oski | fd16c60e634e807f6bbb7c3e6e12a4231b7b34851eb98d6da2f178b6125c536f

General

Target

3c0aae14c733b8f3b5f15d3f066e343d.exe
Size

1.1MB
MD5

3c0aae14c733b8f3b5f15d3f066e343d
SHA1

a75840830a4a95f779809f4d52ad7328de9e4c6f
SHA256

fd16c60e634e807f6bbb7c3e6e12a4231b7b34851eb98d6da2f178b6125c536f
SHA512

d97683d0a10a9e4131e0212e0d030bac4237402704da24b20997ae48abbf71d04a3d703d1b2b8c79875d15f0c16ba8868888a08b26eaaac96454175a99fa3700
SSDEEP

12288:O/8XZuGwgtGb74uChgDCe83dHY3XJEkKBiy8CalBmNWab9UXvBJZQ63GvIZDgQ:O/g5g74nGDCJxWXSfBihmECSfBJ

Score

10^/10

oski infostealer

Malware Config

Extracted

Family

oski

C2

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 1752 set thread context of 1172	1752	3c0aae14c733b8f3b5f15d3f066e343d.exe	32

Program crash 1 IoCs

pid	pid_target	Process	procid_target
2968	1172	WerFault.exe	32

Suspicious behavior: EnumeratesProcesses 3 IoCs

pid	Process
1752	3c0aae14c733b8f3b5f15d3f066e343d.exe
1752	3c0aae14c733b8f3b5f15d3f066e343d.exe
1752	3c0aae14c733b8f3b5f15d3f066e343d.exe

Suspicious use of AdjustPrivilegeToken 1 IoCs

description	pid	Process
Token: SeDebugPrivilege	1752	3c0aae14c733b8f3b5f15d3f066e343d.exe

Suspicious use of WriteProcessMemory 22 IoCs

description	pid	Process	procid_target
PID 1752 wrote to memory of 1524	1752	3c0aae14c733b8f3b5f15d3f066e343d.exe	30
PID 1752 wrote to memory of 1524	1752	3c0aae14c733b8f3b5f15d3f066e343d.exe	30
PID 1752 wrote to memory of 1524	1752	3c0aae14c733b8f3b5f15d3f066e343d.exe	30
PID 1752 wrote to memory of 1524	1752	3c0aae14c733b8f3b5f15d3f066e343d.exe	30
PID 1752 wrote to memory of 2168	1752	3c0aae14c733b8f3b5f15d3f066e343d.exe	34
PID 1752 wrote to memory of 2168	1752	3c0aae14c733b8f3b5f15d3f066e343d.exe	34
PID 1752 wrote to memory of 2168	1752	3c0aae14c733b8f3b5f15d3f066e343d.exe	34
PID 1752 wrote to memory of 2168	1752	3c0aae14c733b8f3b5f15d3f066e343d.exe	34
PID 1752 wrote to memory of 2684	1752	3c0aae14c733b8f3b5f15d3f066e343d.exe	33
PID 1752 wrote to memory of 2684	1752	3c0aae14c733b8f3b5f15d3f066e343d.exe	33
PID 1752 wrote to memory of 2684	1752	3c0aae14c733b8f3b5f15d3f066e343d.exe	33
PID 1752 wrote to memory of 2684	1752	3c0aae14c733b8f3b5f15d3f066e343d.exe	33
PID 1752 wrote to memory of 1172	1752	3c0aae14c733b8f3b5f15d3f066e343d.exe	32
PID 1752 wrote to memory of 1172	1752	3c0aae14c733b8f3b5f15d3f066e343d.exe	32
PID 1752 wrote to memory of 1172	1752	3c0aae14c733b8f3b5f15d3f066e343d.exe	32
PID 1752 wrote to memory of 1172	1752	3c0aae14c733b8f3b5f15d3f066e343d.exe	32
PID 1752 wrote to memory of 1172	1752	3c0aae14c733b8f3b5f15d3f066e343d.exe	32
PID 1752 wrote to memory of 1172	1752	3c0aae14c733b8f3b5f15d3f066e343d.exe	32
PID 1752 wrote to memory of 1172	1752	3c0aae14c733b8f3b5f15d3f066e343d.exe	32
PID 1752 wrote to memory of 1172	1752	3c0aae14c733b8f3b5f15d3f066e343d.exe	32
PID 1752 wrote to memory of 1172	1752	3c0aae14c733b8f3b5f15d3f066e343d.exe	32
PID 1752 wrote to memory of 1172	1752	3c0aae14c733b8f3b5f15d3f066e343d.exe	32

C:\Users\Admin\AppData\Local\Temp\3c0aae14c733b8f3b5f15d3f066e343d.exe
"C:\Users\Admin\AppData\Local\Temp\3c0aae14c733b8f3b5f15d3f066e343d.exe"
1⤵
- Suspicious use of SetThreadContext
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
PID:1752
- C:\Users\Admin\AppData\Local\Temp\3c0aae14c733b8f3b5f15d3f066e343d.exe
  "C:\Users\Admin\AppData\Local\Temp\3c0aae14c733b8f3b5f15d3f066e343d.exe"
  2⤵
  PID:1524
- C:\Users\Admin\AppData\Local\Temp\3c0aae14c733b8f3b5f15d3f066e343d.exe
  "C:\Users\Admin\AppData\Local\Temp\3c0aae14c733b8f3b5f15d3f066e343d.exe"
  2⤵
  PID:1172
- - C:\Windows\SysWOW64\WerFault.exe
    C:\Windows\SysWOW64\WerFault.exe -u -p 1172 -s 772
    3⤵
    - Program crash
    PID:2968
- C:\Users\Admin\AppData\Local\Temp\3c0aae14c733b8f3b5f15d3f066e343d.exe
  "C:\Users\Admin\AppData\Local\Temp\3c0aae14c733b8f3b5f15d3f066e343d.exe"
  2⤵
  PID:2684
- C:\Users\Admin\AppData\Local\Temp\3c0aae14c733b8f3b5f15d3f066e343d.exe
  "C:\Users\Admin\AppData\Local\Temp\3c0aae14c733b8f3b5f15d3f066e343d.exe"
  2⤵
  PID:2168

Network

MITRE ATT&CK Matrix

Replay Monitor

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Downloads

memory/1172-20-0x0000000000400000-0x0000000000438000-memory.dmp

Filesize
224KB

Download
memory/1172-18-0x000000007EFDE000-0x000000007EFDF000-memory.dmp

Filesize
4KB

Download
memory/1172-12-0x0000000000400000-0x0000000000438000-memory.dmp

Filesize
224KB

Download
memory/1172-24-0x0000000000400000-0x0000000000438000-memory.dmp

Filesize
224KB

Download
memory/1172-8-0x0000000000400000-0x0000000000438000-memory.dmp

Filesize
224KB

Download
memory/1172-10-0x0000000000400000-0x0000000000438000-memory.dmp

Filesize
224KB

Download
memory/1172-14-0x0000000000400000-0x0000000000438000-memory.dmp

Filesize
224KB

Download
memory/1172-16-0x0000000000400000-0x0000000000438000-memory.dmp

Filesize
224KB

Download
memory/1172-22-0x0000000000400000-0x0000000000438000-memory.dmp

Filesize
224KB

Download
memory/1172-26-0x0000000000400000-0x0000000000438000-memory.dmp

Filesize
224KB

Download
memory/1752-2-0x0000000004870000-0x00000000048B0000-memory.dmp

Filesize
256KB

Download
memory/1752-23-0x00000000741E0000-0x00000000748CE000-memory.dmp

Filesize
6.9MB

Download
memory/1752-1-0x00000000741E0000-0x00000000748CE000-memory.dmp

Filesize
6.9MB

Download
memory/1752-0-0x0000000000970000-0x0000000000A88000-memory.dmp

Filesize
1.1MB

Download
memory/1752-7-0x00000000050A0000-0x00000000050D8000-memory.dmp

Filesize
224KB

Download
memory/1752-6-0x00000000008C0000-0x0000000000960000-memory.dmp

Filesize
640KB

Download
memory/1752-5-0x0000000004870000-0x00000000048B0000-memory.dmp

Filesize
256KB

Download
memory/1752-4-0x00000000741E0000-0x00000000748CE000-memory.dmp

Filesize
6.9MB

Download
memory/1752-3-0x0000000000500000-0x000000000051E000-memory.dmp

Filesize
120KB

Download

Analysis

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