xtremerat | 31a66b3bf61bbc8c22e89c38c57c7a61c05935be38edc1e00f75ac8eae03189d

Analysis

max time kernel
118s
max time network
119s
platform
windows7_x64
resource
win7-20240903-en
resource tags

arch:x64arch:x86image:win7-20240903-enlocale:en-usos:windows7-x64system
submitted
02-11-2024 16:37

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General

Target

86740c25959f0a1a6cdc4e7d7b066f46_JaffaCakes118.exe
Size

33KB
MD5

86740c25959f0a1a6cdc4e7d7b066f46
SHA1

b266d146255a13c1e70d51373973bf1d17cae7f0
SHA256

31a66b3bf61bbc8c22e89c38c57c7a61c05935be38edc1e00f75ac8eae03189d
SHA512

6958510d41ad39a03a7cecb317387e0283629ac9521a9868eca1a5b999e56fecb35d3fe2137c393b1b27c3751b9c9d7889a33bef6674bd68fd57e1f1946f8b8b
SSDEEP

768:UMuijtHf5g7/IIG3bGcYDBSvFIWuePQtv66l2tz7FS9Vhd0tj:9NW71rcYDAWeotvXlcqhS

Score

10^/10

xtremerat discovery persistence rat spyware upx

Malware Config

Signatures

Detect XtremeRAT payload 1 IoCs

resource	yara_rule
behavioral1/memory/2648-2-0x0000000010000000-0x000000001004D000-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 2 IoCs

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

upx

resource	yara_rule
behavioral1/memory/2648-0-0x0000000010000000-0x000000001004D000-memory.dmp	upx
behavioral1/memory/2648-2-0x0000000010000000-0x000000001004D000-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 1 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	86740c25959f0a1a6cdc4e7d7b066f46_JaffaCakes118.exe

Suspicious use of WriteProcessMemory 5 IoCs

description	pid	Process	procid_target
PID 2648 wrote to memory of 2740	2648	86740c25959f0a1a6cdc4e7d7b066f46_JaffaCakes118.exe	30
PID 2648 wrote to memory of 2740	2648	86740c25959f0a1a6cdc4e7d7b066f46_JaffaCakes118.exe	30
PID 2648 wrote to memory of 2740	2648	86740c25959f0a1a6cdc4e7d7b066f46_JaffaCakes118.exe	30
PID 2648 wrote to memory of 2740	2648	86740c25959f0a1a6cdc4e7d7b066f46_JaffaCakes118.exe	30
PID 2648 wrote to memory of 2740	2648	86740c25959f0a1a6cdc4e7d7b066f46_JaffaCakes118.exe	30

C:\Users\Admin\AppData\Local\Temp\86740c25959f0a1a6cdc4e7d7b066f46_JaffaCakes118.exe
"C:\Users\Admin\AppData\Local\Temp\86740c25959f0a1a6cdc4e7d7b066f46_JaffaCakes118.exe"
1⤵
- System Location Discovery: System Language Discovery
- Suspicious use of WriteProcessMemory
PID:2648
- C:\Program Files\Internet Explorer\iexplore.exe
  "C:\Program Files\Internet Explorer\iexplore.exe"
  2⤵
  PID:2740

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/2648-0-0x0000000010000000-0x000000001004D000-memory.dmp

Filesize
308KB

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memory/2648-2-0x0000000010000000-0x000000001004D000-memory.dmp

Filesize
308KB

Download