Analysis
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max time kernel
123s -
max time network
143s -
platform
windows7_x64 -
resource
win7-en-20211208 -
submitted
20-12-2021 23:19
Static task
static1
Behavioral task
behavioral1
Sample
SecuriteInfo.com.W32.AIDetect.malware1.19988.15866.dll
Resource
win7-en-20211208
windows7_x64
0 signatures
0 seconds
General
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Target
SecuriteInfo.com.W32.AIDetect.malware1.19988.15866.dll
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Size
468KB
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MD5
eb72af61199b77c1ef42f61b43c28abf
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SHA1
771925b37acbab76dfb973f24a0b08bc8c224fb3
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SHA256
649b719b3ee467ea1a1c824cfc5db7a1eae33b05b9182ee4190541d32bf96b8d
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SHA512
49b49e506b63d918fe077b4c620be9eca20b940db74f8527511f8b0863fa6326084fc2772d21982e4f52a9a6efcdd5503bd9f247a631fe615c7e2abc5dc3310a
Malware Config
Extracted
Family
dridex
Botnet
22206
C2
120.50.40.185:443
139.59.14.223:8172
121.40.104.209:6602
139.162.113.169:593
rc4.plain
rc4.plain
Signatures
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Processes:
resource yara_rule behavioral1/memory/1864-56-0x00000000747D0000-0x0000000074846000-memory.dmp dridex_ldr -
Program crash 1 IoCs
Processes:
WerFault.exepid pid_target process target process 1660 1864 WerFault.exe rundll32.exe -
Suspicious behavior: EnumeratesProcesses 4 IoCs
Processes:
WerFault.exepid process 1660 WerFault.exe 1660 WerFault.exe 1660 WerFault.exe 1660 WerFault.exe -
Suspicious behavior: GetForegroundWindowSpam 1 IoCs
Processes:
WerFault.exepid process 1660 WerFault.exe -
Suspicious use of AdjustPrivilegeToken 1 IoCs
Processes:
WerFault.exedescription pid process Token: SeDebugPrivilege 1660 WerFault.exe -
Suspicious use of WriteProcessMemory 11 IoCs
Processes:
rundll32.exerundll32.exedescription pid process target process PID 740 wrote to memory of 1864 740 rundll32.exe rundll32.exe PID 740 wrote to memory of 1864 740 rundll32.exe rundll32.exe PID 740 wrote to memory of 1864 740 rundll32.exe rundll32.exe PID 740 wrote to memory of 1864 740 rundll32.exe rundll32.exe PID 740 wrote to memory of 1864 740 rundll32.exe rundll32.exe PID 740 wrote to memory of 1864 740 rundll32.exe rundll32.exe PID 740 wrote to memory of 1864 740 rundll32.exe rundll32.exe PID 1864 wrote to memory of 1660 1864 rundll32.exe WerFault.exe PID 1864 wrote to memory of 1660 1864 rundll32.exe WerFault.exe PID 1864 wrote to memory of 1660 1864 rundll32.exe WerFault.exe PID 1864 wrote to memory of 1660 1864 rundll32.exe WerFault.exe
Processes
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C:\Windows\system32\rundll32.exerundll32.exe C:\Users\Admin\AppData\Local\Temp\SecuriteInfo.com.W32.AIDetect.malware1.19988.15866.dll,#11⤵
- Suspicious use of WriteProcessMemory
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C:\Windows\SysWOW64\rundll32.exerundll32.exe C:\Users\Admin\AppData\Local\Temp\SecuriteInfo.com.W32.AIDetect.malware1.19988.15866.dll,#12⤵
- Suspicious use of WriteProcessMemory
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C:\Windows\SysWOW64\WerFault.exeC:\Windows\SysWOW64\WerFault.exe -u -p 1864 -s 2483⤵
- Program crash
- Suspicious behavior: EnumeratesProcesses
- Suspicious behavior: GetForegroundWindowSpam
- Suspicious use of AdjustPrivilegeToken
Network
MITRE ATT&CK Matrix
Replay Monitor
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Downloads
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memory/1660-59-0x0000000000000000-mapping.dmp
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memory/1660-60-0x0000000001C50000-0x0000000001C51000-memory.dmpFilesize
4KB
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memory/1864-54-0x0000000000000000-mapping.dmp
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memory/1864-55-0x0000000076041000-0x0000000076043000-memory.dmpFilesize
8KB
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memory/1864-56-0x00000000747D0000-0x0000000074846000-memory.dmpFilesize
472KB
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memory/1864-58-0x00000000001F0000-0x00000000001F6000-memory.dmpFilesize
24KB