3ac8048f9883e5b60a3afccfe36b899dd0309ce7b955b1234bfaa75a7d6ac94b

Analysis

max time kernel
118s
max time network
118s
platform
windows7_x64
resource
win7-20240903-en
resource tags

arch:x64arch:x86image:win7-20240903-enlocale:en-usos:windows7-x64system
submitted
10/10/2024, 09:55

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General

Target

Cytochrome Bc manuscript v6.docx
Size

482KB
MD5

a86b874e268e4c8b8540e43f31290584
SHA1

be3fcae5422ebdf00786f2663ad8bc201b49a07a
SHA256

5d3aa096eae5d73262cbe4d71f866cc6aff0febd3cb8b1809e7961c433d0a9ec
SHA512

d90168639e8757036f3b2322d02c1e6cca10b2e80ccfb3803e4ad8811e8af198c6c69a5e0ae0de22eef20c9bdf5c7731b337eeabb2c5fa3d58da09e5de129a8d
SSDEEP

12288:YDBUogrhiwnZfYzt/Bv27i5qyRApQ0vbzyT1n:Y1UogdiwnZ4t/Be7i5pRijvbzgt

Score

4^/10

discovery

Malware Config

Signatures

Drops file in Windows directory 1 IoCs

description	ioc	Process
File opened for modification	C:\Windows\Debug\WIA\wiatrace.log	WINWORD.EXE

System Location Discovery: System Language Discovery 1 TTPs 1 IoCs

Attempt gather information about the system language of a victim in order to infer the geographical location of that host.

discovery

System Language Discovery

T1614.001

description	ioc	Process
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	WINWORD.EXE

Office loads VBA resources, possible macro or embedded object present

Suspicious behavior: AddClipboardFormatListener 1 IoCs

pid	Process
2136	WINWORD.EXE

Suspicious use of SetWindowsHookEx 2 IoCs

pid	Process
2136	WINWORD.EXE
2136	WINWORD.EXE

Suspicious use of WriteProcessMemory 4 IoCs

description	pid	Process	procid_target
PID 2136 wrote to memory of 1248	2136	WINWORD.EXE	30
PID 2136 wrote to memory of 1248	2136	WINWORD.EXE	30
PID 2136 wrote to memory of 1248	2136	WINWORD.EXE	30
PID 2136 wrote to memory of 1248	2136	WINWORD.EXE	30

C:\Program Files (x86)\Microsoft Office\Office14\WINWORD.EXE
"C:\Program Files (x86)\Microsoft Office\Office14\WINWORD.EXE" /n "C:\Users\Admin\AppData\Local\Temp\Cytochrome Bc manuscript v6.docx"
1⤵
- Drops file in Windows directory
- System Location Discovery: System Language Discovery
- Suspicious behavior: AddClipboardFormatListener
- Suspicious use of SetWindowsHookEx
- Suspicious use of WriteProcessMemory
PID:2136
- C:\Windows\splwow64.exe
  C:\Windows\splwow64.exe 12288
  2⤵
  PID:1248

Network

MITRE ATT&CK Enterprise v15

Reconnaissance

Resource Development

Initial Access

Execution

Persistence

Privilege Escalation

Defense Evasion

Credential Access

Discovery

System Location Discovery

T1614

System Language Discovery

T1614.001

Lateral Movement

Collection

Command and Control

Exfiltration

Impact

Replay Monitor

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Downloads

C:\Users\Admin\AppData\Roaming\Microsoft\UProof\ExcludeDictionaryEN0809.lex

Filesize
2B

MD5
f3b25701fe362ec84616a93a45ce9998

SHA1
d62636d8caec13f04e28442a0a6fa1afeb024bbb

SHA256
b3d510ef04275ca8e698e5b3cbb0ece3949ef9252f0cdc839e9ee347409a2209

SHA512
98c5f56f3de340690c139e58eb7dac111979f0d4dffe9c4b24ff849510f4b6ffa9fd608c0a3de9ac3c9fd2190f0efaf715309061490f9755a9bfdf1c54ca0d84

Download Submit
memory/2136-0-0x000000002FE61000-0x000000002FE62000-memory.dmp

Filesize
4KB

Download
memory/2136-1-0x000000005FFF0000-0x0000000060000000-memory.dmp

Filesize
64KB

Download
memory/2136-2-0x0000000070C3D000-0x0000000070C48000-memory.dmp

Filesize
44KB

Download
memory/2136-23-0x0000000070C3D000-0x0000000070C48000-memory.dmp

Filesize
44KB

Download