77c3abb1c55fae8b696fbc3c13d7f90b264df54129bdace415cd3e1aa749bc71

Analysis

max time kernel
14s
max time network
47s
platform
windows7_x64
resource
win7-20221111-en
resource tags

arch:x64arch:x86image:win7-20221111-enlocale:en-usos:windows7-x64system
submitted
25/11/2022, 11:40

Sharing

Copy URL

Twitter E-mail

Report Analysis Logs

General

Target

77c3abb1c55fae8b696fbc3c13d7f90b264df54129bdace415cd3e1aa749bc71.exe
Size

935KB
MD5

3aef2a629b8baec8457c0218b5628ea8
SHA1

2c882556e93dbb93b42e04812e76ccdfbe9a128f
SHA256

77c3abb1c55fae8b696fbc3c13d7f90b264df54129bdace415cd3e1aa749bc71
SHA512

c81aa0960c1870347436b54ecb210236aef35c0850949d29bb321aa3fa6350a416aaa7b93045e325f99a989a93803357c711cf662550bc52b1366030881fe435
SSDEEP

12288:o5Yr15f753d5QWIDz/Wz9NCyzHinLipNDJ5eoFb0OZ/WiGaks+HL63S27x4:oyHv5Z+Wzv7AiBll0OBWi6si9G

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/1140-55-0x0000000000400000-0x00000000004F2000-memory.dmp	upx
behavioral1/memory/1140-57-0x0000000000400000-0x00000000004F2000-memory.dmp	upx
behavioral1/memory/1140-58-0x0000000000400000-0x00000000004F2000-memory.dmp	upx
behavioral1/memory/1140-62-0x0000000000400000-0x00000000004F2000-memory.dmp	upx
behavioral1/memory/1140-63-0x0000000000400000-0x00000000004F2000-memory.dmp	upx
behavioral1/memory/1140-64-0x0000000000400000-0x00000000004F2000-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	77c3abb1c55fae8b696fbc3c13d7f90b264df54129bdace415cd3e1aa749bc71.exe
Key value queried	\REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\VideoBiosVersion	77c3abb1c55fae8b696fbc3c13d7f90b264df54129bdace415cd3e1aa749bc71.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	77c3abb1c55fae8b696fbc3c13d7f90b264df54129bdace415cd3e1aa749bc71.exe
Key value queried	\REGISTRY\MACHINE\SYSTEM\ControlSet001\services\Disk\Enum\0	77c3abb1c55fae8b696fbc3c13d7f90b264df54129bdace415cd3e1aa749bc71.exe

Suspicious use of SetThreadContext 1 IoCs

description	pid	Process	procid_target
PID 1528 set thread context of 1140	1528	77c3abb1c55fae8b696fbc3c13d7f90b264df54129bdace415cd3e1aa749bc71.exe	29

Suspicious use of SetWindowsHookEx 1 IoCs

pid	Process
1140	77c3abb1c55fae8b696fbc3c13d7f90b264df54129bdace415cd3e1aa749bc71.exe

Suspicious use of WriteProcessMemory 8 IoCs

description	pid	Process	procid_target
PID 1528 wrote to memory of 1140	1528	77c3abb1c55fae8b696fbc3c13d7f90b264df54129bdace415cd3e1aa749bc71.exe	29
PID 1528 wrote to memory of 1140	1528	77c3abb1c55fae8b696fbc3c13d7f90b264df54129bdace415cd3e1aa749bc71.exe	29
PID 1528 wrote to memory of 1140	1528	77c3abb1c55fae8b696fbc3c13d7f90b264df54129bdace415cd3e1aa749bc71.exe	29
PID 1528 wrote to memory of 1140	1528	77c3abb1c55fae8b696fbc3c13d7f90b264df54129bdace415cd3e1aa749bc71.exe	29
PID 1528 wrote to memory of 1140	1528	77c3abb1c55fae8b696fbc3c13d7f90b264df54129bdace415cd3e1aa749bc71.exe	29
PID 1528 wrote to memory of 1140	1528	77c3abb1c55fae8b696fbc3c13d7f90b264df54129bdace415cd3e1aa749bc71.exe	29
PID 1528 wrote to memory of 1140	1528	77c3abb1c55fae8b696fbc3c13d7f90b264df54129bdace415cd3e1aa749bc71.exe	29
PID 1528 wrote to memory of 1140	1528	77c3abb1c55fae8b696fbc3c13d7f90b264df54129bdace415cd3e1aa749bc71.exe	29

C:\Users\Admin\AppData\Local\Temp\77c3abb1c55fae8b696fbc3c13d7f90b264df54129bdace415cd3e1aa749bc71.exe
"C:\Users\Admin\AppData\Local\Temp\77c3abb1c55fae8b696fbc3c13d7f90b264df54129bdace415cd3e1aa749bc71.exe"
1⤵
- Checks BIOS information in registry
- Maps connected drives based on registry
- Suspicious use of SetThreadContext
- Suspicious use of WriteProcessMemory
PID:1528
- C:\Users\Admin\AppData\Local\Temp\77c3abb1c55fae8b696fbc3c13d7f90b264df54129bdace415cd3e1aa749bc71.exe
  "C:\Users\Admin\AppData\Local\Temp\77c3abb1c55fae8b696fbc3c13d7f90b264df54129bdace415cd3e1aa749bc71.exe" Track="0001001000"
  2⤵
  - Suspicious use of SetWindowsHookEx
  PID:1140

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

Replay Monitor

Loading Replay Monitor...

Downloads

memory/1140-54-0x0000000000400000-0x00000000004F2000-memory.dmp

Filesize
968KB

Download
memory/1140-55-0x0000000000400000-0x00000000004F2000-memory.dmp

Filesize
968KB

Download
memory/1140-57-0x0000000000400000-0x00000000004F2000-memory.dmp

Filesize
968KB

Download
memory/1140-58-0x0000000000400000-0x00000000004F2000-memory.dmp

Filesize
968KB

Download
memory/1140-61-0x0000000075091000-0x0000000075093000-memory.dmp

Filesize
8KB

Download
memory/1140-62-0x0000000000400000-0x00000000004F2000-memory.dmp

Filesize
968KB

Download
memory/1140-63-0x0000000000400000-0x00000000004F2000-memory.dmp

Filesize
968KB

Download
memory/1140-64-0x0000000000400000-0x00000000004F2000-memory.dmp

Filesize
968KB

Download

Analysis

Sharing

General

Malware Config

Signatures

Processes

Network

MITRE ATT&CK Enterprise v6

Replay Monitor

Loading Replay Monitor...

Downloads