oski | 1d430cca16d4a5663d6d59465552322e488a8f576fee2efd41d38040686b3d0f

Analysis

max time kernel
141s
max time network
152s
platform
windows10-2004_x64
resource
win10v2004-20231215-en
resource tags

arch:x64arch:x86image:win10v2004-20231215-enlocale:en-usos:windows10-2004-x64system
submitted
21/12/2023, 22:06

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General

Target

0dcd00510d7cdf90218c8acb28802f46.ps1
Size

421KB
MD5

0dcd00510d7cdf90218c8acb28802f46
SHA1

669ecf1747dd4b2c9251668fe38e0d42169221c8
SHA256

1d430cca16d4a5663d6d59465552322e488a8f576fee2efd41d38040686b3d0f
SHA512

6b0b7f810fba079e13fc7991d5ff6c4607e4f59032f6d509a45fb72ed635f4e51933ebf0ec3ef8d53fdae192d1e89980e1875221a9767336ccf82ab24e1a2914
SSDEEP

12288:+Zjw0RJ9u5ILYDxD3fxYehza/tw640L68:q3P

Score

10^/10

oski infostealer

Malware Config

Extracted

Family

oski

103.114.107.28/l1/

Signatures

Oski
Oski is an infostealer targeting browser data, crypto wallets.
infostealer oski

Suspicious use of SetThreadContext 1 IoCs

description	pid	Process	procid_target
PID 4212 set thread context of 576	4212	powershell.exe	88

Suspicious behavior: EnumeratesProcesses 2 IoCs

pid	Process
4212	powershell.exe
4212	powershell.exe

Suspicious use of AdjustPrivilegeToken 1 IoCs

description	pid	Process
Token: SeDebugPrivilege	4212	powershell.exe

Suspicious use of WriteProcessMemory 9 IoCs

description	pid	Process	procid_target
PID 4212 wrote to memory of 576	4212	powershell.exe	88
PID 4212 wrote to memory of 576	4212	powershell.exe	88
PID 4212 wrote to memory of 576	4212	powershell.exe	88
PID 4212 wrote to memory of 576	4212	powershell.exe	88
PID 4212 wrote to memory of 576	4212	powershell.exe	88
PID 4212 wrote to memory of 576	4212	powershell.exe	88
PID 4212 wrote to memory of 576	4212	powershell.exe	88
PID 4212 wrote to memory of 576	4212	powershell.exe	88
PID 4212 wrote to memory of 576	4212	powershell.exe	88

C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe
powershell.exe -ExecutionPolicy bypass -File C:\Users\Admin\AppData\Local\Temp\0dcd00510d7cdf90218c8acb28802f46.ps1
1⤵
- Suspicious use of SetThreadContext
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
PID:4212
- C:\Windows\Microsoft.NET\Framework\v4.0.30319\MSBuild.exe
  "{path}"
  2⤵
  PID:576

Network

MITRE ATT&CK Matrix

Replay Monitor

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Downloads

C:\Users\Admin\AppData\Local\Temp\__PSScriptPolicyTest_wdlrqn0n.udn.ps1

Filesize
60B

MD5
d17fe0a3f47be24a6453e9ef58c94641

SHA1
6ab83620379fc69f80c0242105ddffd7d98d5d9d

SHA256
96ad1146eb96877eab5942ae0736b82d8b5e2039a80d3d6932665c1a4c87dcf7

SHA512
5b592e58f26c264604f98f6aa12860758ce606d1c63220736cf0c779e4e18e3cec8706930a16c38b20161754d1017d1657d35258e58ca22b18f5b232880dec82

Download Submit
memory/576-15-0x0000000000400000-0x0000000000438000-memory.dmp

Filesize
224KB

Download
memory/576-22-0x0000000000400000-0x0000000000438000-memory.dmp

Filesize
224KB

Download
memory/576-21-0x0000000000400000-0x0000000000438000-memory.dmp

Filesize
224KB

Download
memory/576-20-0x0000000000400000-0x0000000000438000-memory.dmp

Filesize
224KB

Download
memory/576-18-0x0000000000400000-0x0000000000438000-memory.dmp

Filesize
224KB

Download
memory/4212-11-0x000001CC47C80000-0x000001CC47C90000-memory.dmp

Filesize
64KB

Download
memory/4212-14-0x000001CC47D10000-0x000001CC47D1A000-memory.dmp

Filesize
40KB

Download
memory/4212-19-0x00007FFF91CC0000-0x00007FFF92781000-memory.dmp

Filesize
10.8MB

Download
memory/4212-13-0x000001CC47C80000-0x000001CC47C90000-memory.dmp

Filesize
64KB

Download
memory/4212-12-0x000001CC47C80000-0x000001CC47C90000-memory.dmp

Filesize
64KB

Download
memory/4212-10-0x00007FFF91CC0000-0x00007FFF92781000-memory.dmp

Filesize
10.8MB

Download
memory/4212-9-0x000001CC47CE0000-0x000001CC47D02000-memory.dmp

Filesize
136KB

Download