fd889b237d65be29826fb628dd8ded6bf43c661440a63f47997453657361b548

General

Target
fd889b237d65be29826fb628dd8ded6bf43c661440a63f47997453657361b548.exe
Size 6.5MB
Sample260805-wlsfwsdk8s
SHA256 fd889b237d65be29826fb628dd8ded6bf43c661440a63f47997453657361b548
MD5 2fff88bbb5942641f4d7750a5b2e717a
SHA1 22f7c8e0ea14d2a3b2949f892221b4c331325940
SHA512 b6aab474f2d13112611db770236e45994f6f3c450d2a6c29758dbeb7f7e8f87b1a94d6c9861395a495958f16ea8cbd2aca3c5b930b9d162b549acf1b12055a57
SSDEEP 49152:T6A6sw7kBBVRXAaKjQNkBoYFK8BZja/rqI5ZjqYHK9/9M2aj+NDtk8iKQK1K6f8V:T6BJUoROZfIA8Xf8xumvBh8huTEEm11Y
TLSH
T130665C53EC6555E8C5ADE1718A7392537BB17C881B2123D32B90F2252F73BE0ADB9348
MD5 SHA1 SHA512 SSDEEP TLSH

Score

8^/10

defense_evasion execution persistence spyware trojan

Malware Config

Signatures

Command and Scripting Interpreter: PowerShell 1 TTPs 2 IoCs

Run Powershell to modify Windows Defender settings to add exclusions for file extensions, paths, and processes.

execution

PowerShell

T1059.001

pid	Process
3456	powershell.exe
1832	powershell.exe

Executes dropped EXE 1 IoCs

pid	Process
4676	svchost_task.exe

Adds Run key to start application 2 TTPs 2 IoCs

persistence

Registry Run Keys / Startup Folder

T1547.001

Modify Registry

T1112

description	ioc	Process
Set value (str)	\REGISTRY\USER\S-1-5-21-204488895-2999877624-296153668-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\WindowsUpdate = "C:\\Users\\Admin\\AppData\\Roaming\\svchost_task.exe"	fd889b237d65be29826fb628dd8ded6bf43c661440a63f47997453657361b548.exe
Set value (str)	\REGISTRY\USER\S-1-5-21-204488895-2999877624-296153668-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\WindowsUpdate = "C:\\Users\\Admin\\AppData\\Roaming\\svchost_task.exe"	svchost_task.exe

Detect suspicious telegram bot 1 IoCs

Detect suspicious telegram bot.

resource	yara_rule
behavioral1/files/0x00090000000243a0-16.dat	suspicious_telegram_bot

Modifies system certificate store 2 TTPs 3 IoCs

defense_evasion spyware trojan

Install Root Certificate

T1553.004

Modify Registry

T1112

description	ioc	Process
Key created	\REGISTRY\MACHINE\SOFTWARE\Microsoft\SystemCertificates\AuthRoot\Certificates\47BEABC922EAE80E78783462A79F45C254FDE68B	svchost_task.exe
Set value (data)	\REGISTRY\MACHINE\SOFTWARE\Microsoft\SystemCertificates\AuthRoot\Certificates\47BEABC922EAE80E78783462A79F45C254FDE68B\Blob = 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	svchost_task.exe
Set value (data)	\REGISTRY\MACHINE\SOFTWARE\Microsoft\SystemCertificates\AuthRoot\Certificates\47BEABC922EAE80E78783462A79F45C254FDE68B\Blob = 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	svchost_task.exe

Suspicious behavior: EnumeratesProcesses 4 IoCs

pid	Process
1832	powershell.exe
1832	powershell.exe
3456	powershell.exe
3456	powershell.exe

Suspicious use of AdjustPrivilegeToken 2 IoCs

description	pid	Process
Token: SeDebugPrivilege	1832	powershell.exe
Token: SeDebugPrivilege	3456	powershell.exe

Suspicious use of WriteProcessMemory 2 IoCs

description	pid	Process	procid_target
PID 4896 wrote to memory of 1832	4896	fd889b237d65be29826fb628dd8ded6bf43c661440a63f47997453657361b548.exe	86
PID 4676 wrote to memory of 3456	4676	svchost_task.exe	90

C:\Users\Admin\AppData\Local\Temp\fd889b237d65be29826fb628dd8ded6bf43c661440a63f47997453657361b548.exe
"C:\Users\Admin\AppData\Local\Temp\fd889b237d65be29826fb628dd8ded6bf43c661440a63f47997453657361b548.exe"
1⤵
- Adds Run key to start application
- Suspicious use of WriteProcessMemory
PID:4896
- C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe
  powershell -Command Add-MpPreference -ExclusionPath 'C:\Users\Admin\AppData\Roaming'
  2⤵
  - Command and Scripting Interpreter: PowerShell
  - Suspicious behavior: EnumeratesProcesses
  - Suspicious use of AdjustPrivilegeToken
  PID:1832

C:\Users\Admin\AppData\Roaming\svchost_task.exe
C:\Users\Admin\AppData\Roaming\svchost_task.exe
1⤵
- Executes dropped EXE
- Adds Run key to start application
- Modifies system certificate store
- Suspicious use of WriteProcessMemory
PID:4676
- C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe
  powershell -Command Add-MpPreference -ExclusionPath 'C:\Users\Admin\AppData\Roaming'
  2⤵
  - Command and Scripting Interpreter: PowerShell
  - Suspicious behavior: EnumeratesProcesses
  - Suspicious use of AdjustPrivilegeToken
  PID:3456

Network

MITRE ATT&CK Enterprise v16

Reconnaissance

Resource Development

Initial Access

Execution

Command and Scripting Interpreter

1

T1059

PowerShell

1

T1059.001

Persistence

Boot or Logon Autostart Execution

1

T1547

Registry Run Keys / Startup Folder

1

T1547.001

Privilege Escalation

Boot or Logon Autostart Execution

1

T1547

Registry Run Keys / Startup Folder

1

T1547.001

Defense Evasion

Modify Registry

2

T1112

Subvert Trust Controls

1

T1553

Install Root Certificate

1

T1553.004

Credential Access

Discovery

Lateral Movement

Collection

Command and Control

Exfiltration

Impact

Replay Monitor

Loading Replay Monitor...

Downloads

powershell.exe.log

Path C:\Users\Admin\AppData\Local\Microsoft\CLR_v4.0\UsageLogs\powershell.exe.log
Size 2KB
SHA256 84739c608a73509419748e4e20e6cc4e1846056c3fe1929a8300d5a1a488202f
MD5 d85ba6ff808d9e5444a4b369f5bc2730
SHA1 31aa9d96590fff6981b315e0b391b575e4c0804a
SHA512 8c414eb55b45212af385accc16d9d562adba2123583ce70d22b91161fe878683845512a78f04dedd4ea98ed9b174dbfa98cf696370598ad8e6fbd1e714f1f249
TLSH
T1CE51EE323375B1E888167F071E681A8053BF4355EA94AF1CB698621ED93641B9F222F3
MD5 SHA1 SHA512 TLSH

Submit Download

StartupProfileData-NonInteractive

Path C:\Users\Admin\AppData\Local\Microsoft\Windows\PowerShell\StartupProfileData-NonInteractive
Size 944B
SHA256 85f6b0971e94daf9fd4e39413824f162851a9f5ce7f989bd92c903a4dbcbef26
MD5 029fbf628b046653ab7ff10b31deeeb2
SHA1 93c2cb1905c8f5e71f5ea97a1e8a8c891eae077c
SHA512 d4e3626dba2572bd1e53446b384962f955cc0c7e56a72cacf50a845d74714ec1020bcb0fdcc50636a1dfd4f08dc34143dbb5638dd90180df6aa31dab9228c98c
TLSH
T192112227F38C8920CC96163A509DAC5172B586DB81AEDF9F7FC0C210A1BF584CB61294
MD5 SHA1 SHA512 TLSH

Submit Download

__PSScriptPolicyTest_dm3fg3ga.ddc.ps1

Path C:\Users\Admin\AppData\Local\Temp\__PSScriptPolicyTest_dm3fg3ga.ddc.ps1
Size 60B
SHA256 96ad1146eb96877eab5942ae0736b82d8b5e2039a80d3d6932665c1a4c87dcf7
MD5 d17fe0a3f47be24a6453e9ef58c94641
SHA1 6ab83620379fc69f80c0242105ddffd7d98d5d9d
SHA512 5b592e58f26c264604f98f6aa12860758ce606d1c63220736cf0c779e4e18e3cec8706930a16c38b20161754d1017d1657d35258e58ca22b18f5b232880dec82
TLSH
T177A02228CC303B200020C0080A000002C00B800C080C8C0220000A00B20B820002F080
MD5 SHA1 SHA512 TLSH

Submit Download

svchost_task.exe

Path C:\Users\Admin\AppData\Roaming\svchost_task.exe
Size 6.5MB
SHA256 5e11df308d30e449545abd92f9a4dbe5e7a400187ed95919e15a8f558c98f1b9
MD5 3c6b6e0bf441cd855ad0e325f373b1a0
SHA1 46d6577e3ba3ba0f58b244736bb536de70cb8397
SHA512 574952e75164853e347f130e41d08322e263d0d24905a6eb00bbb1521f133d52619378b6d3dd3360377cfe404887f78ea9ce2abeda8a845745a89d0cdecb4bff
SSDEEP 49152:T6A6sw7kBBVRXAaKjQNkBoYFK8BZja/rqI5ZjqYHK9/9M2aj+NDtk8iKQK1K6f8a:T6BJUoROZfIA8Xf8xumvBh8huTEEm11D
TLSH
T124665C53EC6555E8C5ADE1718A7392537BB17C881B2123D32B90F2252F73BE0ADB9348
MD5 SHA1 SHA512 SSDEEP TLSH

Analysis

Sharing

General

Malware Config

Signatures

Processes

Network

MITRE ATT&CK Enterprise v16

Replay Monitor

Loading Replay Monitor...

Downloads