xtremerat | b6b44e7566b9c0ee46bc62cbc2e29e3ffadc6d2fdf81d8bb70ce7006466b3b7c

General

Target

43acf7653add3b6057ff2d7e9fc7c0d1_JaffaCakes118.exe
Size

87KB
MD5

43acf7653add3b6057ff2d7e9fc7c0d1
SHA1

ed9264bd267ab57afc2f3dda3ef4e477936efeba
SHA256

b6b44e7566b9c0ee46bc62cbc2e29e3ffadc6d2fdf81d8bb70ce7006466b3b7c
SHA512

7ee994885a81d16cd0cf7873a2814ac19e771b8a1e5f6a9f6b03ab875456e2a1cc130fcc376cc897d281fa7aa769ff7e1f82532585366bf482dde78266dd2dba
SSDEEP

1536:tl0PS0YToPNZk56M1zYx1WIeFAYCptiPGIAskp8Qr3PLOF/SjsD9ZC6tAUS/ga9n:tAS0YTabkkM1cx1feWjqGItS8cPLOBSv

Score

10^/10

xtremerat discovery persistence rat spyware

Malware Config

Extracted

Family

xtremerat

C2

adminyhk.no-ip.biz

Signatures

Detect XtremeRAT payload 4 IoCs

resource	yara_rule
behavioral2/memory/2844-15-0x0000000010000000-0x0000000010048000-memory.dmp	family_xtremerat
behavioral2/memory/2844-16-0x0000000010000000-0x0000000010048000-memory.dmp	family_xtremerat
behavioral2/memory/2844-18-0x0000000010000000-0x0000000010048000-memory.dmp	family_xtremerat
behavioral2/memory/2844-22-0x0000000010000000-0x0000000010048000-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

Suspicious use of SetThreadContext 2 IoCs

description	pid	Process	procid_target
PID 4428 set thread context of 1140	4428	43acf7653add3b6057ff2d7e9fc7c0d1_JaffaCakes118.exe	86
PID 1140 set thread context of 2844	1140	43acf7653add3b6057ff2d7e9fc7c0d1_JaffaCakes118.exe	88

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

System Information Discovery
T1082

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	43acf7653add3b6057ff2d7e9fc7c0d1_JaffaCakes118.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	43acf7653add3b6057ff2d7e9fc7c0d1_JaffaCakes118.exe

Suspicious use of SetWindowsHookEx 2 IoCs

pid	Process
4428	43acf7653add3b6057ff2d7e9fc7c0d1_JaffaCakes118.exe
1140	43acf7653add3b6057ff2d7e9fc7c0d1_JaffaCakes118.exe

Suspicious use of WriteProcessMemory 20 IoCs

description	pid	Process	procid_target
PID 4428 wrote to memory of 1140	4428	43acf7653add3b6057ff2d7e9fc7c0d1_JaffaCakes118.exe	86
PID 4428 wrote to memory of 1140	4428	43acf7653add3b6057ff2d7e9fc7c0d1_JaffaCakes118.exe	86
PID 4428 wrote to memory of 1140	4428	43acf7653add3b6057ff2d7e9fc7c0d1_JaffaCakes118.exe	86
PID 4428 wrote to memory of 1140	4428	43acf7653add3b6057ff2d7e9fc7c0d1_JaffaCakes118.exe	86
PID 4428 wrote to memory of 1140	4428	43acf7653add3b6057ff2d7e9fc7c0d1_JaffaCakes118.exe	86
PID 4428 wrote to memory of 1140	4428	43acf7653add3b6057ff2d7e9fc7c0d1_JaffaCakes118.exe	86
PID 4428 wrote to memory of 1140	4428	43acf7653add3b6057ff2d7e9fc7c0d1_JaffaCakes118.exe	86
PID 1140 wrote to memory of 2844	1140	43acf7653add3b6057ff2d7e9fc7c0d1_JaffaCakes118.exe	88
PID 1140 wrote to memory of 2844	1140	43acf7653add3b6057ff2d7e9fc7c0d1_JaffaCakes118.exe	88
PID 1140 wrote to memory of 2844	1140	43acf7653add3b6057ff2d7e9fc7c0d1_JaffaCakes118.exe	88
PID 1140 wrote to memory of 2844	1140	43acf7653add3b6057ff2d7e9fc7c0d1_JaffaCakes118.exe	88
PID 1140 wrote to memory of 2844	1140	43acf7653add3b6057ff2d7e9fc7c0d1_JaffaCakes118.exe	88
PID 1140 wrote to memory of 2844	1140	43acf7653add3b6057ff2d7e9fc7c0d1_JaffaCakes118.exe	88
PID 1140 wrote to memory of 2844	1140	43acf7653add3b6057ff2d7e9fc7c0d1_JaffaCakes118.exe	88
PID 1140 wrote to memory of 2844	1140	43acf7653add3b6057ff2d7e9fc7c0d1_JaffaCakes118.exe	88
PID 1140 wrote to memory of 2844	1140	43acf7653add3b6057ff2d7e9fc7c0d1_JaffaCakes118.exe	88
PID 1140 wrote to memory of 2844	1140	43acf7653add3b6057ff2d7e9fc7c0d1_JaffaCakes118.exe	88
PID 1140 wrote to memory of 2844	1140	43acf7653add3b6057ff2d7e9fc7c0d1_JaffaCakes118.exe	88
PID 1140 wrote to memory of 2844	1140	43acf7653add3b6057ff2d7e9fc7c0d1_JaffaCakes118.exe	88
PID 1140 wrote to memory of 2844	1140	43acf7653add3b6057ff2d7e9fc7c0d1_JaffaCakes118.exe	88

C:\Users\Admin\AppData\Local\Temp\43acf7653add3b6057ff2d7e9fc7c0d1_JaffaCakes118.exe
"C:\Users\Admin\AppData\Local\Temp\43acf7653add3b6057ff2d7e9fc7c0d1_JaffaCakes118.exe"
1⤵
- Suspicious use of SetThreadContext
- System Location Discovery: System Language Discovery
- Suspicious use of SetWindowsHookEx
- Suspicious use of WriteProcessMemory
PID:4428
- C:\Users\Admin\AppData\Local\Temp\43acf7653add3b6057ff2d7e9fc7c0d1_JaffaCakes118.exe
  "C:\Users\Admin\AppData\Local\Temp\43acf7653add3b6057ff2d7e9fc7c0d1_JaffaCakes118.exe"
  2⤵
  - Suspicious use of SetThreadContext
  - System Location Discovery: System Language Discovery
  - Suspicious use of SetWindowsHookEx
  - Suspicious use of WriteProcessMemory
  PID:1140
- - C:\Users\Admin\AppData\Local\Temp\43acf7653add3b6057ff2d7e9fc7c0d1_JaffaCakes118.exe
    "C:\Users\Admin\AppData\Local\Temp\43acf7653add3b6057ff2d7e9fc7c0d1_JaffaCakes118.exe"
    3⤵
    PID:2844

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

System Location Discovery

1

T1614

System Language Discovery

1

T1614.001

Lateral Movement

Collection

Command and Control

Exfiltration

Impact

Replay Monitor

Loading Replay Monitor...

Downloads

memory/1140-12-0x0000000000400000-0x0000000000450000-memory.dmp

Filesize
320KB

Download
memory/1140-5-0x0000000000400000-0x0000000000450000-memory.dmp

Filesize
320KB

Download
memory/1140-7-0x0000000000400000-0x0000000000450000-memory.dmp

Filesize
320KB

Download
memory/1140-8-0x0000000000020000-0x0000000000022000-memory.dmp

Filesize
8KB

Download
memory/1140-9-0x0000000000400000-0x0000000000450000-memory.dmp

Filesize
320KB

Download
memory/1140-10-0x0000000000400000-0x0000000000450000-memory.dmp

Filesize
320KB

Download
memory/1140-17-0x0000000000400000-0x0000000000450000-memory.dmp

Filesize
320KB

Download
memory/2844-15-0x0000000010000000-0x0000000010048000-memory.dmp

Filesize
288KB

Download
memory/2844-16-0x0000000010000000-0x0000000010048000-memory.dmp

Filesize
288KB

Download
memory/2844-18-0x0000000010000000-0x0000000010048000-memory.dmp

Filesize
288KB

Download
memory/2844-22-0x0000000010000000-0x0000000010048000-memory.dmp

Filesize
288KB

Download
memory/4428-0-0x0000000000400000-0x0000000000420000-memory.dmp

Filesize
128KB

Download
memory/4428-20-0x0000000000400000-0x0000000000420000-memory.dmp

Filesize
128KB

Download

Analysis

Sharing