Analysis
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max time kernel
34s -
max time network
35s -
platform
windows11-21h2_x64 -
resource
win11-20250211-en -
resource tags
arch:x64arch:x86image:win11-20250211-enlocale:en-usos:windows11-21h2-x64system -
submitted
15-02-2025 20:14
Behavioral task
behavioral1
Sample
StormKittyBuilder.exe
Resource
win11-20250211-en
General
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Target
StormKittyBuilder.exe
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Size
17KB
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MD5
e936b50ab766fb1fdfee7b01b3e4450a
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SHA1
6b45ee8349b61604c4007e775e34c8ca45cae16b
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SHA256
241b415fdfc53d5c0df654fa70cdf4ddb9df6d5cac6d42e465f521f4321ffdfb
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SHA512
d3091a39156bad832f2d9faee22ddc0f3055dc2562f93a0a5ead04938b528c202a9658d02ef3f5b3f2c36f4508b970d815033cb32e18f7098629b105a1fe93b8
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SSDEEP
192:haVr0QqQdHrlZ/28pGdQCOhNQuMMgKCg3t5p70fOVXIjXFEs55zh4+W/YbWnTrev:KDOghNEMcg9PZrs5HQ/YXc
Malware Config
Signatures
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StormKitty
StormKitty is an open source info stealer written in C#.
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StormKitty payload 1 IoCs
resource yara_rule behavioral1/memory/3740-1-0x000001E053710000-0x000001E053718000-memory.dmp family_stormkitty -
Stormkitty family
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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.
description ioc Process Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language MicrosoftEdgeUpdate.exe -
System Network Configuration Discovery: Internet Connection Discovery 1 TTPs 1 IoCs
Adversaries may check for Internet connectivity on compromised systems.
pid Process 1576 MicrosoftEdgeUpdate.exe -
Suspicious use of AdjustPrivilegeToken 1 IoCs
description pid Process Token: SeDebugPrivilege 3740 StormKittyBuilder.exe
Processes
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C:\Users\Admin\AppData\Local\Temp\StormKittyBuilder.exe"C:\Users\Admin\AppData\Local\Temp\StormKittyBuilder.exe"1⤵
- Suspicious use of AdjustPrivilegeToken
PID:3740
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C:\Program Files (x86)\Microsoft\EdgeUpdate\MicrosoftEdgeUpdate.exe"C:\Program Files (x86)\Microsoft\EdgeUpdate\MicrosoftEdgeUpdate.exe" /ping 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-PG9lbSBwcm9kdWN0X21hbnVmYWN0dXJlcj0iIiBwcm9kdWN0X25hbWU9IiIvPjxleHAgZXRhZz0iJnF1b3Q7RSt4YkF6Nlk2c1UxMjg5YlM2cWw0VlJMYmtqZkJVR1RNSnNqckhyNDRpST0mcXVvdDsiLz48YXBwIGFwcGlkPSJ7OEE2OUQzNDUtRDU2NC00NjNjLUFGRjEtQTY5RDlFNTMwRjk2fSIgdmVyc2lvbj0iMTIzLjAuNjMxMi4xMjMiIG5leHR2ZXJzaW9uPSIiIGxhbmc9ImVuIiBicmFuZD0iR0dMUyIgY2xpZW50PSIiIGluc3RhbGxhZ2U9IjQiIGluc3RhbGxkYXRldGltZT0iMTczOTI5NDgzNCIgb29iZV9pbnN0YWxsX3RpbWU9IjEzMzgzNzY2NTUyNTM3MDAwMCI-PGV2ZW50IGV2ZW50dHlwZT0iMzEiIGV2ZW50cmVzdWx0PSIxIiBlcnJvcmNvZGU9IjAiIGV4dHJhY29kZTE9IjIxNzk4NjIiIHN5c3RlbV91cHRpbWVfdGlja3M9IjUwMzM1Nzc4NjIiLz48L2FwcD48L3JlcXVlc3Q-1⤵
- System Location Discovery: System Language Discovery
- System Network Configuration Discovery: Internet Connection Discovery
PID:1576