xtremerat | a76b7641d3945620dc36bd56d5703f69c928d5d859b78e0d0a6b32cb6e9a9db7

General

Target
2c16a6b38a6c2fbc9d01bc0b27bb7098_JaffaCakes118.exe
Size 117KB
Sample240708-m7deeswblk
SHA256 a76b7641d3945620dc36bd56d5703f69c928d5d859b78e0d0a6b32cb6e9a9db7
MD5 2c16a6b38a6c2fbc9d01bc0b27bb7098
SHA1 cea603ad064d6c9b4cdedab079114fac41db7c0b
SHA512 bb8c3df795d8abefe59aa0579bacb170d612eeff4f49c081367413a2d67d3e6e7b5c3837c87c1053b768512aa891a12340e62e419b24f1c4ddfc00a05fbf01be
SSDEEP 1536:7KTmbLS2mb5fy/um6qTDmJmbLS2mbGSA1EJfu3LufA2wdd0/v:EGuc6qiG5SAWubAKD0/v
MD5 SHA1 SHA512 SSDEEP

Score

10^/10

Malware Config

Signatures

Detect XtremeRAT payload 5 IoCs

resource	yara_rule
behavioral2/memory/1084-5-0x0000000010000000-0x000000001004D000-memory.dmp	family_xtremerat
behavioral2/memory/1084-6-0x0000000010000000-0x000000001004D000-memory.dmp	family_xtremerat
behavioral2/memory/4524-7-0x0000000010000000-0x000000001004D000-memory.dmp	family_xtremerat
behavioral2/memory/1084-8-0x0000000010000000-0x000000001004D000-memory.dmp	family_xtremerat
behavioral2/memory/4524-9-0x0000000010000000-0x000000001004D000-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

UPX packed file 7 IoCs

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

upx

resource	yara_rule
behavioral2/memory/1084-2-0x0000000010000000-0x000000001004D000-memory.dmp	upx
behavioral2/memory/1084-4-0x0000000010000000-0x000000001004D000-memory.dmp	upx
behavioral2/memory/1084-5-0x0000000010000000-0x000000001004D000-memory.dmp	upx
behavioral2/memory/1084-6-0x0000000010000000-0x000000001004D000-memory.dmp	upx
behavioral2/memory/4524-7-0x0000000010000000-0x000000001004D000-memory.dmp	upx
behavioral2/memory/1084-8-0x0000000010000000-0x000000001004D000-memory.dmp	upx
behavioral2/memory/4524-9-0x0000000010000000-0x000000001004D000-memory.dmp	upx

Suspicious use of SetThreadContext 1 IoCs

description	pid	Process	procid_target
PID 5076 set thread context of 1084	5076	2c16a6b38a6c2fbc9d01bc0b27bb7098_JaffaCakes118.exe	83

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
2384	4524	WerFault.exe	85
1116	4524	WerFault.exe	85

Suspicious use of SetWindowsHookEx 1 IoCs

pid	Process
5076	2c16a6b38a6c2fbc9d01bc0b27bb7098_JaffaCakes118.exe

Suspicious use of WriteProcessMemory 15 IoCs

description	pid	Process	procid_target
PID 5076 wrote to memory of 1084	5076	2c16a6b38a6c2fbc9d01bc0b27bb7098_JaffaCakes118.exe	83
PID 5076 wrote to memory of 1084	5076	2c16a6b38a6c2fbc9d01bc0b27bb7098_JaffaCakes118.exe	83
PID 5076 wrote to memory of 1084	5076	2c16a6b38a6c2fbc9d01bc0b27bb7098_JaffaCakes118.exe	83
PID 5076 wrote to memory of 1084	5076	2c16a6b38a6c2fbc9d01bc0b27bb7098_JaffaCakes118.exe	83
PID 5076 wrote to memory of 1084	5076	2c16a6b38a6c2fbc9d01bc0b27bb7098_JaffaCakes118.exe	83
PID 5076 wrote to memory of 1084	5076	2c16a6b38a6c2fbc9d01bc0b27bb7098_JaffaCakes118.exe	83
PID 5076 wrote to memory of 1084	5076	2c16a6b38a6c2fbc9d01bc0b27bb7098_JaffaCakes118.exe	83
PID 5076 wrote to memory of 1084	5076	2c16a6b38a6c2fbc9d01bc0b27bb7098_JaffaCakes118.exe	83
PID 1084 wrote to memory of 4524	1084	2c16a6b38a6c2fbc9d01bc0b27bb7098_JaffaCakes118.exe	85
PID 1084 wrote to memory of 4524	1084	2c16a6b38a6c2fbc9d01bc0b27bb7098_JaffaCakes118.exe	85
PID 1084 wrote to memory of 4524	1084	2c16a6b38a6c2fbc9d01bc0b27bb7098_JaffaCakes118.exe	85
PID 1084 wrote to memory of 4524	1084	2c16a6b38a6c2fbc9d01bc0b27bb7098_JaffaCakes118.exe	85
PID 1084 wrote to memory of 3360	1084	2c16a6b38a6c2fbc9d01bc0b27bb7098_JaffaCakes118.exe	86
PID 1084 wrote to memory of 3360	1084	2c16a6b38a6c2fbc9d01bc0b27bb7098_JaffaCakes118.exe	86
PID 1084 wrote to memory of 3360	1084	2c16a6b38a6c2fbc9d01bc0b27bb7098_JaffaCakes118.exe	86

C:\Users\Admin\AppData\Local\Temp\2c16a6b38a6c2fbc9d01bc0b27bb7098_JaffaCakes118.exe
"C:\Users\Admin\AppData\Local\Temp\2c16a6b38a6c2fbc9d01bc0b27bb7098_JaffaCakes118.exe"
1⤵
- Suspicious use of SetThreadContext
- Suspicious use of SetWindowsHookEx
- Suspicious use of WriteProcessMemory
PID:5076
- C:\Users\Admin\AppData\Local\Temp\2c16a6b38a6c2fbc9d01bc0b27bb7098_JaffaCakes118.exe
  "C:\Users\Admin\AppData\Local\Temp\2c16a6b38a6c2fbc9d01bc0b27bb7098_JaffaCakes118.exe"
  2⤵
  - Suspicious use of WriteProcessMemory
  PID:1084
- - C:\Windows\SysWOW64\svchost.exe
    svchost.exe
    3⤵
    PID:4524
  - - C:\Windows\SysWOW64\WerFault.exe
      C:\Windows\SysWOW64\WerFault.exe -u -p 4524 -s 484
      4⤵
      Program crash
      PID:2384
  - - C:\Windows\SysWOW64\WerFault.exe
      C:\Windows\SysWOW64\WerFault.exe -u -p 4524 -s 492
      4⤵
      Program crash
      PID:1116
- - C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe
    "C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe"
    3⤵
    PID:3360

C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -pss -s 424 -p 4524 -ip 4524
1⤵
PID:3872

C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -pss -s 532 -p 4524 -ip 4524
1⤵
PID:1356

Network

MITRE ATT&CK Enterprise v15

Reconnaissance

Resource Development

Initial Access

Execution

Persistence

Privilege Escalation

Defense Evasion

Credential Access

Discovery

System Information Discovery

1

T1082

Lateral Movement

Collection

Command and Control

Exfiltration

Impact

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Downloads

memory/1084-2-0x0000000010000000-0x000000001004D000-memory.dmp

Download

memory/1084-4-0x0000000010000000-0x000000001004D000-memory.dmp

Download

memory/1084-5-0x0000000010000000-0x000000001004D000-memory.dmp

Download

memory/1084-6-0x0000000010000000-0x000000001004D000-memory.dmp

Download

memory/1084-8-0x0000000010000000-0x000000001004D000-memory.dmp

Download

memory/4524-7-0x0000000010000000-0x000000001004D000-memory.dmp

Download

memory/4524-9-0x0000000010000000-0x000000001004D000-memory.dmp

Download

Analysis

Sharing

General

Malware Config

Signatures

Processes

Network

MITRE ATT&CK Enterprise v15

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Downloads