xtremerat | 838313ca33f2746281b32b28b0f6111b35c2746f7aa84846e4fed2917a361b58

Analysis

max time kernel
93s
max time network
145s
platform
windows10-2004_x64
resource
win10v2004-20240709-en
resource tags

arch:x64arch:x86image:win10v2004-20240709-enlocale:en-usos:windows10-2004-x64system
submitted
10/07/2024, 16:59

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General

Target
3598d5085b7794bef38c0945d9b8f84b_JaffaCakes118.exe
Size 26KB
Sample240710-vhr6aa1gnc
SHA256 838313ca33f2746281b32b28b0f6111b35c2746f7aa84846e4fed2917a361b58
MD5 3598d5085b7794bef38c0945d9b8f84b
SHA1 b9343b68e3deb7f5368511e1b23842bba329fd8a
SHA512 d82b742355ddb156d0c97623e73cb6172e1c5397a8f2d9c1d62c7a020c4a9921a342ed1912f5aa03633aa099ae43f7d836972fe41c2f13e4b8f7bd1b4fb03416
SSDEEP 768:qyxsv4Mb+dRdSxEHj1WDFK/UlBfetpsylFLX:qZvEEEHZklBf1ylFLX
MD5 SHA1 SHA512 SSDEEP

Score

10^/10

xtremerat persistence rat spyware upx

Malware Config

Signatures

Detect XtremeRAT payload 3 IoCs

resource	yara_rule
behavioral2/memory/3292-1-0x0000000010000000-0x0000000010048000-memory.dmp	family_xtremerat
behavioral2/memory/1992-3-0x0000000010000000-0x0000000010048000-memory.dmp	family_xtremerat
behavioral2/memory/3292-4-0x0000000010000000-0x0000000010048000-memory.dmp	family_xtremerat

XtremeRAT
The XtremeRAT was developed by xtremecoder and has been available since at least 2010, and written in Delphi.
persistence spyware rat xtremerat

UPX packed file 4 IoCs

Detects executables packed with UPX/modified UPX open source packer.

upx

resource	yara_rule
behavioral2/memory/1992-0-0x0000000010000000-0x0000000010048000-memory.dmp	upx
behavioral2/memory/3292-1-0x0000000010000000-0x0000000010048000-memory.dmp	upx
behavioral2/memory/1992-3-0x0000000010000000-0x0000000010048000-memory.dmp	upx
behavioral2/memory/3292-4-0x0000000010000000-0x0000000010048000-memory.dmp	upx

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

System Information Discovery
T1082

Program crash 2 IoCs

pid	pid_target	Process	procid_target
4968	3292	WerFault.exe	83
772	3292	WerFault.exe	83

Suspicious use of WriteProcessMemory 7 IoCs

description	pid	Process	procid_target
PID 1992 wrote to memory of 3292	1992	3598d5085b7794bef38c0945d9b8f84b_JaffaCakes118.exe	83
PID 1992 wrote to memory of 3292	1992	3598d5085b7794bef38c0945d9b8f84b_JaffaCakes118.exe	83
PID 1992 wrote to memory of 3292	1992	3598d5085b7794bef38c0945d9b8f84b_JaffaCakes118.exe	83
PID 1992 wrote to memory of 3292	1992	3598d5085b7794bef38c0945d9b8f84b_JaffaCakes118.exe	83
PID 1992 wrote to memory of 1396	1992	3598d5085b7794bef38c0945d9b8f84b_JaffaCakes118.exe	85
PID 1992 wrote to memory of 1396	1992	3598d5085b7794bef38c0945d9b8f84b_JaffaCakes118.exe	85
PID 1992 wrote to memory of 1396	1992	3598d5085b7794bef38c0945d9b8f84b_JaffaCakes118.exe	85

C:\Users\Admin\AppData\Local\Temp\3598d5085b7794bef38c0945d9b8f84b_JaffaCakes118.exe
"C:\Users\Admin\AppData\Local\Temp\3598d5085b7794bef38c0945d9b8f84b_JaffaCakes118.exe"
1⤵
- Suspicious use of WriteProcessMemory
PID:1992
- C:\Windows\SysWOW64\svchost.exe
  svchost.exe
  2⤵
  PID:3292
- - C:\Windows\SysWOW64\WerFault.exe
    C:\Windows\SysWOW64\WerFault.exe -u -p 3292 -s 480
    3⤵
    - Program crash
    PID:4968
- - C:\Windows\SysWOW64\WerFault.exe
    C:\Windows\SysWOW64\WerFault.exe -u -p 3292 -s 488
    3⤵
    - Program crash
    PID:772
- C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe
  "C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe"
  2⤵
  PID:1396

C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -pss -s 408 -p 3292 -ip 3292
1⤵
PID:2052

C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -pss -s 476 -p 3292 -ip 3292
1⤵
PID:872

Network

MITRE ATT&CK Enterprise v15

Reconnaissance

Resource Development

Initial Access

Execution

Persistence

Privilege Escalation

Defense Evasion

Credential Access

Discovery

System Information Discovery

T1082

Lateral Movement

Collection

Command and Control

Exfiltration

Impact

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Downloads

memory/1992-0-0x0000000010000000-0x0000000010048000-memory.dmp

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memory/1992-3-0x0000000010000000-0x0000000010048000-memory.dmp

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memory/3292-1-0x0000000010000000-0x0000000010048000-memory.dmp

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memory/3292-4-0x0000000010000000-0x0000000010048000-memory.dmp

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Analysis

Sharing

General

Malware Config

Signatures

Processes

Network

MITRE ATT&CK Enterprise v15

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Downloads