2736bb83af1f4fab35c6a24cf4508c70c59fa975f90b33e574f2e85ae2a2a7db

General

Target

2736bb83af1f4fab35c6a24cf4508c70c59fa975f90b33e574f2e85ae2a2a7db.exe
Size

935KB
MD5

648a845392f56b7dd646b9f69d60fda1
SHA1

0501f3e19ea2e1fa891a305fbcf5ddd40de16b03
SHA256

2736bb83af1f4fab35c6a24cf4508c70c59fa975f90b33e574f2e85ae2a2a7db
SHA512

ef202b37311464a4cd58fa25918fcb792a89d9c89847575f54a367ee73600874e1f75e2420c42be00d822b61047c1980f1ef8fded2a8c6978557b4cb8280b2d2
SSDEEP

12288:Y5Yr15f753d5QWIDz/Wz9NCyzHinLipNDJ5eoFb0OZ/WiGaks+HL63S27x4:YyHv5Z+Wzv7AiBll0OBWi6si9G

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/1540-55-0x0000000000400000-0x00000000004F2000-memory.dmp	upx
behavioral1/memory/1540-57-0x0000000000400000-0x00000000004F2000-memory.dmp	upx
behavioral1/memory/1540-58-0x0000000000400000-0x00000000004F2000-memory.dmp	upx
behavioral1/memory/1540-61-0x0000000000400000-0x00000000004F2000-memory.dmp	upx
behavioral1/memory/1540-63-0x0000000000400000-0x00000000004F2000-memory.dmp	upx
behavioral1/memory/1540-64-0x0000000000400000-0x00000000004F2000-memory.dmp	upx
behavioral1/memory/1540-65-0x0000000000400000-0x00000000004F2000-memory.dmp	upx
behavioral1/memory/1540-66-0x0000000000400000-0x00000000004F2000-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	2736bb83af1f4fab35c6a24cf4508c70c59fa975f90b33e574f2e85ae2a2a7db.exe
Key value queried	\REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\VideoBiosVersion	2736bb83af1f4fab35c6a24cf4508c70c59fa975f90b33e574f2e85ae2a2a7db.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 value queried	\REGISTRY\MACHINE\SYSTEM\ControlSet001\services\Disk\Enum\0	2736bb83af1f4fab35c6a24cf4508c70c59fa975f90b33e574f2e85ae2a2a7db.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Services\Disk\Enum	2736bb83af1f4fab35c6a24cf4508c70c59fa975f90b33e574f2e85ae2a2a7db.exe

Suspicious use of SetThreadContext 1 IoCs

description	pid	Process	procid_target
PID 2024 set thread context of 1540	2024	2736bb83af1f4fab35c6a24cf4508c70c59fa975f90b33e574f2e85ae2a2a7db.exe	27

Suspicious use of SetWindowsHookEx 1 IoCs

pid	Process
1540	2736bb83af1f4fab35c6a24cf4508c70c59fa975f90b33e574f2e85ae2a2a7db.exe

Suspicious use of WriteProcessMemory 8 IoCs

description	pid	Process	procid_target
PID 2024 wrote to memory of 1540	2024	2736bb83af1f4fab35c6a24cf4508c70c59fa975f90b33e574f2e85ae2a2a7db.exe	27
PID 2024 wrote to memory of 1540	2024	2736bb83af1f4fab35c6a24cf4508c70c59fa975f90b33e574f2e85ae2a2a7db.exe	27
PID 2024 wrote to memory of 1540	2024	2736bb83af1f4fab35c6a24cf4508c70c59fa975f90b33e574f2e85ae2a2a7db.exe	27
PID 2024 wrote to memory of 1540	2024	2736bb83af1f4fab35c6a24cf4508c70c59fa975f90b33e574f2e85ae2a2a7db.exe	27
PID 2024 wrote to memory of 1540	2024	2736bb83af1f4fab35c6a24cf4508c70c59fa975f90b33e574f2e85ae2a2a7db.exe	27
PID 2024 wrote to memory of 1540	2024	2736bb83af1f4fab35c6a24cf4508c70c59fa975f90b33e574f2e85ae2a2a7db.exe	27
PID 2024 wrote to memory of 1540	2024	2736bb83af1f4fab35c6a24cf4508c70c59fa975f90b33e574f2e85ae2a2a7db.exe	27
PID 2024 wrote to memory of 1540	2024	2736bb83af1f4fab35c6a24cf4508c70c59fa975f90b33e574f2e85ae2a2a7db.exe	27

C:\Users\Admin\AppData\Local\Temp\2736bb83af1f4fab35c6a24cf4508c70c59fa975f90b33e574f2e85ae2a2a7db.exe
"C:\Users\Admin\AppData\Local\Temp\2736bb83af1f4fab35c6a24cf4508c70c59fa975f90b33e574f2e85ae2a2a7db.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\2736bb83af1f4fab35c6a24cf4508c70c59fa975f90b33e574f2e85ae2a2a7db.exe
  "C:\Users\Admin\AppData\Local\Temp\2736bb83af1f4fab35c6a24cf4508c70c59fa975f90b33e574f2e85ae2a2a7db.exe" Track="0001001000"
  2⤵
  - Suspicious use of SetWindowsHookEx
  PID:1540

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/1540-55-0x0000000000400000-0x00000000004F2000-memory.dmp

Filesize
968KB

Download
memory/1540-57-0x0000000000400000-0x00000000004F2000-memory.dmp

Filesize
968KB

Download
memory/1540-54-0x0000000000400000-0x00000000004F2000-memory.dmp

Filesize
968KB

Download
memory/1540-58-0x0000000000400000-0x00000000004F2000-memory.dmp

Filesize
968KB

Download
memory/1540-61-0x0000000000400000-0x00000000004F2000-memory.dmp

Filesize
968KB

Download
memory/1540-62-0x0000000075F81000-0x0000000075F83000-memory.dmp

Filesize
8KB

Download
memory/1540-63-0x0000000000400000-0x00000000004F2000-memory.dmp

Filesize
968KB

Download
memory/1540-64-0x0000000000400000-0x00000000004F2000-memory.dmp

Filesize
968KB

Download
memory/1540-65-0x0000000000400000-0x00000000004F2000-memory.dmp

Filesize
968KB

Download
memory/1540-66-0x0000000000400000-0x00000000004F2000-memory.dmp

Filesize
968KB

Download

Analysis

Sharing

General

Malware Config

Signatures

Processes

Network

MITRE ATT&CK Enterprise v6

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Downloads