oski | 1d430cca16d4a5663d6d59465552322e488a8f576fee2efd41d38040686b3d0f

Analysis

max time kernel
209s
max time network
261s
platform
windows7_x64
resource
win7-20231215-en
resource tags

arch:x64arch:x86image:win7-20231215-enlocale:en-usos:windows7-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 2532 set thread context of 1652	2532	powershell.exe	29

Suspicious behavior: EnumeratesProcesses 1 IoCs

pid	Process
2532	powershell.exe

Suspicious use of AdjustPrivilegeToken 1 IoCs

description	pid	Process
Token: SeDebugPrivilege	2532	powershell.exe

Suspicious use of WriteProcessMemory 10 IoCs

description	pid	Process	procid_target
PID 2532 wrote to memory of 1652	2532	powershell.exe	29
PID 2532 wrote to memory of 1652	2532	powershell.exe	29
PID 2532 wrote to memory of 1652	2532	powershell.exe	29
PID 2532 wrote to memory of 1652	2532	powershell.exe	29
PID 2532 wrote to memory of 1652	2532	powershell.exe	29
PID 2532 wrote to memory of 1652	2532	powershell.exe	29
PID 2532 wrote to memory of 1652	2532	powershell.exe	29
PID 2532 wrote to memory of 1652	2532	powershell.exe	29
PID 2532 wrote to memory of 1652	2532	powershell.exe	29
PID 2532 wrote to memory of 1652	2532	powershell.exe	29

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:2532
- C:\Windows\Microsoft.NET\Framework\v2.0.50727\MSBuild.exe
  "{path}"
  2⤵
  PID:1652

Network

MITRE ATT&CK Matrix

Replay Monitor

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Downloads

memory/1652-17-0x0000000000400000-0x0000000000438000-memory.dmp

Filesize
224KB

Download
memory/1652-30-0x0000000000400000-0x0000000000438000-memory.dmp

Filesize
224KB

Download
memory/1652-29-0x0000000000400000-0x0000000000438000-memory.dmp

Filesize
224KB

Download
memory/1652-27-0x0000000000400000-0x0000000000438000-memory.dmp

Filesize
224KB

Download
memory/1652-25-0x0000000000400000-0x0000000000438000-memory.dmp

Filesize
224KB

Download
memory/1652-24-0x000000007EFDE000-0x000000007EFDF000-memory.dmp

Filesize
4KB

Download
memory/1652-23-0x0000000000400000-0x0000000000438000-memory.dmp

Filesize
224KB

Download
memory/1652-22-0x0000000000400000-0x0000000000438000-memory.dmp

Filesize
224KB

Download
memory/1652-21-0x0000000000400000-0x0000000000438000-memory.dmp

Filesize
224KB

Download
memory/1652-19-0x0000000000400000-0x0000000000438000-memory.dmp

Filesize
224KB

Download
memory/2532-10-0x0000000002820000-0x00000000028A0000-memory.dmp

Filesize
512KB

Download
memory/2532-4-0x000000001B2E0000-0x000000001B5C2000-memory.dmp

Filesize
2.9MB

Download
memory/2532-16-0x0000000002820000-0x00000000028A0000-memory.dmp

Filesize
512KB

Download
memory/2532-14-0x0000000002820000-0x00000000028A0000-memory.dmp

Filesize
512KB

Download
memory/2532-13-0x0000000002820000-0x00000000028A0000-memory.dmp

Filesize
512KB

Download
memory/2532-12-0x000007FEF5870000-0x000007FEF620D000-memory.dmp

Filesize
9.6MB

Download
memory/2532-11-0x0000000002660000-0x000000000266A000-memory.dmp

Filesize
40KB

Download
memory/2532-15-0x0000000002820000-0x00000000028A0000-memory.dmp

Filesize
512KB

Download
memory/2532-9-0x000007FEF5870000-0x000007FEF620D000-memory.dmp

Filesize
9.6MB

Download
memory/2532-8-0x0000000002820000-0x00000000028A0000-memory.dmp

Filesize
512KB

Download
memory/2532-28-0x000007FEF5870000-0x000007FEF620D000-memory.dmp

Filesize
9.6MB

Download
memory/2532-7-0x0000000002820000-0x00000000028A0000-memory.dmp

Filesize
512KB

Download
memory/2532-6-0x000007FEF5870000-0x000007FEF620D000-memory.dmp

Filesize
9.6MB

Download
memory/2532-5-0x00000000023E0000-0x00000000023E8000-memory.dmp

Filesize
32KB

Download