8361a751a625b67982804feb92a5dfa3b0b90ef2a9d41b87f631965185092311

Analysis

max time kernel
124s
max time network
131s
platform
windows10-2004_x64
resource
win10v2004-20220901-en
resource tags

arch:x64arch:x86image:win10v2004-20220901-enlocale:en-usos:windows10-2004-x64system
submitted
01/12/2022, 02:07

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General

Target

8361a751a625b67982804feb92a5dfa3b0b90ef2a9d41b87f631965185092311.exe
Size

46KB
MD5

c6e524d543b602accc0a747944e14055
SHA1

04351da24c54bb3280f043a412933f6cd366dc84
SHA256

8361a751a625b67982804feb92a5dfa3b0b90ef2a9d41b87f631965185092311
SHA512

10bbc0cb821b34a339e4ac053124b49d31e9de4451adc47b7851ad11c3c9db6cbf7dddd91dcb15df1a95904e578242c2d58721850efad803866bb13d39caf943
SSDEEP

768:r5GSrze0QJfqA3/B1HJbaL+efK1PQVqdeYldeYcdeYoQWdeYoi3d:r55zBQJfh/bJbCfePNeSeveqIekN

Score

8^/10

persistence

Malware Config

Signatures

Adds policy Run key to start application 2 TTPs 2 IoCs

persistence

Registry Run Keys / Startup Folder

T1060

Modify Registry

T1112

description	ioc	Process
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows\CurrentVersion\Policies\Explorer\Run\247 = "C:\\PROGRA~3\\LOCALS~1\\Temp\\msnyan.cmd"	svchost.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows\CurrentVersion\Policies\Explorer\Run	svchost.exe

Maps connected drives based on registry 3 TTPs 2 IoCs

Disk information is often read in order to detect sandboxing environments.

Query Registry

T1012

Peripheral Device Discovery

T1120

System Information Discovery

T1082

description	ioc	Process
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\services\disk\enum	8361a751a625b67982804feb92a5dfa3b0b90ef2a9d41b87f631965185092311.exe
Key value queried	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Services\disk\Enum\0	8361a751a625b67982804feb92a5dfa3b0b90ef2a9d41b87f631965185092311.exe

Drops file in Program Files directory 1 IoCs

description	ioc	Process
File created	C:\PROGRA~3\LOCALS~1\Temp\msnyan.cmd	svchost.exe

Suspicious behavior: EnumeratesProcesses 2 IoCs

pid	Process
3828	8361a751a625b67982804feb92a5dfa3b0b90ef2a9d41b87f631965185092311.exe
3828	8361a751a625b67982804feb92a5dfa3b0b90ef2a9d41b87f631965185092311.exe

Suspicious behavior: MapViewOfSection 2 IoCs

pid	Process
3828	8361a751a625b67982804feb92a5dfa3b0b90ef2a9d41b87f631965185092311.exe
3828	8361a751a625b67982804feb92a5dfa3b0b90ef2a9d41b87f631965185092311.exe

Suspicious use of WriteProcessMemory 3 IoCs

description	pid	Process	procid_target
PID 3828 wrote to memory of 1972	3828	8361a751a625b67982804feb92a5dfa3b0b90ef2a9d41b87f631965185092311.exe	83
PID 3828 wrote to memory of 1972	3828	8361a751a625b67982804feb92a5dfa3b0b90ef2a9d41b87f631965185092311.exe	83
PID 3828 wrote to memory of 1972	3828	8361a751a625b67982804feb92a5dfa3b0b90ef2a9d41b87f631965185092311.exe	83

C:\Users\Admin\AppData\Local\Temp\8361a751a625b67982804feb92a5dfa3b0b90ef2a9d41b87f631965185092311.exe
"C:\Users\Admin\AppData\Local\Temp\8361a751a625b67982804feb92a5dfa3b0b90ef2a9d41b87f631965185092311.exe"
1⤵
- Maps connected drives based on registry
- Suspicious behavior: EnumeratesProcesses
- Suspicious behavior: MapViewOfSection
- Suspicious use of WriteProcessMemory
PID:3828
- C:\Windows\SysWOW64\svchost.exe
  C:\Windows\syswow64\svchost.exe
  2⤵
  - Adds policy Run key to start application
  - Drops file in Program Files directory
  PID:1972

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

Peripheral Device Discovery

T1120

Query Registry

T1012

System Information Discovery

T1082

Lateral Movement

Collection

Command and Control

Exfiltration

Impact

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Downloads

memory/1972-136-0x0000000000730000-0x000000000073E000-memory.dmp

Filesize
56KB

Download
memory/1972-137-0x00000000005E0000-0x00000000005E5000-memory.dmp

Filesize
20KB

Download
memory/1972-138-0x00000000005E0000-0x00000000005E5000-memory.dmp

Filesize
20KB

Download
memory/3828-133-0x0000000002160000-0x0000000002165000-memory.dmp

Filesize
20KB

Download
memory/3828-134-0x0000000002170000-0x000000000217C000-memory.dmp

Filesize
48KB

Download
memory/3828-135-0x0000000000400000-0x0000000000405000-memory.dmp

Filesize
20KB

Download