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Analysis
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max time kernel
92s -
max time network
150s -
platform
windows10-2004_x64 -
resource
win10v2004-20241007-en -
resource tags
arch:x64arch:x86image:win10v2004-20241007-enlocale:en-usos:windows10-2004-x64system -
submitted
03/01/2025, 16:49
Behavioral task
behavioral1
Sample
Release-x64.zip
Resource
win7-20240903-en
General
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Target
Release-x64.zip
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Size
38.9MB
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MD5
36f9005784b19cc8f7448390e997a2c1
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SHA1
140fefa1d80a828795c03f52ad28002b5d9635d2
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SHA256
f6a6bada54ddce2bc211976e7dfe05c89f4780eab1b992b409dacc7c9b8755b7
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SHA512
131d1cbb777c1e428b26b870a9f5626f3ed76c97fb9ef9cfb22fb8204da510336e065e71c18a47b3cc31495082ffcab7a37be88a4922dd2956bb73ef1eb6d76c
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SSDEEP
786432:v7mya0tlAZkF2k3ya5OzccWkjzuWUKorpBsdDdtd3vA5BsdDdtd3vAD5:zojZ62u56cceWUvpBsDbo5BsDbo1
Malware Config
Extracted
lumma
https://cloudewahsj.shop/api
https://rabidcowse.shop/api
https://noisycuttej.shop/api
https://tirepublicerj.shop/api
https://framekgirus.shop/api
https://wholersorie.shop/api
https://abruptyopsn.shop/api
https://nearycrepso.shop/api
Extracted
lumma
https://abruptyopsn.shop/api
https://wholersorie.shop/api
https://framekgirus.shop/api
https://tirepublicerj.shop/api
https://noisycuttej.shop/api
https://rabidcowse.shop/api
https://cloudewahsj.shop/api
Signatures
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Lumma family
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resource yara_rule behavioral2/files/0x0007000000023cd1-18.dat cryptone -
Executes dropped EXE 1 IoCs
pid Process 4040 Bootstrapper.exe -
Program crash 1 IoCs
pid pid_target Process procid_target 2132 4040 WerFault.exe 105 -
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 Bootstrapper.exe -
Modifies registry class 2 IoCs
description ioc Process Key created \REGISTRY\MACHINE\SOFTWARE\Classes\CLSID\{4336a54d-038b-4685-ab02-99bb52d3fb8b}\Instance\ 7zFM.exe Key created \REGISTRY\USER\S-1-5-21-1045960512-3948844814-3059691613-1000_Classes\CLSID\{018D5C66-4533-4307-9B53-224DE2ED1FE6}\Instance\ 7zFM.exe -
Suspicious behavior: GetForegroundWindowSpam 1 IoCs
pid Process 976 7zFM.exe -
Suspicious use of AdjustPrivilegeToken 4 IoCs
description pid Process Token: SeRestorePrivilege 976 7zFM.exe Token: 35 976 7zFM.exe Token: SeSecurityPrivilege 976 7zFM.exe Token: SeSecurityPrivilege 976 7zFM.exe -
Suspicious use of FindShellTrayWindow 3 IoCs
pid Process 976 7zFM.exe 976 7zFM.exe 976 7zFM.exe
Processes
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C:\Program Files\7-Zip\7zFM.exe"C:\Program Files\7-Zip\7zFM.exe" "C:\Users\Admin\AppData\Local\Temp\Release-x64.zip"1⤵
- Modifies registry class
- Suspicious behavior: GetForegroundWindowSpam
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of FindShellTrayWindow
PID:976
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C:\Windows\System32\rundll32.exeC:\Windows\System32\rundll32.exe C:\Windows\System32\shell32.dll,SHCreateLocalServerRunDll {9aa46009-3ce0-458a-a354-715610a075e6} -Embedding1⤵PID:2708
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C:\Users\Admin\Downloads\Release\Bootstrapper.exe"C:\Users\Admin\Downloads\Release\Bootstrapper.exe"1⤵
- Executes dropped EXE
- System Location Discovery: System Language Discovery
PID:4040 -
C:\Windows\SysWOW64\WerFault.exeC:\Windows\SysWOW64\WerFault.exe -u -p 4040 -s 12762⤵
- Program crash
PID:2132
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C:\Windows\SysWOW64\WerFault.exeC:\Windows\SysWOW64\WerFault.exe -pss -s 456 -p 4040 -ip 40401⤵PID:1936
Network
MITRE ATT&CK Enterprise v15
Replay Monitor
Loading Replay Monitor...
Downloads
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Filesize
304KB
MD579f0a3279859e8b69226a57ba343b3de
SHA1108593b52ac5367411ceb201c43d0dc1a8d43013
SHA25687ab9777bb83462f3deebcfb858ca8ec46bf6e647961920748725ba3f9b905b5
SHA5128db7cca52500465df1f13d7c557908fe7aaec8b59c204c62ba5adeab2c7a3fc9cdc255b1f3bf6b7bb619d0546551208df5fb1fa4fc9b1ba8be2ffdeec49e31fd
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Filesize
18.7MB
MD588fd7dbf04bcf75123d02009aea3f7f7
SHA1cecf16bdad71e54afc941179ea2b7438a04efa1d
SHA25601481b9a862936fbc090bda4033f22d7ffa5a7bfe5dc32f47c7794332b34eec4
SHA5122c6298b5adf91b51f0042d48e0846f5b196d52a588fd4fc577bf19ec26ad8e547382279a15f8bf131b08b0d7c140534aff25f82d5e8998818b812e72c9493917