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Analysis
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max time kernel
70s -
max time network
61s -
platform
windows7_x64 -
resource
win7-20241010-en -
resource tags
arch:x64arch:x86image:win7-20241010-enlocale:en-usos:windows7-x64system -
submitted
08/02/2025, 16:56
Static task
static1
Behavioral task
behavioral1
Sample
furra.exe
Resource
win7-20241010-en
Behavioral task
behavioral2
Sample
furra.exe
Resource
win10ltsc2021-20250207-en
Behavioral task
behavioral3
Sample
furra.exe
Resource
win11-20250207-en
General
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Target
furra.exe
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Size
8.0MB
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MD5
05f42a351356393179165a84086f8c07
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SHA1
71093fd05686d6202bf4144f94920deefe551f96
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SHA256
2959ff0bf986bddeb56abf2f54d30ecdc8a645311bba6c674f0aedaaa7594912
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SHA512
b6fe9334bbd7dcd55f9b997e502839dd8c26d058ada49a3b804d7e41ee335abb2ab4e5ab0974da5fed3532a0beb8ca9e57b1cb5e416a94803a52a5f4ba9d4c08
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SSDEEP
98304:s4IeiLEkjp/ABP9X6OmtVtNjgpiM+txC1xcTP8cY1JusPWBGu7oBCN7c4J+Rt+x9:s4tCpwJcY1JufL7oBH2IQxLLiU6
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
https://berserkyfir.click/api
Extracted
cryptbot
http://home.twelveff20pn.top/HfqvZFTxgmZzemQbMMGA1736773805
Signatures
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Cryptbot family
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Lumma family
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Enumerates VirtualBox registry keys 2 TTPs 1 IoCs
description ioc Process Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Services\VBoxSF start-this-724.exe -
Executes dropped EXE 2 IoCs
pid Process 2980 LummaC2.exe 2924 start-this-724.exe -
Loads dropped DLL 7 IoCs
pid Process 816 furra.exe 816 furra.exe 816 furra.exe 816 furra.exe 1488 WerFault.exe 1488 WerFault.exe 1488 WerFault.exe -
Checks installed software on the system 1 TTPs
Looks up Uninstall key entries in the registry to enumerate software on the system.
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Embeds OpenSSL 1 IoCs
Embeds OpenSSL, may be used to circumvent TLS interception.
resource yara_rule behavioral1/files/0x0009000000016ccc-13.dat embeds_openssl -
Enumerates physical storage devices 1 TTPs
Attempts to interact with connected storage/optical drive(s).
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Program crash 1 IoCs
pid pid_target Process procid_target 1488 2924 WerFault.exe 31 -
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.
description ioc Process Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language furra.exe Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language start-this-724.exe -
Suspicious behavior: EnumeratesProcesses 5 IoCs
pid Process 2924 start-this-724.exe 2924 start-this-724.exe 2924 start-this-724.exe 2924 start-this-724.exe 2924 start-this-724.exe -
Suspicious use of WriteProcessMemory 12 IoCs
description pid Process procid_target PID 816 wrote to memory of 2980 816 furra.exe 30 PID 816 wrote to memory of 2980 816 furra.exe 30 PID 816 wrote to memory of 2980 816 furra.exe 30 PID 816 wrote to memory of 2980 816 furra.exe 30 PID 816 wrote to memory of 2924 816 furra.exe 31 PID 816 wrote to memory of 2924 816 furra.exe 31 PID 816 wrote to memory of 2924 816 furra.exe 31 PID 816 wrote to memory of 2924 816 furra.exe 31 PID 2924 wrote to memory of 1488 2924 start-this-724.exe 32 PID 2924 wrote to memory of 1488 2924 start-this-724.exe 32 PID 2924 wrote to memory of 1488 2924 start-this-724.exe 32 PID 2924 wrote to memory of 1488 2924 start-this-724.exe 32
Processes
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C:\Users\Admin\AppData\Local\Temp\furra.exe"C:\Users\Admin\AppData\Local\Temp\furra.exe"1⤵
- Loads dropped DLL
- System Location Discovery: System Language Discovery
- Suspicious use of WriteProcessMemory
PID:816 -
C:\Users\Admin\AppData\Local\Temp\LummaC2.exe"C:\Users\Admin\AppData\Local\Temp\LummaC2.exe"2⤵
- Executes dropped EXE
PID:2980
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C:\Users\Admin\AppData\Local\Temp\start-this-724.exe"C:\Users\Admin\AppData\Local\Temp\start-this-724.exe"2⤵
- Enumerates VirtualBox registry keys
- Executes dropped EXE
- System Location Discovery: System Language Discovery
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of WriteProcessMemory
PID:2924 -
C:\Windows\SysWOW64\WerFault.exeC:\Windows\SysWOW64\WerFault.exe -u -p 2924 -s 4643⤵
- Loads dropped DLL
- Program crash
PID:1488
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Network
MITRE ATT&CK Enterprise v15
Replay Monitor
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Downloads
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Filesize
320KB
MD58da89b163d506be4a73b987517a1b9e4
SHA12e110cf5160c511fa3d5843e890b8e9316754f34
SHA256ea56e7f640355598346fa0b356699298314e25d809f3aa7cfce1804a3d1964e5
SHA512a85969bcda0b31caf0cec79f45bec068a498c7ac190fe17d7b7c03f88f5c91f5f6221fcc4fcb46604695d5b95e9047dfc1d2cf31207540c23e929fcca08d14f5
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Filesize
7.7MB
MD5c411bef822305589785b18bd83a3cb89
SHA1890b2bdd6e88a45192d3552879afbed9955e9b8c
SHA256b60b783764d2c193eec80661e43a512fad2ffc56a56ee1a190b6aac0cad33b8e
SHA512b2503b11b0ffc28118c45490b6c7c148ea034d3fa82805fe4aa3f986ddd9c473dd1cc323afa19cea39319f75dec5bf6e39bdc97fed4d9f4c7cef48a55363d1a6