xtremerat | a6e90b09b74fa44fda2e0f9f99a92761d7693ddfc9448eb1e8c3b36c6e6f8773

Analysis

max time kernel
149s
max time network
120s
platform
windows7_x64
resource
win7-20240903-en
resource tags

arch:x64arch:x86image:win7-20240903-enlocale:en-usos:windows7-x64system
submitted
25/11/2024, 17:48

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General

Target

9cfed6597f58d92614e8051a512d9f94_JaffaCakes118.exe
Size

30KB
MD5

9cfed6597f58d92614e8051a512d9f94
SHA1

4f307264172f4188a501e7dabb96060881a307a4
SHA256

a6e90b09b74fa44fda2e0f9f99a92761d7693ddfc9448eb1e8c3b36c6e6f8773
SHA512

9483571039bcdb48e22819854efdf8a71ce844faa5c38a2de385bf5311f5b7d67c7503e5cdba9f6825ed77ca0bd19533fc324fc3329c541fe7dc62d2b9103967
SSDEEP

768:e4l/50VTed7NY+K3LeJPd2lVMG7Rxrl4U2sJD74ihElyAOpr:YTyu7YOMqRvBD7RhmN

Score

10^/10

xtremerat discovery persistence rat spyware upx

Malware Config

Signatures

Detect XtremeRAT payload 3 IoCs

resource	yara_rule
behavioral1/memory/1724-0-0x0000000010000000-0x000000001004A000-memory.dmp	family_xtremerat
behavioral1/memory/1724-4-0x0000000010000000-0x000000001004A000-memory.dmp	family_xtremerat
behavioral1/memory/1148-5-0x0000000010000000-0x000000001004A000-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 3 IoCs

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

upx

resource	yara_rule
behavioral1/memory/1724-0-0x0000000010000000-0x000000001004A000-memory.dmp	upx
behavioral1/memory/1724-4-0x0000000010000000-0x000000001004A000-memory.dmp	upx
behavioral1/memory/1148-5-0x0000000010000000-0x000000001004A000-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	9cfed6597f58d92614e8051a512d9f94_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 1724 wrote to memory of 1148	1724	9cfed6597f58d92614e8051a512d9f94_JaffaCakes118.exe	30
PID 1724 wrote to memory of 1148	1724	9cfed6597f58d92614e8051a512d9f94_JaffaCakes118.exe	30
PID 1724 wrote to memory of 1148	1724	9cfed6597f58d92614e8051a512d9f94_JaffaCakes118.exe	30
PID 1724 wrote to memory of 1148	1724	9cfed6597f58d92614e8051a512d9f94_JaffaCakes118.exe	30
PID 1724 wrote to memory of 1148	1724	9cfed6597f58d92614e8051a512d9f94_JaffaCakes118.exe	30
PID 1724 wrote to memory of 2304	1724	9cfed6597f58d92614e8051a512d9f94_JaffaCakes118.exe	31
PID 1724 wrote to memory of 2304	1724	9cfed6597f58d92614e8051a512d9f94_JaffaCakes118.exe	31
PID 1724 wrote to memory of 2304	1724	9cfed6597f58d92614e8051a512d9f94_JaffaCakes118.exe	31
PID 1724 wrote to memory of 2304	1724	9cfed6597f58d92614e8051a512d9f94_JaffaCakes118.exe	31
PID 1724 wrote to memory of 2304	1724	9cfed6597f58d92614e8051a512d9f94_JaffaCakes118.exe	31

C:\Users\Admin\AppData\Local\Temp\9cfed6597f58d92614e8051a512d9f94_JaffaCakes118.exe
"C:\Users\Admin\AppData\Local\Temp\9cfed6597f58d92614e8051a512d9f94_JaffaCakes118.exe"
1⤵
- System Location Discovery: System Language Discovery
- Suspicious use of WriteProcessMemory
PID:1724
- C:\Windows\SysWOW64\svchost.exe
  svchost.exe
  2⤵
  - System Location Discovery: System Language Discovery
  PID:1148
- C:\Program Files\Internet Explorer\iexplore.exe
  "C:\Program Files\Internet Explorer\iexplore.exe"
  2⤵
  PID:2304

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/1148-1-0x0000000010000000-0x000000001004A000-memory.dmp

Filesize
296KB

Download
memory/1148-5-0x0000000010000000-0x000000001004A000-memory.dmp

Filesize
296KB

Download
memory/1724-0-0x0000000010000000-0x000000001004A000-memory.dmp

Filesize
296KB

Download
memory/1724-4-0x0000000010000000-0x000000001004A000-memory.dmp

Filesize
296KB

Download