xtremerat | a9327ceaa13923fee12a3b076a04e919f9a77d01ea9a557ce097d9f05ef3943b

General

Target

JaffaCakes118_48612e1ed01ae1104a7a6f0bb33cef7b.exe
Size

73KB
MD5

48612e1ed01ae1104a7a6f0bb33cef7b
SHA1

1f2e888a65d8703325aadbec511b9ff7d4ad950a
SHA256

a9327ceaa13923fee12a3b076a04e919f9a77d01ea9a557ce097d9f05ef3943b
SHA512

ec9f3cb356af6f7d2c9a0a8f3e0eaf034f7e094f7d1b9f59d0c651e0f947a2ebcae70a84fd20bb8b5778b2a6e5c75f7dabf258570b2e00a3b634c0309c4cc732
SSDEEP

1536:IqU/BXSo0qb51kKdo0kFL6oHhf2CukAv4HA0QvY2NkLAyc+/MuH/i8sS13lk6g:IqU/Bibqb5GKG0kV6WuCVFH36Y0kLAy+

Score

10^/10

xtremerat discovery persistence rat spyware

Malware Config

Extracted

Family

xtremerat

C2

w2w.no-ip.info

Signatures

Detect XtremeRAT payload 8 IoCs

resource	yara_rule
behavioral1/memory/1812-6-0x0000000010000000-0x0000000010045000-memory.dmp	family_xtremerat
behavioral1/memory/1812-10-0x0000000010000000-0x0000000010045000-memory.dmp	family_xtremerat
behavioral1/memory/1812-9-0x0000000010000000-0x0000000010045000-memory.dmp	family_xtremerat
behavioral1/memory/2788-8-0x0000000000400000-0x000000000042E061-memory.dmp	family_xtremerat
behavioral1/memory/1812-7-0x0000000010000000-0x0000000010045000-memory.dmp	family_xtremerat
behavioral1/memory/2820-13-0x0000000010000000-0x0000000010045000-memory.dmp	family_xtremerat
behavioral1/memory/1812-14-0x0000000010000000-0x0000000010045000-memory.dmp	family_xtremerat
behavioral1/memory/2820-15-0x0000000010000000-0x0000000010045000-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

Suspicious use of SetThreadContext 1 IoCs

description	pid	Process	procid_target
PID 2788 set thread context of 1812	2788	JaffaCakes118_48612e1ed01ae1104a7a6f0bb33cef7b.exe	30

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 3 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_48612e1ed01ae1104a7a6f0bb33cef7b.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	JaffaCakes118_48612e1ed01ae1104a7a6f0bb33cef7b.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	svchost.exe

Suspicious use of WriteProcessMemory 16 IoCs

description	pid	Process	procid_target
PID 2788 wrote to memory of 1812	2788	JaffaCakes118_48612e1ed01ae1104a7a6f0bb33cef7b.exe	30
PID 2788 wrote to memory of 1812	2788	JaffaCakes118_48612e1ed01ae1104a7a6f0bb33cef7b.exe	30
PID 2788 wrote to memory of 1812	2788	JaffaCakes118_48612e1ed01ae1104a7a6f0bb33cef7b.exe	30
PID 2788 wrote to memory of 1812	2788	JaffaCakes118_48612e1ed01ae1104a7a6f0bb33cef7b.exe	30
PID 2788 wrote to memory of 1812	2788	JaffaCakes118_48612e1ed01ae1104a7a6f0bb33cef7b.exe	30
PID 2788 wrote to memory of 1812	2788	JaffaCakes118_48612e1ed01ae1104a7a6f0bb33cef7b.exe	30
PID 1812 wrote to memory of 2820	1812	JaffaCakes118_48612e1ed01ae1104a7a6f0bb33cef7b.exe	31
PID 1812 wrote to memory of 2820	1812	JaffaCakes118_48612e1ed01ae1104a7a6f0bb33cef7b.exe	31
PID 1812 wrote to memory of 2820	1812	JaffaCakes118_48612e1ed01ae1104a7a6f0bb33cef7b.exe	31
PID 1812 wrote to memory of 2820	1812	JaffaCakes118_48612e1ed01ae1104a7a6f0bb33cef7b.exe	31
PID 1812 wrote to memory of 2820	1812	JaffaCakes118_48612e1ed01ae1104a7a6f0bb33cef7b.exe	31
PID 1812 wrote to memory of 2864	1812	JaffaCakes118_48612e1ed01ae1104a7a6f0bb33cef7b.exe	32
PID 1812 wrote to memory of 2864	1812	JaffaCakes118_48612e1ed01ae1104a7a6f0bb33cef7b.exe	32
PID 1812 wrote to memory of 2864	1812	JaffaCakes118_48612e1ed01ae1104a7a6f0bb33cef7b.exe	32
PID 1812 wrote to memory of 2864	1812	JaffaCakes118_48612e1ed01ae1104a7a6f0bb33cef7b.exe	32
PID 1812 wrote to memory of 2864	1812	JaffaCakes118_48612e1ed01ae1104a7a6f0bb33cef7b.exe	32

C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_48612e1ed01ae1104a7a6f0bb33cef7b.exe
"C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_48612e1ed01ae1104a7a6f0bb33cef7b.exe"
1⤵
- Suspicious use of SetThreadContext
- System Location Discovery: System Language Discovery
- Suspicious use of WriteProcessMemory
PID:2788
- C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_48612e1ed01ae1104a7a6f0bb33cef7b.exe
  "C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_48612e1ed01ae1104a7a6f0bb33cef7b.exe"
  2⤵
  - System Location Discovery: System Language Discovery
  - Suspicious use of WriteProcessMemory
  PID:1812
- - C:\Windows\SysWOW64\svchost.exe
    svchost.exe
    3⤵
    - System Location Discovery: System Language Discovery
    PID:2820
- - C:\Program Files\Internet Explorer\iexplore.exe
    "C:\Program Files\Internet Explorer\iexplore.exe"
    3⤵
    PID:2864

Network

MITRE ATT&CK Enterprise v15

Reconnaissance

Resource Development

Initial Access

Execution

Persistence

Privilege Escalation

Defense Evasion

Credential Access

Discovery

System Information Discovery

1

T1082

System Location Discovery

1

T1614

System Language Discovery

1

T1614.001

Lateral Movement

Collection

Command and Control

Exfiltration

Impact

Replay Monitor

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Downloads

memory/1812-10-0x0000000010000000-0x0000000010045000-memory.dmp

Filesize
276KB

Download
memory/1812-3-0x000000007EFDE000-0x000000007EFDF000-memory.dmp

Filesize
4KB

Download
memory/1812-5-0x0000000010000000-0x0000000010045000-memory.dmp

Filesize
276KB

Download
memory/1812-6-0x0000000010000000-0x0000000010045000-memory.dmp

Filesize
276KB

Download
memory/1812-9-0x0000000010000000-0x0000000010045000-memory.dmp

Filesize
276KB

Download
memory/1812-7-0x0000000010000000-0x0000000010045000-memory.dmp

Filesize
276KB

Download
memory/1812-14-0x0000000010000000-0x0000000010045000-memory.dmp

Filesize
276KB

Download
memory/2788-1-0x000000000041C000-0x000000000042F000-memory.dmp

Filesize
76KB

Download
memory/2788-2-0x0000000000270000-0x000000000029F000-memory.dmp

Filesize
188KB

Download
memory/2788-0-0x0000000000400000-0x000000000042E061-memory.dmp

Filesize
184KB

Download
memory/2788-8-0x0000000000400000-0x000000000042E061-memory.dmp

Filesize
184KB

Download
memory/2820-13-0x0000000010000000-0x0000000010045000-memory.dmp

Filesize
276KB

Download
memory/2820-15-0x0000000010000000-0x0000000010045000-memory.dmp

Filesize
276KB

Download

Analysis

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