9f98445aee1b8b0538efb03bac801b51a61bc955d34847ab76fc9353ec7cdefc

Analysis

max time kernel
122s
max time network
128s
platform
windows7_x64
resource
win7-20230712-en
resource tags

arch:x64arch:x86image:win7-20230712-enlocale:en-usos:windows7-x64system
submitted
08/08/2023, 18:05

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General

Target

9f98445aee1b8b0538efb03bac801b51a61bc955d34847ab76fc9353ec7cdefcxls_JC.xls
Size

1.7MB
MD5

975ed2bdc3ce34050156fa02c18bc8f5
SHA1

db9aeb2a56b682271ba6725f891a9f48b834cb96
SHA256

9f98445aee1b8b0538efb03bac801b51a61bc955d34847ab76fc9353ec7cdefc
SHA512

e0938c22f2667c3d09da2797a13e7424c62104a9283c34cf4df5950dbc925ec0c3d0251f49bf58a2dbd919f715fc5c353805207414a3ff8b817158341080f717
SSDEEP

49152:bQmmQ30Pupp6VVQmmQ3085l6V8iNhv3tVfXCnSgk6+ib:bpmQkPamVpmQkKm8MhHCA6

Score

8^/10

Malware Config

Signatures

Blocklisted process makes network request 1 IoCs

flow	pid	Process
4	1176	EQNEDT32.EXE

Launches Equation Editor 1 TTPs 1 IoCs

Equation Editor is an old Office component often targeted by exploits such as CVE-2017-11882.

exploit

Exploitation for Client Execution

T1203

pid	Process
1176	EQNEDT32.EXE

Suspicious behavior: AddClipboardFormatListener 1 IoCs

pid	Process
1424	EXCEL.EXE

Suspicious use of SetWindowsHookEx 3 IoCs

pid	Process
1424	EXCEL.EXE
1424	EXCEL.EXE
1424	EXCEL.EXE

C:\Program Files (x86)\Microsoft Office\Office14\EXCEL.EXE
"C:\Program Files (x86)\Microsoft Office\Office14\EXCEL.EXE" /dde C:\Users\Admin\AppData\Local\Temp\9f98445aee1b8b0538efb03bac801b51a61bc955d34847ab76fc9353ec7cdefcxls_JC.xls
1⤵
- Suspicious behavior: AddClipboardFormatListener
- Suspicious use of SetWindowsHookEx
PID:1424

C:\Program Files (x86)\Common Files\Microsoft Shared\EQUATION\EQNEDT32.EXE
"C:\Program Files (x86)\Common Files\Microsoft Shared\EQUATION\EQNEDT32.EXE" -Embedding
1⤵
- Blocklisted process makes network request
- Launches Equation Editor
PID:1176

Network

MITRE ATT&CK Enterprise v15

Reconnaissance

Resource Development

Initial Access

Execution

Exploitation for Client Execution

T1203

Persistence

Privilege Escalation

Defense Evasion

Credential Access

Discovery

Lateral Movement

Collection

Command and Control

Exfiltration

Impact

Replay Monitor

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Downloads

C:\Users\Admin\AppData\Local\Microsoft\Windows\Temporary Internet Files\Content.MSO\47CC8CDE.emf

Filesize
1.4MB

MD5
a01b9617553432807b9b58025b338d97

SHA1
439bdcc450408b9735b2428c2d53d2e6977fa58c

SHA256
7a0426ed2e2349916969ff7087c0f76089fb8ce7f4627f3d11ccbc1aaefcedce

SHA512
312cc2563fa865d6a939fea85a520627c73ed9a95bafc98c89495f21d535dc658825be74b64f0f5c5815d1d234fc6e77a71779247e4973e39ba8dccec2f09bee

Download Submit
memory/1424-54-0x000000005FFF0000-0x0000000060000000-memory.dmp

Filesize
64KB

Download
memory/1424-55-0x000000007244D000-0x0000000072458000-memory.dmp

Filesize
44KB

Download
memory/1424-63-0x000000007244D000-0x0000000072458000-memory.dmp

Filesize
44KB

Download
memory/1424-69-0x000000005FFF0000-0x0000000060000000-memory.dmp

Filesize
64KB

Download
memory/1424-84-0x000000007244D000-0x0000000072458000-memory.dmp

Filesize
44KB

Download