oski | c84f2ac6e626a212fa854025fccebdbf755ec135d0e02ab883713dcab716396e

Analysis

max time kernel
137s
max time network
150s
platform
windows7_x64
resource
win7-20240221-en
resource tags

arch:x64arch:x86image:win7-20240221-enlocale:en-usos:windows7-x64system
submitted
21-05-2024 23:13

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General

Target

6521a3753639b263d04fb559c67c7209_JaffaCakes118.exe
Size

432KB
MD5

6521a3753639b263d04fb559c67c7209
SHA1

4dcc4d52f8dba1a5bdb8e1132dc03fca8552c5bf
SHA256

c84f2ac6e626a212fa854025fccebdbf755ec135d0e02ab883713dcab716396e
SHA512

0c90533335389a2e88876e9a3fac576b5c4e0a1a590e401afc753b2136155cb36a077a9459e6cac9ad292f157cd8f2ddbde64934c13523926617d2d7775eb257
SSDEEP

6144:GU/I8xDWenaDOmjd91wir8zBowmGuT3xiTGN7EEpLdJF+UYELYGcJg65H0d9JqHJ:GU/IGWJN/1ws8txuT3xiSNbrMUF8GxfU

Score

10^/10

oski infostealer

Malware Config

Extracted

Family

oski

195.133.147.113

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 2872 set thread context of 2384	2872	6521a3753639b263d04fb559c67c7209_JaffaCakes118.exe	30

Suspicious use of WriteProcessMemory 10 IoCs

description	pid	Process	procid_target
PID 2872 wrote to memory of 2384	2872	6521a3753639b263d04fb559c67c7209_JaffaCakes118.exe	30
PID 2872 wrote to memory of 2384	2872	6521a3753639b263d04fb559c67c7209_JaffaCakes118.exe	30
PID 2872 wrote to memory of 2384	2872	6521a3753639b263d04fb559c67c7209_JaffaCakes118.exe	30
PID 2872 wrote to memory of 2384	2872	6521a3753639b263d04fb559c67c7209_JaffaCakes118.exe	30
PID 2872 wrote to memory of 2384	2872	6521a3753639b263d04fb559c67c7209_JaffaCakes118.exe	30
PID 2872 wrote to memory of 2384	2872	6521a3753639b263d04fb559c67c7209_JaffaCakes118.exe	30
PID 2872 wrote to memory of 2384	2872	6521a3753639b263d04fb559c67c7209_JaffaCakes118.exe	30
PID 2872 wrote to memory of 2384	2872	6521a3753639b263d04fb559c67c7209_JaffaCakes118.exe	30
PID 2872 wrote to memory of 2384	2872	6521a3753639b263d04fb559c67c7209_JaffaCakes118.exe	30
PID 2872 wrote to memory of 2384	2872	6521a3753639b263d04fb559c67c7209_JaffaCakes118.exe	30

C:\Users\Admin\AppData\Local\Temp\6521a3753639b263d04fb559c67c7209_JaffaCakes118.exe
"C:\Users\Admin\AppData\Local\Temp\6521a3753639b263d04fb559c67c7209_JaffaCakes118.exe"
1⤵
- Suspicious use of SetThreadContext
- Suspicious use of WriteProcessMemory
PID:2872
- C:\Windows\Microsoft.NET\Framework\v4.0.30319\aspnet_regbrowsers.exe
  "C:\Windows\Microsoft.NET\Framework\v4.0.30319\aspnet_regbrowsers.exe"
  2⤵
  PID:2384

Network

MITRE ATT&CK Matrix

Replay Monitor

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Downloads

memory/2384-10-0x0000000000400000-0x0000000000434000-memory.dmp

Filesize
208KB

Download
memory/2384-11-0x0000000000400000-0x0000000000434000-memory.dmp

Filesize
208KB

Download
memory/2384-13-0x000000007EFDE000-0x000000007EFDF000-memory.dmp

Filesize
4KB

Download
memory/2384-12-0x0000000000400000-0x0000000000434000-memory.dmp

Filesize
208KB

Download
memory/2384-15-0x0000000000400000-0x0000000000434000-memory.dmp

Filesize
208KB

Download
memory/2384-18-0x0000000000400000-0x0000000000434000-memory.dmp

Filesize
208KB

Download
memory/2384-17-0x0000000000400000-0x0000000000434000-memory.dmp

Filesize
208KB

Download
memory/2384-8-0x0000000000400000-0x0000000000434000-memory.dmp

Filesize
208KB

Download
memory/2384-9-0x0000000000400000-0x0000000000434000-memory.dmp

Filesize
208KB

Download
memory/2872-5-0x0000000074330000-0x0000000074A1E000-memory.dmp

Filesize
6.9MB

Download
memory/2872-3-0x0000000074330000-0x0000000074A1E000-memory.dmp

Filesize
6.9MB

Download
memory/2872-2-0x0000000000270000-0x0000000000276000-memory.dmp

Filesize
24KB

Download
memory/2872-0-0x000000007433E000-0x000000007433F000-memory.dmp

Filesize
4KB

Download
memory/2872-19-0x0000000074330000-0x0000000074A1E000-memory.dmp

Filesize
6.9MB

Download
memory/2872-7-0x00000000005D0000-0x00000000005E4000-memory.dmp

Filesize
80KB

Download
memory/2872-6-0x0000000000330000-0x0000000000362000-memory.dmp

Filesize
200KB

Download
memory/2872-1-0x0000000000290000-0x0000000000300000-memory.dmp

Filesize
448KB

Download
memory/2872-4-0x000000007433E000-0x000000007433F000-memory.dmp

Filesize
4KB

Download

Analysis

Sharing

General

Malware Config

Extracted

Signatures

Processes

Network

MITRE ATT&CK Matrix

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Downloads