a02738c3901ab92c5d5121c990f2957597362e70f5f8e494110b75877202c86f

Analysis

max time kernel
17s
max time network
44s
platform
windows7_x64
resource
win7-20221111-en
resource tags

arch:x64arch:x86image:win7-20221111-enlocale:en-usos:windows7-x64system
submitted
25/11/2022, 09:56

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General

Target

a02738c3901ab92c5d5121c990f2957597362e70f5f8e494110b75877202c86f.exe
Size

931KB
MD5

bef6d676756225d6cfb514d8f0b86842
SHA1

9236d4d98c5a35cc1d5645360fb8dad200d1d419
SHA256

a02738c3901ab92c5d5121c990f2957597362e70f5f8e494110b75877202c86f
SHA512

409241032bc11430d5f4ab67885a4efc62def30978ae49780b4185aa9f088ca01ed49c14a7975d74d56a1a7830914dac8004618063e54d5c00e9179113083e0f
SSDEEP

24576:i6IMwPvmB/wWq+5DUTt7FGSwmpu8nL6YK:i6j19rut7FoU56

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/948-55-0x0000000000400000-0x00000000004EA000-memory.dmp	upx
behavioral1/memory/948-57-0x0000000000400000-0x00000000004EA000-memory.dmp	upx
behavioral1/memory/948-58-0x0000000000400000-0x00000000004EA000-memory.dmp	upx
behavioral1/memory/948-62-0x0000000000400000-0x00000000004EA000-memory.dmp	upx
behavioral1/memory/948-63-0x0000000000400000-0x00000000004EA000-memory.dmp	upx
behavioral1/memory/948-64-0x0000000000400000-0x00000000004EA000-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	a02738c3901ab92c5d5121c990f2957597362e70f5f8e494110b75877202c86f.exe
Key value queried	\REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\VideoBiosVersion	a02738c3901ab92c5d5121c990f2957597362e70f5f8e494110b75877202c86f.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	a02738c3901ab92c5d5121c990f2957597362e70f5f8e494110b75877202c86f.exe
Key value queried	\REGISTRY\MACHINE\SYSTEM\ControlSet001\services\Disk\Enum\0	a02738c3901ab92c5d5121c990f2957597362e70f5f8e494110b75877202c86f.exe

Suspicious use of SetThreadContext 1 IoCs

description	pid	Process	procid_target
PID 1184 set thread context of 948	1184	a02738c3901ab92c5d5121c990f2957597362e70f5f8e494110b75877202c86f.exe	29

Suspicious use of SetWindowsHookEx 1 IoCs

pid	Process
948	a02738c3901ab92c5d5121c990f2957597362e70f5f8e494110b75877202c86f.exe

Suspicious use of WriteProcessMemory 8 IoCs

description	pid	Process	procid_target
PID 1184 wrote to memory of 948	1184	a02738c3901ab92c5d5121c990f2957597362e70f5f8e494110b75877202c86f.exe	29
PID 1184 wrote to memory of 948	1184	a02738c3901ab92c5d5121c990f2957597362e70f5f8e494110b75877202c86f.exe	29
PID 1184 wrote to memory of 948	1184	a02738c3901ab92c5d5121c990f2957597362e70f5f8e494110b75877202c86f.exe	29
PID 1184 wrote to memory of 948	1184	a02738c3901ab92c5d5121c990f2957597362e70f5f8e494110b75877202c86f.exe	29
PID 1184 wrote to memory of 948	1184	a02738c3901ab92c5d5121c990f2957597362e70f5f8e494110b75877202c86f.exe	29
PID 1184 wrote to memory of 948	1184	a02738c3901ab92c5d5121c990f2957597362e70f5f8e494110b75877202c86f.exe	29
PID 1184 wrote to memory of 948	1184	a02738c3901ab92c5d5121c990f2957597362e70f5f8e494110b75877202c86f.exe	29
PID 1184 wrote to memory of 948	1184	a02738c3901ab92c5d5121c990f2957597362e70f5f8e494110b75877202c86f.exe	29

C:\Users\Admin\AppData\Local\Temp\a02738c3901ab92c5d5121c990f2957597362e70f5f8e494110b75877202c86f.exe
"C:\Users\Admin\AppData\Local\Temp\a02738c3901ab92c5d5121c990f2957597362e70f5f8e494110b75877202c86f.exe"
1⤵
- Checks BIOS information in registry
- Maps connected drives based on registry
- Suspicious use of SetThreadContext
- Suspicious use of WriteProcessMemory
PID:1184
- C:\Users\Admin\AppData\Local\Temp\a02738c3901ab92c5d5121c990f2957597362e70f5f8e494110b75877202c86f.exe
  "C:\Users\Admin\AppData\Local\Temp\a02738c3901ab92c5d5121c990f2957597362e70f5f8e494110b75877202c86f.exe" Track="0001001000"
  2⤵
  - Suspicious use of SetWindowsHookEx
  PID:948

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/948-55-0x0000000000400000-0x00000000004EA000-memory.dmp

Filesize
936KB

Download
memory/948-54-0x0000000000400000-0x00000000004EA000-memory.dmp

Filesize
936KB

Download
memory/948-57-0x0000000000400000-0x00000000004EA000-memory.dmp

Filesize
936KB

Download
memory/948-58-0x0000000000400000-0x00000000004EA000-memory.dmp

Filesize
936KB

Download
memory/948-61-0x00000000767F1000-0x00000000767F3000-memory.dmp

Filesize
8KB

Download
memory/948-62-0x0000000000400000-0x00000000004EA000-memory.dmp

Filesize
936KB

Download
memory/948-63-0x0000000000400000-0x00000000004EA000-memory.dmp

Filesize
936KB

Download
memory/948-64-0x0000000000400000-0x00000000004EA000-memory.dmp

Filesize
936KB

Download

Analysis

Sharing

General

Malware Config

Signatures

Processes

Network

MITRE ATT&CK Enterprise v6

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Downloads