a290b9bbf1f0067217a8e0a93267e2f1854a2ef57f0bb1bd0033692adc3f262f

General

Target

a290b9bbf1f0067217a8e0a93267e2f1854a2ef57f0bb1bd0033692adc3f262f.exe
Size

935KB
MD5

c5745d6af978e789377101ff31c984c4
SHA1

83e821a2757d10783debd6278b00669f322bb03e
SHA256

a290b9bbf1f0067217a8e0a93267e2f1854a2ef57f0bb1bd0033692adc3f262f
SHA512

6cc32dbb1c6a5e9b05593a6a19fbc29fff13119618eaa82d2e08665e660096c044698d04f87cf5883c46a043212b2bc4100f4453b9e965fb33f46e776888213c
SSDEEP

12288:p5Yr15f753d5QWIDz/Wz9NCyzHinLipNDJ5eoFb0OZ/WiGaks+HL63S27x4o:pyHv5Z+Wzv7AiBll0OBWi6si9GB

Score

8^/10

upx

Malware Config

Signatures

UPX packed file 8 IoCs

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

upx

resource	yara_rule
behavioral1/memory/1224-55-0x0000000000400000-0x00000000004F2000-memory.dmp	upx
behavioral1/memory/1224-57-0x0000000000400000-0x00000000004F2000-memory.dmp	upx
behavioral1/memory/1224-58-0x0000000000400000-0x00000000004F2000-memory.dmp	upx
behavioral1/memory/1224-62-0x0000000000400000-0x00000000004F2000-memory.dmp	upx
behavioral1/memory/1224-63-0x0000000000400000-0x00000000004F2000-memory.dmp	upx
behavioral1/memory/1224-64-0x0000000000400000-0x00000000004F2000-memory.dmp	upx
behavioral1/memory/1224-65-0x0000000000400000-0x00000000004F2000-memory.dmp	upx
behavioral1/memory/1224-66-0x0000000000400000-0x00000000004F2000-memory.dmp	upx

Checks BIOS information in registry 2 TTPs 2 IoCs

BIOS information is often read in order to detect sandboxing environments.

Query Registry

T1012

System Information Discovery

T1082

description	ioc	Process
Key value queried	\REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\SystemBiosVersion	a290b9bbf1f0067217a8e0a93267e2f1854a2ef57f0bb1bd0033692adc3f262f.exe
Key value queried	\REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\VideoBiosVersion	a290b9bbf1f0067217a8e0a93267e2f1854a2ef57f0bb1bd0033692adc3f262f.exe

Maps connected drives based on registry 3 TTPs 2 IoCs

Disk information is often read in order to detect sandboxing environments.

Query Registry

T1012

Peripheral Device Discovery

T1120

System Information Discovery

T1082

description	ioc	Process
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Services\Disk\Enum	a290b9bbf1f0067217a8e0a93267e2f1854a2ef57f0bb1bd0033692adc3f262f.exe
Key value queried	\REGISTRY\MACHINE\SYSTEM\ControlSet001\services\Disk\Enum\0	a290b9bbf1f0067217a8e0a93267e2f1854a2ef57f0bb1bd0033692adc3f262f.exe

Suspicious use of SetThreadContext 1 IoCs

description	pid	Process	procid_target
PID 2024 set thread context of 1224	2024	a290b9bbf1f0067217a8e0a93267e2f1854a2ef57f0bb1bd0033692adc3f262f.exe	28

Suspicious use of SetWindowsHookEx 1 IoCs

pid	Process
1224	a290b9bbf1f0067217a8e0a93267e2f1854a2ef57f0bb1bd0033692adc3f262f.exe

Suspicious use of WriteProcessMemory 8 IoCs

description	pid	Process	procid_target
PID 2024 wrote to memory of 1224	2024	a290b9bbf1f0067217a8e0a93267e2f1854a2ef57f0bb1bd0033692adc3f262f.exe	28
PID 2024 wrote to memory of 1224	2024	a290b9bbf1f0067217a8e0a93267e2f1854a2ef57f0bb1bd0033692adc3f262f.exe	28
PID 2024 wrote to memory of 1224	2024	a290b9bbf1f0067217a8e0a93267e2f1854a2ef57f0bb1bd0033692adc3f262f.exe	28
PID 2024 wrote to memory of 1224	2024	a290b9bbf1f0067217a8e0a93267e2f1854a2ef57f0bb1bd0033692adc3f262f.exe	28
PID 2024 wrote to memory of 1224	2024	a290b9bbf1f0067217a8e0a93267e2f1854a2ef57f0bb1bd0033692adc3f262f.exe	28
PID 2024 wrote to memory of 1224	2024	a290b9bbf1f0067217a8e0a93267e2f1854a2ef57f0bb1bd0033692adc3f262f.exe	28
PID 2024 wrote to memory of 1224	2024	a290b9bbf1f0067217a8e0a93267e2f1854a2ef57f0bb1bd0033692adc3f262f.exe	28
PID 2024 wrote to memory of 1224	2024	a290b9bbf1f0067217a8e0a93267e2f1854a2ef57f0bb1bd0033692adc3f262f.exe	28

C:\Users\Admin\AppData\Local\Temp\a290b9bbf1f0067217a8e0a93267e2f1854a2ef57f0bb1bd0033692adc3f262f.exe
"C:\Users\Admin\AppData\Local\Temp\a290b9bbf1f0067217a8e0a93267e2f1854a2ef57f0bb1bd0033692adc3f262f.exe"
1⤵
- Checks BIOS information in registry
- Maps connected drives based on registry
- Suspicious use of SetThreadContext
- Suspicious use of WriteProcessMemory
PID:2024
- C:\Users\Admin\AppData\Local\Temp\a290b9bbf1f0067217a8e0a93267e2f1854a2ef57f0bb1bd0033692adc3f262f.exe
  "C:\Users\Admin\AppData\Local\Temp\a290b9bbf1f0067217a8e0a93267e2f1854a2ef57f0bb1bd0033692adc3f262f.exe" Track="0001001000"
  2⤵
  - Suspicious use of SetWindowsHookEx
  PID:1224

Network

MITRE ATT&CK Enterprise v6

Initial Access

Execution

Persistence

Privilege Escalation

Defense Evasion

Credential Access

Discovery

Peripheral Device Discovery

Query Registry

System Information Discovery

2

T1082

Lateral Movement

Collection

Command and Control

Exfiltration

Impact

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Downloads

memory/1224-54-0x0000000000400000-0x00000000004F2000-memory.dmp

Filesize
968KB

Download
memory/1224-55-0x0000000000400000-0x00000000004F2000-memory.dmp

Filesize
968KB

Download
memory/1224-57-0x0000000000400000-0x00000000004F2000-memory.dmp

Filesize
968KB

Download
memory/1224-58-0x0000000000400000-0x00000000004F2000-memory.dmp

Filesize
968KB

Download
memory/1224-61-0x00000000766D1000-0x00000000766D3000-memory.dmp

Filesize
8KB

Download
memory/1224-62-0x0000000000400000-0x00000000004F2000-memory.dmp

Filesize
968KB

Download
memory/1224-63-0x0000000000400000-0x00000000004F2000-memory.dmp

Filesize
968KB

Download
memory/1224-64-0x0000000000400000-0x00000000004F2000-memory.dmp

Filesize
968KB

Download
memory/1224-65-0x0000000000400000-0x00000000004F2000-memory.dmp

Filesize
968KB

Download
memory/1224-66-0x0000000000400000-0x00000000004F2000-memory.dmp

Filesize
968KB

Download

Analysis

Sharing

General

Malware Config

Signatures

Processes

Network

MITRE ATT&CK Enterprise v6

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Downloads