strrat | ea4bceb3df15541d335307a4c24db4829bcc7a0199900f89ba4a8cc55a7cf468

Analysis

max time kernel
161s
max time network
168s
platform
windows10-2004_x64
resource
win10v2004-20230220-en
resource tags

arch:x64arch:x86image:win10v2004-20230220-enlocale:en-usos:windows10-2004-x64system
submitted
07/05/2023, 09:12

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General

Target
ORDER-230278.jar
Size 70KB
Sample230507-k6hlmsde33
SHA256 7f5418868f6f347af4a7c7652e0d96b8fd2a1be9cd5c53b33265769e6210844f
MD5 a3ac8935c4feb0eef726668c1bd88498
SHA1 dd43d61cfdc0bcbd12c5ea4094edf8afb623b4ac
SHA512 985f1373fbbbae84073a1853ed949898a564f1a649a25cf0ab3e89b993c47d4f978bb74b55adad1e8eba4e1bcbff3fffac9431db6a63a8bd7f4f0331bac95b6e
SSDEEP 1536:N1v9xQj4jxuA1gtPVfoySqawKXJ3zyse7isCW:T9G8jngt9HdqbeWQ
MD5 SHA1 SHA512 SSDEEP

Score

10^/10

strrat persistence stealer trojan

Malware Config

Signatures

STRRAT
STRRAT is a remote access tool than can steal credentials and log keystrokes.
trojan stealer strrat

Drops startup file 1 IoCs

description	ioc	Process
File created	C:\Users\Admin\AppData\Roaming\Microsoft\Windows\Start Menu\Programs\Startup\ORDER-230278.jar	java.exe

Adds Run key to start application 2 TTPs 2 IoCs

persistence

Registry Run Keys / Startup Folder

T1060

Modify Registry

T1112

description	ioc	Process
Set value (str)	\REGISTRY\USER\S-1-5-21-144354903-2550862337-1367551827-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\ORDER-230278 = "\"C:\\Program Files\\Java\\jre1.8.0_66\\bin\\javaw.exe\" -jar \"C:\\Users\\Admin\\AppData\\Roaming\\ORDER-230278.jar\""	java.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\ORDER-230278 = "\"C:\\Program Files\\Java\\jre1.8.0_66\\bin\\javaw.exe\" -jar \"C:\\Users\\Admin\\AppData\\Roaming\\ORDER-230278.jar\""	java.exe

Looks up external IP address via web service 1 IoCs

Uses a legitimate IP lookup service to find the infected system's external IP.

flow	ioc
45	ip-api.com

Creates scheduled task(s) 1 TTPs 1 IoCs

Schtasks is often used by malware for persistence or to perform post-infection execution.

persistence

Scheduled Task

T1053

pid	Process
3388	schtasks.exe

Suspicious use of AdjustPrivilegeToken 64 IoCs

description	pid	Process
Token: SeIncreaseQuotaPrivilege	212	WMIC.exe
Token: SeSecurityPrivilege	212	WMIC.exe
Token: SeTakeOwnershipPrivilege	212	WMIC.exe
Token: SeLoadDriverPrivilege	212	WMIC.exe
Token: SeSystemProfilePrivilege	212	WMIC.exe
Token: SeSystemtimePrivilege	212	WMIC.exe
Token: SeProfSingleProcessPrivilege	212	WMIC.exe
Token: SeIncBasePriorityPrivilege	212	WMIC.exe
Token: SeCreatePagefilePrivilege	212	WMIC.exe
Token: SeBackupPrivilege	212	WMIC.exe
Token: SeRestorePrivilege	212	WMIC.exe
Token: SeShutdownPrivilege	212	WMIC.exe
Token: SeDebugPrivilege	212	WMIC.exe
Token: SeSystemEnvironmentPrivilege	212	WMIC.exe
Token: SeRemoteShutdownPrivilege	212	WMIC.exe
Token: SeUndockPrivilege	212	WMIC.exe
Token: SeManageVolumePrivilege	212	WMIC.exe
Token: 33	212	WMIC.exe
Token: 34	212	WMIC.exe
Token: 35	212	WMIC.exe
Token: 36	212	WMIC.exe
Token: SeIncreaseQuotaPrivilege	212	WMIC.exe
Token: SeSecurityPrivilege	212	WMIC.exe
Token: SeTakeOwnershipPrivilege	212	WMIC.exe
Token: SeLoadDriverPrivilege	212	WMIC.exe
Token: SeSystemProfilePrivilege	212	WMIC.exe
Token: SeSystemtimePrivilege	212	WMIC.exe
Token: SeProfSingleProcessPrivilege	212	WMIC.exe
Token: SeIncBasePriorityPrivilege	212	WMIC.exe
Token: SeCreatePagefilePrivilege	212	WMIC.exe
Token: SeBackupPrivilege	212	WMIC.exe
Token: SeRestorePrivilege	212	WMIC.exe
Token: SeShutdownPrivilege	212	WMIC.exe
Token: SeDebugPrivilege	212	WMIC.exe
Token: SeSystemEnvironmentPrivilege	212	WMIC.exe
Token: SeRemoteShutdownPrivilege	212	WMIC.exe
Token: SeUndockPrivilege	212	WMIC.exe
Token: SeManageVolumePrivilege	212	WMIC.exe
Token: 33	212	WMIC.exe
Token: 34	212	WMIC.exe
Token: 35	212	WMIC.exe
Token: 36	212	WMIC.exe
Token: SeIncreaseQuotaPrivilege	4072	WMIC.exe
Token: SeSecurityPrivilege	4072	WMIC.exe
Token: SeTakeOwnershipPrivilege	4072	WMIC.exe
Token: SeLoadDriverPrivilege	4072	WMIC.exe
Token: SeSystemProfilePrivilege	4072	WMIC.exe
Token: SeSystemtimePrivilege	4072	WMIC.exe
Token: SeProfSingleProcessPrivilege	4072	WMIC.exe
Token: SeIncBasePriorityPrivilege	4072	WMIC.exe
Token: SeCreatePagefilePrivilege	4072	WMIC.exe
Token: SeBackupPrivilege	4072	WMIC.exe
Token: SeRestorePrivilege	4072	WMIC.exe
Token: SeShutdownPrivilege	4072	WMIC.exe
Token: SeDebugPrivilege	4072	WMIC.exe
Token: SeSystemEnvironmentPrivilege	4072	WMIC.exe
Token: SeRemoteShutdownPrivilege	4072	WMIC.exe
Token: SeUndockPrivilege	4072	WMIC.exe
Token: SeManageVolumePrivilege	4072	WMIC.exe
Token: 33	4072	WMIC.exe
Token: 34	4072	WMIC.exe
Token: 35	4072	WMIC.exe
Token: 36	4072	WMIC.exe
Token: SeIncreaseQuotaPrivilege	4072	WMIC.exe

Suspicious use of WriteProcessMemory 22 IoCs

description	pid	Process	procid_target
PID 4004 wrote to memory of 3628	4004	java.exe	90
PID 4004 wrote to memory of 3628	4004	java.exe	90
PID 4004 wrote to memory of 2460	4004	java.exe	91
PID 4004 wrote to memory of 2460	4004	java.exe	91
PID 3628 wrote to memory of 3388	3628	cmd.exe	96
PID 3628 wrote to memory of 3388	3628	cmd.exe	96
PID 2460 wrote to memory of 640	2460	java.exe	100
PID 2460 wrote to memory of 640	2460	java.exe	100
PID 640 wrote to memory of 212	640	cmd.exe	101
PID 640 wrote to memory of 212	640	cmd.exe	101
PID 2460 wrote to memory of 1812	2460	java.exe	102
PID 2460 wrote to memory of 1812	2460	java.exe	102
PID 1812 wrote to memory of 4072	1812	cmd.exe	104
PID 1812 wrote to memory of 4072	1812	cmd.exe	104
PID 2460 wrote to memory of 4140	2460	java.exe	105
PID 2460 wrote to memory of 4140	2460	java.exe	105
PID 4140 wrote to memory of 4088	4140	cmd.exe	107
PID 4140 wrote to memory of 4088	4140	cmd.exe	107
PID 2460 wrote to memory of 4436	2460	java.exe	108
PID 2460 wrote to memory of 4436	2460	java.exe	108
PID 4436 wrote to memory of 392	4436	cmd.exe	111
PID 4436 wrote to memory of 392	4436	cmd.exe	111

Uses Task Scheduler COM API 1 TTPs
The Task Scheduler COM API can be used to schedule applications to run on boot or at set times.
persistence

Query Registry
T1012

C:\ProgramData\Oracle\Java\javapath\java.exe
java -jar C:\Users\Admin\AppData\Local\Temp\ORDER-230278.jar
1⤵
- Drops startup file
- Adds Run key to start application
- Suspicious use of WriteProcessMemory
PID:4004
- C:\Windows\SYSTEM32\cmd.exe
  cmd /c schtasks /create /sc minute /mo 30 /tn Skype /tr "C:\Users\Admin\AppData\Roaming\ORDER-230278.jar"
  2⤵
  - Suspicious use of WriteProcessMemory
  PID:3628
- - C:\Windows\system32\schtasks.exe
    schtasks /create /sc minute /mo 30 /tn Skype /tr "C:\Users\Admin\AppData\Roaming\ORDER-230278.jar"
    3⤵
    - Creates scheduled task(s)
    PID:3388
- C:\Program Files\Java\jre1.8.0_66\bin\java.exe
  "C:\Program Files\Java\jre1.8.0_66\bin\java.exe" -jar "C:\Users\Admin\AppData\Roaming\ORDER-230278.jar"
  2⤵
  - Suspicious use of WriteProcessMemory
  PID:2460
- - C:\Windows\SYSTEM32\cmd.exe
    cmd.exe /c "wmic /node:. /namespace:'\\root\cimv2' path win32_logicaldisk get volumeserialnumber /format:list"
    3⤵
    - Suspicious use of WriteProcessMemory
    PID:640
  - - C:\Windows\System32\Wbem\WMIC.exe
      wmic /node:. /namespace:'\\root\cimv2' path win32_logicaldisk get volumeserialnumber /format:list
      4⤵
      Suspicious use of AdjustPrivilegeToken
      PID:212
- - C:\Windows\SYSTEM32\cmd.exe
    cmd.exe /c "wmic /node:. /namespace:'\\root\cimv2' path win32_operatingsystem get caption,OSArchitecture /format:list"
    3⤵
    - Suspicious use of WriteProcessMemory
    PID:1812
  - - C:\Windows\System32\Wbem\WMIC.exe
      wmic /node:. /namespace:'\\root\cimv2' path win32_operatingsystem get caption,OSArchitecture /format:list
      4⤵
      Suspicious use of AdjustPrivilegeToken
      PID:4072
- - C:\Windows\SYSTEM32\cmd.exe
    cmd.exe /c "wmic /node:. /namespace:'\\root\cimv2' path win32_operatingsystem get version /format:list"
    3⤵
    - Suspicious use of WriteProcessMemory
    PID:4140
  - - C:\Windows\System32\Wbem\WMIC.exe
      wmic /node:. /namespace:'\\root\cimv2' path win32_operatingsystem get version /format:list
      4⤵
      PID:4088
- - C:\Windows\SYSTEM32\cmd.exe
    cmd.exe /c "wmic /node:localhost /namespace:'\\root\securitycenter2' path antivirusproduct get displayname /format:list"
    3⤵
    - Suspicious use of WriteProcessMemory
    PID:4436
  - - C:\Windows\System32\Wbem\WMIC.exe
      wmic /node:localhost /namespace:'\\root\securitycenter2' path antivirusproduct get displayname /format:list
      4⤵
      PID:392

Network

MITRE ATT&CK Enterprise v6

Initial Access

Execution

Scheduled Task

T1053

Persistence

Registry Run Keys / Startup Folder

T1060

Scheduled Task

T1053

Privilege Escalation

Scheduled Task

T1053

Defense Evasion

Modify Registry

T1112

Credential Access

Discovery

Query Registry

T1012

Lateral Movement

Collection

Command and Control

Exfiltration

Impact

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Downloads

ORDER-230278.jar

Path C:\ProgramData\Microsoft\Windows\Start Menu\Programs\StartUp\ORDER-230278.jar
Size 70KB
SHA256 7f5418868f6f347af4a7c7652e0d96b8fd2a1be9cd5c53b33265769e6210844f
MD5 a3ac8935c4feb0eef726668c1bd88498
SHA1 dd43d61cfdc0bcbd12c5ea4094edf8afb623b4ac
SHA512 985f1373fbbbae84073a1853ed949898a564f1a649a25cf0ab3e89b993c47d4f978bb74b55adad1e8eba4e1bcbff3fffac9431db6a63a8bd7f4f0331bac95b6e
SSDEEP 1536:N1v9xQj4jxuA1gtPVfoySqawKXJ3zyse7isCW:T9G8jngt9HdqbeWQ
MD5 SHA1 SHA512 SSDEEP

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90737d32e3aba4b.timestamp

Path C:\Users\Admin\.oracle_jre_usage\90737d32e3aba4b.timestamp
Size 50B
SHA256 9b812c5364abdceb82a4dea8093e913cb06ebd5d6430ec4af442227aa0850c7b
MD5 034c04975357d5906af7f1cc1548c185
SHA1 92fc17ddd08bd36171856c2d433367abd23fc119
SHA512 fe5a3f9f08af565dafbdef09f5a266790bb92f6574e09d46bf22c391244f89fe2f12e7ac9ee1c400171380047f04d83ff01edfcb9f212fc546539555efb07e4c
MD5 SHA1 SHA512

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ORDER-230278.jar

Path C:\Users\Admin\AppData\Roaming\ORDER-230278.jar
Size 70KB
SHA256 7f5418868f6f347af4a7c7652e0d96b8fd2a1be9cd5c53b33265769e6210844f
MD5 a3ac8935c4feb0eef726668c1bd88498
SHA1 dd43d61cfdc0bcbd12c5ea4094edf8afb623b4ac
SHA512 985f1373fbbbae84073a1853ed949898a564f1a649a25cf0ab3e89b993c47d4f978bb74b55adad1e8eba4e1bcbff3fffac9431db6a63a8bd7f4f0331bac95b6e
SSDEEP 1536:N1v9xQj4jxuA1gtPVfoySqawKXJ3zyse7isCW:T9G8jngt9HdqbeWQ
MD5 SHA1 SHA512 SSDEEP

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memory/2460-177-0x0000000002B10000-0x0000000002B11000-memory.dmp

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memory/4004-143-0x0000000002F70000-0x0000000002F71000-memory.dmp

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memory/4004-152-0x0000000002F70000-0x0000000002F71000-memory.dmp

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Analysis

Sharing

General

Malware Config

Signatures

Processes

Network

MITRE ATT&CK Enterprise v6

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