xtremerat | d4dd53cbd6877dc5120ee92e1dd13e5fc3bf24513e5deed988e7d442cae626d7

Analysis

max time kernel
137s
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
02-11-2024 15:08

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General

Target

86179efa3dd5ebae176c56f8675fc06c_JaffaCakes118.exe
Size

102KB
MD5

86179efa3dd5ebae176c56f8675fc06c
SHA1

3182237b834d6093fcd5a8c9aa769c11786b025f
SHA256

d4dd53cbd6877dc5120ee92e1dd13e5fc3bf24513e5deed988e7d442cae626d7
SHA512

36c1ff5f72bbcab5c32ea26e89534554824dc1273ee9057188842bf0e358ec8c6b10d41a1bd2f55efcbe1b93140f8416f6cab71b789c8f31a4e1c386a769f677
SSDEEP

1536:sc9quCDQTwM9By25ujmg5Tf9u88mg5Tf9u8EyMi:NmwwM9ACgZfY4gZfYa

Score

10^/10

xtremerat discovery persistence rat spyware

Malware Config

Signatures

Detect XtremeRAT payload 3 IoCs

Processes:

resource	yara_rule
behavioral2/memory/4924-0-0x0000000010000000-0x0000000010051000-memory.dmp	family_xtremerat
behavioral2/memory/3740-1-0x0000000010000000-0x0000000010051000-memory.dmp	family_xtremerat
behavioral2/memory/4924-2-0x0000000010000000-0x0000000010051000-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
Enumerates physical storage devices 1 TTPs
Attempts to interact with connected storage/optical drive(s).

System Information Discovery
T1082
Program crash 2 IoCs

Processes:

WerFault.exeWerFault.exe

pid pid_target process target process

4248 4924 WerFault.exe svchost.exe
4076 4924 WerFault.exe svchost.exe

pid	pid_target	process	target process
4248	4924	WerFault.exe	svchost.exe
4076	4924	WerFault.exe	svchost.exe

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

Processes:

86179efa3dd5ebae176c56f8675fc06c_JaffaCakes118.exesvchost.exe

description	ioc	process
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	86179efa3dd5ebae176c56f8675fc06c_JaffaCakes118.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	svchost.exe

Suspicious use of WriteProcessMemory 7 IoCs

Processes:

86179efa3dd5ebae176c56f8675fc06c_JaffaCakes118.exe

description	pid	process	target process
PID 3740 wrote to memory of 4924	3740	86179efa3dd5ebae176c56f8675fc06c_JaffaCakes118.exe	svchost.exe
PID 3740 wrote to memory of 4924	3740	86179efa3dd5ebae176c56f8675fc06c_JaffaCakes118.exe	svchost.exe
PID 3740 wrote to memory of 4924	3740	86179efa3dd5ebae176c56f8675fc06c_JaffaCakes118.exe	svchost.exe
PID 3740 wrote to memory of 4924	3740	86179efa3dd5ebae176c56f8675fc06c_JaffaCakes118.exe	svchost.exe
PID 3740 wrote to memory of 3412	3740	86179efa3dd5ebae176c56f8675fc06c_JaffaCakes118.exe	msedge.exe
PID 3740 wrote to memory of 3412	3740	86179efa3dd5ebae176c56f8675fc06c_JaffaCakes118.exe	msedge.exe
PID 3740 wrote to memory of 3412	3740	86179efa3dd5ebae176c56f8675fc06c_JaffaCakes118.exe	msedge.exe

C:\Users\Admin\AppData\Local\Temp\86179efa3dd5ebae176c56f8675fc06c_JaffaCakes118.exe
"C:\Users\Admin\AppData\Local\Temp\86179efa3dd5ebae176c56f8675fc06c_JaffaCakes118.exe"
1⤵
- System Location Discovery: System Language Discovery
- Suspicious use of WriteProcessMemory
PID:3740
- C:\Windows\SysWOW64\svchost.exe
  svchost.exe
  2⤵
  - System Location Discovery: System Language Discovery
  PID:4924
- - C:\Windows\SysWOW64\WerFault.exe
    C:\Windows\SysWOW64\WerFault.exe -u -p 4924 -s 484
    3⤵
    - Program crash
    PID:4248
- - C:\Windows\SysWOW64\WerFault.exe
    C:\Windows\SysWOW64\WerFault.exe -u -p 4924 -s 492
    3⤵
    - Program crash
    PID:4076
- C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe
  "C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe"
  2⤵
  PID:3412

C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -pss -s 408 -p 4924 -ip 4924
1⤵
PID:3940

C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -pss -s 532 -p 4924 -ip 4924
1⤵
PID:2404

Network

MITRE ATT&CK Enterprise v15

Reconnaissance

Resource Development

Initial Access

Execution

Persistence

Privilege Escalation

Defense Evasion

Credential Access

Discovery

System Information Discovery

T1082

System Location Discovery

T1614

System Language Discovery

T1614.001

Lateral Movement

Collection

Command and Control

Exfiltration

Impact

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Downloads

memory/3740-1-0x0000000010000000-0x0000000010051000-memory.dmp

Filesize
324KB

Download
memory/4924-0-0x0000000010000000-0x0000000010051000-memory.dmp

Filesize
324KB

Download
memory/4924-2-0x0000000010000000-0x0000000010051000-memory.dmp

Filesize
324KB

Download