fatalrat | 5e23d6302299ec9322e61d05bc8ec3860b415509e97cb0160f3afed05094279a

Analysis

max time kernel
118s
max time network
143s
platform
windows7_x64
resource
win7-20240903-en
resource tags

arch:x64arch:x86image:win7-20240903-enlocale:en-usos:windows7-x64system
submitted
15-11-2024 04:41

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General

Target

5e23d6302299ec9322e61d05bc8ec3860b415509e97cb0160f3afed05094279a.exe
Size

102.8MB
MD5

e6892d590425742a2b10f89409b39e64
SHA1

683d3dd2b47ef4dddc65662779e31abde519c965
SHA256

5e23d6302299ec9322e61d05bc8ec3860b415509e97cb0160f3afed05094279a
SHA512

ce4371c6213db1281e7ebb4a46c14cd901069ec0221e9a7411a84a8bac27787190bf949db15f357a10373dbf4224e77ff20ffa0bc0f712726e454be90652163b
SSDEEP

1572864:zWCctvS7T3H6WCpsrxXGmjJoGe/ywdUa4nIvHiRG5E7w8LUxFBIMVNLnfUdAie:3cgjaoImF7w9iIvZ5uUxTIy9nIAie

Score

10^/10

fatalrat discovery evasion infostealer persistence rat trojan upx

Malware Config

Signatures

FatalRat
FatalRat is a modular infostealer family written in C++ first appearing in June 2021.
infostealer rat fatalrat
Fatalrat family
fatalrat

Fatal Rat payload 1 IoCs

rat infostealer

resource	yara_rule
behavioral1/memory/2700-62-0x0000000010000000-0x000000001002A000-memory.dmp	fatalrat

Deletes itself 1 IoCs

pid	Process
2616	cmd.exe

Executes dropped EXE 5 IoCs

pid	Process
2548	u1.exe
2140	QTalk.exe
3016	spolsvt.exe
2700	spolsvt.exe
2928	svcoth.exe

Loads dropped DLL 8 IoCs

pid	Process
996	5e23d6302299ec9322e61d05bc8ec3860b415509e97cb0160f3afed05094279a.exe
2548	u1.exe
2140	QTalk.exe
2140	QTalk.exe
3016	spolsvt.exe
3016	spolsvt.exe
3016	spolsvt.exe
3016	spolsvt.exe

Adds Run key to start application 2 TTPs 1 IoCs

persistence

Registry Run Keys / Startup Folder

T1547.001

Modify Registry

T1112

description	ioc	Process
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Windows\CurrentVersion\Run\Çý¶¯ÈËÉú = "C:\\Users\\Public\\Documents\\sougou\\PTvrst.exe"	u1.exe

Checks whether UAC is enabled 1 TTPs 1 IoCs

evasion trojan

System Information Discovery

T1082

description	ioc	Process
Key value queried	\REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows\CurrentVersion\Policies\System\EnableLUA	u1.exe

Suspicious use of SetThreadContext 3 IoCs

description	pid	Process	procid_target
PID 2140 set thread context of 3016	2140	QTalk.exe	33
PID 3016 set thread context of 2700	3016	spolsvt.exe	34
PID 3016 set thread context of 2928	3016	spolsvt.exe	38

UPX packed file 2 IoCs

Detects executables packed with UPX/modified UPX open source packer.

upx

resource	yara_rule
behavioral1/memory/996-0-0x0000000000400000-0x000000000046D000-memory.dmp	upx
behavioral1/memory/996-81-0x0000000000400000-0x000000000046D000-memory.dmp	upx

Drops file in Program Files directory 64 IoCs

description	ioc	Process
File opened for modification	C:\Program Files (x86)\Adobe\Reader 9.0\Reader\plug_ins\VDKHome\ENU\Vdk10.lng	5e23d6302299ec9322e61d05bc8ec3860b415509e97cb0160f3afed05094279a.exe
File opened for modification	C:\Program Files (x86)\Adobe\Reader 9.0\Reader\plug_ins\VDKHome\ENU\Vdk10.rst	5e23d6302299ec9322e61d05bc8ec3860b415509e97cb0160f3afed05094279a.exe
File opened for modification	C:\Program Files (x86)\Adobe\Reader 9.0\Reader\plug_ins3d\drvDX9.x3d	5e23d6302299ec9322e61d05bc8ec3860b415509e97cb0160f3afed05094279a.exe
File opened for modification	C:\Program Files (x86)\Adobe\Reader 9.0\Reader\BIB.dll	5e23d6302299ec9322e61d05bc8ec3860b415509e97cb0160f3afed05094279a.exe
File opened for modification	C:\Program Files (x86)\Adobe\Reader 9.0\Reader\plug_ins\AcroForm\PMP\QRCode.pmp	5e23d6302299ec9322e61d05bc8ec3860b415509e97cb0160f3afed05094279a.exe
File opened for modification	C:\Program Files (x86)\Adobe\Reader 9.0\Reader\plug_ins\EScript.api	5e23d6302299ec9322e61d05bc8ec3860b415509e97cb0160f3afed05094279a.exe
File opened for modification	C:\Program Files (x86)\Adobe\Reader 9.0\Reader\plug_ins3d\drvSOFT.x3d	5e23d6302299ec9322e61d05bc8ec3860b415509e97cb0160f3afed05094279a.exe
File opened for modification	C:\Program Files (x86)\Adobe\Reader 9.0\Reader\Tracker\server_issue.gif	5e23d6302299ec9322e61d05bc8ec3860b415509e97cb0160f3afed05094279a.exe
File opened for modification	C:\Program Files (x86)\Adobe\Reader 9.0\Reader\Tracker\server_ok.gif	5e23d6302299ec9322e61d05bc8ec3860b415509e97cb0160f3afed05094279a.exe
File opened for modification	C:\Program Files (x86)\Adobe\Reader 9.0\Reader\Tracker\submission_history.gif	5e23d6302299ec9322e61d05bc8ec3860b415509e97cb0160f3afed05094279a.exe
File opened for modification	C:\Program Files (x86)\Adobe\Reader 9.0\Reader\vdk150.dll	5e23d6302299ec9322e61d05bc8ec3860b415509e97cb0160f3afed05094279a.exe
File opened for modification	C:\Program Files (x86)\Adobe\Reader 9.0\Reader\AdobeUpdater.dll	5e23d6302299ec9322e61d05bc8ec3860b415509e97cb0160f3afed05094279a.exe
File opened for modification	C:\Program Files (x86)\Adobe\Reader 9.0\Reader\plug_ins\AcroForm\PMP\AdobePDF417.pmp	5e23d6302299ec9322e61d05bc8ec3860b415509e97cb0160f3afed05094279a.exe
File opened for modification	C:\Program Files (x86)\Adobe\Reader 9.0\Reader\plug_ins\Annotations\Stamps\ENU\StandardBusiness.pdf	5e23d6302299ec9322e61d05bc8ec3860b415509e97cb0160f3afed05094279a.exe
File opened for modification	C:\Program Files (x86)\Adobe\Reader 9.0\Reader\plug_ins\VDKHome\ENU\VDK10.RSD	5e23d6302299ec9322e61d05bc8ec3860b415509e97cb0160f3afed05094279a.exe
File opened for modification	C:\Program Files (x86)\Adobe\Reader 9.0\Reader\plug_ins\VDKHome	5e23d6302299ec9322e61d05bc8ec3860b415509e97cb0160f3afed05094279a.exe
File opened for modification	C:\Program Files (x86)\Adobe\Reader 9.0\Reader\plug_ins3d\prcr.x3d	5e23d6302299ec9322e61d05bc8ec3860b415509e97cb0160f3afed05094279a.exe
File opened for modification	C:\Program Files (x86)\Adobe\Reader 9.0\Reader\plug_ins3d\tesselate.x3d	5e23d6302299ec9322e61d05bc8ec3860b415509e97cb0160f3afed05094279a.exe
File opened for modification	C:\Program Files (x86)\Adobe\Reader 9.0\Reader\Tracker\reviews_super.gif	5e23d6302299ec9322e61d05bc8ec3860b415509e97cb0160f3afed05094279a.exe
File opened for modification	C:\Program Files (x86)\Adobe\Reader 9.0\Reader\AcroTextExtractor.exe	5e23d6302299ec9322e61d05bc8ec3860b415509e97cb0160f3afed05094279a.exe
File opened for modification	C:\Program Files (x86)\Adobe\Reader 9.0\Reader\Tracker\rss.gif	5e23d6302299ec9322e61d05bc8ec3860b415509e97cb0160f3afed05094279a.exe
File opened for modification	C:\Program Files (x86)\Adobe\Reader 9.0\Reader\CoolType.dll	5e23d6302299ec9322e61d05bc8ec3860b415509e97cb0160f3afed05094279a.exe
File opened for modification	C:\Program Files (x86)\Adobe\Reader 9.0\Reader\plug_ins\VDKHome\VDK10.LIC	5e23d6302299ec9322e61d05bc8ec3860b415509e97cb0160f3afed05094279a.exe
File opened for modification	C:\Program Files (x86)\Adobe\Reader 9.0\Reader\Tracker\forms_distributed.gif	5e23d6302299ec9322e61d05bc8ec3860b415509e97cb0160f3afed05094279a.exe
File opened for modification	C:\Program Files (x86)\Adobe\Reader 9.0\Reader\A3DUtility.exe	5e23d6302299ec9322e61d05bc8ec3860b415509e97cb0160f3afed05094279a.exe
File opened for modification	C:\Program Files (x86)\Adobe\Reader 9.0\Reader\cryptocme2.dll	5e23d6302299ec9322e61d05bc8ec3860b415509e97cb0160f3afed05094279a.exe
File opened for modification	C:\Program Files (x86)\Adobe\Reader 9.0\Reader\PDFPrevHndlr.dll	5e23d6302299ec9322e61d05bc8ec3860b415509e97cb0160f3afed05094279a.exe
File opened for modification	C:\Program Files (x86)\Adobe\Reader 9.0\Reader\plug_ins\HLS.api	5e23d6302299ec9322e61d05bc8ec3860b415509e97cb0160f3afed05094279a.exe
File opened for modification	C:\Program Files (x86)\Adobe\Reader 9.0\Reader\plug_ins\MakeAccessible.api	5e23d6302299ec9322e61d05bc8ec3860b415509e97cb0160f3afed05094279a.exe
File opened for modification	C:\Program Files (x86)\Adobe\Reader 9.0\Reader\rt3d.dll	5e23d6302299ec9322e61d05bc8ec3860b415509e97cb0160f3afed05094279a.exe
File opened for modification	C:\Program Files (x86)\Adobe\Reader 9.0\Reader\Tracker\email_all.gif	5e23d6302299ec9322e61d05bc8ec3860b415509e97cb0160f3afed05094279a.exe
File opened for modification	C:\Program Files (x86)\Adobe\Reader 9.0\Reader\atl.dll	5e23d6302299ec9322e61d05bc8ec3860b415509e97cb0160f3afed05094279a.exe
File opened for modification	C:\Program Files (x86)\Adobe\Reader 9.0\Reader\plug_ins\Multimedia\MPP\MCIMPP.mpp	5e23d6302299ec9322e61d05bc8ec3860b415509e97cb0160f3afed05094279a.exe
File opened for modification	C:\Program Files (x86)\Adobe\Reader 9.0\Reader\plug_ins\Multimedia\MPP\WindowsMedia.mpp	5e23d6302299ec9322e61d05bc8ec3860b415509e97cb0160f3afed05094279a.exe
File opened for modification	C:\Program Files (x86)\Adobe\Reader 9.0\Reader\plug_ins\Multimedia	5e23d6302299ec9322e61d05bc8ec3860b415509e97cb0160f3afed05094279a.exe
File opened for modification	C:\Program Files (x86)\Adobe\Reader 9.0\Reader\plug_ins\VDKHome\VDK10.STD	5e23d6302299ec9322e61d05bc8ec3860b415509e97cb0160f3afed05094279a.exe
File opened for modification	C:\Program Files (x86)\Adobe\Reader 9.0\Reader\Tracker	5e23d6302299ec9322e61d05bc8ec3860b415509e97cb0160f3afed05094279a.exe
File opened for modification	C:\Program Files (x86)\Adobe\Reader 9.0\Reader\AcroRdIF.dll	5e23d6302299ec9322e61d05bc8ec3860b415509e97cb0160f3afed05094279a.exe
File opened for modification	C:\Program Files (x86)\Adobe\Reader 9.0\Reader\AXE8SharedExpat.dll	5e23d6302299ec9322e61d05bc8ec3860b415509e97cb0160f3afed05094279a.exe
File opened for modification	C:\Program Files (x86)\Adobe\Reader 9.0\Reader\IDTemplates\ENU	5e23d6302299ec9322e61d05bc8ec3860b415509e97cb0160f3afed05094279a.exe
File opened for modification	C:\Program Files (x86)\Adobe\Reader 9.0\Reader\plug_ins\PPKLite.api	5e23d6302299ec9322e61d05bc8ec3860b415509e97cb0160f3afed05094279a.exe
File opened for modification	C:\Program Files (x86)\Adobe\Reader 9.0\Reader\reader_sl.exe	5e23d6302299ec9322e61d05bc8ec3860b415509e97cb0160f3afed05094279a.exe
File opened for modification	C:\Program Files (x86)\Adobe\Reader 9.0\Reader\Tracker\email_initiator.gif	5e23d6302299ec9322e61d05bc8ec3860b415509e97cb0160f3afed05094279a.exe
File opened for modification	C:\Program Files (x86)\Adobe\Reader 9.0\Esl\AiodLite.dll	5e23d6302299ec9322e61d05bc8ec3860b415509e97cb0160f3afed05094279a.exe
File opened for modification	C:\Program Files (x86)\Adobe\Reader 9.0\Reader\plug_ins\AcroForm\PMP\DataMatrix.pmp	5e23d6302299ec9322e61d05bc8ec3860b415509e97cb0160f3afed05094279a.exe
File opened for modification	C:\Program Files (x86)\Adobe\Reader 9.0\Reader\Tracker\forms_super.gif	5e23d6302299ec9322e61d05bc8ec3860b415509e97cb0160f3afed05094279a.exe
File opened for modification	C:\Program Files (x86)\Adobe\Reader 9.0\Reader\Tracker\server_lg.gif	5e23d6302299ec9322e61d05bc8ec3860b415509e97cb0160f3afed05094279a.exe
File opened for modification	C:\Program Files (x86)\Adobe\Reader 9.0\Reader\Tracker\turnOnNotificationInAcrobat.gif	5e23d6302299ec9322e61d05bc8ec3860b415509e97cb0160f3afed05094279a.exe
File opened for modification	C:\Program Files (x86)\Adobe\Reader 9.0\Reader\AGM.dll	5e23d6302299ec9322e61d05bc8ec3860b415509e97cb0160f3afed05094279a.exe
File opened for modification	C:\Program Files (x86)\Adobe\Reader 9.0\Reader\IDTemplates\ENU\DefaultID.pdf	5e23d6302299ec9322e61d05bc8ec3860b415509e97cb0160f3afed05094279a.exe
File opened for modification	C:\Program Files (x86)\Adobe\Reader 9.0\Reader\Javascripts\JSByteCodeWin.bin	5e23d6302299ec9322e61d05bc8ec3860b415509e97cb0160f3afed05094279a.exe
File opened for modification	C:\Program Files (x86)\Adobe\Reader 9.0\Reader\plug_ins\IA32.api	5e23d6302299ec9322e61d05bc8ec3860b415509e97cb0160f3afed05094279a.exe
File opened for modification	C:\Program Files (x86)\Adobe\Reader 9.0\Reader\plug_ins\Multimedia\MPP\Real.mpp	5e23d6302299ec9322e61d05bc8ec3860b415509e97cb0160f3afed05094279a.exe
File opened for modification	C:\Program Files (x86)\Adobe\Reader 9.0\Reader\plug_ins\VDKHome\ENU\acro20.lng	5e23d6302299ec9322e61d05bc8ec3860b415509e97cb0160f3afed05094279a.exe
File opened for modification	C:\Program Files (x86)\Adobe\Reader 9.0\Reader\plug_ins\VDKHome\ENU\VDK10.SYD	5e23d6302299ec9322e61d05bc8ec3860b415509e97cb0160f3afed05094279a.exe
File opened for modification	C:\Program Files (x86)\Adobe\Reader 9.0\Reader\plug_ins3d\2d.x3d	5e23d6302299ec9322e61d05bc8ec3860b415509e97cb0160f3afed05094279a.exe
File opened for modification	C:\Program Files (x86)\Adobe\Reader 9.0\Reader\AdobeCollabSync.exe	5e23d6302299ec9322e61d05bc8ec3860b415509e97cb0160f3afed05094279a.exe
File opened for modification	C:\Program Files (x86)\Adobe\Reader 9.0\Reader\SPPlugins\ADMPlugin.apl	5e23d6302299ec9322e61d05bc8ec3860b415509e97cb0160f3afed05094279a.exe
File opened for modification	C:\Program Files (x86)\Adobe\Reader 9.0\Reader\Tracker\turnOffNotificationInAcrobat.gif	5e23d6302299ec9322e61d05bc8ec3860b415509e97cb0160f3afed05094279a.exe
File opened for modification	C:\Program Files (x86)\Adobe\Reader 9.0\Reader\plug_ins3d	5e23d6302299ec9322e61d05bc8ec3860b415509e97cb0160f3afed05094279a.exe
File opened for modification	C:\Program Files (x86)\Adobe\Reader 9.0\Reader\Legal\ENU\license.html	5e23d6302299ec9322e61d05bc8ec3860b415509e97cb0160f3afed05094279a.exe
File opened for modification	C:\Program Files (x86)\Adobe\Reader 9.0\Reader\plug_ins\AcroForm	5e23d6302299ec9322e61d05bc8ec3860b415509e97cb0160f3afed05094279a.exe
File opened for modification	C:\Program Files (x86)\Adobe\Reader 9.0\Reader\plug_ins\Multimedia.api	5e23d6302299ec9322e61d05bc8ec3860b415509e97cb0160f3afed05094279a.exe
File opened for modification	C:\Program Files (x86)\Adobe\Reader 9.0\Reader\plug_ins3d\prc\MyriadCAD.otf	5e23d6302299ec9322e61d05bc8ec3860b415509e97cb0160f3afed05094279a.exe

Enumerates physical storage devices 1 TTPs
Attempts to interact with connected storage/optical drive(s).

System Information Discovery
T1082

System Location Discovery: System Language Discovery 1 TTPs 7 IoCs

Attempt gather information about the system language of a victim in order to infer the geographical location of that host.

discovery

System Language Discovery

T1614.001

description	ioc	Process
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	u1.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	QTalk.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	spolsvt.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	spolsvt.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	cmd.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	svcoth.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	5e23d6302299ec9322e61d05bc8ec3860b415509e97cb0160f3afed05094279a.exe

Checks processor information in registry 2 TTPs 2 IoCs

Processor information is often read in order to detect sandboxing environments.

Query Registry

T1012

System Information Discovery

T1082

description	ioc	Process
Key opened	\REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\CentralProcessor\0	spolsvt.exe
Key value queried	\REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\CentralProcessor\0\~MHz	spolsvt.exe

Suspicious behavior: EnumeratesProcesses 52 IoCs

pid	Process
2548	u1.exe
2700	spolsvt.exe
2700	spolsvt.exe
2700	spolsvt.exe
2700	spolsvt.exe
2700	spolsvt.exe
2700	spolsvt.exe
2700	spolsvt.exe
2700	spolsvt.exe
2700	spolsvt.exe
2700	spolsvt.exe
2700	spolsvt.exe
2700	spolsvt.exe
2700	spolsvt.exe
2700	spolsvt.exe
2700	spolsvt.exe
2700	spolsvt.exe
2700	spolsvt.exe
2700	spolsvt.exe
2700	spolsvt.exe
2700	spolsvt.exe
2700	spolsvt.exe
2700	spolsvt.exe
2700	spolsvt.exe
2700	spolsvt.exe
2700	spolsvt.exe
2700	spolsvt.exe
2700	spolsvt.exe
2700	spolsvt.exe
2700	spolsvt.exe
2700	spolsvt.exe
2700	spolsvt.exe
2700	spolsvt.exe
2700	spolsvt.exe
2700	spolsvt.exe
2700	spolsvt.exe
2700	spolsvt.exe
2700	spolsvt.exe
2700	spolsvt.exe
2700	spolsvt.exe
2700	spolsvt.exe
2700	spolsvt.exe
2700	spolsvt.exe
2700	spolsvt.exe
2700	spolsvt.exe
2700	spolsvt.exe
2700	spolsvt.exe
2700	spolsvt.exe
2700	spolsvt.exe
2700	spolsvt.exe
2700	spolsvt.exe
2700	spolsvt.exe

Suspicious use of AdjustPrivilegeToken 1 IoCs

description	pid	Process
Token: SeDebugPrivilege	2700	spolsvt.exe

Suspicious use of SetWindowsHookEx 4 IoCs

pid	Process
2548	u1.exe
2548	u1.exe
2140	QTalk.exe
2140	QTalk.exe

Suspicious use of WriteProcessMemory 41 IoCs

description	pid	Process	procid_target
PID 996 wrote to memory of 2548	996	5e23d6302299ec9322e61d05bc8ec3860b415509e97cb0160f3afed05094279a.exe	31
PID 996 wrote to memory of 2548	996	5e23d6302299ec9322e61d05bc8ec3860b415509e97cb0160f3afed05094279a.exe	31
PID 996 wrote to memory of 2548	996	5e23d6302299ec9322e61d05bc8ec3860b415509e97cb0160f3afed05094279a.exe	31
PID 996 wrote to memory of 2548	996	5e23d6302299ec9322e61d05bc8ec3860b415509e97cb0160f3afed05094279a.exe	31
PID 2548 wrote to memory of 2140	2548	u1.exe	32
PID 2548 wrote to memory of 2140	2548	u1.exe	32
PID 2548 wrote to memory of 2140	2548	u1.exe	32
PID 2548 wrote to memory of 2140	2548	u1.exe	32
PID 2140 wrote to memory of 3016	2140	QTalk.exe	33
PID 2140 wrote to memory of 3016	2140	QTalk.exe	33
PID 2140 wrote to memory of 3016	2140	QTalk.exe	33
PID 2140 wrote to memory of 3016	2140	QTalk.exe	33
PID 2140 wrote to memory of 3016	2140	QTalk.exe	33
PID 2140 wrote to memory of 3016	2140	QTalk.exe	33
PID 2140 wrote to memory of 3016	2140	QTalk.exe	33
PID 2140 wrote to memory of 3016	2140	QTalk.exe	33
PID 2140 wrote to memory of 3016	2140	QTalk.exe	33
PID 3016 wrote to memory of 2700	3016	spolsvt.exe	34
PID 3016 wrote to memory of 2700	3016	spolsvt.exe	34
PID 3016 wrote to memory of 2700	3016	spolsvt.exe	34
PID 3016 wrote to memory of 2700	3016	spolsvt.exe	34
PID 3016 wrote to memory of 2700	3016	spolsvt.exe	34
PID 3016 wrote to memory of 2700	3016	spolsvt.exe	34
PID 3016 wrote to memory of 2700	3016	spolsvt.exe	34
PID 3016 wrote to memory of 2700	3016	spolsvt.exe	34
PID 3016 wrote to memory of 2700	3016	spolsvt.exe	34
PID 996 wrote to memory of 2616	996	5e23d6302299ec9322e61d05bc8ec3860b415509e97cb0160f3afed05094279a.exe	35
PID 996 wrote to memory of 2616	996	5e23d6302299ec9322e61d05bc8ec3860b415509e97cb0160f3afed05094279a.exe	35
PID 996 wrote to memory of 2616	996	5e23d6302299ec9322e61d05bc8ec3860b415509e97cb0160f3afed05094279a.exe	35
PID 996 wrote to memory of 2616	996	5e23d6302299ec9322e61d05bc8ec3860b415509e97cb0160f3afed05094279a.exe	35
PID 3016 wrote to memory of 2928	3016	spolsvt.exe	38
PID 3016 wrote to memory of 2928	3016	spolsvt.exe	38
PID 3016 wrote to memory of 2928	3016	spolsvt.exe	38
PID 3016 wrote to memory of 2928	3016	spolsvt.exe	38
PID 3016 wrote to memory of 2928	3016	spolsvt.exe	38
PID 3016 wrote to memory of 2928	3016	spolsvt.exe	38
PID 3016 wrote to memory of 2928	3016	spolsvt.exe	38
PID 3016 wrote to memory of 2928	3016	spolsvt.exe	38
PID 3016 wrote to memory of 2928	3016	spolsvt.exe	38
PID 3016 wrote to memory of 2928	3016	spolsvt.exe	38
PID 3016 wrote to memory of 2928	3016	spolsvt.exe	38

C:\Users\Admin\AppData\Local\Temp\5e23d6302299ec9322e61d05bc8ec3860b415509e97cb0160f3afed05094279a.exe
"C:\Users\Admin\AppData\Local\Temp\5e23d6302299ec9322e61d05bc8ec3860b415509e97cb0160f3afed05094279a.exe"
1⤵
- Loads dropped DLL
- Drops file in Program Files directory
- System Location Discovery: System Language Discovery
- Suspicious use of WriteProcessMemory
PID:996
- C:\Program Files (x86)\u1.exe
  "C:\Program Files (x86)\u1.exe"
  2⤵
  - Executes dropped EXE
  - Loads dropped DLL
  - Adds Run key to start application
  - Checks whether UAC is enabled
  - System Location Discovery: System Language Discovery
  - Suspicious behavior: EnumeratesProcesses
  - Suspicious use of SetWindowsHookEx
  - Suspicious use of WriteProcessMemory
  PID:2548
- - C:\Users\Public\Documents\sougou\V4.6.80\Bin\QTalk.exe
    C:\Users\Public\Documents\sougou\V4.6.80\Bin\QTalk.exe
    3⤵
    - Executes dropped EXE
    - Loads dropped DLL
    - Suspicious use of SetThreadContext
    - System Location Discovery: System Language Discovery
    - Suspicious use of SetWindowsHookEx
    - Suspicious use of WriteProcessMemory
    PID:2140
  - - C:\Users\Public\Documents\sougou\spolsvt.exe
      C:\Users\Public\Documents\sougou\spolsvt.exe
      4⤵
      Executes dropped EXE
      Loads dropped DLL
      Suspicious use of SetThreadContext
      System Location Discovery: System Language Discovery
      Suspicious use of WriteProcessMemory
      PID:3016
    - - C:\Users\Public\Documents\dd\spolsvt.exe
        
        C:\Users\Public\Documents\dd\spolsvt.exe
        5⤵
        Executes dropped EXE
        System Location Discovery: System Language Discovery
        Checks processor information in registry
        Suspicious behavior: EnumeratesProcesses
        Suspicious use of AdjustPrivilegeToken
        
        PID:2700
    - - C:\Users\Public\Documents\uu\svcoth.exe
        
        C:\Users\Public\Documents\uu\svcoth.exe
        5⤵
        Executes dropped EXE
        System Location Discovery: System Language Discovery
        
        PID:2928
- C:\Windows\SysWOW64\cmd.exe
  cmd /c ""C:\Users\Admin\AppData\Local\Temp\7ZSfx000.cmd" "
  2⤵
  - Deletes itself
  - System Location Discovery: System Language Discovery
  PID:2616

Network

MITRE ATT&CK Enterprise v15

Reconnaissance

Resource Development

Initial Access

Execution

Persistence

Boot or Logon Autostart Execution

T1547

Registry Run Keys / Startup Folder

T1547.001

Privilege Escalation

Boot or Logon Autostart Execution

T1547

Registry Run Keys / Startup Folder

T1547.001

Defense Evasion

Modify Registry

T1112

Credential Access

Discovery

Query Registry

T1012

System Information Discovery

T1082

System Location Discovery

T1614

System Language Discovery

T1614.001

Lateral Movement

Collection

Command and Control

Exfiltration

Impact

Replay Monitor

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Downloads

C:\Users\Admin\AppData\Local\Temp\7ZSfx000.cmd

Filesize
300B

MD5
ed7240cf3bd75c0791a71af822338029

SHA1
b44f0b389bf28785016f8d92907ff357d0d2b204

SHA256
7789e4e7246c480f93358d39f393101636e849ef64067a96b7544e94571a9f70

SHA512
0038da27924d9787d23732d27465606f54f76430367408995d71420327bc5370e38aad65400baa80e15832fae7b32d654712042d003dcf2b0f23d5ab31fddc66

Download Submit
C:\Users\Public\Documents\sougou\Mpec.mbt

Filesize
196KB

MD5
f1776f8a75946d171ad83bbd93f94d96

SHA1
c6b2d9ab4a49f3e905185f9730727301a1729313

SHA256
9c7689cd94796a74a1b7397818a10d1896f40ef7fa84c006c8ba3927f8ffe967

SHA512
520e6aee04c074c5acd1e9e90ec33969a9ec7598bd5c0e36833a2830b23ec392257e38b371fd3489e0c6b57d9640c56b7d90c7e8970d9e6dd02176cce27c871c

Download Submit
C:\Users\Public\Documents\sougou\spolsvt.exe

Filesize
9KB

MD5
523d5c39f9d8d2375c3df68251fa2249

SHA1
d4ed365c44bec9246fc1a65a32a7791792647a10

SHA256
20e3dc90a3e83b6202e2a7f4603b60e5e859639cb68693426c400b13aaeabd78

SHA512
526e1bba30d03f1ac177c6ab7409187a730969c429cebef15da68ffcf44b3b93227781eebc827b2f7a0fa17c391e00a0e532263fd0167aeaeb0456f96cfe3ae4

Download Submit
\Program Files (x86)\u1.exe

Filesize
6.1MB

MD5
0d808b4aa4329dd4091c0414333aca75

SHA1
50f045202090292f00a82b1efb3cde09f848a9dd

SHA256
9392da86d8c1d1fa48dab2d0c5a53c05de74eccdb302a043f7829f09911f8c5d

SHA512
427552d251d65289c97b9593efa87092ec2bdace1d5e39448e98439fff7469414aff0755f915edccae780ef9cf0433993f083deee44be2d41587a14c959daa7b

Download Submit
\Users\Public\Documents\dd\spolsvt.exe

Filesize
16KB

MD5
cdce4713e784ae069d73723034a957ff

SHA1
9a393a6bab6568f1a774fb753353223f11367e09

SHA256
b29e48102ecb3d3614e8980a8b8cc63dd2b993c6346f466479244ec2b47b69d8

SHA512
0a3a59a305cc2a6fad4e1315b0bcc5a4129595dfe1e8b703363fa02528d2d7c48d3fd22d365708be84a5557cf1916873df9563c454732f93f94a66e7e3b9fb0f

Download Submit
memory/996-81-0x0000000000400000-0x000000000046D000-memory.dmp

Filesize
436KB

Download
memory/996-0-0x0000000000400000-0x000000000046D000-memory.dmp

Filesize
436KB

Download
memory/996-10-0x00000000029A0000-0x0000000002FED000-memory.dmp

Filesize
6.3MB

Download
memory/2140-107-0x0000000000400000-0x0000000000A4D000-memory.dmp

Filesize
6.3MB

Download
memory/2548-20-0x00000000028C0000-0x0000000002F0D000-memory.dmp

Filesize
6.3MB

Download
memory/2548-67-0x0000000000400000-0x0000000000A4D000-memory.dmp

Filesize
6.3MB

Download
memory/2548-11-0x0000000000400000-0x0000000000A4D000-memory.dmp

Filesize
6.3MB

Download
memory/2700-52-0x0000000000400000-0x0000000000430000-memory.dmp

Filesize
192KB

Download
memory/2700-62-0x0000000010000000-0x000000001002A000-memory.dmp

Filesize
168KB

Download
memory/2700-55-0x0000000000400000-0x0000000000430000-memory.dmp

Filesize
192KB

Download
memory/2700-53-0x0000000000400000-0x0000000000430000-memory.dmp

Filesize
192KB

Download
memory/2700-58-0x000000007EFDE000-0x000000007EFDF000-memory.dmp

Filesize
4KB

Download
memory/2700-57-0x0000000000400000-0x0000000000430000-memory.dmp

Filesize
192KB

Download
memory/2700-51-0x0000000000400000-0x0000000000430000-memory.dmp

Filesize
192KB

Download
memory/2700-61-0x0000000000400000-0x0000000000430000-memory.dmp

Filesize
192KB

Download
memory/2928-100-0x0000000000400000-0x000000000041C000-memory.dmp

Filesize
112KB

Download
memory/2928-94-0x0000000000400000-0x000000000041C000-memory.dmp

Filesize
112KB

Download
memory/2928-98-0x0000000000400000-0x000000000041C000-memory.dmp

Filesize
112KB

Download
memory/2928-102-0x0000000000400000-0x000000000041C000-memory.dmp

Filesize
112KB

Download
memory/2928-93-0x0000000000400000-0x000000000041C000-memory.dmp

Filesize
112KB

Download
memory/2928-96-0x0000000000400000-0x000000000041C000-memory.dmp

Filesize
112KB

Download
memory/2928-92-0x0000000000400000-0x000000000041C000-memory.dmp

Filesize
112KB

Download
memory/2928-106-0x0000000000400000-0x000000000041C000-memory.dmp

Filesize
112KB

Download
memory/3016-33-0x0000000000400000-0x0000000000441000-memory.dmp

Filesize
260KB

Download
memory/3016-37-0x000000007EFDE000-0x000000007EFDF000-memory.dmp

Filesize
4KB

Download
memory/3016-26-0x0000000000400000-0x0000000000441000-memory.dmp

Filesize
260KB

Download
memory/3016-28-0x0000000000400000-0x0000000000441000-memory.dmp

Filesize
260KB

Download
memory/3016-36-0x0000000000400000-0x0000000000441000-memory.dmp

Filesize
260KB

Download
memory/3016-41-0x0000000000400000-0x0000000000441000-memory.dmp

Filesize
260KB

Download
memory/3016-30-0x0000000000400000-0x0000000000441000-memory.dmp

Filesize
260KB

Download