xtremerat | e223bf40db155fdb8a945dc0f0d62b7c53db73347aff33d3eeb14aa045114ae1

Analysis

max time kernel
150s
max time network
151s
platform
windows10-2004_x64
resource
win10v2004-20241007-en
resource tags

arch:x64arch:x86image:win10v2004-20241007-enlocale:en-usos:windows10-2004-x64system
submitted
17-10-2024 04:12

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General

Target

50a7cda11323d73d1eeb5f9e6d52a7e8_JaffaCakes118.exe
Size

105KB
MD5

50a7cda11323d73d1eeb5f9e6d52a7e8
SHA1

0d29c5cc4417ae4364c05c21fc902c0e88b25b2e
SHA256

e223bf40db155fdb8a945dc0f0d62b7c53db73347aff33d3eeb14aa045114ae1
SHA512

83665e77674d1a08843c71ca5ba951f108a797f48d9fb084752c2043b1e9d233c0a0aad3b077638243492d86cdc01f48063171bdf50663ba3a859aeeac43fe4f
SSDEEP

1536:gmKg3TZ8h0LXX+oRR+5pYH5hl5z602W4xS8Oeq3S4A1GZpPbnc/hPH0BErYliZ8c:dTDLHX+5pYH5J8Wrso3rnEiBE8lRCx

Score

10^/10

xtremerat discovery persistence rat spyware

Malware Config

Signatures

Detect XtremeRAT payload 6 IoCs

resource	yara_rule
behavioral2/memory/636-8-0x0000000010000000-0x000000001004A000-memory.dmp	family_xtremerat
behavioral2/memory/636-10-0x0000000010000000-0x000000001004A000-memory.dmp	family_xtremerat
behavioral2/memory/636-9-0x0000000010000000-0x000000001004A000-memory.dmp	family_xtremerat
behavioral2/memory/636-6-0x0000000010000000-0x000000001004A000-memory.dmp	family_xtremerat
behavioral2/memory/636-5-0x0000000010000000-0x000000001004A000-memory.dmp	family_xtremerat
behavioral2/memory/636-3-0x0000000010000000-0x000000001004A000-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

Suspicious use of SetThreadContext 1 IoCs

description	pid	Process	procid_target
PID 1888 set thread context of 636	1888	50a7cda11323d73d1eeb5f9e6d52a7e8_JaffaCakes118.exe	84

Program crash 1 IoCs

pid	pid_target	Process	procid_target
1876	636	WerFault.exe	84

System Location Discovery: System Language Discovery 1 TTPs 1 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	50a7cda11323d73d1eeb5f9e6d52a7e8_JaffaCakes118.exe

Suspicious use of WriteProcessMemory 13 IoCs

description	pid	Process	procid_target
PID 1888 wrote to memory of 636	1888	50a7cda11323d73d1eeb5f9e6d52a7e8_JaffaCakes118.exe	84
PID 1888 wrote to memory of 636	1888	50a7cda11323d73d1eeb5f9e6d52a7e8_JaffaCakes118.exe	84
PID 1888 wrote to memory of 636	1888	50a7cda11323d73d1eeb5f9e6d52a7e8_JaffaCakes118.exe	84
PID 1888 wrote to memory of 636	1888	50a7cda11323d73d1eeb5f9e6d52a7e8_JaffaCakes118.exe	84
PID 1888 wrote to memory of 636	1888	50a7cda11323d73d1eeb5f9e6d52a7e8_JaffaCakes118.exe	84
PID 1888 wrote to memory of 636	1888	50a7cda11323d73d1eeb5f9e6d52a7e8_JaffaCakes118.exe	84
PID 1888 wrote to memory of 636	1888	50a7cda11323d73d1eeb5f9e6d52a7e8_JaffaCakes118.exe	84
PID 1888 wrote to memory of 636	1888	50a7cda11323d73d1eeb5f9e6d52a7e8_JaffaCakes118.exe	84
PID 1888 wrote to memory of 636	1888	50a7cda11323d73d1eeb5f9e6d52a7e8_JaffaCakes118.exe	84
PID 1888 wrote to memory of 636	1888	50a7cda11323d73d1eeb5f9e6d52a7e8_JaffaCakes118.exe	84
PID 1888 wrote to memory of 636	1888	50a7cda11323d73d1eeb5f9e6d52a7e8_JaffaCakes118.exe	84
PID 1888 wrote to memory of 636	1888	50a7cda11323d73d1eeb5f9e6d52a7e8_JaffaCakes118.exe	84
PID 1888 wrote to memory of 636	1888	50a7cda11323d73d1eeb5f9e6d52a7e8_JaffaCakes118.exe	84

C:\Users\Admin\AppData\Local\Temp\50a7cda11323d73d1eeb5f9e6d52a7e8_JaffaCakes118.exe
"C:\Users\Admin\AppData\Local\Temp\50a7cda11323d73d1eeb5f9e6d52a7e8_JaffaCakes118.exe"
1⤵
- Suspicious use of SetThreadContext
- System Location Discovery: System Language Discovery
- Suspicious use of WriteProcessMemory
PID:1888
- C:\Users\Admin\AppData\Local\Temp\50a7cda11323d73d1eeb5f9e6d52a7e8_JaffaCakes118.exe
  C:\Users\Admin\AppData\Local\Temp\50a7cda11323d73d1eeb5f9e6d52a7e8_JaffaCakes118.exe
  2⤵
  PID:636
- - C:\Windows\SysWOW64\WerFault.exe
    C:\Windows\SysWOW64\WerFault.exe -u -p 636 -s 12
    3⤵
    - Program crash
    PID:1876

C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -pss -s 408 -p 636 -ip 636
1⤵
PID:2688

Network

MITRE ATT&CK Enterprise v15

Reconnaissance

Resource Development

Initial Access

Execution

Persistence

Privilege Escalation

Defense Evasion

Credential Access

Discovery

System Location Discovery

T1614

System Language Discovery

T1614.001

Lateral Movement

Collection

Command and Control

Exfiltration

Impact

Replay Monitor

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Downloads

memory/636-8-0x0000000010000000-0x000000001004A000-memory.dmp

Filesize
296KB

Download
memory/636-10-0x0000000010000000-0x000000001004A000-memory.dmp

Filesize
296KB

Download
memory/636-9-0x0000000010000000-0x000000001004A000-memory.dmp

Filesize
296KB

Download
memory/636-6-0x0000000010000000-0x000000001004A000-memory.dmp

Filesize
296KB

Download
memory/636-5-0x0000000010000000-0x000000001004A000-memory.dmp

Filesize
296KB

Download
memory/636-3-0x0000000010000000-0x000000001004A000-memory.dmp

Filesize
296KB

Download
memory/1888-0-0x0000000000400000-0x000000000043C000-memory.dmp

Filesize
240KB

Download
memory/1888-2-0x0000000000400000-0x000000000043C000-memory.dmp

Filesize
240KB

Download
memory/1888-1-0x0000000000420000-0x0000000000421000-memory.dmp

Filesize
4KB

Download
memory/1888-12-0x0000000000400000-0x000000000043C000-memory.dmp

Filesize
240KB

Download