xtremerat | ffafece73dbc11abec550477e3c4d8b78a08984882f1c59aeed210af480e5476

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
02-01-2025 18:09

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General

Target

JaffaCakes118_67206d90c5709953a30622a7c1915f69.exe
Size

30KB
MD5

67206d90c5709953a30622a7c1915f69
SHA1

cbdc881a6906faf788af11708d07e628dd87034a
SHA256

ffafece73dbc11abec550477e3c4d8b78a08984882f1c59aeed210af480e5476
SHA512

1916aae4ff9fd81561ffa40f1ab3cdf5a285a3bce8ed5dceab8301952c1fe7757954658ca58bd2346c4689542a2acef097d5988f76dd3e2e7fd8284c140964d8
SSDEEP

768:SR4l/50VTed7NY+K3LeJPd2lVMG7Rxrl4U2sJD73RX1FK6:gTyu7YOMqRvBD73RX1p

Score

10^/10

xtremerat discovery persistence rat spyware upx

Malware Config

Signatures

Detect XtremeRAT payload 4 IoCs

resource	yara_rule
behavioral1/memory/2056-3-0x0000000010000000-0x000000001004A000-memory.dmp	family_xtremerat
behavioral1/memory/2364-5-0x0000000010000000-0x000000001004A000-memory.dmp	family_xtremerat
behavioral1/memory/2056-6-0x0000000010000000-0x000000001004A000-memory.dmp	family_xtremerat
behavioral1/memory/2056-7-0x0000000010000000-0x000000001004A000-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 5 IoCs

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

upx

resource	yara_rule
behavioral1/memory/2364-0-0x0000000010000000-0x000000001004A000-memory.dmp	upx
behavioral1/memory/2056-3-0x0000000010000000-0x000000001004A000-memory.dmp	upx
behavioral1/memory/2364-5-0x0000000010000000-0x000000001004A000-memory.dmp	upx
behavioral1/memory/2056-6-0x0000000010000000-0x000000001004A000-memory.dmp	upx
behavioral1/memory/2056-7-0x0000000010000000-0x000000001004A000-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_67206d90c5709953a30622a7c1915f69.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	notepad.exe

Suspicious use of WriteProcessMemory 5 IoCs

description	pid	Process	procid_target
PID 2364 wrote to memory of 2056	2364	JaffaCakes118_67206d90c5709953a30622a7c1915f69.exe	30
PID 2364 wrote to memory of 2056	2364	JaffaCakes118_67206d90c5709953a30622a7c1915f69.exe	30
PID 2364 wrote to memory of 2056	2364	JaffaCakes118_67206d90c5709953a30622a7c1915f69.exe	30
PID 2364 wrote to memory of 2056	2364	JaffaCakes118_67206d90c5709953a30622a7c1915f69.exe	30
PID 2364 wrote to memory of 2056	2364	JaffaCakes118_67206d90c5709953a30622a7c1915f69.exe	30

C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_67206d90c5709953a30622a7c1915f69.exe
"C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_67206d90c5709953a30622a7c1915f69.exe"
1⤵
- System Location Discovery: System Language Discovery
- Suspicious use of WriteProcessMemory
PID:2364
- C:\Windows\SysWOW64\notepad.exe
  notepad.exe
  2⤵
  - System Location Discovery: System Language Discovery
  PID:2056

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/2056-1-0x0000000010000000-0x000000001004A000-memory.dmp

Filesize
296KB

Download
memory/2056-3-0x0000000010000000-0x000000001004A000-memory.dmp

Filesize
296KB

Download
memory/2056-6-0x0000000010000000-0x000000001004A000-memory.dmp

Filesize
296KB

Download
memory/2056-7-0x0000000010000000-0x000000001004A000-memory.dmp

Filesize
296KB

Download
memory/2364-0-0x0000000010000000-0x000000001004A000-memory.dmp

Filesize
296KB

Download
memory/2364-5-0x0000000010000000-0x000000001004A000-memory.dmp

Filesize
296KB

Download