xtremerat | 91de4ba4576642c235b66494fc94014f0da145192d500a7514120523b59a3208

Analysis

max time kernel
120s
max time network
16s
platform
windows7_x64
resource
win7-20240903-en
resource tags

arch:x64arch:x86image:win7-20240903-enlocale:en-usos:windows7-x64system
submitted
01-02-2025 22:15

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General

Target

91de4ba4576642c235b66494fc94014f0da145192d500a7514120523b59a3208N.exe
Size

33KB
MD5

25c370a93ff31aea83a566b5d7ed9620
SHA1

2b95e662ebffaecab3a60e63f6561d6f21d781e2
SHA256

91de4ba4576642c235b66494fc94014f0da145192d500a7514120523b59a3208
SHA512

701222b38259293c22ddb0cfa4e8bdf2fcd7272561d672e58a6a9167e145a674cfe7a9a1fae531fd7a373fbc1c5d650f2963a4573e6e8ce295aeb604c2e067b6
SSDEEP

768:cMuijtHf5g7/IIG3bGcYDBSvFIWuePQtv66lNTkO7+wCqFS:VNW71rcYDAWeotvXlNnH

Score

10^/10

xtremerat discovery persistence rat spyware upx

Malware Config

Extracted

Family

xtremerat

abdo198916.linkpc.net

F:\برazoz.azoz5.linkpc.net

橀Ýàꄰabdo.alkaptn.linkpc.net

Signatures

Detect XtremeRAT payload 3 IoCs

resource	yara_rule
behavioral1/memory/2912-3-0x0000000010000000-0x000000001004D000-memory.dmp	family_xtremerat
behavioral1/memory/1488-4-0x0000000010000000-0x000000001004D000-memory.dmp	family_xtremerat
behavioral1/memory/2912-5-0x0000000010000000-0x000000001004D000-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

UPX packed file 4 IoCs

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

upx

resource	yara_rule
behavioral1/memory/1488-0-0x0000000010000000-0x000000001004D000-memory.dmp	upx
behavioral1/memory/2912-3-0x0000000010000000-0x000000001004D000-memory.dmp	upx
behavioral1/memory/1488-4-0x0000000010000000-0x000000001004D000-memory.dmp	upx
behavioral1/memory/2912-5-0x0000000010000000-0x000000001004D000-memory.dmp	upx

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	91de4ba4576642c235b66494fc94014f0da145192d500a7514120523b59a3208N.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	svchost.exe

Suspicious use of WriteProcessMemory 10 IoCs

description	pid	Process	procid_target
PID 1488 wrote to memory of 2912	1488	91de4ba4576642c235b66494fc94014f0da145192d500a7514120523b59a3208N.exe	31
PID 1488 wrote to memory of 2912	1488	91de4ba4576642c235b66494fc94014f0da145192d500a7514120523b59a3208N.exe	31
PID 1488 wrote to memory of 2912	1488	91de4ba4576642c235b66494fc94014f0da145192d500a7514120523b59a3208N.exe	31
PID 1488 wrote to memory of 2912	1488	91de4ba4576642c235b66494fc94014f0da145192d500a7514120523b59a3208N.exe	31
PID 1488 wrote to memory of 2912	1488	91de4ba4576642c235b66494fc94014f0da145192d500a7514120523b59a3208N.exe	31
PID 1488 wrote to memory of 1696	1488	91de4ba4576642c235b66494fc94014f0da145192d500a7514120523b59a3208N.exe	32
PID 1488 wrote to memory of 1696	1488	91de4ba4576642c235b66494fc94014f0da145192d500a7514120523b59a3208N.exe	32
PID 1488 wrote to memory of 1696	1488	91de4ba4576642c235b66494fc94014f0da145192d500a7514120523b59a3208N.exe	32
PID 1488 wrote to memory of 1696	1488	91de4ba4576642c235b66494fc94014f0da145192d500a7514120523b59a3208N.exe	32
PID 1488 wrote to memory of 1696	1488	91de4ba4576642c235b66494fc94014f0da145192d500a7514120523b59a3208N.exe	32

C:\Users\Admin\AppData\Local\Temp\91de4ba4576642c235b66494fc94014f0da145192d500a7514120523b59a3208N.exe
"C:\Users\Admin\AppData\Local\Temp\91de4ba4576642c235b66494fc94014f0da145192d500a7514120523b59a3208N.exe"
1⤵
- System Location Discovery: System Language Discovery
- Suspicious use of WriteProcessMemory
PID:1488
- C:\Windows\SysWOW64\svchost.exe
  svchost.exe
  2⤵
  - System Location Discovery: System Language Discovery
  PID:2912
- C:\Program Files\Internet Explorer\iexplore.exe
  "C:\Program Files\Internet Explorer\iexplore.exe"
  2⤵
  PID:1696

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

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Downloads

memory/1488-0-0x0000000010000000-0x000000001004D000-memory.dmp

Filesize
308KB

Download
memory/1488-4-0x0000000010000000-0x000000001004D000-memory.dmp

Filesize
308KB

Download
memory/2912-1-0x0000000010000000-0x000000001004D000-memory.dmp

Filesize
308KB

Download
memory/2912-3-0x0000000010000000-0x000000001004D000-memory.dmp

Filesize
308KB

Download
memory/2912-5-0x0000000010000000-0x000000001004D000-memory.dmp

Filesize
308KB

Download