oski | ca7ea5639f68059383b50c24c2428e60de949a65a6d5bec9266c4fa8526e1621

Analysis

max time kernel
109s
max time network
124s
platform
windows10-2004_x64
resource
win10v2004-20230221-en
resource tags

arch:x64arch:x86image:win10v2004-20230221-enlocale:en-usos:windows10-2004-x64system
submitted
17-04-2023 09:05

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General

Target

2034F7E2DEE001E94FE81EA7F10456FD.exe
Size

200KB
MD5

2034f7e2dee001e94fe81ea7f10456fd
SHA1

75075fcc9073e71dc7f4c3f478a6b78b12326833
SHA256

ca7ea5639f68059383b50c24c2428e60de949a65a6d5bec9266c4fa8526e1621
SHA512

3458b41efcea959471ffd4b544e2a5b0b9e3bbb6027a1c12c5cb9766ebc876c5e53082c33c2be09b88a74f808a5796fb0478f606e461667885eb664d5c6ba3e4
SSDEEP

3072:WfUomEuYm98dlSq7gt5q7Dx+XgS6aCEwhOfUbCalNT2pbB3fId1Xi6FLPo3c:WfUauY68uSWCx+XA7mg2pNs1Ljo3c

Score

10^/10

oski infostealer spyware stealer

Malware Config

Signatures

Oski
Oski is an infostealer targeting browser data, crypto wallets.
infostealer oski
Reads user/profile data of web browsers 2 TTPs
Infostealers often target stored browser data, which can include saved credentials etc.
spyware stealer

Data from Local System
T1005

Credentials in Files
T1081
Program crash 1 IoCs

Processes:

WerFault.exe

pid pid_target process target process

1828 4224 WerFault.exe 2034F7E2DEE001E94FE81EA7F10456FD.exe

pid	pid_target	process	target process
1828	4224	WerFault.exe	2034F7E2DEE001E94FE81EA7F10456FD.exe

C:\Users\Admin\AppData\Local\Temp\2034F7E2DEE001E94FE81EA7F10456FD.exe
"C:\Users\Admin\AppData\Local\Temp\2034F7E2DEE001E94FE81EA7F10456FD.exe"
1⤵
PID:4224

C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -u -p 4224 -s 1760
2⤵
- Program crash
PID:1828

C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -pss -s 420 -p 4224 -ip 4224
1⤵
PID:376

Network

MITRE ATT&CK Matrix ATT&CK v6

Initial Access

Execution

Persistence

Privilege Escalation

Defense Evasion

Credential Access

Credentials in Files

T1081

Discovery

Lateral Movement

Collection

Data from Local System

T1005

Exfiltration

Command and Control

Impact

Replay Monitor

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Downloads

C:\ProgramData\msvcp140.dll
Filesize
708B

MD5
2382378378c002d88b9a507c712c3349

SHA1
2e894db3808b554abadc8b144338ad9e2ea937ba

SHA256
37a4e56c497e170de6e152bc479624eb8d7ccb35bad5a190f2fdb17ac699cffa

SHA512
2120f9ae9e5d63ee9aa5aa25e24081662059bdeb01afd8b21ddb8bdfff22832ea0c1dec51dbcbf714e1e82537d624f0ddf0b862ff218b9d2a38941fbe63c3258

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C:\Users\Admin\AppData\Local\Microsoft\Windows\INetCache\IE\RP56V4OA\2[1].htm
Filesize
707B

MD5
1304294c0823ca486542ba408ed761e3

SHA1
b2a70fb2d810ca13985882e6981f33998823e83e

SHA256
3bbe72f3baa8ec61de17a1d767fca58704769684b7abe9161d0c4eaf4c8f0982

SHA512
67430e967118d2b2d8a448c583bde082bf512da88eae75b0501ec5a6c2b0bf46936306317bd3ddd956c5c6e01fe0c7dbed43927588efba06c5f84d8a557f7b8b

Download Submit