Overview
overview
10Static
static
3BitcoinMixer.exe
windows7-x64
10BitcoinMixer.exe
windows10-2004-x64
10NBug.dll
windows7-x64
1NBug.dll
windows10-2004-x64
1Newtonsoft.Json.dll
windows7-x64
1Newtonsoft.Json.dll
windows10-2004-x64
1liblzo2-2.dll
windows7-x64
1liblzo2-2.dll
windows10-2004-x64
1libpkcs11-...-1.dll
windows7-x64
1libpkcs11-...-1.dll
windows10-2004-x64
1ssleay32.dll
windows7-x64
1ssleay32.dll
windows10-2004-x64
1Analysis
-
max time kernel
149s -
max time network
151s -
platform
windows10-2004_x64 -
resource
win10v2004-20240508-en -
resource tags
arch:x64arch:x86image:win10v2004-20240508-enlocale:en-usos:windows10-2004-x64system -
submitted
15-05-2024 01:11
Static task
static1
Behavioral task
behavioral1
Sample
BitcoinMixer.exe
Resource
win7-20240508-en
Behavioral task
behavioral2
Sample
BitcoinMixer.exe
Resource
win10v2004-20240508-en
Behavioral task
behavioral3
Sample
NBug.dll
Resource
win7-20240221-en
Behavioral task
behavioral4
Sample
NBug.dll
Resource
win10v2004-20240508-en
Behavioral task
behavioral5
Sample
Newtonsoft.Json.dll
Resource
win7-20240215-en
Behavioral task
behavioral6
Sample
Newtonsoft.Json.dll
Resource
win10v2004-20240426-en
Behavioral task
behavioral7
Sample
liblzo2-2.dll
Resource
win7-20240221-en
Behavioral task
behavioral8
Sample
liblzo2-2.dll
Resource
win10v2004-20240508-en
Behavioral task
behavioral9
Sample
libpkcs11-helper-1.dll
Resource
win7-20240220-en
Behavioral task
behavioral10
Sample
libpkcs11-helper-1.dll
Resource
win10v2004-20240226-en
Behavioral task
behavioral11
Sample
ssleay32.dll
Resource
win7-20240215-en
Behavioral task
behavioral12
Sample
ssleay32.dll
Resource
win10v2004-20240508-en
General
-
Target
BitcoinMixer.exe
-
Size
6.9MB
-
MD5
5e0f8ee129890445018f0937bada2452
-
SHA1
88a50d65ba185a96984c9286fcc273b4be99b77d
-
SHA256
89df43e97c76bb3a92c71627b2b2ca932d11a1aca5ee43928a33e0baa210b90c
-
SHA512
4f791eb17bf01680884b57ac8c31e16381eef27a75b0edee637a6b7bc29d807b738e87bd42b62f0429d39992e6da8f91d2d13f11da5101a55cdb55e55f82f708
-
SSDEEP
196608:d1UYkY97WfXiebiAvbT1XwW+BQpk59iXK73tP:UYX7WfSeOihXwtBQpk5oXK
Malware Config
Extracted
azorult
http://195.245.112.115/index.php
Signatures
-
Azorult
An information stealer that was first discovered in 2016, targeting browsing history and passwords.
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Identifies VirtualBox via ACPI registry values (likely anti-VM) 2 TTPs 1 IoCs
Processes:
BitcoinMixer.exedescription ioc process Key opened \REGISTRY\MACHINE\HARDWARE\ACPI\DSDT\VBOX__ BitcoinMixer.exe -
Checks BIOS information in registry 2 TTPs 2 IoCs
BIOS information is often read in order to detect sandboxing environments.
Processes:
BitcoinMixer.exedescription ioc process Key value queried \REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\SystemBiosVersion BitcoinMixer.exe Key value queried \REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\VideoBiosVersion BitcoinMixer.exe -
Identifies Wine through registry keys 2 TTPs 1 IoCs
Wine is a compatibility layer capable of running Windows applications, which can be used as sandboxing environment.
Processes:
BitcoinMixer.exedescription ioc process Key opened \REGISTRY\USER\S-1-5-21-1337824034-2731376981-3755436523-1000\Software\Wine BitcoinMixer.exe -
Suspicious use of NtSetInformationThreadHideFromDebugger 1 IoCs
Processes:
BitcoinMixer.exepid process 1192 BitcoinMixer.exe -
Suspicious behavior: EnumeratesProcesses 2 IoCs
Processes:
BitcoinMixer.exepid process 1192 BitcoinMixer.exe 1192 BitcoinMixer.exe
Processes
-
C:\Users\Admin\AppData\Local\Temp\BitcoinMixer.exe"C:\Users\Admin\AppData\Local\Temp\BitcoinMixer.exe"1⤵
- Identifies VirtualBox via ACPI registry values (likely anti-VM)
- Checks BIOS information in registry
- Identifies Wine through registry keys
- Suspicious use of NtSetInformationThreadHideFromDebugger
- Suspicious behavior: EnumeratesProcesses
Network
MITRE ATT&CK Matrix ATT&CK v13
Replay Monitor
Loading Replay Monitor...
Downloads
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memory/1192-0-0x0000000000400000-0x0000000001339000-memory.dmpFilesize
15.2MB
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memory/1192-1-0x0000000077164000-0x0000000077166000-memory.dmpFilesize
8KB
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memory/1192-2-0x0000000000400000-0x0000000001339000-memory.dmpFilesize
15.2MB
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memory/1192-3-0x0000000000401000-0x000000000040E000-memory.dmpFilesize
52KB
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memory/1192-4-0x0000000000400000-0x0000000001339000-memory.dmpFilesize
15.2MB
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memory/1192-5-0x0000000000400000-0x0000000001339000-memory.dmpFilesize
15.2MB
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memory/1192-6-0x0000000000400000-0x0000000001339000-memory.dmpFilesize
15.2MB
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memory/1192-7-0x0000000000400000-0x0000000001339000-memory.dmpFilesize
15.2MB