xtremerat | e3cd595466ce3d4f6ccb703355cc89fb45c0c6dc5c3998403e0c5e6b194d3f30

General

Target
2b8dd36158bb4017c864783870863ba2_JaffaCakes118.exe
Size 53KB
Sample240708-jrm25szapl
SHA256 e3cd595466ce3d4f6ccb703355cc89fb45c0c6dc5c3998403e0c5e6b194d3f30
MD5 2b8dd36158bb4017c864783870863ba2
SHA1 9fc1bc2305bbb232d238acc52607c34b7aaad0d4
SHA512 24ed5a2b158c9a757af14e384f9ae42301e60f0be27d166e8d9ea2177abc547f49b7b018ac989dcd9196067c5ce0df2093a4801e8ea63438fcbbf39e87219bc6
SSDEEP 1536:K0gL/HSB0Vg0VvEilBrD25aZrslRZIAPshsTWYDhjP/z0:88jPil9ykelnhPfI
MD5 SHA1 SHA512 SSDEEP

Score

10^/10

xtremerat persistence rat spyware upx

Malware Config

Extracted

Family

xtremerat

C2

franco1.no-ip.org

Signatures

Detect XtremeRAT payload 5 IoCs

resource	yara_rule
behavioral2/memory/4220-5-0x0000000010000000-0x000000001004D000-memory.dmp	family_xtremerat
behavioral2/memory/4220-6-0x0000000010000000-0x000000001004D000-memory.dmp	family_xtremerat
behavioral2/memory/220-7-0x0000000010000000-0x000000001004D000-memory.dmp	family_xtremerat
behavioral2/memory/4220-8-0x0000000010000000-0x000000001004D000-memory.dmp	family_xtremerat
behavioral2/memory/220-9-0x0000000010000000-0x000000001004D000-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/4220-2-0x0000000010000000-0x000000001004D000-memory.dmp	upx
behavioral2/memory/4220-5-0x0000000010000000-0x000000001004D000-memory.dmp	upx
behavioral2/memory/4220-6-0x0000000010000000-0x000000001004D000-memory.dmp	upx
behavioral2/memory/4220-4-0x0000000010000000-0x000000001004D000-memory.dmp	upx
behavioral2/memory/220-7-0x0000000010000000-0x000000001004D000-memory.dmp	upx
behavioral2/memory/4220-8-0x0000000010000000-0x000000001004D000-memory.dmp	upx
behavioral2/memory/220-9-0x0000000010000000-0x000000001004D000-memory.dmp	upx

Suspicious use of SetThreadContext 1 IoCs

description	pid	Process	procid_target
PID 3068 set thread context of 4220	3068	2b8dd36158bb4017c864783870863ba2_JaffaCakes118.exe	81

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
3348	220	WerFault.exe	82
1580	220	WerFault.exe	82

Suspicious use of SetWindowsHookEx 1 IoCs

pid	Process
3068	2b8dd36158bb4017c864783870863ba2_JaffaCakes118.exe

Suspicious use of WriteProcessMemory 15 IoCs

description	pid	Process	procid_target
PID 3068 wrote to memory of 4220	3068	2b8dd36158bb4017c864783870863ba2_JaffaCakes118.exe	81
PID 3068 wrote to memory of 4220	3068	2b8dd36158bb4017c864783870863ba2_JaffaCakes118.exe	81
PID 3068 wrote to memory of 4220	3068	2b8dd36158bb4017c864783870863ba2_JaffaCakes118.exe	81
PID 3068 wrote to memory of 4220	3068	2b8dd36158bb4017c864783870863ba2_JaffaCakes118.exe	81
PID 3068 wrote to memory of 4220	3068	2b8dd36158bb4017c864783870863ba2_JaffaCakes118.exe	81
PID 3068 wrote to memory of 4220	3068	2b8dd36158bb4017c864783870863ba2_JaffaCakes118.exe	81
PID 3068 wrote to memory of 4220	3068	2b8dd36158bb4017c864783870863ba2_JaffaCakes118.exe	81
PID 3068 wrote to memory of 4220	3068	2b8dd36158bb4017c864783870863ba2_JaffaCakes118.exe	81
PID 4220 wrote to memory of 220	4220	2b8dd36158bb4017c864783870863ba2_JaffaCakes118.exe	82
PID 4220 wrote to memory of 220	4220	2b8dd36158bb4017c864783870863ba2_JaffaCakes118.exe	82
PID 4220 wrote to memory of 220	4220	2b8dd36158bb4017c864783870863ba2_JaffaCakes118.exe	82
PID 4220 wrote to memory of 220	4220	2b8dd36158bb4017c864783870863ba2_JaffaCakes118.exe	82
PID 4220 wrote to memory of 3188	4220	2b8dd36158bb4017c864783870863ba2_JaffaCakes118.exe	83
PID 4220 wrote to memory of 3188	4220	2b8dd36158bb4017c864783870863ba2_JaffaCakes118.exe	83
PID 4220 wrote to memory of 3188	4220	2b8dd36158bb4017c864783870863ba2_JaffaCakes118.exe	83

C:\Users\Admin\AppData\Local\Temp\2b8dd36158bb4017c864783870863ba2_JaffaCakes118.exe
"C:\Users\Admin\AppData\Local\Temp\2b8dd36158bb4017c864783870863ba2_JaffaCakes118.exe"
1⤵
- Suspicious use of SetThreadContext
- Suspicious use of SetWindowsHookEx
- Suspicious use of WriteProcessMemory
PID:3068
- C:\Users\Admin\AppData\Local\Temp\2b8dd36158bb4017c864783870863ba2_JaffaCakes118.exe
  2⤵
  - Suspicious use of WriteProcessMemory
  PID:4220
- - C:\Windows\SysWOW64\svchost.exe
    svchost.exe
    3⤵
    PID:220
  - - C:\Windows\SysWOW64\WerFault.exe
      C:\Windows\SysWOW64\WerFault.exe -u -p 220 -s 480
      4⤵
      Program crash
      PID:3348
  - - C:\Windows\SysWOW64\WerFault.exe
      C:\Windows\SysWOW64\WerFault.exe -u -p 220 -s 476
      4⤵
      Program crash
      PID:1580
- - C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe
    "C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe"
    3⤵
    PID:3188

C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -pss -s 408 -p 220 -ip 220
1⤵
PID:2400

C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -pss -s 492 -p 220 -ip 220
1⤵
PID:3336

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/220-7-0x0000000010000000-0x000000001004D000-memory.dmp

Download

memory/220-9-0x0000000010000000-0x000000001004D000-memory.dmp

Download

memory/4220-2-0x0000000010000000-0x000000001004D000-memory.dmp

Download

memory/4220-5-0x0000000010000000-0x000000001004D000-memory.dmp

Download

memory/4220-6-0x0000000010000000-0x000000001004D000-memory.dmp

Download

memory/4220-4-0x0000000010000000-0x000000001004D000-memory.dmp

Download

memory/4220-8-0x0000000010000000-0x000000001004D000-memory.dmp

Download

Analysis

Sharing

General

Malware Config

Extracted

Signatures

Processes

Network

MITRE ATT&CK Enterprise v15

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Downloads