a5b0a26ee96a47870bb4058f71f649eb2bcac0275c89a8eeda6d058fe98cbbd5

General

Target

a5b0a26ee96a47870bb4058f71f649eb2bcac0275c89a8eeda6d058fe98cbbd5.exe
Size

3.6MB
MD5

7edc522f1dd53a98bdb4405d789d0e2f
SHA1

e59b28e23ed3c0b70c4f6ba63c41d24ff3e0c254
SHA256

a5b0a26ee96a47870bb4058f71f649eb2bcac0275c89a8eeda6d058fe98cbbd5
SHA512

1173b8ec85f37e69e649991e3e3c64da68b6d002a0b59c760e7933529f7f581f3d475ad4a8942c1f75febc1c045969f1b971050565fdcf2403cfff8f5c0ed1a5

Score

9^/10

evasion macro persistence spyware stealer

Malware Config

Signatures

Identifies VirtualBox via ACPI registry values (likely anti-VM) 2 TTPs
evasion

Query Registry
T1012

Virtualization/Sandbox Evasion
T1497
Executes dropped EXE 2 IoCs

Processes:

._cache_a5b0a26ee96a47870bb4058f71f649eb2bcac0275c89a8eeda6d058fe98cbbd5.exeSynaptics.exe

pid process

2756 ._cache_a5b0a26ee96a47870bb4058f71f649eb2bcac0275c89a8eeda6d058fe98cbbd5.exe
2864 Synaptics.exe

Suspicious Office macro 1 IoCs

Office document equipped with macros.

macro

Processes:

resource	yara_rule
C:\Users\Admin\AppData\Local\Temp\B7ybdSfu.xlsm	office_macros

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

Processes:

._cache_a5b0a26ee96a47870bb4058f71f649eb2bcac0275c89a8eeda6d058fe98cbbd5.exe

description	ioc	process
Key value queried	\REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\SystemBiosVersion	._cache_a5b0a26ee96a47870bb4058f71f649eb2bcac0275c89a8eeda6d058fe98cbbd5.exe
Key value queried	\REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\VideoBiosVersion	._cache_a5b0a26ee96a47870bb4058f71f649eb2bcac0275c89a8eeda6d058fe98cbbd5.exe

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:

a5b0a26ee96a47870bb4058f71f649eb2bcac0275c89a8eeda6d058fe98cbbd5.exe

description	ioc	process
Key value queried	\REGISTRY\USER\S-1-5-21-3686645723-710336880-414668232-1000\Control Panel\International\Geo\Nation	a5b0a26ee96a47870bb4058f71f649eb2bcac0275c89a8eeda6d058fe98cbbd5.exe

Identifies Wine through registry keys 2 TTPs 1 IoCs

Wine is a compatibility layer capable of running Windows applications, which can be used as sandboxing environment.

evasion

Query Registry

T1012

Virtualization/Sandbox Evasion

T1497

Processes:

._cache_a5b0a26ee96a47870bb4058f71f649eb2bcac0275c89a8eeda6d058fe98cbbd5.exe

description	ioc	process
Key opened	\REGISTRY\USER\S-1-5-21-3686645723-710336880-414668232-1000\Software\Wine	._cache_a5b0a26ee96a47870bb4058f71f649eb2bcac0275c89a8eeda6d058fe98cbbd5.exe

Reads data files stored by FTP clients 2 TTPs
Tries to access configuration files associated with programs like FileZilla.
spyware stealer

Data from Local System
T1005

Credentials in Files
T1081
Reads user/profile data of web browsers 2 TTPs
Infostealers often target stored browser data, which can include saved credentials etc.
spyware stealer

Data from Local System
T1005

Credentials in Files
T1081
Accesses cryptocurrency files/wallets, possible credential harvesting 2 TTPs
spyware

Data from Local System
T1005

Credentials in Files
T1081

Adds Run key to start application 2 TTPs 1 IoCs

persistence

Registry Run Keys / Startup Folder

T1060

Modify Registry

T1112

Processes:

a5b0a26ee96a47870bb4058f71f649eb2bcac0275c89a8eeda6d058fe98cbbd5.exe

description	ioc	process
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Microsoft\Windows\CurrentVersion\Run\Synaptics Pointing Device Driver = "C:\\ProgramData\\Synaptics\\Synaptics.exe"	a5b0a26ee96a47870bb4058f71f649eb2bcac0275c89a8eeda6d058fe98cbbd5.exe

Suspicious use of NtSetInformationThreadHideFromDebugger 1 IoCs

Processes:

._cache_a5b0a26ee96a47870bb4058f71f649eb2bcac0275c89a8eeda6d058fe98cbbd5.exe

pid process

2756 ._cache_a5b0a26ee96a47870bb4058f71f649eb2bcac0275c89a8eeda6d058fe98cbbd5.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:

a5b0a26ee96a47870bb4058f71f649eb2bcac0275c89a8eeda6d058fe98cbbd5.exe

description	ioc	process
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\CLSID\{1f3427c8-5c10-4210-aa03-2ee45287d668}\Instance	a5b0a26ee96a47870bb4058f71f649eb2bcac0275c89a8eeda6d058fe98cbbd5.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

4032 EXCEL.EXE

pid	process
4032	EXCEL.EXE

Suspicious behavior: EnumeratesProcesses 2 IoCs

Processes:

._cache_a5b0a26ee96a47870bb4058f71f649eb2bcac0275c89a8eeda6d058fe98cbbd5.exe

pid	process
2756	._cache_a5b0a26ee96a47870bb4058f71f649eb2bcac0275c89a8eeda6d058fe98cbbd5.exe
2756	._cache_a5b0a26ee96a47870bb4058f71f649eb2bcac0275c89a8eeda6d058fe98cbbd5.exe

Suspicious use of SetWindowsHookEx 5 IoCs

Processes:

EXCEL.EXE

pid process

4032 EXCEL.EXE
4032 EXCEL.EXE
4032 EXCEL.EXE
4032 EXCEL.EXE
4032 EXCEL.EXE

pid	process
4032	EXCEL.EXE
4032	EXCEL.EXE
4032	EXCEL.EXE
4032	EXCEL.EXE
4032	EXCEL.EXE

Suspicious use of WriteProcessMemory 6 IoCs

Processes:

a5b0a26ee96a47870bb4058f71f649eb2bcac0275c89a8eeda6d058fe98cbbd5.exe

description	pid	process	target process
PID 3992 wrote to memory of 2756	3992	a5b0a26ee96a47870bb4058f71f649eb2bcac0275c89a8eeda6d058fe98cbbd5.exe	._cache_a5b0a26ee96a47870bb4058f71f649eb2bcac0275c89a8eeda6d058fe98cbbd5.exe
PID 3992 wrote to memory of 2756	3992	a5b0a26ee96a47870bb4058f71f649eb2bcac0275c89a8eeda6d058fe98cbbd5.exe	._cache_a5b0a26ee96a47870bb4058f71f649eb2bcac0275c89a8eeda6d058fe98cbbd5.exe
PID 3992 wrote to memory of 2756	3992	a5b0a26ee96a47870bb4058f71f649eb2bcac0275c89a8eeda6d058fe98cbbd5.exe	._cache_a5b0a26ee96a47870bb4058f71f649eb2bcac0275c89a8eeda6d058fe98cbbd5.exe
PID 3992 wrote to memory of 2864	3992	a5b0a26ee96a47870bb4058f71f649eb2bcac0275c89a8eeda6d058fe98cbbd5.exe	Synaptics.exe
PID 3992 wrote to memory of 2864	3992	a5b0a26ee96a47870bb4058f71f649eb2bcac0275c89a8eeda6d058fe98cbbd5.exe	Synaptics.exe
PID 3992 wrote to memory of 2864	3992	a5b0a26ee96a47870bb4058f71f649eb2bcac0275c89a8eeda6d058fe98cbbd5.exe	Synaptics.exe

C:\Users\Admin\AppData\Local\Temp\a5b0a26ee96a47870bb4058f71f649eb2bcac0275c89a8eeda6d058fe98cbbd5.exe
"C:\Users\Admin\AppData\Local\Temp\a5b0a26ee96a47870bb4058f71f649eb2bcac0275c89a8eeda6d058fe98cbbd5.exe"
1⤵
- Checks computer location settings
- Adds Run key to start application
- Modifies registry class
- Suspicious use of WriteProcessMemory
PID:3992

C:\Users\Admin\AppData\Local\Temp\._cache_a5b0a26ee96a47870bb4058f71f649eb2bcac0275c89a8eeda6d058fe98cbbd5.exe
"C:\Users\Admin\AppData\Local\Temp\._cache_a5b0a26ee96a47870bb4058f71f649eb2bcac0275c89a8eeda6d058fe98cbbd5.exe"
2⤵
- Executes dropped EXE
- Checks BIOS information in registry
- Identifies Wine through registry keys
- Suspicious use of NtSetInformationThreadHideFromDebugger
- Suspicious behavior: EnumeratesProcesses
PID:2756

C:\ProgramData\Synaptics\Synaptics.exe
"C:\ProgramData\Synaptics\Synaptics.exe" InjUpdate
2⤵
- Executes dropped EXE
- Modifies system certificate store
PID:2864

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:4032

Network

MITRE ATT&CK Matrix ATT&CK v6

Initial Access

Execution

Persistence

Registry Run Keys / Startup Folder

1

T1060

Privilege Escalation

Defense Evasion

Virtualization/Sandbox Evasion

2

T1497

Modify Registry

2

T1112

Install Root Certificate

1

T1130

Credential Access

Credentials in Files

3

T1081

Discovery

Query Registry

6

T1012

Virtualization/Sandbox Evasion

2

T1497

System Information Discovery

5

T1082

Lateral Movement

Collection

Data from Local System

3

T1005

Exfiltration

Command and Control

Impact

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Downloads

C:\ProgramData\Synaptics\Synaptics.exe
MD5
992807eb74fa762d0edc90c2c579009a

SHA1
0d5f15f77826267719133c2a1e77185f091a1342

SHA256
154fd1ff9468b23b9876c121f00d959c435e7aca3fabd3b87e7a44a031eb700d

SHA512
19af4092f250de6e19f52b86dc98ae6350ed315b255db1ba2f67bdf759b60a64a7e351e50e4d30e6f6768d613ee427a873652a6614fc412c36822c0861d51e9e

Download Submit
C:\ProgramData\Synaptics\Synaptics.exe
MD5
992807eb74fa762d0edc90c2c579009a

SHA1
0d5f15f77826267719133c2a1e77185f091a1342

SHA256
154fd1ff9468b23b9876c121f00d959c435e7aca3fabd3b87e7a44a031eb700d

SHA512
19af4092f250de6e19f52b86dc98ae6350ed315b255db1ba2f67bdf759b60a64a7e351e50e4d30e6f6768d613ee427a873652a6614fc412c36822c0861d51e9e

Download Submit
C:\Users\Admin\AppData\Local\Temp\._cache_a5b0a26ee96a47870bb4058f71f649eb2bcac0275c89a8eeda6d058fe98cbbd5.exe
MD5
3c6babd5a5c972478aef076cab88465f

SHA1
995c5969c47acec971844ddb28e8ccf31fc7fa88

SHA256
e05c0edb5114dbed8c4c11c5aa69efa54951b7f61c0006d2074b1cb85e4338a3

SHA512
7aa4483ba211fe98848c65f87a21d9ba64eb6b11524bf865e9eb0547a3ee91cfb9d5c2decce5ea75541b40f97896164f596d4d14bca32225896b66191ae902ba

Download Submit
C:\Users\Admin\AppData\Local\Temp\._cache_a5b0a26ee96a47870bb4058f71f649eb2bcac0275c89a8eeda6d058fe98cbbd5.exe
MD5
3c6babd5a5c972478aef076cab88465f

SHA1
995c5969c47acec971844ddb28e8ccf31fc7fa88

SHA256
e05c0edb5114dbed8c4c11c5aa69efa54951b7f61c0006d2074b1cb85e4338a3

SHA512
7aa4483ba211fe98848c65f87a21d9ba64eb6b11524bf865e9eb0547a3ee91cfb9d5c2decce5ea75541b40f97896164f596d4d14bca32225896b66191ae902ba

Download Submit
C:\Users\Admin\AppData\Local\Temp\B7ybdSfu.xlsm
MD5
e566fc53051035e1e6fd0ed1823de0f9

SHA1
00bc96c48b98676ecd67e81a6f1d7754e4156044

SHA256
8e574b4ae6502230c0829e2319a6c146aebd51b7008bf5bbfb731424d7952c15

SHA512
a12f56ff30ea35381c2b8f8af2446cf1daa21ee872e98cad4b863db060acd4c33c5760918c277dadb7a490cb4ca2f925d59c70dc5171e16601a11bc4a6542b04

Download Submit
memory/2756-132-0x00000000773F0000-0x000000007757E000-memory.dmp

Filesize
1.6MB

Download
memory/2756-115-0x0000000000000000-mapping.dmp

Download
memory/2756-143-0x0000000002B50000-0x0000000002B51000-memory.dmp

Filesize
4KB

Download
memory/2756-142-0x0000000002B60000-0x0000000002B61000-memory.dmp

Filesize
4KB

Download
memory/2756-141-0x0000000002B90000-0x0000000002B91000-memory.dmp

Filesize
4KB

Download
memory/2756-140-0x0000000002B80000-0x0000000002B81000-memory.dmp

Filesize
4KB

Download
memory/2756-139-0x0000000002B70000-0x0000000002B71000-memory.dmp

Filesize
4KB

Download
memory/2864-122-0x0000000002190000-0x0000000002191000-memory.dmp

Filesize
4KB

Download
memory/2864-118-0x0000000000000000-mapping.dmp

Download
memory/3992-114-0x0000000000850000-0x0000000000851000-memory.dmp

Filesize
4KB

Download
memory/4032-124-0x00007FFDCA390000-0x00007FFDCA3A0000-memory.dmp

Filesize
64KB

Download
memory/4032-130-0x0000026A0B8A0000-0x0000026A0D795000-memory.dmp

Filesize
31.0MB

Download
memory/4032-131-0x00007FFDCA390000-0x00007FFDCA3A0000-memory.dmp

Filesize
64KB

Download
memory/4032-129-0x00007FFDEAC50000-0x00007FFDEBD3E000-memory.dmp

Filesize
16.9MB

Download
memory/4032-126-0x00007FFDCA390000-0x00007FFDCA3A0000-memory.dmp

Filesize
64KB

Download
memory/4032-125-0x00007FFDCA390000-0x00007FFDCA3A0000-memory.dmp

Filesize
64KB

Download
memory/4032-123-0x00007FFDCA390000-0x00007FFDCA3A0000-memory.dmp

Filesize
64KB

Download
memory/4032-121-0x00007FF67AFB0000-0x00007FF67E566000-memory.dmp

Filesize
53.7MB

Download

pid	process
2756	._cache_a5b0a26ee96a47870bb4058f71f649eb2bcac0275c89a8eeda6d058fe98cbbd5.exe
2864	Synaptics.exe

Analysis

Sharing

General

Malware Config

Signatures

Processes

Network

MITRE ATT&CK Matrix ATT&CK v6

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Downloads