77993e5a7209c607ce2e7c7cf48cd623448e97e99e7fc846201854bfbdc150ff

General

Target

77993e5a7209c607ce2e7c7cf48cd623448e97e99e7fc846201854bfbdc150ff.exe
Size

1.6MB
MD5

fa25c6b1fcc2140527d37f0b21ae3aa1
SHA1

eb6304b2bd9f8a763acb8e8e7d24de5363441a0e
SHA256

77993e5a7209c607ce2e7c7cf48cd623448e97e99e7fc846201854bfbdc150ff
SHA512

a5f6aa95cad947b869cc50cd7061ad03ffbfa7307fa377f7c0419f13be3f5ee66c83ae101aa28eef636529eb174cd730e7b5102737fe1984875975d22f2b202b

Score

8^/10

macro persistence

Malware Config

Signatures

Executes dropped EXE 2 IoCs

Processes:

._cache_77993e5a7209c607ce2e7c7cf48cd623448e97e99e7fc846201854bfbdc150ff.exeSynaptics.exe

pid process

3600 ._cache_77993e5a7209c607ce2e7c7cf48cd623448e97e99e7fc846201854bfbdc150ff.exe
2916 Synaptics.exe

pid	process
3600	._cache_77993e5a7209c607ce2e7c7cf48cd623448e97e99e7fc846201854bfbdc150ff.exe
2916	Synaptics.exe

Suspicious Office macro 1 IoCs

Office document equipped with macros.

macro

Processes:

resource	yara_rule
C:\Users\Admin\AppData\Local\Temp\ck3IJwDE.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:

77993e5a7209c607ce2e7c7cf48cd623448e97e99e7fc846201854bfbdc150ff.exe

description	ioc	process
Key value queried	\REGISTRY\USER\S-1-5-21-3686645723-710336880-414668232-1000\Control Panel\International\Geo\Nation	77993e5a7209c607ce2e7c7cf48cd623448e97e99e7fc846201854bfbdc150ff.exe

Adds Run key to start application 2 TTPs 1 IoCs

persistence

Registry Run Keys / Startup Folder

T1060

Modify Registry

T1112

Processes:

77993e5a7209c607ce2e7c7cf48cd623448e97e99e7fc846201854bfbdc150ff.exe

description	ioc	process
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Microsoft\Windows\CurrentVersion\Run\Synaptics Pointing Device Driver = "C:\\ProgramData\\Synaptics\\Synaptics.exe"	77993e5a7209c607ce2e7c7cf48cd623448e97e99e7fc846201854bfbdc150ff.exe

Drops file in Windows directory 1 IoCs

Processes:

._cache_77993e5a7209c607ce2e7c7cf48cd623448e97e99e7fc846201854bfbdc150ff.exe

description ioc process

File opened for modification C:\Windows\DPINST.LOG ._cache_77993e5a7209c607ce2e7c7cf48cd623448e97e99e7fc846201854bfbdc150ff.exe
Enumerates physical storage devices 1 TTPs
Attempts to interact with connected storage/optical drive(s). Likely ransomware behaviour.

System Information Discovery
T1082

description	ioc	process
File opened for modification	C:\Windows\DPINST.LOG	._cache_77993e5a7209c607ce2e7c7cf48cd623448e97e99e7fc846201854bfbdc150ff.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 value queried	\REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\CentralProcessor\0\ProcessorNameString	EXCEL.EXE
Key opened	\REGISTRY\MACHINE\Hardware\Description\System\CentralProcessor\0	EXCEL.EXE
Key value queried	\REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\CentralProcessor\0\~MHz	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:

77993e5a7209c607ce2e7c7cf48cd623448e97e99e7fc846201854bfbdc150ff.exe

description	ioc	process
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\CLSID\{1f3427c8-5c10-4210-aa03-2ee45287d668}\Instance	77993e5a7209c607ce2e7c7cf48cd623448e97e99e7fc846201854bfbdc150ff.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

2524 EXCEL.EXE
Suspicious use of SetWindowsHookEx 5 IoCs

Processes:

EXCEL.EXE

pid process

2524 EXCEL.EXE
2524 EXCEL.EXE
2524 EXCEL.EXE
2524 EXCEL.EXE
2524 EXCEL.EXE

pid	process
2524	EXCEL.EXE

pid	process
2524	EXCEL.EXE
2524	EXCEL.EXE
2524	EXCEL.EXE
2524	EXCEL.EXE
2524	EXCEL.EXE

Suspicious use of WriteProcessMemory 6 IoCs

Processes:

77993e5a7209c607ce2e7c7cf48cd623448e97e99e7fc846201854bfbdc150ff.exe

description	pid	process	target process
PID 3656 wrote to memory of 3600	3656	77993e5a7209c607ce2e7c7cf48cd623448e97e99e7fc846201854bfbdc150ff.exe	._cache_77993e5a7209c607ce2e7c7cf48cd623448e97e99e7fc846201854bfbdc150ff.exe
PID 3656 wrote to memory of 3600	3656	77993e5a7209c607ce2e7c7cf48cd623448e97e99e7fc846201854bfbdc150ff.exe	._cache_77993e5a7209c607ce2e7c7cf48cd623448e97e99e7fc846201854bfbdc150ff.exe
PID 3656 wrote to memory of 3600	3656	77993e5a7209c607ce2e7c7cf48cd623448e97e99e7fc846201854bfbdc150ff.exe	._cache_77993e5a7209c607ce2e7c7cf48cd623448e97e99e7fc846201854bfbdc150ff.exe
PID 3656 wrote to memory of 2916	3656	77993e5a7209c607ce2e7c7cf48cd623448e97e99e7fc846201854bfbdc150ff.exe	Synaptics.exe
PID 3656 wrote to memory of 2916	3656	77993e5a7209c607ce2e7c7cf48cd623448e97e99e7fc846201854bfbdc150ff.exe	Synaptics.exe
PID 3656 wrote to memory of 2916	3656	77993e5a7209c607ce2e7c7cf48cd623448e97e99e7fc846201854bfbdc150ff.exe	Synaptics.exe

C:\Users\Admin\AppData\Local\Temp\77993e5a7209c607ce2e7c7cf48cd623448e97e99e7fc846201854bfbdc150ff.exe
"C:\Users\Admin\AppData\Local\Temp\77993e5a7209c607ce2e7c7cf48cd623448e97e99e7fc846201854bfbdc150ff.exe"
1⤵
- Checks computer location settings
- Adds Run key to start application
- Modifies registry class
- Suspicious use of WriteProcessMemory
PID:3656

C:\Users\Admin\AppData\Local\Temp\._cache_77993e5a7209c607ce2e7c7cf48cd623448e97e99e7fc846201854bfbdc150ff.exe
"C:\Users\Admin\AppData\Local\Temp\._cache_77993e5a7209c607ce2e7c7cf48cd623448e97e99e7fc846201854bfbdc150ff.exe"
2⤵
- Executes dropped EXE
- Drops file in Windows directory
PID:3600

C:\ProgramData\Synaptics\Synaptics.exe
"C:\ProgramData\Synaptics\Synaptics.exe" InjUpdate
2⤵
- Executes dropped EXE
- Modifies system certificate store
PID:2916

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:2524

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

Replay Monitor

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Downloads

C:\ProgramData\Synaptics\Synaptics.exe
MD5
ff7813a8442f2ae6e8b2ab85b83b079c

SHA1
5c16b109121839e806594e16e2f80e254bcf4511

SHA256
c10ea50728d866de4b2a9c617229fbb206abaf4037e7c75abc364f55e08be2b5

SHA512
ce21a0546d179a56a34ff413d72708810c3e6c8c68d063b1de615db39c4155a0c9a4c298f171a0cd0203bc025ef53a1594eebc9b6823b3a2c03a78aff619e7a7

Download Submit
C:\ProgramData\Synaptics\Synaptics.exe
MD5
ff7813a8442f2ae6e8b2ab85b83b079c

SHA1
5c16b109121839e806594e16e2f80e254bcf4511

SHA256
c10ea50728d866de4b2a9c617229fbb206abaf4037e7c75abc364f55e08be2b5

SHA512
ce21a0546d179a56a34ff413d72708810c3e6c8c68d063b1de615db39c4155a0c9a4c298f171a0cd0203bc025ef53a1594eebc9b6823b3a2c03a78aff619e7a7

Download Submit
C:\Users\Admin\AppData\Local\Temp\._cache_77993e5a7209c607ce2e7c7cf48cd623448e97e99e7fc846201854bfbdc150ff.exe
MD5
e6213cec602f332bf8e868b7b8bf2bb1

SHA1
593775390b8a474a0bdb8a49b5d26b50b6e3cace

SHA256
4478f6fcfd2fc9be012668592bfbf6838a115d983f9d30171669b20cafe529b9

SHA512
24f96cd7a5043547997167f46c32381ca86932fe7d3a9cf32edd72e7a0cc0fa165152246da913c56d124d1f821e00f09872aa0e3dff23b655e83d9676e14482f

Download Submit
C:\Users\Admin\AppData\Local\Temp\._cache_77993e5a7209c607ce2e7c7cf48cd623448e97e99e7fc846201854bfbdc150ff.exe
MD5
e6213cec602f332bf8e868b7b8bf2bb1

SHA1
593775390b8a474a0bdb8a49b5d26b50b6e3cace

SHA256
4478f6fcfd2fc9be012668592bfbf6838a115d983f9d30171669b20cafe529b9

SHA512
24f96cd7a5043547997167f46c32381ca86932fe7d3a9cf32edd72e7a0cc0fa165152246da913c56d124d1f821e00f09872aa0e3dff23b655e83d9676e14482f

Download Submit
C:\Users\Admin\AppData\Local\Temp\ck3IJwDE.xlsm
MD5
e566fc53051035e1e6fd0ed1823de0f9

SHA1
00bc96c48b98676ecd67e81a6f1d7754e4156044

SHA256
8e574b4ae6502230c0829e2319a6c146aebd51b7008bf5bbfb731424d7952c15

SHA512
a12f56ff30ea35381c2b8f8af2446cf1daa21ee872e98cad4b863db060acd4c33c5760918c277dadb7a490cb4ca2f925d59c70dc5171e16601a11bc4a6542b04

Download Submit
memory/2524-126-0x00007FF85A170000-0x00007FF85A180000-memory.dmp

Filesize
64KB

Download
memory/2524-121-0x00007FF6646A0000-0x00007FF667C56000-memory.dmp

Filesize
53.7MB

Download
memory/2524-123-0x00007FF85A170000-0x00007FF85A180000-memory.dmp

Filesize
64KB

Download
memory/2524-124-0x00007FF85A170000-0x00007FF85A180000-memory.dmp

Filesize
64KB

Download
memory/2524-125-0x00007FF85A170000-0x00007FF85A180000-memory.dmp

Filesize
64KB

Download
memory/2524-130-0x00007FF85A170000-0x00007FF85A180000-memory.dmp

Filesize
64KB

Download
memory/2524-129-0x00007FF87AB60000-0x00007FF87BC4E000-memory.dmp

Filesize
16.9MB

Download
memory/2524-131-0x00007FF878AD0000-0x00007FF87A9C5000-memory.dmp

Filesize
31.0MB

Download
memory/2916-118-0x0000000000000000-mapping.dmp

Download
memory/2916-122-0x0000000000620000-0x0000000000621000-memory.dmp

Filesize
4KB

Download
memory/3600-115-0x0000000000000000-mapping.dmp

Download
memory/3656-114-0x00000000006F0000-0x000000000083A000-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