c157a544f7886a8fdf31c09e78660f365d8bff906d77fefe4272159030f52b03

General

Target

c157a544f7886a8fdf31c09e78660f365d8bff906d77fefe4272159030f52b03.exe
Size

935KB
MD5

dbb4f0b8af45cee249c26213af351fc6
SHA1

f39cc8a9db6119a5d98a4cce2e9abc0cdbb2d31b
SHA256

c157a544f7886a8fdf31c09e78660f365d8bff906d77fefe4272159030f52b03
SHA512

d02572d7ab4415f01e6f303ce6b8d6c7e0466cfc3e4a91f24d71df975a63dfb60142246761df93fa53aac13fad0b28e5dfd2ab150ae60e317a9cab87389751b6
SSDEEP

12288:o5Yr15f753d5QWIDz/Wz9NCyzHinLipNDJ5eoFb0OZ/WiGaks+HL63S27x4e:oyHv5Z+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/596-55-0x0000000000400000-0x00000000004F2000-memory.dmp	upx
behavioral1/memory/596-57-0x0000000000400000-0x00000000004F2000-memory.dmp	upx
behavioral1/memory/596-58-0x0000000000400000-0x00000000004F2000-memory.dmp	upx
behavioral1/memory/596-62-0x0000000000400000-0x00000000004F2000-memory.dmp	upx
behavioral1/memory/596-63-0x0000000000400000-0x00000000004F2000-memory.dmp	upx
behavioral1/memory/596-64-0x0000000000400000-0x00000000004F2000-memory.dmp	upx
behavioral1/memory/596-65-0x0000000000400000-0x00000000004F2000-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	c157a544f7886a8fdf31c09e78660f365d8bff906d77fefe4272159030f52b03.exe
Key value queried	\REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\VideoBiosVersion	c157a544f7886a8fdf31c09e78660f365d8bff906d77fefe4272159030f52b03.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	c157a544f7886a8fdf31c09e78660f365d8bff906d77fefe4272159030f52b03.exe
Key value queried	\REGISTRY\MACHINE\SYSTEM\ControlSet001\services\Disk\Enum\0	c157a544f7886a8fdf31c09e78660f365d8bff906d77fefe4272159030f52b03.exe

Suspicious use of SetThreadContext 1 IoCs

description	pid	Process	procid_target
PID 1792 set thread context of 596	1792	c157a544f7886a8fdf31c09e78660f365d8bff906d77fefe4272159030f52b03.exe	29

Suspicious use of SetWindowsHookEx 1 IoCs

pid	Process
596	c157a544f7886a8fdf31c09e78660f365d8bff906d77fefe4272159030f52b03.exe

Suspicious use of WriteProcessMemory 8 IoCs

description	pid	Process	procid_target
PID 1792 wrote to memory of 596	1792	c157a544f7886a8fdf31c09e78660f365d8bff906d77fefe4272159030f52b03.exe	29
PID 1792 wrote to memory of 596	1792	c157a544f7886a8fdf31c09e78660f365d8bff906d77fefe4272159030f52b03.exe	29
PID 1792 wrote to memory of 596	1792	c157a544f7886a8fdf31c09e78660f365d8bff906d77fefe4272159030f52b03.exe	29
PID 1792 wrote to memory of 596	1792	c157a544f7886a8fdf31c09e78660f365d8bff906d77fefe4272159030f52b03.exe	29
PID 1792 wrote to memory of 596	1792	c157a544f7886a8fdf31c09e78660f365d8bff906d77fefe4272159030f52b03.exe	29
PID 1792 wrote to memory of 596	1792	c157a544f7886a8fdf31c09e78660f365d8bff906d77fefe4272159030f52b03.exe	29
PID 1792 wrote to memory of 596	1792	c157a544f7886a8fdf31c09e78660f365d8bff906d77fefe4272159030f52b03.exe	29
PID 1792 wrote to memory of 596	1792	c157a544f7886a8fdf31c09e78660f365d8bff906d77fefe4272159030f52b03.exe	29

C:\Users\Admin\AppData\Local\Temp\c157a544f7886a8fdf31c09e78660f365d8bff906d77fefe4272159030f52b03.exe
"C:\Users\Admin\AppData\Local\Temp\c157a544f7886a8fdf31c09e78660f365d8bff906d77fefe4272159030f52b03.exe"
1⤵
- Checks BIOS information in registry
- Maps connected drives based on registry
- Suspicious use of SetThreadContext
- Suspicious use of WriteProcessMemory
PID:1792
- C:\Users\Admin\AppData\Local\Temp\c157a544f7886a8fdf31c09e78660f365d8bff906d77fefe4272159030f52b03.exe
  "C:\Users\Admin\AppData\Local\Temp\c157a544f7886a8fdf31c09e78660f365d8bff906d77fefe4272159030f52b03.exe" Track="0001001000"
  2⤵
  - Suspicious use of SetWindowsHookEx
  PID:596

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/596-55-0x0000000000400000-0x00000000004F2000-memory.dmp

Filesize
968KB

Download
memory/596-54-0x0000000000400000-0x00000000004F2000-memory.dmp

Filesize
968KB

Download
memory/596-57-0x0000000000400000-0x00000000004F2000-memory.dmp

Filesize
968KB

Download
memory/596-59-0x00000000004F0400-mapping.dmp

Download
memory/596-58-0x0000000000400000-0x00000000004F2000-memory.dmp

Filesize
968KB

Download
memory/596-61-0x0000000076381000-0x0000000076383000-memory.dmp

Filesize
8KB

Download
memory/596-62-0x0000000000400000-0x00000000004F2000-memory.dmp

Filesize
968KB

Download
memory/596-63-0x0000000000400000-0x00000000004F2000-memory.dmp

Filesize
968KB

Download
memory/596-64-0x0000000000400000-0x00000000004F2000-memory.dmp

Filesize
968KB

Download
memory/596-65-0x0000000000400000-0x00000000004F2000-memory.dmp

Filesize
968KB

Download

Analysis

Sharing

General

Malware Config

Signatures

Processes

Network

MITRE ATT&CK Enterprise v6

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Downloads