xtremerat | e0465698dcd24adc8207fa95c10c06c2a01905b75d31c06e648038ff857a82dd

Analysis

max time kernel
149s
max time network
151s
platform
windows10-2004_x64
resource
win10v2004-20240226-en
resource tags

arch:x64arch:x86image:win10v2004-20240226-enlocale:en-usos:windows10-2004-x64system
submitted
13/03/2024, 07:38

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General

Target
c555549a357334ca22ddefcb3383c75b.exe
Size 33KB
Sample240313-jgt3psga3v
SHA256 e0465698dcd24adc8207fa95c10c06c2a01905b75d31c06e648038ff857a82dd
MD5 c555549a357334ca22ddefcb3383c75b
SHA1 02ef0686bbb6dba027e0deae6989bd0b91549571
SHA512 04460cda14d2e3d53eb4c85f81f5a6c934f9b3e10fa987b6d2f277a0e7a3c6de6d78ab3ffce0f55828849d42a0b0fd0d60d003e812e9a10b37d1d15401e703df
SSDEEP 768:VMuijtHf5g7/IIG3bGcYDBSvFIWuePQDGEsgCBaXv+DzA:eNW71rcYDAWeoDrsDYQ
MD5 SHA1 SHA512 SSDEEP

Score

10^/10

xtremerat persistence rat spyware upx

Malware Config

Signatures

Detect XtremeRAT payload 3 IoCs

resource	yara_rule
behavioral2/memory/3740-1-0x0000000010000000-0x000000001004D000-memory.dmp	family_xtremerat
behavioral2/memory/212-2-0x0000000010000000-0x000000001004D000-memory.dmp	family_xtremerat
behavioral2/memory/3740-3-0x0000000010000000-0x000000001004D000-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

UPX packed file 4 IoCs

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

upx

resource	yara_rule
behavioral2/memory/212-0-0x0000000010000000-0x000000001004D000-memory.dmp	upx
behavioral2/memory/3740-1-0x0000000010000000-0x000000001004D000-memory.dmp	upx
behavioral2/memory/212-2-0x0000000010000000-0x000000001004D000-memory.dmp	upx
behavioral2/memory/3740-3-0x0000000010000000-0x000000001004D000-memory.dmp	upx

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
400	3740	WerFault.exe	89
5052	3740	WerFault.exe	89

Suspicious use of WriteProcessMemory 7 IoCs

description	pid	Process	procid_target
PID 212 wrote to memory of 3740	212	c555549a357334ca22ddefcb3383c75b.exe	89
PID 212 wrote to memory of 3740	212	c555549a357334ca22ddefcb3383c75b.exe	89
PID 212 wrote to memory of 3740	212	c555549a357334ca22ddefcb3383c75b.exe	89
PID 212 wrote to memory of 3740	212	c555549a357334ca22ddefcb3383c75b.exe	89
PID 212 wrote to memory of 4392	212	c555549a357334ca22ddefcb3383c75b.exe	90
PID 212 wrote to memory of 4392	212	c555549a357334ca22ddefcb3383c75b.exe	90
PID 212 wrote to memory of 4392	212	c555549a357334ca22ddefcb3383c75b.exe	90

C:\Users\Admin\AppData\Local\Temp\c555549a357334ca22ddefcb3383c75b.exe
"C:\Users\Admin\AppData\Local\Temp\c555549a357334ca22ddefcb3383c75b.exe"
1⤵
- Suspicious use of WriteProcessMemory
PID:212
- C:\Windows\SysWOW64\svchost.exe
  svchost.exe
  2⤵
  PID:3740
- - C:\Windows\SysWOW64\WerFault.exe
    C:\Windows\SysWOW64\WerFault.exe -u -p 3740 -s 472
    3⤵
    - Program crash
    PID:400
- - C:\Windows\SysWOW64\WerFault.exe
    C:\Windows\SysWOW64\WerFault.exe -u -p 3740 -s 488
    3⤵
    - Program crash
    PID:5052
- C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe
  "C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe"
  2⤵
  PID:4392

C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -pss -s 408 -p 3740 -ip 3740
1⤵
PID:5076

C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -pss -s 492 -p 3740 -ip 3740
1⤵
PID:3988

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/212-0-0x0000000010000000-0x000000001004D000-memory.dmp

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memory/212-2-0x0000000010000000-0x000000001004D000-memory.dmp

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memory/3740-1-0x0000000010000000-0x000000001004D000-memory.dmp

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memory/3740-3-0x0000000010000000-0x000000001004D000-memory.dmp

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Analysis

Sharing

General

Malware Config

Signatures

Processes

Network

MITRE ATT&CK Enterprise v15

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Downloads