oski | cae35f47589e7001d9ca57473ed487efbfee6b08536e6639945e563526e6e616

Analysis

max time kernel
149s
max time network
150s
platform
windows7_x64
resource
win7-20231215-en
resource tags

arch:x64arch:x86image:win7-20231215-enlocale:en-usos:windows7-x64system
submitted
08-01-2024 02:24

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General

Target

473d41b8499f701356991091f3e39e35.ps1
Size

706KB
MD5

473d41b8499f701356991091f3e39e35
SHA1

f1284f26f6b97f81b6936789bbd9d931adf5d562
SHA256

cae35f47589e7001d9ca57473ed487efbfee6b08536e6639945e563526e6e616
SHA512

3964ba9ed1be7a96dd63743c25290a487b7e8ecf6e6a4793a739132d998387a2e9931dd05a0f4494300e7e61a2642aa99ef0621ae91c58b7eaf4235cd5ca91f6
SSDEEP

6144:raJpHs+ApelD0TpSXKFlECflUZdAMr9LXoFNihdhUNK/16dBzMeiuoC6GSOym02:BOARH02

Score

10^/10

oski infostealer

Malware Config

Extracted

Family

oski

103.99.1.60/we/ahsa/

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 2148 set thread context of 2728	2148	powershell.exe	29

Suspicious behavior: EnumeratesProcesses 1 IoCs

pid	Process
2148	powershell.exe

Suspicious use of AdjustPrivilegeToken 1 IoCs

description	pid	Process
Token: SeDebugPrivilege	2148	powershell.exe

Suspicious use of WriteProcessMemory 13 IoCs

description	pid	Process	procid_target
PID 2148 wrote to memory of 2728	2148	powershell.exe	29
PID 2148 wrote to memory of 2728	2148	powershell.exe	29
PID 2148 wrote to memory of 2728	2148	powershell.exe	29
PID 2148 wrote to memory of 2728	2148	powershell.exe	29
PID 2148 wrote to memory of 2728	2148	powershell.exe	29
PID 2148 wrote to memory of 2728	2148	powershell.exe	29
PID 2148 wrote to memory of 2728	2148	powershell.exe	29
PID 2148 wrote to memory of 2728	2148	powershell.exe	29
PID 2148 wrote to memory of 2728	2148	powershell.exe	29
PID 2148 wrote to memory of 2728	2148	powershell.exe	29
PID 2148 wrote to memory of 2728	2148	powershell.exe	29
PID 2148 wrote to memory of 2728	2148	powershell.exe	29
PID 2148 wrote to memory of 2728	2148	powershell.exe	29

C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe
powershell.exe -ExecutionPolicy bypass -File C:\Users\Admin\AppData\Local\Temp\473d41b8499f701356991091f3e39e35.ps1
1⤵
- Suspicious use of SetThreadContext
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
PID:2148
- C:\Windows\Microsoft.NET\Framework\v4.0.30319\RegSvcs.exe
  "C:\Windows\Microsoft.NET\Framework\v4.0.30319\RegSvcs.exe"
  2⤵
  PID:2728

Network

MITRE ATT&CK Matrix

Replay Monitor

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Downloads

memory/2148-12-0x0000000002A70000-0x0000000002A78000-memory.dmp

Filesize
32KB

Download
memory/2148-27-0x000007FEF5480000-0x000007FEF5E1D000-memory.dmp

Filesize
9.6MB

Download
memory/2148-4-0x000000001B560000-0x000000001B842000-memory.dmp

Filesize
2.9MB

Download
memory/2148-5-0x00000000022D0000-0x00000000022D8000-memory.dmp

Filesize
32KB

Download
memory/2148-9-0x0000000002C60000-0x0000000002CE0000-memory.dmp

Filesize
512KB

Download
memory/2148-10-0x0000000002C60000-0x0000000002CE0000-memory.dmp

Filesize
512KB

Download
memory/2148-8-0x000007FEF5480000-0x000007FEF5E1D000-memory.dmp

Filesize
9.6MB

Download
memory/2148-11-0x0000000002C60000-0x0000000002CE0000-memory.dmp

Filesize
512KB

Download
memory/2148-6-0x000007FEF5480000-0x000007FEF5E1D000-memory.dmp

Filesize
9.6MB

Download
memory/2148-7-0x0000000002C60000-0x0000000002CE0000-memory.dmp

Filesize
512KB

Download
memory/2728-21-0x0000000000400000-0x0000000000438000-memory.dmp

Filesize
224KB

Download
memory/2728-23-0x000000007EFDE000-0x000000007EFDF000-memory.dmp

Filesize
4KB

Download
memory/2728-26-0x0000000000400000-0x0000000000438000-memory.dmp

Filesize
224KB

Download
memory/2728-13-0x0000000000400000-0x0000000000438000-memory.dmp

Filesize
224KB

Download
memory/2728-19-0x0000000000400000-0x0000000000438000-memory.dmp

Filesize
224KB

Download
memory/2728-17-0x0000000000400000-0x0000000000438000-memory.dmp

Filesize
224KB

Download
memory/2728-28-0x0000000000400000-0x0000000000438000-memory.dmp

Filesize
224KB

Download
memory/2728-15-0x0000000000400000-0x0000000000438000-memory.dmp

Filesize
224KB

Download
memory/2728-24-0x0000000000400000-0x0000000000438000-memory.dmp

Filesize
224KB

Download