e1958911ca0daefd39f33381ac78e0ae8b9c7252d1091e6b13402f9586f19f3a

Analysis

max time kernel
93s
max time network
94s
platform
windows10-2004_x64
resource
win10v2004-20240508-en
resource tags

arch:x64arch:x86image:win10v2004-20240508-enlocale:en-usos:windows10-2004-x64system
submitted
11-05-2024 11:42

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General

Target

fchar256_stage1.ps1
Size

271B
MD5

0e02d6462245c6882d570cb675678a02
SHA1

3e90fd294e6e10ac0a2939c951144240861e4a58
SHA256

e1958911ca0daefd39f33381ac78e0ae8b9c7252d1091e6b13402f9586f19f3a
SHA512

415834c822e6e4c5140b004f86edd4e3a2024516dafd7db1d6853bd51da28864fe219f6778dd2a06fa2da9e5fd84584c8201da98ad99db47616f8564b1444f95

Score

8^/10

execution

Malware Config

Signatures

Blocklisted process makes network request 2 IoCs

Processes:

powershell.exe

flow pid process

1 4160 powershell.exe
2 4160 powershell.exe
Command and Scripting Interpreter: PowerShell 1 TTPs 1 IoCs
Using powershell.exe command.
execution

PowerShell
T1059.001

Processes:

powershell.exe

pid process

4160 powershell.exe
Suspicious behavior: EnumeratesProcesses 2 IoCs

Processes:

powershell.exe

pid process

4160 powershell.exe
4160 powershell.exe
Suspicious use of AdjustPrivilegeToken 1 IoCs

Processes:

powershell.exe

description pid process

Token: SeDebugPrivilege 4160 powershell.exe

flow	pid	process
1	4160	powershell.exe
2	4160	powershell.exe

pid	process
4160	powershell.exe

pid	process
4160	powershell.exe
4160	powershell.exe

description	pid	process
Token: SeDebugPrivilege	4160	powershell.exe

C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe
powershell.exe -ExecutionPolicy bypass -File C:\Users\Admin\AppData\Local\Temp\fchar256_stage1.ps1
1⤵
- Blocklisted process makes network request
- Command and Scripting Interpreter: PowerShell
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
PID:4160

Network

MITRE ATT&CK Matrix ATT&CK v13

Initial Access

Execution

Command and Scripting Interpreter

T1059

PowerShell

T1059.001

Persistence

Privilege Escalation

Defense Evasion

Credential Access

Discovery

Lateral Movement

Collection

Exfiltration

Command and Control

Impact

Resource Development

Reconnaissance

Replay Monitor

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Downloads

C:\Users\Admin\AppData\Local\Temp\__PSScriptPolicyTest_r1xmndok.wso.ps1
Filesize
60B

MD5
d17fe0a3f47be24a6453e9ef58c94641

SHA1
6ab83620379fc69f80c0242105ddffd7d98d5d9d

SHA256
96ad1146eb96877eab5942ae0736b82d8b5e2039a80d3d6932665c1a4c87dcf7

SHA512
5b592e58f26c264604f98f6aa12860758ce606d1c63220736cf0c779e4e18e3cec8706930a16c38b20161754d1017d1657d35258e58ca22b18f5b232880dec82

Download Submit
memory/4160-0-0x00007FFAD9F93000-0x00007FFAD9F95000-memory.dmp

Filesize
8KB

Download
memory/4160-1-0x00000194AF310000-0x00000194AF332000-memory.dmp

Filesize
136KB

Download
memory/4160-11-0x00007FFAD9F90000-0x00007FFADAA51000-memory.dmp

Filesize
10.8MB

Download
memory/4160-12-0x00007FFAD9F90000-0x00007FFADAA51000-memory.dmp

Filesize
10.8MB

Download
memory/4160-13-0x00007FFAD9F90000-0x00007FFADAA51000-memory.dmp

Filesize
10.8MB

Download
memory/4160-14-0x00007FFAD9F90000-0x00007FFADAA51000-memory.dmp

Filesize
10.8MB

Download
memory/4160-17-0x00007FFAD9F90000-0x00007FFADAA51000-memory.dmp

Filesize
10.8MB

Download