100636e87d7ac9e5f4b98ad3028b942e04956284f3fb57d7573c6af6c8316d79

Analysis

max time kernel
125s
max time network
149s
platform
windows10_x64
resource
win10v20210408
submitted
29-04-2021 05:53

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General

Target

remittance advice.docx
Size

10KB
MD5

2af49a1a11b912f47a1f5c48ba164ed1
SHA1

ad0466cc2e11093139e94cf2ecd1ba0b0443eb30
SHA256

100636e87d7ac9e5f4b98ad3028b942e04956284f3fb57d7573c6af6c8316d79
SHA512

d62be458783eb5ae3fd555206d538f0005f56771c98ebf98582a5fea62e6819a8cf593906d552f2eb4399f7b186ac571d940ead5c0f80b8b8757f4346a2fe5e5

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:

WINWORD.EXE

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

Enumerates system info in registry 2 TTPs 3 IoCs

Query Registry

T1012

System Information Discovery

T1082

Processes:

WINWORD.EXE

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

Suspicious behavior: AddClipboardFormatListener 2 IoCs

Processes:

WINWORD.EXE

pid process

596 WINWORD.EXE
596 WINWORD.EXE
Suspicious use of AdjustPrivilegeToken 1 IoCs

Processes:

WINWORD.EXE

description pid process

Token: SeAuditPrivilege 596 WINWORD.EXE
Suspicious use of SetWindowsHookEx 6 IoCs

Processes:

WINWORD.EXE

pid process

596 WINWORD.EXE
596 WINWORD.EXE
596 WINWORD.EXE
596 WINWORD.EXE
596 WINWORD.EXE
596 WINWORD.EXE

pid	process
596	WINWORD.EXE
596	WINWORD.EXE

description	pid	process
Token: SeAuditPrivilege	596	WINWORD.EXE

pid	process
596	WINWORD.EXE
596	WINWORD.EXE
596	WINWORD.EXE
596	WINWORD.EXE
596	WINWORD.EXE
596	WINWORD.EXE

C:\Program Files\Microsoft Office\Root\Office16\WINWORD.EXE
"C:\Program Files\Microsoft Office\Root\Office16\WINWORD.EXE" /n "C:\Users\Admin\AppData\Local\Temp\remittance advice.docx" /o ""
1⤵
- Checks processor information in registry
- Enumerates system info in registry
- Suspicious behavior: AddClipboardFormatListener
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of SetWindowsHookEx
PID:596

Network

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/596-114-0x00007FF80BC00000-0x00007FF80BC10000-memory.dmp

Filesize
64KB

Download
memory/596-115-0x00007FF80BC00000-0x00007FF80BC10000-memory.dmp

Filesize
64KB

Download
memory/596-116-0x00007FF80BC00000-0x00007FF80BC10000-memory.dmp

Filesize
64KB

Download
memory/596-117-0x00007FF80BC00000-0x00007FF80BC10000-memory.dmp

Filesize
64KB

Download
memory/596-119-0x00007FF80BC00000-0x00007FF80BC10000-memory.dmp

Filesize
64KB

Download
memory/596-118-0x00007FF82C8A0000-0x00007FF82F3C3000-memory.dmp

Filesize
43.1MB

Download
memory/596-122-0x00007FF826F60000-0x00007FF82804E000-memory.dmp

Filesize
16.9MB

Download
memory/596-123-0x00007FF825060000-0x00007FF826F55000-memory.dmp

Filesize
31.0MB

Download