xtremerat | 530d0d34083fa22e3bde227609ea5d60a166871bc8b0f64c58b6db279b20e336

General

Target
2a73118feab14007f1bae786d3f807e1_JaffaCakes118.exe
Size 98KB
Sample240708-bja4lsvfjm
SHA256 530d0d34083fa22e3bde227609ea5d60a166871bc8b0f64c58b6db279b20e336
MD5 2a73118feab14007f1bae786d3f807e1
SHA1 5ac38868c385187b1b52fcc1f703646123f8603a
SHA512 f44cb7ab4542c0818a7872736d6afbc9afb70b112d934289e9ef3599ef9c9fdeb1875ff64221178956f68b2c9ca4247ac9f04652af62cb92e0505bb16e40316b
SSDEEP 3072:zvhbY9Pvzfd+AZ170oOA1oNA9kH4i2L1ISsngy:pY9Pjd+u1LRiekH471z
MD5 SHA1 SHA512 SSDEEP

Score

10^/10

xtremerat persistence rat spyware upx

Malware Config

Extracted

Family

xtremerat

C2

moon2009us.linkpc.net

Signatures

Detect XtremeRAT payload 5 IoCs

resource	yara_rule
behavioral2/memory/3032-9-0x0000000010000000-0x000000001004D000-memory.dmp	family_xtremerat
behavioral2/memory/3032-10-0x0000000010000000-0x000000001004D000-memory.dmp	family_xtremerat
behavioral2/memory/3928-11-0x0000000010000000-0x000000001004D000-memory.dmp	family_xtremerat
behavioral2/memory/3032-12-0x0000000010000000-0x000000001004D000-memory.dmp	family_xtremerat
behavioral2/memory/3928-13-0x0000000010000000-0x000000001004D000-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/3032-4-0x0000000010000000-0x000000001004D000-memory.dmp	upx
behavioral2/memory/3032-7-0x0000000010000000-0x000000001004D000-memory.dmp	upx
behavioral2/memory/3032-9-0x0000000010000000-0x000000001004D000-memory.dmp	upx
behavioral2/memory/3032-10-0x0000000010000000-0x000000001004D000-memory.dmp	upx
behavioral2/memory/3928-11-0x0000000010000000-0x000000001004D000-memory.dmp	upx
behavioral2/memory/3032-12-0x0000000010000000-0x000000001004D000-memory.dmp	upx
behavioral2/memory/3928-13-0x0000000010000000-0x000000001004D000-memory.dmp	upx

Suspicious use of SetThreadContext 1 IoCs

description	pid	Process	procid_target
PID 2648 set thread context of 3032	2648	2a73118feab14007f1bae786d3f807e1_JaffaCakes118.exe	84

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
2092	3928	WerFault.exe	85
2748	3928	WerFault.exe	85

Suspicious use of SetWindowsHookEx 1 IoCs

pid	Process
2648	2a73118feab14007f1bae786d3f807e1_JaffaCakes118.exe

Suspicious use of WriteProcessMemory 15 IoCs

description	pid	Process	procid_target
PID 2648 wrote to memory of 3032	2648	2a73118feab14007f1bae786d3f807e1_JaffaCakes118.exe	84
PID 2648 wrote to memory of 3032	2648	2a73118feab14007f1bae786d3f807e1_JaffaCakes118.exe	84
PID 2648 wrote to memory of 3032	2648	2a73118feab14007f1bae786d3f807e1_JaffaCakes118.exe	84
PID 2648 wrote to memory of 3032	2648	2a73118feab14007f1bae786d3f807e1_JaffaCakes118.exe	84
PID 2648 wrote to memory of 3032	2648	2a73118feab14007f1bae786d3f807e1_JaffaCakes118.exe	84
PID 2648 wrote to memory of 3032	2648	2a73118feab14007f1bae786d3f807e1_JaffaCakes118.exe	84
PID 2648 wrote to memory of 3032	2648	2a73118feab14007f1bae786d3f807e1_JaffaCakes118.exe	84
PID 2648 wrote to memory of 3032	2648	2a73118feab14007f1bae786d3f807e1_JaffaCakes118.exe	84
PID 3032 wrote to memory of 3928	3032	2a73118feab14007f1bae786d3f807e1_JaffaCakes118.exe	85
PID 3032 wrote to memory of 3928	3032	2a73118feab14007f1bae786d3f807e1_JaffaCakes118.exe	85
PID 3032 wrote to memory of 3928	3032	2a73118feab14007f1bae786d3f807e1_JaffaCakes118.exe	85
PID 3032 wrote to memory of 3928	3032	2a73118feab14007f1bae786d3f807e1_JaffaCakes118.exe	85
PID 3032 wrote to memory of 3268	3032	2a73118feab14007f1bae786d3f807e1_JaffaCakes118.exe	87
PID 3032 wrote to memory of 3268	3032	2a73118feab14007f1bae786d3f807e1_JaffaCakes118.exe	87
PID 3032 wrote to memory of 3268	3032	2a73118feab14007f1bae786d3f807e1_JaffaCakes118.exe	87

C:\Users\Admin\AppData\Local\Temp\2a73118feab14007f1bae786d3f807e1_JaffaCakes118.exe
"C:\Users\Admin\AppData\Local\Temp\2a73118feab14007f1bae786d3f807e1_JaffaCakes118.exe"
1⤵
- Suspicious use of SetThreadContext
- Suspicious use of SetWindowsHookEx
- Suspicious use of WriteProcessMemory
PID:2648
- C:\Users\Admin\AppData\Local\Temp\2a73118feab14007f1bae786d3f807e1_JaffaCakes118.exe
  2⤵
  - Suspicious use of WriteProcessMemory
  PID:3032
- - C:\Windows\SysWOW64\svchost.exe
    svchost.exe
    3⤵
    PID:3928
  - - C:\Windows\SysWOW64\WerFault.exe
      C:\Windows\SysWOW64\WerFault.exe -u -p 3928 -s 476
      4⤵
      Program crash
      PID:2092
  - - C:\Windows\SysWOW64\WerFault.exe
      C:\Windows\SysWOW64\WerFault.exe -u -p 3928 -s 500
      4⤵
      Program crash
      PID:2748
- - C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe
    "C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe"
    3⤵
    PID:3268

C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -pss -s 408 -p 3928 -ip 3928
1⤵
PID:4476

C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -pss -s 520 -p 3928 -ip 3928
1⤵
PID:4272

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/2648-0-0x0000000000400000-0x0000000000471000-memory.dmp

Download

memory/2648-1-0x00000000001C0000-0x00000000001C3000-memory.dmp

Download

memory/2648-6-0x0000000000400000-0x0000000000471000-memory.dmp

Download

memory/2648-8-0x00000000001C0000-0x00000000001C3000-memory.dmp

Download

memory/3032-4-0x0000000010000000-0x000000001004D000-memory.dmp

Download

memory/3032-7-0x0000000010000000-0x000000001004D000-memory.dmp

Download

memory/3032-9-0x0000000010000000-0x000000001004D000-memory.dmp

Download

memory/3032-10-0x0000000010000000-0x000000001004D000-memory.dmp

Download

memory/3032-12-0x0000000010000000-0x000000001004D000-memory.dmp

Download

memory/3928-11-0x0000000010000000-0x000000001004D000-memory.dmp

Download

memory/3928-13-0x0000000010000000-0x000000001004D000-memory.dmp

Download

Analysis

Sharing

General

Malware Config

Extracted

Signatures

Processes

Network

MITRE ATT&CK Enterprise v15

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Downloads