5fc2e9f2089e11ce8a70e14877766b0951333ab1843d5c91ef4655671411d00b

Analysis

max time kernel
44s
max time network
49s
platform
windows7_x64
resource
win7-20220901-en
resource tags

arch:x64arch:x86image:win7-20220901-enlocale:en-usos:windows7-x64system
submitted
25/11/2022, 12:40

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General

Target

5fc2e9f2089e11ce8a70e14877766b0951333ab1843d5c91ef4655671411d00b.exe
Size

935KB
MD5

2b32436b8535503368e5f361e6493417
SHA1

2b9c4c251c9d5de2a56185de49a65b336c6a0065
SHA256

5fc2e9f2089e11ce8a70e14877766b0951333ab1843d5c91ef4655671411d00b
SHA512

6afc4f0565177cf39f06e9083a98e0bff9d7b9c10884284436bc7aa598452dcdb5cffb4dff6ca13adeac1e03c50ef8911c84f1675d0460cfa85766259f9df289
SSDEEP

12288:o5Yr15f753d5QWIDz/Wz9NCyzHinLipNDJ5eoFb0OZ/WiGaks+HL63S27x4j: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/596-55-0x0000000000400000-0x00000000004F2000-memory.dmp	upx
behavioral1/memory/596-58-0x0000000000400000-0x00000000004F2000-memory.dmp	upx
behavioral1/memory/596-57-0x0000000000400000-0x00000000004F2000-memory.dmp	upx
behavioral1/memory/596-62-0x0000000000400000-0x00000000004F2000-memory.dmp	upx
behavioral1/memory/596-63-0x0000000000400000-0x00000000004F2000-memory.dmp	upx
behavioral1/memory/596-64-0x0000000000400000-0x00000000004F2000-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	5fc2e9f2089e11ce8a70e14877766b0951333ab1843d5c91ef4655671411d00b.exe
Key value queried	\REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\VideoBiosVersion	5fc2e9f2089e11ce8a70e14877766b0951333ab1843d5c91ef4655671411d00b.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	5fc2e9f2089e11ce8a70e14877766b0951333ab1843d5c91ef4655671411d00b.exe
Key value queried	\REGISTRY\MACHINE\SYSTEM\ControlSet001\services\Disk\Enum\0	5fc2e9f2089e11ce8a70e14877766b0951333ab1843d5c91ef4655671411d00b.exe

Suspicious use of SetThreadContext 1 IoCs

description	pid	Process	procid_target
PID 996 set thread context of 596	996	5fc2e9f2089e11ce8a70e14877766b0951333ab1843d5c91ef4655671411d00b.exe	28

Suspicious use of SetWindowsHookEx 1 IoCs

pid	Process
596	5fc2e9f2089e11ce8a70e14877766b0951333ab1843d5c91ef4655671411d00b.exe

Suspicious use of WriteProcessMemory 8 IoCs

description	pid	Process	procid_target
PID 996 wrote to memory of 596	996	5fc2e9f2089e11ce8a70e14877766b0951333ab1843d5c91ef4655671411d00b.exe	28
PID 996 wrote to memory of 596	996	5fc2e9f2089e11ce8a70e14877766b0951333ab1843d5c91ef4655671411d00b.exe	28
PID 996 wrote to memory of 596	996	5fc2e9f2089e11ce8a70e14877766b0951333ab1843d5c91ef4655671411d00b.exe	28
PID 996 wrote to memory of 596	996	5fc2e9f2089e11ce8a70e14877766b0951333ab1843d5c91ef4655671411d00b.exe	28
PID 996 wrote to memory of 596	996	5fc2e9f2089e11ce8a70e14877766b0951333ab1843d5c91ef4655671411d00b.exe	28
PID 996 wrote to memory of 596	996	5fc2e9f2089e11ce8a70e14877766b0951333ab1843d5c91ef4655671411d00b.exe	28
PID 996 wrote to memory of 596	996	5fc2e9f2089e11ce8a70e14877766b0951333ab1843d5c91ef4655671411d00b.exe	28
PID 996 wrote to memory of 596	996	5fc2e9f2089e11ce8a70e14877766b0951333ab1843d5c91ef4655671411d00b.exe	28

C:\Users\Admin\AppData\Local\Temp\5fc2e9f2089e11ce8a70e14877766b0951333ab1843d5c91ef4655671411d00b.exe
"C:\Users\Admin\AppData\Local\Temp\5fc2e9f2089e11ce8a70e14877766b0951333ab1843d5c91ef4655671411d00b.exe"
1⤵
- Checks BIOS information in registry
- Maps connected drives based on registry
- Suspicious use of SetThreadContext
- Suspicious use of WriteProcessMemory
PID:996
- C:\Users\Admin\AppData\Local\Temp\5fc2e9f2089e11ce8a70e14877766b0951333ab1843d5c91ef4655671411d00b.exe
  "C:\Users\Admin\AppData\Local\Temp\5fc2e9f2089e11ce8a70e14877766b0951333ab1843d5c91ef4655671411d00b.exe" Track="0001001000"
  2⤵
  - Suspicious use of SetWindowsHookEx
  PID:596

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/596-55-0x0000000000400000-0x00000000004F2000-memory.dmp

Filesize
968KB

Download
memory/596-58-0x0000000000400000-0x00000000004F2000-memory.dmp

Filesize
968KB

Download
memory/596-57-0x0000000000400000-0x00000000004F2000-memory.dmp

Filesize
968KB

Download
memory/596-54-0x0000000000400000-0x00000000004F2000-memory.dmp

Filesize
968KB

Download
memory/596-61-0x00000000760E1000-0x00000000760E3000-memory.dmp

Filesize
8KB

Download
memory/596-62-0x0000000000400000-0x00000000004F2000-memory.dmp

Filesize
968KB

Download
memory/596-63-0x0000000000400000-0x00000000004F2000-memory.dmp

Filesize
968KB

Download
memory/596-64-0x0000000000400000-0x00000000004F2000-memory.dmp

Filesize
968KB

Download

Analysis

Sharing

General

Malware Config

Signatures

Processes

Network

MITRE ATT&CK Enterprise v6

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Downloads