strrat | 374aa16abdd7a527d3500fb1d49f822263fc382706db71e0f58cc3e00045a790

Analysis

max time kernel
150s
max time network
146s
platform
windows7_x64
resource
win7-20240221-en
resource tags

arch:x64arch:x86image:win7-20240221-enlocale:en-usos:windows7-x64system
submitted
12/03/2024, 08:00

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General

Target

Anfrage-Angebot.jar
Size

64KB
MD5

575d75ecae9946950af94951bfac908e
SHA1

856900c7d62b852f2f5e854f11d8b072aa3721b1
SHA256

374aa16abdd7a527d3500fb1d49f822263fc382706db71e0f58cc3e00045a790
SHA512

1fd705f755e348f3d69f1a32315762d23fa74857d8e697f5f2b19081bc1dd210eb70cda20534369ede70ec4a7fe33edb2d67680299b5963af7dae5f2476c259c
SSDEEP

1536:4jdiIZTjmn6fVQsJ4J7gTtcMbVrHCCT3Kk/:4jwINVqsJmiVrC/k/

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\Anfrage-Angebot.jar	java.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-1-5-21-1298544033-3225604241-2703760938-1000\Software\Microsoft\Windows\CurrentVersion\Run\Anfrage-Angebot = "\"C:\\Program Files\\Java\\jre7\\bin\\javaw.exe\" -jar \"C:\\Users\\Admin\\AppData\\Roaming\\Anfrage-Angebot.jar\""	java.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\Anfrage-Angebot = "\"C:\\Program Files\\Java\\jre7\\bin\\javaw.exe\" -jar \"C:\\Users\\Admin\\AppData\\Roaming\\Anfrage-Angebot.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
6	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/Job

T1053

pid	Process
2476	schtasks.exe

Suspicious use of AdjustPrivilegeToken 64 IoCs

description	pid	Process
Token: SeIncreaseQuotaPrivilege	1456	WMIC.exe
Token: SeSecurityPrivilege	1456	WMIC.exe
Token: SeTakeOwnershipPrivilege	1456	WMIC.exe
Token: SeLoadDriverPrivilege	1456	WMIC.exe
Token: SeSystemProfilePrivilege	1456	WMIC.exe
Token: SeSystemtimePrivilege	1456	WMIC.exe
Token: SeProfSingleProcessPrivilege	1456	WMIC.exe
Token: SeIncBasePriorityPrivilege	1456	WMIC.exe
Token: SeCreatePagefilePrivilege	1456	WMIC.exe
Token: SeBackupPrivilege	1456	WMIC.exe
Token: SeRestorePrivilege	1456	WMIC.exe
Token: SeShutdownPrivilege	1456	WMIC.exe
Token: SeDebugPrivilege	1456	WMIC.exe
Token: SeSystemEnvironmentPrivilege	1456	WMIC.exe
Token: SeRemoteShutdownPrivilege	1456	WMIC.exe
Token: SeUndockPrivilege	1456	WMIC.exe
Token: SeManageVolumePrivilege	1456	WMIC.exe
Token: 33	1456	WMIC.exe
Token: 34	1456	WMIC.exe
Token: 35	1456	WMIC.exe
Token: SeIncreaseQuotaPrivilege	1456	WMIC.exe
Token: SeSecurityPrivilege	1456	WMIC.exe
Token: SeTakeOwnershipPrivilege	1456	WMIC.exe
Token: SeLoadDriverPrivilege	1456	WMIC.exe
Token: SeSystemProfilePrivilege	1456	WMIC.exe
Token: SeSystemtimePrivilege	1456	WMIC.exe
Token: SeProfSingleProcessPrivilege	1456	WMIC.exe
Token: SeIncBasePriorityPrivilege	1456	WMIC.exe
Token: SeCreatePagefilePrivilege	1456	WMIC.exe
Token: SeBackupPrivilege	1456	WMIC.exe
Token: SeRestorePrivilege	1456	WMIC.exe
Token: SeShutdownPrivilege	1456	WMIC.exe
Token: SeDebugPrivilege	1456	WMIC.exe
Token: SeSystemEnvironmentPrivilege	1456	WMIC.exe
Token: SeRemoteShutdownPrivilege	1456	WMIC.exe
Token: SeUndockPrivilege	1456	WMIC.exe
Token: SeManageVolumePrivilege	1456	WMIC.exe
Token: 33	1456	WMIC.exe
Token: 34	1456	WMIC.exe
Token: 35	1456	WMIC.exe
Token: SeIncreaseQuotaPrivilege	2264	WMIC.exe
Token: SeSecurityPrivilege	2264	WMIC.exe
Token: SeTakeOwnershipPrivilege	2264	WMIC.exe
Token: SeLoadDriverPrivilege	2264	WMIC.exe
Token: SeSystemProfilePrivilege	2264	WMIC.exe
Token: SeSystemtimePrivilege	2264	WMIC.exe
Token: SeProfSingleProcessPrivilege	2264	WMIC.exe
Token: SeIncBasePriorityPrivilege	2264	WMIC.exe
Token: SeCreatePagefilePrivilege	2264	WMIC.exe
Token: SeBackupPrivilege	2264	WMIC.exe
Token: SeRestorePrivilege	2264	WMIC.exe
Token: SeShutdownPrivilege	2264	WMIC.exe
Token: SeDebugPrivilege	2264	WMIC.exe
Token: SeSystemEnvironmentPrivilege	2264	WMIC.exe
Token: SeRemoteShutdownPrivilege	2264	WMIC.exe
Token: SeUndockPrivilege	2264	WMIC.exe
Token: SeManageVolumePrivilege	2264	WMIC.exe
Token: 33	2264	WMIC.exe
Token: 34	2264	WMIC.exe
Token: 35	2264	WMIC.exe
Token: SeIncreaseQuotaPrivilege	2264	WMIC.exe
Token: SeSecurityPrivilege	2264	WMIC.exe
Token: SeTakeOwnershipPrivilege	2264	WMIC.exe
Token: SeLoadDriverPrivilege	2264	WMIC.exe

Suspicious use of WriteProcessMemory 33 IoCs

description	pid	Process	procid_target
PID 2860 wrote to memory of 2516	2860	java.exe	29
PID 2860 wrote to memory of 2516	2860	java.exe	29
PID 2860 wrote to memory of 2516	2860	java.exe	29
PID 2516 wrote to memory of 2476	2516	cmd.exe	30
PID 2516 wrote to memory of 2476	2516	cmd.exe	30
PID 2516 wrote to memory of 2476	2516	cmd.exe	30
PID 2860 wrote to memory of 2504	2860	java.exe	31
PID 2860 wrote to memory of 2504	2860	java.exe	31
PID 2860 wrote to memory of 2504	2860	java.exe	31
PID 2504 wrote to memory of 2784	2504	java.exe	34
PID 2504 wrote to memory of 2784	2504	java.exe	34
PID 2504 wrote to memory of 2784	2504	java.exe	34
PID 2784 wrote to memory of 1456	2784	cmd.exe	35
PID 2784 wrote to memory of 1456	2784	cmd.exe	35
PID 2784 wrote to memory of 1456	2784	cmd.exe	35
PID 2504 wrote to memory of 2120	2504	java.exe	37
PID 2504 wrote to memory of 2120	2504	java.exe	37
PID 2504 wrote to memory of 2120	2504	java.exe	37
PID 2120 wrote to memory of 2264	2120	cmd.exe	38
PID 2120 wrote to memory of 2264	2120	cmd.exe	38
PID 2120 wrote to memory of 2264	2120	cmd.exe	38
PID 2504 wrote to memory of 2432	2504	java.exe	39
PID 2504 wrote to memory of 2432	2504	java.exe	39
PID 2504 wrote to memory of 2432	2504	java.exe	39
PID 2432 wrote to memory of 2360	2432	cmd.exe	40
PID 2432 wrote to memory of 2360	2432	cmd.exe	40
PID 2432 wrote to memory of 2360	2432	cmd.exe	40
PID 2504 wrote to memory of 2660	2504	java.exe	41
PID 2504 wrote to memory of 2660	2504	java.exe	41
PID 2504 wrote to memory of 2660	2504	java.exe	41
PID 2660 wrote to memory of 2548	2660	cmd.exe	42
PID 2660 wrote to memory of 2548	2660	cmd.exe	42
PID 2660 wrote to memory of 2548	2660	cmd.exe	42

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:\Windows\system32\java.exe
java -jar C:\Users\Admin\AppData\Local\Temp\Anfrage-Angebot.jar
1⤵
- Drops startup file
- Adds Run key to start application
- Suspicious use of WriteProcessMemory
PID:2860
- C:\Windows\system32\cmd.exe
  cmd /c schtasks /create /sc minute /mo 30 /tn Skype /tr "C:\Users\Admin\AppData\Roaming\Anfrage-Angebot.jar"
  2⤵
  - Suspicious use of WriteProcessMemory
  PID:2516
- - C:\Windows\system32\schtasks.exe
    schtasks /create /sc minute /mo 30 /tn Skype /tr "C:\Users\Admin\AppData\Roaming\Anfrage-Angebot.jar"
    3⤵
    - Creates scheduled task(s)
    PID:2476
- C:\Program Files\Java\jre7\bin\java.exe
  "C:\Program Files\Java\jre7\bin\java.exe" -jar "C:\Users\Admin\AppData\Roaming\Anfrage-Angebot.jar"
  2⤵
  - Suspicious use of WriteProcessMemory
  PID:2504
- - 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:2784
  - - C:\Windows\System32\Wbem\WMIC.exe
      wmic /node:. /namespace:'\\root\cimv2' path win32_logicaldisk get volumeserialnumber /format:list
      4⤵
      Suspicious use of AdjustPrivilegeToken
      PID:1456
- - 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:2120
  - - 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:2264
- - 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:2432
  - - C:\Windows\System32\Wbem\WMIC.exe
      wmic /node:. /namespace:'\\root\cimv2' path win32_operatingsystem get version /format:list
      4⤵
      PID:2360
- - C:\Windows\system32\cmd.exe
    cmd.exe /c "wmic /node:localhost /namespace:'\\root\securitycenter' path antivirusproduct get displayname /format:list"
    3⤵
    - Suspicious use of WriteProcessMemory
    PID:2660
  - - C:\Windows\System32\Wbem\WMIC.exe
      wmic /node:localhost /namespace:'\\root\securitycenter' path antivirusproduct get displayname /format:list
      4⤵
      PID:2548

Network

MITRE ATT&CK Enterprise v15

Reconnaissance

Resource Development

Initial Access

Execution

Scheduled Task/Job

T1053

Persistence

Boot or Logon Autostart Execution

T1547

Registry Run Keys / Startup Folder

T1547.001

Scheduled Task/Job

T1053

Privilege Escalation

Boot or Logon Autostart Execution

T1547

Registry Run Keys / Startup Folder

T1547.001

Scheduled Task/Job

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

C:\ProgramData\Microsoft\Windows\Start Menu\Programs\Startup\Anfrage-Angebot.jar

Filesize
64KB

MD5
575d75ecae9946950af94951bfac908e

SHA1
856900c7d62b852f2f5e854f11d8b072aa3721b1

SHA256
374aa16abdd7a527d3500fb1d49f822263fc382706db71e0f58cc3e00045a790

SHA512
1fd705f755e348f3d69f1a32315762d23fa74857d8e697f5f2b19081bc1dd210eb70cda20534369ede70ec4a7fe33edb2d67680299b5963af7dae5f2476c259c

Download Submit
memory/2504-21-0x0000000002530000-0x0000000005530000-memory.dmp

Filesize
48.0MB

Download
memory/2504-28-0x0000000000440000-0x0000000000441000-memory.dmp

Filesize
4KB

Download
memory/2504-30-0x0000000000440000-0x0000000000441000-memory.dmp

Filesize
4KB

Download
memory/2504-31-0x0000000000440000-0x0000000000441000-memory.dmp

Filesize
4KB

Download
memory/2504-32-0x0000000002530000-0x0000000005530000-memory.dmp

Filesize
48.0MB

Download
memory/2860-6-0x0000000002760000-0x0000000005760000-memory.dmp

Filesize
48.0MB

Download
memory/2860-10-0x0000000000340000-0x0000000000341000-memory.dmp

Filesize
4KB

Download

Analysis

Sharing

General

Malware Config

Signatures

Processes

Network

MITRE ATT&CK Enterprise v15

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Downloads