Analysis
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max time kernel
148s -
max time network
144s -
platform
windows10-2004_x64 -
resource
win10v2004-20231215-en -
resource tags
arch:x64arch:x86image:win10v2004-20231215-enlocale:en-usos:windows10-2004-x64system -
submitted
22-12-2023 15:10
Static task
static1
1 signatures
Behavioral task
behavioral1
Sample
d3438a8bcc669555023c27a6eac21cfd.dll
Resource
win7-20231215-en
windows7-x64
4 signatures
150 seconds
General
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Target
d3438a8bcc669555023c27a6eac21cfd.dll
-
Size
184KB
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MD5
d3438a8bcc669555023c27a6eac21cfd
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SHA1
37c2a5bff1ee8cea4254ec6e764149982998b199
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SHA256
e75810da791d76320294dc8d9ccf9bcbde97c28f4d8145171bdfef651ddbf46a
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SHA512
84d792dd14a37c6a58aca322c3e5865c2d9a65913af72c6ac59b6db306baf414909a188b5302ceee66bdec7fa1661ed5847d918b50b7498ed317dbc28bbb2a86
-
SSDEEP
3072:2gkQz1PuOprc+kq6VNOe3qbarVEpZlcbBacS9nOdg6dA4l:nPFkq6zOe5ilSanOtd
Malware Config
Extracted
Family
dridex
Botnet
22201
C2
103.75.201.2:443
158.223.1.108:6225
165.22.28.242:4664
rc4.plain
rc4.plain
Signatures
-
resource yara_rule behavioral2/memory/3188-0-0x0000000075000000-0x0000000075030000-memory.dmp dridex_ldr -
Program crash 1 IoCs
pid pid_target Process procid_target 4484 3188 WerFault.exe 16 -
Suspicious use of WriteProcessMemory 3 IoCs
description pid Process procid_target PID 4396 wrote to memory of 3188 4396 rundll32.exe 16 PID 4396 wrote to memory of 3188 4396 rundll32.exe 16 PID 4396 wrote to memory of 3188 4396 rundll32.exe 16
Processes
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C:\Windows\SysWOW64\rundll32.exerundll32.exe C:\Users\Admin\AppData\Local\Temp\d3438a8bcc669555023c27a6eac21cfd.dll,#11⤵PID:3188
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C:\Windows\SysWOW64\WerFault.exeC:\Windows\SysWOW64\WerFault.exe -u -p 3188 -s 6162⤵
- Program crash
PID:4484
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C:\Windows\system32\rundll32.exerundll32.exe C:\Users\Admin\AppData\Local\Temp\d3438a8bcc669555023c27a6eac21cfd.dll,#11⤵
- Suspicious use of WriteProcessMemory
PID:4396
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C:\Windows\SysWOW64\WerFault.exeC:\Windows\SysWOW64\WerFault.exe -pss -s 200 -p 3188 -ip 31881⤵PID:3704