xtremerat | e282e5541f3870cba5d3a1d4b6ed9cc62e7b5f8f7bd8e6fc9d31a968a8e2372f

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
19/03/2025, 21:32

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General

Target

JaffaCakes118_7ff6af61217b2bcf64abcc56eeb0f527.exe
Size

33KB
MD5

7ff6af61217b2bcf64abcc56eeb0f527
SHA1

e7bc780b8b765ab890e27b521b6e38e63483ac5c
SHA256

e282e5541f3870cba5d3a1d4b6ed9cc62e7b5f8f7bd8e6fc9d31a968a8e2372f
SHA512

afa1e5b87e7610fe5c89afff1edae5bad0f59ab50e7e4d5247d9ffb173c56ce94ae7e4eab4ab884de113401eb81bfd7af20a02ed58d2fc188537439cb7eeac6a
SSDEEP

768:2MuijtHf5g7/IIG3bGcYDBSvFIWuePQtv66lktNJdDEyq:jNW71rcYDAWeotvXlyFDn

Score

10^/10

xtremerat discovery persistence rat spyware upx

Malware Config

Extracted

Family

xtremerat

gr.no-ip.biz

Signatures

Detect XtremeRAT payload 3 IoCs

resource	yara_rule
behavioral1/memory/1056-3-0x0000000010000000-0x000000001004D000-memory.dmp	family_xtremerat
behavioral1/memory/292-4-0x0000000010000000-0x000000001004D000-memory.dmp	family_xtremerat
behavioral1/memory/1056-5-0x0000000010000000-0x000000001004D000-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
Xtremerat family
xtremerat

UPX packed file 4 IoCs

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

upx

resource	yara_rule
behavioral1/memory/292-0-0x0000000010000000-0x000000001004D000-memory.dmp	upx
behavioral1/memory/1056-3-0x0000000010000000-0x000000001004D000-memory.dmp	upx
behavioral1/memory/292-4-0x0000000010000000-0x000000001004D000-memory.dmp	upx
behavioral1/memory/1056-5-0x0000000010000000-0x000000001004D000-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	svchost.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	JaffaCakes118_7ff6af61217b2bcf64abcc56eeb0f527.exe

Suspicious use of WriteProcessMemory 10 IoCs

description	pid	Process	procid_target
PID 292 wrote to memory of 1056	292	JaffaCakes118_7ff6af61217b2bcf64abcc56eeb0f527.exe	30
PID 292 wrote to memory of 1056	292	JaffaCakes118_7ff6af61217b2bcf64abcc56eeb0f527.exe	30
PID 292 wrote to memory of 1056	292	JaffaCakes118_7ff6af61217b2bcf64abcc56eeb0f527.exe	30
PID 292 wrote to memory of 1056	292	JaffaCakes118_7ff6af61217b2bcf64abcc56eeb0f527.exe	30
PID 292 wrote to memory of 1056	292	JaffaCakes118_7ff6af61217b2bcf64abcc56eeb0f527.exe	30
PID 292 wrote to memory of 2696	292	JaffaCakes118_7ff6af61217b2bcf64abcc56eeb0f527.exe	31
PID 292 wrote to memory of 2696	292	JaffaCakes118_7ff6af61217b2bcf64abcc56eeb0f527.exe	31
PID 292 wrote to memory of 2696	292	JaffaCakes118_7ff6af61217b2bcf64abcc56eeb0f527.exe	31
PID 292 wrote to memory of 2696	292	JaffaCakes118_7ff6af61217b2bcf64abcc56eeb0f527.exe	31
PID 292 wrote to memory of 2696	292	JaffaCakes118_7ff6af61217b2bcf64abcc56eeb0f527.exe	31

C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_7ff6af61217b2bcf64abcc56eeb0f527.exe
"C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_7ff6af61217b2bcf64abcc56eeb0f527.exe"
1⤵
- System Location Discovery: System Language Discovery
- Suspicious use of WriteProcessMemory
PID:292
- C:\Windows\SysWOW64\svchost.exe
  svchost.exe
  2⤵
  - System Location Discovery: System Language Discovery
  PID:1056
- C:\Program Files\Internet Explorer\iexplore.exe
  "C:\Program Files\Internet Explorer\iexplore.exe"
  2⤵
  PID:2696

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/292-0-0x0000000010000000-0x000000001004D000-memory.dmp

Filesize
308KB

Download
memory/292-4-0x0000000010000000-0x000000001004D000-memory.dmp

Filesize
308KB

Download
memory/1056-3-0x0000000010000000-0x000000001004D000-memory.dmp

Filesize
308KB

Download
memory/1056-2-0x0000000010000000-0x000000001004D000-memory.dmp

Filesize
308KB

Download
memory/1056-5-0x0000000010000000-0x000000001004D000-memory.dmp

Filesize
308KB

Download