Analysis
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max time kernel
48s -
max time network
115s -
platform
windows10_x64 -
resource
win10v20210410 -
submitted
16-08-2021 14:46
Static task
static1
Behavioral task
behavioral1
Sample
3d2464f216fefa68655ac55172064d74.exe
Resource
win7v20210410
Behavioral task
behavioral2
Sample
3d2464f216fefa68655ac55172064d74.exe
Resource
win10v20210410
General
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Target
3d2464f216fefa68655ac55172064d74.exe
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Size
1.1MB
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MD5
3d2464f216fefa68655ac55172064d74
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SHA1
99d8c98dfe10512411122d7f0c84b70fa86508d5
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SHA256
14a0d25b4d33216e9110c9588fa3168105efdad28827e772c4798337544eb708
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SHA512
e73727d834658727c06a78b3f1969021195546057a0f685808c406a22bde6543e45f63d170c8ef21d52b174e9aa76b5903f0e46a34164ea2bfde1de4977d5d15
Malware Config
Extracted
azorult
http://195.245.112.115/index.php
Extracted
oski
kullasa.ac.ug
Extracted
raccoon
c81fb6015c832710f869f6911e1aec18747e0184
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url4cnc
https://telete.in/brikitiki
Signatures
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Azorult
An information stealer that was first discovered in 2016, targeting browsing history and passwords.
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Oski
Oski is an infostealer targeting browser data, crypto wallets.
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suricata: ET MALWARE Suspicious Zipped Filename in Outbound POST Request (Passwords.txt)
suricata: ET MALWARE Suspicious Zipped Filename in Outbound POST Request (Passwords.txt)
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suricata: ET MALWARE Vidar/Arkei/Megumin/Oski Stealer Data Exfil
suricata: ET MALWARE Vidar/Arkei/Megumin/Oski Stealer Data Exfil
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suricata: ET MALWARE Win32/AZORult V3.3 Client Checkin M16
suricata: ET MALWARE Win32/AZORult V3.3 Client Checkin M16
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Downloads MZ/PE file
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Executes dropped EXE 4 IoCs
Processes:
Acvxgfds.exeBdsfgsdf.exeAcvxgfds.exeBdsfgsdf.exepid process 2064 Acvxgfds.exe 2296 Bdsfgsdf.exe 2220 Acvxgfds.exe 4032 Bdsfgsdf.exe -
Loads dropped DLL 4 IoCs
Processes:
Bdsfgsdf.exe3d2464f216fefa68655ac55172064d74.exepid process 4032 Bdsfgsdf.exe 4032 Bdsfgsdf.exe 4032 Bdsfgsdf.exe 3624 3d2464f216fefa68655ac55172064d74.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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Accesses cryptocurrency files/wallets, possible credential harvesting 2 TTPs
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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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Suspicious use of NtSetInformationThreadHideFromDebugger 6 IoCs
Processes:
Acvxgfds.exeBdsfgsdf.exe3d2464f216fefa68655ac55172064d74.exepid process 2220 Acvxgfds.exe 2220 Acvxgfds.exe 4032 Bdsfgsdf.exe 4032 Bdsfgsdf.exe 3624 3d2464f216fefa68655ac55172064d74.exe 3624 3d2464f216fefa68655ac55172064d74.exe -
Suspicious use of SetThreadContext 3 IoCs
Processes:
Acvxgfds.exeBdsfgsdf.exe3d2464f216fefa68655ac55172064d74.exedescription pid process target process PID 2064 set thread context of 2220 2064 Acvxgfds.exe Acvxgfds.exe PID 2296 set thread context of 4032 2296 Bdsfgsdf.exe Bdsfgsdf.exe PID 3264 set thread context of 3624 3264 3d2464f216fefa68655ac55172064d74.exe 3d2464f216fefa68655ac55172064d74.exe -
Enumerates physical storage devices 1 TTPs
Attempts to interact with connected storage/optical drive(s). Likely ransomware behaviour.
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Program crash 1 IoCs
Processes:
WerFault.exepid pid_target process target process 3728 3624 WerFault.exe 3d2464f216fefa68655ac55172064d74.exe -
Checks processor information in registry 2 TTPs 1 IoCs
Processor information is often read in order to detect sandboxing environments.
Processes:
Bdsfgsdf.exedescription ioc process Key value queried \REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\CentralProcessor\0\ProcessorNameString Bdsfgsdf.exe -
Kills process with taskkill 1 IoCs
Processes:
taskkill.exepid process 3720 taskkill.exe -
Suspicious behavior: EnumeratesProcesses 15 IoCs
Processes:
WerFault.exepid process 3728 WerFault.exe 3728 WerFault.exe 3728 WerFault.exe 3728 WerFault.exe 3728 WerFault.exe 3728 WerFault.exe 3728 WerFault.exe 3728 WerFault.exe 3728 WerFault.exe 3728 WerFault.exe 3728 WerFault.exe 3728 WerFault.exe 3728 WerFault.exe 3728 WerFault.exe 3728 WerFault.exe -
Suspicious behavior: MapViewOfSection 3 IoCs
Processes:
Acvxgfds.exeBdsfgsdf.exe3d2464f216fefa68655ac55172064d74.exepid process 2064 Acvxgfds.exe 2296 Bdsfgsdf.exe 3264 3d2464f216fefa68655ac55172064d74.exe -
Suspicious use of AdjustPrivilegeToken 4 IoCs
Processes:
taskkill.exeWerFault.exedescription pid process Token: SeDebugPrivilege 3720 taskkill.exe Token: SeRestorePrivilege 3728 WerFault.exe Token: SeBackupPrivilege 3728 WerFault.exe Token: SeDebugPrivilege 3728 WerFault.exe -
Suspicious use of SetWindowsHookEx 3 IoCs
Processes:
3d2464f216fefa68655ac55172064d74.exeAcvxgfds.exeBdsfgsdf.exepid process 3264 3d2464f216fefa68655ac55172064d74.exe 2064 Acvxgfds.exe 2296 Bdsfgsdf.exe -
Suspicious use of WriteProcessMemory 24 IoCs
Processes:
3d2464f216fefa68655ac55172064d74.exeAcvxgfds.exeBdsfgsdf.exeBdsfgsdf.execmd.exedescription pid process target process PID 3264 wrote to memory of 2064 3264 3d2464f216fefa68655ac55172064d74.exe Acvxgfds.exe PID 3264 wrote to memory of 2064 3264 3d2464f216fefa68655ac55172064d74.exe Acvxgfds.exe PID 3264 wrote to memory of 2064 3264 3d2464f216fefa68655ac55172064d74.exe Acvxgfds.exe PID 3264 wrote to memory of 2296 3264 3d2464f216fefa68655ac55172064d74.exe Bdsfgsdf.exe PID 3264 wrote to memory of 2296 3264 3d2464f216fefa68655ac55172064d74.exe Bdsfgsdf.exe PID 3264 wrote to memory of 2296 3264 3d2464f216fefa68655ac55172064d74.exe Bdsfgsdf.exe PID 2064 wrote to memory of 2220 2064 Acvxgfds.exe Acvxgfds.exe PID 2064 wrote to memory of 2220 2064 Acvxgfds.exe Acvxgfds.exe PID 2064 wrote to memory of 2220 2064 Acvxgfds.exe Acvxgfds.exe PID 2064 wrote to memory of 2220 2064 Acvxgfds.exe Acvxgfds.exe PID 2296 wrote to memory of 4032 2296 Bdsfgsdf.exe Bdsfgsdf.exe PID 2296 wrote to memory of 4032 2296 Bdsfgsdf.exe Bdsfgsdf.exe PID 2296 wrote to memory of 4032 2296 Bdsfgsdf.exe Bdsfgsdf.exe PID 2296 wrote to memory of 4032 2296 Bdsfgsdf.exe Bdsfgsdf.exe PID 3264 wrote to memory of 3624 3264 3d2464f216fefa68655ac55172064d74.exe 3d2464f216fefa68655ac55172064d74.exe PID 3264 wrote to memory of 3624 3264 3d2464f216fefa68655ac55172064d74.exe 3d2464f216fefa68655ac55172064d74.exe PID 3264 wrote to memory of 3624 3264 3d2464f216fefa68655ac55172064d74.exe 3d2464f216fefa68655ac55172064d74.exe PID 3264 wrote to memory of 3624 3264 3d2464f216fefa68655ac55172064d74.exe 3d2464f216fefa68655ac55172064d74.exe PID 4032 wrote to memory of 4068 4032 Bdsfgsdf.exe cmd.exe PID 4032 wrote to memory of 4068 4032 Bdsfgsdf.exe cmd.exe PID 4032 wrote to memory of 4068 4032 Bdsfgsdf.exe cmd.exe PID 4068 wrote to memory of 3720 4068 cmd.exe taskkill.exe PID 4068 wrote to memory of 3720 4068 cmd.exe taskkill.exe PID 4068 wrote to memory of 3720 4068 cmd.exe taskkill.exe
Processes
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C:\Users\Admin\AppData\Local\Temp\3d2464f216fefa68655ac55172064d74.exe"C:\Users\Admin\AppData\Local\Temp\3d2464f216fefa68655ac55172064d74.exe"1⤵
- Suspicious use of SetThreadContext
- Suspicious behavior: MapViewOfSection
- Suspicious use of SetWindowsHookEx
- Suspicious use of WriteProcessMemory
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C:\Users\Admin\AppData\Roaming\Acvxgfds.exe"C:\Users\Admin\AppData\Roaming\Acvxgfds.exe"2⤵
- Executes dropped EXE
- Suspicious use of SetThreadContext
- Suspicious behavior: MapViewOfSection
- Suspicious use of SetWindowsHookEx
- Suspicious use of WriteProcessMemory
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C:\Users\Admin\AppData\Roaming\Acvxgfds.exe"C:\Users\Admin\AppData\Roaming\Acvxgfds.exe"3⤵
- Executes dropped EXE
- Suspicious use of NtSetInformationThreadHideFromDebugger
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C:\Users\Admin\AppData\Roaming\Bdsfgsdf.exe"C:\Users\Admin\AppData\Roaming\Bdsfgsdf.exe"2⤵
- Executes dropped EXE
- Suspicious use of SetThreadContext
- Suspicious behavior: MapViewOfSection
- Suspicious use of SetWindowsHookEx
- Suspicious use of WriteProcessMemory
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C:\Users\Admin\AppData\Roaming\Bdsfgsdf.exe"C:\Users\Admin\AppData\Roaming\Bdsfgsdf.exe"3⤵
- Executes dropped EXE
- Loads dropped DLL
- Suspicious use of NtSetInformationThreadHideFromDebugger
- Checks processor information in registry
- Suspicious use of WriteProcessMemory
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C:\Windows\SysWOW64\cmd.exe"C:\Windows\System32\cmd.exe" /c taskkill /pid 4032 & erase C:\Users\Admin\AppData\Roaming\Bdsfgsdf.exe & RD /S /Q C:\\ProgramData\\404111144487477\\* & exit4⤵
- Suspicious use of WriteProcessMemory
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C:\Windows\SysWOW64\taskkill.exetaskkill /pid 40325⤵
- Kills process with taskkill
- Suspicious use of AdjustPrivilegeToken
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C:\Users\Admin\AppData\Local\Temp\3d2464f216fefa68655ac55172064d74.exe"C:\Users\Admin\AppData\Local\Temp\3d2464f216fefa68655ac55172064d74.exe"2⤵
- Loads dropped DLL
- Suspicious use of NtSetInformationThreadHideFromDebugger
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C:\Windows\SysWOW64\WerFault.exeC:\Windows\SysWOW64\WerFault.exe -u -p 3624 -s 14883⤵
- Program crash
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
Network
MITRE ATT&CK Matrix ATT&CK v6
Replay Monitor
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Downloads
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C:\Users\Admin\AppData\Roaming\Acvxgfds.exeMD5
58e6b9a050a9dce891a8faa5eabd1e6d
SHA144638786aac00131272b4b279cd12a38747a6e6e
SHA2565164a36ffe407d4e2d98081c86fcc8f495631bf090c6493ecb2c92192bba6e74
SHA512cfa526cce70ede8c24e0830c21f47473badb3cdbfb44e3718e25d821638d5810ba2c5416ab7274f454ed2a7539620f4e48cfeaafdb0e87fbb7b691e52c6a0407
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C:\Users\Admin\AppData\Roaming\Acvxgfds.exeMD5
58e6b9a050a9dce891a8faa5eabd1e6d
SHA144638786aac00131272b4b279cd12a38747a6e6e
SHA2565164a36ffe407d4e2d98081c86fcc8f495631bf090c6493ecb2c92192bba6e74
SHA512cfa526cce70ede8c24e0830c21f47473badb3cdbfb44e3718e25d821638d5810ba2c5416ab7274f454ed2a7539620f4e48cfeaafdb0e87fbb7b691e52c6a0407
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C:\Users\Admin\AppData\Roaming\Bdsfgsdf.exeMD5
929e8d786675b6c5707b2eba8d1b51fc
SHA13d93aa9d13718221281d123ccb23cdac9242f797
SHA25644e98a85029075bcc1ece3368752b676671f116827039b32665290f2bd1e4c53
SHA512f90d063182a58625601aaf8db9121b2d80eaffd79f6a4d25a9de553c5d4c1d17260d48d65795eacf5d81208d749f345a67f3880176355a6b87529df50901b825
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C:\Users\Admin\AppData\Roaming\Bdsfgsdf.exeMD5
929e8d786675b6c5707b2eba8d1b51fc
SHA13d93aa9d13718221281d123ccb23cdac9242f797
SHA25644e98a85029075bcc1ece3368752b676671f116827039b32665290f2bd1e4c53
SHA512f90d063182a58625601aaf8db9121b2d80eaffd79f6a4d25a9de553c5d4c1d17260d48d65795eacf5d81208d749f345a67f3880176355a6b87529df50901b825
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C:\Users\Admin\AppData\Roaming\Bdsfgsdf.exeMD5
929e8d786675b6c5707b2eba8d1b51fc
SHA13d93aa9d13718221281d123ccb23cdac9242f797
SHA25644e98a85029075bcc1ece3368752b676671f116827039b32665290f2bd1e4c53
SHA512f90d063182a58625601aaf8db9121b2d80eaffd79f6a4d25a9de553c5d4c1d17260d48d65795eacf5d81208d749f345a67f3880176355a6b87529df50901b825
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\ProgramData\mozglue.dllMD5
8f73c08a9660691143661bf7332c3c27
SHA137fa65dd737c50fda710fdbde89e51374d0c204a
SHA2563fe6b1c54b8cf28f571e0c5d6636b4069a8ab00b4f11dd842cfec00691d0c9cd
SHA5120042ecf9b3571bb5eba2de893e8b2371df18f7c5a589f52ee66e4bfbaa15a5b8b7cc6a155792aaa8988528c27196896d5e82e1751c998bacea0d92395f66ad89
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\ProgramData\nss3.dllMD5
bfac4e3c5908856ba17d41edcd455a51
SHA18eec7e888767aa9e4cca8ff246eb2aacb9170428
SHA256e2935b5b28550d47dc971f456d6961f20d1633b4892998750140e0eaa9ae9d78
SHA5122565bab776c4d732ffb1f9b415992a4c65b81bcd644a9a1df1333a269e322925fc1df4f76913463296efd7c88ef194c3056de2f1ca1357d7b5fe5ff0da877a66
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\ProgramData\sqlite3.dllMD5
e477a96c8f2b18d6b5c27bde49c990bf
SHA1e980c9bf41330d1e5bd04556db4646a0210f7409
SHA25616574f51785b0e2fc29c2c61477eb47bb39f714829999511dc8952b43ab17660
SHA512335a86268e7c0e568b1c30981ec644e6cd332e66f96d2551b58a82515316693c1859d87b4f4b7310cf1ac386cee671580fdd999c3bcb23acf2c2282c01c8798c
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\Users\Admin\AppData\LocalLow\sqlite3.dllMD5
f964811b68f9f1487c2b41e1aef576ce
SHA1b423959793f14b1416bc3b7051bed58a1034025f
SHA25683bc57dcf282264f2b00c21ce0339eac20fcb7401f7c5472c0cd0c014844e5f7
SHA512565b1a7291c6fcb63205907fcd9e72fc2e11ca945afc4468c378edba882e2f314c2ac21a7263880ff7d4b84c2a1678024c1ac9971ac1c1de2bfa4248ec0f98c4
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memory/2064-125-0x0000000000400000-0x00000000004AE000-memory.dmpFilesize
696KB
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memory/2064-117-0x0000000000000000-mapping.dmp
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memory/2064-129-0x0000000000400000-0x00000000004AE000-memory.dmpFilesize
696KB
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memory/2220-127-0x000000000041A684-mapping.dmp
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memory/2220-131-0x0000000000520000-0x0000000000521000-memory.dmpFilesize
4KB
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memory/2220-130-0x0000000000400000-0x0000000000425000-memory.dmpFilesize
148KB
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memory/2296-135-0x0000000000560000-0x0000000000567000-memory.dmpFilesize
28KB
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memory/2296-126-0x0000000000550000-0x0000000000551000-memory.dmpFilesize
4KB
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memory/2296-119-0x0000000000000000-mapping.dmp
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memory/3264-116-0x00000000005A0000-0x00000000005A1000-memory.dmpFilesize
4KB
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memory/3624-134-0x000000000043F877-mapping.dmp
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memory/3624-138-0x0000000000400000-0x0000000000497000-memory.dmpFilesize
604KB
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memory/3624-139-0x00000000021D0000-0x00000000021D1000-memory.dmpFilesize
4KB
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memory/3720-144-0x0000000000000000-mapping.dmp
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memory/4032-132-0x0000000000417A8B-mapping.dmp
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memory/4032-137-0x00000000007D0000-0x00000000007D1000-memory.dmpFilesize
4KB
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memory/4032-136-0x0000000000400000-0x0000000000439000-memory.dmpFilesize
228KB
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memory/4068-143-0x0000000000000000-mapping.dmp