xtremerat | cbeede4b129c1bb7a2668a641924fd2a5db705b23ae68f86f7c01413cdb17472

General

Target

c2eddfb9275cfd0bc4c1470cceccaee6_JaffaCakes118.exe
Size

694KB
MD5

c2eddfb9275cfd0bc4c1470cceccaee6
SHA1

0f16ad7c9b0faa393838aacff89020a4cc763e53
SHA256

cbeede4b129c1bb7a2668a641924fd2a5db705b23ae68f86f7c01413cdb17472
SHA512

45cbb0f3862de0aa76a3bc1e28688077d4721f94195b17189436dddabb2673a73698e3a4cd804e9764929b6fd46ee2b034d541d383c424242fe1deb3a9ba38d8
SSDEEP

12288:shkDgouVA2nxKkorvdRgQriDwOIxmxiZnYQE7PJcE4ax1G7zl:kRmJkcoQricOIQxiZY1ia3a

Score

10^/10

xtremerat discovery persistence rat spyware upx

Malware Config

Extracted

Family

xtremerat

C2

capitin0.no-ip.org

Signatures

Detect XtremeRAT payload 3 IoCs

resource	yara_rule
behavioral2/memory/2352-10-0x0000000010000000-0x000000001004A000-memory.dmp	family_xtremerat
behavioral2/memory/1180-12-0x0000000010000000-0x000000001004A000-memory.dmp	family_xtremerat
behavioral2/memory/1180-13-0x0000000010000000-0x000000001004A000-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

AutoIT Executable 1 IoCs

AutoIT scripts compiled to PE executables.

resource	yara_rule
behavioral2/memory/2352-11-0x0000000000400000-0x00000000004B4000-memory.dmp	autoit_exe

Suspicious use of SetThreadContext 2 IoCs

description	pid	Process	procid_target
PID 3744 set thread context of 2628	3744	c2eddfb9275cfd0bc4c1470cceccaee6_JaffaCakes118.exe	83
PID 2628 set thread context of 2352	2628	c2eddfb9275cfd0bc4c1470cceccaee6_JaffaCakes118.exe	84

UPX packed file 5 IoCs

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

upx

resource	yara_rule
behavioral2/memory/2352-5-0x0000000010000000-0x000000001004A000-memory.dmp	upx
behavioral2/memory/2352-7-0x0000000010000000-0x000000001004A000-memory.dmp	upx
behavioral2/memory/2352-10-0x0000000010000000-0x000000001004A000-memory.dmp	upx
behavioral2/memory/1180-12-0x0000000010000000-0x000000001004A000-memory.dmp	upx
behavioral2/memory/1180-13-0x0000000010000000-0x000000001004A000-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
5068	1180	WerFault.exe	85
2492	1180	WerFault.exe	85

System Location Discovery: System Language Discovery 1 TTPs 4 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	c2eddfb9275cfd0bc4c1470cceccaee6_JaffaCakes118.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	c2eddfb9275cfd0bc4c1470cceccaee6_JaffaCakes118.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	svchost.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	c2eddfb9275cfd0bc4c1470cceccaee6_JaffaCakes118.exe

Suspicious use of SetWindowsHookEx 1 IoCs

pid	Process
2628	c2eddfb9275cfd0bc4c1470cceccaee6_JaffaCakes118.exe

Suspicious use of WriteProcessMemory 20 IoCs

description	pid	Process	procid_target
PID 3744 wrote to memory of 2628	3744	c2eddfb9275cfd0bc4c1470cceccaee6_JaffaCakes118.exe	83
PID 3744 wrote to memory of 2628	3744	c2eddfb9275cfd0bc4c1470cceccaee6_JaffaCakes118.exe	83
PID 3744 wrote to memory of 2628	3744	c2eddfb9275cfd0bc4c1470cceccaee6_JaffaCakes118.exe	83
PID 3744 wrote to memory of 2628	3744	c2eddfb9275cfd0bc4c1470cceccaee6_JaffaCakes118.exe	83
PID 3744 wrote to memory of 2628	3744	c2eddfb9275cfd0bc4c1470cceccaee6_JaffaCakes118.exe	83
PID 2628 wrote to memory of 2352	2628	c2eddfb9275cfd0bc4c1470cceccaee6_JaffaCakes118.exe	84
PID 2628 wrote to memory of 2352	2628	c2eddfb9275cfd0bc4c1470cceccaee6_JaffaCakes118.exe	84
PID 2628 wrote to memory of 2352	2628	c2eddfb9275cfd0bc4c1470cceccaee6_JaffaCakes118.exe	84
PID 2628 wrote to memory of 2352	2628	c2eddfb9275cfd0bc4c1470cceccaee6_JaffaCakes118.exe	84
PID 2628 wrote to memory of 2352	2628	c2eddfb9275cfd0bc4c1470cceccaee6_JaffaCakes118.exe	84
PID 2628 wrote to memory of 2352	2628	c2eddfb9275cfd0bc4c1470cceccaee6_JaffaCakes118.exe	84
PID 2628 wrote to memory of 2352	2628	c2eddfb9275cfd0bc4c1470cceccaee6_JaffaCakes118.exe	84
PID 2628 wrote to memory of 2352	2628	c2eddfb9275cfd0bc4c1470cceccaee6_JaffaCakes118.exe	84
PID 2352 wrote to memory of 1180	2352	c2eddfb9275cfd0bc4c1470cceccaee6_JaffaCakes118.exe	85
PID 2352 wrote to memory of 1180	2352	c2eddfb9275cfd0bc4c1470cceccaee6_JaffaCakes118.exe	85
PID 2352 wrote to memory of 1180	2352	c2eddfb9275cfd0bc4c1470cceccaee6_JaffaCakes118.exe	85
PID 2352 wrote to memory of 1180	2352	c2eddfb9275cfd0bc4c1470cceccaee6_JaffaCakes118.exe	85
PID 2352 wrote to memory of 2124	2352	c2eddfb9275cfd0bc4c1470cceccaee6_JaffaCakes118.exe	86
PID 2352 wrote to memory of 2124	2352	c2eddfb9275cfd0bc4c1470cceccaee6_JaffaCakes118.exe	86
PID 2352 wrote to memory of 2124	2352	c2eddfb9275cfd0bc4c1470cceccaee6_JaffaCakes118.exe	86

C:\Users\Admin\AppData\Local\Temp\c2eddfb9275cfd0bc4c1470cceccaee6_JaffaCakes118.exe
"C:\Users\Admin\AppData\Local\Temp\c2eddfb9275cfd0bc4c1470cceccaee6_JaffaCakes118.exe"
1⤵
- Suspicious use of SetThreadContext
- System Location Discovery: System Language Discovery
- Suspicious use of WriteProcessMemory
PID:3744
- C:\Users\Admin\AppData\Local\Temp\c2eddfb9275cfd0bc4c1470cceccaee6_JaffaCakes118.exe
  "C:\Users\Admin\AppData\Local\Temp\c2eddfb9275cfd0bc4c1470cceccaee6_JaffaCakes118.exe"
  2⤵
  - Suspicious use of SetThreadContext
  - System Location Discovery: System Language Discovery
  - Suspicious use of SetWindowsHookEx
  - Suspicious use of WriteProcessMemory
  PID:2628
- - C:\Users\Admin\AppData\Local\Temp\c2eddfb9275cfd0bc4c1470cceccaee6_JaffaCakes118.exe
    "C:\Users\Admin\AppData\Local\Temp\c2eddfb9275cfd0bc4c1470cceccaee6_JaffaCakes118.exe"
    3⤵
    - System Location Discovery: System Language Discovery
    - Suspicious use of WriteProcessMemory
    PID:2352
  - - C:\Windows\SysWOW64\svchost.exe
      svchost.exe
      4⤵
      System Location Discovery: System Language Discovery
      PID:1180
    - - C:\Windows\SysWOW64\WerFault.exe
        
        C:\Windows\SysWOW64\WerFault.exe -u -p 1180 -s 488
        5⤵
        Program crash
        
        PID:5068
    - - C:\Windows\SysWOW64\WerFault.exe
        
        C:\Windows\SysWOW64\WerFault.exe -u -p 1180 -s 508
        5⤵
        Program crash
        
        PID:2492
  - - C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe
      "C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe"
      4⤵
      PID:2124

C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -pss -s 428 -p 1180 -ip 1180
1⤵
PID:2076

C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -pss -s 536 -p 1180 -ip 1180
1⤵
PID:2204

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

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Downloads

memory/1180-12-0x0000000010000000-0x000000001004A000-memory.dmp

Filesize
296KB

Download
memory/1180-13-0x0000000010000000-0x000000001004A000-memory.dmp

Filesize
296KB

Download
memory/2352-5-0x0000000010000000-0x000000001004A000-memory.dmp

Filesize
296KB

Download
memory/2352-7-0x0000000010000000-0x000000001004A000-memory.dmp

Filesize
296KB

Download
memory/2352-10-0x0000000010000000-0x000000001004A000-memory.dmp

Filesize
296KB

Download
memory/2352-11-0x0000000000400000-0x00000000004B4000-memory.dmp

Filesize
720KB

Download
memory/2628-0-0x0000000000400000-0x0000000000406000-memory.dmp

Filesize
24KB

Download
memory/2628-2-0x0000000000400000-0x0000000000406000-memory.dmp

Filesize
24KB

Download
memory/2628-9-0x0000000000400000-0x0000000000406000-memory.dmp

Filesize
24KB

Download

Analysis

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