xtremerat | 2185131cb0f4af994331e93a7b87e2980c96233af12295cb4d482a5ddfc0cd10

Analysis

max time kernel
93s
max time network
144s
platform
windows10-2004_x64
resource
win10v2004-20241007-en
resource tags

arch:x64arch:x86image:win10v2004-20241007-enlocale:en-usos:windows10-2004-x64system
submitted
05-12-2024 04:26

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General

Target

c5e695d62d4c5df5e073d24900fb7e9a_JaffaCakes118.exe
Size

33KB
MD5

c5e695d62d4c5df5e073d24900fb7e9a
SHA1

487d9c275322156215cd27f382011a8dbfa9c043
SHA256

2185131cb0f4af994331e93a7b87e2980c96233af12295cb4d482a5ddfc0cd10
SHA512

dbd30f00d1cf01d1f12a16257a010a54d60ee76acfcfb8042246a4dde28b45e566200da6a344d8dd7f15e4f600b1533c130be8c88de4deba04fe7f3b155ca1b1
SSDEEP

768:CMuijtHf5g7/IIG3bGcYDBSvFIWuePQtv66lYtl4qSJH:/NW71rcYDAWeotvXlesJ

Score

10^/10

xtremerat discovery persistence rat spyware upx

Malware Config

Extracted

Family

xtremerat

francesco1.no-ip.org

Signatures

Detect XtremeRAT payload 3 IoCs

resource	yara_rule
behavioral2/memory/4372-1-0x0000000010000000-0x000000001004D000-memory.dmp	family_xtremerat
behavioral2/memory/3724-3-0x0000000010000000-0x000000001004D000-memory.dmp	family_xtremerat
behavioral2/memory/4372-4-0x0000000010000000-0x000000001004D000-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
Xtremerat family
xtremerat

UPX packed file 4 IoCs

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

upx

resource	yara_rule
behavioral2/memory/3724-0-0x0000000010000000-0x000000001004D000-memory.dmp	upx
behavioral2/memory/4372-1-0x0000000010000000-0x000000001004D000-memory.dmp	upx
behavioral2/memory/3724-3-0x0000000010000000-0x000000001004D000-memory.dmp	upx
behavioral2/memory/4372-4-0x0000000010000000-0x000000001004D000-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
3648	4372	WerFault.exe	82
2712	4372	WerFault.exe	82

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	c5e695d62d4c5df5e073d24900fb7e9a_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 3724 wrote to memory of 4372	3724	c5e695d62d4c5df5e073d24900fb7e9a_JaffaCakes118.exe	82
PID 3724 wrote to memory of 4372	3724	c5e695d62d4c5df5e073d24900fb7e9a_JaffaCakes118.exe	82
PID 3724 wrote to memory of 4372	3724	c5e695d62d4c5df5e073d24900fb7e9a_JaffaCakes118.exe	82
PID 3724 wrote to memory of 4372	3724	c5e695d62d4c5df5e073d24900fb7e9a_JaffaCakes118.exe	82
PID 3724 wrote to memory of 5076	3724	c5e695d62d4c5df5e073d24900fb7e9a_JaffaCakes118.exe	83
PID 3724 wrote to memory of 5076	3724	c5e695d62d4c5df5e073d24900fb7e9a_JaffaCakes118.exe	83
PID 3724 wrote to memory of 5076	3724	c5e695d62d4c5df5e073d24900fb7e9a_JaffaCakes118.exe	83

C:\Users\Admin\AppData\Local\Temp\c5e695d62d4c5df5e073d24900fb7e9a_JaffaCakes118.exe
"C:\Users\Admin\AppData\Local\Temp\c5e695d62d4c5df5e073d24900fb7e9a_JaffaCakes118.exe"
1⤵
- System Location Discovery: System Language Discovery
- Suspicious use of WriteProcessMemory
PID:3724
- C:\Windows\SysWOW64\svchost.exe
  svchost.exe
  2⤵
  - System Location Discovery: System Language Discovery
  PID:4372
- - C:\Windows\SysWOW64\WerFault.exe
    C:\Windows\SysWOW64\WerFault.exe -u -p 4372 -s 480
    3⤵
    - Program crash
    PID:3648
- - C:\Windows\SysWOW64\WerFault.exe
    C:\Windows\SysWOW64\WerFault.exe -u -p 4372 -s 500
    3⤵
    - Program crash
    PID:2712
- C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe
  "C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe"
  2⤵
  PID:5076

C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -pss -s 408 -p 4372 -ip 4372
1⤵
PID:3776

C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -pss -s 512 -p 4372 -ip 4372
1⤵
PID:4984

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/3724-0-0x0000000010000000-0x000000001004D000-memory.dmp

Filesize
308KB

Download
memory/3724-3-0x0000000010000000-0x000000001004D000-memory.dmp

Filesize
308KB

Download
memory/4372-1-0x0000000010000000-0x000000001004D000-memory.dmp

Filesize
308KB

Download
memory/4372-4-0x0000000010000000-0x000000001004D000-memory.dmp

Filesize
308KB

Download