oski | acadc18004851aa36a37701a59b485f013880cf371a7d9083444b480cf21c3ad

Analysis

max time kernel
141s
max time network
150s
platform
windows10-2004_x64
resource
win10v2004-20231215-en
resource tags

arch:x64arch:x86image:win10v2004-20231215-enlocale:en-usos:windows10-2004-x64system
submitted
04-02-2024 20:38

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General

Target

9019caf9c14645b88f4c246b16bda29a.ps1
Size

485KB
MD5

9019caf9c14645b88f4c246b16bda29a
SHA1

8e85880050a174b2b7c7dcaa61cc4c535d293d23
SHA256

acadc18004851aa36a37701a59b485f013880cf371a7d9083444b480cf21c3ad
SHA512

d178a0c45ce3e3c11e389668a7e97b4e199b35d99d1560c2ff0e30769f3161d47290edde2a2675599453bde660d493fbf393893602eeb02b8db70167d3231040
SSDEEP

12288:+Zjw0RJ9u5ILYDxD3fxYehza/tw64eigu:q3Xu

Score

10^/10

oski infostealer

Malware Config

Extracted

Family

oski

103.114.107.28/l3/

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 3348 set thread context of 1252	3348	powershell.exe	87

Suspicious behavior: EnumeratesProcesses 2 IoCs

pid	Process
3348	powershell.exe
3348	powershell.exe

Suspicious use of AdjustPrivilegeToken 1 IoCs

description	pid	Process
Token: SeDebugPrivilege	3348	powershell.exe

Suspicious use of WriteProcessMemory 9 IoCs

description	pid	Process	procid_target
PID 3348 wrote to memory of 1252	3348	powershell.exe	87
PID 3348 wrote to memory of 1252	3348	powershell.exe	87
PID 3348 wrote to memory of 1252	3348	powershell.exe	87
PID 3348 wrote to memory of 1252	3348	powershell.exe	87
PID 3348 wrote to memory of 1252	3348	powershell.exe	87
PID 3348 wrote to memory of 1252	3348	powershell.exe	87
PID 3348 wrote to memory of 1252	3348	powershell.exe	87
PID 3348 wrote to memory of 1252	3348	powershell.exe	87
PID 3348 wrote to memory of 1252	3348	powershell.exe	87

C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe
powershell.exe -ExecutionPolicy bypass -File C:\Users\Admin\AppData\Local\Temp\9019caf9c14645b88f4c246b16bda29a.ps1
1⤵
- Suspicious use of SetThreadContext
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
PID:3348
- C:\Windows\Microsoft.NET\Framework\v4.0.30319\MSBuild.exe
  #cmd
  2⤵
  PID:1252

Network

MITRE ATT&CK Matrix

Replay Monitor

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Downloads

C:\Users\Admin\AppData\Local\Temp\__PSScriptPolicyTest_swf4h1de.rdb.ps1

Filesize
60B

MD5
d17fe0a3f47be24a6453e9ef58c94641

SHA1
6ab83620379fc69f80c0242105ddffd7d98d5d9d

SHA256
96ad1146eb96877eab5942ae0736b82d8b5e2039a80d3d6932665c1a4c87dcf7

SHA512
5b592e58f26c264604f98f6aa12860758ce606d1c63220736cf0c779e4e18e3cec8706930a16c38b20161754d1017d1657d35258e58ca22b18f5b232880dec82

Download Submit
memory/1252-22-0x0000000000400000-0x0000000000438000-memory.dmp

Filesize
224KB

Download
memory/1252-21-0x0000000000400000-0x0000000000438000-memory.dmp

Filesize
224KB

Download
memory/1252-20-0x0000000000400000-0x0000000000438000-memory.dmp

Filesize
224KB

Download
memory/1252-18-0x0000000000400000-0x0000000000438000-memory.dmp

Filesize
224KB

Download
memory/1252-15-0x0000000000400000-0x0000000000438000-memory.dmp

Filesize
224KB

Download
memory/3348-14-0x0000021FE1D80000-0x0000021FE1D92000-memory.dmp

Filesize
72KB

Download
memory/3348-13-0x0000021FE1D90000-0x0000021FE1DA0000-memory.dmp

Filesize
64KB

Download
memory/3348-11-0x0000021FE1D90000-0x0000021FE1DA0000-memory.dmp

Filesize
64KB

Download
memory/3348-19-0x00007FFCF2710000-0x00007FFCF31D1000-memory.dmp

Filesize
10.8MB

Download
memory/3348-12-0x0000021FE1D90000-0x0000021FE1DA0000-memory.dmp

Filesize
64KB

Download
memory/3348-10-0x00007FFCF2710000-0x00007FFCF31D1000-memory.dmp

Filesize
10.8MB

Download
memory/3348-9-0x0000021FE2750000-0x0000021FE2772000-memory.dmp

Filesize
136KB

Download