a76a7f62bbb277ebea41bdae215ce67db7d4666126d633d00cd17daf480544e4

Analysis

max time kernel
43s
max time network
47s
platform
windows7_x64
resource
win7-20220812-en
resource tags

arch:x64arch:x86image:win7-20220812-enlocale:en-usos:windows7-x64system
submitted
25-11-2022 09:37

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General

Target

a76a7f62bbb277ebea41bdae215ce67db7d4666126d633d00cd17daf480544e4.exe
Size

931KB
MD5

5338a908ee332cab76c82d431cf9fd6e
SHA1

23402e67f9ad53af8ac496945e5facb91437d02e
SHA256

a76a7f62bbb277ebea41bdae215ce67db7d4666126d633d00cd17daf480544e4
SHA512

6a73b7d8285e85fc43d79abf97472e374eba08ba160e027fddce89a9282eeea32f93f41f61dbdd972870b241c65825680cd10c336f19f3aac18226c0ba0904cb
SSDEEP

24576:i6IMwPvmB/wWq+5DUTt7FGSwmpu8nL6YKa:i6j19rut7FoU56U

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/1472-55-0x0000000000400000-0x00000000004EA000-memory.dmp	upx
behavioral1/memory/1472-57-0x0000000000400000-0x00000000004EA000-memory.dmp	upx
behavioral1/memory/1472-58-0x0000000000400000-0x00000000004EA000-memory.dmp	upx
behavioral1/memory/1472-62-0x0000000000400000-0x00000000004EA000-memory.dmp	upx
behavioral1/memory/1472-63-0x0000000000400000-0x00000000004EA000-memory.dmp	upx
behavioral1/memory/1472-64-0x0000000000400000-0x00000000004EA000-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	a76a7f62bbb277ebea41bdae215ce67db7d4666126d633d00cd17daf480544e4.exe
Key value queried	\REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\VideoBiosVersion	a76a7f62bbb277ebea41bdae215ce67db7d4666126d633d00cd17daf480544e4.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	a76a7f62bbb277ebea41bdae215ce67db7d4666126d633d00cd17daf480544e4.exe
Key value queried	\REGISTRY\MACHINE\SYSTEM\ControlSet001\services\Disk\Enum\0	a76a7f62bbb277ebea41bdae215ce67db7d4666126d633d00cd17daf480544e4.exe

Suspicious use of SetThreadContext 1 IoCs

description	pid	Process	procid_target
PID 1788 set thread context of 1472	1788	a76a7f62bbb277ebea41bdae215ce67db7d4666126d633d00cd17daf480544e4.exe	28

Suspicious use of SetWindowsHookEx 1 IoCs

pid	Process
1472	a76a7f62bbb277ebea41bdae215ce67db7d4666126d633d00cd17daf480544e4.exe

Suspicious use of WriteProcessMemory 8 IoCs

description	pid	Process	procid_target
PID 1788 wrote to memory of 1472	1788	a76a7f62bbb277ebea41bdae215ce67db7d4666126d633d00cd17daf480544e4.exe	28
PID 1788 wrote to memory of 1472	1788	a76a7f62bbb277ebea41bdae215ce67db7d4666126d633d00cd17daf480544e4.exe	28
PID 1788 wrote to memory of 1472	1788	a76a7f62bbb277ebea41bdae215ce67db7d4666126d633d00cd17daf480544e4.exe	28
PID 1788 wrote to memory of 1472	1788	a76a7f62bbb277ebea41bdae215ce67db7d4666126d633d00cd17daf480544e4.exe	28
PID 1788 wrote to memory of 1472	1788	a76a7f62bbb277ebea41bdae215ce67db7d4666126d633d00cd17daf480544e4.exe	28
PID 1788 wrote to memory of 1472	1788	a76a7f62bbb277ebea41bdae215ce67db7d4666126d633d00cd17daf480544e4.exe	28
PID 1788 wrote to memory of 1472	1788	a76a7f62bbb277ebea41bdae215ce67db7d4666126d633d00cd17daf480544e4.exe	28
PID 1788 wrote to memory of 1472	1788	a76a7f62bbb277ebea41bdae215ce67db7d4666126d633d00cd17daf480544e4.exe	28

C:\Users\Admin\AppData\Local\Temp\a76a7f62bbb277ebea41bdae215ce67db7d4666126d633d00cd17daf480544e4.exe
"C:\Users\Admin\AppData\Local\Temp\a76a7f62bbb277ebea41bdae215ce67db7d4666126d633d00cd17daf480544e4.exe"
1⤵
- Checks BIOS information in registry
- Maps connected drives based on registry
- Suspicious use of SetThreadContext
- Suspicious use of WriteProcessMemory
PID:1788
- C:\Users\Admin\AppData\Local\Temp\a76a7f62bbb277ebea41bdae215ce67db7d4666126d633d00cd17daf480544e4.exe
  "C:\Users\Admin\AppData\Local\Temp\a76a7f62bbb277ebea41bdae215ce67db7d4666126d633d00cd17daf480544e4.exe" Track="0001001000"
  2⤵
  - Suspicious use of SetWindowsHookEx
  PID:1472

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/1472-54-0x0000000000400000-0x00000000004EA000-memory.dmp

Filesize
936KB

Download
memory/1472-55-0x0000000000400000-0x00000000004EA000-memory.dmp

Filesize
936KB

Download
memory/1472-57-0x0000000000400000-0x00000000004EA000-memory.dmp

Filesize
936KB

Download
memory/1472-58-0x0000000000400000-0x00000000004EA000-memory.dmp

Filesize
936KB

Download
memory/1472-61-0x00000000761F1000-0x00000000761F3000-memory.dmp

Filesize
8KB

Download
memory/1472-62-0x0000000000400000-0x00000000004EA000-memory.dmp

Filesize
936KB

Download
memory/1472-63-0x0000000000400000-0x00000000004EA000-memory.dmp

Filesize
936KB

Download
memory/1472-64-0x0000000000400000-0x00000000004EA000-memory.dmp

Filesize
936KB

Download

Analysis

Sharing

General

Malware Config

Signatures

Processes

Network

MITRE ATT&CK Enterprise v6

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Downloads