27f4d058db924760be20ed7c6f4a7be929a0dccefe7d459eaeaf385bc07fb932

Analysis

max time kernel
51s
max time network
83s
platform
windows7_x64
resource
win7-20221111-en
resource tags

arch:x64arch:x86image:win7-20221111-enlocale:en-usos:windows7-x64system
submitted
25/11/2022, 15:04

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General

Target

27f4d058db924760be20ed7c6f4a7be929a0dccefe7d459eaeaf385bc07fb932.exe
Size

935KB
MD5

b738d08a9733b987c3db8c1cf499d325
SHA1

af3b3bec7bd9cef7c2713332e192f9e85e64d52e
SHA256

27f4d058db924760be20ed7c6f4a7be929a0dccefe7d459eaeaf385bc07fb932
SHA512

b179aadf0b575a6b8b4d56ec677bd0021859a1ec6089fe74aa19b6f4e3dda12c2d135a0116cd925d09cf8bd6c8d82b0339ab63a67779fef653c587b5a01ae9fc
SSDEEP

12288:o5Yr15f753d5QWIDz/Wz9NCyzHinLipNDJ5eoFb0OZ/WiGaks+HL63S27x4X:oyHv5Z+Wzv7AiBll0OBWi6si9G6

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/1644-55-0x0000000000400000-0x00000000004F2000-memory.dmp	upx
behavioral1/memory/1644-58-0x0000000000400000-0x00000000004F2000-memory.dmp	upx
behavioral1/memory/1644-57-0x0000000000400000-0x00000000004F2000-memory.dmp	upx
behavioral1/memory/1644-62-0x0000000000400000-0x00000000004F2000-memory.dmp	upx
behavioral1/memory/1644-63-0x0000000000400000-0x00000000004F2000-memory.dmp	upx
behavioral1/memory/1644-64-0x0000000000400000-0x00000000004F2000-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	27f4d058db924760be20ed7c6f4a7be929a0dccefe7d459eaeaf385bc07fb932.exe
Key value queried	\REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\VideoBiosVersion	27f4d058db924760be20ed7c6f4a7be929a0dccefe7d459eaeaf385bc07fb932.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	27f4d058db924760be20ed7c6f4a7be929a0dccefe7d459eaeaf385bc07fb932.exe
Key value queried	\REGISTRY\MACHINE\SYSTEM\ControlSet001\services\Disk\Enum\0	27f4d058db924760be20ed7c6f4a7be929a0dccefe7d459eaeaf385bc07fb932.exe

Suspicious use of SetThreadContext 1 IoCs

description	pid	Process	procid_target
PID 1416 set thread context of 1644	1416	27f4d058db924760be20ed7c6f4a7be929a0dccefe7d459eaeaf385bc07fb932.exe	29

Suspicious use of SetWindowsHookEx 1 IoCs

pid	Process
1644	27f4d058db924760be20ed7c6f4a7be929a0dccefe7d459eaeaf385bc07fb932.exe

Suspicious use of WriteProcessMemory 8 IoCs

description	pid	Process	procid_target
PID 1416 wrote to memory of 1644	1416	27f4d058db924760be20ed7c6f4a7be929a0dccefe7d459eaeaf385bc07fb932.exe	29
PID 1416 wrote to memory of 1644	1416	27f4d058db924760be20ed7c6f4a7be929a0dccefe7d459eaeaf385bc07fb932.exe	29
PID 1416 wrote to memory of 1644	1416	27f4d058db924760be20ed7c6f4a7be929a0dccefe7d459eaeaf385bc07fb932.exe	29
PID 1416 wrote to memory of 1644	1416	27f4d058db924760be20ed7c6f4a7be929a0dccefe7d459eaeaf385bc07fb932.exe	29
PID 1416 wrote to memory of 1644	1416	27f4d058db924760be20ed7c6f4a7be929a0dccefe7d459eaeaf385bc07fb932.exe	29
PID 1416 wrote to memory of 1644	1416	27f4d058db924760be20ed7c6f4a7be929a0dccefe7d459eaeaf385bc07fb932.exe	29
PID 1416 wrote to memory of 1644	1416	27f4d058db924760be20ed7c6f4a7be929a0dccefe7d459eaeaf385bc07fb932.exe	29
PID 1416 wrote to memory of 1644	1416	27f4d058db924760be20ed7c6f4a7be929a0dccefe7d459eaeaf385bc07fb932.exe	29

C:\Users\Admin\AppData\Local\Temp\27f4d058db924760be20ed7c6f4a7be929a0dccefe7d459eaeaf385bc07fb932.exe
"C:\Users\Admin\AppData\Local\Temp\27f4d058db924760be20ed7c6f4a7be929a0dccefe7d459eaeaf385bc07fb932.exe"
1⤵
- Checks BIOS information in registry
- Maps connected drives based on registry
- Suspicious use of SetThreadContext
- Suspicious use of WriteProcessMemory
PID:1416
- C:\Users\Admin\AppData\Local\Temp\27f4d058db924760be20ed7c6f4a7be929a0dccefe7d459eaeaf385bc07fb932.exe
  "C:\Users\Admin\AppData\Local\Temp\27f4d058db924760be20ed7c6f4a7be929a0dccefe7d459eaeaf385bc07fb932.exe" Track="0001001000"
  2⤵
  - Suspicious use of SetWindowsHookEx
  PID:1644

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/1644-54-0x0000000000400000-0x00000000004F2000-memory.dmp

Filesize
968KB

Download
memory/1644-55-0x0000000000400000-0x00000000004F2000-memory.dmp

Filesize
968KB

Download
memory/1644-58-0x0000000000400000-0x00000000004F2000-memory.dmp

Filesize
968KB

Download
memory/1644-57-0x0000000000400000-0x00000000004F2000-memory.dmp

Filesize
968KB

Download
memory/1644-61-0x0000000075F01000-0x0000000075F03000-memory.dmp

Filesize
8KB

Download
memory/1644-62-0x0000000000400000-0x00000000004F2000-memory.dmp

Filesize
968KB

Download
memory/1644-63-0x0000000000400000-0x00000000004F2000-memory.dmp

Filesize
968KB

Download
memory/1644-64-0x0000000000400000-0x00000000004F2000-memory.dmp

Filesize
968KB

Download

Analysis

Sharing

General

Malware Config

Signatures

Processes

Network

MITRE ATT&CK Enterprise v6

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Downloads