Analysis
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max time kernel
148s -
max time network
120s -
platform
windows7_x64 -
resource
win7-20240220-en -
resource tags
arch:x64arch:x86image:win7-20240220-enlocale:en-usos:windows7-x64system -
submitted
01-07-2024 04:29
Behavioral task
behavioral1
Sample
fabc8a303bf5f6c919d71f955c960cf6e81ed74cce78ed8d5bcf212d37cdcb23.exe
Resource
win7-20240220-en
General
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Target
fabc8a303bf5f6c919d71f955c960cf6e81ed74cce78ed8d5bcf212d37cdcb23.exe
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Size
13.6MB
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MD5
d370b99f64875fa4cc7b741a94d92502
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SHA1
4797e5d81ae10fb93bc889aeba63ae80b5acc5c6
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SHA256
fabc8a303bf5f6c919d71f955c960cf6e81ed74cce78ed8d5bcf212d37cdcb23
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SHA512
bf1a90dadaa10780cd8184f1135d82766b6dbdb0f6d00cda7f62fdfb1b488a42c26e496a75d7e6374c3b0f7a45897ca8b0e107789c32b45d72566782a6e9bf1d
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SSDEEP
393216:MAn5edM99vf0zJpuVbL+xB+f165qeQVCc5v:L5sM9q7uJ+xBm8qvtp
Malware Config
Signatures
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Detect Blackmoon payload 2 IoCs
Processes:
resource yara_rule behavioral1/memory/2904-28-0x0000000000400000-0x0000000001A40000-memory.dmp family_blackmoon behavioral1/memory/2904-40-0x0000000000400000-0x0000000001A40000-memory.dmp family_blackmoon -
ACProtect 1.3x - 1.4x DLL software 2 IoCs
Detects file using ACProtect software.
Processes:
resource yara_rule \Users\Admin\AppData\Roaming\Downloader\libcurl.dll acprotect \Users\Admin\AppData\Roaming\Downloader\ExuiKrnln.dll acprotect -
Executes dropped EXE 1 IoCs
Processes:
aria2c.exepid process 2620 aria2c.exe -
Loads dropped DLL 4 IoCs
Processes:
fabc8a303bf5f6c919d71f955c960cf6e81ed74cce78ed8d5bcf212d37cdcb23.exepid process 2904 fabc8a303bf5f6c919d71f955c960cf6e81ed74cce78ed8d5bcf212d37cdcb23.exe 2904 fabc8a303bf5f6c919d71f955c960cf6e81ed74cce78ed8d5bcf212d37cdcb23.exe 2492 2904 fabc8a303bf5f6c919d71f955c960cf6e81ed74cce78ed8d5bcf212d37cdcb23.exe -
Processes:
resource yara_rule \Users\Admin\AppData\Roaming\Downloader\libcurl.dll upx behavioral1/memory/2904-4-0x0000000000400000-0x0000000001A40000-memory.dmp upx behavioral1/memory/2904-7-0x0000000003BD0000-0x0000000003C8E000-memory.dmp upx behavioral1/memory/2904-9-0x0000000074590000-0x000000007474F000-memory.dmp upx \Users\Admin\AppData\Roaming\Downloader\aria2c.exe upx behavioral1/memory/2904-28-0x0000000000400000-0x0000000001A40000-memory.dmp upx behavioral1/memory/2620-31-0x0000000000400000-0x00000000008D2000-memory.dmp upx behavioral1/memory/2904-29-0x0000000005640000-0x0000000005B12000-memory.dmp upx \Users\Admin\AppData\Roaming\Downloader\ExuiKrnln.dll upx behavioral1/memory/2904-35-0x0000000073DF0000-0x0000000073F15000-memory.dmp upx behavioral1/memory/2904-46-0x0000000074590000-0x000000007474F000-memory.dmp upx behavioral1/memory/2904-42-0x0000000073DF0000-0x0000000073F15000-memory.dmp upx behavioral1/memory/2904-40-0x0000000000400000-0x0000000001A40000-memory.dmp upx behavioral1/memory/2620-48-0x0000000000400000-0x00000000008D2000-memory.dmp upx behavioral1/memory/2904-57-0x0000000073DF0000-0x0000000073F15000-memory.dmp upx behavioral1/memory/2904-56-0x0000000074590000-0x000000007474F000-memory.dmp upx behavioral1/memory/2904-76-0x0000000074590000-0x000000007474F000-memory.dmp upx behavioral1/memory/2904-85-0x0000000073DF0000-0x0000000073F15000-memory.dmp upx behavioral1/memory/2904-96-0x0000000074590000-0x000000007474F000-memory.dmp upx behavioral1/memory/2904-100-0x0000000074590000-0x000000007474F000-memory.dmp upx -
Enumerates physical storage devices 1 TTPs
Attempts to interact with connected storage/optical drive(s).
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Suspicious behavior: EnumeratesProcesses 1 IoCs
Processes:
fabc8a303bf5f6c919d71f955c960cf6e81ed74cce78ed8d5bcf212d37cdcb23.exepid process 2904 fabc8a303bf5f6c919d71f955c960cf6e81ed74cce78ed8d5bcf212d37cdcb23.exe -
Suspicious use of AdjustPrivilegeToken 1 IoCs
Processes:
fabc8a303bf5f6c919d71f955c960cf6e81ed74cce78ed8d5bcf212d37cdcb23.exedescription pid process Token: SeDebugPrivilege 2904 fabc8a303bf5f6c919d71f955c960cf6e81ed74cce78ed8d5bcf212d37cdcb23.exe -
Suspicious use of SetWindowsHookEx 2 IoCs
Processes:
fabc8a303bf5f6c919d71f955c960cf6e81ed74cce78ed8d5bcf212d37cdcb23.exepid process 2904 fabc8a303bf5f6c919d71f955c960cf6e81ed74cce78ed8d5bcf212d37cdcb23.exe 2904 fabc8a303bf5f6c919d71f955c960cf6e81ed74cce78ed8d5bcf212d37cdcb23.exe -
Suspicious use of WriteProcessMemory 4 IoCs
Processes:
fabc8a303bf5f6c919d71f955c960cf6e81ed74cce78ed8d5bcf212d37cdcb23.exedescription pid process target process PID 2904 wrote to memory of 2620 2904 fabc8a303bf5f6c919d71f955c960cf6e81ed74cce78ed8d5bcf212d37cdcb23.exe aria2c.exe PID 2904 wrote to memory of 2620 2904 fabc8a303bf5f6c919d71f955c960cf6e81ed74cce78ed8d5bcf212d37cdcb23.exe aria2c.exe PID 2904 wrote to memory of 2620 2904 fabc8a303bf5f6c919d71f955c960cf6e81ed74cce78ed8d5bcf212d37cdcb23.exe aria2c.exe PID 2904 wrote to memory of 2620 2904 fabc8a303bf5f6c919d71f955c960cf6e81ed74cce78ed8d5bcf212d37cdcb23.exe aria2c.exe
Processes
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C:\Users\Admin\AppData\Local\Temp\fabc8a303bf5f6c919d71f955c960cf6e81ed74cce78ed8d5bcf212d37cdcb23.exe"C:\Users\Admin\AppData\Local\Temp\fabc8a303bf5f6c919d71f955c960cf6e81ed74cce78ed8d5bcf212d37cdcb23.exe"1⤵
- Loads dropped DLL
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of SetWindowsHookEx
- Suspicious use of WriteProcessMemory
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C:\Users\Admin\AppData\Roaming\Downloader\aria2c.exe"C:\Users\Admin\AppData\Roaming\Downloader\aria2c.exe" --conf-path="C:\Users\Admin\AppData\Roaming\Downloader\aria2.conf" #--save-session="C:\Users\Admin\AppData\Roaming\Downloader\aria2.session" --input-file="C:\Users\Admin\AppData\Roaming\Downloader\aria2.session" --rpc-listen-port=6288 --listen-port=6388 --dht-listen-port=6390 --enable-rpc=true --rpc-allow-origin-all=true --disable-ipv6=false --rpc-secret=123 --enable-dht=true --enable-dht6=true --dht-file-path="C:\Users\Admin\AppData\Roaming\Downloader\dht.dat" --dht-file-path6="C:\Users\Admin\AppData\Roaming\Downloader\dht6.dat" --bt-external-ip= --stop-with-process=29042⤵
- Executes dropped EXE
Network
MITRE ATT&CK Matrix ATT&CK v13
Replay Monitor
Loading Replay Monitor...
Downloads
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C:\Users\Admin\AppData\Roaming\Downloader\aria2.confFilesize
55KB
MD54a1b71ede6ff12456038f6a26e356a42
SHA116af6552ebbeb0300d1451715add745e840ff993
SHA2560ee9c9e686a595f86d25854bca6e92e8bfd51437a28306b4eaebf736156cc7ee
SHA512bea15214c76083c86f4104e569bb93ba7000e4e555382b6cc97e0c9bdb6b4de72f50b8458d4c3420e073edefe4f40b7eea580000001d089fd5c78e303fbd8501
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\Users\Admin\AppData\Roaming\Downloader\ExuiKrnln.dllFilesize
391KB
MD54587e896480603dcd85a4956bb3609d7
SHA110e88bc0852939bc09bb24019f4dc310a2fd17ad
SHA25670e5fdd3d67ec5f63b3796301d58200e8121d6b89cf072cde087ed18d0923483
SHA5120a7649b12d416659a76815d8745590624bea0b4d754af39b71108fa9b186041a381e11136fa231bbd43ac6df1d8705e377bac391c6954c22228cece7a2bb323b
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\Users\Admin\AppData\Roaming\Downloader\aria2c.exeFilesize
1.7MB
MD546d80f2e9618c8f1312e1d338f4218bc
SHA10eead18c40992324f5475d346317842352951e89
SHA2560e895dc2044d74547d0a255a0d9b88bc42c27a19825821b2e65d36bb9b7d4f23
SHA5123c66a2383b6a02458e8a7dccd7bf6ef6efc6657453909ddf2feca75d27445d5a75c9f00f0dabb1f109dea0ff9cd19de342a7fb7a495fee8b8bc11d69d1c8d0fc
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\Users\Admin\AppData\Roaming\Downloader\libcurl.dllFilesize
759KB
MD5b8d07f6ebe3d5473fa6e5c4aa3670bd6
SHA10300e9767e9ebe8f7ba88beea16e08c51549ea86
SHA256927b9c233435dcde129586d0be8351c165adbc2d35bfb63d9b557abe8dc10703
SHA512866a67e890456fd7b94d3d55b293a124053c75a56c7ef3d646329ec8ab300c365b319ab09daad81644a13a17803a663a426e0a4b78761082ae0b6ab590886efd
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memory/2620-48-0x0000000000400000-0x00000000008D2000-memory.dmpFilesize
4.8MB
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memory/2620-31-0x0000000000400000-0x00000000008D2000-memory.dmpFilesize
4.8MB
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memory/2904-29-0x0000000005640000-0x0000000005B12000-memory.dmpFilesize
4.8MB
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memory/2904-46-0x0000000074590000-0x000000007474F000-memory.dmpFilesize
1.7MB
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memory/2904-16-0x0000000075070000-0x0000000075180000-memory.dmpFilesize
1.1MB
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memory/2904-15-0x0000000075070000-0x0000000075180000-memory.dmpFilesize
1.1MB
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memory/2904-14-0x0000000075070000-0x0000000075180000-memory.dmpFilesize
1.1MB
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memory/2904-13-0x0000000075070000-0x0000000075180000-memory.dmpFilesize
1.1MB
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memory/2904-10-0x0000000075070000-0x0000000075180000-memory.dmpFilesize
1.1MB
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memory/2904-9-0x0000000074590000-0x000000007474F000-memory.dmpFilesize
1.7MB
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memory/2904-18-0x0000000075070000-0x0000000075180000-memory.dmpFilesize
1.1MB
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memory/2904-28-0x0000000000400000-0x0000000001A40000-memory.dmpFilesize
22.2MB
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memory/2904-8-0x0000000075070000-0x0000000075180000-memory.dmpFilesize
1.1MB
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memory/2904-5-0x0000000010000000-0x000000001001A000-memory.dmpFilesize
104KB
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memory/2904-6-0x0000000075081000-0x0000000075082000-memory.dmpFilesize
4KB
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memory/2904-7-0x0000000003BD0000-0x0000000003C8E000-memory.dmpFilesize
760KB
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memory/2904-35-0x0000000073DF0000-0x0000000073F15000-memory.dmpFilesize
1.1MB
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memory/2904-17-0x0000000075070000-0x0000000075180000-memory.dmpFilesize
1.1MB
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memory/2904-45-0x0000000075070000-0x0000000075180000-memory.dmpFilesize
1.1MB
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memory/2904-44-0x0000000075081000-0x0000000075082000-memory.dmpFilesize
4KB
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memory/2904-43-0x0000000010000000-0x000000001001A000-memory.dmpFilesize
104KB
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memory/2904-42-0x0000000073DF0000-0x0000000073F15000-memory.dmpFilesize
1.1MB
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memory/2904-40-0x0000000000400000-0x0000000001A40000-memory.dmpFilesize
22.2MB
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memory/2904-47-0x0000000075070000-0x0000000075180000-memory.dmpFilesize
1.1MB
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memory/2904-4-0x0000000000400000-0x0000000001A40000-memory.dmpFilesize
22.2MB
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memory/2904-49-0x0000000075070000-0x0000000075180000-memory.dmpFilesize
1.1MB
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memory/2904-53-0x0000000005640000-0x0000000005B12000-memory.dmpFilesize
4.8MB
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memory/2904-57-0x0000000073DF0000-0x0000000073F15000-memory.dmpFilesize
1.1MB
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memory/2904-56-0x0000000074590000-0x000000007474F000-memory.dmpFilesize
1.7MB
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memory/2904-76-0x0000000074590000-0x000000007474F000-memory.dmpFilesize
1.7MB
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memory/2904-85-0x0000000073DF0000-0x0000000073F15000-memory.dmpFilesize
1.1MB
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memory/2904-96-0x0000000074590000-0x000000007474F000-memory.dmpFilesize
1.7MB
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memory/2904-100-0x0000000074590000-0x000000007474F000-memory.dmpFilesize
1.7MB