xtremerat | 16c16785928ef5752c4c1ead3f5912cdeb894cc9ebfc5ba2a19dd80e85a415c0

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
13-01-2025 19:51

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General

Target

JaffaCakes118_2e175e841663f5fd7138833b159bd47e.exe
Size

135KB
MD5

2e175e841663f5fd7138833b159bd47e
SHA1

72b76711821c01697768d682fb37ba6f38db6bc0
SHA256

16c16785928ef5752c4c1ead3f5912cdeb894cc9ebfc5ba2a19dd80e85a415c0
SHA512

525edc153b8ef362e185e2e124eada48e152e6e3ce0ccc7b6e9da72a9753e23fbd9409a0bc6186744304f7a7e82598a658ff082dd8e24a026b3c0e0ea431aba0
SSDEEP

768:ijups9Xmn9Gq3MQvPJrsiTQ0isa6u/g37U5knjxwbsvwK:hiWnw2bxG0is2/1ejMY

Score

10^/10

xtremerat discovery persistence rat spyware

Malware Config

Extracted

Family

xtremerat

avic.zapto.org

Signatures

Detect XtremeRAT payload 3 IoCs

resource	yara_rule
behavioral1/memory/2136-2-0x0000000010000000-0x000000001004D000-memory.dmp	family_xtremerat
behavioral1/memory/2176-3-0x0000000010000000-0x000000001004D000-memory.dmp	family_xtremerat
behavioral1/memory/2136-4-0x0000000010000000-0x000000001004D000-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
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_2e175e841663f5fd7138833b159bd47e.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	svchost.exe

Suspicious use of WriteProcessMemory 10 IoCs

description	pid	Process	procid_target
PID 2176 wrote to memory of 2136	2176	JaffaCakes118_2e175e841663f5fd7138833b159bd47e.exe	30
PID 2176 wrote to memory of 2136	2176	JaffaCakes118_2e175e841663f5fd7138833b159bd47e.exe	30
PID 2176 wrote to memory of 2136	2176	JaffaCakes118_2e175e841663f5fd7138833b159bd47e.exe	30
PID 2176 wrote to memory of 2136	2176	JaffaCakes118_2e175e841663f5fd7138833b159bd47e.exe	30
PID 2176 wrote to memory of 2136	2176	JaffaCakes118_2e175e841663f5fd7138833b159bd47e.exe	30
PID 2176 wrote to memory of 2784	2176	JaffaCakes118_2e175e841663f5fd7138833b159bd47e.exe	31
PID 2176 wrote to memory of 2784	2176	JaffaCakes118_2e175e841663f5fd7138833b159bd47e.exe	31
PID 2176 wrote to memory of 2784	2176	JaffaCakes118_2e175e841663f5fd7138833b159bd47e.exe	31
PID 2176 wrote to memory of 2784	2176	JaffaCakes118_2e175e841663f5fd7138833b159bd47e.exe	31
PID 2176 wrote to memory of 2784	2176	JaffaCakes118_2e175e841663f5fd7138833b159bd47e.exe	31

C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_2e175e841663f5fd7138833b159bd47e.exe
"C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_2e175e841663f5fd7138833b159bd47e.exe"
1⤵
- System Location Discovery: System Language Discovery
- Suspicious use of WriteProcessMemory
PID:2176
- C:\Windows\SysWOW64\svchost.exe
  svchost.exe
  2⤵
  - System Location Discovery: System Language Discovery
  PID:2136
- C:\Program Files\Internet Explorer\iexplore.exe
  "C:\Program Files\Internet Explorer\iexplore.exe"
  2⤵
  PID:2784

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/2136-0-0x0000000010000000-0x000000001004D000-memory.dmp

Filesize
308KB

Download
memory/2136-2-0x0000000010000000-0x000000001004D000-memory.dmp

Filesize
308KB

Download
memory/2136-4-0x0000000010000000-0x000000001004D000-memory.dmp

Filesize
308KB

Download
memory/2176-3-0x0000000010000000-0x000000001004D000-memory.dmp

Filesize
308KB

Download