strrat | 89fccb259fa583055e8ebb83c1dda513ecd679920772a4e3007d40e386bb356d

Analysis

max time kernel
147s
max time network
149s
platform
windows7_x64
resource
win7v20201028
submitted
28-11-2020 07:14

Sharing

Copy URL

Twitter E-mail

Report Analysis Logs

General

Target

PO348578.jar
Size

87KB
MD5

f08321c792956de8227306444e50158a
SHA1

06b8fb6c223b35c09f30ff1ecc519deb723a7e60
SHA256

89fccb259fa583055e8ebb83c1dda513ecd679920772a4e3007d40e386bb356d
SHA512

1789ca5a68bf5822bcb41c6779300b8f7b19c039a2f081e960d360ddf2f775e35c650956419604b233c0614025f46d11b4d712484cda032a65e6d8d282a1859f

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\PO348578.jar	java.exe

Loads dropped DLL 3 IoCs

pid	Process
884	java.exe
304	java.exe
1060	java.exe

Adds Run key to start application 2 TTPs 4 IoCs

persistence

Registry Run Keys / Startup Folder

T1060

Modify Registry

T1112

description	ioc	Process
Set value (str)	\REGISTRY\USER\S-1-5-21-3825035466-2522850611-591511364-1000\Software\Microsoft\Windows\CurrentVersion\Run\PO348578 = "\"C:\\Program Files\\Java\\jre7\\bin\\javaw.exe\" -jar \"C:\\Users\\Admin\\AppData\\Roaming\\PO348578.jar\""	java.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\PO348578 = "\"C:\\Program Files\\Java\\jre7\\bin\\javaw.exe\" -jar \"C:\\Users\\Admin\\AppData\\Roaming\\PO348578.jar\""	java.exe
Set value (str)	\REGISTRY\USER\S-1-5-21-3825035466-2522850611-591511364-1000\Software\Microsoft\Windows\CurrentVersion\Run\plugins = "\"C:\\Program Files\\Java\\jre7\\bin\\javaw.exe\" -jar \"C:\\Users\\Admin\\AppData\\Roaming\\plugins.jar\" mp"	java.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\plugins = "\"C:\\Program Files\\Java\\jre7\\bin\\javaw.exe\" -jar \"C:\\Users\\Admin\\AppData\\Roaming\\plugins.jar\" mp"	java.exe

Legitimate hosting services abused for malware hosting/C2 1 TTPs

Web Service
T1102

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
19	ip-api.com

Suspicious use of AdjustPrivilegeToken 64 IoCs

description	pid	Process
Token: SeIncreaseQuotaPrivilege	1712	WMIC.exe
Token: SeSecurityPrivilege	1712	WMIC.exe
Token: SeTakeOwnershipPrivilege	1712	WMIC.exe
Token: SeLoadDriverPrivilege	1712	WMIC.exe
Token: SeSystemProfilePrivilege	1712	WMIC.exe
Token: SeSystemtimePrivilege	1712	WMIC.exe
Token: SeProfSingleProcessPrivilege	1712	WMIC.exe
Token: SeIncBasePriorityPrivilege	1712	WMIC.exe
Token: SeCreatePagefilePrivilege	1712	WMIC.exe
Token: SeBackupPrivilege	1712	WMIC.exe
Token: SeRestorePrivilege	1712	WMIC.exe
Token: SeShutdownPrivilege	1712	WMIC.exe
Token: SeDebugPrivilege	1712	WMIC.exe
Token: SeSystemEnvironmentPrivilege	1712	WMIC.exe
Token: SeRemoteShutdownPrivilege	1712	WMIC.exe
Token: SeUndockPrivilege	1712	WMIC.exe
Token: SeManageVolumePrivilege	1712	WMIC.exe
Token: 33	1712	WMIC.exe
Token: 34	1712	WMIC.exe
Token: 35	1712	WMIC.exe
Token: SeIncreaseQuotaPrivilege	1712	WMIC.exe
Token: SeSecurityPrivilege	1712	WMIC.exe
Token: SeTakeOwnershipPrivilege	1712	WMIC.exe
Token: SeLoadDriverPrivilege	1712	WMIC.exe
Token: SeSystemProfilePrivilege	1712	WMIC.exe
Token: SeSystemtimePrivilege	1712	WMIC.exe
Token: SeProfSingleProcessPrivilege	1712	WMIC.exe
Token: SeIncBasePriorityPrivilege	1712	WMIC.exe
Token: SeCreatePagefilePrivilege	1712	WMIC.exe
Token: SeBackupPrivilege	1712	WMIC.exe
Token: SeRestorePrivilege	1712	WMIC.exe
Token: SeShutdownPrivilege	1712	WMIC.exe
Token: SeDebugPrivilege	1712	WMIC.exe
Token: SeSystemEnvironmentPrivilege	1712	WMIC.exe
Token: SeRemoteShutdownPrivilege	1712	WMIC.exe
Token: SeUndockPrivilege	1712	WMIC.exe
Token: SeManageVolumePrivilege	1712	WMIC.exe
Token: 33	1712	WMIC.exe
Token: 34	1712	WMIC.exe
Token: 35	1712	WMIC.exe
Token: SeIncreaseQuotaPrivilege	1168	WMIC.exe
Token: SeSecurityPrivilege	1168	WMIC.exe
Token: SeTakeOwnershipPrivilege	1168	WMIC.exe
Token: SeLoadDriverPrivilege	1168	WMIC.exe
Token: SeSystemProfilePrivilege	1168	WMIC.exe
Token: SeSystemtimePrivilege	1168	WMIC.exe
Token: SeProfSingleProcessPrivilege	1168	WMIC.exe
Token: SeIncBasePriorityPrivilege	1168	WMIC.exe
Token: SeCreatePagefilePrivilege	1168	WMIC.exe
Token: SeBackupPrivilege	1168	WMIC.exe
Token: SeRestorePrivilege	1168	WMIC.exe
Token: SeShutdownPrivilege	1168	WMIC.exe
Token: SeDebugPrivilege	1168	WMIC.exe
Token: SeSystemEnvironmentPrivilege	1168	WMIC.exe
Token: SeRemoteShutdownPrivilege	1168	WMIC.exe
Token: SeUndockPrivilege	1168	WMIC.exe
Token: SeManageVolumePrivilege	1168	WMIC.exe
Token: 33	1168	WMIC.exe
Token: 34	1168	WMIC.exe
Token: 35	1168	WMIC.exe
Token: SeIncreaseQuotaPrivilege	1168	WMIC.exe
Token: SeSecurityPrivilege	1168	WMIC.exe
Token: SeTakeOwnershipPrivilege	1168	WMIC.exe
Token: SeLoadDriverPrivilege	1168	WMIC.exe

Suspicious use of WriteProcessMemory 33 IoCs

description	pid	Process	procid_target
PID 532 wrote to memory of 884	532	java.exe	30
PID 532 wrote to memory of 884	532	java.exe	30
PID 532 wrote to memory of 884	532	java.exe	30
PID 884 wrote to memory of 304	884	java.exe	31
PID 884 wrote to memory of 304	884	java.exe	31
PID 884 wrote to memory of 304	884	java.exe	31
PID 304 wrote to memory of 1060	304	java.exe	32
PID 304 wrote to memory of 1060	304	java.exe	32
PID 304 wrote to memory of 1060	304	java.exe	32
PID 304 wrote to memory of 1564	304	java.exe	33
PID 304 wrote to memory of 1564	304	java.exe	33
PID 304 wrote to memory of 1564	304	java.exe	33
PID 1564 wrote to memory of 1712	1564	cmd.exe	34
PID 1564 wrote to memory of 1712	1564	cmd.exe	34
PID 1564 wrote to memory of 1712	1564	cmd.exe	34
PID 304 wrote to memory of 2024	304	java.exe	36
PID 304 wrote to memory of 2024	304	java.exe	36
PID 304 wrote to memory of 2024	304	java.exe	36
PID 2024 wrote to memory of 1168	2024	cmd.exe	37
PID 2024 wrote to memory of 1168	2024	cmd.exe	37
PID 2024 wrote to memory of 1168	2024	cmd.exe	37
PID 304 wrote to memory of 432	304	java.exe	38
PID 304 wrote to memory of 432	304	java.exe	38
PID 304 wrote to memory of 432	304	java.exe	38
PID 432 wrote to memory of 324	432	cmd.exe	39
PID 432 wrote to memory of 324	432	cmd.exe	39
PID 432 wrote to memory of 324	432	cmd.exe	39
PID 304 wrote to memory of 1500	304	java.exe	40
PID 304 wrote to memory of 1500	304	java.exe	40
PID 304 wrote to memory of 1500	304	java.exe	40
PID 1500 wrote to memory of 1460	1500	cmd.exe	41
PID 1500 wrote to memory of 1460	1500	cmd.exe	41
PID 1500 wrote to memory of 1460	1500	cmd.exe	41

C:\Windows\system32\java.exe
java -jar C:\Users\Admin\AppData\Local\Temp\PO348578.jar
1⤵
- Suspicious use of WriteProcessMemory
PID:532
- C:\Program Files\Java\jre7\bin\java.exe
  "C:\Program Files\Java\jre7\bin\java.exe" -jar "C:\Users\Admin\PO348578.jar"
  2⤵
  - Drops startup file
  - Loads dropped DLL
  - Adds Run key to start application
  - Suspicious use of WriteProcessMemory
  PID:884
- - C:\Program Files\Java\jre7\bin\java.exe
    "C:\Program Files\Java\jre7\bin\java.exe" -jar "C:\Users\Admin\AppData\Roaming\PO348578.jar"
    3⤵
    - Loads dropped DLL
    - Suspicious use of WriteProcessMemory
    PID:304
  - - C:\Program Files\Java\jre7\bin\java.exe
      "C:\Program Files\Java\jre7\bin\java.exe" -jar "C:\Users\Admin\AppData\Roaming\plugins.jar" mp
      4⤵
      Loads dropped DLL
      Adds Run key to start application
      PID:1060
  - - C:\Windows\system32\cmd.exe
      cmd.exe /c "wmic /node:. /namespace:'\\root\cimv2' path win32_logicaldisk get volumeserialnumber /format:list"
      4⤵
      Suspicious use of WriteProcessMemory
      PID:1564
    - - C:\Windows\System32\Wbem\WMIC.exe
        
        wmic /node:. /namespace:'\\root\cimv2' path win32_logicaldisk get volumeserialnumber /format:list
        5⤵
        Suspicious use of AdjustPrivilegeToken
        
        PID:1712
  - - C:\Windows\system32\cmd.exe
      cmd.exe /c "wmic /node:. /namespace:'\\root\cimv2' path win32_operatingsystem get caption,OSArchitecture /format:list"
      4⤵
      Suspicious use of WriteProcessMemory
      PID:2024
    - - C:\Windows\System32\Wbem\WMIC.exe
        
        wmic /node:. /namespace:'\\root\cimv2' path win32_operatingsystem get caption,OSArchitecture /format:list
        5⤵
        Suspicious use of AdjustPrivilegeToken
        
        PID:1168
  - - C:\Windows\system32\cmd.exe
      cmd.exe /c "wmic /node:. /namespace:'\\root\cimv2' path win32_operatingsystem get version /format:list"
      4⤵
      Suspicious use of WriteProcessMemory
      PID:432
    - - C:\Windows\System32\Wbem\WMIC.exe
        
        wmic /node:. /namespace:'\\root\cimv2' path win32_operatingsystem get version /format:list
        5⤵
        
        PID:324
  - - C:\Windows\system32\cmd.exe
      cmd.exe /c "wmic /node:localhost /namespace:'\\root\securitycenter' path antivirusproduct get displayname /format:list"
      4⤵
      Suspicious use of WriteProcessMemory
      PID:1500
    - - C:\Windows\System32\Wbem\WMIC.exe
        
        wmic /node:localhost /namespace:'\\root\securitycenter' path antivirusproduct get displayname /format:list
        5⤵
        
        PID:1460

Network

MITRE ATT&CK Enterprise v6

Initial Access

Execution

Persistence

Registry Run Keys / Startup Folder

T1060

Privilege Escalation

Defense Evasion

Modify Registry

T1112

Web Service

T1102

Credential Access

Discovery

Lateral Movement

Collection

Command and Control

Web Service

T1102

Exfiltration

Impact

Analysis

Sharing

General

Malware Config

Signatures

Processes

Network

MITRE ATT&CK Enterprise v6

Replay Monitor

Loading Replay Monitor...

Downloads