2894c5979087388c4d4601f543f4be0a8383e0a3492f63fc104ebf99bcf83bf2

Analysis

max time kernel
269s
max time network
999s
platform
windows10_x64
resource
win10v20210410
submitted
23-07-2021 09:33

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General

Target

Win32.Pegasus/cvs_banks/????????? (485) 24 08 2015.xls
Size

698KB
MD5

b8cb37e8197d98516bbe7dc88aabe19c
SHA1

ef327704efa94057fec10a5c26547f606ad06508
SHA256

1f19299101b3e391bc12879140b009a3792492b672e18706bb0c022ff5f73330
SHA512

37a8f33cc41ac0745658595d454d35280d352252f16de0105c492bc044f9929e6b288a8d64c040bd09904c7629d9be90d1c855376228a009a886fb740d296a61

Score

1^/10

Malware Config

Signatures

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

Suspicious behavior: AddClipboardFormatListener 1 IoCs

Processes:

EXCEL.EXE

pid process

3964 EXCEL.EXE

Suspicious use of SetWindowsHookEx 12 IoCs

Processes:

EXCEL.EXE

pid	process
3964	EXCEL.EXE
3964	EXCEL.EXE
3964	EXCEL.EXE
3964	EXCEL.EXE
3964	EXCEL.EXE
3964	EXCEL.EXE
3964	EXCEL.EXE
3964	EXCEL.EXE
3964	EXCEL.EXE
3964	EXCEL.EXE
3964	EXCEL.EXE
3964	EXCEL.EXE

C:\Program Files\Microsoft Office\Root\Office16\EXCEL.EXE
"C:\Program Files\Microsoft Office\Root\Office16\EXCEL.EXE" "C:\Users\Admin\AppData\Local\Temp\Win32.Pegasus\cvs_banks\_________ (485) 24 08 2015.xls"
1⤵
- Checks processor information in registry
- Enumerates system info in registry
- Suspicious behavior: AddClipboardFormatListener
- Suspicious use of SetWindowsHookEx
PID:3964

MITRE ATT&CK Matrix ATT&CK v6

Initial Access

Execution

Persistence

Privilege Escalation

Defense Evasion

Credential Access

Discovery

Query Registry

T1012

System Information Discovery

T1082

Lateral Movement

Collection

Exfiltration

Command and Control

Impact

Replay Monitor

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Downloads

memory/3964-114-0x00007FF7F8090000-0x00007FF7FB646000-memory.dmp

Filesize
53.7MB

Download
memory/3964-115-0x00007FFB8DE80000-0x00007FFB8DE90000-memory.dmp

Filesize
64KB

Download
memory/3964-116-0x00007FFB8DE80000-0x00007FFB8DE90000-memory.dmp

Filesize
64KB

Download
memory/3964-117-0x00007FFB8DE80000-0x00007FFB8DE90000-memory.dmp

Filesize
64KB

Download
memory/3964-118-0x00007FFB8DE80000-0x00007FFB8DE90000-memory.dmp

Filesize
64KB

Download
memory/3964-119-0x00007FFB8DE80000-0x00007FFB8DE90000-memory.dmp

Filesize
64KB

Download
memory/3964-122-0x00007FFBAE9E0000-0x00007FFBAFACE000-memory.dmp

Filesize
16.9MB

Download
memory/3964-123-0x0000025FF9FD0000-0x0000025FFBEC5000-memory.dmp

Filesize
31.0MB

Download
memory/3964-271-0x00007FFB8DE80000-0x00007FFB8DE90000-memory.dmp

Filesize
64KB

Download
memory/3964-272-0x00007FFB8DE80000-0x00007FFB8DE90000-memory.dmp

Filesize
64KB

Download
memory/3964-273-0x00007FFB8DE80000-0x00007FFB8DE90000-memory.dmp

Filesize
64KB

Download
memory/3964-274-0x00007FFB8DE80000-0x00007FFB8DE90000-memory.dmp

Filesize
64KB

Download

Analysis

Sharing

General

Malware Config

Signatures

Processes

Network

MITRE ATT&CK Matrix ATT&CK v6

Replay Monitor

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Downloads