a253c9087293c22c794ed4fb4fad4251bd9e232c820cca0a274dec73a768f2fe

General

Target

a253c9087293c22c794ed4fb4fad4251bd9e232c820cca0a274dec73a768f2fe.exe
Size

935KB
MD5

db6a30e551ce075f2b0f4424ccb6765c
SHA1

b1acc6dc945d01e67af95b6776a79553f6e2b56b
SHA256

a253c9087293c22c794ed4fb4fad4251bd9e232c820cca0a274dec73a768f2fe
SHA512

76f744138a720d267380df1f8d106e8fc64f7ceeffe2f8f7b61b8db54f360cc8a4403a78b9af3f51ef3a17d207a5f3d6fceb5e467f072d662b093a65b70cd8a5
SSDEEP

12288:I5Yr15f753d5QWIDz/Wz9NCyzHinLipNDJ5eoFb0OZ/WiGaks+HL63S27x4T:IyHv5Z+Wzv7AiBll0OBWi6si9Gq

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/456-57-0x0000000000400000-0x00000000004F2000-memory.dmp	upx
behavioral1/memory/456-55-0x0000000000400000-0x00000000004F2000-memory.dmp	upx
behavioral1/memory/456-58-0x0000000000400000-0x00000000004F2000-memory.dmp	upx
behavioral1/memory/456-61-0x0000000000400000-0x00000000004F2000-memory.dmp	upx
behavioral1/memory/456-63-0x0000000000400000-0x00000000004F2000-memory.dmp	upx
behavioral1/memory/456-64-0x0000000000400000-0x00000000004F2000-memory.dmp	upx
behavioral1/memory/456-65-0x0000000000400000-0x00000000004F2000-memory.dmp	upx
behavioral1/memory/456-66-0x0000000000400000-0x00000000004F2000-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	a253c9087293c22c794ed4fb4fad4251bd9e232c820cca0a274dec73a768f2fe.exe
Key value queried	\REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\VideoBiosVersion	a253c9087293c22c794ed4fb4fad4251bd9e232c820cca0a274dec73a768f2fe.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	a253c9087293c22c794ed4fb4fad4251bd9e232c820cca0a274dec73a768f2fe.exe
Key value queried	\REGISTRY\MACHINE\SYSTEM\ControlSet001\services\Disk\Enum\0	a253c9087293c22c794ed4fb4fad4251bd9e232c820cca0a274dec73a768f2fe.exe

Suspicious use of SetThreadContext 1 IoCs

description	pid	Process	procid_target
PID 1296 set thread context of 456	1296	a253c9087293c22c794ed4fb4fad4251bd9e232c820cca0a274dec73a768f2fe.exe	29

Suspicious use of SetWindowsHookEx 1 IoCs

pid	Process
456	a253c9087293c22c794ed4fb4fad4251bd9e232c820cca0a274dec73a768f2fe.exe

Suspicious use of WriteProcessMemory 8 IoCs

description	pid	Process	procid_target
PID 1296 wrote to memory of 456	1296	a253c9087293c22c794ed4fb4fad4251bd9e232c820cca0a274dec73a768f2fe.exe	29
PID 1296 wrote to memory of 456	1296	a253c9087293c22c794ed4fb4fad4251bd9e232c820cca0a274dec73a768f2fe.exe	29
PID 1296 wrote to memory of 456	1296	a253c9087293c22c794ed4fb4fad4251bd9e232c820cca0a274dec73a768f2fe.exe	29
PID 1296 wrote to memory of 456	1296	a253c9087293c22c794ed4fb4fad4251bd9e232c820cca0a274dec73a768f2fe.exe	29
PID 1296 wrote to memory of 456	1296	a253c9087293c22c794ed4fb4fad4251bd9e232c820cca0a274dec73a768f2fe.exe	29
PID 1296 wrote to memory of 456	1296	a253c9087293c22c794ed4fb4fad4251bd9e232c820cca0a274dec73a768f2fe.exe	29
PID 1296 wrote to memory of 456	1296	a253c9087293c22c794ed4fb4fad4251bd9e232c820cca0a274dec73a768f2fe.exe	29
PID 1296 wrote to memory of 456	1296	a253c9087293c22c794ed4fb4fad4251bd9e232c820cca0a274dec73a768f2fe.exe	29

C:\Users\Admin\AppData\Local\Temp\a253c9087293c22c794ed4fb4fad4251bd9e232c820cca0a274dec73a768f2fe.exe
"C:\Users\Admin\AppData\Local\Temp\a253c9087293c22c794ed4fb4fad4251bd9e232c820cca0a274dec73a768f2fe.exe"
1⤵
- Checks BIOS information in registry
- Maps connected drives based on registry
- Suspicious use of SetThreadContext
- Suspicious use of WriteProcessMemory
PID:1296
- C:\Users\Admin\AppData\Local\Temp\a253c9087293c22c794ed4fb4fad4251bd9e232c820cca0a274dec73a768f2fe.exe
  "C:\Users\Admin\AppData\Local\Temp\a253c9087293c22c794ed4fb4fad4251bd9e232c820cca0a274dec73a768f2fe.exe" Track="0001101000"
  2⤵
  - Suspicious use of SetWindowsHookEx
  PID:456

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/456-54-0x0000000000400000-0x00000000004F2000-memory.dmp

Filesize
968KB

Download
memory/456-57-0x0000000000400000-0x00000000004F2000-memory.dmp

Filesize
968KB

Download
memory/456-55-0x0000000000400000-0x00000000004F2000-memory.dmp

Filesize
968KB

Download
memory/456-58-0x0000000000400000-0x00000000004F2000-memory.dmp

Filesize
968KB

Download
memory/456-61-0x0000000000400000-0x00000000004F2000-memory.dmp

Filesize
968KB

Download
memory/456-62-0x0000000075931000-0x0000000075933000-memory.dmp

Filesize
8KB

Download
memory/456-63-0x0000000000400000-0x00000000004F2000-memory.dmp

Filesize
968KB

Download
memory/456-64-0x0000000000400000-0x00000000004F2000-memory.dmp

Filesize
968KB

Download
memory/456-65-0x0000000000400000-0x00000000004F2000-memory.dmp

Filesize
968KB

Download
memory/456-66-0x0000000000400000-0x00000000004F2000-memory.dmp

Filesize
968KB

Download

Analysis

Sharing

General

Malware Config

Signatures

Processes

Network

MITRE ATT&CK Enterprise v6

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Downloads