8845f9a7ae5029b1d42064be27e4ec1df0a63efb0629cff09c22002589d004db

Analysis

max time kernel
134s
max time network
155s
platform
windows10-2004_x64
resource
win10v2004-20220901-en
resource tags

arch:x64arch:x86image:win10v2004-20220901-enlocale:en-usos:windows10-2004-x64system
submitted
25/11/2022, 10:57

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General

Target

8845f9a7ae5029b1d42064be27e4ec1df0a63efb0629cff09c22002589d004db.exe
Size

935KB
MD5

4f2abe9b74a42fe704d24bec66a67ab6
SHA1

95ad1c9f21f2226ddde22de205e05e32cbf825e7
SHA256

8845f9a7ae5029b1d42064be27e4ec1df0a63efb0629cff09c22002589d004db
SHA512

f247ffbe374da452c14eb64099120368ad325cf064f163906e52390b75295c019270bbd667c39f176ed078c4138c3a9a612d4836fe271edcce4dee35acddd4ee
SSDEEP

12288:p5Yr15f753d5QWIDz/Wz9NCyzHinLipNDJ5eoFb0OZ/WiGaks+HL63S27x4L:pyHv5Z+Wzv7AiBll0OBWi6si9G+

Score

8^/10

upx

Malware Config

Signatures

UPX packed file 5 IoCs

Detects executables packed with UPX/modified UPX open source packer.

upx

resource	yara_rule
behavioral2/memory/2080-133-0x0000000000400000-0x00000000004F2000-memory.dmp	upx
behavioral2/memory/2080-135-0x0000000000400000-0x00000000004F2000-memory.dmp	upx
behavioral2/memory/2080-136-0x0000000000400000-0x00000000004F2000-memory.dmp	upx
behavioral2/memory/2080-137-0x0000000000400000-0x00000000004F2000-memory.dmp	upx
behavioral2/memory/2080-138-0x0000000000400000-0x00000000004F2000-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	8845f9a7ae5029b1d42064be27e4ec1df0a63efb0629cff09c22002589d004db.exe
Key value queried	\REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\SystemBiosVersion	8845f9a7ae5029b1d42064be27e4ec1df0a63efb0629cff09c22002589d004db.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	8845f9a7ae5029b1d42064be27e4ec1df0a63efb0629cff09c22002589d004db.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Services\Disk\Enum	8845f9a7ae5029b1d42064be27e4ec1df0a63efb0629cff09c22002589d004db.exe

Suspicious use of SetThreadContext 1 IoCs

description	pid	Process	procid_target
PID 4980 set thread context of 2080	4980	8845f9a7ae5029b1d42064be27e4ec1df0a63efb0629cff09c22002589d004db.exe	82

Suspicious use of SetWindowsHookEx 6 IoCs

pid	Process
2080	8845f9a7ae5029b1d42064be27e4ec1df0a63efb0629cff09c22002589d004db.exe
2080	8845f9a7ae5029b1d42064be27e4ec1df0a63efb0629cff09c22002589d004db.exe
2080	8845f9a7ae5029b1d42064be27e4ec1df0a63efb0629cff09c22002589d004db.exe
2080	8845f9a7ae5029b1d42064be27e4ec1df0a63efb0629cff09c22002589d004db.exe
2080	8845f9a7ae5029b1d42064be27e4ec1df0a63efb0629cff09c22002589d004db.exe
2080	8845f9a7ae5029b1d42064be27e4ec1df0a63efb0629cff09c22002589d004db.exe

Suspicious use of WriteProcessMemory 8 IoCs

description	pid	Process	procid_target
PID 4980 wrote to memory of 2080	4980	8845f9a7ae5029b1d42064be27e4ec1df0a63efb0629cff09c22002589d004db.exe	82
PID 4980 wrote to memory of 2080	4980	8845f9a7ae5029b1d42064be27e4ec1df0a63efb0629cff09c22002589d004db.exe	82
PID 4980 wrote to memory of 2080	4980	8845f9a7ae5029b1d42064be27e4ec1df0a63efb0629cff09c22002589d004db.exe	82
PID 4980 wrote to memory of 2080	4980	8845f9a7ae5029b1d42064be27e4ec1df0a63efb0629cff09c22002589d004db.exe	82
PID 4980 wrote to memory of 2080	4980	8845f9a7ae5029b1d42064be27e4ec1df0a63efb0629cff09c22002589d004db.exe	82
PID 4980 wrote to memory of 2080	4980	8845f9a7ae5029b1d42064be27e4ec1df0a63efb0629cff09c22002589d004db.exe	82
PID 4980 wrote to memory of 2080	4980	8845f9a7ae5029b1d42064be27e4ec1df0a63efb0629cff09c22002589d004db.exe	82
PID 4980 wrote to memory of 2080	4980	8845f9a7ae5029b1d42064be27e4ec1df0a63efb0629cff09c22002589d004db.exe	82

C:\Users\Admin\AppData\Local\Temp\8845f9a7ae5029b1d42064be27e4ec1df0a63efb0629cff09c22002589d004db.exe
"C:\Users\Admin\AppData\Local\Temp\8845f9a7ae5029b1d42064be27e4ec1df0a63efb0629cff09c22002589d004db.exe"
1⤵
- Checks BIOS information in registry
- Maps connected drives based on registry
- Suspicious use of SetThreadContext
- Suspicious use of WriteProcessMemory
PID:4980
- C:\Users\Admin\AppData\Local\Temp\8845f9a7ae5029b1d42064be27e4ec1df0a63efb0629cff09c22002589d004db.exe
  "C:\Users\Admin\AppData\Local\Temp\8845f9a7ae5029b1d42064be27e4ec1df0a63efb0629cff09c22002589d004db.exe" Track="0001001000"
  2⤵
  - Suspicious use of SetWindowsHookEx
  PID:2080

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/2080-133-0x0000000000400000-0x00000000004F2000-memory.dmp

Filesize
968KB

Download
memory/2080-135-0x0000000000400000-0x00000000004F2000-memory.dmp

Filesize
968KB

Download
memory/2080-136-0x0000000000400000-0x00000000004F2000-memory.dmp

Filesize
968KB

Download
memory/2080-137-0x0000000000400000-0x00000000004F2000-memory.dmp

Filesize
968KB

Download
memory/2080-138-0x0000000000400000-0x00000000004F2000-memory.dmp

Filesize
968KB

Download

Analysis

Sharing

General

Malware Config

Signatures

Processes

Network

MITRE ATT&CK Enterprise v6

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Downloads