5f6c6a4ffe351f27df26efb292d24dbf2a53d94a0d7051edf50ec1d7d65e8940

Analysis

max time kernel
45s
max time network
51s
platform
windows7_x64
resource
win7-20220901-en
resource tags

arch:x64arch:x86image:win7-20220901-enlocale:en-usos:windows7-x64system
submitted
25-11-2022 12:41

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General

Target

5f6c6a4ffe351f27df26efb292d24dbf2a53d94a0d7051edf50ec1d7d65e8940.exe
Size

935KB
MD5

8db6e2a8a06608db297500f3c492c129
SHA1

c36f49378ceb4c98168905967dfe2090a1fb0625
SHA256

5f6c6a4ffe351f27df26efb292d24dbf2a53d94a0d7051edf50ec1d7d65e8940
SHA512

d89601c649e9dea45a70b1c71ffc21dcf43183aa8a39e4d739a2cd54aefed0946420f31fb75942205235e1938f1bdc617836b749fd078aa8f5cb7d7695769fb9
SSDEEP

12288:I5Yr15f753d5QWIDz/Wz9NCyzHinLipNDJ5eoFb0OZ/WiGaks+HL63S27x4m:IyHv5Z+Wzv7AiBll0OBWi6si9G3

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/1604-55-0x0000000000400000-0x00000000004F2000-memory.dmp	upx
behavioral1/memory/1604-58-0x0000000000400000-0x00000000004F2000-memory.dmp	upx
behavioral1/memory/1604-57-0x0000000000400000-0x00000000004F2000-memory.dmp	upx
behavioral1/memory/1604-62-0x0000000000400000-0x00000000004F2000-memory.dmp	upx
behavioral1/memory/1604-63-0x0000000000400000-0x00000000004F2000-memory.dmp	upx
behavioral1/memory/1604-64-0x0000000000400000-0x00000000004F2000-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\VideoBiosVersion	5f6c6a4ffe351f27df26efb292d24dbf2a53d94a0d7051edf50ec1d7d65e8940.exe
Key value queried	\REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\SystemBiosVersion	5f6c6a4ffe351f27df26efb292d24dbf2a53d94a0d7051edf50ec1d7d65e8940.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 value queried	\REGISTRY\MACHINE\SYSTEM\ControlSet001\services\Disk\Enum\0	5f6c6a4ffe351f27df26efb292d24dbf2a53d94a0d7051edf50ec1d7d65e8940.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Services\Disk\Enum	5f6c6a4ffe351f27df26efb292d24dbf2a53d94a0d7051edf50ec1d7d65e8940.exe

Suspicious use of SetThreadContext 1 IoCs

description	pid	Process	procid_target
PID 1300 set thread context of 1604	1300	5f6c6a4ffe351f27df26efb292d24dbf2a53d94a0d7051edf50ec1d7d65e8940.exe	28

Suspicious use of SetWindowsHookEx 1 IoCs

pid	Process
1604	5f6c6a4ffe351f27df26efb292d24dbf2a53d94a0d7051edf50ec1d7d65e8940.exe

Suspicious use of WriteProcessMemory 8 IoCs

description	pid	Process	procid_target
PID 1300 wrote to memory of 1604	1300	5f6c6a4ffe351f27df26efb292d24dbf2a53d94a0d7051edf50ec1d7d65e8940.exe	28
PID 1300 wrote to memory of 1604	1300	5f6c6a4ffe351f27df26efb292d24dbf2a53d94a0d7051edf50ec1d7d65e8940.exe	28
PID 1300 wrote to memory of 1604	1300	5f6c6a4ffe351f27df26efb292d24dbf2a53d94a0d7051edf50ec1d7d65e8940.exe	28
PID 1300 wrote to memory of 1604	1300	5f6c6a4ffe351f27df26efb292d24dbf2a53d94a0d7051edf50ec1d7d65e8940.exe	28
PID 1300 wrote to memory of 1604	1300	5f6c6a4ffe351f27df26efb292d24dbf2a53d94a0d7051edf50ec1d7d65e8940.exe	28
PID 1300 wrote to memory of 1604	1300	5f6c6a4ffe351f27df26efb292d24dbf2a53d94a0d7051edf50ec1d7d65e8940.exe	28
PID 1300 wrote to memory of 1604	1300	5f6c6a4ffe351f27df26efb292d24dbf2a53d94a0d7051edf50ec1d7d65e8940.exe	28
PID 1300 wrote to memory of 1604	1300	5f6c6a4ffe351f27df26efb292d24dbf2a53d94a0d7051edf50ec1d7d65e8940.exe	28

C:\Users\Admin\AppData\Local\Temp\5f6c6a4ffe351f27df26efb292d24dbf2a53d94a0d7051edf50ec1d7d65e8940.exe
"C:\Users\Admin\AppData\Local\Temp\5f6c6a4ffe351f27df26efb292d24dbf2a53d94a0d7051edf50ec1d7d65e8940.exe"
1⤵
- Checks BIOS information in registry
- Maps connected drives based on registry
- Suspicious use of SetThreadContext
- Suspicious use of WriteProcessMemory
PID:1300
- C:\Users\Admin\AppData\Local\Temp\5f6c6a4ffe351f27df26efb292d24dbf2a53d94a0d7051edf50ec1d7d65e8940.exe
  "C:\Users\Admin\AppData\Local\Temp\5f6c6a4ffe351f27df26efb292d24dbf2a53d94a0d7051edf50ec1d7d65e8940.exe" Track="0001001000"
  2⤵
  - Suspicious use of SetWindowsHookEx
  PID:1604

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/1604-55-0x0000000000400000-0x00000000004F2000-memory.dmp

Filesize
968KB

Download
memory/1604-54-0x0000000000400000-0x00000000004F2000-memory.dmp

Filesize
968KB

Download
memory/1604-58-0x0000000000400000-0x00000000004F2000-memory.dmp

Filesize
968KB

Download
memory/1604-57-0x0000000000400000-0x00000000004F2000-memory.dmp

Filesize
968KB

Download
memory/1604-61-0x00000000757A1000-0x00000000757A3000-memory.dmp

Filesize
8KB

Download
memory/1604-62-0x0000000000400000-0x00000000004F2000-memory.dmp

Filesize
968KB

Download
memory/1604-63-0x0000000000400000-0x00000000004F2000-memory.dmp

Filesize
968KB

Download
memory/1604-64-0x0000000000400000-0x00000000004F2000-memory.dmp

Filesize
968KB

Download

Analysis

Sharing

General

Malware Config

Signatures

Processes

Network

MITRE ATT&CK Enterprise v6

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Downloads