xtremerat | 6b1c48540d967dce47807f8bb93a23414c0ae44f81857adc241648a578bc0bbe

Analysis

max time kernel
148s
max time network
153s
platform
windows10-2004_x64
resource
win10v2004-20240221-en
resource tags

arch:x64arch:x86image:win10v2004-20240221-enlocale:en-usos:windows10-2004-x64system
submitted
26/02/2024, 06:04

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General

Target
a59d604f68d17572e8277dd461af942f.exe
Size 130KB
Sample240226-gs3swaef68
SHA256 6b1c48540d967dce47807f8bb93a23414c0ae44f81857adc241648a578bc0bbe
MD5 a59d604f68d17572e8277dd461af942f
SHA1 a94d25d8c59251cb00b8b2d7746213b0f146571d
SHA512 6223e37871c4fed694d2153ff3e032d6f143a1b15cffd10190543dd8b3ec4259ee4eceaddc40d6926bb4837c92edf8c0e9f10948efc038cfe6525066e7b4eacd
SSDEEP 1536:zPR0BFCHDTY08s3i80BQfYEpCHD13zXpdyz8qyoYQqw9PBZueu0An2aV+NVi1vRn:oN0jpc3FQz5PyeX2V+VQRBKLaOZV+n
MD5 SHA1 SHA512 SSDEEP

Score

10^/10

xtremerat persistence rat spyware

Malware Config

Signatures

Detect XtremeRAT payload 7 IoCs

resource	yara_rule
behavioral2/memory/4732-2-0x0000000010000000-0x0000000010047000-memory.dmp	family_xtremerat
behavioral2/memory/4732-3-0x0000000010000000-0x0000000010047000-memory.dmp	family_xtremerat
behavioral2/memory/4732-4-0x0000000010000000-0x0000000010047000-memory.dmp	family_xtremerat
behavioral2/memory/4732-5-0x0000000010000000-0x0000000010047000-memory.dmp	family_xtremerat
behavioral2/memory/4476-6-0x0000000010000000-0x0000000010047000-memory.dmp	family_xtremerat
behavioral2/memory/4732-7-0x0000000010000000-0x0000000010047000-memory.dmp	family_xtremerat
behavioral2/memory/4476-8-0x0000000010000000-0x0000000010047000-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

Suspicious use of SetThreadContext 1 IoCs

description	pid	Process	procid_target
PID 1308 set thread context of 4732	1308	a59d604f68d17572e8277dd461af942f.exe	89

Enumerates physical storage devices 1 TTPs
Attempts to interact with connected storage/optical drive(s).

System Information Discovery
T1082

Program crash 2 IoCs

pid	pid_target	Process	procid_target
4396	4476	WerFault.exe	91
2028	4476	WerFault.exe	91

Suspicious use of SetWindowsHookEx 1 IoCs

pid	Process
1308	a59d604f68d17572e8277dd461af942f.exe

Suspicious use of WriteProcessMemory 20 IoCs

description	pid	Process	procid_target
PID 1308 wrote to memory of 4732	1308	a59d604f68d17572e8277dd461af942f.exe	89
PID 1308 wrote to memory of 4732	1308	a59d604f68d17572e8277dd461af942f.exe	89
PID 1308 wrote to memory of 4732	1308	a59d604f68d17572e8277dd461af942f.exe	89
PID 1308 wrote to memory of 4732	1308	a59d604f68d17572e8277dd461af942f.exe	89
PID 1308 wrote to memory of 4732	1308	a59d604f68d17572e8277dd461af942f.exe	89
PID 1308 wrote to memory of 4732	1308	a59d604f68d17572e8277dd461af942f.exe	89
PID 1308 wrote to memory of 4732	1308	a59d604f68d17572e8277dd461af942f.exe	89
PID 1308 wrote to memory of 4732	1308	a59d604f68d17572e8277dd461af942f.exe	89
PID 1308 wrote to memory of 4732	1308	a59d604f68d17572e8277dd461af942f.exe	89
PID 1308 wrote to memory of 4732	1308	a59d604f68d17572e8277dd461af942f.exe	89
PID 1308 wrote to memory of 4732	1308	a59d604f68d17572e8277dd461af942f.exe	89
PID 1308 wrote to memory of 4732	1308	a59d604f68d17572e8277dd461af942f.exe	89
PID 1308 wrote to memory of 4732	1308	a59d604f68d17572e8277dd461af942f.exe	89
PID 4732 wrote to memory of 4476	4732	a59d604f68d17572e8277dd461af942f.exe	91
PID 4732 wrote to memory of 4476	4732	a59d604f68d17572e8277dd461af942f.exe	91
PID 4732 wrote to memory of 4476	4732	a59d604f68d17572e8277dd461af942f.exe	91
PID 4732 wrote to memory of 4476	4732	a59d604f68d17572e8277dd461af942f.exe	91
PID 4732 wrote to memory of 4992	4732	a59d604f68d17572e8277dd461af942f.exe	93
PID 4732 wrote to memory of 4992	4732	a59d604f68d17572e8277dd461af942f.exe	93
PID 4732 wrote to memory of 4992	4732	a59d604f68d17572e8277dd461af942f.exe	93

C:\Users\Admin\AppData\Local\Temp\a59d604f68d17572e8277dd461af942f.exe
"C:\Users\Admin\AppData\Local\Temp\a59d604f68d17572e8277dd461af942f.exe"
1⤵
- Suspicious use of SetThreadContext
- Suspicious use of SetWindowsHookEx
- Suspicious use of WriteProcessMemory
PID:1308
- C:\Users\Admin\AppData\Local\Temp\a59d604f68d17572e8277dd461af942f.exe
  2⤵
  - Suspicious use of WriteProcessMemory
  PID:4732
- - C:\Windows\SysWOW64\svchost.exe
    svchost.exe
    3⤵
    PID:4476
  - - C:\Windows\SysWOW64\WerFault.exe
      C:\Windows\SysWOW64\WerFault.exe -u -p 4476 -s 480
      4⤵
      Program crash
      PID:4396
  - - C:\Windows\SysWOW64\WerFault.exe
      C:\Windows\SysWOW64\WerFault.exe -u -p 4476 -s 504
      4⤵
      Program crash
      PID:2028
- - C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe
    "C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe"
    3⤵
    PID:4992

C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -pss -s 368 -p 4476 -ip 4476
1⤵
PID:1948

C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -pss -s 488 -p 4476 -ip 4476
1⤵
PID:1252

Network

MITRE ATT&CK Enterprise v15

Reconnaissance

Resource Development

Initial Access

Execution

Persistence

Privilege Escalation

Defense Evasion

Credential Access

Discovery

System Information Discovery

T1082

Lateral Movement

Collection

Command and Control

Exfiltration

Impact

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Downloads

memory/4476-6-0x0000000010000000-0x0000000010047000-memory.dmp

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memory/4476-8-0x0000000010000000-0x0000000010047000-memory.dmp

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memory/4732-2-0x0000000010000000-0x0000000010047000-memory.dmp

Download

memory/4732-3-0x0000000010000000-0x0000000010047000-memory.dmp

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memory/4732-4-0x0000000010000000-0x0000000010047000-memory.dmp

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memory/4732-5-0x0000000010000000-0x0000000010047000-memory.dmp

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memory/4732-7-0x0000000010000000-0x0000000010047000-memory.dmp

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Analysis

Sharing

General

Malware Config

Signatures

Processes

Network

MITRE ATT&CK Enterprise v15

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Downloads