Analysis
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max time kernel
136s -
max time network
137s -
platform
windows7_x64 -
resource
win7v20210410 -
submitted
21-04-2021 17:58
Static task
static1
Behavioral task
behavioral1
Sample
28e39da00a2f937d8ab4e40ae881946ba0ac45798374834ef35c33f4674321ef.dll
Resource
win7v20210410
windows7_x64
0 signatures
0 seconds
General
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Target
28e39da00a2f937d8ab4e40ae881946ba0ac45798374834ef35c33f4674321ef.dll
-
Size
160KB
-
MD5
ad8425516c323388610adc7d8e7edc26
-
SHA1
76bee38dfdf07b5f1688278d1f4c9e79aa071106
-
SHA256
28e39da00a2f937d8ab4e40ae881946ba0ac45798374834ef35c33f4674321ef
-
SHA512
a5c3c2d571c5fb3aa741f7b618ee7322714a471268d02827b94ee90107f29f5fc62973d7cbd797d20b2717e39f6a486b242ca42e9c123d68ecb01cf6c33aee07
Malware Config
Extracted
Family
dridex
Botnet
40111
C2
94.247.168.64:443
159.203.93.122:8172
50.116.27.97:2303
rc4.plain
rc4.plain
Signatures
-
Processes:
resource yara_rule behavioral1/memory/2008-61-0x0000000074750000-0x000000007477E000-memory.dmp dridex_ldr -
Processes:
rundll32.exedescription ioc process Key value queried \REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows\CurrentVersion\Policies\System\EnableLUA rundll32.exe -
Suspicious use of WriteProcessMemory 7 IoCs
Processes:
rundll32.exedescription pid process target process PID 1096 wrote to memory of 2008 1096 rundll32.exe rundll32.exe PID 1096 wrote to memory of 2008 1096 rundll32.exe rundll32.exe PID 1096 wrote to memory of 2008 1096 rundll32.exe rundll32.exe PID 1096 wrote to memory of 2008 1096 rundll32.exe rundll32.exe PID 1096 wrote to memory of 2008 1096 rundll32.exe rundll32.exe PID 1096 wrote to memory of 2008 1096 rundll32.exe rundll32.exe PID 1096 wrote to memory of 2008 1096 rundll32.exe rundll32.exe
Processes
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C:\Windows\system32\rundll32.exerundll32.exe C:\Users\Admin\AppData\Local\Temp\28e39da00a2f937d8ab4e40ae881946ba0ac45798374834ef35c33f4674321ef.dll,#11⤵
- Suspicious use of WriteProcessMemory
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C:\Windows\SysWOW64\rundll32.exerundll32.exe C:\Users\Admin\AppData\Local\Temp\28e39da00a2f937d8ab4e40ae881946ba0ac45798374834ef35c33f4674321ef.dll,#12⤵
- Checks whether UAC is enabled
Network
MITRE ATT&CK Matrix ATT&CK v6
Replay Monitor
Loading Replay Monitor...
Downloads
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memory/2008-59-0x0000000000000000-mapping.dmp
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memory/2008-60-0x0000000075281000-0x0000000075283000-memory.dmpFilesize
8KB
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memory/2008-61-0x0000000074750000-0x000000007477E000-memory.dmpFilesize
184KB
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memory/2008-63-0x0000000000190000-0x0000000000196000-memory.dmpFilesize
24KB