stormkitty | 1052190feea6f77f7d3bd556aceaffa1ffc1a60c5f4fb047f1660fac9a065cf4

Analysis

max time kernel
102s
max time network
103s
platform
windows11-21h2_x64
resource
win11-20250410-en
resource tags

arch:x64arch:x86image:win11-20250410-enlocale:en-usos:windows11-21h2-x64system
submitted
18/04/2025, 02:36

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General

Target

2025-04-18_c82c31b7819148e9da1e19290c6e3aaa_black-basta_elex_luca-stealer.exe
Size

368KB
MD5

c82c31b7819148e9da1e19290c6e3aaa
SHA1

85b083cc9825782bd75029513e97f0d741c52316
SHA256

1052190feea6f77f7d3bd556aceaffa1ffc1a60c5f4fb047f1660fac9a065cf4
SHA512

25277bf0474020ee457a379e2fb7087b9699bfc4990db2e0c2ca99b0a02338f862ee4fbab593632e24f3c1d57465344d9a14032d3c5157656d6f267f420beb61
SSDEEP

6144:bsCwu+mWhJifvtNP/7YXSLB80PYjKxohR3phzaqzwtLexBopl1nMewBT:QxmIJQvPkit+asR3phzyGopl1N2T

Score

10^/10

stormkitty collection discovery spyware stealer

Malware Config

Signatures

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

StormKitty payload 2 IoCs

resource	yara_rule
behavioral2/files/0x001c00000002b008-4.dat	family_stormkitty
behavioral2/memory/4020-13-0x0000000000F10000-0x0000000000F66000-memory.dmp	family_stormkitty

Stormkitty family
stormkitty

Executes dropped EXE 1 IoCs

pid	Process
4020	Silver bullet.exe

Reads user/profile data of web browsers 3 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

Credentials from Web Browsers
T1555.003

Accesses Microsoft Outlook profiles 1 TTPs 3 IoCs

collection

Email Collection

T1114

description	ioc	Process
Key opened	\REGISTRY\USER\S-1-5-21-4144164418-4152157973-2926181071-1000\Software\Microsoft\Office\15.0\Outlook\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676	Silver bullet.exe
Key opened	\REGISTRY\USER\S-1-5-21-4144164418-4152157973-2926181071-1000\Software\Microsoft\Office\16.0\Outlook\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676	Silver bullet.exe
Key opened	\REGISTRY\USER\S-1-5-21-4144164418-4152157973-2926181071-1000\Software\Microsoft\Windows NT\CurrentVersion\Windows Messaging Subsystem\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676	Silver bullet.exe

Accesses cryptocurrency files/wallets, possible credential harvesting 2 TTPs
spyware

Data from Local System
T1005

Credentials In Files
T1552.001
Checks installed software on the system 1 TTPs
Looks up Uninstall key entries in the registry to enumerate software on the system.
discovery

Query Registry
T1012

Drops desktop.ini file(s) 3 IoCs

description	ioc	Process
File created	C:\Users\Admin\AppData\Roaming\EBOVWUDZ\FileGrabber\Desktop\desktop.ini	Silver bullet.exe
File created	C:\Users\Admin\AppData\Roaming\EBOVWUDZ\FileGrabber\Downloads\desktop.ini	Silver bullet.exe
File created	C:\Users\Admin\AppData\Roaming\EBOVWUDZ\FileGrabber\Pictures\desktop.ini	Silver bullet.exe

Looks up external IP address via web service 5 IoCs

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

flow	ioc
1	freegeoip.app
2	api.ipify.org
3	freegeoip.app
6	ip-api.com
18	api.ipify.org

Browser Information Discovery 1 TTPs
Enumerate browser information.
discovery

Browser Information Discovery
T1217
Enumerates physical storage devices 1 TTPs
Attempts to interact with connected storage/optical drive(s).

System Information Discovery
T1082

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	2025-04-18_c82c31b7819148e9da1e19290c6e3aaa_black-basta_elex_luca-stealer.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	Silver bullet.exe

Checks processor information in registry 2 TTPs 2 IoCs

Processor information is often read in order to detect sandboxing environments.

Query Registry

T1012

System Information Discovery

T1082

description	ioc	Process
Key opened	\REGISTRY\MACHINE\HARDWARE\Description\System\CentralProcessor\0	Silver bullet.exe
Key value queried	\REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\CentralProcessor\0\Identifier	Silver bullet.exe

Suspicious behavior: EnumeratesProcesses 20 IoCs

pid	Process
4020	Silver bullet.exe
4020	Silver bullet.exe
4020	Silver bullet.exe
4020	Silver bullet.exe
4020	Silver bullet.exe
4020	Silver bullet.exe
4020	Silver bullet.exe
4020	Silver bullet.exe
4020	Silver bullet.exe
4020	Silver bullet.exe
4020	Silver bullet.exe
4020	Silver bullet.exe
4020	Silver bullet.exe
4020	Silver bullet.exe
4020	Silver bullet.exe
4020	Silver bullet.exe
4020	Silver bullet.exe
4020	Silver bullet.exe
4020	Silver bullet.exe
4020	Silver bullet.exe

Suspicious use of AdjustPrivilegeToken 1 IoCs

description	pid	Process
Token: SeDebugPrivilege	4020	Silver bullet.exe

Suspicious use of WriteProcessMemory 3 IoCs

description	pid	Process	procid_target
PID 2040 wrote to memory of 4020	2040	2025-04-18_c82c31b7819148e9da1e19290c6e3aaa_black-basta_elex_luca-stealer.exe	78
PID 2040 wrote to memory of 4020	2040	2025-04-18_c82c31b7819148e9da1e19290c6e3aaa_black-basta_elex_luca-stealer.exe	78
PID 2040 wrote to memory of 4020	2040	2025-04-18_c82c31b7819148e9da1e19290c6e3aaa_black-basta_elex_luca-stealer.exe	78

outlook_office_path 1 IoCs

description	ioc	Process
Key opened	\REGISTRY\USER\S-1-5-21-4144164418-4152157973-2926181071-1000\Software\Microsoft\Office\16.0\Outlook\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676	Silver bullet.exe

outlook_win_path 1 IoCs

description	ioc	Process
Key opened	\REGISTRY\USER\S-1-5-21-4144164418-4152157973-2926181071-1000\Software\Microsoft\Windows NT\CurrentVersion\Windows Messaging Subsystem\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676	Silver bullet.exe

C:\Users\Admin\AppData\Local\Temp\2025-04-18_c82c31b7819148e9da1e19290c6e3aaa_black-basta_elex_luca-stealer.exe
"C:\Users\Admin\AppData\Local\Temp\2025-04-18_c82c31b7819148e9da1e19290c6e3aaa_black-basta_elex_luca-stealer.exe"
1⤵
- System Location Discovery: System Language Discovery
- Suspicious use of WriteProcessMemory
PID:2040
- C:\Users\Admin\AppData\Local\Temp\RarSFX0\Silver bullet.exe
  "C:\Users\Admin\AppData\Local\Temp\RarSFX0\Silver bullet.exe"
  2⤵
  - Executes dropped EXE
  - Accesses Microsoft Outlook profiles
  - Drops desktop.ini file(s)
  - System Location Discovery: System Language Discovery
  - Checks processor information in registry
  - Suspicious behavior: EnumeratesProcesses
  - Suspicious use of AdjustPrivilegeToken
  - outlook_office_path
  - outlook_win_path
  PID:4020

Network

MITRE ATT&CK Enterprise v16

Reconnaissance

Resource Development

Initial Access

Execution

Persistence

Privilege Escalation

Defense Evasion

Credential Access

Credentials from Password Stores

T1555

Credentials from Web Browsers

T1555.003

Unsecured Credentials

T1552

Credentials In Files

T1552.001

Discovery

Browser Information Discovery

T1217

Query Registry

T1012

System Information Discovery

T1082

System Location Discovery

T1614

System Language Discovery

T1614.001

Lateral Movement

Collection

Data from Local System

T1005

Email Collection

T1114

Command and Control

Exfiltration

Impact

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Downloads

C:\Users\Admin\AppData\Local\Temp\RarSFX0\Silver bullet.exe

Filesize
320KB

MD5
d970075839354b506a8b43a64b98fd1b

SHA1
d4a2477547fab0f77931d27a3a5cc6fbf636413f

SHA256
7879fab30a835c0cb17809240c2a9ae2eedda668b6049fd43c2952760ad4637d

SHA512
c687e42bec8fa32c78d266ffb1919261b4bc3cba1691464b95eca9e879f6001aea662829f49d01fd3d3e438ccc2287257fdad1af5ab3221df82bfc617dbfa5e7

Download Submit
C:\Users\Admin\AppData\Roaming\EBOVWUDZ\Browsers\Firefox\Bookmarks.txt

Filesize
81B

MD5
ea511fc534efd031f852fcf490b76104

SHA1
573e5fa397bc953df5422abbeb1a52bf94f7cf00

SHA256
e5fe7f327ae62df007bd1117aa7f522dbbcd371ec67953f66d786424cb1d7995

SHA512
f7d8e575a2332b0fbd491b5e092b7ed6b0942a5165557fcc5d215d873b05103aa6ba01843133871c1c7ac81b10182a15895be49885c98d1a379dd55f88004fae

Download Submit
C:\Users\Admin\AppData\Roaming\EBOVWUDZ\FileGrabber\Desktop\OptimizeGrant.pptx

Filesize
330KB

MD5
78a13ec6379c8f1403c7579088a2c081

SHA1
8df8462596530408ceafdab78c173146824b0d20

SHA256
ac87a802ef70246c8cc1f16c75a6dba65414517882d1c32807e1694339fbbeac

SHA512
6d2cf5f67936c6b779bfce7fac5a49035d40f6c71b5fa14f490a510b7eacdb86cf27604ad1baed6b6b1c3a687ccaa8770f591854f8517dc28a1a0cc7915f5b15

Download Submit
C:\Users\Admin\AppData\Roaming\EBOVWUDZ\FileGrabber\Desktop\ReceiveResolve.png

Filesize
416KB

MD5
fcd517b1464dd7a30b5771d4c9fe2386

SHA1
62953231fe85a9c8887a751724d51fe700907b9c

SHA256
c0194275f36576f3b05d790b98d24164be22e95a865aefbd67fc8688628ba225

SHA512
38fb2ee34c9e72b7323a95bf8fcd1adb5ed69e382251737ba149e4a2f3ab0418c54cec36a5aa0e8532cab14dbd45f6f101b1f0d9541060201f4c81a8612c1bed

Download Submit
C:\Users\Admin\AppData\Roaming\EBOVWUDZ\FileGrabber\Desktop\SendWait.ppt

Filesize
790KB

MD5
7bad5aac116779817928dd218df031be

SHA1
20551c11b47bddb24ae4a6b9a484a42fbdf2a289

SHA256
5219df3496d32954a7f9d52c7f68e5da5ac3f25e918fbdf4c656737a01f1bdc6

SHA512
405441a0221824d8328d6c4062aa2ad8601fed4ae9b3bf6db7cc53201a790177bf032a0c3561d03a647bc7a2371233996495bb5c5077cb9c30d6c82bbea1ec87

Download Submit
C:\Users\Admin\AppData\Roaming\EBOVWUDZ\FileGrabber\Documents\CheckpointDebug.txt

Filesize
2.3MB

MD5
8b03d2b8cfcb956ca8fc51124606ca4a

SHA1
72447909543e686d6419b52b3a96f90711678f9d

SHA256
c942c7e9dc88b88fdc02e3942ef312ac9853f60ddd91c1dc88364335bf93353e

SHA512
122339864d3ab992e6055456365d1283edff8a3a81d59a87daf6d9ecdb8498901282112864ba3c494a8607a600ad9cd7d14629cf884b35f1c1fe032afb668135

Download Submit
C:\Users\Admin\AppData\Roaming\EBOVWUDZ\FileGrabber\Downloads\CloseUninstall.pptx

Filesize
479KB

MD5
f1a08634d29e2c5afd423323d3c2a30f

SHA1
a28eecc52c836bdca4b1e18085f4f79a7f963dca

SHA256
458c2882bf01f474d02a4e2c2f7f7a8f90dc6509ed3ad42a8bf73a099887871e

SHA512
b5b0c709b25cd7f8e2e1906e9261d8b74fd8e5e0abc556c784cfda6169caea00ffbbb35d137a2728d3e97e390bc531719d218b99891a00d516778da09fc790de

Download Submit
C:\Users\Admin\AppData\Roaming\EBOVWUDZ\FileGrabber\Downloads\SkipUndo.css

Filesize
799KB

MD5
e4c6b466cb25ed5b06224f5c01803db7

SHA1
ea919370976c28c3b88288eadb86f9ff1efb277f

SHA256
40dad6256918ee38e7cd28b8f9e0a58b145de333a62012c1839a66005388c515

SHA512
a83830cf0ebd1ed455aec52ab038399f5b0f939e9864e877f389c695f8e142d78b179609632c3435683c2e484d47e926eebf36eedf8863cd0002dfa5c7591ac6

Download Submit
C:\Users\Admin\AppData\Roaming\EBOVWUDZ\FileGrabber\Pictures\CompareUnlock.svg

Filesize
159KB

MD5
2af33416a1c4f4b4a91f0480eee1d816

SHA1
c332cc7e131634dacec0b28b130544021eb8d51e

SHA256
eeb02055d52e9196f4945c7aa5a5320ae78a4535bd064085366c6643c9a90379

SHA512
16c8effd34f3f503be40762b1bb00b51f029d8f0d3897a9e094cc35d8887d5182a5b9f61f860be65b0683f6aa7d47382145fd3879ece059fd15b3f33c32b11d0

Download Submit
C:\Users\Admin\AppData\Roaming\EBOVWUDZ\FileGrabber\Pictures\ConfirmHide.jpeg

Filesize
254KB

MD5
5cb3d6865d9932c5f04a278b50b90386

SHA1
a563bfdf2ddac4c36cc931e16b288eead5ace3ad

SHA256
522855e2c8ed63f76cdd3b2ce7e71db7ac726d6845397e1f7650ec0e22b8dcca

SHA512
34a3af52bfcad32e4cf04af056c87ff96c5961c9fd3841d2b10e6722626c62c056bfa8d58c5f1455771734700cb7a10c999abec0c14ecb1e4c6609254745f3f0

Download Submit
C:\Users\Admin\AppData\Roaming\EBOVWUDZ\FileGrabber\Pictures\ConvertToStop.jpg

Filesize
183KB

MD5
4fc72696d68b1a4ae2b46b8d4525a50d

SHA1
47563787e23e593626018c8fb409f45db4793a0d

SHA256
089922d7bf92b5717d95fc79be324dcd373853f4d0c979b86c6620b63745f34d

SHA512
63cc0c0e997e6787586df62f7b7f3dcca8c168cd743de32dcfbe0cf240a657107e372f1e4a01b6f325817743ecce339e7651e978094597664d291e7f2808eced

Download Submit
C:\Users\Admin\AppData\Roaming\EBOVWUDZ\FileGrabber\Pictures\CopyApprove.jpg

Filesize
469KB

MD5
9e8752517a7bd858af7fd5f0fa842240

SHA1
a03eb9f62ac549caea1f6768a4835956368de2c5

SHA256
d669020b96a906b5a05826174ec7a9511896774ddc1efe2c6fe4536ff615cde8

SHA512
7c8c3d73b7610357ae69f5ae3c9bbcf9f2ac126ed382b2cc941d0ec1ac7aae07cc8743cb267dc6a64946bbb46ecb3d77082980617c544bfb6b96e365b24bb68a

Download Submit
C:\Users\Admin\AppData\Roaming\EBOVWUDZ\FileGrabber\Pictures\ProtectOpen.png

Filesize
286KB

MD5
decdb60a58720fab417d6e6098fa5e15

SHA1
64ca3be5797d10bcfe231d1c4716afa7993f4d93

SHA256
a9bc789c79f5384b9141fc5a81006a489475748e6eaf4caa43e6a0f57b137571

SHA512
bcbd5165e8b2071e0e3483218ed1eeac58344d3e38778e41f4f8392324248baf0404e82a0bf37c1fa52da1133b3aecc7ab48da041529ae2bd53a246c54767b25

Download Submit
C:\Users\Admin\AppData\Roaming\EBOVWUDZ\Process.txt

Filesize
4KB

MD5
9c500723efe589911de1016bdad5a093

SHA1
2a8531c649d6b2e5504257c8f53815a42ebd18ea

SHA256
20caad4ae87e1f4a3bab60930b31b049d303efbe6dad98bcbe10abb6926f7853

SHA512
7b6630ed625cfe368c817e3b23427c3461a37571686bb82e519fbc3907ca26cc13dc9aaaed95ec7fff573a92b433307ade8f734f869dfc11b25995fe2a535ade

Download Submit
memory/4020-43-0x0000000006D40000-0x0000000006DD2000-memory.dmp

Filesize
584KB

Download
memory/4020-12-0x000000007308E000-0x000000007308F000-memory.dmp

Filesize
4KB

Download
memory/4020-13-0x0000000000F10000-0x0000000000F66000-memory.dmp

Filesize
344KB

Download
memory/4020-14-0x0000000073080000-0x0000000073831000-memory.dmp

Filesize
7.7MB

Download
memory/4020-199-0x000000007308E000-0x000000007308F000-memory.dmp

Filesize
4KB

Download
memory/4020-44-0x0000000007390000-0x0000000007936000-memory.dmp

Filesize
5.6MB

Download
memory/4020-46-0x0000000007130000-0x0000000007196000-memory.dmp

Filesize
408KB

Download
memory/4020-242-0x0000000073080000-0x0000000073831000-memory.dmp

Filesize
7.7MB

Download
memory/4020-268-0x0000000073080000-0x0000000073831000-memory.dmp

Filesize
7.7MB

Download