Analysis
-
max time kernel
142s -
max time network
145s -
platform
windows10_x64 -
resource
win10-en-20211208 -
submitted
20-12-2021 14:01
Static task
static1
Behavioral task
behavioral1
Sample
ed58ffee46a583c177c792b56c9fc20ccd9509d125f2e3fc90c4f48de7e2c2a1.exe
Resource
win7-en-20211208
Behavioral task
behavioral2
Sample
ed58ffee46a583c177c792b56c9fc20ccd9509d125f2e3fc90c4f48de7e2c2a1.exe
Resource
win10-en-20211208
General
-
Target
ed58ffee46a583c177c792b56c9fc20ccd9509d125f2e3fc90c4f48de7e2c2a1.exe
-
Size
1.2MB
-
MD5
8f1c8b40c7be588389a8d382040b23bb
-
SHA1
bef5209ae90a3bd3171e1e0be4e8148c4ccd8a6a
-
SHA256
ed58ffee46a583c177c792b56c9fc20ccd9509d125f2e3fc90c4f48de7e2c2a1
-
SHA512
9192b6f2f8320a728c445f9cd6e6d66495ad0ebebd7ff193dc09ee8ae57b3933c1b75dc208e7d638db273cb9d31b4ca24ee7bfd9729ff0cdbf432d72bb322b1f
Malware Config
Extracted
azorult
http://195.245.112.115/index.php
Extracted
oski
prepepe.ac.ug
Extracted
raccoon
1.8.3-hotfix
5781468cedb3a203003fdf1f12e72fe98d6f1c0f
-
url4cnc
http://194.180.174.53/brikitiki
http://91.219.236.18/brikitiki
http://194.180.174.41/brikitiki
http://91.219.236.148/brikitiki
https://t.me/brikitiki
Signatures
-
Azorult
An information stealer that was first discovered in 2016, targeting browsing history and passwords.
-
Oski
Oski is an infostealer targeting browser data, crypto wallets.
-
Downloads MZ/PE file
-
Executes dropped EXE 4 IoCs
Processes:
FFDvbcrdfqs.exeDcvxaamev.exeFFDvbcrdfqs.exeDcvxaamev.exepid process 4116 FFDvbcrdfqs.exe 3048 Dcvxaamev.exe 1668 FFDvbcrdfqs.exe 4344 Dcvxaamev.exe -
Loads dropped DLL 3 IoCs
Processes:
Dcvxaamev.exepid process 4344 Dcvxaamev.exe 4344 Dcvxaamev.exe 4344 Dcvxaamev.exe -
Reads user/profile data of web browsers 2 TTPs
Infostealers often target stored browser data, which can include saved credentials etc.
-
Accesses cryptocurrency files/wallets, possible credential harvesting 2 TTPs
-
Checks installed software on the system 1 TTPs
Looks up Uninstall key entries in the registry to enumerate software on the system.
-
Suspicious use of SetThreadContext 3 IoCs
Processes:
ed58ffee46a583c177c792b56c9fc20ccd9509d125f2e3fc90c4f48de7e2c2a1.exeDcvxaamev.exeFFDvbcrdfqs.exedescription pid process target process PID 3408 set thread context of 4368 3408 ed58ffee46a583c177c792b56c9fc20ccd9509d125f2e3fc90c4f48de7e2c2a1.exe ed58ffee46a583c177c792b56c9fc20ccd9509d125f2e3fc90c4f48de7e2c2a1.exe PID 3048 set thread context of 4344 3048 Dcvxaamev.exe Dcvxaamev.exe PID 4116 set thread context of 1668 4116 FFDvbcrdfqs.exe FFDvbcrdfqs.exe -
Enumerates physical storage devices 1 TTPs
Attempts to interact with connected storage/optical drive(s). Likely ransomware behaviour.
-
Checks processor information in registry 2 TTPs 1 IoCs
Processor information is often read in order to detect sandboxing environments.
Processes:
Dcvxaamev.exedescription ioc process Key value queried \REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\CentralProcessor\0\ProcessorNameString Dcvxaamev.exe -
Kills process with taskkill 1 IoCs
Processes:
taskkill.exepid process 916 taskkill.exe -
Suspicious behavior: MapViewOfSection 3 IoCs
Processes:
ed58ffee46a583c177c792b56c9fc20ccd9509d125f2e3fc90c4f48de7e2c2a1.exeFFDvbcrdfqs.exeDcvxaamev.exepid process 3408 ed58ffee46a583c177c792b56c9fc20ccd9509d125f2e3fc90c4f48de7e2c2a1.exe 4116 FFDvbcrdfqs.exe 3048 Dcvxaamev.exe -
Suspicious use of AdjustPrivilegeToken 1 IoCs
Processes:
taskkill.exedescription pid process Token: SeDebugPrivilege 916 taskkill.exe -
Suspicious use of SetWindowsHookEx 3 IoCs
Processes:
ed58ffee46a583c177c792b56c9fc20ccd9509d125f2e3fc90c4f48de7e2c2a1.exeFFDvbcrdfqs.exeDcvxaamev.exepid process 3408 ed58ffee46a583c177c792b56c9fc20ccd9509d125f2e3fc90c4f48de7e2c2a1.exe 4116 FFDvbcrdfqs.exe 3048 Dcvxaamev.exe -
Suspicious use of WriteProcessMemory 24 IoCs
Processes:
ed58ffee46a583c177c792b56c9fc20ccd9509d125f2e3fc90c4f48de7e2c2a1.exeFFDvbcrdfqs.exeDcvxaamev.exeDcvxaamev.execmd.exedescription pid process target process PID 3408 wrote to memory of 4116 3408 ed58ffee46a583c177c792b56c9fc20ccd9509d125f2e3fc90c4f48de7e2c2a1.exe FFDvbcrdfqs.exe PID 3408 wrote to memory of 4116 3408 ed58ffee46a583c177c792b56c9fc20ccd9509d125f2e3fc90c4f48de7e2c2a1.exe FFDvbcrdfqs.exe PID 3408 wrote to memory of 4116 3408 ed58ffee46a583c177c792b56c9fc20ccd9509d125f2e3fc90c4f48de7e2c2a1.exe FFDvbcrdfqs.exe PID 3408 wrote to memory of 3048 3408 ed58ffee46a583c177c792b56c9fc20ccd9509d125f2e3fc90c4f48de7e2c2a1.exe Dcvxaamev.exe PID 3408 wrote to memory of 3048 3408 ed58ffee46a583c177c792b56c9fc20ccd9509d125f2e3fc90c4f48de7e2c2a1.exe Dcvxaamev.exe PID 3408 wrote to memory of 3048 3408 ed58ffee46a583c177c792b56c9fc20ccd9509d125f2e3fc90c4f48de7e2c2a1.exe Dcvxaamev.exe PID 4116 wrote to memory of 1668 4116 FFDvbcrdfqs.exe FFDvbcrdfqs.exe PID 3408 wrote to memory of 4368 3408 ed58ffee46a583c177c792b56c9fc20ccd9509d125f2e3fc90c4f48de7e2c2a1.exe ed58ffee46a583c177c792b56c9fc20ccd9509d125f2e3fc90c4f48de7e2c2a1.exe PID 4116 wrote to memory of 1668 4116 FFDvbcrdfqs.exe FFDvbcrdfqs.exe PID 4116 wrote to memory of 1668 4116 FFDvbcrdfqs.exe FFDvbcrdfqs.exe PID 3408 wrote to memory of 4368 3408 ed58ffee46a583c177c792b56c9fc20ccd9509d125f2e3fc90c4f48de7e2c2a1.exe ed58ffee46a583c177c792b56c9fc20ccd9509d125f2e3fc90c4f48de7e2c2a1.exe PID 3408 wrote to memory of 4368 3408 ed58ffee46a583c177c792b56c9fc20ccd9509d125f2e3fc90c4f48de7e2c2a1.exe ed58ffee46a583c177c792b56c9fc20ccd9509d125f2e3fc90c4f48de7e2c2a1.exe PID 3408 wrote to memory of 4368 3408 ed58ffee46a583c177c792b56c9fc20ccd9509d125f2e3fc90c4f48de7e2c2a1.exe ed58ffee46a583c177c792b56c9fc20ccd9509d125f2e3fc90c4f48de7e2c2a1.exe PID 4116 wrote to memory of 1668 4116 FFDvbcrdfqs.exe FFDvbcrdfqs.exe PID 3048 wrote to memory of 4344 3048 Dcvxaamev.exe Dcvxaamev.exe PID 3048 wrote to memory of 4344 3048 Dcvxaamev.exe Dcvxaamev.exe PID 3048 wrote to memory of 4344 3048 Dcvxaamev.exe Dcvxaamev.exe PID 3048 wrote to memory of 4344 3048 Dcvxaamev.exe Dcvxaamev.exe PID 4344 wrote to memory of 508 4344 Dcvxaamev.exe cmd.exe PID 4344 wrote to memory of 508 4344 Dcvxaamev.exe cmd.exe PID 4344 wrote to memory of 508 4344 Dcvxaamev.exe cmd.exe PID 508 wrote to memory of 916 508 cmd.exe taskkill.exe PID 508 wrote to memory of 916 508 cmd.exe taskkill.exe PID 508 wrote to memory of 916 508 cmd.exe taskkill.exe
Processes
-
C:\Users\Admin\AppData\Local\Temp\ed58ffee46a583c177c792b56c9fc20ccd9509d125f2e3fc90c4f48de7e2c2a1.exe"C:\Users\Admin\AppData\Local\Temp\ed58ffee46a583c177c792b56c9fc20ccd9509d125f2e3fc90c4f48de7e2c2a1.exe"1⤵
- Suspicious use of SetThreadContext
- Suspicious behavior: MapViewOfSection
- Suspicious use of SetWindowsHookEx
- Suspicious use of WriteProcessMemory
-
C:\Users\Admin\AppData\Local\Temp\FFDvbcrdfqs.exe"C:\Users\Admin\AppData\Local\Temp\FFDvbcrdfqs.exe"2⤵
- Executes dropped EXE
- Suspicious use of SetThreadContext
- Suspicious behavior: MapViewOfSection
- Suspicious use of SetWindowsHookEx
- Suspicious use of WriteProcessMemory
-
C:\Users\Admin\AppData\Local\Temp\FFDvbcrdfqs.exe"C:\Users\Admin\AppData\Local\Temp\FFDvbcrdfqs.exe"3⤵
- Executes dropped EXE
-
C:\Users\Admin\AppData\Local\Temp\Dcvxaamev.exe"C:\Users\Admin\AppData\Local\Temp\Dcvxaamev.exe"2⤵
- Executes dropped EXE
- Suspicious use of SetThreadContext
- Suspicious behavior: MapViewOfSection
- Suspicious use of SetWindowsHookEx
- Suspicious use of WriteProcessMemory
-
C:\Users\Admin\AppData\Local\Temp\Dcvxaamev.exe"C:\Users\Admin\AppData\Local\Temp\Dcvxaamev.exe"3⤵
- Executes dropped EXE
- Loads dropped DLL
- Checks processor information in registry
- Suspicious use of WriteProcessMemory
-
C:\Windows\SysWOW64\cmd.exe"C:\Windows\System32\cmd.exe" /c taskkill /pid 4344 & erase C:\Users\Admin\AppData\Local\Temp\Dcvxaamev.exe & RD /S /Q C:\\ProgramData\\524216884931140\\* & exit4⤵
- Suspicious use of WriteProcessMemory
-
C:\Windows\SysWOW64\taskkill.exetaskkill /pid 43445⤵
- Kills process with taskkill
- Suspicious use of AdjustPrivilegeToken
-
C:\Users\Admin\AppData\Local\Temp\ed58ffee46a583c177c792b56c9fc20ccd9509d125f2e3fc90c4f48de7e2c2a1.exe"C:\Users\Admin\AppData\Local\Temp\ed58ffee46a583c177c792b56c9fc20ccd9509d125f2e3fc90c4f48de7e2c2a1.exe"2⤵
Network
MITRE ATT&CK Matrix ATT&CK v6
Replay Monitor
Loading Replay Monitor...
Downloads
-
C:\Users\Admin\AppData\Local\Temp\Dcvxaamev.exeMD5
870d6e5aef6dea98ced388cce87bfbd4
SHA12d7eee096d38d3c2a8f12fcba0a44b4c4da33d54
SHA2566d50833895b2e3eb9d6f879a6436660127c270b6a516cda0253e56a3d8b7fba0
SHA5120d55ab28b2f80136af121b870b7503551d87bbeb2848cf9a32540006cac9a5e346d9fcce2bf1223a22927f72a147b81487533a10b91373d4fa4429d6159fd566
-
C:\Users\Admin\AppData\Local\Temp\Dcvxaamev.exeMD5
870d6e5aef6dea98ced388cce87bfbd4
SHA12d7eee096d38d3c2a8f12fcba0a44b4c4da33d54
SHA2566d50833895b2e3eb9d6f879a6436660127c270b6a516cda0253e56a3d8b7fba0
SHA5120d55ab28b2f80136af121b870b7503551d87bbeb2848cf9a32540006cac9a5e346d9fcce2bf1223a22927f72a147b81487533a10b91373d4fa4429d6159fd566
-
C:\Users\Admin\AppData\Local\Temp\Dcvxaamev.exeMD5
870d6e5aef6dea98ced388cce87bfbd4
SHA12d7eee096d38d3c2a8f12fcba0a44b4c4da33d54
SHA2566d50833895b2e3eb9d6f879a6436660127c270b6a516cda0253e56a3d8b7fba0
SHA5120d55ab28b2f80136af121b870b7503551d87bbeb2848cf9a32540006cac9a5e346d9fcce2bf1223a22927f72a147b81487533a10b91373d4fa4429d6159fd566
-
C:\Users\Admin\AppData\Local\Temp\FFDvbcrdfqs.exeMD5
78d40b12ffc837843fbf4de2164002f6
SHA1985bdffa69bb915831cd6b81783aef3ae4418f53
SHA256308a15dabdc4ce6b96dd54954a351d304f1fcb59e8c93221ba1c412bcdfd1c44
SHA512c6575e1771d37ded4089d963bea95deac78b329ed555c991d7c559ee1970dd0887a965e88c09981529adc9c25df5cfd3d57e3dce6724da1f01f1198f0f460b79
-
C:\Users\Admin\AppData\Local\Temp\FFDvbcrdfqs.exeMD5
78d40b12ffc837843fbf4de2164002f6
SHA1985bdffa69bb915831cd6b81783aef3ae4418f53
SHA256308a15dabdc4ce6b96dd54954a351d304f1fcb59e8c93221ba1c412bcdfd1c44
SHA512c6575e1771d37ded4089d963bea95deac78b329ed555c991d7c559ee1970dd0887a965e88c09981529adc9c25df5cfd3d57e3dce6724da1f01f1198f0f460b79
-
C:\Users\Admin\AppData\Local\Temp\FFDvbcrdfqs.exeMD5
78d40b12ffc837843fbf4de2164002f6
SHA1985bdffa69bb915831cd6b81783aef3ae4418f53
SHA256308a15dabdc4ce6b96dd54954a351d304f1fcb59e8c93221ba1c412bcdfd1c44
SHA512c6575e1771d37ded4089d963bea95deac78b329ed555c991d7c559ee1970dd0887a965e88c09981529adc9c25df5cfd3d57e3dce6724da1f01f1198f0f460b79
-
\ProgramData\mozglue.dllMD5
8f73c08a9660691143661bf7332c3c27
SHA137fa65dd737c50fda710fdbde89e51374d0c204a
SHA2563fe6b1c54b8cf28f571e0c5d6636b4069a8ab00b4f11dd842cfec00691d0c9cd
SHA5120042ecf9b3571bb5eba2de893e8b2371df18f7c5a589f52ee66e4bfbaa15a5b8b7cc6a155792aaa8988528c27196896d5e82e1751c998bacea0d92395f66ad89
-
\ProgramData\nss3.dllMD5
bfac4e3c5908856ba17d41edcd455a51
SHA18eec7e888767aa9e4cca8ff246eb2aacb9170428
SHA256e2935b5b28550d47dc971f456d6961f20d1633b4892998750140e0eaa9ae9d78
SHA5122565bab776c4d732ffb1f9b415992a4c65b81bcd644a9a1df1333a269e322925fc1df4f76913463296efd7c88ef194c3056de2f1ca1357d7b5fe5ff0da877a66
-
\ProgramData\sqlite3.dllMD5
e477a96c8f2b18d6b5c27bde49c990bf
SHA1e980c9bf41330d1e5bd04556db4646a0210f7409
SHA25616574f51785b0e2fc29c2c61477eb47bb39f714829999511dc8952b43ab17660
SHA512335a86268e7c0e568b1c30981ec644e6cd332e66f96d2551b58a82515316693c1859d87b4f4b7310cf1ac386cee671580fdd999c3bcb23acf2c2282c01c8798c
-
memory/508-146-0x0000000000000000-mapping.dmp
-
memory/916-147-0x0000000000000000-mapping.dmp
-
memory/1668-137-0x0000000000400000-0x0000000000420000-memory.dmpFilesize
128KB
-
memory/1668-132-0x000000000041A684-mapping.dmp
-
memory/1668-142-0x0000000000520000-0x000000000066A000-memory.dmpFilesize
1.3MB
-
memory/3048-128-0x0000000000470000-0x000000000047A000-memory.dmpFilesize
40KB
-
memory/3048-129-0x00000000004B0000-0x00000000005FA000-memory.dmpFilesize
1.3MB
-
memory/3048-136-0x00000000004B0000-0x00000000005FA000-memory.dmpFilesize
1.3MB
-
memory/3048-123-0x0000000000000000-mapping.dmp
-
memory/3048-127-0x0000000000470000-0x0000000000476000-memory.dmpFilesize
24KB
-
memory/3408-117-0x0000000002280000-0x0000000002281000-memory.dmpFilesize
4KB
-
memory/4116-130-0x00000000006D0000-0x00000000006D7000-memory.dmpFilesize
28KB
-
memory/4116-118-0x0000000000000000-mapping.dmp
-
memory/4116-126-0x00000000005B0000-0x00000000005B1000-memory.dmpFilesize
4KB
-
memory/4344-131-0x0000000000417A8B-mapping.dmp
-
memory/4344-138-0x0000000000400000-0x0000000000434000-memory.dmpFilesize
208KB
-
memory/4344-139-0x0000000002160000-0x0000000002161000-memory.dmpFilesize
4KB
-
memory/4368-141-0x0000000000720000-0x0000000000721000-memory.dmpFilesize
4KB
-
memory/4368-140-0x0000000000400000-0x0000000000491000-memory.dmpFilesize
580KB
-
memory/4368-133-0x000000000043F176-mapping.dmp