40c4f2dda8823849722dfc0ac456800efda387605f0e0a87952dde24239dc38b

General

Target

40c4f2dda8823849722dfc0ac456800efda387605f0e0a87952dde24239dc38b.exe
Size

931KB
MD5

7dea98eeeb975d5162f04fa5ada1559f
SHA1

cd91898c871d40b3c17adbe5f6fb3a61810ed2fd
SHA256

40c4f2dda8823849722dfc0ac456800efda387605f0e0a87952dde24239dc38b
SHA512

49a8e5bd80208b1c6bcc0dc7de6d6e8345a8456392da828a0f7ca8d390f8be41f9feb851bcf52abba0876aa38983d82c915cd5acf5a9a5bdba3e75dae6cb7e37
SSDEEP

24576:y6IMwPvmB/wWq+5DUTt7FGSwmpu8nL6YK:y6j19rut7FoU56

Score

8^/10

upx

Malware Config

Signatures

UPX packed file 7 IoCs

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

upx

resource	yara_rule
behavioral1/memory/1232-55-0x0000000000400000-0x00000000004EA000-memory.dmp	upx
behavioral1/memory/1232-57-0x0000000000400000-0x00000000004EA000-memory.dmp	upx
behavioral1/memory/1232-58-0x0000000000400000-0x00000000004EA000-memory.dmp	upx
behavioral1/memory/1232-62-0x0000000000400000-0x00000000004EA000-memory.dmp	upx
behavioral1/memory/1232-63-0x0000000000400000-0x00000000004EA000-memory.dmp	upx
behavioral1/memory/1232-64-0x0000000000400000-0x00000000004EA000-memory.dmp	upx
behavioral1/memory/1232-65-0x0000000000400000-0x00000000004EA000-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	40c4f2dda8823849722dfc0ac456800efda387605f0e0a87952dde24239dc38b.exe
Key value queried	\REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\VideoBiosVersion	40c4f2dda8823849722dfc0ac456800efda387605f0e0a87952dde24239dc38b.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	40c4f2dda8823849722dfc0ac456800efda387605f0e0a87952dde24239dc38b.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Services\Disk\Enum	40c4f2dda8823849722dfc0ac456800efda387605f0e0a87952dde24239dc38b.exe

Suspicious use of SetThreadContext 1 IoCs

description	pid	Process	procid_target
PID 964 set thread context of 1232	964	40c4f2dda8823849722dfc0ac456800efda387605f0e0a87952dde24239dc38b.exe	29

Suspicious use of SetWindowsHookEx 1 IoCs

pid	Process
1232	40c4f2dda8823849722dfc0ac456800efda387605f0e0a87952dde24239dc38b.exe

Suspicious use of WriteProcessMemory 8 IoCs

description	pid	Process	procid_target
PID 964 wrote to memory of 1232	964	40c4f2dda8823849722dfc0ac456800efda387605f0e0a87952dde24239dc38b.exe	29
PID 964 wrote to memory of 1232	964	40c4f2dda8823849722dfc0ac456800efda387605f0e0a87952dde24239dc38b.exe	29
PID 964 wrote to memory of 1232	964	40c4f2dda8823849722dfc0ac456800efda387605f0e0a87952dde24239dc38b.exe	29
PID 964 wrote to memory of 1232	964	40c4f2dda8823849722dfc0ac456800efda387605f0e0a87952dde24239dc38b.exe	29
PID 964 wrote to memory of 1232	964	40c4f2dda8823849722dfc0ac456800efda387605f0e0a87952dde24239dc38b.exe	29
PID 964 wrote to memory of 1232	964	40c4f2dda8823849722dfc0ac456800efda387605f0e0a87952dde24239dc38b.exe	29
PID 964 wrote to memory of 1232	964	40c4f2dda8823849722dfc0ac456800efda387605f0e0a87952dde24239dc38b.exe	29
PID 964 wrote to memory of 1232	964	40c4f2dda8823849722dfc0ac456800efda387605f0e0a87952dde24239dc38b.exe	29

C:\Users\Admin\AppData\Local\Temp\40c4f2dda8823849722dfc0ac456800efda387605f0e0a87952dde24239dc38b.exe
"C:\Users\Admin\AppData\Local\Temp\40c4f2dda8823849722dfc0ac456800efda387605f0e0a87952dde24239dc38b.exe"
1⤵
- Checks BIOS information in registry
- Maps connected drives based on registry
- Suspicious use of SetThreadContext
- Suspicious use of WriteProcessMemory
PID:964
- C:\Users\Admin\AppData\Local\Temp\40c4f2dda8823849722dfc0ac456800efda387605f0e0a87952dde24239dc38b.exe
  "C:\Users\Admin\AppData\Local\Temp\40c4f2dda8823849722dfc0ac456800efda387605f0e0a87952dde24239dc38b.exe" Track="0001001000"
  2⤵
  - Suspicious use of SetWindowsHookEx
  PID:1232

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/1232-54-0x0000000000400000-0x00000000004EA000-memory.dmp

Filesize
936KB

Download
memory/1232-55-0x0000000000400000-0x00000000004EA000-memory.dmp

Filesize
936KB

Download
memory/1232-57-0x0000000000400000-0x00000000004EA000-memory.dmp

Filesize
936KB

Download
memory/1232-58-0x0000000000400000-0x00000000004EA000-memory.dmp

Filesize
936KB

Download
memory/1232-59-0x00000000004E89C0-mapping.dmp

Download
memory/1232-61-0x0000000074AB1000-0x0000000074AB3000-memory.dmp

Filesize
8KB

Download
memory/1232-62-0x0000000000400000-0x00000000004EA000-memory.dmp

Filesize
936KB

Download
memory/1232-63-0x0000000000400000-0x00000000004EA000-memory.dmp

Filesize
936KB

Download
memory/1232-64-0x0000000000400000-0x00000000004EA000-memory.dmp

Filesize
936KB

Download
memory/1232-65-0x0000000000400000-0x00000000004EA000-memory.dmp

Filesize
936KB

Download

Analysis

Sharing

General

Malware Config

Signatures

Processes

Network

MITRE ATT&CK Enterprise v6

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Downloads