xtremerat | ae338035b4905f179eea43db151863bba95757e67cc2fc52e56cacf1b755e6b9

Analysis

max time kernel
149s
max time network
17s
platform
windows7_x64
resource
win7-20240708-en
resource tags

arch:x64arch:x86image:win7-20240708-enlocale:en-usos:windows7-x64system
submitted
22-10-2024 15:29

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General

Target

6b11e31a8f310eaf60a3c901a40180c6_JaffaCakes118.exe
Size

33KB
MD5

6b11e31a8f310eaf60a3c901a40180c6
SHA1

c82fb83ee56e9a1bab304b1402159e7c9d299a24
SHA256

ae338035b4905f179eea43db151863bba95757e67cc2fc52e56cacf1b755e6b9
SHA512

c267f7630f85fa291f475b698c02d3bb411de8b26ff63442bbf6140bc9dee9438fb37d696168a227ba4f865787f5c33893a41d66035e7d80da3d432b9c3f5714
SSDEEP

768:gMuijtHf5g7/IIG3bGcYDBSvFIWuePQDGEsgCByXzf9lixrghX:pNW71rcYDAWeoDrsD0z3ixY

Score

10^/10

xtremerat discovery persistence rat spyware upx

Malware Config

Extracted

Family

xtremerat

cezatr.zapto.org

Signatures

Detect XtremeRAT payload 4 IoCs

resource	yara_rule
behavioral1/memory/2220-0-0x0000000010000000-0x000000001004D000-memory.dmp	family_xtremerat
behavioral1/memory/1312-3-0x0000000010000000-0x000000001004D000-memory.dmp	family_xtremerat
behavioral1/memory/2220-4-0x0000000010000000-0x000000001004D000-memory.dmp	family_xtremerat
behavioral1/memory/1312-5-0x0000000010000000-0x000000001004D000-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/2220-0-0x0000000010000000-0x000000001004D000-memory.dmp	upx
behavioral1/memory/1312-3-0x0000000010000000-0x000000001004D000-memory.dmp	upx
behavioral1/memory/2220-4-0x0000000010000000-0x000000001004D000-memory.dmp	upx
behavioral1/memory/1312-5-0x0000000010000000-0x000000001004D000-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	6b11e31a8f310eaf60a3c901a40180c6_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 2220 wrote to memory of 1312	2220	6b11e31a8f310eaf60a3c901a40180c6_JaffaCakes118.exe	30
PID 2220 wrote to memory of 1312	2220	6b11e31a8f310eaf60a3c901a40180c6_JaffaCakes118.exe	30
PID 2220 wrote to memory of 1312	2220	6b11e31a8f310eaf60a3c901a40180c6_JaffaCakes118.exe	30
PID 2220 wrote to memory of 1312	2220	6b11e31a8f310eaf60a3c901a40180c6_JaffaCakes118.exe	30
PID 2220 wrote to memory of 1312	2220	6b11e31a8f310eaf60a3c901a40180c6_JaffaCakes118.exe	30
PID 2220 wrote to memory of 2276	2220	6b11e31a8f310eaf60a3c901a40180c6_JaffaCakes118.exe	31
PID 2220 wrote to memory of 2276	2220	6b11e31a8f310eaf60a3c901a40180c6_JaffaCakes118.exe	31
PID 2220 wrote to memory of 2276	2220	6b11e31a8f310eaf60a3c901a40180c6_JaffaCakes118.exe	31
PID 2220 wrote to memory of 2276	2220	6b11e31a8f310eaf60a3c901a40180c6_JaffaCakes118.exe	31
PID 2220 wrote to memory of 2276	2220	6b11e31a8f310eaf60a3c901a40180c6_JaffaCakes118.exe	31

C:\Users\Admin\AppData\Local\Temp\6b11e31a8f310eaf60a3c901a40180c6_JaffaCakes118.exe
"C:\Users\Admin\AppData\Local\Temp\6b11e31a8f310eaf60a3c901a40180c6_JaffaCakes118.exe"
1⤵
- System Location Discovery: System Language Discovery
- Suspicious use of WriteProcessMemory
PID:2220
- C:\Windows\SysWOW64\svchost.exe
  svchost.exe
  2⤵
  - System Location Discovery: System Language Discovery
  PID:1312
- C:\Program Files\Internet Explorer\iexplore.exe
  "C:\Program Files\Internet Explorer\iexplore.exe"
  2⤵
  PID:2276

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/1312-2-0x0000000010000000-0x000000001004D000-memory.dmp

Filesize
308KB

Download
memory/1312-3-0x0000000010000000-0x000000001004D000-memory.dmp

Filesize
308KB

Download
memory/1312-5-0x0000000010000000-0x000000001004D000-memory.dmp

Filesize
308KB

Download
memory/2220-0-0x0000000010000000-0x000000001004D000-memory.dmp

Filesize
308KB

Download
memory/2220-4-0x0000000010000000-0x000000001004D000-memory.dmp

Filesize
308KB

Download