xtremerat | f34f4adbdfdb49d42fa7b6d2eeef8ff20a3ee136924ddb4ad6b85f31fb19d821

Analysis

max time kernel
149s
max time network
121s
platform
windows7_x64
resource
win7-20240903-en
resource tags

arch:x64arch:x86image:win7-20240903-enlocale:en-usos:windows7-x64system
submitted
10-10-2024 19:44

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General

Target

318b478c42e291d93ff6fb6905a1608d_JaffaCakes118.exe
Size

33KB
MD5

318b478c42e291d93ff6fb6905a1608d
SHA1

e3d451957a700c48a52e0288e3c3db5a01ef7bdb
SHA256

f34f4adbdfdb49d42fa7b6d2eeef8ff20a3ee136924ddb4ad6b85f31fb19d821
SHA512

0db21002dc5f4752cd59783080dc9833870c4df91d30261fa006311c6b5d2e95c8a2ae02f7e9a1e67b4c25f9dfa10aaf5930c15b6980677376adf2681a50d424
SSDEEP

768:cMuijtHf5g7/IIG3bGcYDBSvFIWuePQtv66lItz7cv941:VNW71rcYDAWeotvXlOR

Score

10^/10

xtremerat discovery persistence rat spyware upx

Malware Config

Extracted

Family

xtremerat

manoloka.zapto.org

Signatures

Detect XtremeRAT payload 3 IoCs

resource	yara_rule
behavioral1/memory/2680-3-0x0000000010000000-0x000000001004D000-memory.dmp	family_xtremerat
behavioral1/memory/1628-4-0x0000000010000000-0x000000001004D000-memory.dmp	family_xtremerat
behavioral1/memory/2680-5-0x0000000010000000-0x000000001004D000-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 4 IoCs

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

upx

resource	yara_rule
behavioral1/memory/1628-0-0x0000000010000000-0x000000001004D000-memory.dmp	upx
behavioral1/memory/2680-3-0x0000000010000000-0x000000001004D000-memory.dmp	upx
behavioral1/memory/1628-4-0x0000000010000000-0x000000001004D000-memory.dmp	upx
behavioral1/memory/2680-5-0x0000000010000000-0x000000001004D000-memory.dmp	upx

Enumerates physical storage devices 1 TTPs
Attempts to interact with connected storage/optical drive(s).

System Information Discovery
T1082

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	318b478c42e291d93ff6fb6905a1608d_JaffaCakes118.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	svchost.exe

Suspicious use of WriteProcessMemory 10 IoCs

description	pid	Process	procid_target
PID 1628 wrote to memory of 2680	1628	318b478c42e291d93ff6fb6905a1608d_JaffaCakes118.exe	30
PID 1628 wrote to memory of 2680	1628	318b478c42e291d93ff6fb6905a1608d_JaffaCakes118.exe	30
PID 1628 wrote to memory of 2680	1628	318b478c42e291d93ff6fb6905a1608d_JaffaCakes118.exe	30
PID 1628 wrote to memory of 2680	1628	318b478c42e291d93ff6fb6905a1608d_JaffaCakes118.exe	30
PID 1628 wrote to memory of 2680	1628	318b478c42e291d93ff6fb6905a1608d_JaffaCakes118.exe	30
PID 1628 wrote to memory of 3048	1628	318b478c42e291d93ff6fb6905a1608d_JaffaCakes118.exe	31
PID 1628 wrote to memory of 3048	1628	318b478c42e291d93ff6fb6905a1608d_JaffaCakes118.exe	31
PID 1628 wrote to memory of 3048	1628	318b478c42e291d93ff6fb6905a1608d_JaffaCakes118.exe	31
PID 1628 wrote to memory of 3048	1628	318b478c42e291d93ff6fb6905a1608d_JaffaCakes118.exe	31
PID 1628 wrote to memory of 3048	1628	318b478c42e291d93ff6fb6905a1608d_JaffaCakes118.exe	31

C:\Users\Admin\AppData\Local\Temp\318b478c42e291d93ff6fb6905a1608d_JaffaCakes118.exe
"C:\Users\Admin\AppData\Local\Temp\318b478c42e291d93ff6fb6905a1608d_JaffaCakes118.exe"
1⤵
- System Location Discovery: System Language Discovery
- Suspicious use of WriteProcessMemory
PID:1628
- C:\Windows\SysWOW64\svchost.exe
  svchost.exe
  2⤵
  - System Location Discovery: System Language Discovery
  PID:2680
- C:\Program Files\Internet Explorer\iexplore.exe
  "C:\Program Files\Internet Explorer\iexplore.exe"
  2⤵
  PID:3048

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

Replay Monitor

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Downloads

memory/1628-0-0x0000000010000000-0x000000001004D000-memory.dmp

Filesize
308KB

Download
memory/1628-4-0x0000000010000000-0x000000001004D000-memory.dmp

Filesize
308KB

Download
memory/2680-1-0x0000000010000000-0x000000001004D000-memory.dmp

Filesize
308KB

Download
memory/2680-3-0x0000000010000000-0x000000001004D000-memory.dmp

Filesize
308KB

Download
memory/2680-5-0x0000000010000000-0x000000001004D000-memory.dmp

Filesize
308KB

Download