oski | 38d8fbd43e794ce4168006a4b66203697c5c196e74d8beaa58c8701faabd97ed

Analysis

max time kernel
209s
max time network
256s
platform
windows7_x64
resource
win7-20231215-en
resource tags

arch:x64arch:x86image:win7-20231215-enlocale:en-usos:windows7-x64system
submitted
29-12-2023 23:51

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General

Target

0793fe0c7557d1719be3c1aab37d15d3.ps1
Size

421KB
MD5

0793fe0c7557d1719be3c1aab37d15d3
SHA1

09bb0ef219860de19c7b50d96dac9c9332805720
SHA256

38d8fbd43e794ce4168006a4b66203697c5c196e74d8beaa58c8701faabd97ed
SHA512

a16a2c603d726712f4b15529ce996bae22e361983ca2961f9476199e5fce76f9b93f701361a4585dcbbe89c98c120cf1e140ac461c3863dacac89fbb7166dc3e
SSDEEP

12288:+Zjw0RJ9u5ILYDxD3fxYehza/tw641L68:q3i

Score

10^/10

oski infostealer

Malware Config

Extracted

Family

oski

103.114.107.28/l202/

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 1592 set thread context of 2788	1592	powershell.exe	30

Suspicious behavior: EnumeratesProcesses 1 IoCs

pid	Process
1592	powershell.exe

Suspicious use of AdjustPrivilegeToken 1 IoCs

description	pid	Process
Token: SeDebugPrivilege	1592	powershell.exe

Suspicious use of WriteProcessMemory 10 IoCs

description	pid	Process	procid_target
PID 1592 wrote to memory of 2788	1592	powershell.exe	30
PID 1592 wrote to memory of 2788	1592	powershell.exe	30
PID 1592 wrote to memory of 2788	1592	powershell.exe	30
PID 1592 wrote to memory of 2788	1592	powershell.exe	30
PID 1592 wrote to memory of 2788	1592	powershell.exe	30
PID 1592 wrote to memory of 2788	1592	powershell.exe	30
PID 1592 wrote to memory of 2788	1592	powershell.exe	30
PID 1592 wrote to memory of 2788	1592	powershell.exe	30
PID 1592 wrote to memory of 2788	1592	powershell.exe	30
PID 1592 wrote to memory of 2788	1592	powershell.exe	30

C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe
powershell.exe -ExecutionPolicy bypass -File C:\Users\Admin\AppData\Local\Temp\0793fe0c7557d1719be3c1aab37d15d3.ps1
1⤵
- Suspicious use of SetThreadContext
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
PID:1592
- C:\Windows\Microsoft.NET\Framework\v2.0.50727\MSBuild.exe
  "{path}"
  2⤵
  PID:2788

Network

MITRE ATT&CK Matrix

Replay Monitor

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Downloads

memory/1592-17-0x0000000002660000-0x00000000026E0000-memory.dmp

Filesize
512KB

Download
memory/1592-5-0x0000000002460000-0x0000000002468000-memory.dmp

Filesize
32KB

Download
memory/1592-4-0x000000001B1E0000-0x000000001B4C2000-memory.dmp

Filesize
2.9MB

Download
memory/1592-8-0x0000000002660000-0x00000000026E0000-memory.dmp

Filesize
512KB

Download
memory/1592-18-0x0000000002660000-0x00000000026E0000-memory.dmp

Filesize
512KB

Download
memory/1592-6-0x000007FEF56E0000-0x000007FEF607D000-memory.dmp

Filesize
9.6MB

Download
memory/1592-11-0x0000000002660000-0x00000000026E0000-memory.dmp

Filesize
512KB

Download
memory/1592-32-0x000007FEF56E0000-0x000007FEF607D000-memory.dmp

Filesize
9.6MB

Download
memory/1592-13-0x00000000028E0000-0x00000000028EA000-memory.dmp

Filesize
40KB

Download
memory/1592-14-0x000007FEF56E0000-0x000007FEF607D000-memory.dmp

Filesize
9.6MB

Download
memory/1592-15-0x0000000002660000-0x00000000026E0000-memory.dmp

Filesize
512KB

Download
memory/1592-16-0x0000000002660000-0x00000000026E0000-memory.dmp

Filesize
512KB

Download
memory/1592-7-0x0000000002660000-0x00000000026E0000-memory.dmp

Filesize
512KB

Download
memory/1592-9-0x0000000002660000-0x00000000026E0000-memory.dmp

Filesize
512KB

Download
memory/1592-10-0x000007FEF56E0000-0x000007FEF607D000-memory.dmp

Filesize
9.6MB

Download
memory/2788-19-0x0000000000400000-0x0000000000438000-memory.dmp

Filesize
224KB

Download
memory/2788-30-0x0000000000400000-0x0000000000438000-memory.dmp

Filesize
224KB

Download
memory/2788-27-0x0000000000400000-0x0000000000438000-memory.dmp

Filesize
224KB

Download
memory/2788-25-0x0000000000400000-0x0000000000438000-memory.dmp

Filesize
224KB

Download
memory/2788-23-0x0000000000400000-0x0000000000438000-memory.dmp

Filesize
224KB

Download
memory/2788-21-0x0000000000400000-0x0000000000438000-memory.dmp

Filesize
224KB

Download
memory/2788-29-0x000000007EFDE000-0x000000007EFDF000-memory.dmp

Filesize
4KB

Download
memory/2788-33-0x0000000000400000-0x0000000000438000-memory.dmp

Filesize
224KB

Download
memory/2788-34-0x0000000000400000-0x0000000000438000-memory.dmp

Filesize
224KB

Download
memory/2788-35-0x0000000000400000-0x0000000000438000-memory.dmp

Filesize
224KB

Download