d41fc40212e1f3439b0a8237ff7fdc4ef18692834c892da1d059b9eb2210b711

Analysis

max time kernel
166s
max time network
172s
platform
windows10-2004_x64
resource
win10v2004-20220812-en
resource tags

arch:x64arch:x86image:win10v2004-20220812-enlocale:en-usos:windows10-2004-x64system
submitted
23-11-2022 12:23

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General

Target

d41fc40212e1f3439b0a8237ff7fdc4ef18692834c892da1d059b9eb2210b711.exe
Size

1.7MB
MD5

e79be00e6684247db2bd6ab49cba1e3f
SHA1

96c4f2eeee0cfecc8658d3e17dd607081eb2b101
SHA256

d41fc40212e1f3439b0a8237ff7fdc4ef18692834c892da1d059b9eb2210b711
SHA512

acdb105f281b515dcae0b69d35c60737761a59025097167d9800f9cdd2819625a725ef5589a3527c6985e44298d88c4d3675bc0deb0e6c105856dddc8cccac35
SSDEEP

49152:KyNvFE3c+0dR3rI+MnFZFVkpRR5fhFzu+9Uq+C:KyNvFE3c+0dR3rkH3M5fhRu+Gq+C

Score

7^/10

Malware Config

Signatures

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:

d41fc40212e1f3439b0a8237ff7fdc4ef18692834c892da1d059b9eb2210b711.exe

description	ioc	process
Key value queried	\REGISTRY\USER\S-1-5-21-2295526160-1155304984-640977766-1000\Control Panel\International\Geo\Nation	d41fc40212e1f3439b0a8237ff7fdc4ef18692834c892da1d059b9eb2210b711.exe

Loads dropped DLL 1 IoCs

Processes:

regsvr32.exe

pid process

1448 regsvr32.exe
Enumerates physical storage devices 1 TTPs
Attempts to interact with connected storage/optical drive(s). Likely ransomware behaviour.

System Information Discovery
T1082

pid	process
1448	regsvr32.exe

Suspicious use of WriteProcessMemory 3 IoCs

Processes:

d41fc40212e1f3439b0a8237ff7fdc4ef18692834c892da1d059b9eb2210b711.exe

description	pid	process	target process
PID 4828 wrote to memory of 1448	4828	d41fc40212e1f3439b0a8237ff7fdc4ef18692834c892da1d059b9eb2210b711.exe	regsvr32.exe
PID 4828 wrote to memory of 1448	4828	d41fc40212e1f3439b0a8237ff7fdc4ef18692834c892da1d059b9eb2210b711.exe	regsvr32.exe
PID 4828 wrote to memory of 1448	4828	d41fc40212e1f3439b0a8237ff7fdc4ef18692834c892da1d059b9eb2210b711.exe	regsvr32.exe

C:\Users\Admin\AppData\Local\Temp\d41fc40212e1f3439b0a8237ff7fdc4ef18692834c892da1d059b9eb2210b711.exe
"C:\Users\Admin\AppData\Local\Temp\d41fc40212e1f3439b0a8237ff7fdc4ef18692834c892da1d059b9eb2210b711.exe"
1⤵
- Checks computer location settings
- Suspicious use of WriteProcessMemory
PID:4828

C:\Windows\SysWOW64\regsvr32.exe
"C:\Windows\System32\regsvr32.exe" -u GMLMCPMT.DaX -S
2⤵
- Loads dropped DLL
PID:1448

Network

MITRE ATT&CK Enterprise v6

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\GMLMCPMT.DaX

Filesize
1.7MB

MD5
2dbbbb50d7ad4990d123ada62331c270

SHA1
cb169bb33db859f7366fd5b9f166b536c296f242

SHA256
7d75fef8179c81eca4e2d0e9773443d33487b6300d7d14316dfdc37c8fc6c8c3

SHA512
ca243c212d27b4f43c540646ace91f1009ed3f472a0b56d2e904f2c96677a24941862f179195bad9da753fb3114e0205670f2915ba0e0631252333a23a661c41

Download Submit
C:\Users\Admin\AppData\Local\Temp\GmlMCpMT.daX

Filesize
1.7MB

MD5
2dbbbb50d7ad4990d123ada62331c270

SHA1
cb169bb33db859f7366fd5b9f166b536c296f242

SHA256
7d75fef8179c81eca4e2d0e9773443d33487b6300d7d14316dfdc37c8fc6c8c3

SHA512
ca243c212d27b4f43c540646ace91f1009ed3f472a0b56d2e904f2c96677a24941862f179195bad9da753fb3114e0205670f2915ba0e0631252333a23a661c41

Download Submit
memory/1448-132-0x0000000000000000-mapping.dmp

Download
memory/1448-135-0x0000000002F70000-0x000000000303E000-memory.dmp

Filesize
824KB

Download
memory/1448-136-0x0000000002C30000-0x0000000002D40000-memory.dmp

Filesize
1.1MB

Download
memory/1448-137-0x0000000002E50000-0x0000000002F61000-memory.dmp

Filesize
1.1MB

Download
memory/1448-138-0x0000000003040000-0x00000000030FC000-memory.dmp

Filesize
752KB

Download