xtremerat | a0ee4938177c3f303130b68bcaca9a7d6b865c93b4fe794d0e0e96d13ebff3ce

Analysis

max time kernel
149s
max time network
117s
platform
windows7_x64
resource
win7-20240903-en
resource tags

arch:x64arch:x86image:win7-20240903-enlocale:en-usos:windows7-x64system
submitted
25-11-2024 16:55

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General

Target

9cbf7d6ce89ac955fb7ef854ca20fb0d_JaffaCakes118.exe
Size

230KB
MD5

9cbf7d6ce89ac955fb7ef854ca20fb0d
SHA1

16e451b139f79fc0fc95e2989184cbbc6544a8d4
SHA256

a0ee4938177c3f303130b68bcaca9a7d6b865c93b4fe794d0e0e96d13ebff3ce
SHA512

a2b907a9e058d747444c25b67bade177a667d37a2ee2dec28bd6865379ecb876a94f5cde266386fc28ae2ca076dd945bbfc6071c0dcb6575c8dc23a3047670a7
SSDEEP

6144:RBLmqajezILl7bnYsIH95oScXrvLqDDvMo:1iezAfYvcXrmXM

Score

10^/10

xtremerat discovery persistence rat spyware upx

Malware Config

Signatures

Detect XtremeRAT payload 3 IoCs

resource	yara_rule
behavioral1/memory/2088-3-0x0000000010000000-0x0000000010098000-memory.dmp	family_xtremerat
behavioral1/memory/2932-4-0x0000000010000000-0x0000000010098000-memory.dmp	family_xtremerat
behavioral1/memory/2088-5-0x0000000010000000-0x0000000010098000-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/2932-0-0x0000000010000000-0x0000000010098000-memory.dmp	upx
behavioral1/memory/2088-3-0x0000000010000000-0x0000000010098000-memory.dmp	upx
behavioral1/memory/2932-4-0x0000000010000000-0x0000000010098000-memory.dmp	upx
behavioral1/memory/2088-5-0x0000000010000000-0x0000000010098000-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	9cbf7d6ce89ac955fb7ef854ca20fb0d_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 2932 wrote to memory of 2088	2932	9cbf7d6ce89ac955fb7ef854ca20fb0d_JaffaCakes118.exe	30
PID 2932 wrote to memory of 2088	2932	9cbf7d6ce89ac955fb7ef854ca20fb0d_JaffaCakes118.exe	30
PID 2932 wrote to memory of 2088	2932	9cbf7d6ce89ac955fb7ef854ca20fb0d_JaffaCakes118.exe	30
PID 2932 wrote to memory of 2088	2932	9cbf7d6ce89ac955fb7ef854ca20fb0d_JaffaCakes118.exe	30
PID 2932 wrote to memory of 2088	2932	9cbf7d6ce89ac955fb7ef854ca20fb0d_JaffaCakes118.exe	30
PID 2932 wrote to memory of 2712	2932	9cbf7d6ce89ac955fb7ef854ca20fb0d_JaffaCakes118.exe	31
PID 2932 wrote to memory of 2712	2932	9cbf7d6ce89ac955fb7ef854ca20fb0d_JaffaCakes118.exe	31
PID 2932 wrote to memory of 2712	2932	9cbf7d6ce89ac955fb7ef854ca20fb0d_JaffaCakes118.exe	31
PID 2932 wrote to memory of 2712	2932	9cbf7d6ce89ac955fb7ef854ca20fb0d_JaffaCakes118.exe	31
PID 2932 wrote to memory of 2712	2932	9cbf7d6ce89ac955fb7ef854ca20fb0d_JaffaCakes118.exe	31

C:\Users\Admin\AppData\Local\Temp\9cbf7d6ce89ac955fb7ef854ca20fb0d_JaffaCakes118.exe
"C:\Users\Admin\AppData\Local\Temp\9cbf7d6ce89ac955fb7ef854ca20fb0d_JaffaCakes118.exe"
1⤵
- System Location Discovery: System Language Discovery
- Suspicious use of WriteProcessMemory
PID:2932
- C:\Windows\SysWOW64\svchost.exe
  svchost.exe
  2⤵
  - System Location Discovery: System Language Discovery
  PID:2088
- C:\Program Files\Internet Explorer\iexplore.exe
  "C:\Program Files\Internet Explorer\iexplore.exe"
  2⤵
  PID:2712

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/2088-3-0x0000000010000000-0x0000000010098000-memory.dmp

Filesize
608KB

Download
memory/2088-1-0x0000000010000000-0x0000000010098000-memory.dmp

Filesize
608KB

Download
memory/2088-5-0x0000000010000000-0x0000000010098000-memory.dmp

Filesize
608KB

Download
memory/2932-0-0x0000000010000000-0x0000000010098000-memory.dmp

Filesize
608KB

Download
memory/2932-4-0x0000000010000000-0x0000000010098000-memory.dmp

Filesize
608KB

Download