41ab1c21417c8d37e07c54fe1e85fb0bef91c223ab642b5e33ba0d7fa763e45b

Analysis

max time kernel
151s
max time network
154s
platform
windows10-2004_x64
resource
win10v2004-20220812-en
resource tags

arch:x64arch:x86image:win10v2004-20220812-enlocale:en-usos:windows10-2004-x64system
submitted
25-11-2022 02:22

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General

Target

41ab1c21417c8d37e07c54fe1e85fb0bef91c223ab642b5e33ba0d7fa763e45b.exe
Size

113KB
MD5

6af599deeaf199cdf32ea93716372c09
SHA1

d3d0f5ebed16506043cf688b2694d6fc4ff514e1
SHA256

41ab1c21417c8d37e07c54fe1e85fb0bef91c223ab642b5e33ba0d7fa763e45b
SHA512

180aae1a4b75390df4a369625b462c0b9b07bc2f4018062e68218898688f14fa157c14349ec1b1edf357a034c1b5aed5c8ba27314906e72724fbd7b4d755d31c
SSDEEP

3072:2staaA+YXYDWdN+DwiwuP/xzKtL91LVrwk2E0o3s:ftWODWdA1ZKtL91pMkyo

Score

7^/10

persistence

Malware Config

Signatures

Loads dropped DLL 3 IoCs

Processes:

41ab1c21417c8d37e07c54fe1e85fb0bef91c223ab642b5e33ba0d7fa763e45b.exerundll32.exe

pid	process
2764	41ab1c21417c8d37e07c54fe1e85fb0bef91c223ab642b5e33ba0d7fa763e45b.exe
2764	41ab1c21417c8d37e07c54fe1e85fb0bef91c223ab642b5e33ba0d7fa763e45b.exe
4940	rundll32.exe

Adds Run key to start application 2 TTPs 1 IoCs

persistence

Registry Run Keys / Startup Folder

T1060

Modify Registry

T1112

Processes:

41ab1c21417c8d37e07c54fe1e85fb0bef91c223ab642b5e33ba0d7fa763e45b.exe

description	ioc	process
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\srmop = "rundll32.exe \"C:\\Users\\Admin\\AppData\\Local\\Temp\\srmop.dll\",SHScale"	41ab1c21417c8d37e07c54fe1e85fb0bef91c223ab642b5e33ba0d7fa763e45b.exe

Suspicious use of SetWindowsHookEx 1 IoCs

Processes:

41ab1c21417c8d37e07c54fe1e85fb0bef91c223ab642b5e33ba0d7fa763e45b.exe

pid process

2764 41ab1c21417c8d37e07c54fe1e85fb0bef91c223ab642b5e33ba0d7fa763e45b.exe

Suspicious use of WriteProcessMemory 3 IoCs

Processes:

41ab1c21417c8d37e07c54fe1e85fb0bef91c223ab642b5e33ba0d7fa763e45b.exe

description	pid	process	target process
PID 2764 wrote to memory of 4940	2764	41ab1c21417c8d37e07c54fe1e85fb0bef91c223ab642b5e33ba0d7fa763e45b.exe	rundll32.exe
PID 2764 wrote to memory of 4940	2764	41ab1c21417c8d37e07c54fe1e85fb0bef91c223ab642b5e33ba0d7fa763e45b.exe	rundll32.exe
PID 2764 wrote to memory of 4940	2764	41ab1c21417c8d37e07c54fe1e85fb0bef91c223ab642b5e33ba0d7fa763e45b.exe	rundll32.exe

C:\Users\Admin\AppData\Local\Temp\41ab1c21417c8d37e07c54fe1e85fb0bef91c223ab642b5e33ba0d7fa763e45b.exe
"C:\Users\Admin\AppData\Local\Temp\41ab1c21417c8d37e07c54fe1e85fb0bef91c223ab642b5e33ba0d7fa763e45b.exe"
1⤵
- Loads dropped DLL
- Adds Run key to start application
- Suspicious use of SetWindowsHookEx
- Suspicious use of WriteProcessMemory
PID:2764

C:\Windows\SysWOW64\rundll32.exe
rundll32.exe "C:\Users\Admin\AppData\Local\Temp\srmop.dll",SetPLTOptions
2⤵
- Loads dropped DLL
PID:4940

Network

MITRE ATT&CK Enterprise v6

Initial Access

Execution

Persistence

Registry Run Keys / Startup Folder

T1060

Privilege Escalation

Defense Evasion

Modify Registry

T1112

Credential Access

Discovery

Lateral Movement

Collection

Command and Control

Exfiltration

Impact

Replay Monitor

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Downloads

C:\Users\Admin\AppData\Local\Temp\srmop.dll
Filesize
113KB

MD5
b0a53414073d4528242d15f6b85e16e7

SHA1
208e19f302e6e8b9b0141df01d9efad748c192b2

SHA256
031e34501b2376e339c1d12a714558ba9d1b57a42e78e0075a8cd20ac59d2e23

SHA512
004284652e1e3f509ace646a36cd146cfaac65a0642393cf7dde5bd4d88c989009e7b0c26929c37bc499444de29eed2f9332a73d9eea3041e46a5005db210283

Download Submit
C:\Users\Admin\AppData\Local\Temp\srmop.dll
Filesize
113KB

MD5
b0a53414073d4528242d15f6b85e16e7

SHA1
208e19f302e6e8b9b0141df01d9efad748c192b2

SHA256
031e34501b2376e339c1d12a714558ba9d1b57a42e78e0075a8cd20ac59d2e23

SHA512
004284652e1e3f509ace646a36cd146cfaac65a0642393cf7dde5bd4d88c989009e7b0c26929c37bc499444de29eed2f9332a73d9eea3041e46a5005db210283

Download Submit
C:\Users\Admin\AppData\Local\Temp\srmop.dll
Filesize
113KB

MD5
b0a53414073d4528242d15f6b85e16e7

SHA1
208e19f302e6e8b9b0141df01d9efad748c192b2

SHA256
031e34501b2376e339c1d12a714558ba9d1b57a42e78e0075a8cd20ac59d2e23

SHA512
004284652e1e3f509ace646a36cd146cfaac65a0642393cf7dde5bd4d88c989009e7b0c26929c37bc499444de29eed2f9332a73d9eea3041e46a5005db210283

Download Submit
C:\Users\Admin\AppData\Local\Temp\srmop.dll
Filesize
113KB

MD5
b0a53414073d4528242d15f6b85e16e7

SHA1
208e19f302e6e8b9b0141df01d9efad748c192b2

SHA256
031e34501b2376e339c1d12a714558ba9d1b57a42e78e0075a8cd20ac59d2e23

SHA512
004284652e1e3f509ace646a36cd146cfaac65a0642393cf7dde5bd4d88c989009e7b0c26929c37bc499444de29eed2f9332a73d9eea3041e46a5005db210283

Download Submit
memory/2764-147-0x00000000006D0000-0x00000000006DF000-memory.dmp

Filesize
60KB

Download
memory/2764-141-0x00000000006F0000-0x000000000070F000-memory.dmp

Filesize
124KB

Download
memory/2764-145-0x0000000000580000-0x000000000059F000-memory.dmp

Filesize
124KB

Download
memory/2764-146-0x0000000000580000-0x000000000058F000-memory.dmp

Filesize
60KB

Download
memory/2764-133-0x00000000005A0000-0x00000000005BF000-memory.dmp

Filesize
124KB

Download
memory/2764-137-0x0000000010000000-0x000000001001F000-memory.dmp

Filesize
124KB

Download
memory/2764-132-0x0000000000580000-0x000000000058F000-memory.dmp

Filesize
60KB

Download
memory/4940-148-0x0000000000000000-mapping.dmp

Download
memory/4940-152-0x00000000010B0000-0x00000000010CF000-memory.dmp

Filesize
124KB

Download
memory/4940-156-0x0000000010000000-0x000000001001F000-memory.dmp

Filesize
124KB

Download
memory/4940-157-0x0000000001090000-0x000000000109F000-memory.dmp

Filesize
60KB

Download
memory/4940-158-0x0000000001090000-0x000000000109F000-memory.dmp

Filesize
60KB

Download