stormkitty | a85e8c61034ea02087bc33b5f41b37ec25486612b3b5ddf8413f3abe6579d6f5

Analysis

max time kernel
64s
max time network
54s
platform
windows10-2004_x64
resource
win10v2004-20240419-en
resource tags

arch:x64arch:x86image:win10v2004-20240419-enlocale:en-usos:windows10-2004-x64system
submitted
30-04-2024 11:15

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General

Target

BlitzedGrabberV12/Resources/ww.exe
Size

59KB
MD5

21d2cd5e50a4fea2868725cbf2bd43dd
SHA1

2eede1b89427f9cf5b9c144f9ab2cac79439e029
SHA256

809236959232884def77d8da2aa283a8ad4c77824932cd06a4188a21a6581bc3
SHA512

1eacde6ef8c47fe8f6b1d6b8479453fbddd4531fb4dc3bec83eaaa261b5ae3ed963c6d862b4e92862aefa4bc069c5a190390df6edfdfded69e0778651c1bfca8
SSDEEP

768:bv8q4lFep7sfOCROyzDxEQK76Yt5Qb7jTIajt9K0fZOv11yL6N9gE5WHpGV:Dt4lffROyzECZ41yLg9gEgJS

Score

10^/10

stormkitty spyware stealer

Malware Config

Signatures

StormKitty
StormKitty is an open source info stealer written in C#.
stealer stormkitty

StormKitty payload 1 IoCs

resource	yara_rule
behavioral12/memory/4920-0-0x0000000000B50000-0x0000000000B66000-memory.dmp	family_stormkitty

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

Looks up external IP address via web service 1 IoCs

Uses a legitimate IP lookup service to find the infected system's external IP.

flow	ioc
4	checkip.dyndns.org

Suspicious use of AdjustPrivilegeToken 1 IoCs

description	pid	Process
Token: SeDebugPrivilege	4920	ww.exe

Suspicious use of WriteProcessMemory 16 IoCs

description	pid	Process	procid_target
PID 4920 wrote to memory of 1088	4920	ww.exe	86
PID 4920 wrote to memory of 1088	4920	ww.exe	86
PID 1088 wrote to memory of 372	1088	cmd.exe	88
PID 1088 wrote to memory of 372	1088	cmd.exe	88
PID 1088 wrote to memory of 1932	1088	cmd.exe	89
PID 1088 wrote to memory of 1932	1088	cmd.exe	89
PID 1088 wrote to memory of 4208	1088	cmd.exe	90
PID 1088 wrote to memory of 4208	1088	cmd.exe	90
PID 4920 wrote to memory of 980	4920	ww.exe	91
PID 4920 wrote to memory of 980	4920	ww.exe	91
PID 980 wrote to memory of 4788	980	cmd.exe	93
PID 980 wrote to memory of 4788	980	cmd.exe	93
PID 980 wrote to memory of 1636	980	cmd.exe	94
PID 980 wrote to memory of 1636	980	cmd.exe	94
PID 980 wrote to memory of 1488	980	cmd.exe	95
PID 980 wrote to memory of 1488	980	cmd.exe	95

C:\Users\Admin\AppData\Local\Temp\BlitzedGrabberV12\Resources\ww.exe
"C:\Users\Admin\AppData\Local\Temp\BlitzedGrabberV12\Resources\ww.exe"
1⤵
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
PID:4920
- C:\Windows\SYSTEM32\cmd.exe
  "cmd.exe" /C chcp 65001 && netsh wlan show profile | findstr All
  2⤵
  - Suspicious use of WriteProcessMemory
  PID:1088
- - C:\Windows\system32\chcp.com
    chcp 65001
    3⤵
    PID:372
- - C:\Windows\system32\netsh.exe
    netsh wlan show profile
    3⤵
    PID:1932
- - C:\Windows\system32\findstr.exe
    findstr All
    3⤵
    PID:4208
- C:\Windows\SYSTEM32\cmd.exe
  "cmd.exe" /C chcp 65001 && netsh wlan show profile name=65001 key=clear | findstr Key
  2⤵
  - Suspicious use of WriteProcessMemory
  PID:980
- - C:\Windows\system32\chcp.com
    chcp 65001
    3⤵
    PID:4788
- - C:\Windows\system32\netsh.exe
    netsh wlan show profile name=65001 key=clear
    3⤵
    PID:1636
- - C:\Windows\system32\findstr.exe
    findstr Key
    3⤵
    PID:1488

Network

MITRE ATT&CK Enterprise v15

Reconnaissance

Resource Development

Initial Access

Execution

Persistence

Privilege Escalation

Defense Evasion

Credential Access

Unsecured Credentials

T1552

Credentials In Files

T1552.001

Discovery

Lateral Movement

Collection

Data from Local System

T1005

Command and Control

Exfiltration

Impact

Replay Monitor

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Downloads

C:\Users\Admin\AppData\Local\Temp\passwords.txt

Filesize
1B

MD5
68b329da9893e34099c7d8ad5cb9c940

SHA1
adc83b19e793491b1c6ea0fd8b46cd9f32e592fc

SHA256
01ba4719c80b6fe911b091a7c05124b64eeece964e09c058ef8f9805daca546b

SHA512
be688838ca8686e5c90689bf2ab585cef1137c999b48c70b92f67a5c34dc15697b5d11c982ed6d71be1e1e7f7b4e0733884aa97c3f7a339a8ed03577cf74be09

Download Submit
memory/4920-0-0x0000000000B50000-0x0000000000B66000-memory.dmp

Filesize
88KB

Download
memory/4920-1-0x0000000001350000-0x000000000135A000-memory.dmp

Filesize
40KB

Download
memory/4920-2-0x000000001B7F0000-0x000000001B80A000-memory.dmp

Filesize
104KB

Download
memory/4920-3-0x00007FFFFB750000-0x00007FFFFC211000-memory.dmp

Filesize
10.8MB

Download
memory/4920-4-0x000000001B820000-0x000000001B830000-memory.dmp

Filesize
64KB

Download
memory/4920-6-0x00007FFFFB750000-0x00007FFFFC211000-memory.dmp

Filesize
10.8MB

Download
memory/4920-7-0x000000001B820000-0x000000001B830000-memory.dmp

Filesize
64KB

Download
memory/4920-28-0x000000001D2E0000-0x000000001D2F2000-memory.dmp

Filesize
72KB

Download
memory/4920-29-0x000000001D340000-0x000000001D37C000-memory.dmp

Filesize
240KB

Download
memory/4920-31-0x00007FFFFB750000-0x00007FFFFC211000-memory.dmp

Filesize
10.8MB

Download