Analysis
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max time kernel
192s -
max time network
202s -
platform
windows10-2004_x64 -
resource
win10v2004-20221111-en -
resource tags
arch:x64arch:x86image:win10v2004-20221111-enlocale:en-usos:windows10-2004-x64system -
submitted
25/11/2022, 10:20
Static task
static1
Behavioral task
behavioral1
Sample
971bb77ed2c4f91a6103cec1cbcb4957f1e779d162916047ab5a899d0800662f.exe
Resource
win7-20221111-en
Behavioral task
behavioral2
Sample
971bb77ed2c4f91a6103cec1cbcb4957f1e779d162916047ab5a899d0800662f.exe
Resource
win10v2004-20221111-en
General
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Target
971bb77ed2c4f91a6103cec1cbcb4957f1e779d162916047ab5a899d0800662f.exe
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Size
935KB
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MD5
8cb5bea9ebd51fb14a077cab1402541c
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SHA1
e4522debaeb7e8a0aecda0def9a4a96ce5f82856
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SHA256
971bb77ed2c4f91a6103cec1cbcb4957f1e779d162916047ab5a899d0800662f
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SHA512
3ec68d18962fe9dabbdb6c869abaaaa3d37b1612490129316997c9b8b52fe8d0c61497168c8e64ecd300ab532b96e03983c0b836e7fc298625571490fa4dcd78
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SSDEEP
12288:p5Yr15f753d5QWIDz/Wz9NCyzHinLipNDJ5eoFb0OZ/WiGaks+HL63S27x4F:pyHv5Z+Wzv7AiBll0OBWi6si9GU
Malware Config
Signatures
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resource yara_rule behavioral2/memory/1456-133-0x0000000000400000-0x00000000004F2000-memory.dmp upx behavioral2/memory/1456-135-0x0000000000400000-0x00000000004F2000-memory.dmp upx behavioral2/memory/1456-136-0x0000000000400000-0x00000000004F2000-memory.dmp upx behavioral2/memory/1456-137-0x0000000000400000-0x00000000004F2000-memory.dmp upx behavioral2/memory/1456-138-0x0000000000400000-0x00000000004F2000-memory.dmp upx behavioral2/memory/1456-139-0x0000000000400000-0x00000000004F2000-memory.dmp upx -
Checks BIOS information in registry 2 TTPs 2 IoCs
BIOS information is often read in order to detect sandboxing environments.
description ioc Process Key value queried \REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\SystemBiosVersion 971bb77ed2c4f91a6103cec1cbcb4957f1e779d162916047ab5a899d0800662f.exe Key value queried \REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\VideoBiosVersion 971bb77ed2c4f91a6103cec1cbcb4957f1e779d162916047ab5a899d0800662f.exe -
Maps connected drives based on registry 3 TTPs 2 IoCs
Disk information is often read in order to detect sandboxing environments.
description ioc Process Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Services\Disk\Enum 971bb77ed2c4f91a6103cec1cbcb4957f1e779d162916047ab5a899d0800662f.exe Key value queried \REGISTRY\MACHINE\SYSTEM\ControlSet001\Services\disk\Enum\0 971bb77ed2c4f91a6103cec1cbcb4957f1e779d162916047ab5a899d0800662f.exe -
Suspicious use of SetThreadContext 1 IoCs
description pid Process procid_target PID 4948 set thread context of 1456 4948 971bb77ed2c4f91a6103cec1cbcb4957f1e779d162916047ab5a899d0800662f.exe 84 -
Suspicious use of SetWindowsHookEx 6 IoCs
pid Process 1456 971bb77ed2c4f91a6103cec1cbcb4957f1e779d162916047ab5a899d0800662f.exe 1456 971bb77ed2c4f91a6103cec1cbcb4957f1e779d162916047ab5a899d0800662f.exe 1456 971bb77ed2c4f91a6103cec1cbcb4957f1e779d162916047ab5a899d0800662f.exe 1456 971bb77ed2c4f91a6103cec1cbcb4957f1e779d162916047ab5a899d0800662f.exe 1456 971bb77ed2c4f91a6103cec1cbcb4957f1e779d162916047ab5a899d0800662f.exe 1456 971bb77ed2c4f91a6103cec1cbcb4957f1e779d162916047ab5a899d0800662f.exe -
Suspicious use of WriteProcessMemory 8 IoCs
description pid Process procid_target PID 4948 wrote to memory of 1456 4948 971bb77ed2c4f91a6103cec1cbcb4957f1e779d162916047ab5a899d0800662f.exe 84 PID 4948 wrote to memory of 1456 4948 971bb77ed2c4f91a6103cec1cbcb4957f1e779d162916047ab5a899d0800662f.exe 84 PID 4948 wrote to memory of 1456 4948 971bb77ed2c4f91a6103cec1cbcb4957f1e779d162916047ab5a899d0800662f.exe 84 PID 4948 wrote to memory of 1456 4948 971bb77ed2c4f91a6103cec1cbcb4957f1e779d162916047ab5a899d0800662f.exe 84 PID 4948 wrote to memory of 1456 4948 971bb77ed2c4f91a6103cec1cbcb4957f1e779d162916047ab5a899d0800662f.exe 84 PID 4948 wrote to memory of 1456 4948 971bb77ed2c4f91a6103cec1cbcb4957f1e779d162916047ab5a899d0800662f.exe 84 PID 4948 wrote to memory of 1456 4948 971bb77ed2c4f91a6103cec1cbcb4957f1e779d162916047ab5a899d0800662f.exe 84 PID 4948 wrote to memory of 1456 4948 971bb77ed2c4f91a6103cec1cbcb4957f1e779d162916047ab5a899d0800662f.exe 84
Processes
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C:\Users\Admin\AppData\Local\Temp\971bb77ed2c4f91a6103cec1cbcb4957f1e779d162916047ab5a899d0800662f.exe"C:\Users\Admin\AppData\Local\Temp\971bb77ed2c4f91a6103cec1cbcb4957f1e779d162916047ab5a899d0800662f.exe"1⤵
- Checks BIOS information in registry
- Maps connected drives based on registry
- Suspicious use of SetThreadContext
- Suspicious use of WriteProcessMemory
PID:4948 -
C:\Users\Admin\AppData\Local\Temp\971bb77ed2c4f91a6103cec1cbcb4957f1e779d162916047ab5a899d0800662f.exe"C:\Users\Admin\AppData\Local\Temp\971bb77ed2c4f91a6103cec1cbcb4957f1e779d162916047ab5a899d0800662f.exe" Track="0001001000"2⤵
- Suspicious use of SetWindowsHookEx
PID:1456
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