xtremerat | 9afe66476221857f85ed3da40bbda0ee279b01dbe5ae5d2753dad8b90790ebe7

Analysis

max time kernel
149s
max time network
121s
platform
windows7_x64
resource
win7-20241023-en
resource tags

arch:x64arch:x86image:win7-20241023-enlocale:en-usos:windows7-x64system
submitted
06-02-2025 04:28

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General

Target

JaffaCakes118_a744ae9d721963d46e8c37f84e9177fd.exe
Size

301KB
MD5

a744ae9d721963d46e8c37f84e9177fd
SHA1

7ccde574efe018f4289d18eac83c051c329524db
SHA256

9afe66476221857f85ed3da40bbda0ee279b01dbe5ae5d2753dad8b90790ebe7
SHA512

cdaa4b1dfe451c3ababab69504982e802fbb6afc8e10d15da16a953774a00753f63e3f35647e17d0cd6cc1a1ffd9471e62b618a46b81e7efe8b70923862cc5bc
SSDEEP

768:a8m1Sq4NQErBsH1tzoisBKQI6dObAG/dq8uW29Ifnca/yyR+P2ujfGiiIzoyogX0:Isq+QV4rObAdXWpf/y+8obmox

Score

10^/10

xtremerat discovery persistence rat spyware upx

Malware Config

Signatures

Detect XtremeRAT payload 4 IoCs

resource	yara_rule
behavioral1/memory/2628-0-0x0000000010000000-0x000000001004D000-memory.dmp	family_xtremerat
behavioral1/memory/1444-3-0x0000000010000000-0x000000001004D000-memory.dmp	family_xtremerat
behavioral1/memory/2628-4-0x0000000010000000-0x000000001004D000-memory.dmp	family_xtremerat
behavioral1/memory/1444-5-0x0000000010000000-0x000000001004D000-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/2628-0-0x0000000010000000-0x000000001004D000-memory.dmp	upx
behavioral1/memory/1444-3-0x0000000010000000-0x000000001004D000-memory.dmp	upx
behavioral1/memory/2628-4-0x0000000010000000-0x000000001004D000-memory.dmp	upx
behavioral1/memory/1444-5-0x0000000010000000-0x000000001004D000-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	JaffaCakes118_a744ae9d721963d46e8c37f84e9177fd.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	svchost.exe

Suspicious use of WriteProcessMemory 10 IoCs

description	pid	Process	procid_target
PID 2628 wrote to memory of 1444	2628	JaffaCakes118_a744ae9d721963d46e8c37f84e9177fd.exe	30
PID 2628 wrote to memory of 1444	2628	JaffaCakes118_a744ae9d721963d46e8c37f84e9177fd.exe	30
PID 2628 wrote to memory of 1444	2628	JaffaCakes118_a744ae9d721963d46e8c37f84e9177fd.exe	30
PID 2628 wrote to memory of 1444	2628	JaffaCakes118_a744ae9d721963d46e8c37f84e9177fd.exe	30
PID 2628 wrote to memory of 1444	2628	JaffaCakes118_a744ae9d721963d46e8c37f84e9177fd.exe	30
PID 2628 wrote to memory of 2388	2628	JaffaCakes118_a744ae9d721963d46e8c37f84e9177fd.exe	31
PID 2628 wrote to memory of 2388	2628	JaffaCakes118_a744ae9d721963d46e8c37f84e9177fd.exe	31
PID 2628 wrote to memory of 2388	2628	JaffaCakes118_a744ae9d721963d46e8c37f84e9177fd.exe	31
PID 2628 wrote to memory of 2388	2628	JaffaCakes118_a744ae9d721963d46e8c37f84e9177fd.exe	31
PID 2628 wrote to memory of 2388	2628	JaffaCakes118_a744ae9d721963d46e8c37f84e9177fd.exe	31

C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_a744ae9d721963d46e8c37f84e9177fd.exe
"C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_a744ae9d721963d46e8c37f84e9177fd.exe"
1⤵
- System Location Discovery: System Language Discovery
- Suspicious use of WriteProcessMemory
PID:2628
- C:\Windows\SysWOW64\svchost.exe
  svchost.exe
  2⤵
  - System Location Discovery: System Language Discovery
  PID:1444
- C:\Program Files\Internet Explorer\iexplore.exe
  "C:\Program Files\Internet Explorer\iexplore.exe"
  2⤵
  PID:2388

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/1444-3-0x0000000010000000-0x000000001004D000-memory.dmp

Filesize
308KB

Download
memory/1444-1-0x0000000010000000-0x000000001004D000-memory.dmp

Filesize
308KB

Download
memory/1444-5-0x0000000010000000-0x000000001004D000-memory.dmp

Filesize
308KB

Download
memory/2628-0-0x0000000010000000-0x000000001004D000-memory.dmp

Filesize
308KB

Download
memory/2628-4-0x0000000010000000-0x000000001004D000-memory.dmp

Filesize
308KB

Download