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Analysis
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max time kernel
118s -
max time network
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platform
windows7_x64 -
resource
win7-20240221-en -
resource tags
arch:x64arch:x86image:win7-20240221-enlocale:en-usos:windows7-x64system -
submitted
06/03/2024, 12:37
Static task
static1
Behavioral task
behavioral1
Sample
b76aa106494692b9824f6a18c2e98abd.exe
Resource
win7-20240221-en
Behavioral task
behavioral2
Sample
b76aa106494692b9824f6a18c2e98abd.exe
Resource
win10v2004-20240226-en
General
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Target
b76aa106494692b9824f6a18c2e98abd.exe
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Size
626KB
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MD5
b76aa106494692b9824f6a18c2e98abd
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SHA1
0b1a0259c1e391a92724de96d8ace897a78c510d
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SHA256
05b01f6a18298bc80bc18f96ae1fdb7c1d9f6c6740e5f1a718dc0d71c9bd420d
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SHA512
987cf4ceb2a087e33fa4b1a907a20d56400ed893db7b28741f876b777f90eaacc15539655cd568a669009f1b94193947e99b86f1e458541d659171e52d83f0bb
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SSDEEP
12288:16CcVhS4u/51Kvcz6L93SOO11heOzC3gAJ5VYatJ9xqvNSHTV:1Vihs/51fGLmeNgAJkav+Ngx
Malware Config
Signatures
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ModiLoader, DBatLoader
ModiLoader is a Delphi loader that misuses cloud services to download other malicious families.
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ModiLoader Second Stage 3 IoCs
resource yara_rule behavioral1/memory/1980-1-0x0000000010000000-0x00000000100A6000-memory.dmp modiloader_stage2 behavioral1/memory/1980-7-0x0000000010000000-0x00000000100A6000-memory.dmp modiloader_stage2 behavioral1/memory/2568-13-0x0000000000330000-0x00000000003D6000-memory.dmp modiloader_stage2 -
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.
description ioc Process Key opened \REGISTRY\USER\S-1-5-21-2461186416-2307104501-1787948496-1000\Software\Wine b76aa106494692b9824f6a18c2e98abd.exe -
Suspicious use of SetThreadContext 2 IoCs
description pid Process procid_target PID 1980 set thread context of 2568 1980 b76aa106494692b9824f6a18c2e98abd.exe 27 PID 2568 set thread context of 2724 2568 b76aa106494692b9824f6a18c2e98abd.exe 28 -
Suspicious use of WriteProcessMemory 14 IoCs
description pid Process procid_target PID 1980 wrote to memory of 2568 1980 b76aa106494692b9824f6a18c2e98abd.exe 27 PID 1980 wrote to memory of 2568 1980 b76aa106494692b9824f6a18c2e98abd.exe 27 PID 1980 wrote to memory of 2568 1980 b76aa106494692b9824f6a18c2e98abd.exe 27 PID 1980 wrote to memory of 2568 1980 b76aa106494692b9824f6a18c2e98abd.exe 27 PID 1980 wrote to memory of 2568 1980 b76aa106494692b9824f6a18c2e98abd.exe 27 PID 1980 wrote to memory of 2568 1980 b76aa106494692b9824f6a18c2e98abd.exe 27 PID 2568 wrote to memory of 2724 2568 b76aa106494692b9824f6a18c2e98abd.exe 28 PID 2568 wrote to memory of 2724 2568 b76aa106494692b9824f6a18c2e98abd.exe 28 PID 2568 wrote to memory of 2724 2568 b76aa106494692b9824f6a18c2e98abd.exe 28 PID 2568 wrote to memory of 2724 2568 b76aa106494692b9824f6a18c2e98abd.exe 28 PID 2568 wrote to memory of 2724 2568 b76aa106494692b9824f6a18c2e98abd.exe 28 PID 2568 wrote to memory of 2724 2568 b76aa106494692b9824f6a18c2e98abd.exe 28 PID 2568 wrote to memory of 2724 2568 b76aa106494692b9824f6a18c2e98abd.exe 28 PID 2568 wrote to memory of 2724 2568 b76aa106494692b9824f6a18c2e98abd.exe 28
Processes
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C:\Users\Admin\AppData\Local\Temp\b76aa106494692b9824f6a18c2e98abd.exe"C:\Users\Admin\AppData\Local\Temp\b76aa106494692b9824f6a18c2e98abd.exe"1⤵
- Identifies Wine through registry keys
- Suspicious use of SetThreadContext
- Suspicious use of WriteProcessMemory
PID:1980 -
C:\Users\Admin\AppData\Local\Temp\b76aa106494692b9824f6a18c2e98abd.exeC:\Users\Admin\AppData\Local\Temp\b76aa106494692b9824f6a18c2e98abd.exe2⤵
- Suspicious use of SetThreadContext
- Suspicious use of WriteProcessMemory
PID:2568 -
C:\Users\Admin\AppData\Local\Temp\b76aa106494692b9824f6a18c2e98abd.exe"C:\Users\Admin\AppData\Local\Temp\b76aa106494692b9824f6a18c2e98abd.exe"3⤵PID:2724
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