oski | 2672e663c20a2695b2b4dadb2162bb7fe8c037d34eaa9660181dd529fa0c04d0

Analysis

max time kernel
148s
max time network
150s
platform
windows7_x64
resource
win7-20240729-en
resource tags

arch:x64arch:x86image:win7-20240729-enlocale:en-usos:windows7-x64system
submitted
27/08/2024, 23:03 UTC

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General

Target

c5e62282e79fc994c3eea5ab5669a671_JaffaCakes118.exe
Size

458KB
MD5

c5e62282e79fc994c3eea5ab5669a671
SHA1

b3324b6272dc54ac34989d7af595064286c6870f
SHA256

2672e663c20a2695b2b4dadb2162bb7fe8c037d34eaa9660181dd529fa0c04d0
SHA512

32ef996dc8223ca0fd25c14fb6a6298295ee5ea9d56483e201c1d86497c76ed6fefe3154607847e0ffa0fed3306c9d5b0ffa9caabc3e243438639eb311e0974d
SSDEEP

12288:XQblpwnI74DSDRBvGHyNpFk11f/xTsCoE1Z8XrvFFF4lYu3:XUpizDXykYu

Score

10^/10

oski discovery infostealer

Malware Config

Extracted

Family

oski

45.8.228.100

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 2420	1752	c5e62282e79fc994c3eea5ab5669a671_JaffaCakes118.exe	30

System Location Discovery: System Language Discovery 1 TTPs 2 IoCs

Attempt gather information about the system language of a victim in order to infer the geographical location of that host.

discovery

System Language Discovery

T1614.001

description	ioc	Process
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	c5e62282e79fc994c3eea5ab5669a671_JaffaCakes118.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	RegSvcs.exe

Suspicious use of WriteProcessMemory 13 IoCs

description	pid	Process	procid_target
PID 1752 wrote to memory of 2420	1752	c5e62282e79fc994c3eea5ab5669a671_JaffaCakes118.exe	30
PID 1752 wrote to memory of 2420	1752	c5e62282e79fc994c3eea5ab5669a671_JaffaCakes118.exe	30
PID 1752 wrote to memory of 2420	1752	c5e62282e79fc994c3eea5ab5669a671_JaffaCakes118.exe	30
PID 1752 wrote to memory of 2420	1752	c5e62282e79fc994c3eea5ab5669a671_JaffaCakes118.exe	30
PID 1752 wrote to memory of 2420	1752	c5e62282e79fc994c3eea5ab5669a671_JaffaCakes118.exe	30
PID 1752 wrote to memory of 2420	1752	c5e62282e79fc994c3eea5ab5669a671_JaffaCakes118.exe	30
PID 1752 wrote to memory of 2420	1752	c5e62282e79fc994c3eea5ab5669a671_JaffaCakes118.exe	30
PID 1752 wrote to memory of 2420	1752	c5e62282e79fc994c3eea5ab5669a671_JaffaCakes118.exe	30
PID 1752 wrote to memory of 2420	1752	c5e62282e79fc994c3eea5ab5669a671_JaffaCakes118.exe	30
PID 1752 wrote to memory of 2420	1752	c5e62282e79fc994c3eea5ab5669a671_JaffaCakes118.exe	30
PID 1752 wrote to memory of 2420	1752	c5e62282e79fc994c3eea5ab5669a671_JaffaCakes118.exe	30
PID 1752 wrote to memory of 2420	1752	c5e62282e79fc994c3eea5ab5669a671_JaffaCakes118.exe	30
PID 1752 wrote to memory of 2420	1752	c5e62282e79fc994c3eea5ab5669a671_JaffaCakes118.exe	30

C:\Users\Admin\AppData\Local\Temp\c5e62282e79fc994c3eea5ab5669a671_JaffaCakes118.exe
"C:\Users\Admin\AppData\Local\Temp\c5e62282e79fc994c3eea5ab5669a671_JaffaCakes118.exe"
1⤵
- Suspicious use of SetThreadContext
- System Location Discovery: System Language Discovery
- Suspicious use of WriteProcessMemory
PID:1752
- C:\Windows\Microsoft.NET\Framework\v4.0.30319\RegSvcs.exe
  "C:\Windows\Microsoft.NET\Framework\v4.0.30319\RegSvcs.exe"
  2⤵
  - System Location Discovery: System Language Discovery
  PID:2420

Network

No results found

45.8.228.100:80

RegSvcs.exe

152 B
80 B
3
2
45.8.228.100:80

RegSvcs.exe

152 B
80 B
3
2
45.8.228.100:80

RegSvcs.exe

152 B
120 B
3
3
45.8.228.100:80

RegSvcs.exe

152 B
80 B
3
2
45.8.228.100:80

RegSvcs.exe

152 B
120 B
3
3
45.8.228.100:80

RegSvcs.exe

152 B
120 B
3
3
45.8.228.100:80

RegSvcs.exe

152 B
120 B
3
3
45.8.228.100:80

RegSvcs.exe

152 B
120 B
3
3
45.8.228.100:80

RegSvcs.exe

152 B
120 B
3
3
45.8.228.100:80

RegSvcs.exe

104 B
40 B
2
1

No results found

MITRE ATT&CK Enterprise v15

Reconnaissance

Resource Development

Initial Access

Execution

Persistence

Privilege Escalation

Defense Evasion

Credential Access

Discovery

System Location Discovery

T1614

System Language Discovery

T1614.001

Lateral Movement

Collection

Command and Control

Exfiltration

Impact

Replay Monitor

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Downloads

memory/1752-24-0x00000000743E0000-0x0000000074ACE000-memory.dmp

Filesize
6.9MB

Download
memory/1752-1-0x0000000000B20000-0x0000000000B98000-memory.dmp

Filesize
480KB

Download
memory/1752-2-0x0000000000230000-0x0000000000236000-memory.dmp

Filesize
24KB

Download
memory/1752-3-0x00000000743E0000-0x0000000074ACE000-memory.dmp

Filesize
6.9MB

Download
memory/1752-4-0x00000000743EE000-0x00000000743EF000-memory.dmp

Filesize
4KB

Download
memory/1752-5-0x00000000743E0000-0x0000000074ACE000-memory.dmp

Filesize
6.9MB

Download
memory/1752-6-0x0000000000410000-0x0000000000444000-memory.dmp

Filesize
208KB

Download
memory/1752-7-0x0000000000450000-0x0000000000464000-memory.dmp

Filesize
80KB

Download
memory/1752-0-0x00000000743EE000-0x00000000743EF000-memory.dmp

Filesize
4KB

Download
memory/2420-8-0x0000000000400000-0x0000000000438000-memory.dmp

Filesize
224KB

Download
memory/2420-20-0x0000000000400000-0x0000000000438000-memory.dmp

Filesize
224KB

Download
memory/2420-23-0x0000000000400000-0x0000000000438000-memory.dmp

Filesize
224KB

Download
memory/2420-18-0x000000007EFDE000-0x000000007EFDF000-memory.dmp

Filesize
4KB

Download
memory/2420-16-0x0000000000400000-0x0000000000438000-memory.dmp

Filesize
224KB

Download
memory/2420-14-0x0000000000400000-0x0000000000438000-memory.dmp

Filesize
224KB

Download
memory/2420-12-0x0000000000400000-0x0000000000438000-memory.dmp

Filesize
224KB

Download
memory/2420-10-0x0000000000400000-0x0000000000438000-memory.dmp

Filesize
224KB

Download
memory/2420-22-0x0000000000400000-0x0000000000438000-memory.dmp

Filesize
224KB

Download