revengerat | 607c83c609fbe308f30c0cbd197c8fc8c33ef4c85a21794463091a962609fd4b

Analysis

max time kernel
95s
max time network
146s
platform
windows10-2004_x64
resource
win10v2004-20241007-en
resource tags

arch:x64arch:x86image:win10v2004-20241007-enlocale:en-usos:windows10-2004-x64system
submitted
06-01-2025 00:54

Sharing

Copy URL

Twitter E-mail

Report Analysis Logs

General

Target

JaffaCakes118_04fd5497a83ad255eb92eda4d75b9d3c.exe
Size

62KB
MD5

04fd5497a83ad255eb92eda4d75b9d3c
SHA1

9749bcf4d4721446c7c7a594d1d41c5e0aa3c358
SHA256

607c83c609fbe308f30c0cbd197c8fc8c33ef4c85a21794463091a962609fd4b
SHA512

eec5fea358b8c4e42d0d4e146e2766a924c8cf1e073ac812dabc7c9678a06ea65cc8db2c16783f336b7b7e2a9e84fbcaa60c552fa51761c1736940490174905b
SSDEEP

768:CksHaoteIdMSc9P0OYka5q1qzPzazg2f7arEBXUt/2Te:zJo/c9MHkaHbza82f2IBXUx

Score

10^/10

revengerat discovery stealer trojan

Malware Config

Signatures

RevengeRAT
Remote-access trojan with a wide range of capabilities.
trojan revengerat
Revengerat family
revengerat

RevengeRat Executable 1 IoCs

stealer

resource	yara_rule
behavioral2/files/0x000300000001e646-25.dat	revengerat

Checks computer location settings 2 TTPs 1 IoCs

Looks up country code configured in the registry, likely geofence.

Query Registry

T1012

System Information Discovery

T1082

description	ioc	Process
Key value queried	\REGISTRY\USER\S-1-5-21-3442511616-637977696-3186306149-1000\Control Panel\International\Geo\Nation	RegAsm.exe

Executes dropped EXE 1 IoCs

pid	Process
3916	Client.exe

Suspicious use of SetThreadContext 3 IoCs

description	pid	Process	procid_target
PID 3640 set thread context of 1872	3640	JaffaCakes118_04fd5497a83ad255eb92eda4d75b9d3c.exe	88
PID 1872 set thread context of 3428	1872	RegAsm.exe	91
PID 3916 set thread context of 4200	3916	Client.exe	96

Enumerates physical storage devices 1 TTPs
Attempts to interact with connected storage/optical drive(s).

System Information Discovery
T1082

Program crash 1 IoCs

pid	pid_target	Process	procid_target
644	4200	WerFault.exe	96

System Location Discovery: System Language Discovery 1 TTPs 5 IoCs

Attempt gather information about the system language of a victim in order to infer the geographical location of that host.

discovery

System Language Discovery

T1614.001

description	ioc	Process
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	RegAsm.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	RegAsm.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	Client.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	RegAsm.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	JaffaCakes118_04fd5497a83ad255eb92eda4d75b9d3c.exe

Suspicious use of AdjustPrivilegeToken 3 IoCs

description	pid	Process
Token: SeDebugPrivilege	3640	JaffaCakes118_04fd5497a83ad255eb92eda4d75b9d3c.exe
Token: SeDebugPrivilege	1872	RegAsm.exe
Token: SeDebugPrivilege	3916	Client.exe

Suspicious use of WriteProcessMemory 29 IoCs

description	pid	Process	procid_target
PID 3640 wrote to memory of 1872	3640	JaffaCakes118_04fd5497a83ad255eb92eda4d75b9d3c.exe	88
PID 3640 wrote to memory of 1872	3640	JaffaCakes118_04fd5497a83ad255eb92eda4d75b9d3c.exe	88
PID 3640 wrote to memory of 1872	3640	JaffaCakes118_04fd5497a83ad255eb92eda4d75b9d3c.exe	88
PID 3640 wrote to memory of 1872	3640	JaffaCakes118_04fd5497a83ad255eb92eda4d75b9d3c.exe	88
PID 3640 wrote to memory of 1872	3640	JaffaCakes118_04fd5497a83ad255eb92eda4d75b9d3c.exe	88
PID 3640 wrote to memory of 1872	3640	JaffaCakes118_04fd5497a83ad255eb92eda4d75b9d3c.exe	88
PID 3640 wrote to memory of 1872	3640	JaffaCakes118_04fd5497a83ad255eb92eda4d75b9d3c.exe	88
PID 3640 wrote to memory of 1872	3640	JaffaCakes118_04fd5497a83ad255eb92eda4d75b9d3c.exe	88
PID 3640 wrote to memory of 1872	3640	JaffaCakes118_04fd5497a83ad255eb92eda4d75b9d3c.exe	88
PID 1872 wrote to memory of 3428	1872	RegAsm.exe	91
PID 1872 wrote to memory of 3428	1872	RegAsm.exe	91
PID 1872 wrote to memory of 3428	1872	RegAsm.exe	91
PID 1872 wrote to memory of 3428	1872	RegAsm.exe	91
PID 1872 wrote to memory of 3428	1872	RegAsm.exe	91
PID 1872 wrote to memory of 3428	1872	RegAsm.exe	91
PID 1872 wrote to memory of 3428	1872	RegAsm.exe	91
PID 1872 wrote to memory of 3428	1872	RegAsm.exe	91
PID 1872 wrote to memory of 3916	1872	RegAsm.exe	95
PID 1872 wrote to memory of 3916	1872	RegAsm.exe	95
PID 1872 wrote to memory of 3916	1872	RegAsm.exe	95
PID 3916 wrote to memory of 4200	3916	Client.exe	96
PID 3916 wrote to memory of 4200	3916	Client.exe	96
PID 3916 wrote to memory of 4200	3916	Client.exe	96
PID 3916 wrote to memory of 4200	3916	Client.exe	96
PID 3916 wrote to memory of 4200	3916	Client.exe	96
PID 3916 wrote to memory of 4200	3916	Client.exe	96
PID 3916 wrote to memory of 4200	3916	Client.exe	96
PID 3916 wrote to memory of 4200	3916	Client.exe	96
PID 3916 wrote to memory of 4200	3916	Client.exe	96

C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_04fd5497a83ad255eb92eda4d75b9d3c.exe
"C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_04fd5497a83ad255eb92eda4d75b9d3c.exe"
1⤵
- Suspicious use of SetThreadContext
- System Location Discovery: System Language Discovery
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
PID:3640
- C:\Windows\Microsoft.NET\Framework\v2.0.50727\RegAsm.exe
  "C:\Windows\Microsoft.NET\Framework\v2.0.50727\RegAsm.exe"
  2⤵
  - Checks computer location settings
  - Suspicious use of SetThreadContext
  - System Location Discovery: System Language Discovery
  - Suspicious use of AdjustPrivilegeToken
  - Suspicious use of WriteProcessMemory
  PID:1872
- - C:\Windows\Microsoft.NET\Framework\v2.0.50727\RegAsm.exe
    "C:\Windows\Microsoft.NET\Framework\v2.0.50727\RegAsm.exe"
    3⤵
    - System Location Discovery: System Language Discovery
    PID:3428
- - C:\Users\Admin\AppData\Roaming\Client.exe
    "C:\Users\Admin\AppData\Roaming\Client.exe"
    3⤵
    - Executes dropped EXE
    - Suspicious use of SetThreadContext
    - System Location Discovery: System Language Discovery
    - Suspicious use of AdjustPrivilegeToken
    - Suspicious use of WriteProcessMemory
    PID:3916
  - - C:\Windows\Microsoft.NET\Framework\v2.0.50727\RegAsm.exe
      "C:\Windows\Microsoft.NET\Framework\v2.0.50727\RegAsm.exe"
      4⤵
      System Location Discovery: System Language Discovery
      PID:4200
    - - C:\Windows\SysWOW64\WerFault.exe
        
        C:\Windows\SysWOW64\WerFault.exe -u -p 4200 -s 552
        5⤵
        Program crash
        
        PID:644

C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -pss -s 416 -p 4200 -ip 4200
1⤵
PID:660

Network

MITRE ATT&CK Enterprise v15

Reconnaissance

Resource Development

Initial Access

Execution

Persistence

Privilege Escalation

Defense Evasion

Credential Access

Discovery

Query Registry

T1012

System Information Discovery

T1082

System Location Discovery

T1614

System Language Discovery

T1614.001

Lateral Movement

Collection

Command and Control

Exfiltration

Impact

Replay Monitor

Loading Replay Monitor...

Downloads

C:\Users\Admin\AppData\Local\Microsoft\CLR_v2.0_32\UsageLogs\RegAsm.exe.log

Filesize
20B

MD5
b3ac9d09e3a47d5fd00c37e075a70ecb

SHA1
ad14e6d0e07b00bd10d77a06d68841b20675680b

SHA256
7a23c6e7ccd8811ecdf038d3a89d5c7d68ed37324bae2d4954125d9128fa9432

SHA512
09b609ee1061205aa45b3c954efc6c1a03c8fd6b3011ff88cf2c060e19b1d7fd51ee0cb9d02a39310125f3a66aa0146261bdee3d804f472034df711bc942e316

Download Submit
C:\Users\Admin\AppData\Local\Temp\ifRtNHuiG.txt

Filesize
84B

MD5
f126f07b11f143f551f661d1dd5fe439

SHA1
43fcef8857cbdf5f8c9117214b4f9a829cc74527

SHA256
f2dff827bf3db172542186cb4dad5688465092a82ea27d65a6661cea9564082d

SHA512
ec24c54db085ecb08ee1d5702bb6590540b970d1c881cf52a85db59cdfa350e47baa87043b85871604c9fb45c27be48d0bd57e18b299793c676e5a7716158bc8

Download Submit
C:\Users\Admin\AppData\Roaming\Client.exe

Filesize
62KB

MD5
04fd5497a83ad255eb92eda4d75b9d3c

SHA1
9749bcf4d4721446c7c7a594d1d41c5e0aa3c358

SHA256
607c83c609fbe308f30c0cbd197c8fc8c33ef4c85a21794463091a962609fd4b

SHA512
eec5fea358b8c4e42d0d4e146e2766a924c8cf1e073ac812dabc7c9678a06ea65cc8db2c16783f336b7b7e2a9e84fbcaa60c552fa51761c1736940490174905b

Download Submit
memory/1872-11-0x0000000074CD0000-0x0000000075281000-memory.dmp

Filesize
5.7MB

Download
memory/1872-13-0x0000000074CD0000-0x0000000075281000-memory.dmp

Filesize
5.7MB

Download
memory/1872-6-0x0000000000400000-0x0000000000418000-memory.dmp

Filesize
96KB

Download
memory/1872-33-0x0000000074CD0000-0x0000000075281000-memory.dmp

Filesize
5.7MB

Download
memory/1872-9-0x0000000000400000-0x0000000000418000-memory.dmp

Filesize
96KB

Download
memory/1872-10-0x0000000074CD0000-0x0000000075281000-memory.dmp

Filesize
5.7MB

Download
memory/1872-12-0x0000000074CD0000-0x0000000075281000-memory.dmp

Filesize
5.7MB

Download
memory/3428-14-0x0000000000400000-0x0000000000410000-memory.dmp

Filesize
64KB

Download
memory/3428-16-0x0000000074CD0000-0x0000000075281000-memory.dmp

Filesize
5.7MB

Download
memory/3428-17-0x0000000074CD0000-0x0000000075281000-memory.dmp

Filesize
5.7MB

Download
memory/3428-18-0x0000000074CD0000-0x0000000075281000-memory.dmp

Filesize
5.7MB

Download
memory/3428-20-0x0000000074CD0000-0x0000000075281000-memory.dmp

Filesize
5.7MB

Download
memory/3640-0-0x0000000074CD2000-0x0000000074CD3000-memory.dmp

Filesize
4KB

Download
memory/3640-4-0x0000000074CD0000-0x0000000075281000-memory.dmp

Filesize
5.7MB

Download
memory/3640-3-0x0000000074CD2000-0x0000000074CD3000-memory.dmp

Filesize
4KB

Download
memory/3640-2-0x0000000074CD0000-0x0000000075281000-memory.dmp

Filesize
5.7MB

Download
memory/3640-1-0x0000000074CD0000-0x0000000075281000-memory.dmp

Filesize
5.7MB

Download
memory/3640-7-0x0000000074CD0000-0x0000000075281000-memory.dmp

Filesize
5.7MB

Download
memory/4200-36-0x0000000000780000-0x0000000000798000-memory.dmp

Filesize
96KB

Download
memory/4200-39-0x0000000000780000-0x0000000000798000-memory.dmp

Filesize
96KB

Download