7dbd441f75001644def783b53d2059b9996ffa0b116be9d01ae3001d28f649ed

Analysis

max time kernel
119s
max time network
123s
platform
windows7_x64
resource
win7-20240708-en
resource tags

arch:x64arch:x86image:win7-20240708-enlocale:en-usos:windows7-x64system
submitted
26/07/2024, 11:16

Sharing

Copy URL

Twitter E-mail

Report Analysis Logs

General

Target

decrypted.xlsx
Size

2.1MB
MD5

d7db24c2154a677d7af838b400103e42
SHA1

881de408a0890fe820c7fbcbaf56de963fdbc961
SHA256

8f8edb49d670f0cdb1d2170f96f1c39183c939b785844d0941ae91deda5cee28
SHA512

16c33a2102e1d5b62094227000b191edf87f9d4a2072505fababc81be346587b930c5b89a4898eb25150be9de51bdb3b10b07dbe0eca19d2a5c2b27acb8c4968
SSDEEP

49152:lGXpCbbtftZGnhsgHOf51Gmi2csgzfrJB6/85hPLer2wQd90SsCd/g44DwSf:0XpCpGhsf51G52cDzfe/iDer2w0Zs4IB

Score

8^/10

discovery

Malware Config

Signatures

Blocklisted process makes network request 2 IoCs

flow	pid	Process
5	2168	EQNEDT32.EXE
7	2168	EQNEDT32.EXE

System Location Discovery: System Language Discovery 1 TTPs 2 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	EXCEL.EXE
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	EQNEDT32.EXE

Enumerates system info in registry 2 TTPs 1 IoCs

Query Registry

T1012

System Information Discovery

T1082

description	ioc	Process
Key opened	\REGISTRY\MACHINE\Hardware\Description\System\FloatingPointProcessor	EXCEL.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
2168	EQNEDT32.EXE

Suspicious behavior: AddClipboardFormatListener 1 IoCs

pid	Process
1572	EXCEL.EXE

Suspicious use of FindShellTrayWindow 2 IoCs

pid	Process
1572	EXCEL.EXE
1572	EXCEL.EXE

Suspicious use of SetWindowsHookEx 3 IoCs

pid	Process
1572	EXCEL.EXE
1572	EXCEL.EXE
1572	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\decrypted.xlsx
1⤵
- System Location Discovery: System Language Discovery
- Enumerates system info in registry
- Suspicious behavior: AddClipboardFormatListener
- Suspicious use of FindShellTrayWindow
- Suspicious use of SetWindowsHookEx
PID:1572

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
- System Location Discovery: System Language Discovery
- Launches Equation Editor
PID:2168

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

Query Registry

T1012

System Information Discovery

T1082

System Location Discovery

T1614

System Language Discovery

T1614.001

Lateral Movement

Collection

Command and Control

Exfiltration

Impact

Replay Monitor

Loading Replay Monitor...

Downloads

C:\Users\Admin\AppData\Local\Temp\CabC083.tmp

Filesize
70KB

MD5
49aebf8cbd62d92ac215b2923fb1b9f5

SHA1
1723be06719828dda65ad804298d0431f6aff976

SHA256
b33efcb95235b98b48508e019afa4b7655e80cf071defabd8b2123fc8b29307f

SHA512
bf86116b015fb56709516d686e168e7c9c68365136231cc51d0b6542ae95323a71d2c7acec84aad7dcecc2e410843f6d82a0a6d51b9acfc721a9c84fdd877b5b

Download Submit
C:\Users\Admin\AppData\Local\Temp\TarC0A6.tmp

Filesize
181KB

MD5
4ea6026cf93ec6338144661bf1202cd1

SHA1
a1dec9044f750ad887935a01430bf49322fbdcb7

SHA256
8efbc21559ef8b1bcf526800d8070baad42474ce7198e26fa771dbb41a76b1d8

SHA512
6c7e0980e39aacf4c3689802353f464a08cd17753bd210ee997e5f2a455deb4f287a9ef74d84579dbde49bc96213cd2b8b247723919c412ea980aa6e6bfe218b

Download Submit
memory/1572-0-0x000000005FFF0000-0x0000000060000000-memory.dmp

Filesize
64KB

Download
memory/1572-1-0x000000007209D000-0x00000000720A8000-memory.dmp

Filesize
44KB

Download
memory/1572-111-0x000000007209D000-0x00000000720A8000-memory.dmp

Filesize
44KB

Download
memory/1572-116-0x000000005FFF0000-0x0000000060000000-memory.dmp

Filesize
64KB

Download
memory/1572-119-0x000000007209D000-0x00000000720A8000-memory.dmp

Filesize
44KB

Download
memory/2168-110-0x0000000005FC0000-0x0000000005FC1000-memory.dmp

Filesize
4KB

Download