31acc68153c658153932c3259b6d160ef8a9fc4fa08b83dbf3fdb2308f4033ec

Analysis

max time kernel
55s
max time network
96s
platform
windows7_x64
resource
win7-20221111-en
resource tags

arch:x64arch:x86image:win7-20221111-enlocale:en-usos:windows7-x64system
submitted
25/11/2022, 14:40

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General

Target

31acc68153c658153932c3259b6d160ef8a9fc4fa08b83dbf3fdb2308f4033ec.exe
Size

935KB
MD5

346421bd1dcf3f7058540c88ca26a394
SHA1

1aaa0f8dc59472c09a8e5dbd75b051e8c162582d
SHA256

31acc68153c658153932c3259b6d160ef8a9fc4fa08b83dbf3fdb2308f4033ec
SHA512

26e3eff1ed44b167c817bc37d606aaf60d306ef28ad0753b49e77ced7fe38b0fdd77a9dc1e1022a902d7779ebbe8db29d144ef7877f7b39cfe9a6516167ad9d4
SSDEEP

12288:J5Yr15f753d5QWIDz/Wz9NCyzHinLipNDJ5eoFb0OZ/WiGaks+HL63S27x4i:JyHv5Z+Wzv7AiBll0OBWi6si9G7

Score

8^/10

upx

Malware Config

Signatures

UPX packed file 6 IoCs

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

upx

resource	yara_rule
behavioral1/memory/580-55-0x0000000000400000-0x00000000004F2000-memory.dmp	upx
behavioral1/memory/580-57-0x0000000000400000-0x00000000004F2000-memory.dmp	upx
behavioral1/memory/580-58-0x0000000000400000-0x00000000004F2000-memory.dmp	upx
behavioral1/memory/580-62-0x0000000000400000-0x00000000004F2000-memory.dmp	upx
behavioral1/memory/580-63-0x0000000000400000-0x00000000004F2000-memory.dmp	upx
behavioral1/memory/580-64-0x0000000000400000-0x00000000004F2000-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	31acc68153c658153932c3259b6d160ef8a9fc4fa08b83dbf3fdb2308f4033ec.exe
Key value queried	\REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\VideoBiosVersion	31acc68153c658153932c3259b6d160ef8a9fc4fa08b83dbf3fdb2308f4033ec.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	31acc68153c658153932c3259b6d160ef8a9fc4fa08b83dbf3fdb2308f4033ec.exe
Key value queried	\REGISTRY\MACHINE\SYSTEM\ControlSet001\services\Disk\Enum\0	31acc68153c658153932c3259b6d160ef8a9fc4fa08b83dbf3fdb2308f4033ec.exe

Suspicious use of SetThreadContext 1 IoCs

description	pid	Process	procid_target
PID 1352 set thread context of 580	1352	31acc68153c658153932c3259b6d160ef8a9fc4fa08b83dbf3fdb2308f4033ec.exe	29

Suspicious use of SetWindowsHookEx 1 IoCs

pid	Process
580	31acc68153c658153932c3259b6d160ef8a9fc4fa08b83dbf3fdb2308f4033ec.exe

Suspicious use of WriteProcessMemory 8 IoCs

description	pid	Process	procid_target
PID 1352 wrote to memory of 580	1352	31acc68153c658153932c3259b6d160ef8a9fc4fa08b83dbf3fdb2308f4033ec.exe	29
PID 1352 wrote to memory of 580	1352	31acc68153c658153932c3259b6d160ef8a9fc4fa08b83dbf3fdb2308f4033ec.exe	29
PID 1352 wrote to memory of 580	1352	31acc68153c658153932c3259b6d160ef8a9fc4fa08b83dbf3fdb2308f4033ec.exe	29
PID 1352 wrote to memory of 580	1352	31acc68153c658153932c3259b6d160ef8a9fc4fa08b83dbf3fdb2308f4033ec.exe	29
PID 1352 wrote to memory of 580	1352	31acc68153c658153932c3259b6d160ef8a9fc4fa08b83dbf3fdb2308f4033ec.exe	29
PID 1352 wrote to memory of 580	1352	31acc68153c658153932c3259b6d160ef8a9fc4fa08b83dbf3fdb2308f4033ec.exe	29
PID 1352 wrote to memory of 580	1352	31acc68153c658153932c3259b6d160ef8a9fc4fa08b83dbf3fdb2308f4033ec.exe	29
PID 1352 wrote to memory of 580	1352	31acc68153c658153932c3259b6d160ef8a9fc4fa08b83dbf3fdb2308f4033ec.exe	29

C:\Users\Admin\AppData\Local\Temp\31acc68153c658153932c3259b6d160ef8a9fc4fa08b83dbf3fdb2308f4033ec.exe
"C:\Users\Admin\AppData\Local\Temp\31acc68153c658153932c3259b6d160ef8a9fc4fa08b83dbf3fdb2308f4033ec.exe"
1⤵
- Checks BIOS information in registry
- Maps connected drives based on registry
- Suspicious use of SetThreadContext
- Suspicious use of WriteProcessMemory
PID:1352
- C:\Users\Admin\AppData\Local\Temp\31acc68153c658153932c3259b6d160ef8a9fc4fa08b83dbf3fdb2308f4033ec.exe
  "C:\Users\Admin\AppData\Local\Temp\31acc68153c658153932c3259b6d160ef8a9fc4fa08b83dbf3fdb2308f4033ec.exe" Track="0001001000"
  2⤵
  - Suspicious use of SetWindowsHookEx
  PID:580

Network

MITRE ATT&CK Enterprise v6

Initial Access

Execution

Persistence

Privilege Escalation

Defense Evasion

Credential Access

Discovery

Peripheral Device Discovery

T1120

Query Registry

T1012

System Information Discovery

T1082

Lateral Movement

Collection

Command and Control

Exfiltration

Impact

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Downloads

memory/580-55-0x0000000000400000-0x00000000004F2000-memory.dmp

Filesize
968KB

Download
memory/580-54-0x0000000000400000-0x00000000004F2000-memory.dmp

Filesize
968KB

Download
memory/580-57-0x0000000000400000-0x00000000004F2000-memory.dmp

Filesize
968KB

Download
memory/580-58-0x0000000000400000-0x00000000004F2000-memory.dmp

Filesize
968KB

Download
memory/580-61-0x00000000760B1000-0x00000000760B3000-memory.dmp

Filesize
8KB

Download
memory/580-62-0x0000000000400000-0x00000000004F2000-memory.dmp

Filesize
968KB

Download
memory/580-63-0x0000000000400000-0x00000000004F2000-memory.dmp

Filesize
968KB

Download
memory/580-64-0x0000000000400000-0x00000000004F2000-memory.dmp

Filesize
968KB

Download

Analysis

Sharing

General

Malware Config

Signatures

Processes

Network

MITRE ATT&CK Enterprise v6

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Downloads