a5b2a7e1c53e0bc1b50b89be88165f4baf12590883d80f1fa550208f3f27957e

General

Target

a5b2a7e1c53e0bc1b50b89be88165f4baf12590883d80f1fa550208f3f27957e.exe
Size

838KB
MD5

5c4f3990799abbc5f359f5a8174d7278
SHA1

828a4f3544105ff8165c443d47da6b172b6b2467
SHA256

a5b2a7e1c53e0bc1b50b89be88165f4baf12590883d80f1fa550208f3f27957e
SHA512

15c1f37ce6fb84c9a2cb51bbc954eed59937540925e5cdcea273695af3fcca74807622046433b685791c211cf5bdaafec835951d16696526e402a60b215c39ea

Score

8^/10

macro persistence upx

Malware Config

Signatures

Executes dropped EXE 2 IoCs

Processes:

._cache_a5b2a7e1c53e0bc1b50b89be88165f4baf12590883d80f1fa550208f3f27957e.exeSynaptics.exe

pid process

2064 ._cache_a5b2a7e1c53e0bc1b50b89be88165f4baf12590883d80f1fa550208f3f27957e.exe
3456 Synaptics.exe

pid	process
2064	._cache_a5b2a7e1c53e0bc1b50b89be88165f4baf12590883d80f1fa550208f3f27957e.exe
3456	Synaptics.exe

Suspicious Office macro 1 IoCs

Office document equipped with macros.

macro

Processes:

resource	yara_rule
C:\Users\Admin\AppData\Local\Temp\TCt82lLQ.xlsm	office_macros

UPX packed file 2 IoCs

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

upx

Processes:

resource	yara_rule
C:\Users\Admin\AppData\Local\Temp\._cache_a5b2a7e1c53e0bc1b50b89be88165f4baf12590883d80f1fa550208f3f27957e.exe	upx
C:\Users\Admin\AppData\Local\Temp\._cache_a5b2a7e1c53e0bc1b50b89be88165f4baf12590883d80f1fa550208f3f27957e.exe	upx

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:

a5b2a7e1c53e0bc1b50b89be88165f4baf12590883d80f1fa550208f3f27957e.exe

description	ioc	process
Key value queried	\REGISTRY\USER\S-1-5-21-1594587808-2047097707-2163810515-1000\Control Panel\International\Geo\Nation	a5b2a7e1c53e0bc1b50b89be88165f4baf12590883d80f1fa550208f3f27957e.exe

Adds Run key to start application 2 TTPs 1 IoCs

persistence

Registry Run Keys / Startup Folder

T1060

Modify Registry

T1112

Processes:

a5b2a7e1c53e0bc1b50b89be88165f4baf12590883d80f1fa550208f3f27957e.exe

description	ioc	process
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Microsoft\Windows\CurrentVersion\Run\SS CRACK RETRIX = "C:\\ProgramData\\Synaptics\\Synaptics.exe"	a5b2a7e1c53e0bc1b50b89be88165f4baf12590883d80f1fa550208f3f27957e.exe

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

System Information Discovery
T1082

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:

a5b2a7e1c53e0bc1b50b89be88165f4baf12590883d80f1fa550208f3f27957e.exe

description	ioc	process
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\CLSID\{1f3427c8-5c10-4210-aa03-2ee45287d668}\Instance	a5b2a7e1c53e0bc1b50b89be88165f4baf12590883d80f1fa550208f3f27957e.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

2168 EXCEL.EXE
Suspicious use of SetWindowsHookEx 5 IoCs

Processes:

EXCEL.EXE

pid process

2168 EXCEL.EXE
2168 EXCEL.EXE
2168 EXCEL.EXE
2168 EXCEL.EXE
2168 EXCEL.EXE

pid	process
2168	EXCEL.EXE

pid	process
2168	EXCEL.EXE
2168	EXCEL.EXE
2168	EXCEL.EXE
2168	EXCEL.EXE
2168	EXCEL.EXE

Suspicious use of WriteProcessMemory 6 IoCs

Processes:

a5b2a7e1c53e0bc1b50b89be88165f4baf12590883d80f1fa550208f3f27957e.exe

description	pid	process	target process
PID 572 wrote to memory of 2064	572	a5b2a7e1c53e0bc1b50b89be88165f4baf12590883d80f1fa550208f3f27957e.exe	._cache_a5b2a7e1c53e0bc1b50b89be88165f4baf12590883d80f1fa550208f3f27957e.exe
PID 572 wrote to memory of 2064	572	a5b2a7e1c53e0bc1b50b89be88165f4baf12590883d80f1fa550208f3f27957e.exe	._cache_a5b2a7e1c53e0bc1b50b89be88165f4baf12590883d80f1fa550208f3f27957e.exe
PID 572 wrote to memory of 2064	572	a5b2a7e1c53e0bc1b50b89be88165f4baf12590883d80f1fa550208f3f27957e.exe	._cache_a5b2a7e1c53e0bc1b50b89be88165f4baf12590883d80f1fa550208f3f27957e.exe
PID 572 wrote to memory of 3456	572	a5b2a7e1c53e0bc1b50b89be88165f4baf12590883d80f1fa550208f3f27957e.exe	Synaptics.exe
PID 572 wrote to memory of 3456	572	a5b2a7e1c53e0bc1b50b89be88165f4baf12590883d80f1fa550208f3f27957e.exe	Synaptics.exe
PID 572 wrote to memory of 3456	572	a5b2a7e1c53e0bc1b50b89be88165f4baf12590883d80f1fa550208f3f27957e.exe	Synaptics.exe

C:\Users\Admin\AppData\Local\Temp\a5b2a7e1c53e0bc1b50b89be88165f4baf12590883d80f1fa550208f3f27957e.exe
"C:\Users\Admin\AppData\Local\Temp\a5b2a7e1c53e0bc1b50b89be88165f4baf12590883d80f1fa550208f3f27957e.exe"
1⤵
- Checks computer location settings
- Adds Run key to start application
- Modifies registry class
- Suspicious use of WriteProcessMemory
PID:572

C:\Users\Admin\AppData\Local\Temp\._cache_a5b2a7e1c53e0bc1b50b89be88165f4baf12590883d80f1fa550208f3f27957e.exe
"C:\Users\Admin\AppData\Local\Temp\._cache_a5b2a7e1c53e0bc1b50b89be88165f4baf12590883d80f1fa550208f3f27957e.exe"
2⤵
- Executes dropped EXE
PID:2064

C:\ProgramData\Synaptics\Synaptics.exe
"C:\ProgramData\Synaptics\Synaptics.exe" InjUpdate
2⤵
- Executes dropped EXE
- Modifies system certificate store
PID:3456

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:2168

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
2bae0e67ed715358e25efdbc69c56507

SHA1
f5426b9fca39a1d7904ca59d3d83dce1c54d9eb1

SHA256
a2edeb8e3e1cd7e9847cf189f521a8d22422f91fe0add3d2c3e6f5d4f206adc6

SHA512
0632a0164be78d6c97a572eb4aaa9b46df41e1f42e10bf6fb8b9705877dede98d11fa34a9e5855ecb2024e59c6ccde74c97c06b07d2c88fafc469d61d555ccdf

Download Submit
C:\ProgramData\Synaptics\Synaptics.exe
MD5
2bae0e67ed715358e25efdbc69c56507

SHA1
f5426b9fca39a1d7904ca59d3d83dce1c54d9eb1

SHA256
a2edeb8e3e1cd7e9847cf189f521a8d22422f91fe0add3d2c3e6f5d4f206adc6

SHA512
0632a0164be78d6c97a572eb4aaa9b46df41e1f42e10bf6fb8b9705877dede98d11fa34a9e5855ecb2024e59c6ccde74c97c06b07d2c88fafc469d61d555ccdf

Download Submit
C:\Users\Admin\AppData\Local\Temp\._cache_a5b2a7e1c53e0bc1b50b89be88165f4baf12590883d80f1fa550208f3f27957e.exe
MD5
459cf3e3a6b8de6f30dce46430cfa25d

SHA1
b982d3b95892db1ba85d31801a3b65de3e1c8066

SHA256
5bba48f6acff7e5496af5827265e99d06e2a227f54888f35d844350fac31ccf9

SHA512
d0bdb9900f185f4070f0066057f39dd9c976e562e7a9719fec4783086b599845eb003c56b81047a8f7430dd92d1a1d2ff34574e7aec01d0957cf5672a3d23ea0

Download Submit
C:\Users\Admin\AppData\Local\Temp\._cache_a5b2a7e1c53e0bc1b50b89be88165f4baf12590883d80f1fa550208f3f27957e.exe
MD5
459cf3e3a6b8de6f30dce46430cfa25d

SHA1
b982d3b95892db1ba85d31801a3b65de3e1c8066

SHA256
5bba48f6acff7e5496af5827265e99d06e2a227f54888f35d844350fac31ccf9

SHA512
d0bdb9900f185f4070f0066057f39dd9c976e562e7a9719fec4783086b599845eb003c56b81047a8f7430dd92d1a1d2ff34574e7aec01d0957cf5672a3d23ea0

Download Submit
C:\Users\Admin\AppData\Local\Temp\TCt82lLQ.xlsm
MD5
e566fc53051035e1e6fd0ed1823de0f9

SHA1
00bc96c48b98676ecd67e81a6f1d7754e4156044

SHA256
8e574b4ae6502230c0829e2319a6c146aebd51b7008bf5bbfb731424d7952c15

SHA512
a12f56ff30ea35381c2b8f8af2446cf1daa21ee872e98cad4b863db060acd4c33c5760918c277dadb7a490cb4ca2f925d59c70dc5171e16601a11bc4a6542b04

Download Submit
memory/572-114-0x0000000000670000-0x0000000000671000-memory.dmp

Filesize
4KB

Download
memory/2064-115-0x0000000000000000-mapping.dmp

Download
memory/2168-126-0x00007FFB2BCA0000-0x00007FFB2BCB0000-memory.dmp

Filesize
64KB

Download
memory/2168-122-0x00007FF62C480000-0x00007FF62FA36000-memory.dmp

Filesize
53.7MB

Download
memory/2168-123-0x00007FFB2BCA0000-0x00007FFB2BCB0000-memory.dmp

Filesize
64KB

Download
memory/2168-124-0x00007FFB2BCA0000-0x00007FFB2BCB0000-memory.dmp

Filesize
64KB

Download
memory/2168-125-0x00007FFB2BCA0000-0x00007FFB2BCB0000-memory.dmp

Filesize
64KB

Download
memory/2168-127-0x00007FFB2BCA0000-0x00007FFB2BCB0000-memory.dmp

Filesize
64KB

Download
memory/2168-130-0x00007FFB4D200000-0x00007FFB4E2EE000-memory.dmp

Filesize
16.9MB

Download
memory/2168-131-0x00007FFB4B300000-0x00007FFB4D1F5000-memory.dmp

Filesize
31.0MB

Download
memory/3456-121-0x00000000004D0000-0x000000000057E000-memory.dmp

Filesize
696KB

Download
memory/3456-118-0x0000000000000000-mapping.dmp

Download

Analysis

Sharing

General

Malware Config

Signatures

Processes

Network

MITRE ATT&CK Matrix ATT&CK v6

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Downloads