masslogger | e7f0261f170ad022b44a31b65a4c61adffb2cbc85ec64487c3875fd8a6c3cc5e

Analysis

max time kernel
91s
max time network
137s
platform
windows10-2004_x64
resource
win10v2004-20220414-en
submitted
08/07/2022, 10:18

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General

Target
e7f0261f170ad022b44a31b65a4c61adffb2cbc85ec64487c3875fd8a6c3cc5e.exe
Size 1.2MB
Sample220708-mbx4ysdga3
SHA256 e7f0261f170ad022b44a31b65a4c61adffb2cbc85ec64487c3875fd8a6c3cc5e
MD5 233632e49ec5401ddb3387f28f5ce9b9
SHA1 79caebdd1cc3e76e61e7ed400146f81fbab2d885
SHA512 a0354c14300f09429b6821c1a01b5a4b716919b4b43a465cfea418327346393369513d9c1aa7a9914c22cdea6e4806fb5055d1fa9224069dec4d5e437ad82317
MD5 SHA1 SHA512

Score

10^/10

masslogger spyware stealer

Malware Config

Signatures

MassLogger
Masslogger is a .NET stealer targeting passwords from browsers, email and cryptocurrency clients.
stealer spyware masslogger

MassLogger Main payload 1 IoCs

resource	yara_rule
behavioral2/memory/2084-136-0x0000000000400000-0x0000000000484000-memory.dmp	family_masslogger

Suspicious use of SetThreadContext 1 IoCs

description	pid	Process	procid_target
PID 3768 set thread context of 2084	3768	e7f0261f170ad022b44a31b65a4c61adffb2cbc85ec64487c3875fd8a6c3cc5e.exe	89

Suspicious behavior: EnumeratesProcesses 4 IoCs

pid	Process
2084	e7f0261f170ad022b44a31b65a4c61adffb2cbc85ec64487c3875fd8a6c3cc5e.exe
2084	e7f0261f170ad022b44a31b65a4c61adffb2cbc85ec64487c3875fd8a6c3cc5e.exe
5056	powershell.exe
5056	powershell.exe

Suspicious use of AdjustPrivilegeToken 2 IoCs

description	pid	Process
Token: SeDebugPrivilege	2084	e7f0261f170ad022b44a31b65a4c61adffb2cbc85ec64487c3875fd8a6c3cc5e.exe
Token: SeDebugPrivilege	5056	powershell.exe

Suspicious use of WriteProcessMemory 14 IoCs

description	pid	Process	procid_target
PID 3768 wrote to memory of 2084	3768	e7f0261f170ad022b44a31b65a4c61adffb2cbc85ec64487c3875fd8a6c3cc5e.exe	89
PID 3768 wrote to memory of 2084	3768	e7f0261f170ad022b44a31b65a4c61adffb2cbc85ec64487c3875fd8a6c3cc5e.exe	89
PID 3768 wrote to memory of 2084	3768	e7f0261f170ad022b44a31b65a4c61adffb2cbc85ec64487c3875fd8a6c3cc5e.exe	89
PID 3768 wrote to memory of 2084	3768	e7f0261f170ad022b44a31b65a4c61adffb2cbc85ec64487c3875fd8a6c3cc5e.exe	89
PID 3768 wrote to memory of 2084	3768	e7f0261f170ad022b44a31b65a4c61adffb2cbc85ec64487c3875fd8a6c3cc5e.exe	89
PID 3768 wrote to memory of 2084	3768	e7f0261f170ad022b44a31b65a4c61adffb2cbc85ec64487c3875fd8a6c3cc5e.exe	89
PID 3768 wrote to memory of 2084	3768	e7f0261f170ad022b44a31b65a4c61adffb2cbc85ec64487c3875fd8a6c3cc5e.exe	89
PID 3768 wrote to memory of 2084	3768	e7f0261f170ad022b44a31b65a4c61adffb2cbc85ec64487c3875fd8a6c3cc5e.exe	89
PID 2084 wrote to memory of 3440	2084	e7f0261f170ad022b44a31b65a4c61adffb2cbc85ec64487c3875fd8a6c3cc5e.exe	91
PID 2084 wrote to memory of 3440	2084	e7f0261f170ad022b44a31b65a4c61adffb2cbc85ec64487c3875fd8a6c3cc5e.exe	91
PID 2084 wrote to memory of 3440	2084	e7f0261f170ad022b44a31b65a4c61adffb2cbc85ec64487c3875fd8a6c3cc5e.exe	91
PID 3440 wrote to memory of 5056	3440	cmd.exe	93
PID 3440 wrote to memory of 5056	3440	cmd.exe	93
PID 3440 wrote to memory of 5056	3440	cmd.exe	93

C:\Users\Admin\AppData\Local\Temp\e7f0261f170ad022b44a31b65a4c61adffb2cbc85ec64487c3875fd8a6c3cc5e.exe
"C:\Users\Admin\AppData\Local\Temp\e7f0261f170ad022b44a31b65a4c61adffb2cbc85ec64487c3875fd8a6c3cc5e.exe"
1⤵
- Suspicious use of SetThreadContext
- Suspicious use of WriteProcessMemory
PID:3768
- C:\Users\Admin\AppData\Local\Temp\e7f0261f170ad022b44a31b65a4c61adffb2cbc85ec64487c3875fd8a6c3cc5e.exe
  "C:\Users\Admin\AppData\Local\Temp\e7f0261f170ad022b44a31b65a4c61adffb2cbc85ec64487c3875fd8a6c3cc5e.exe"
  2⤵
  - Suspicious behavior: EnumeratesProcesses
  - Suspicious use of AdjustPrivilegeToken
  - Suspicious use of WriteProcessMemory
  PID:2084
- - C:\Windows\SysWOW64\cmd.exe
    "cmd" /c start /b powershell Start-Sleep -Seconds 2; Remove-Item -path 'C:\Users\Admin\AppData\Local\Temp\e7f0261f170ad022b44a31b65a4c61adffb2cbc85ec64487c3875fd8a6c3cc5e.exe' & exit
    3⤵
    - Suspicious use of WriteProcessMemory
    PID:3440
  - - C:\Windows\SysWOW64\WindowsPowerShell\v1.0\powershell.exe
      powershell Start-Sleep -Seconds 2; Remove-Item -path 'C:\Users\Admin\AppData\Local\Temp\e7f0261f170ad022b44a31b65a4c61adffb2cbc85ec64487c3875fd8a6c3cc5e.exe'
      4⤵
      Suspicious behavior: EnumeratesProcesses
      Suspicious use of AdjustPrivilegeToken
      PID:5056

Network

MITRE ATT&CK Matrix

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Downloads

e7f0261f170ad022b44a31b65a4c61adffb2cbc85ec64487c3875fd8a6c3cc5e.exe.log

Path C:\Users\Admin\AppData\Local\Microsoft\CLR_v4.0_32\UsageLogs\e7f0261f170ad022b44a31b65a4c61adffb2cbc85ec64487c3875fd8a6c3cc5e.exe.log
Size 1KB
SHA256 7667e538030e3f8ce2886e47a01af24cb0ea70528b1e821c5d8832c5076cb982
MD5 8ec831f3e3a3f77e4a7b9cd32b48384c
SHA1 d83f09fd87c5bd86e045873c231c14836e76a05c
SHA512 26bffa2406b66368bd412bf25869a792631455645992cdcade2dbc13a2e56fb546414a6a9223b94c96c38d89187add6678d4779a88b38b0c9e36be8527b213c3
MD5 SHA1 SHA512

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memory/2084-136-0x0000000000400000-0x0000000000484000-memory.dmp

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memory/2084-138-0x0000000005DF0000-0x0000000005E56000-memory.dmp

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memory/3768-130-0x0000000000E40000-0x0000000000F72000-memory.dmp

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memory/3768-131-0x0000000005E90000-0x0000000006434000-memory.dmp

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memory/3768-132-0x0000000005980000-0x0000000005A12000-memory.dmp

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memory/3768-133-0x0000000005920000-0x000000000592A000-memory.dmp

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memory/3768-134-0x0000000007BD0000-0x0000000007C6C000-memory.dmp

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memory/5056-141-0x0000000004E90000-0x0000000004EC6000-memory.dmp

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memory/5056-142-0x00000000055E0000-0x0000000005C08000-memory.dmp

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memory/5056-143-0x0000000005480000-0x00000000054A2000-memory.dmp

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memory/5056-144-0x0000000005C80000-0x0000000005CE6000-memory.dmp

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memory/5056-145-0x0000000006440000-0x000000000645E000-memory.dmp

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memory/5056-146-0x0000000007A80000-0x00000000080FA000-memory.dmp

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memory/5056-147-0x00000000068C0000-0x00000000068DA000-memory.dmp

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memory/5056-148-0x00000000074A0000-0x0000000007536000-memory.dmp

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memory/5056-149-0x0000000006A20000-0x0000000006A42000-memory.dmp

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