cd6d7aa9a26b392588ba60114d3919de6b417f4f519128429f87a58fe7ebce97

Analysis

max time kernel
150s
max time network
155s
platform
windows10-2004_x64
resource
win10v2004-20221111-en
resource tags

arch:x64arch:x86image:win10v2004-20221111-enlocale:en-usos:windows10-2004-x64system
submitted
23-11-2022 15:32

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General

Target

cd6d7aa9a26b392588ba60114d3919de6b417f4f519128429f87a58fe7ebce97.exe
Size

255KB
MD5

7e18139b8f704d76be49863d2c317154
SHA1

4512df294a32a0eeaf8406018b82d5b3bff73e96
SHA256

cd6d7aa9a26b392588ba60114d3919de6b417f4f519128429f87a58fe7ebce97
SHA512

8c501087a7c3b990a89a2b90e39da2374616076c64261139258d1640cc076b14a11a307d97f80b009aa35c6d60bbed98ef46ced97225586d4568cc7f3754281d
SSDEEP

3072:aqqqXBpFauzTayb/mr2XU/MfD2UT63UYWWf4aUtVnlNDSbi1wuq0WAHVBHuTJK5o:aqqqXBpC1s6UPGbK0TJ

Score

8^/10

persistence

Malware Config

Signatures

Executes dropped EXE 1 IoCs

Processes:

rundll.exe

pid process

2200 rundll.exe

pid	process
2200	rundll.exe

Checks computer location settings 2 TTPs 1 IoCs

Looks up country code configured in the registry, likely geofence.

Query Registry

T1012

System Information Discovery

T1082

Processes:

cd6d7aa9a26b392588ba60114d3919de6b417f4f519128429f87a58fe7ebce97.exe

description	ioc	process
Key value queried	\REGISTRY\USER\S-1-5-21-4246620582-653642754-1174164128-1000\Control Panel\International\Geo\Nation	cd6d7aa9a26b392588ba60114d3919de6b417f4f519128429f87a58fe7ebce97.exe

Adds Run key to start application 2 TTPs 1 IoCs

persistence

Registry Run Keys / Startup Folder

T1060

Modify Registry

T1112

Processes:

cd6d7aa9a26b392588ba60114d3919de6b417f4f519128429f87a58fe7ebce97.exe

description	ioc	process
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\winapp = "C:\\Users\\Admin\\AppData\\Roaming\\Resources\\rundll.exe"	cd6d7aa9a26b392588ba60114d3919de6b417f4f519128429f87a58fe7ebce97.exe

Enumerates physical storage devices 1 TTPs
Attempts to interact with connected storage/optical drive(s). Likely ransomware behaviour.

System Information Discovery
T1082

Suspicious use of WriteProcessMemory 2 IoCs

Processes:

cd6d7aa9a26b392588ba60114d3919de6b417f4f519128429f87a58fe7ebce97.exe

description	pid	process	target process
PID 1560 wrote to memory of 2200	1560	cd6d7aa9a26b392588ba60114d3919de6b417f4f519128429f87a58fe7ebce97.exe	rundll.exe
PID 1560 wrote to memory of 2200	1560	cd6d7aa9a26b392588ba60114d3919de6b417f4f519128429f87a58fe7ebce97.exe	rundll.exe

C:\Users\Admin\AppData\Local\Temp\cd6d7aa9a26b392588ba60114d3919de6b417f4f519128429f87a58fe7ebce97.exe
"C:\Users\Admin\AppData\Local\Temp\cd6d7aa9a26b392588ba60114d3919de6b417f4f519128429f87a58fe7ebce97.exe"
1⤵
- Checks computer location settings
- Adds Run key to start application
- Suspicious use of WriteProcessMemory
PID:1560

C:\Users\Admin\AppData\Roaming\Resources\rundll.exe
"C:\Users\Admin\AppData\Roaming\Resources\rundll.exe"
2⤵
- Executes dropped EXE
PID:2200

Network

MITRE ATT&CK Matrix ATT&CK v6

Initial Access

Execution

Persistence

Registry Run Keys / Startup Folder

T1060

Privilege Escalation

Defense Evasion

Modify Registry

T1112

Credential Access

Discovery

Query Registry

T1012

System Information Discovery

T1082

Lateral Movement

Collection

Exfiltration

Command and Control

Impact

Replay Monitor

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Downloads

C:\Users\Admin\AppData\Roaming\Resources\rundll.exe
Filesize
255KB

MD5
7e18139b8f704d76be49863d2c317154

SHA1
4512df294a32a0eeaf8406018b82d5b3bff73e96

SHA256
cd6d7aa9a26b392588ba60114d3919de6b417f4f519128429f87a58fe7ebce97

SHA512
8c501087a7c3b990a89a2b90e39da2374616076c64261139258d1640cc076b14a11a307d97f80b009aa35c6d60bbed98ef46ced97225586d4568cc7f3754281d

Download Submit
C:\Users\Admin\AppData\Roaming\Resources\rundll.exe
Filesize
255KB

MD5
7e18139b8f704d76be49863d2c317154

SHA1
4512df294a32a0eeaf8406018b82d5b3bff73e96

SHA256
cd6d7aa9a26b392588ba60114d3919de6b417f4f519128429f87a58fe7ebce97

SHA512
8c501087a7c3b990a89a2b90e39da2374616076c64261139258d1640cc076b14a11a307d97f80b009aa35c6d60bbed98ef46ced97225586d4568cc7f3754281d

Download Submit
memory/1560-132-0x00007FFBABFE0000-0x00007FFBACA16000-memory.dmp

Filesize
10.2MB

Download
memory/2200-133-0x0000000000000000-mapping.dmp

Download
memory/2200-136-0x00007FFBABFE0000-0x00007FFBACA16000-memory.dmp

Filesize
10.2MB

Download