Analysis
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max time kernel
115s -
max time network
156s -
platform
windows10-2004_x64 -
resource
win10v2004-20240226-en -
resource tags
arch:x64arch:x86image:win10v2004-20240226-enlocale:en-usos:windows10-2004-x64system -
submitted
04-03-2024 11:25
Static task
static1
1 signatures
Behavioral task
behavioral1
Sample
b20218683df7fb4957e0c9e4842c8043.dll
Resource
win7-20240221-en
4 signatures
150 seconds
General
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Target
b20218683df7fb4957e0c9e4842c8043.dll
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Size
188KB
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MD5
b20218683df7fb4957e0c9e4842c8043
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SHA1
5bf506c80bff91c84c9bd9f342e520a39bcb42c9
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SHA256
0f311118268df476a1e31fd7cae4e7b8fe5ae073cf5072ad2203ef6e55d1c9a7
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SHA512
393cfb36295ad8c32163ef4abab5c1b4c7bda5629704d196484b2a99cf406828bc63e880c2740c9605ecd1537a6d2a6bb944fc2421da74e968a8bac1cab6fff5
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SSDEEP
3072:FA8JmK7ATVfQeVqNFZa/9KzMXJ6jTFDlAwqWut5KZMzfeAAAoXo:FzIqATVfQeV2FZalKq6jtGJWuTmd
Malware Config
Extracted
Family
dridex
Botnet
22201
C2
103.82.248.59:443
54.39.98.141:6602
103.109.247.8:10443
rc4.plain
rc4.plain
Signatures
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resource yara_rule behavioral2/memory/1404-0-0x00000000751C0000-0x00000000751F0000-memory.dmp dridex_ldr -
Program crash 1 IoCs
pid pid_target Process procid_target 4608 1404 WerFault.exe 94 -
Suspicious use of WriteProcessMemory 3 IoCs
description pid Process procid_target PID 4300 wrote to memory of 1404 4300 rundll32.exe 94 PID 4300 wrote to memory of 1404 4300 rundll32.exe 94 PID 4300 wrote to memory of 1404 4300 rundll32.exe 94
Processes
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C:\Windows\system32\rundll32.exerundll32.exe C:\Users\Admin\AppData\Local\Temp\b20218683df7fb4957e0c9e4842c8043.dll,#11⤵
- Suspicious use of WriteProcessMemory
PID:4300 -
C:\Windows\SysWOW64\rundll32.exerundll32.exe C:\Users\Admin\AppData\Local\Temp\b20218683df7fb4957e0c9e4842c8043.dll,#12⤵PID:1404
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C:\Windows\SysWOW64\WerFault.exeC:\Windows\SysWOW64\WerFault.exe -u -p 1404 -s 6923⤵
- Program crash
PID:4608
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C:\Windows\SysWOW64\WerFault.exeC:\Windows\SysWOW64\WerFault.exe -pss -s 440 -p 1404 -ip 14041⤵PID:4192
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C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe"C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe" --type=utility --utility-sub-type=asset_store.mojom.AssetStoreService --lang=en-US --service-sandbox-type=asset_store_service --no-appcompat-clear --mojo-platform-channel-handle=4076 --field-trial-handle=2972,i,4036376905309803364,5412922217215781933,262144 --variations-seed-version /prefetch:81⤵PID:4880