stormkitty | 5656064ae4d3c302be4f376131bce57fa83ba30e94c329f33adb91836d7f4bf8

Analysis

max time kernel
118s
max time network
123s
platform
windows7_x64
resource
win7-20240729-en
resource tags

arch:x64arch:x86image:win7-20240729-enlocale:en-usos:windows7-x64system
submitted
22/03/2025, 06:09

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General

Target

34f76de8267d9a91d17434be5e65ffd3cc33a92188faa235c895b63e154356a9.exe
Size

211KB
MD5

dfc95dfdc917270aedadb22238d7cae8
SHA1

91c80164d7411805c86fa014536fb7d74cab616d
SHA256

34f76de8267d9a91d17434be5e65ffd3cc33a92188faa235c895b63e154356a9
SHA512

fd97d703d4d57f5bfb38426fec2d343234258c5c8c5559662d6917a8770a7001b8011cfae812cc7aa9ccc5947d4b37db610f459ec58d7602ef55884334e79745
SSDEEP

3072:Zp8Lc70UkL/JHt6RpkBzEhE0faKQAc7lGZPHb/5FVuBJ+U53TXbYwEKXFR:ILTr5t6Rpk8E0CZSb1gpEKX

Score

10^/10

stormkitty discovery stealer

Malware Config

Signatures

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

StormKitty payload 1 IoCs

resource	yara_rule
behavioral25/memory/3052-1-0x0000000001140000-0x000000000117C000-memory.dmp	family_stormkitty

Stormkitty family
stormkitty

Looks up external IP address via web service 2 IoCs

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

flow	ioc
4	ipinfo.io
5	ipinfo.io

Program crash 1 IoCs

pid	pid_target	Process	procid_target
2732	3052	WerFault.exe	29

System Location Discovery: System Language Discovery 1 TTPs 1 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	34f76de8267d9a91d17434be5e65ffd3cc33a92188faa235c895b63e154356a9.exe

Suspicious use of AdjustPrivilegeToken 1 IoCs

description	pid	Process
Token: SeDebugPrivilege	3052	34f76de8267d9a91d17434be5e65ffd3cc33a92188faa235c895b63e154356a9.exe

Suspicious use of WriteProcessMemory 4 IoCs

description	pid	Process	procid_target
PID 3052 wrote to memory of 2732	3052	34f76de8267d9a91d17434be5e65ffd3cc33a92188faa235c895b63e154356a9.exe	30
PID 3052 wrote to memory of 2732	3052	34f76de8267d9a91d17434be5e65ffd3cc33a92188faa235c895b63e154356a9.exe	30
PID 3052 wrote to memory of 2732	3052	34f76de8267d9a91d17434be5e65ffd3cc33a92188faa235c895b63e154356a9.exe	30
PID 3052 wrote to memory of 2732	3052	34f76de8267d9a91d17434be5e65ffd3cc33a92188faa235c895b63e154356a9.exe	30

C:\Users\Admin\AppData\Local\Temp\34f76de8267d9a91d17434be5e65ffd3cc33a92188faa235c895b63e154356a9.exe
"C:\Users\Admin\AppData\Local\Temp\34f76de8267d9a91d17434be5e65ffd3cc33a92188faa235c895b63e154356a9.exe"
1⤵
- System Location Discovery: System Language Discovery
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
PID:3052
- C:\Windows\SysWOW64\WerFault.exe
  C:\Windows\SysWOW64\WerFault.exe -u -p 3052 -s 1084
  2⤵
  - Program crash
  PID:2732

Network

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/3052-0-0x0000000073F5E000-0x0000000073F5F000-memory.dmp

Filesize
4KB

Download
memory/3052-1-0x0000000001140000-0x000000000117C000-memory.dmp

Filesize
240KB

Download
memory/3052-2-0x0000000073F50000-0x000000007463E000-memory.dmp

Filesize
6.9MB

Download
memory/3052-3-0x0000000073F50000-0x000000007463E000-memory.dmp

Filesize
6.9MB

Download