Analysis
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max time kernel
189s -
max time network
178s -
platform
windows10-2004_x64 -
resource
win10v2004-en-20220113 -
submitted
20-03-2022 00:19
Static task
static1
Behavioral task
behavioral1
Sample
bb4c88583023fafeee47f8afab8fdde22097a3c5e11a093015bd37ea484214d2.exe
Resource
win7-20220311-en
General
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Target
bb4c88583023fafeee47f8afab8fdde22097a3c5e11a093015bd37ea484214d2.exe
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Size
4.4MB
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MD5
e72f1123ef4ee2504cf3ce6a7ea180ce
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SHA1
f94524da4b2611a486b8271b6406139de994fe75
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SHA256
bb4c88583023fafeee47f8afab8fdde22097a3c5e11a093015bd37ea484214d2
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SHA512
e8ab0aad21ac8baf61331bf39233d7c837e3520dfa86e4ca7620d419e4d2732f7ab185720eebab2213df978f484bc4efcd51ce8219226b6f1e0e4eff7378e99d
Malware Config
Extracted
danabot
1732
3
104.144.64.163:443
108.62.141.152:443
108.62.118.103:443
192.241.101.68:443
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embedded_hash
49574F66CD0103BBD725C08A9805C2BE
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type
main
Signatures
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Blocklisted process makes network request 4 IoCs
Processes:
RUNDLL32.EXEflow pid process 21 1332 RUNDLL32.EXE 25 1332 RUNDLL32.EXE 28 1332 RUNDLL32.EXE 29 1332 RUNDLL32.EXE -
Loads dropped DLL 3 IoCs
Processes:
rundll32.exeRUNDLL32.EXEpid process 4728 rundll32.exe 4728 rundll32.exe 1332 RUNDLL32.EXE -
Reads user/profile data of web browsers 2 TTPs
Infostealers often target stored browser data, which can include saved credentials etc.
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Checks installed software on the system 1 TTPs
Looks up Uninstall key entries in the registry to enumerate software on the system.
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Program crash 1 IoCs
Processes:
WerFault.exepid pid_target process target process 1348 1672 WerFault.exe bb4c88583023fafeee47f8afab8fdde22097a3c5e11a093015bd37ea484214d2.exe -
Suspicious use of AdjustPrivilegeToken 2 IoCs
Processes:
rundll32.exeRUNDLL32.EXEdescription pid process Token: SeDebugPrivilege 4728 rundll32.exe Token: SeDebugPrivilege 1332 RUNDLL32.EXE -
Suspicious use of WriteProcessMemory 6 IoCs
Processes:
bb4c88583023fafeee47f8afab8fdde22097a3c5e11a093015bd37ea484214d2.exerundll32.exedescription pid process target process PID 1672 wrote to memory of 4728 1672 bb4c88583023fafeee47f8afab8fdde22097a3c5e11a093015bd37ea484214d2.exe rundll32.exe PID 1672 wrote to memory of 4728 1672 bb4c88583023fafeee47f8afab8fdde22097a3c5e11a093015bd37ea484214d2.exe rundll32.exe PID 1672 wrote to memory of 4728 1672 bb4c88583023fafeee47f8afab8fdde22097a3c5e11a093015bd37ea484214d2.exe rundll32.exe PID 4728 wrote to memory of 1332 4728 rundll32.exe RUNDLL32.EXE PID 4728 wrote to memory of 1332 4728 rundll32.exe RUNDLL32.EXE PID 4728 wrote to memory of 1332 4728 rundll32.exe RUNDLL32.EXE
Processes
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C:\Users\Admin\AppData\Local\Temp\bb4c88583023fafeee47f8afab8fdde22097a3c5e11a093015bd37ea484214d2.exe"C:\Users\Admin\AppData\Local\Temp\bb4c88583023fafeee47f8afab8fdde22097a3c5e11a093015bd37ea484214d2.exe"1⤵
- Suspicious use of WriteProcessMemory
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C:\Windows\SysWOW64\rundll32.exeC:\Windows\system32\rundll32.exe C:\Users\Admin\AppData\Local\Temp\BB4C88~1.DLL,Z C:\Users\Admin\AppData\Local\Temp\BB4C88~1.EXE2⤵
- Loads dropped DLL
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
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C:\Windows\SysWOW64\RUNDLL32.EXEC:\Windows\system32\RUNDLL32.EXE C:\Users\Admin\AppData\Local\Temp\BB4C88~1.DLL,SyohTA==3⤵
- Blocklisted process makes network request
- Loads dropped DLL
- Suspicious use of AdjustPrivilegeToken
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C:\Windows\SysWOW64\WerFault.exeC:\Windows\SysWOW64\WerFault.exe -u -p 1672 -s 5122⤵
- Program crash
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C:\Windows\SysWOW64\WerFault.exeC:\Windows\SysWOW64\WerFault.exe -pss -s 460 -p 1672 -ip 16721⤵
Network
MITRE ATT&CK Matrix ATT&CK v6
Replay Monitor
Loading Replay Monitor...
Downloads
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C:\Users\Admin\AppData\Local\Temp\BB4C88~1.DLLMD5
80c27a0cac95f247dd676d73b07e36a8
SHA145c827c2c1a6c337a2df16fb4444e1a9b0256953
SHA2565db619b5f77fbe396f4be5367d2d00893dc4b09e76c0bcef0a047ce7d9106261
SHA512f01785f5471bc7f147dc37821a1334cd1f6c81b8b4e5dbd2fd5fed8b1f78ff3114c0e0573cc452c1314265a36fbdeaa872d0bad2b92b79ad4cdc7719c79659e6
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C:\Users\Admin\AppData\Local\Temp\BB4C88~1.EXE.dllMD5
80c27a0cac95f247dd676d73b07e36a8
SHA145c827c2c1a6c337a2df16fb4444e1a9b0256953
SHA2565db619b5f77fbe396f4be5367d2d00893dc4b09e76c0bcef0a047ce7d9106261
SHA512f01785f5471bc7f147dc37821a1334cd1f6c81b8b4e5dbd2fd5fed8b1f78ff3114c0e0573cc452c1314265a36fbdeaa872d0bad2b92b79ad4cdc7719c79659e6
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C:\Users\Admin\AppData\Local\Temp\BB4C88~1.EXE.dllMD5
80c27a0cac95f247dd676d73b07e36a8
SHA145c827c2c1a6c337a2df16fb4444e1a9b0256953
SHA2565db619b5f77fbe396f4be5367d2d00893dc4b09e76c0bcef0a047ce7d9106261
SHA512f01785f5471bc7f147dc37821a1334cd1f6c81b8b4e5dbd2fd5fed8b1f78ff3114c0e0573cc452c1314265a36fbdeaa872d0bad2b92b79ad4cdc7719c79659e6
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C:\Users\Admin\AppData\Local\Temp\BB4C88~1.EXE.dllMD5
80c27a0cac95f247dd676d73b07e36a8
SHA145c827c2c1a6c337a2df16fb4444e1a9b0256953
SHA2565db619b5f77fbe396f4be5367d2d00893dc4b09e76c0bcef0a047ce7d9106261
SHA512f01785f5471bc7f147dc37821a1334cd1f6c81b8b4e5dbd2fd5fed8b1f78ff3114c0e0573cc452c1314265a36fbdeaa872d0bad2b92b79ad4cdc7719c79659e6
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memory/1332-144-0x0000000002C20000-0x000000000327F000-memory.dmpFilesize
6.4MB
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memory/1332-141-0x0000000002C20000-0x000000000327F000-memory.dmpFilesize
6.4MB
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memory/1672-130-0x0000000005AAD000-0x0000000005E78000-memory.dmpFilesize
3.8MB
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memory/1672-132-0x0000000000400000-0x0000000005527000-memory.dmpFilesize
81.2MB
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memory/1672-131-0x0000000005E80000-0x000000000625D000-memory.dmpFilesize
3.9MB
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memory/4728-136-0x0000000002230000-0x00000000025FB000-memory.dmpFilesize
3.8MB
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memory/4728-139-0x0000000003310000-0x0000000003311000-memory.dmpFilesize
4KB
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memory/4728-138-0x0000000002A80000-0x00000000030DF000-memory.dmpFilesize
6.4MB
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memory/4728-137-0x0000000002A80000-0x00000000030DF000-memory.dmpFilesize
6.4MB