9b31da1c58520b87f41454a14c99bc25e55d444386922ceb8b6cd444e574ed8c

General

Target

9b31da1c58520b87f41454a14c99bc25e55d444386922ceb8b6cd444e574ed8c.exe
Size

763KB
MD5

2ac4366b1e4a0d6cacc879f009556c15
SHA1

d103a5be46ae950e6837158de974c0a98daff782
SHA256

9b31da1c58520b87f41454a14c99bc25e55d444386922ceb8b6cd444e574ed8c
SHA512

c62a8f55ccf8c14e80be1edb69f15cfa9e49403882ef2c073896bd907b95352e2f2ed2ee9589b9fa9f8bbb8bc4fec7059a28aa01dde3cd686bf5c9f8836c8894

Score

8^/10

macro persistence

Malware Config

Signatures

Executes dropped EXE 2 IoCs

Processes:

._cache_9b31da1c58520b87f41454a14c99bc25e55d444386922ceb8b6cd444e574ed8c.exeSynaptics.exe

pid process

1524 ._cache_9b31da1c58520b87f41454a14c99bc25e55d444386922ceb8b6cd444e574ed8c.exe
2448 Synaptics.exe

pid	process
1524	._cache_9b31da1c58520b87f41454a14c99bc25e55d444386922ceb8b6cd444e574ed8c.exe
2448	Synaptics.exe

Suspicious Office macro 1 IoCs

Office document equipped with macros.

macro

Processes:

resource	yara_rule
C:\Users\Admin\AppData\Local\Temp\QtyUu3ic.xlsm	office_macros

Checks computer location settings 2 TTPs 1 IoCs

Looks up country code configured in the registry, likely geofence.

Query Registry

T1012

System Information Discovery

T1082

Processes:

9b31da1c58520b87f41454a14c99bc25e55d444386922ceb8b6cd444e574ed8c.exe

description	ioc	process
Key value queried	\REGISTRY\USER\S-1-5-21-3686645723-710336880-414668232-1000\Control Panel\International\Geo\Nation	9b31da1c58520b87f41454a14c99bc25e55d444386922ceb8b6cd444e574ed8c.exe

Adds Run key to start application 2 TTPs 1 IoCs

persistence

Registry Run Keys / Startup Folder

T1060

Modify Registry

T1112

Processes:

9b31da1c58520b87f41454a14c99bc25e55d444386922ceb8b6cd444e574ed8c.exe

description	ioc	process
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Microsoft\Windows\CurrentVersion\Run\SS CRACK RETRIX = "C:\\ProgramData\\Synaptics\\Synaptics.exe"	9b31da1c58520b87f41454a14c99bc25e55d444386922ceb8b6cd444e574ed8c.exe

Enumerates physical storage devices 1 TTPs
Attempts to interact with connected storage/optical drive(s). Likely ransomware behaviour.

System Information Discovery
T1082
Program crash 1 IoCs

Processes:

WerFault.exe

pid pid_target process target process

3420 1524 WerFault.exe ._cache_9b31da1c58520b87f41454a14c99bc25e55d444386922ceb8b6cd444e574ed8c.exe

pid	pid_target	process	target process
3420	1524	WerFault.exe	._cache_9b31da1c58520b87f41454a14c99bc25e55d444386922ceb8b6cd444e574ed8c.exe

Checks processor information in registry 2 TTPs 3 IoCs

Processor information is often read in order to detect sandboxing environments.

Query Registry

T1012

System Information Discovery

T1082

Processes:

EXCEL.EXE

description	ioc	process
Key opened	\REGISTRY\MACHINE\Hardware\Description\System\CentralProcessor\0	EXCEL.EXE
Key value queried	\REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\CentralProcessor\0\~MHz	EXCEL.EXE
Key value queried	\REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\CentralProcessor\0\ProcessorNameString	EXCEL.EXE

Enumerates system info in registry 2 TTPs 3 IoCs

Query Registry

T1012

System Information Discovery

T1082

Processes:

EXCEL.EXE

description	ioc	process
Key opened	\REGISTRY\MACHINE\Hardware\Description\System\BIOS	EXCEL.EXE
Key value queried	\REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\BIOS\SystemFamily	EXCEL.EXE
Key value queried	\REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\BIOS\SystemSKU	EXCEL.EXE

Modifies registry class 1 IoCs

Processes:

9b31da1c58520b87f41454a14c99bc25e55d444386922ceb8b6cd444e574ed8c.exe

description	ioc	process
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\CLSID\{1f3427c8-5c10-4210-aa03-2ee45287d668}\Instance	9b31da1c58520b87f41454a14c99bc25e55d444386922ceb8b6cd444e574ed8c.exe

Modifies system certificate store 2 TTPs 2 IoCs

evasion spyware trojan

Install Root Certificate

T1130

Modify Registry

T1112

Processes:

Synaptics.exe

description	ioc	process
Key created	\REGISTRY\MACHINE\SOFTWARE\Microsoft\SystemCertificates\AuthRoot\Certificates\D1EB23A46D17D68FD92564C2F1F1601764D8E349	Synaptics.exe
Set value (data)	\REGISTRY\MACHINE\SOFTWARE\Microsoft\SystemCertificates\AuthRoot\Certificates\D1EB23A46D17D68FD92564C2F1F1601764D8E349\Blob = 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	Synaptics.exe

Suspicious behavior: AddClipboardFormatListener 1 IoCs

Processes:

EXCEL.EXE

pid process

3576 EXCEL.EXE

pid	process
3576	EXCEL.EXE

Suspicious behavior: EnumeratesProcesses 15 IoCs

Processes:

WerFault.exe

pid	process
3420	WerFault.exe
3420	WerFault.exe
3420	WerFault.exe
3420	WerFault.exe
3420	WerFault.exe
3420	WerFault.exe
3420	WerFault.exe
3420	WerFault.exe
3420	WerFault.exe
3420	WerFault.exe
3420	WerFault.exe
3420	WerFault.exe
3420	WerFault.exe
3420	WerFault.exe
3420	WerFault.exe

Suspicious use of AdjustPrivilegeToken 3 IoCs

Processes:

WerFault.exe

description pid process

Token: SeRestorePrivilege 3420 WerFault.exe
Token: SeBackupPrivilege 3420 WerFault.exe
Token: SeDebugPrivilege 3420 WerFault.exe
Suspicious use of SetWindowsHookEx 5 IoCs

Processes:

EXCEL.EXE

pid process

3576 EXCEL.EXE
3576 EXCEL.EXE
3576 EXCEL.EXE
3576 EXCEL.EXE
3576 EXCEL.EXE

description	pid	process
Token: SeRestorePrivilege	3420	WerFault.exe
Token: SeBackupPrivilege	3420	WerFault.exe
Token: SeDebugPrivilege	3420	WerFault.exe

pid	process
3576	EXCEL.EXE
3576	EXCEL.EXE
3576	EXCEL.EXE
3576	EXCEL.EXE
3576	EXCEL.EXE

Suspicious use of WriteProcessMemory 6 IoCs

Processes:

9b31da1c58520b87f41454a14c99bc25e55d444386922ceb8b6cd444e574ed8c.exe

description	pid	process	target process
PID 4056 wrote to memory of 1524	4056	9b31da1c58520b87f41454a14c99bc25e55d444386922ceb8b6cd444e574ed8c.exe	._cache_9b31da1c58520b87f41454a14c99bc25e55d444386922ceb8b6cd444e574ed8c.exe
PID 4056 wrote to memory of 1524	4056	9b31da1c58520b87f41454a14c99bc25e55d444386922ceb8b6cd444e574ed8c.exe	._cache_9b31da1c58520b87f41454a14c99bc25e55d444386922ceb8b6cd444e574ed8c.exe
PID 4056 wrote to memory of 1524	4056	9b31da1c58520b87f41454a14c99bc25e55d444386922ceb8b6cd444e574ed8c.exe	._cache_9b31da1c58520b87f41454a14c99bc25e55d444386922ceb8b6cd444e574ed8c.exe
PID 4056 wrote to memory of 2448	4056	9b31da1c58520b87f41454a14c99bc25e55d444386922ceb8b6cd444e574ed8c.exe	Synaptics.exe
PID 4056 wrote to memory of 2448	4056	9b31da1c58520b87f41454a14c99bc25e55d444386922ceb8b6cd444e574ed8c.exe	Synaptics.exe
PID 4056 wrote to memory of 2448	4056	9b31da1c58520b87f41454a14c99bc25e55d444386922ceb8b6cd444e574ed8c.exe	Synaptics.exe

C:\Users\Admin\AppData\Local\Temp\9b31da1c58520b87f41454a14c99bc25e55d444386922ceb8b6cd444e574ed8c.exe
"C:\Users\Admin\AppData\Local\Temp\9b31da1c58520b87f41454a14c99bc25e55d444386922ceb8b6cd444e574ed8c.exe"
1⤵
- Checks computer location settings
- Adds Run key to start application
- Modifies registry class
- Suspicious use of WriteProcessMemory
PID:4056

C:\Users\Admin\AppData\Local\Temp\._cache_9b31da1c58520b87f41454a14c99bc25e55d444386922ceb8b6cd444e574ed8c.exe
"C:\Users\Admin\AppData\Local\Temp\._cache_9b31da1c58520b87f41454a14c99bc25e55d444386922ceb8b6cd444e574ed8c.exe"
2⤵
- Executes dropped EXE
PID:1524

C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -u -p 1524 -s 772
3⤵
- Program crash
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
PID:3420

C:\ProgramData\Synaptics\Synaptics.exe
"C:\ProgramData\Synaptics\Synaptics.exe" InjUpdate
2⤵
- Executes dropped EXE
- Modifies system certificate store
PID:2448

C:\Program Files\Microsoft Office\Root\Office16\EXCEL.EXE
"C:\Program Files\Microsoft Office\Root\Office16\EXCEL.EXE" /automation -Embedding
1⤵
- Checks processor information in registry
- Enumerates system info in registry
- Suspicious behavior: AddClipboardFormatListener
- Suspicious use of SetWindowsHookEx
PID:3576

Network

MITRE ATT&CK Matrix ATT&CK v6

Initial Access

Execution

Persistence

Registry Run Keys / Startup Folder

1

T1060

Privilege Escalation

Defense Evasion

Modify Registry

2

T1112

Install Root Certificate

1

T1130

Credential Access

Discovery

Query Registry

3

T1012

System Information Discovery

4

T1082

Lateral Movement

Collection

Exfiltration

Command and Control

Impact

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Downloads

C:\ProgramData\Synaptics\Synaptics.exe
MD5
f65d4cf706c2add18897c640b67c8b84

SHA1
dd63c38d5fd4a2d466a36dc35e8c082237de24f8

SHA256
f1a5a873cc3987b2a2a756aec8bacfb6d2c922892ce07a0ffb820a332fe82655

SHA512
b0e5c1a9d5dd2aff80485b2b237e6350fbd14d67323fd6a85fbc221e45a2bc0b48a2d46bb371d5498f9246943c8015bacce15d20c4c453bb772690534babf2e6

Download Submit
C:\ProgramData\Synaptics\Synaptics.exe
MD5
f65d4cf706c2add18897c640b67c8b84

SHA1
dd63c38d5fd4a2d466a36dc35e8c082237de24f8

SHA256
f1a5a873cc3987b2a2a756aec8bacfb6d2c922892ce07a0ffb820a332fe82655

SHA512
b0e5c1a9d5dd2aff80485b2b237e6350fbd14d67323fd6a85fbc221e45a2bc0b48a2d46bb371d5498f9246943c8015bacce15d20c4c453bb772690534babf2e6

Download Submit
C:\Users\Admin\AppData\Local\Temp\._cache_9b31da1c58520b87f41454a14c99bc25e55d444386922ceb8b6cd444e574ed8c.exe
MD5
02be6d33b1edbc61c79882d3f556bd8a

SHA1
8d0afa78893ae5f04e505db0d76d0d50cf34e7da

SHA256
4c9f9b9de2ffeea9ccc6524d05ea5b78a14c1642cecc189fe40e7a57a6c294b3

SHA512
39949d9a14a17d7cf31aa222a6547be7663673872d5091a77c64b0cd863e399dcdfbff70443bc9a2c2dccc658a998afc5189469723bb5f4c8adeecab47b07967

Download Submit
C:\Users\Admin\AppData\Local\Temp\._cache_9b31da1c58520b87f41454a14c99bc25e55d444386922ceb8b6cd444e574ed8c.exe
MD5
02be6d33b1edbc61c79882d3f556bd8a

SHA1
8d0afa78893ae5f04e505db0d76d0d50cf34e7da

SHA256
4c9f9b9de2ffeea9ccc6524d05ea5b78a14c1642cecc189fe40e7a57a6c294b3

SHA512
39949d9a14a17d7cf31aa222a6547be7663673872d5091a77c64b0cd863e399dcdfbff70443bc9a2c2dccc658a998afc5189469723bb5f4c8adeecab47b07967

Download Submit
C:\Users\Admin\AppData\Local\Temp\QtyUu3ic.xlsm
MD5
e566fc53051035e1e6fd0ed1823de0f9

SHA1
00bc96c48b98676ecd67e81a6f1d7754e4156044

SHA256
8e574b4ae6502230c0829e2319a6c146aebd51b7008bf5bbfb731424d7952c15

SHA512
a12f56ff30ea35381c2b8f8af2446cf1daa21ee872e98cad4b863db060acd4c33c5760918c277dadb7a490cb4ca2f925d59c70dc5171e16601a11bc4a6542b04

Download Submit
memory/1524-121-0x0000000000640000-0x0000000000641000-memory.dmp

Filesize
4KB

Download
memory/1524-115-0x0000000000000000-mapping.dmp

Download
memory/2448-123-0x00000000005D0000-0x00000000005D1000-memory.dmp

Filesize
4KB

Download
memory/2448-118-0x0000000000000000-mapping.dmp

Download
memory/3576-122-0x00007FF68C2E0000-0x00007FF68F896000-memory.dmp

Filesize
53.7MB

Download
memory/3576-124-0x00007FF800890000-0x00007FF8008A0000-memory.dmp

Filesize
64KB

Download
memory/3576-125-0x00007FF800890000-0x00007FF8008A0000-memory.dmp

Filesize
64KB

Download
memory/3576-126-0x00007FF800890000-0x00007FF8008A0000-memory.dmp

Filesize
64KB

Download
memory/3576-127-0x00007FF800890000-0x00007FF8008A0000-memory.dmp

Filesize
64KB

Download
memory/3576-131-0x00007FF800890000-0x00007FF8008A0000-memory.dmp

Filesize
64KB

Download
memory/3576-130-0x00007FF820AD0000-0x00007FF821BBE000-memory.dmp

Filesize
16.9MB

Download
memory/3576-132-0x00007FF81EBD0000-0x00007FF820AC5000-memory.dmp

Filesize
31.0MB

Download
memory/4056-114-0x00000000005C0000-0x000000000070A000-memory.dmp

Filesize
1.3MB

Download

Analysis

Sharing

General

Malware Config

Signatures

Processes

Network

MITRE ATT&CK Matrix ATT&CK v6

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Downloads