xtremerat | ed0af6ce724583b77892698f338a7f7a9a50aa67221aa2385909b8a8991ce603

Analysis

max time kernel
96s
max time network
133s
platform
windows10-2004_x64
resource
win10v2004-20241007-en
resource tags

arch:x64arch:x86image:win10v2004-20241007-enlocale:en-usos:windows10-2004-x64system
submitted
27-11-2024 04:53

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General

Target

a6029981451a406765cc5da550197f8f_JaffaCakes118.exe
Size

74KB
MD5

a6029981451a406765cc5da550197f8f
SHA1

98c881a21ba0d6984440475efa0d763de4f3d4a1
SHA256

ed0af6ce724583b77892698f338a7f7a9a50aa67221aa2385909b8a8991ce603
SHA512

c94747c5a36d5e9b6429f7b7653403c1db9760f050b9371ae25e0dc6bfac705423383eb169b970439a0792e3763a94036d6dc079f2586d52cbacab8c60741f43
SSDEEP

1536:aNW71rcYDAWeotvXlyL7ogtqLWUweYZFFVVlZlIxV3nyaU1xtgJ:aNW7dEvotvXoL7ntR7eYZFXbIxyjxtgJ

Score

10^/10

xtremerat discovery persistence rat spyware upx

Malware Config

Extracted

Family

xtremerat

asraf007.zapto.org

Signatures

Detect XtremeRAT payload 3 IoCs

resource	yara_rule
behavioral2/memory/2084-1-0x0000000010000000-0x0000000010065000-memory.dmp	family_xtremerat
behavioral2/memory/3560-3-0x0000000010000000-0x0000000010065000-memory.dmp	family_xtremerat
behavioral2/memory/2084-4-0x0000000010000000-0x0000000010065000-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

UPX packed file 4 IoCs

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

upx

resource	yara_rule
behavioral2/memory/3560-0-0x0000000010000000-0x0000000010065000-memory.dmp	upx
behavioral2/memory/2084-1-0x0000000010000000-0x0000000010065000-memory.dmp	upx
behavioral2/memory/3560-3-0x0000000010000000-0x0000000010065000-memory.dmp	upx
behavioral2/memory/2084-4-0x0000000010000000-0x0000000010065000-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
368	2084	WerFault.exe	83
1340	2084	WerFault.exe	83

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	a6029981451a406765cc5da550197f8f_JaffaCakes118.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	svchost.exe

Suspicious use of WriteProcessMemory 7 IoCs

description	pid	Process	procid_target
PID 3560 wrote to memory of 2084	3560	a6029981451a406765cc5da550197f8f_JaffaCakes118.exe	83
PID 3560 wrote to memory of 2084	3560	a6029981451a406765cc5da550197f8f_JaffaCakes118.exe	83
PID 3560 wrote to memory of 2084	3560	a6029981451a406765cc5da550197f8f_JaffaCakes118.exe	83
PID 3560 wrote to memory of 2084	3560	a6029981451a406765cc5da550197f8f_JaffaCakes118.exe	83
PID 3560 wrote to memory of 2740	3560	a6029981451a406765cc5da550197f8f_JaffaCakes118.exe	84
PID 3560 wrote to memory of 2740	3560	a6029981451a406765cc5da550197f8f_JaffaCakes118.exe	84
PID 3560 wrote to memory of 2740	3560	a6029981451a406765cc5da550197f8f_JaffaCakes118.exe	84

C:\Users\Admin\AppData\Local\Temp\a6029981451a406765cc5da550197f8f_JaffaCakes118.exe
"C:\Users\Admin\AppData\Local\Temp\a6029981451a406765cc5da550197f8f_JaffaCakes118.exe"
1⤵
- System Location Discovery: System Language Discovery
- Suspicious use of WriteProcessMemory
PID:3560
- C:\Windows\SysWOW64\svchost.exe
  svchost.exe
  2⤵
  - System Location Discovery: System Language Discovery
  PID:2084
- - C:\Windows\SysWOW64\WerFault.exe
    C:\Windows\SysWOW64\WerFault.exe -u -p 2084 -s 480
    3⤵
    - Program crash
    PID:368
- - C:\Windows\SysWOW64\WerFault.exe
    C:\Windows\SysWOW64\WerFault.exe -u -p 2084 -s 488
    3⤵
    - Program crash
    PID:1340
- C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe
  "C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe"
  2⤵
  PID:2740

C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -pss -s 404 -p 2084 -ip 2084
1⤵
PID:4456

C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -pss -s 440 -p 2084 -ip 2084
1⤵
PID:4888

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/2084-1-0x0000000010000000-0x0000000010065000-memory.dmp

Filesize
404KB

Download
memory/2084-4-0x0000000010000000-0x0000000010065000-memory.dmp

Filesize
404KB

Download
memory/3560-0-0x0000000010000000-0x0000000010065000-memory.dmp

Filesize
404KB

Download
memory/3560-3-0x0000000010000000-0x0000000010065000-memory.dmp

Filesize
404KB

Download