140351c5c4a997f4513c400d057caa961c301f5b696f83d41addad73f8fe7e0a

Analysis

max time kernel
131s
max time network
207s
platform
windows7_x64
resource
win7-20221111-en
resource tags

arch:x64arch:x86image:win7-20221111-enlocale:en-usos:windows7-x64system
submitted
05-12-2022 15:49

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General

Target

140351c5c4a997f4513c400d057caa961c301f5b696f83d41addad73f8fe7e0a.dll
Size

380KB
MD5

02f1936f0fa7e0a3e8b194170a903690
SHA1

36a03f650492cd59c509b8959588ff7f450709bb
SHA256

140351c5c4a997f4513c400d057caa961c301f5b696f83d41addad73f8fe7e0a
SHA512

e884b44247b496d7efbdc35ed32e4580fa7c0df8fbc6c10d0eca1bd0817795ad47ce8b63f358db1257483499a9607d0992339963caf26cd3d5a8fa36dd0d30c4
SSDEEP

6144:QcQMa2MoFPk6/3hdgle9pnv5tQ0tbB15rznMnGj4EW2Id:mMa2MKf/3hdgleFFdBmenW2

Score

6^/10

persistence

Malware Config

Signatures

Adds Run key to start application 2 TTPs 1 IoCs

persistence

Registry Run Keys / Startup Folder

T1060

Modify Registry

T1112

description	ioc	Process
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\140351c5c4a997f4513c400d057caa961c301f5b696f83d41addad73f8fe7e0a = "rundll32.exe C:\\Users\\Admin\\AppData\\Local\\Temp\\140351c5c4a997f4513c400d057caa961c301f5b696f83d41addad73f8fe7e0a.dll,#1"	rundll32.exe

Modifies Internet Explorer settings 1 TTPs 29 IoCs

adware spyware

Modify Registry

T1112

description	ioc	Process
Key created	\REGISTRY\USER\S-1-5-21-3406023954-474543476-3319432036-1000\Software\Microsoft\Internet Explorer\Main	iexplore.exe
Key created	\REGISTRY\USER\S-1-5-21-3406023954-474543476-3319432036-1000\Software\Microsoft\Internet Explorer\PageSetup	iexplore.exe
Key created	\REGISTRY\USER\S-1-5-21-3406023954-474543476-3319432036-1000\Software\Microsoft\Internet Explorer\Toolbar\WebBrowser	iexplore.exe
Key created	\REGISTRY\USER\S-1-5-21-3406023954-474543476-3319432036-1000\Software\Microsoft\Internet Explorer\Main\WindowsSearch	iexplore.exe
Set value (str)	\REGISTRY\USER\S-1-5-21-3406023954-474543476-3319432036-1000\Software\Microsoft\Internet Explorer\DomainSuggestion\FileNames\en-US = "en-US.1"	iexplore.exe
Key created	\REGISTRY\USER\S-1-5-21-3406023954-474543476-3319432036-1000\Software\Microsoft\Internet Explorer\GPU	iexplore.exe
Key created	\REGISTRY\USER\S-1-5-21-3406023954-474543476-3319432036-1000\Software\Microsoft\Internet Explorer\Toolbar	iexplore.exe
Key created	\REGISTRY\USER\S-1-5-21-3406023954-474543476-3319432036-1000\Software\Microsoft\Internet Explorer\Zoom	iexplore.exe
Set value (int)	\REGISTRY\USER\S-1-5-21-3406023954-474543476-3319432036-1000\Software\Microsoft\Internet Explorer\Main\CompatibilityFlags = "0"	iexplore.exe
Set value (int)	\REGISTRY\USER\S-1-5-21-3406023954-474543476-3319432036-1000\Software\Microsoft\Internet Explorer\Recovery\AdminActive\{7372A391-7824-11ED-B5FD-C6AD45B766F5} = "0"	iexplore.exe
Set value (int)	\REGISTRY\USER\S-1-5-21-3406023954-474543476-3319432036-1000\Software\Microsoft\Internet Explorer\SearchScopes\DownloadRetries = "2"	iexplore.exe
Key created	\REGISTRY\USER\S-1-5-21-3406023954-474543476-3319432036-1000\Software\Microsoft\Internet Explorer\InternetRegistry	iexplore.exe
Key created	\REGISTRY\USER\S-1-5-21-3406023954-474543476-3319432036-1000\Software\Microsoft\Internet Explorer\LowRegistry\DontShowMeThisDialogAgain	iexplore.exe
Key created	\REGISTRY\USER\S-1-5-21-3406023954-474543476-3319432036-1000\Software\Microsoft\Internet Explorer\Recovery\AdminActive	iexplore.exe
Key created	\REGISTRY\USER\S-1-5-21-3406023954-474543476-3319432036-1000\Software\Microsoft\Internet Explorer\Recovery\PendingRecovery	iexplore.exe
Key created	\REGISTRY\USER\S-1-5-21-3406023954-474543476-3319432036-1000\Software\Microsoft\Internet Explorer\DomainSuggestion\FileNames\	iexplore.exe
Key created	\REGISTRY\USER\S-1-5-21-3406023954-474543476-3319432036-1000\Software\Microsoft\Internet Explorer\LowRegistry\DOMStorage	iexplore.exe
Set value (str)	\REGISTRY\USER\S-1-5-21-3406023954-474543476-3319432036-1000\Software\Microsoft\Internet Explorer\Main\FullScreen = "no"	iexplore.exe
Key created	\REGISTRY\USER\S-1-5-21-3406023954-474543476-3319432036-1000\Software\Microsoft\Internet Explorer\IntelliForms	iexplore.exe
Set value (int)	\REGISTRY\USER\S-1-5-21-3406023954-474543476-3319432036-1000\Software\Microsoft\Internet Explorer\Recovery\PendingRecovery\AdminActive = "0"	iexplore.exe
Key created	\REGISTRY\USER\S-1-5-21-3406023954-474543476-3319432036-1000\Software\Microsoft\Internet Explorer\DomainSuggestion\FileNames	iexplore.exe
Key created	\REGISTRY\USER\S-1-5-21-3406023954-474543476-3319432036-1000\Software\Microsoft\Internet Explorer\IETld\LowMic	iexplore.exe
Key created	\REGISTRY\USER\S-1-5-21-3406023954-474543476-3319432036-1000\Software\Microsoft\Internet Explorer\LowRegistry	iexplore.exe
Key created	\REGISTRY\USER\S-1-5-21-3406023954-474543476-3319432036-1000\Software\Microsoft\Internet Explorer\Main	IEXPLORE.EXE
Key created	\REGISTRY\USER\S-1-5-21-3406023954-474543476-3319432036-1000\Software\Microsoft\Internet Explorer\DomainSuggestion	iexplore.exe
Set value (int)	\REGISTRY\USER\S-1-5-21-3406023954-474543476-3319432036-1000\Software\Microsoft\Internet Explorer\DomainSuggestion\NextUpdateDate = "377398351"	iexplore.exe
Key created	\REGISTRY\USER\S-1-5-21-3406023954-474543476-3319432036-1000\Software\Microsoft\Internet Explorer\BrowserEmulation\LowMic	iexplore.exe
Set value (str)	\REGISTRY\USER\S-1-5-21-3406023954-474543476-3319432036-1000\Software\Microsoft\Internet Explorer\Main\WindowsSearch\Version = "WS not running"	iexplore.exe
Key created	\REGISTRY\USER\S-1-5-21-3406023954-474543476-3319432036-1000\Software\Microsoft\Internet Explorer\SearchScopes	iexplore.exe

Suspicious use of FindShellTrayWindow 8 IoCs

pid	Process
1676	iexplore.exe
1676	iexplore.exe
1676	iexplore.exe
1676	iexplore.exe
1676	iexplore.exe
1676	iexplore.exe
1676	iexplore.exe
1676	iexplore.exe

Suspicious use of SetWindowsHookEx 5 IoCs

pid	Process
1312	rundll32.exe
1676	iexplore.exe
1676	iexplore.exe
1248	IEXPLORE.EXE
1248	IEXPLORE.EXE

Suspicious use of WriteProcessMemory 14 IoCs

description	pid	Process	procid_target
PID 1976 wrote to memory of 1312	1976	rundll32.exe	28
PID 1976 wrote to memory of 1312	1976	rundll32.exe	28
PID 1976 wrote to memory of 1312	1976	rundll32.exe	28
PID 1976 wrote to memory of 1312	1976	rundll32.exe	28
PID 1976 wrote to memory of 1312	1976	rundll32.exe	28
PID 1976 wrote to memory of 1312	1976	rundll32.exe	28
PID 1976 wrote to memory of 1312	1976	rundll32.exe	28
PID 1676 wrote to memory of 1248	1676	iexplore.exe	31
PID 1676 wrote to memory of 1248	1676	iexplore.exe	31
PID 1676 wrote to memory of 1248	1676	iexplore.exe	31
PID 1676 wrote to memory of 1248	1676	iexplore.exe	31
PID 1676 wrote to memory of 1464	1676	iexplore.exe	32
PID 1676 wrote to memory of 1464	1676	iexplore.exe	32
PID 1676 wrote to memory of 1464	1676	iexplore.exe	32

C:\Windows\system32\rundll32.exe
rundll32.exe C:\Users\Admin\AppData\Local\Temp\140351c5c4a997f4513c400d057caa961c301f5b696f83d41addad73f8fe7e0a.dll,#1
1⤵
- Suspicious use of WriteProcessMemory
PID:1976
- C:\Windows\SysWOW64\rundll32.exe
  rundll32.exe C:\Users\Admin\AppData\Local\Temp\140351c5c4a997f4513c400d057caa961c301f5b696f83d41addad73f8fe7e0a.dll,#1
  2⤵
  - Adds Run key to start application
  - Suspicious use of SetWindowsHookEx
  PID:1312

C:\Program Files\Internet Explorer\iexplore.exe
"C:\Program Files\Internet Explorer\iexplore.exe" -Embedding
1⤵
- Modifies Internet Explorer settings
- Suspicious use of FindShellTrayWindow
- Suspicious use of SetWindowsHookEx
- Suspicious use of WriteProcessMemory
PID:1676
- C:\Program Files (x86)\Internet Explorer\IEXPLORE.EXE
  "C:\Program Files (x86)\Internet Explorer\IEXPLORE.EXE" SCODEF:1676 CREDAT:275457 /prefetch:2
  2⤵
  - Modifies Internet Explorer settings
  - Suspicious use of SetWindowsHookEx
  PID:1248
- C:\Windows\system32\ctfmon.exe
  ctfmon.exe
  2⤵
  PID:1464

Network

MITRE ATT&CK Enterprise v6

Initial Access

Execution

Persistence

Registry Run Keys / Startup Folder

T1060

Privilege Escalation

Defense Evasion

Modify Registry

T1112

Credential Access

Discovery

Lateral Movement

Collection

Command and Control

Exfiltration

Impact

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Downloads

C:\Users\Admin\AppData\Roaming\Microsoft\Windows\Cookies\4RBISLSC.txt

Filesize
608B

MD5
906e4f531eb2746eee4db2e0aeec04d5

SHA1
ebbedc8df85c2c1218b0a28b81aa80734a0193d4

SHA256
cdbc16a985bd87702e0740248f2c85401af4f3e13bffb6e1dbbea5b2e207becb

SHA512
1294531ce57dfb803d2f398e4254f6ffb4dd356eb04dbe04daaddcf02b70c99b926a0191bb8de330e5e31ed63c924fbd44b4fded8e00521c775ff238ff9993a9

Download Submit
memory/1312-55-0x0000000075761000-0x0000000075763000-memory.dmp

Filesize
8KB

Download
memory/1312-56-0x00000000001D0000-0x000000000022F000-memory.dmp

Filesize
380KB

Download
memory/1312-60-0x0000000000190000-0x00000000001C7000-memory.dmp

Filesize
220KB

Download

Analysis

Sharing

General

Malware Config

Signatures

Processes

Network

MITRE ATT&CK Enterprise v6

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Downloads