3e4fdf7c59d846bddcd30b8cc68ab23a2f5bbebf1af71dca2916c6b07ae6528a

Analysis

max time kernel
37s
max time network
42s
platform
windows7_x64
resource
win7-20220812-en
resource tags

arch:x64arch:x86image:win7-20220812-enlocale:en-usos:windows7-x64system
submitted
25-11-2022 14:08

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General

Target

3e4fdf7c59d846bddcd30b8cc68ab23a2f5bbebf1af71dca2916c6b07ae6528a.exe
Size

931KB
MD5

0bd0b96fc4d4c6a5509a36bf4a19d0e7
SHA1

b45733902cfb70dc2de0b71fe3139fed93a7248d
SHA256

3e4fdf7c59d846bddcd30b8cc68ab23a2f5bbebf1af71dca2916c6b07ae6528a
SHA512

9ccec2f76a516d4766f0967951b6dd9c10d396d041bd30d08fb8b2a96337bd61904472ecf06791ceb9213bcb8a82e4d44f2e8dd998656ba3f1f22be4c920175f
SSDEEP

24576:C6IMwPvmB/wWq+5DUTt7FGSwmpu8nL6YKQ:C6j19rut7FoU56K

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/1924-55-0x0000000000400000-0x00000000004EA000-memory.dmp	upx
behavioral1/memory/1924-57-0x0000000000400000-0x00000000004EA000-memory.dmp	upx
behavioral1/memory/1924-58-0x0000000000400000-0x00000000004EA000-memory.dmp	upx
behavioral1/memory/1924-62-0x0000000000400000-0x00000000004EA000-memory.dmp	upx
behavioral1/memory/1924-63-0x0000000000400000-0x00000000004EA000-memory.dmp	upx
behavioral1/memory/1924-64-0x0000000000400000-0x00000000004EA000-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\VideoBiosVersion	3e4fdf7c59d846bddcd30b8cc68ab23a2f5bbebf1af71dca2916c6b07ae6528a.exe
Key value queried	\REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\SystemBiosVersion	3e4fdf7c59d846bddcd30b8cc68ab23a2f5bbebf1af71dca2916c6b07ae6528a.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	3e4fdf7c59d846bddcd30b8cc68ab23a2f5bbebf1af71dca2916c6b07ae6528a.exe
Key value queried	\REGISTRY\MACHINE\SYSTEM\ControlSet001\services\Disk\Enum\0	3e4fdf7c59d846bddcd30b8cc68ab23a2f5bbebf1af71dca2916c6b07ae6528a.exe

Suspicious use of SetThreadContext 1 IoCs

description	pid	Process	procid_target
PID 1988 set thread context of 1924	1988	3e4fdf7c59d846bddcd30b8cc68ab23a2f5bbebf1af71dca2916c6b07ae6528a.exe	27

Suspicious use of SetWindowsHookEx 1 IoCs

pid	Process
1924	3e4fdf7c59d846bddcd30b8cc68ab23a2f5bbebf1af71dca2916c6b07ae6528a.exe

Suspicious use of WriteProcessMemory 8 IoCs

description	pid	Process	procid_target
PID 1988 wrote to memory of 1924	1988	3e4fdf7c59d846bddcd30b8cc68ab23a2f5bbebf1af71dca2916c6b07ae6528a.exe	27
PID 1988 wrote to memory of 1924	1988	3e4fdf7c59d846bddcd30b8cc68ab23a2f5bbebf1af71dca2916c6b07ae6528a.exe	27
PID 1988 wrote to memory of 1924	1988	3e4fdf7c59d846bddcd30b8cc68ab23a2f5bbebf1af71dca2916c6b07ae6528a.exe	27
PID 1988 wrote to memory of 1924	1988	3e4fdf7c59d846bddcd30b8cc68ab23a2f5bbebf1af71dca2916c6b07ae6528a.exe	27
PID 1988 wrote to memory of 1924	1988	3e4fdf7c59d846bddcd30b8cc68ab23a2f5bbebf1af71dca2916c6b07ae6528a.exe	27
PID 1988 wrote to memory of 1924	1988	3e4fdf7c59d846bddcd30b8cc68ab23a2f5bbebf1af71dca2916c6b07ae6528a.exe	27
PID 1988 wrote to memory of 1924	1988	3e4fdf7c59d846bddcd30b8cc68ab23a2f5bbebf1af71dca2916c6b07ae6528a.exe	27
PID 1988 wrote to memory of 1924	1988	3e4fdf7c59d846bddcd30b8cc68ab23a2f5bbebf1af71dca2916c6b07ae6528a.exe	27

C:\Users\Admin\AppData\Local\Temp\3e4fdf7c59d846bddcd30b8cc68ab23a2f5bbebf1af71dca2916c6b07ae6528a.exe
"C:\Users\Admin\AppData\Local\Temp\3e4fdf7c59d846bddcd30b8cc68ab23a2f5bbebf1af71dca2916c6b07ae6528a.exe"
1⤵
- Checks BIOS information in registry
- Maps connected drives based on registry
- Suspicious use of SetThreadContext
- Suspicious use of WriteProcessMemory
PID:1988
- C:\Users\Admin\AppData\Local\Temp\3e4fdf7c59d846bddcd30b8cc68ab23a2f5bbebf1af71dca2916c6b07ae6528a.exe
  "C:\Users\Admin\AppData\Local\Temp\3e4fdf7c59d846bddcd30b8cc68ab23a2f5bbebf1af71dca2916c6b07ae6528a.exe" Track="0001001000"
  2⤵
  - Suspicious use of SetWindowsHookEx
  PID:1924

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/1924-55-0x0000000000400000-0x00000000004EA000-memory.dmp

Filesize
936KB

Download
memory/1924-54-0x0000000000400000-0x00000000004EA000-memory.dmp

Filesize
936KB

Download
memory/1924-57-0x0000000000400000-0x00000000004EA000-memory.dmp

Filesize
936KB

Download
memory/1924-58-0x0000000000400000-0x00000000004EA000-memory.dmp

Filesize
936KB

Download
memory/1924-59-0x00000000004E89C0-mapping.dmp

Download
memory/1924-61-0x0000000075911000-0x0000000075913000-memory.dmp

Filesize
8KB

Download
memory/1924-62-0x0000000000400000-0x00000000004EA000-memory.dmp

Filesize
936KB

Download
memory/1924-63-0x0000000000400000-0x00000000004EA000-memory.dmp

Filesize
936KB

Download
memory/1924-64-0x0000000000400000-0x00000000004EA000-memory.dmp

Filesize
936KB

Download

Analysis

Sharing

General

Malware Config

Signatures

Processes

Network

MITRE ATT&CK Enterprise v6

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Downloads