xtremerat | 8407faeeafcbe2db98998240623efe895cb59d3cc7c5e730e1ed44899e1dd346

Analysis

max time kernel
121s
max time network
122s
platform
windows7_x64
resource
win7-20240708-en
resource tags

arch:x64arch:x86image:win7-20240708-enlocale:en-usos:windows7-x64system
submitted
29/01/2025, 04:44 UTC

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General

Target

JaffaCakes118_52d6445271700467d4c2a8cbef92088e.exe
Size

157KB
MD5

52d6445271700467d4c2a8cbef92088e
SHA1

1271de90f53693462d47fccb1292d85d1255c35d
SHA256

8407faeeafcbe2db98998240623efe895cb59d3cc7c5e730e1ed44899e1dd346
SHA512

17cef756fa078b88de22ca95feaed253f54becd755d883648be1aef52ec55c9cba3a603f0f816bea9608a0fb0cd8857c90cef100850f5e9c9160cdfc7fa21e7f
SSDEEP

3072:jagY+O7ioNwoh/4XZHgv+viAqYMgvPT70xhBs+9fvjtx:GgmQZHgv+v9370xXHZx

Score

10^/10

xtremerat discovery persistence rat spyware upx

Malware Config

Signatures

Detect XtremeRAT payload 1 IoCs

resource	yara_rule
behavioral1/memory/2352-3-0x0000000010000000-0x000000001004D000-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
Xtremerat family
xtremerat

Suspicious use of SetThreadContext 1 IoCs

description	pid	Process	procid_target
PID 2972 set thread context of 2352	2972	JaffaCakes118_52d6445271700467d4c2a8cbef92088e.exe	30

UPX packed file 2 IoCs

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

upx

resource	yara_rule
behavioral1/memory/2352-2-0x0000000010000000-0x000000001004D000-memory.dmp	upx
behavioral1/memory/2352-3-0x0000000010000000-0x000000001004D000-memory.dmp	upx

Program crash 1 IoCs

pid	pid_target	Process	procid_target
1944	2352	WerFault.exe	30

System Location Discovery: System Language Discovery 1 TTPs 2 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	JaffaCakes118_52d6445271700467d4c2a8cbef92088e.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	JaffaCakes118_52d6445271700467d4c2a8cbef92088e.exe

Suspicious use of SetWindowsHookEx 1 IoCs

pid	Process
2972	JaffaCakes118_52d6445271700467d4c2a8cbef92088e.exe

Suspicious use of WriteProcessMemory 13 IoCs

description	pid	Process	procid_target
PID 2972 wrote to memory of 2352	2972	JaffaCakes118_52d6445271700467d4c2a8cbef92088e.exe	30
PID 2972 wrote to memory of 2352	2972	JaffaCakes118_52d6445271700467d4c2a8cbef92088e.exe	30
PID 2972 wrote to memory of 2352	2972	JaffaCakes118_52d6445271700467d4c2a8cbef92088e.exe	30
PID 2972 wrote to memory of 2352	2972	JaffaCakes118_52d6445271700467d4c2a8cbef92088e.exe	30
PID 2972 wrote to memory of 2352	2972	JaffaCakes118_52d6445271700467d4c2a8cbef92088e.exe	30
PID 2972 wrote to memory of 2352	2972	JaffaCakes118_52d6445271700467d4c2a8cbef92088e.exe	30
PID 2972 wrote to memory of 2352	2972	JaffaCakes118_52d6445271700467d4c2a8cbef92088e.exe	30
PID 2972 wrote to memory of 2352	2972	JaffaCakes118_52d6445271700467d4c2a8cbef92088e.exe	30
PID 2972 wrote to memory of 2352	2972	JaffaCakes118_52d6445271700467d4c2a8cbef92088e.exe	30
PID 2352 wrote to memory of 1944	2352	JaffaCakes118_52d6445271700467d4c2a8cbef92088e.exe	31
PID 2352 wrote to memory of 1944	2352	JaffaCakes118_52d6445271700467d4c2a8cbef92088e.exe	31
PID 2352 wrote to memory of 1944	2352	JaffaCakes118_52d6445271700467d4c2a8cbef92088e.exe	31
PID 2352 wrote to memory of 1944	2352	JaffaCakes118_52d6445271700467d4c2a8cbef92088e.exe	31

C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_52d6445271700467d4c2a8cbef92088e.exe
"C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_52d6445271700467d4c2a8cbef92088e.exe"
1⤵
- Suspicious use of SetThreadContext
- System Location Discovery: System Language Discovery
- Suspicious use of SetWindowsHookEx
- Suspicious use of WriteProcessMemory
PID:2972
- C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_52d6445271700467d4c2a8cbef92088e.exe
  C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_52d6445271700467d4c2a8cbef92088e.exe
  2⤵
  - System Location Discovery: System Language Discovery
  - Suspicious use of WriteProcessMemory
  PID:2352
- - C:\Windows\SysWOW64\WerFault.exe
    C:\Windows\SysWOW64\WerFault.exe -u -p 2352 -s 148
    3⤵
    - Program crash
    PID:1944

Network

MITRE ATT&CK Enterprise v15

Reconnaissance

Resource Development

Initial Access

Execution

Persistence

Privilege Escalation

Defense Evasion

Credential Access

Discovery

System Location Discovery

T1614

System Language Discovery

T1614.001

Lateral Movement

Collection

Command and Control

Exfiltration

Impact

Replay Monitor

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Downloads

memory/2352-2-0x0000000010000000-0x000000001004D000-memory.dmp

Filesize
308KB

Download
memory/2352-3-0x0000000010000000-0x000000001004D000-memory.dmp

Filesize
308KB

Download