Analysis
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max time kernel
126s -
max time network
112s -
platform
windows10_x64 -
resource
win10v20201028 -
submitted
17-02-2021 02:13
Behavioral task
behavioral1
Sample
stealer.dll
Resource
win7v20201028
General
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Target
stealer.dll
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Size
5.2MB
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MD5
3a4299537272d8671d85c99c17918e99
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SHA1
93ff8577a13146091e40349fa523a6f54bd5fa2a
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SHA256
83a67ecd166b919255b264718993c284a3238971a24c939c45e0c525f3361a43
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SHA512
29011d41fdfc35cf3a4fe84fc08536bf1aa2afae2954227c58c53bbd922dcbfe256c43844e4153b56888f0e648dc57ad25d9bf15abe0dfb5796c2276b2ff1d28
Malware Config
Extracted
danabot
1732
21
149.129.212.179:443
47.254.247.133:443
159.89.114.62:443
138.197.139.56:443
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embedded_hash
DE6DF8FA2198DD77CFD93D89D8ECC62D
Signatures
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Blocklisted process makes network request 1 IoCs
Processes:
RUNDLL32.EXEflow pid process 8 480 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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Enumerates physical storage devices 1 TTPs
Attempts to interact with connected storage/optical drive(s). Likely ransomware behaviour.
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Checks processor information in registry 2 TTPs 2 IoCs
Processor information is often read in order to detect sandboxing environments.
Processes:
RUNDLL32.EXEdescription ioc process Key opened \REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\CentralProcessor\0 RUNDLL32.EXE Key value queried \REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\CentralProcessor\0\ProcessorNameString RUNDLL32.EXE -
Suspicious behavior: EnumeratesProcesses 8 IoCs
Processes:
powershell.exeRUNDLL32.EXEpowershell.exepid process 1956 powershell.exe 1956 powershell.exe 1956 powershell.exe 480 RUNDLL32.EXE 480 RUNDLL32.EXE 1004 powershell.exe 1004 powershell.exe 1004 powershell.exe -
Suspicious use of AdjustPrivilegeToken 4 IoCs
Processes:
rundll32.exeRUNDLL32.EXEpowershell.exepowershell.exedescription pid process Token: SeDebugPrivilege 1444 rundll32.exe Token: SeDebugPrivilege 480 RUNDLL32.EXE Token: SeDebugPrivilege 1956 powershell.exe Token: SeDebugPrivilege 1004 powershell.exe -
Suspicious use of FindShellTrayWindow 1 IoCs
Processes:
RUNDLL32.EXEpid process 480 RUNDLL32.EXE -
Suspicious use of WriteProcessMemory 21 IoCs
Processes:
rundll32.exerundll32.exeRUNDLL32.EXEpowershell.exedescription pid process target process PID 812 wrote to memory of 1444 812 rundll32.exe rundll32.exe PID 812 wrote to memory of 1444 812 rundll32.exe rundll32.exe PID 812 wrote to memory of 1444 812 rundll32.exe rundll32.exe PID 1444 wrote to memory of 480 1444 rundll32.exe RUNDLL32.EXE PID 1444 wrote to memory of 480 1444 rundll32.exe RUNDLL32.EXE PID 1444 wrote to memory of 480 1444 rundll32.exe RUNDLL32.EXE PID 480 wrote to memory of 1956 480 RUNDLL32.EXE powershell.exe PID 480 wrote to memory of 1956 480 RUNDLL32.EXE powershell.exe PID 480 wrote to memory of 1956 480 RUNDLL32.EXE powershell.exe PID 480 wrote to memory of 1004 480 RUNDLL32.EXE powershell.exe PID 480 wrote to memory of 1004 480 RUNDLL32.EXE powershell.exe PID 480 wrote to memory of 1004 480 RUNDLL32.EXE powershell.exe PID 1004 wrote to memory of 2288 1004 powershell.exe nslookup.exe PID 1004 wrote to memory of 2288 1004 powershell.exe nslookup.exe PID 1004 wrote to memory of 2288 1004 powershell.exe nslookup.exe PID 480 wrote to memory of 1068 480 RUNDLL32.EXE schtasks.exe PID 480 wrote to memory of 1068 480 RUNDLL32.EXE schtasks.exe PID 480 wrote to memory of 1068 480 RUNDLL32.EXE schtasks.exe PID 480 wrote to memory of 2120 480 RUNDLL32.EXE schtasks.exe PID 480 wrote to memory of 2120 480 RUNDLL32.EXE schtasks.exe PID 480 wrote to memory of 2120 480 RUNDLL32.EXE schtasks.exe
Processes
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C:\Windows\system32\rundll32.exerundll32.exe C:\Users\Admin\AppData\Local\Temp\stealer.dll,#11⤵
- Suspicious use of WriteProcessMemory
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C:\Windows\SysWOW64\rundll32.exerundll32.exe C:\Users\Admin\AppData\Local\Temp\stealer.dll,#12⤵
- 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\stealer.dll,PzgHXKkYBVz63⤵
- Blocklisted process makes network request
- Checks processor information in registry
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of FindShellTrayWindow
- Suspicious use of WriteProcessMemory
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C:\Windows\SysWOW64\WindowsPowerShell\v1.0\powershell.exe"C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe" -Executionpolicy bypass -File "C:\Users\Admin\AppData\Local\Temp\tmp8D90.tmp.ps1"4⤵
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
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C:\Windows\SysWOW64\WindowsPowerShell\v1.0\powershell.exe"C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe" -Executionpolicy bypass -File "C:\Users\Admin\AppData\Local\Temp\tmpB425.tmp.ps1"4⤵
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
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C:\Windows\SysWOW64\nslookup.exe"C:\Windows\system32\nslookup.exe" -type=any localhost5⤵
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C:\Windows\SysWOW64\schtasks.exeschtasks /End /tn \Microsoft\Windows\Wininet\CacheTask4⤵
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C:\Windows\SysWOW64\schtasks.exeschtasks /Run /tn \Microsoft\Windows\Wininet\CacheTask4⤵
Network
MITRE ATT&CK Matrix ATT&CK v6
Replay Monitor
Loading Replay Monitor...
Downloads
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C:\Users\Admin\AppData\Local\Microsoft\CLR_v4.0_32\UsageLogs\powershell.exe.logMD5
47eebe401625bbc55e75dbfb72e9e89a
SHA1db3b2135942d2532c59b9788253638eb77e5995e
SHA256f1cd56000c44bbdb6880b5b133731f493fe8cba8198c5a861da6ae7b489ed0c3
SHA512590b149863d58be346e7927c28501375cc570858d2f156d234b03d68b86c5c0667a1038e2b6f6639172bf95638ca9f7c70f45270951abbcdf43b1be853b81d56
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C:\Users\Admin\AppData\Local\Microsoft\Windows\PowerShell\StartupProfileData-NonInteractiveMD5
45ecc9f5fc72a96fb35fe975d3e68b54
SHA1ade8167640de906ba1e092645dc1575fcad52ecc
SHA2563be642dbb5b3309e3fde9e523e592759f7c95dc75e96c51b315016e41039958e
SHA512e32936d0417dd4e05c44af4373b4ce7a1f5052c046cd6917a49f52f0eaa9da5e254a74d16c648c2ebd1af9b098c95210def5e8a7b7bdca1ff8efb55d67409f4d
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C:\Users\Admin\AppData\Local\Temp\tmp8D90.tmp.ps1MD5
271b71dd2181ee0fcdaa5f1ed34989b0
SHA1d6fc9e858c5a17b5b14a37cbbd0708fb1a43841c
SHA25640031f2f2f8b658f4bf4e844ec0840a6ce0d8e98ff74d314e8903235b1118933
SHA5125d1765217797da27a6dce74eacd329e20dae64633be1612c9394eb9616fb886836ce766efe70ac1ef1ca4589df81abc2a7b8ece0d4e4ab2ddeba09ec5bc0212b
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C:\Users\Admin\AppData\Local\Temp\tmp8D91.tmpMD5
c416c12d1b2b1da8c8655e393b544362
SHA1fb1a43cd8e1c556c2d25f361f42a21293c29e447
SHA2560600d59103840dff210778179fdfba904dcb737a4bfdb35384608698c86ea046
SHA512cb6d3636be4330aa2fd577c3636d0b7165f92ee817e98f21180ba0c918eb76f4e38f025086593a0e508234ca981cfec2c53482b0e9cc0acfa885fefbdf89913c
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C:\Users\Admin\AppData\Local\Temp\tmpB425.tmp.ps1MD5
24e3570fab900a0bffc9e41779b0d702
SHA10fb737fd84127dee564e0570063143cdee5e4a77
SHA2568c30841be304903a978c8278fd4145bd130964dba99a5eb5747639f75c806e35
SHA512961f4d22ad4007fe8d11ceb02a2ec1031e1e2a6fdbf55ccc57a46308bf00b177203863b89a27dc0da3751f3f2f29716293dca4bb72204bdd5629663432e65dda
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C:\Users\Admin\AppData\Local\Temp\tmpB426.tmpMD5
1860260b2697808b80802352fe324782
SHA1f07b4cb6a8133d8dd942fc285d63cb3ce5a1ed6b
SHA2560c4bb6ae7726faa47aef8459bcf37bf9ca16f0b93fd52790932adaf7845d1fb1
SHA512d9fd458e2fe871e93199d7f3783133ded898d824024d9525e8c9af2af31892b13f3fb147d3bfda7dfd7659b7072f5cd1d6c3ebfe2dbf5893afd00e59a96aa94f
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memory/480-4-0x0000000000000000-mapping.dmp
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memory/480-5-0x0000000000CB1000-0x0000000001133000-memory.dmpFilesize
4.5MB
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memory/1004-39-0x0000000007E50000-0x0000000007E51000-memory.dmpFilesize
4KB
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memory/1004-37-0x00000000066D2000-0x00000000066D3000-memory.dmpFilesize
4KB
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memory/1004-36-0x00000000066D0000-0x00000000066D1000-memory.dmpFilesize
4KB
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memory/1004-46-0x00000000066D3000-0x00000000066D4000-memory.dmpFilesize
4KB
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memory/1004-34-0x00000000074B0000-0x00000000074B1000-memory.dmpFilesize
4KB
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memory/1004-28-0x0000000071150000-0x000000007183E000-memory.dmpFilesize
6.9MB
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memory/1004-26-0x0000000000000000-mapping.dmp
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memory/1068-47-0x0000000000000000-mapping.dmp
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memory/1444-2-0x0000000000000000-mapping.dmp
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memory/1444-3-0x0000000004901000-0x0000000004D83000-memory.dmpFilesize
4.5MB
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memory/1956-11-0x0000000004982000-0x0000000004983000-memory.dmpFilesize
4KB
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memory/1956-15-0x0000000007CA0000-0x0000000007CA1000-memory.dmpFilesize
4KB
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memory/1956-22-0x0000000009180000-0x0000000009181000-memory.dmpFilesize
4KB
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memory/1956-23-0x0000000006FC0000-0x0000000006FC1000-memory.dmpFilesize
4KB
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memory/1956-20-0x0000000008530000-0x0000000008531000-memory.dmpFilesize
4KB
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memory/1956-25-0x0000000004983000-0x0000000004984000-memory.dmpFilesize
4KB
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memory/1956-18-0x0000000008420000-0x0000000008421000-memory.dmpFilesize
4KB
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memory/1956-17-0x0000000008570000-0x0000000008571000-memory.dmpFilesize
4KB
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memory/1956-16-0x0000000008010000-0x0000000008011000-memory.dmpFilesize
4KB
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memory/1956-21-0x0000000009C00000-0x0000000009C01000-memory.dmpFilesize
4KB
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memory/1956-14-0x0000000007A50000-0x0000000007A51000-memory.dmpFilesize
4KB
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memory/1956-13-0x0000000007C30000-0x0000000007C31000-memory.dmpFilesize
4KB
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memory/1956-12-0x00000000079B0000-0x00000000079B1000-memory.dmpFilesize
4KB
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memory/1956-10-0x0000000007340000-0x0000000007341000-memory.dmpFilesize
4KB
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memory/1956-9-0x0000000004930000-0x0000000004931000-memory.dmpFilesize
4KB
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memory/1956-6-0x0000000000000000-mapping.dmp
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memory/1956-8-0x0000000004980000-0x0000000004981000-memory.dmpFilesize
4KB
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memory/1956-7-0x0000000071280000-0x000000007196E000-memory.dmpFilesize
6.9MB
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memory/2120-48-0x0000000000000000-mapping.dmp
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memory/2288-44-0x0000000000000000-mapping.dmp