4acfe2f9524fc1b34e6be3fca872ccf1f85b5e6882d5536c94ec2841c63a3046

General

Target

4acfe2f9524fc1b34e6be3fca872ccf1f85b5e6882d5536c94ec2841c63a3046.exe
Size

935KB
MD5

b9b6fbebf11b3b38649e7e830a10a3cc
SHA1

ee5ce53242bf5b75f3ae15aff6594e2f4222f6e6
SHA256

4acfe2f9524fc1b34e6be3fca872ccf1f85b5e6882d5536c94ec2841c63a3046
SHA512

8d0fc62d7393d713970e5a5ca79c75af1d987a294039d290d107ccd0ee004c7c7981339a968c1169c334a01ca97131ae5fe3c7a399036da92db5042c1b3f1efd
SSDEEP

12288:J5Yr15f753d5QWIDz/Wz9NCyzHinLipNDJ5eoFb0OZ/WiGaks+HL63S27x4:JyHv5Z+Wzv7AiBll0OBWi6si9G

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/956-55-0x0000000000400000-0x00000000004F2000-memory.dmp	upx
behavioral1/memory/956-57-0x0000000000400000-0x00000000004F2000-memory.dmp	upx
behavioral1/memory/956-58-0x0000000000400000-0x00000000004F2000-memory.dmp	upx
behavioral1/memory/956-61-0x0000000000400000-0x00000000004F2000-memory.dmp	upx
behavioral1/memory/956-63-0x0000000000400000-0x00000000004F2000-memory.dmp	upx
behavioral1/memory/956-64-0x0000000000400000-0x00000000004F2000-memory.dmp	upx
behavioral1/memory/956-65-0x0000000000400000-0x00000000004F2000-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	4acfe2f9524fc1b34e6be3fca872ccf1f85b5e6882d5536c94ec2841c63a3046.exe
Key value queried	\REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\VideoBiosVersion	4acfe2f9524fc1b34e6be3fca872ccf1f85b5e6882d5536c94ec2841c63a3046.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	4acfe2f9524fc1b34e6be3fca872ccf1f85b5e6882d5536c94ec2841c63a3046.exe
Key value queried	\REGISTRY\MACHINE\SYSTEM\ControlSet001\services\Disk\Enum\0	4acfe2f9524fc1b34e6be3fca872ccf1f85b5e6882d5536c94ec2841c63a3046.exe

Suspicious use of SetThreadContext 1 IoCs

description	pid	Process	procid_target
PID 1112 set thread context of 956	1112	4acfe2f9524fc1b34e6be3fca872ccf1f85b5e6882d5536c94ec2841c63a3046.exe	27

Suspicious use of SetWindowsHookEx 1 IoCs

pid	Process
956	4acfe2f9524fc1b34e6be3fca872ccf1f85b5e6882d5536c94ec2841c63a3046.exe

Suspicious use of WriteProcessMemory 8 IoCs

description	pid	Process	procid_target
PID 1112 wrote to memory of 956	1112	4acfe2f9524fc1b34e6be3fca872ccf1f85b5e6882d5536c94ec2841c63a3046.exe	27
PID 1112 wrote to memory of 956	1112	4acfe2f9524fc1b34e6be3fca872ccf1f85b5e6882d5536c94ec2841c63a3046.exe	27
PID 1112 wrote to memory of 956	1112	4acfe2f9524fc1b34e6be3fca872ccf1f85b5e6882d5536c94ec2841c63a3046.exe	27
PID 1112 wrote to memory of 956	1112	4acfe2f9524fc1b34e6be3fca872ccf1f85b5e6882d5536c94ec2841c63a3046.exe	27
PID 1112 wrote to memory of 956	1112	4acfe2f9524fc1b34e6be3fca872ccf1f85b5e6882d5536c94ec2841c63a3046.exe	27
PID 1112 wrote to memory of 956	1112	4acfe2f9524fc1b34e6be3fca872ccf1f85b5e6882d5536c94ec2841c63a3046.exe	27
PID 1112 wrote to memory of 956	1112	4acfe2f9524fc1b34e6be3fca872ccf1f85b5e6882d5536c94ec2841c63a3046.exe	27
PID 1112 wrote to memory of 956	1112	4acfe2f9524fc1b34e6be3fca872ccf1f85b5e6882d5536c94ec2841c63a3046.exe	27

C:\Users\Admin\AppData\Local\Temp\4acfe2f9524fc1b34e6be3fca872ccf1f85b5e6882d5536c94ec2841c63a3046.exe
"C:\Users\Admin\AppData\Local\Temp\4acfe2f9524fc1b34e6be3fca872ccf1f85b5e6882d5536c94ec2841c63a3046.exe"
1⤵
- Checks BIOS information in registry
- Maps connected drives based on registry
- Suspicious use of SetThreadContext
- Suspicious use of WriteProcessMemory
PID:1112
- C:\Users\Admin\AppData\Local\Temp\4acfe2f9524fc1b34e6be3fca872ccf1f85b5e6882d5536c94ec2841c63a3046.exe
  "C:\Users\Admin\AppData\Local\Temp\4acfe2f9524fc1b34e6be3fca872ccf1f85b5e6882d5536c94ec2841c63a3046.exe" Track="0001001000"
  2⤵
  - Suspicious use of SetWindowsHookEx
  PID:956

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/956-54-0x0000000000400000-0x00000000004F2000-memory.dmp

Filesize
968KB

Download
memory/956-55-0x0000000000400000-0x00000000004F2000-memory.dmp

Filesize
968KB

Download
memory/956-57-0x0000000000400000-0x00000000004F2000-memory.dmp

Filesize
968KB

Download
memory/956-58-0x0000000000400000-0x00000000004F2000-memory.dmp

Filesize
968KB

Download
memory/956-61-0x0000000000400000-0x00000000004F2000-memory.dmp

Filesize
968KB

Download
memory/956-62-0x0000000075351000-0x0000000075353000-memory.dmp

Filesize
8KB

Download
memory/956-63-0x0000000000400000-0x00000000004F2000-memory.dmp

Filesize
968KB

Download
memory/956-64-0x0000000000400000-0x00000000004F2000-memory.dmp

Filesize
968KB

Download
memory/956-65-0x0000000000400000-0x00000000004F2000-memory.dmp

Filesize
968KB

Download

Analysis

Sharing

General

Malware Config

Signatures

Processes

Network

MITRE ATT&CK Enterprise v6

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Downloads