oski | 83e8782266edec54f4c451f60e2095864c8a9d817e7296076e128c686a6bfea3

General

Target

1110d573c57860b4ba2719fb17f508b9.exe
Size

712KB
MD5

1110d573c57860b4ba2719fb17f508b9
SHA1

8212db43ee02260bc150364213c1534b648f1da8
SHA256

83e8782266edec54f4c451f60e2095864c8a9d817e7296076e128c686a6bfea3
SHA512

771ea1f7a769c8d9bc35fb6feab211b8dc0535dd4c5cd0cd335b1116fd4202bbc642727971028471687c91029c621f876c576db55d529093e482e4a10fb4cc36
SSDEEP

12288:en34ViF3zSxwWIQ8VHjuuRImRclE2hao+coM2algtZZES43Tf4Po1yfMa6hVehXm:Ot3zDkijpRubota2ZZqFI

Score

10^/10

oski infostealer spyware stealer

Malware Config

Extracted

Family

oski

C2

try.divendesign.in

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
T1552.001

Suspicious use of SetThreadContext 1 IoCs

description	pid	Process	procid_target
PID 872 set thread context of 4040	872	1110d573c57860b4ba2719fb17f508b9.exe	106

Program crash 1 IoCs

pid	pid_target	Process	procid_target
4428	4040	WerFault.exe	106

Suspicious behavior: EnumeratesProcesses 6 IoCs

pid	Process
872	1110d573c57860b4ba2719fb17f508b9.exe
872	1110d573c57860b4ba2719fb17f508b9.exe
872	1110d573c57860b4ba2719fb17f508b9.exe
872	1110d573c57860b4ba2719fb17f508b9.exe
872	1110d573c57860b4ba2719fb17f508b9.exe
872	1110d573c57860b4ba2719fb17f508b9.exe

Suspicious use of AdjustPrivilegeToken 1 IoCs

description	pid	Process
Token: SeDebugPrivilege	872	1110d573c57860b4ba2719fb17f508b9.exe

Suspicious use of WriteProcessMemory 18 IoCs

description	pid	Process	procid_target
PID 872 wrote to memory of 4812	872	1110d573c57860b4ba2719fb17f508b9.exe	103
PID 872 wrote to memory of 4812	872	1110d573c57860b4ba2719fb17f508b9.exe	103
PID 872 wrote to memory of 4812	872	1110d573c57860b4ba2719fb17f508b9.exe	103
PID 872 wrote to memory of 1212	872	1110d573c57860b4ba2719fb17f508b9.exe	104
PID 872 wrote to memory of 1212	872	1110d573c57860b4ba2719fb17f508b9.exe	104
PID 872 wrote to memory of 1212	872	1110d573c57860b4ba2719fb17f508b9.exe	104
PID 872 wrote to memory of 4996	872	1110d573c57860b4ba2719fb17f508b9.exe	105
PID 872 wrote to memory of 4996	872	1110d573c57860b4ba2719fb17f508b9.exe	105
PID 872 wrote to memory of 4996	872	1110d573c57860b4ba2719fb17f508b9.exe	105
PID 872 wrote to memory of 4040	872	1110d573c57860b4ba2719fb17f508b9.exe	106
PID 872 wrote to memory of 4040	872	1110d573c57860b4ba2719fb17f508b9.exe	106
PID 872 wrote to memory of 4040	872	1110d573c57860b4ba2719fb17f508b9.exe	106
PID 872 wrote to memory of 4040	872	1110d573c57860b4ba2719fb17f508b9.exe	106
PID 872 wrote to memory of 4040	872	1110d573c57860b4ba2719fb17f508b9.exe	106
PID 872 wrote to memory of 4040	872	1110d573c57860b4ba2719fb17f508b9.exe	106
PID 872 wrote to memory of 4040	872	1110d573c57860b4ba2719fb17f508b9.exe	106
PID 872 wrote to memory of 4040	872	1110d573c57860b4ba2719fb17f508b9.exe	106
PID 872 wrote to memory of 4040	872	1110d573c57860b4ba2719fb17f508b9.exe	106

C:\Users\Admin\AppData\Local\Temp\1110d573c57860b4ba2719fb17f508b9.exe
"C:\Users\Admin\AppData\Local\Temp\1110d573c57860b4ba2719fb17f508b9.exe"
1⤵
- Suspicious use of SetThreadContext
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
PID:872
- C:\Users\Admin\AppData\Local\Temp\1110d573c57860b4ba2719fb17f508b9.exe
  "C:\Users\Admin\AppData\Local\Temp\1110d573c57860b4ba2719fb17f508b9.exe"
  2⤵
  PID:4812
- C:\Users\Admin\AppData\Local\Temp\1110d573c57860b4ba2719fb17f508b9.exe
  "C:\Users\Admin\AppData\Local\Temp\1110d573c57860b4ba2719fb17f508b9.exe"
  2⤵
  PID:1212
- C:\Users\Admin\AppData\Local\Temp\1110d573c57860b4ba2719fb17f508b9.exe
  "C:\Users\Admin\AppData\Local\Temp\1110d573c57860b4ba2719fb17f508b9.exe"
  2⤵
  PID:4996
- C:\Users\Admin\AppData\Local\Temp\1110d573c57860b4ba2719fb17f508b9.exe
  "C:\Users\Admin\AppData\Local\Temp\1110d573c57860b4ba2719fb17f508b9.exe"
  2⤵
  PID:4040
- - C:\Windows\SysWOW64\WerFault.exe
    C:\Windows\SysWOW64\WerFault.exe -u -p 4040 -s 1200
    3⤵
    - Program crash
    PID:4428

C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -pss -s 468 -p 4040 -ip 4040
1⤵
PID:4392

Network

MITRE ATT&CK Enterprise v15

Reconnaissance

Resource Development

Initial Access

Execution

Persistence

Privilege Escalation

Defense Evasion

Credential Access

Unsecured Credentials

1

T1552

Credentials In Files

1

T1552.001

Discovery

Lateral Movement

Collection

Data from Local System

1

T1005

Command and Control

Exfiltration

Impact

Replay Monitor

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Downloads

memory/872-8-0x000000000A650000-0x000000000A668000-memory.dmp

Filesize
96KB

Download
memory/872-2-0x0000000007FB0000-0x0000000008554000-memory.dmp

Filesize
5.6MB

Download
memory/872-9-0x0000000007C20000-0x0000000007C30000-memory.dmp

Filesize
64KB

Download
memory/872-10-0x0000000008F60000-0x0000000009008000-memory.dmp

Filesize
672KB

Download
memory/872-4-0x0000000007C40000-0x0000000007CDC000-memory.dmp

Filesize
624KB

Download
memory/872-5-0x0000000007C20000-0x0000000007C30000-memory.dmp

Filesize
64KB

Download
memory/872-6-0x00000000748F0000-0x00000000750A0000-memory.dmp

Filesize
7.7MB

Download
memory/872-7-0x0000000007BB0000-0x0000000007BBA000-memory.dmp

Filesize
40KB

Download
memory/872-0-0x00000000748F0000-0x00000000750A0000-memory.dmp

Filesize
7.7MB

Download
memory/872-1-0x0000000000B90000-0x0000000000C48000-memory.dmp

Filesize
736KB

Download
memory/872-3-0x0000000007B00000-0x0000000007B92000-memory.dmp

Filesize
584KB

Download
memory/872-11-0x0000000001390000-0x00000000013D0000-memory.dmp

Filesize
256KB

Download
memory/872-17-0x00000000748F0000-0x00000000750A0000-memory.dmp

Filesize
7.7MB

Download
memory/4040-13-0x0000000000400000-0x0000000000438000-memory.dmp

Filesize
224KB

Download
memory/4040-14-0x0000000000400000-0x0000000000438000-memory.dmp

Filesize
224KB

Download
memory/4040-15-0x0000000000400000-0x0000000000438000-memory.dmp

Filesize
224KB

Download
memory/4040-12-0x0000000000400000-0x0000000000438000-memory.dmp

Filesize
224KB

Download
memory/4040-20-0x0000000000400000-0x0000000000438000-memory.dmp

Filesize
224KB

Download

Analysis

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