xtremerat | 9167a67973b60c1e532c8ecf7cf510b995bf067b9fd0f3ac9ffd64676f67e56a

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
20/03/2024, 00:47

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General

Target
d77e91f6112f6deaa51e15aabaca07fa.exe
Size 33KB
Sample240320-a49bgacd28
SHA256 9167a67973b60c1e532c8ecf7cf510b995bf067b9fd0f3ac9ffd64676f67e56a
MD5 d77e91f6112f6deaa51e15aabaca07fa
SHA1 309f6a8616f6fb7594a4edc02cd4ecd309499666
SHA512 303cecebe054416038beb2f4a799be389734041f557be0cb9693aef3b635cc50ee8b7fa4f76e800cb2f6a21e3c9744b874ffe2658dbf5dc945bd319642175cbc
SSDEEP 768:oMuijtHf5g7/IIG3bGcYDBSvFIWuePQDGEsgCBZXXdvWFIQ:BNW71rcYDAWeoDrsDHXdeFI
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/396-1-0x0000000010000000-0x000000001004D000-memory.dmp	family_xtremerat
behavioral2/memory/2156-2-0x0000000010000000-0x000000001004D000-memory.dmp	family_xtremerat
behavioral2/memory/396-3-0x0000000010000000-0x000000001004D000-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/2156-0-0x0000000010000000-0x000000001004D000-memory.dmp	upx
behavioral2/memory/396-1-0x0000000010000000-0x000000001004D000-memory.dmp	upx
behavioral2/memory/2156-2-0x0000000010000000-0x000000001004D000-memory.dmp	upx
behavioral2/memory/396-3-0x0000000010000000-0x000000001004D000-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
3048	396	WerFault.exe	88
2644	396	WerFault.exe	88

Suspicious use of WriteProcessMemory 7 IoCs

description	pid	Process	procid_target
PID 2156 wrote to memory of 396	2156	d77e91f6112f6deaa51e15aabaca07fa.exe	88
PID 2156 wrote to memory of 396	2156	d77e91f6112f6deaa51e15aabaca07fa.exe	88
PID 2156 wrote to memory of 396	2156	d77e91f6112f6deaa51e15aabaca07fa.exe	88
PID 2156 wrote to memory of 396	2156	d77e91f6112f6deaa51e15aabaca07fa.exe	88
PID 2156 wrote to memory of 4080	2156	d77e91f6112f6deaa51e15aabaca07fa.exe	89
PID 2156 wrote to memory of 4080	2156	d77e91f6112f6deaa51e15aabaca07fa.exe	89
PID 2156 wrote to memory of 4080	2156	d77e91f6112f6deaa51e15aabaca07fa.exe	89

C:\Users\Admin\AppData\Local\Temp\d77e91f6112f6deaa51e15aabaca07fa.exe
"C:\Users\Admin\AppData\Local\Temp\d77e91f6112f6deaa51e15aabaca07fa.exe"
1⤵
- Suspicious use of WriteProcessMemory
PID:2156
- C:\Windows\SysWOW64\svchost.exe
  svchost.exe
  2⤵
  PID:396
- - C:\Windows\SysWOW64\WerFault.exe
    C:\Windows\SysWOW64\WerFault.exe -u -p 396 -s 476
    3⤵
    - Program crash
    PID:3048
- - C:\Windows\SysWOW64\WerFault.exe
    C:\Windows\SysWOW64\WerFault.exe -u -p 396 -s 488
    3⤵
    - Program crash
    PID:2644
- C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe
  "C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe"
  2⤵
  PID:4080

C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -pss -s 416 -p 396 -ip 396
1⤵
PID:5008

C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -pss -s 516 -p 396 -ip 396
1⤵
PID:3612

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/396-1-0x0000000010000000-0x000000001004D000-memory.dmp

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memory/396-3-0x0000000010000000-0x000000001004D000-memory.dmp

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memory/2156-0-0x0000000010000000-0x000000001004D000-memory.dmp

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memory/2156-2-0x0000000010000000-0x000000001004D000-memory.dmp

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Analysis

Sharing

General

Malware Config

Signatures

Processes

Network

MITRE ATT&CK Enterprise v15

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Downloads