Analysis
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max time kernel
79s -
max time network
117s -
platform
windows10_x64 -
resource
win10v20210408 -
submitted
07-09-2021 13:52
Static task
static1
Behavioral task
behavioral1
Sample
3c2940b64a3a84753557f333cdf88579.exe
Resource
win7-en
Behavioral task
behavioral2
Sample
3c2940b64a3a84753557f333cdf88579.exe
Resource
win10v20210408
General
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Target
3c2940b64a3a84753557f333cdf88579.exe
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Size
523KB
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MD5
3c2940b64a3a84753557f333cdf88579
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SHA1
ccb618ffe2712c09fce140bef6e92b60803b2e24
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SHA256
90acd1725a515f9f61d6c625dc5d347046f8160a87ec10282435eadffe9d7177
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SHA512
a0cb9dfc852864133575f5eafa797bf71c659e96338a8025000e311a7b3e98f43b776d0d9cc42080b7979eee6c74746e5820bfc2b651bfdfef479866220708d6
Malware Config
Extracted
raccoon
93d3ccba4a3cbd5e268873fc1760b2335272e198
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url4cnc
https://telete.in/opa4kiprivatem
Signatures
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Downloads MZ/PE file
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Executes dropped EXE 2 IoCs
Processes:
8HZpMSL83e.exesihost.exepid process 2736 8HZpMSL83e.exe 2360 sihost.exe -
Loads dropped DLL 5 IoCs
Processes:
3c2940b64a3a84753557f333cdf88579.exepid process 604 3c2940b64a3a84753557f333cdf88579.exe 604 3c2940b64a3a84753557f333cdf88579.exe 604 3c2940b64a3a84753557f333cdf88579.exe 604 3c2940b64a3a84753557f333cdf88579.exe 604 3c2940b64a3a84753557f333cdf88579.exe -
Reads user/profile data of local email clients 2 TTPs
Email clients store some user data on disk where infostealers will often target it.
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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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Enumerates physical storage devices 1 TTPs
Attempts to interact with connected storage/optical drive(s). Likely ransomware behaviour.
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Creates scheduled task(s) 1 TTPs 2 IoCs
Schtasks is often used by malware for persistence or to perform post-infection execution.
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Delays execution with timeout.exe 1 IoCs
Processes:
timeout.exepid process 3220 timeout.exe -
Suspicious use of WriteProcessMemory 15 IoCs
Processes:
3c2940b64a3a84753557f333cdf88579.execmd.exe8HZpMSL83e.exesihost.exedescription pid process target process PID 604 wrote to memory of 2736 604 3c2940b64a3a84753557f333cdf88579.exe 8HZpMSL83e.exe PID 604 wrote to memory of 2736 604 3c2940b64a3a84753557f333cdf88579.exe 8HZpMSL83e.exe PID 604 wrote to memory of 2736 604 3c2940b64a3a84753557f333cdf88579.exe 8HZpMSL83e.exe PID 604 wrote to memory of 1584 604 3c2940b64a3a84753557f333cdf88579.exe cmd.exe PID 604 wrote to memory of 1584 604 3c2940b64a3a84753557f333cdf88579.exe cmd.exe PID 604 wrote to memory of 1584 604 3c2940b64a3a84753557f333cdf88579.exe cmd.exe PID 1584 wrote to memory of 3220 1584 cmd.exe timeout.exe PID 1584 wrote to memory of 3220 1584 cmd.exe timeout.exe PID 1584 wrote to memory of 3220 1584 cmd.exe timeout.exe PID 2736 wrote to memory of 740 2736 8HZpMSL83e.exe schtasks.exe PID 2736 wrote to memory of 740 2736 8HZpMSL83e.exe schtasks.exe PID 2736 wrote to memory of 740 2736 8HZpMSL83e.exe schtasks.exe PID 2360 wrote to memory of 4048 2360 sihost.exe schtasks.exe PID 2360 wrote to memory of 4048 2360 sihost.exe schtasks.exe PID 2360 wrote to memory of 4048 2360 sihost.exe schtasks.exe
Processes
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C:\Users\Admin\AppData\Local\Temp\3c2940b64a3a84753557f333cdf88579.exe"C:\Users\Admin\AppData\Local\Temp\3c2940b64a3a84753557f333cdf88579.exe"1⤵
- Loads dropped DLL
- Suspicious use of WriteProcessMemory
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C:\Users\Admin\AppData\Local\Temp\8HZpMSL83e.exe"C:\Users\Admin\AppData\Local\Temp\8HZpMSL83e.exe"2⤵
- Executes dropped EXE
- Suspicious use of WriteProcessMemory
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C:\Windows\SysWOW64\schtasks.exe/C /create /F /sc minute /mo 1 /tn "Azure-Update-Task" /tr "C:\Users\Admin\AppData\Roaming\Microsoft\Network\sihost.exe"3⤵
- Creates scheduled task(s)
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C:\Windows\SysWOW64\cmd.execmd.exe /C timeout /T 10 /NOBREAK > Nul & Del /f /q "C:\Users\Admin\AppData\Local\Temp\3c2940b64a3a84753557f333cdf88579.exe"2⤵
- Suspicious use of WriteProcessMemory
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C:\Windows\SysWOW64\timeout.exetimeout /T 10 /NOBREAK3⤵
- Delays execution with timeout.exe
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C:\Users\Admin\AppData\Roaming\Microsoft\Network\sihost.exeC:\Users\Admin\AppData\Roaming\Microsoft\Network\sihost.exe1⤵
- Executes dropped EXE
- Suspicious use of WriteProcessMemory
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C:\Windows\SysWOW64\schtasks.exe/C /create /F /sc minute /mo 1 /tn "Azure-Update-Task" /tr "C:\Users\Admin\AppData\Roaming\Microsoft\Network\sihost.exe"2⤵
- Creates scheduled task(s)
Network
MITRE ATT&CK Matrix ATT&CK v6
Replay Monitor
Loading Replay Monitor...
Downloads
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C:\Users\Admin\AppData\Local\Temp\8HZpMSL83e.exeMD5
12808ad42aa0290940c333ac02e1e461
SHA1b9c6bdbfb8203ce204e248f7f0a76103b964e851
SHA2568c608c68ab4d1f20e49689c59c0df0e0974e4151bc11c9b2d7b5f84cac4ba0c9
SHA5124b3dd9c32d9bb4b3c1af595f53c943f5ebf2ddf2efa4486e1aaaf529e164205692c22f1c1d960dc38ff5f94b509769f9d357142ca1747b0042f47b40c97a85ee
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C:\Users\Admin\AppData\Local\Temp\8HZpMSL83e.exeMD5
12808ad42aa0290940c333ac02e1e461
SHA1b9c6bdbfb8203ce204e248f7f0a76103b964e851
SHA2568c608c68ab4d1f20e49689c59c0df0e0974e4151bc11c9b2d7b5f84cac4ba0c9
SHA5124b3dd9c32d9bb4b3c1af595f53c943f5ebf2ddf2efa4486e1aaaf529e164205692c22f1c1d960dc38ff5f94b509769f9d357142ca1747b0042f47b40c97a85ee
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C:\Users\Admin\AppData\Roaming\Microsoft\Network\sihost.exeMD5
12808ad42aa0290940c333ac02e1e461
SHA1b9c6bdbfb8203ce204e248f7f0a76103b964e851
SHA2568c608c68ab4d1f20e49689c59c0df0e0974e4151bc11c9b2d7b5f84cac4ba0c9
SHA5124b3dd9c32d9bb4b3c1af595f53c943f5ebf2ddf2efa4486e1aaaf529e164205692c22f1c1d960dc38ff5f94b509769f9d357142ca1747b0042f47b40c97a85ee
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C:\Users\Admin\AppData\Roaming\Microsoft\Network\sihost.exeMD5
12808ad42aa0290940c333ac02e1e461
SHA1b9c6bdbfb8203ce204e248f7f0a76103b964e851
SHA2568c608c68ab4d1f20e49689c59c0df0e0974e4151bc11c9b2d7b5f84cac4ba0c9
SHA5124b3dd9c32d9bb4b3c1af595f53c943f5ebf2ddf2efa4486e1aaaf529e164205692c22f1c1d960dc38ff5f94b509769f9d357142ca1747b0042f47b40c97a85ee
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\Users\Admin\AppData\LocalLow\aD1rF3aM8r\freebl3.dllMD5
60acd24430204ad2dc7f148b8cfe9bdc
SHA1989f377b9117d7cb21cbe92a4117f88f9c7693d9
SHA2569876c53134dbbec4dcca67581f53638eba3fea3a15491aa3cf2526b71032da97
SHA512626c36e9567f57fa8ec9c36d96cbadede9c6f6734a7305ecfb9f798952bbacdfa33a1b6c4999ba5b78897dc2ec6f91870f7ec25b2ceacbaee4be942fe881db01
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\Users\Admin\AppData\LocalLow\aD1rF3aM8r\mozglue.dllMD5
eae9273f8cdcf9321c6c37c244773139
SHA18378e2a2f3635574c106eea8419b5eb00b8489b0
SHA256a0c6630d4012ae0311ff40f4f06911bcf1a23f7a4762ce219b8dffa012d188cc
SHA51206e43e484a89cea9ba9b9519828d38e7c64b040f44cdaeb321cbda574e7551b11fea139ce3538f387a0a39a3d8c4cba7f4cf03e4a3c98db85f8121c2212a9097
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\Users\Admin\AppData\LocalLow\aD1rF3aM8r\nss3.dllMD5
02cc7b8ee30056d5912de54f1bdfc219
SHA1a6923da95705fb81e368ae48f93d28522ef552fb
SHA2561989526553fd1e1e49b0fea8036822ca062d3d39c4cab4a37846173d0f1753d5
SHA5120d5dfcf4fb19b27246fa799e339d67cd1b494427783f379267fb2d10d615ffb734711bab2c515062c078f990a44a36f2d15859b1dacd4143dcc35b5c0cee0ef5
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\Users\Admin\AppData\LocalLow\aD1rF3aM8r\softokn3.dllMD5
4e8df049f3459fa94ab6ad387f3561ac
SHA106ed392bc29ad9d5fc05ee254c2625fd65925114
SHA25625a4dae37120426ab060ebb39b7030b3e7c1093cc34b0877f223b6843b651871
SHA5123dd4a86f83465989b2b30c240a7307edd1b92d5c1d5c57d47eff287dc9daa7bace157017908d82e00be90f08ff5badb68019ffc9d881440229dcea5038f61cd6
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\Users\Admin\AppData\LocalLow\sqlite3.dllMD5
f964811b68f9f1487c2b41e1aef576ce
SHA1b423959793f14b1416bc3b7051bed58a1034025f
SHA25683bc57dcf282264f2b00c21ce0339eac20fcb7401f7c5472c0cd0c014844e5f7
SHA512565b1a7291c6fcb63205907fcd9e72fc2e11ca945afc4468c378edba882e2f314c2ac21a7263880ff7d4b84c2a1678024c1ac9971ac1c1de2bfa4248ec0f98c4
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memory/604-114-0x00000000048B0000-0x000000000493F000-memory.dmpFilesize
572KB
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memory/604-115-0x0000000000400000-0x0000000002B8D000-memory.dmpFilesize
39.6MB
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memory/740-126-0x0000000000000000-mapping.dmp
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memory/1584-124-0x0000000000000000-mapping.dmp
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memory/2360-131-0x0000000002BA0000-0x0000000002BA4000-memory.dmpFilesize
16KB
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memory/2360-133-0x0000000000400000-0x0000000002B4E000-memory.dmpFilesize
39.3MB
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memory/2736-121-0x0000000000000000-mapping.dmp
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memory/2736-128-0x0000000000400000-0x0000000002B4E000-memory.dmpFilesize
39.3MB
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memory/2736-127-0x0000000002BB0000-0x0000000002CFA000-memory.dmpFilesize
1.3MB
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memory/3220-125-0x0000000000000000-mapping.dmp
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memory/4048-132-0x0000000000000000-mapping.dmp