Analysis
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max time kernel
126s -
max time network
143s -
platform
windows7_x64 -
resource
win7v20210410 -
submitted
13-04-2021 00:02
Static task
static1
Behavioral task
behavioral1
Sample
98d1aae2b75e1bc8086558b25489e6a808ecb1cbd361b2ddd9cc8c8ac6d7f03b.exe
Resource
win7v20210410
General
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Target
98d1aae2b75e1bc8086558b25489e6a808ecb1cbd361b2ddd9cc8c8ac6d7f03b.exe
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Size
292KB
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MD5
4eb21d088f620a9f5c312849430476f6
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SHA1
3b882b42b65067530fc51f490dd06b4ce2966acd
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SHA256
98d1aae2b75e1bc8086558b25489e6a808ecb1cbd361b2ddd9cc8c8ac6d7f03b
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SHA512
163e02345376d5730cb7b11b1514a4edeee776ff4d8756cb56fe152844297e26cbe1c4d71f17c6e1a790ddbcc83ad5636e1260b45212a75870742b46171954c3
Malware Config
Extracted
amadey
2.15
umbrelladownload.uno/gp6GbqVce/index.php
umbrelladownload.fun/gp6GbqVce/index.php
umbrelladownload.host/gp6GbqVce/index.php
Signatures
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Executes dropped EXE 1 IoCs
Processes:
jmgas.exepid process 1788 jmgas.exe -
Loads dropped DLL 2 IoCs
Processes:
98d1aae2b75e1bc8086558b25489e6a808ecb1cbd361b2ddd9cc8c8ac6d7f03b.exepid process 1864 98d1aae2b75e1bc8086558b25489e6a808ecb1cbd361b2ddd9cc8c8ac6d7f03b.exe 1864 98d1aae2b75e1bc8086558b25489e6a808ecb1cbd361b2ddd9cc8c8ac6d7f03b.exe -
Enumerates physical storage devices 1 TTPs
Attempts to interact with connected storage/optical drive(s). Likely ransomware behaviour.
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Suspicious use of WriteProcessMemory 12 IoCs
Processes:
98d1aae2b75e1bc8086558b25489e6a808ecb1cbd361b2ddd9cc8c8ac6d7f03b.exejmgas.execmd.exedescription pid process target process PID 1864 wrote to memory of 1788 1864 98d1aae2b75e1bc8086558b25489e6a808ecb1cbd361b2ddd9cc8c8ac6d7f03b.exe jmgas.exe PID 1864 wrote to memory of 1788 1864 98d1aae2b75e1bc8086558b25489e6a808ecb1cbd361b2ddd9cc8c8ac6d7f03b.exe jmgas.exe PID 1864 wrote to memory of 1788 1864 98d1aae2b75e1bc8086558b25489e6a808ecb1cbd361b2ddd9cc8c8ac6d7f03b.exe jmgas.exe PID 1864 wrote to memory of 1788 1864 98d1aae2b75e1bc8086558b25489e6a808ecb1cbd361b2ddd9cc8c8ac6d7f03b.exe jmgas.exe PID 1788 wrote to memory of 1772 1788 jmgas.exe cmd.exe PID 1788 wrote to memory of 1772 1788 jmgas.exe cmd.exe PID 1788 wrote to memory of 1772 1788 jmgas.exe cmd.exe PID 1788 wrote to memory of 1772 1788 jmgas.exe cmd.exe PID 1772 wrote to memory of 1124 1772 cmd.exe reg.exe PID 1772 wrote to memory of 1124 1772 cmd.exe reg.exe PID 1772 wrote to memory of 1124 1772 cmd.exe reg.exe PID 1772 wrote to memory of 1124 1772 cmd.exe reg.exe
Processes
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C:\Users\Admin\AppData\Local\Temp\98d1aae2b75e1bc8086558b25489e6a808ecb1cbd361b2ddd9cc8c8ac6d7f03b.exe"C:\Users\Admin\AppData\Local\Temp\98d1aae2b75e1bc8086558b25489e6a808ecb1cbd361b2ddd9cc8c8ac6d7f03b.exe"1⤵
- Loads dropped DLL
- Suspicious use of WriteProcessMemory
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C:\ProgramData\a3ec9f3b74\jmgas.exe"C:\ProgramData\a3ec9f3b74\jmgas.exe"2⤵
- Executes dropped EXE
- Suspicious use of WriteProcessMemory
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C:\Windows\SysWOW64\cmd.exe"C:\Windows\System32\cmd.exe" /C REG ADD "HKCU\Software\Microsoft\Windows\CurrentVersion\Explorer\User Shell Folders" /f /v Startup /t REG_SZ /d C:\ProgramData\a3ec9f3b74\3⤵
- Suspicious use of WriteProcessMemory
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C:\Windows\SysWOW64\reg.exeREG ADD "HKCU\Software\Microsoft\Windows\CurrentVersion\Explorer\User Shell Folders" /f /v Startup /t REG_SZ /d C:\ProgramData\a3ec9f3b74\4⤵
Network
MITRE ATT&CK Matrix ATT&CK v6
Replay Monitor
Loading Replay Monitor...
Downloads
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C:\ProgramData\152125132832309319232775MD5
d41d8cd98f00b204e9800998ecf8427e
SHA1da39a3ee5e6b4b0d3255bfef95601890afd80709
SHA256e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855
SHA512cf83e1357eefb8bdf1542850d66d8007d620e4050b5715dc83f4a921d36ce9ce47d0d13c5d85f2b0ff8318d2877eec2f63b931bd47417a81a538327af927da3e
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C:\ProgramData\a3ec9f3b74\jmgas.exeMD5
4eb21d088f620a9f5c312849430476f6
SHA13b882b42b65067530fc51f490dd06b4ce2966acd
SHA25698d1aae2b75e1bc8086558b25489e6a808ecb1cbd361b2ddd9cc8c8ac6d7f03b
SHA512163e02345376d5730cb7b11b1514a4edeee776ff4d8756cb56fe152844297e26cbe1c4d71f17c6e1a790ddbcc83ad5636e1260b45212a75870742b46171954c3
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\ProgramData\a3ec9f3b74\jmgas.exeMD5
4eb21d088f620a9f5c312849430476f6
SHA13b882b42b65067530fc51f490dd06b4ce2966acd
SHA25698d1aae2b75e1bc8086558b25489e6a808ecb1cbd361b2ddd9cc8c8ac6d7f03b
SHA512163e02345376d5730cb7b11b1514a4edeee776ff4d8756cb56fe152844297e26cbe1c4d71f17c6e1a790ddbcc83ad5636e1260b45212a75870742b46171954c3
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\ProgramData\a3ec9f3b74\jmgas.exeMD5
4eb21d088f620a9f5c312849430476f6
SHA13b882b42b65067530fc51f490dd06b4ce2966acd
SHA25698d1aae2b75e1bc8086558b25489e6a808ecb1cbd361b2ddd9cc8c8ac6d7f03b
SHA512163e02345376d5730cb7b11b1514a4edeee776ff4d8756cb56fe152844297e26cbe1c4d71f17c6e1a790ddbcc83ad5636e1260b45212a75870742b46171954c3
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memory/1124-72-0x0000000000000000-mapping.dmp
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memory/1772-71-0x0000000000000000-mapping.dmp
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memory/1788-63-0x0000000000000000-mapping.dmp
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memory/1788-70-0x0000000000400000-0x0000000000A22000-memory.dmpFilesize
6.1MB
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memory/1864-60-0x0000000076A81000-0x0000000076A83000-memory.dmpFilesize
8KB
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memory/1864-65-0x0000000000220000-0x0000000000251000-memory.dmpFilesize
196KB
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memory/1864-66-0x0000000000400000-0x0000000000A22000-memory.dmpFilesize
6.1MB