890dd09917f43fa6fe2a723edc6dd6913e104f3a76e1d8407b9f75d4f5793989

Analysis

max time kernel
184s
max time network
194s
platform
windows10-2004_x64
resource
win10v2004-20221111-en
resource tags

arch:x64arch:x86image:win10v2004-20221111-enlocale:en-usos:windows10-2004-x64system
submitted
25/11/2022, 10:56

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General

Target

890dd09917f43fa6fe2a723edc6dd6913e104f3a76e1d8407b9f75d4f5793989.exe
Size

931KB
MD5

e8338eeb52699c14000c63cbe32755fe
SHA1

aebf8264d355008ea24e77258679d472834e5b62
SHA256

890dd09917f43fa6fe2a723edc6dd6913e104f3a76e1d8407b9f75d4f5793989
SHA512

f02df6e00123163a625eb0b8b4f2364fce26ba5af27ededc1d33ce18606803b17cf79aa59a50777d0974173e88c7574a9b613f5a2bb859106c6e9e2884ec99df
SSDEEP

24576:C6IMwPvmB/wWq+5DUTt7FGSwmpu8nL6YKK:C6j19rut7FoU56k

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
behavioral2/memory/4900-133-0x0000000000400000-0x00000000004EA000-memory.dmp	upx
behavioral2/memory/4900-135-0x0000000000400000-0x00000000004EA000-memory.dmp	upx
behavioral2/memory/4900-136-0x0000000000400000-0x00000000004EA000-memory.dmp	upx
behavioral2/memory/4900-137-0x0000000000400000-0x00000000004EA000-memory.dmp	upx
behavioral2/memory/4900-138-0x0000000000400000-0x00000000004EA000-memory.dmp	upx
behavioral2/memory/4900-139-0x0000000000400000-0x00000000004EA000-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	890dd09917f43fa6fe2a723edc6dd6913e104f3a76e1d8407b9f75d4f5793989.exe
Key value queried	\REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\VideoBiosVersion	890dd09917f43fa6fe2a723edc6dd6913e104f3a76e1d8407b9f75d4f5793989.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	890dd09917f43fa6fe2a723edc6dd6913e104f3a76e1d8407b9f75d4f5793989.exe
Key value queried	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Services\disk\Enum\0	890dd09917f43fa6fe2a723edc6dd6913e104f3a76e1d8407b9f75d4f5793989.exe

Suspicious use of SetThreadContext 1 IoCs

description	pid	Process	procid_target
PID 1756 set thread context of 4900	1756	890dd09917f43fa6fe2a723edc6dd6913e104f3a76e1d8407b9f75d4f5793989.exe	83

Suspicious use of SetWindowsHookEx 5 IoCs

pid	Process
4900	890dd09917f43fa6fe2a723edc6dd6913e104f3a76e1d8407b9f75d4f5793989.exe
4900	890dd09917f43fa6fe2a723edc6dd6913e104f3a76e1d8407b9f75d4f5793989.exe
4900	890dd09917f43fa6fe2a723edc6dd6913e104f3a76e1d8407b9f75d4f5793989.exe
4900	890dd09917f43fa6fe2a723edc6dd6913e104f3a76e1d8407b9f75d4f5793989.exe
4900	890dd09917f43fa6fe2a723edc6dd6913e104f3a76e1d8407b9f75d4f5793989.exe

Suspicious use of WriteProcessMemory 8 IoCs

description	pid	Process	procid_target
PID 1756 wrote to memory of 4900	1756	890dd09917f43fa6fe2a723edc6dd6913e104f3a76e1d8407b9f75d4f5793989.exe	83
PID 1756 wrote to memory of 4900	1756	890dd09917f43fa6fe2a723edc6dd6913e104f3a76e1d8407b9f75d4f5793989.exe	83
PID 1756 wrote to memory of 4900	1756	890dd09917f43fa6fe2a723edc6dd6913e104f3a76e1d8407b9f75d4f5793989.exe	83
PID 1756 wrote to memory of 4900	1756	890dd09917f43fa6fe2a723edc6dd6913e104f3a76e1d8407b9f75d4f5793989.exe	83
PID 1756 wrote to memory of 4900	1756	890dd09917f43fa6fe2a723edc6dd6913e104f3a76e1d8407b9f75d4f5793989.exe	83
PID 1756 wrote to memory of 4900	1756	890dd09917f43fa6fe2a723edc6dd6913e104f3a76e1d8407b9f75d4f5793989.exe	83
PID 1756 wrote to memory of 4900	1756	890dd09917f43fa6fe2a723edc6dd6913e104f3a76e1d8407b9f75d4f5793989.exe	83
PID 1756 wrote to memory of 4900	1756	890dd09917f43fa6fe2a723edc6dd6913e104f3a76e1d8407b9f75d4f5793989.exe	83

C:\Users\Admin\AppData\Local\Temp\890dd09917f43fa6fe2a723edc6dd6913e104f3a76e1d8407b9f75d4f5793989.exe
"C:\Users\Admin\AppData\Local\Temp\890dd09917f43fa6fe2a723edc6dd6913e104f3a76e1d8407b9f75d4f5793989.exe"
1⤵
- Checks BIOS information in registry
- Maps connected drives based on registry
- Suspicious use of SetThreadContext
- Suspicious use of WriteProcessMemory
PID:1756
- C:\Users\Admin\AppData\Local\Temp\890dd09917f43fa6fe2a723edc6dd6913e104f3a76e1d8407b9f75d4f5793989.exe
  "C:\Users\Admin\AppData\Local\Temp\890dd09917f43fa6fe2a723edc6dd6913e104f3a76e1d8407b9f75d4f5793989.exe" Track="0001001000"
  2⤵
  - Suspicious use of SetWindowsHookEx
  PID:4900

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/4900-133-0x0000000000400000-0x00000000004EA000-memory.dmp

Filesize
936KB

Download
memory/4900-135-0x0000000000400000-0x00000000004EA000-memory.dmp

Filesize
936KB

Download
memory/4900-136-0x0000000000400000-0x00000000004EA000-memory.dmp

Filesize
936KB

Download
memory/4900-137-0x0000000000400000-0x00000000004EA000-memory.dmp

Filesize
936KB

Download
memory/4900-138-0x0000000000400000-0x00000000004EA000-memory.dmp

Filesize
936KB

Download
memory/4900-139-0x0000000000400000-0x00000000004EA000-memory.dmp

Filesize
936KB

Download

Analysis

Sharing

General

Malware Config

Signatures

Processes

Network

MITRE ATT&CK Enterprise v6

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Downloads