oski | f5abfba489bfcef9819f0ca20cd54efc779d6091f6462b6083c363636739f41b

Analysis

max time kernel
117s
max time network
118s
platform
windows7_x64
resource
win7-20231129-en
resource tags

arch:x64arch:x86image:win7-20231129-enlocale:en-usos:windows7-x64system
submitted
03-02-2024 13:50

Sharing

Copy URL

Twitter E-mail

Report Analysis Logs

General

Target

8c7c82469de5aacc1025699b79718847.exe
Size

1001KB
MD5

8c7c82469de5aacc1025699b79718847
SHA1

46d38208bc64db83dc306d05870675f3b4208389
SHA256

f5abfba489bfcef9819f0ca20cd54efc779d6091f6462b6083c363636739f41b
SHA512

f92280edc4c212c08e93e9a47a0da5036550d899e4f8db75ef4de5bfb39ac9a9e87a8e166fb53af5ca1b3ef4755c83526912735fd07e5c74011e5a8d721c46f2
SSDEEP

12288:3d5HEJbjJEKY+WddGJHbhfqO+sGxVgtdsTe6czZuGmSsPJcEljysDc9F3nC0Py3x:9Nm9rZP6MQ/Rq

Score

10^/10

oski infostealer

Malware Config

Extracted

Family

oski

kckark.xyz

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 1044 set thread context of 2476	1044	8c7c82469de5aacc1025699b79718847.exe	30

Program crash 1 IoCs

pid	pid_target	Process	procid_target
2200	2476	WerFault.exe	30

Suspicious use of WriteProcessMemory 14 IoCs

description	pid	Process	procid_target
PID 1044 wrote to memory of 2476	1044	8c7c82469de5aacc1025699b79718847.exe	30
PID 1044 wrote to memory of 2476	1044	8c7c82469de5aacc1025699b79718847.exe	30
PID 1044 wrote to memory of 2476	1044	8c7c82469de5aacc1025699b79718847.exe	30
PID 1044 wrote to memory of 2476	1044	8c7c82469de5aacc1025699b79718847.exe	30
PID 1044 wrote to memory of 2476	1044	8c7c82469de5aacc1025699b79718847.exe	30
PID 1044 wrote to memory of 2476	1044	8c7c82469de5aacc1025699b79718847.exe	30
PID 1044 wrote to memory of 2476	1044	8c7c82469de5aacc1025699b79718847.exe	30
PID 1044 wrote to memory of 2476	1044	8c7c82469de5aacc1025699b79718847.exe	30
PID 1044 wrote to memory of 2476	1044	8c7c82469de5aacc1025699b79718847.exe	30
PID 1044 wrote to memory of 2476	1044	8c7c82469de5aacc1025699b79718847.exe	30
PID 2476 wrote to memory of 2200	2476	8c7c82469de5aacc1025699b79718847.exe	31
PID 2476 wrote to memory of 2200	2476	8c7c82469de5aacc1025699b79718847.exe	31
PID 2476 wrote to memory of 2200	2476	8c7c82469de5aacc1025699b79718847.exe	31
PID 2476 wrote to memory of 2200	2476	8c7c82469de5aacc1025699b79718847.exe	31

C:\Users\Admin\AppData\Local\Temp\8c7c82469de5aacc1025699b79718847.exe
"C:\Users\Admin\AppData\Local\Temp\8c7c82469de5aacc1025699b79718847.exe"
1⤵
- Suspicious use of SetThreadContext
- Suspicious use of WriteProcessMemory
PID:1044
- C:\Users\Admin\AppData\Local\Temp\8c7c82469de5aacc1025699b79718847.exe
  "C:\Users\Admin\AppData\Local\Temp\8c7c82469de5aacc1025699b79718847.exe"
  2⤵
  - Suspicious use of WriteProcessMemory
  PID:2476
- - C:\Windows\SysWOW64\WerFault.exe
    C:\Windows\SysWOW64\WerFault.exe -u -p 2476 -s 112
    3⤵
    - Program crash
    PID:2200

Network

MITRE ATT&CK Matrix

Replay Monitor

Loading Replay Monitor...

Downloads

memory/1044-20-0x0000000074990000-0x000000007507E000-memory.dmp

Filesize
6.9MB

Download
memory/1044-1-0x0000000074990000-0x000000007507E000-memory.dmp

Filesize
6.9MB

Download
memory/1044-2-0x0000000000AB0000-0x0000000000AF0000-memory.dmp

Filesize
256KB

Download
memory/1044-3-0x0000000000440000-0x0000000000458000-memory.dmp

Filesize
96KB

Download
memory/1044-4-0x0000000074990000-0x000000007507E000-memory.dmp

Filesize
6.9MB

Download
memory/1044-5-0x0000000000AB0000-0x0000000000AF0000-memory.dmp

Filesize
256KB

Download
memory/1044-6-0x0000000005790000-0x0000000005830000-memory.dmp

Filesize
640KB

Download
memory/1044-7-0x0000000000A60000-0x0000000000A98000-memory.dmp

Filesize
224KB

Download
memory/1044-0-0x0000000001380000-0x0000000001480000-memory.dmp

Filesize
1024KB

Download
memory/2476-8-0x0000000000400000-0x0000000000438000-memory.dmp

Filesize
224KB

Download
memory/2476-10-0x0000000000400000-0x0000000000438000-memory.dmp

Filesize
224KB

Download
memory/2476-12-0x0000000000400000-0x0000000000438000-memory.dmp

Filesize
224KB

Download
memory/2476-14-0x0000000000400000-0x0000000000438000-memory.dmp

Filesize
224KB

Download
memory/2476-15-0x000000007EFDE000-0x000000007EFDF000-memory.dmp

Filesize
4KB

Download
memory/2476-17-0x0000000000400000-0x0000000000438000-memory.dmp

Filesize
224KB

Download
memory/2476-19-0x0000000000400000-0x0000000000438000-memory.dmp

Filesize
224KB

Download
memory/2476-9-0x0000000000400000-0x0000000000438000-memory.dmp

Filesize
224KB

Download

Analysis

Sharing

General

Malware Config

Extracted

Signatures

Processes

Network

MITRE ATT&CK Matrix

Replay Monitor

Loading Replay Monitor...

Downloads