c9fb30c59e33216f6474894ac190bbe8f431d338c4d11b649e0466f2295afcdf

Analysis

max time kernel
136s
max time network
153s
platform
windows10-2004_x64
resource
win10v2004-20220901-en
resource tags

arch:x64arch:x86image:win10v2004-20220901-enlocale:en-usos:windows10-2004-x64system
submitted
04/10/2022, 01:19

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General

Target

c9fb30c59e33216f6474894ac190bbe8f431d338c4d11b649e0466f2295afcdf.exe
Size

127KB
MD5

3b5854809fa6c65c3660116d1e054df0
SHA1

777e5e6d47f553a128584098cf9ec9109ce6c5b1
SHA256

c9fb30c59e33216f6474894ac190bbe8f431d338c4d11b649e0466f2295afcdf
SHA512

c72439d25654709f4291b74ea7da4b65739424536f5fa62ecc87cdc836afc6e5f0705740764f0318907652bc31e7c75ea63e49e442ce70557101e3d9df415885
SSDEEP

3072:XmBes5HVuSQ7lr1ia2FHS6p4SwnzSJ0H9K/GyKoKLB/:XeeszuSFTH/4nm0dgGyKo0

Score

8^/10

upx

Malware Config

Signatures

UPX packed file 1 IoCs

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

upx

resource	yara_rule
behavioral2/memory/2536-132-0x0000000000400000-0x000000000059C000-memory.dmp	upx

Enumerates connected drives 3 TTPs 23 IoCs

Attempts to read the root path of hard drives other than the default C: drive.

Query Registry

T1012

Peripheral Device Discovery

T1120

System Information Discovery

T1082

description	ioc	Process
File opened (read-only)	\??\R:	svchost.exe
File opened (read-only)	\??\Z:	svchost.exe
File opened (read-only)	\??\E:	svchost.exe
File opened (read-only)	\??\F:	svchost.exe
File opened (read-only)	\??\O:	svchost.exe
File opened (read-only)	\??\P:	svchost.exe
File opened (read-only)	\??\H:	svchost.exe
File opened (read-only)	\??\M:	svchost.exe
File opened (read-only)	\??\T:	svchost.exe
File opened (read-only)	\??\W:	svchost.exe
File opened (read-only)	\??\S:	svchost.exe
File opened (read-only)	\??\V:	svchost.exe
File opened (read-only)	\??\X:	svchost.exe
File opened (read-only)	\??\Y:	svchost.exe
File opened (read-only)	\??\B:	svchost.exe
File opened (read-only)	\??\G:	svchost.exe
File opened (read-only)	\??\N:	svchost.exe
File opened (read-only)	\??\Q:	svchost.exe
File opened (read-only)	\??\U:	svchost.exe
File opened (read-only)	\??\I:	svchost.exe
File opened (read-only)	\??\J:	svchost.exe
File opened (read-only)	\??\K:	svchost.exe
File opened (read-only)	\??\L:	svchost.exe

Suspicious use of SetThreadContext 1 IoCs

description	pid	Process	procid_target
PID 2536 set thread context of 3672	2536	c9fb30c59e33216f6474894ac190bbe8f431d338c4d11b649e0466f2295afcdf.exe	83

Drops file in Windows directory 1 IoCs

description	ioc	Process
File opened for modification	C:\Windows\Debug\WIA\wiatrace.log	mspaint.exe

Modifies Internet Explorer settings 1 TTPs 28 IoCs

adware spyware

Modify Registry

T1112

description	ioc	Process
Set value (int)	\REGISTRY\USER\S-1-5-21-929662420-1054238289-2961194603-1000\SOFTWARE\Microsoft\Internet Explorer\DomainSuggestion\NextUpdateDate = "371644780"	IEXPLORE.EXE
Key created	\REGISTRY\USER\S-1-5-21-929662420-1054238289-2961194603-1000\Software\Microsoft\Internet Explorer\Recovery\AdminActive	IEXPLORE.EXE
Set value (int)	\REGISTRY\USER\S-1-5-21-929662420-1054238289-2961194603-1000\SOFTWARE\Microsoft\Internet Explorer\VersionManager\LastUpdateHighDateTime = "30988253"	IEXPLORE.EXE
Set value (str)	\REGISTRY\USER\S-1-5-21-929662420-1054238289-2961194603-1000\SOFTWARE\Microsoft\Internet Explorer\Main\WindowsSearch\Version = "WS not running"	IEXPLORE.EXE
Set value (str)	\REGISTRY\USER\S-1-5-21-929662420-1054238289-2961194603-1000\SOFTWARE\Microsoft\Internet Explorer\Main\FullScreen = "no"	IEXPLORE.EXE
Set value (int)	\REGISTRY\USER\S-1-5-21-929662420-1054238289-2961194603-1000\SOFTWARE\Microsoft\Internet Explorer\VersionManager\LastCheckForUpdateHighDateTime = "30988253"	IEXPLORE.EXE
Set value (int)	\REGISTRY\USER\S-1-5-21-929662420-1054238289-2961194603-1000\SOFTWARE\Microsoft\Internet Explorer\VersionManager\LastTTLLowDateTime = "1251635200"	IEXPLORE.EXE
Key created	\REGISTRY\USER\S-1-5-21-929662420-1054238289-2961194603-1000\Software\Microsoft\Internet Explorer\VersionManager	IEXPLORE.EXE
Key created	\REGISTRY\USER\S-1-5-21-929662420-1054238289-2961194603-1000\Software\Microsoft\Internet Explorer\DomainSuggestion\FileNames\	IEXPLORE.EXE
Key created	\REGISTRY\USER\S-1-5-21-929662420-1054238289-2961194603-1000\Software\Microsoft\Internet Explorer\Main	IEXPLORE.EXE
Set value (int)	\REGISTRY\USER\S-1-5-21-929662420-1054238289-2961194603-1000\SOFTWARE\Microsoft\Internet Explorer\Recovery\PendingRecovery\AdminActive = "0"	IEXPLORE.EXE
Set value (str)	\REGISTRY\USER\S-1-5-21-929662420-1054238289-2961194603-1000\SOFTWARE\Microsoft\Internet Explorer\DomainSuggestion\FileNames\en-US = "en-US.1"	IEXPLORE.EXE
Set value (int)	\REGISTRY\USER\S-1-5-21-929662420-1054238289-2961194603-1000\SOFTWARE\Microsoft\Internet Explorer\Main\CompatibilityFlags = "0"	IEXPLORE.EXE
Key created	\REGISTRY\USER\S-1-5-21-929662420-1054238289-2961194603-1000\Software\Microsoft\Internet Explorer\DomainSuggestion	IEXPLORE.EXE
Key created	\REGISTRY\USER\S-1-5-21-929662420-1054238289-2961194603-1000\Software\Microsoft\Internet Explorer\Main\WindowsSearch	IEXPLORE.EXE
Set value (data)	\REGISTRY\USER\S-1-5-21-929662420-1054238289-2961194603-1000\SOFTWARE\Microsoft\Internet Explorer\Main\Window_Placement = 2c0000000200000003000000ffffffffffffffffffffffffffffffff2400000024000000aa04000089020000	IEXPLORE.EXE
Key created	\REGISTRY\USER\S-1-5-21-929662420-1054238289-2961194603-1000\Software\Microsoft\Internet Explorer\Recovery\PendingRecovery	IEXPLORE.EXE
Set value (int)	\REGISTRY\USER\S-1-5-21-929662420-1054238289-2961194603-1000\SOFTWARE\Microsoft\Internet Explorer\VersionManager\LastCheckForUpdateLowDateTime = "1173703063"	IEXPLORE.EXE
Set value (int)	\REGISTRY\USER\S-1-5-21-929662420-1054238289-2961194603-1000\SOFTWARE\Microsoft\Internet Explorer\VersionManager\LastCheckForUpdateHighDateTime = "30988253"	IEXPLORE.EXE
Key created	\REGISTRY\USER\S-1-5-21-929662420-1054238289-2961194603-1000\SOFTWARE\Microsoft\Internet Explorer\DomainSuggestion	IEXPLORE.EXE
Set value (int)	\REGISTRY\USER\S-1-5-21-929662420-1054238289-2961194603-1000\SOFTWARE\Microsoft\Internet Explorer\Recovery\AdminActive\{7129FF8F-43D0-11ED-A0EE-E2272FE8D9C1} = "0"	IEXPLORE.EXE
Key created	\REGISTRY\USER\S-1-5-21-929662420-1054238289-2961194603-1000\Software\Microsoft\Internet Explorer\Main	IEXPLORE.EXE
Key created	\REGISTRY\USER\S-1-5-21-929662420-1054238289-2961194603-1000\Software\Microsoft\Internet Explorer\VersionManager	IEXPLORE.EXE
Set value (int)	\REGISTRY\USER\S-1-5-21-929662420-1054238289-2961194603-1000\SOFTWARE\Microsoft\Internet Explorer\VersionManager\LastUpdateLowDateTime = "1168857501"	IEXPLORE.EXE
Set value (int)	\REGISTRY\USER\S-1-5-21-929662420-1054238289-2961194603-1000\SOFTWARE\Microsoft\Internet Explorer\VersionManager\LastTTLHighDateTime = "50"	IEXPLORE.EXE
Set value (int)	\REGISTRY\USER\S-1-5-21-929662420-1054238289-2961194603-1000\SOFTWARE\Microsoft\Internet Explorer\VersionManager\LastCheckForUpdateLowDateTime = "1168857501"	IEXPLORE.EXE
Key created	\REGISTRY\USER\S-1-5-21-929662420-1054238289-2961194603-1000\SOFTWARE\Microsoft\Internet Explorer\DomainSuggestion\FileNames	IEXPLORE.EXE
Key created	\REGISTRY\USER\S-1-5-21-929662420-1054238289-2961194603-1000\SOFTWARE\Microsoft\Internet Explorer\DomainSuggestion\FileNames\	IEXPLORE.EXE

Suspicious behavior: EnumeratesProcesses 2 IoCs

pid	Process
5040	mspaint.exe
5040	mspaint.exe

Suspicious behavior: GetForegroundWindowSpam 1 IoCs

pid	Process
3104	IEXPLORE.EXE

Suspicious use of AdjustPrivilegeToken 1 IoCs

description	pid	Process
Token: SeDebugPrivilege	3672	c9fb30c59e33216f6474894ac190bbe8f431d338c4d11b649e0466f2295afcdf.exe

Suspicious use of FindShellTrayWindow 1 IoCs

pid	Process
3104	IEXPLORE.EXE

Suspicious use of SetWindowsHookEx 10 IoCs

pid	Process
5040	mspaint.exe
5040	mspaint.exe
5040	mspaint.exe
5040	mspaint.exe
3104	IEXPLORE.EXE
3104	IEXPLORE.EXE
3856	IEXPLORE.EXE
3856	IEXPLORE.EXE
3856	IEXPLORE.EXE
3856	IEXPLORE.EXE

Suspicious use of WriteProcessMemory 26 IoCs

description	pid	Process	procid_target
PID 2536 wrote to memory of 4480	2536	c9fb30c59e33216f6474894ac190bbe8f431d338c4d11b649e0466f2295afcdf.exe	82
PID 2536 wrote to memory of 4480	2536	c9fb30c59e33216f6474894ac190bbe8f431d338c4d11b649e0466f2295afcdf.exe	82
PID 2536 wrote to memory of 4480	2536	c9fb30c59e33216f6474894ac190bbe8f431d338c4d11b649e0466f2295afcdf.exe	82
PID 2536 wrote to memory of 4480	2536	c9fb30c59e33216f6474894ac190bbe8f431d338c4d11b649e0466f2295afcdf.exe	82
PID 2536 wrote to memory of 4480	2536	c9fb30c59e33216f6474894ac190bbe8f431d338c4d11b649e0466f2295afcdf.exe	82
PID 2536 wrote to memory of 4480	2536	c9fb30c59e33216f6474894ac190bbe8f431d338c4d11b649e0466f2295afcdf.exe	82
PID 2536 wrote to memory of 3672	2536	c9fb30c59e33216f6474894ac190bbe8f431d338c4d11b649e0466f2295afcdf.exe	83
PID 2536 wrote to memory of 3672	2536	c9fb30c59e33216f6474894ac190bbe8f431d338c4d11b649e0466f2295afcdf.exe	83
PID 2536 wrote to memory of 3672	2536	c9fb30c59e33216f6474894ac190bbe8f431d338c4d11b649e0466f2295afcdf.exe	83
PID 2536 wrote to memory of 3672	2536	c9fb30c59e33216f6474894ac190bbe8f431d338c4d11b649e0466f2295afcdf.exe	83
PID 2536 wrote to memory of 3672	2536	c9fb30c59e33216f6474894ac190bbe8f431d338c4d11b649e0466f2295afcdf.exe	83
PID 2536 wrote to memory of 3672	2536	c9fb30c59e33216f6474894ac190bbe8f431d338c4d11b649e0466f2295afcdf.exe	83
PID 2536 wrote to memory of 3672	2536	c9fb30c59e33216f6474894ac190bbe8f431d338c4d11b649e0466f2295afcdf.exe	83
PID 2536 wrote to memory of 3672	2536	c9fb30c59e33216f6474894ac190bbe8f431d338c4d11b649e0466f2295afcdf.exe	83
PID 2536 wrote to memory of 3672	2536	c9fb30c59e33216f6474894ac190bbe8f431d338c4d11b649e0466f2295afcdf.exe	83
PID 4480 wrote to memory of 5040	4480	svchost.exe	84
PID 4480 wrote to memory of 5040	4480	svchost.exe	84
PID 4480 wrote to memory of 5040	4480	svchost.exe	84
PID 3672 wrote to memory of 1764	3672	c9fb30c59e33216f6474894ac190bbe8f431d338c4d11b649e0466f2295afcdf.exe	89
PID 3672 wrote to memory of 1764	3672	c9fb30c59e33216f6474894ac190bbe8f431d338c4d11b649e0466f2295afcdf.exe	89
PID 3672 wrote to memory of 1764	3672	c9fb30c59e33216f6474894ac190bbe8f431d338c4d11b649e0466f2295afcdf.exe	89
PID 1764 wrote to memory of 3104	1764	iexplore.exe	90
PID 1764 wrote to memory of 3104	1764	iexplore.exe	90
PID 3104 wrote to memory of 3856	3104	IEXPLORE.EXE	91
PID 3104 wrote to memory of 3856	3104	IEXPLORE.EXE	91
PID 3104 wrote to memory of 3856	3104	IEXPLORE.EXE	91

C:\Users\Admin\AppData\Local\Temp\c9fb30c59e33216f6474894ac190bbe8f431d338c4d11b649e0466f2295afcdf.exe
"C:\Users\Admin\AppData\Local\Temp\c9fb30c59e33216f6474894ac190bbe8f431d338c4d11b649e0466f2295afcdf.exe"
1⤵
- Suspicious use of SetThreadContext
- Suspicious use of WriteProcessMemory
PID:2536
- C:\Windows\SysWOW64\svchost.exe
  "C:\Windows\system32\svchost.exe"
  2⤵
  - Enumerates connected drives
  - Suspicious use of WriteProcessMemory
  PID:4480
- - C:\Windows\SysWOW64\mspaint.exe
    "C:\Windows\system32\mspaint.exe"
    3⤵
    - Drops file in Windows directory
    - Suspicious behavior: EnumeratesProcesses
    - Suspicious use of SetWindowsHookEx
    PID:5040
- C:\Users\Admin\AppData\Local\Temp\c9fb30c59e33216f6474894ac190bbe8f431d338c4d11b649e0466f2295afcdf.exe
  "C:\Users\Admin\AppData\Local\Temp\c9fb30c59e33216f6474894ac190bbe8f431d338c4d11b649e0466f2295afcdf.exe"
  2⤵
  - Suspicious use of AdjustPrivilegeToken
  - Suspicious use of WriteProcessMemory
  PID:3672
- - C:\Program Files (x86)\Internet Explorer\iexplore.exe
    "C:\Program Files (x86)\Internet Explorer\iexplore.exe"
    3⤵
    - Suspicious use of WriteProcessMemory
    PID:1764
  - - C:\Program Files\Internet Explorer\IEXPLORE.EXE
      "C:\Program Files\Internet Explorer\IEXPLORE.EXE"
      4⤵
      Modifies Internet Explorer settings
      Suspicious behavior: GetForegroundWindowSpam
      Suspicious use of FindShellTrayWindow
      Suspicious use of SetWindowsHookEx
      Suspicious use of WriteProcessMemory
      PID:3104
    - - C:\Program Files (x86)\Internet Explorer\IEXPLORE.EXE
        
        "C:\Program Files (x86)\Internet Explorer\IEXPLORE.EXE" SCODEF:3104 CREDAT:17410 /prefetch:2
        5⤵
        Modifies Internet Explorer settings
        Suspicious use of SetWindowsHookEx
        
        PID:3856

C:\Windows\system32\svchost.exe
C:\Windows\system32\svchost.exe -k LocalSystemNetworkRestricted -p -s DeviceAssociationService
1⤵
PID:1956

Network

MITRE ATT&CK Enterprise v6

Initial Access

Execution

Persistence

Privilege Escalation

Defense Evasion

Modify Registry

T1112

Credential Access

Discovery

Peripheral Device Discovery

T1120

Query Registry

T1012

System Information Discovery

T1082

Lateral Movement

Collection

Command and Control

Exfiltration

Impact

Replay Monitor

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Downloads

C:\Users\Admin\AppData\LocalLow\Microsoft\CryptnetUrlCache\Content\7423F88C7F265F0DEFC08EA88C3BDE45_AA1E8580D4EBC816148CE81268683776

Filesize
471B

MD5
afc3e2584b32e1e7c23c33e9534089a5

SHA1
ea4e2266d010c300621d2287ea60fe3e9a9ee753

SHA256
61597f5f937da250a5ed7b4b82867bebc546a5a35c0029982a003b1e9cbd2e7e

SHA512
f0e0d20b15bc390292baf0d93d982315afc466ccd2d4e48152ed65af97aed573d5b9e65b2b50925cbcd2e736955dfec4f63de5739cdb1499eb2db5dfc3cc4fe6

Download Submit
C:\Users\Admin\AppData\LocalLow\Microsoft\CryptnetUrlCache\MetaData\7423F88C7F265F0DEFC08EA88C3BDE45_AA1E8580D4EBC816148CE81268683776

Filesize
404B

MD5
88584d673bf48501d9c6fdec7faabb7b

SHA1
5375baf1255e8ac642a90700232e036214deabe5

SHA256
b488b8b1b4f41244e28927bb442811d3766b99550bff9a76141f2ace2ad2b2c5

SHA512
0642154d6a47c068fc340f31e0547d46581eef2106cd68f8901edcd4ebad6278ad1854f7fb86e60301316b8e37d8a739d85f49e09a55de5ddc43a28852093d28

Download Submit
memory/2536-141-0x0000000000400000-0x000000000059C000-memory.dmp

Filesize
1.6MB

Download
memory/2536-133-0x0000000000710000-0x0000000000724000-memory.dmp

Filesize
80KB

Download
memory/2536-134-0x0000000000400000-0x000000000059C000-memory.dmp

Filesize
1.6MB

Download
memory/2536-132-0x0000000000400000-0x000000000059C000-memory.dmp

Filesize
1.6MB

Download
memory/3672-143-0x0000000000400000-0x000000000044E000-memory.dmp

Filesize
312KB

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memory/3672-140-0x0000000000400000-0x000000000044E000-memory.dmp

Filesize
312KB

Download
memory/3672-138-0x0000000000400000-0x000000000044E000-memory.dmp

Filesize
312KB

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memory/3672-145-0x0000000000400000-0x000000000044E000-memory.dmp

Filesize
312KB

Download
memory/4480-144-0x0000000000C00000-0x0000000000C21000-memory.dmp

Filesize
132KB

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