Analysis
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max time kernel
126s -
max time network
149s -
platform
windows7_x64 -
resource
win7-en-20211208 -
submitted
12-02-2022 05:56
Static task
static1
Behavioral task
behavioral1
Sample
1147aeb43c452f28cfb592867d7835e360d45924efe2af672fea2ff2a52f9ffc.exe
Resource
win7-en-20211208
Behavioral task
behavioral2
Sample
1147aeb43c452f28cfb592867d7835e360d45924efe2af672fea2ff2a52f9ffc.exe
Resource
win10v2004-en-20220113
General
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Target
1147aeb43c452f28cfb592867d7835e360d45924efe2af672fea2ff2a52f9ffc.exe
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Size
58KB
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MD5
20e135cdc16d1205e4aad1cbec66dae3
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SHA1
bfcf9f8cfc069d4496f09fa038e4d03e6d41f82f
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SHA256
1147aeb43c452f28cfb592867d7835e360d45924efe2af672fea2ff2a52f9ffc
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SHA512
400e10a6638e53ba33ca6cf8e20d65cbfa9668d024f202621c8110db7c052dad8b93097b43e8b28a12c1eca36ee2b37f6fb57051221d5f081568cb773d332743
Malware Config
Signatures
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Executes dropped EXE 1 IoCs
Processes:
MediaCenter.exepid process 1156 MediaCenter.exe -
Deletes itself 1 IoCs
Processes:
cmd.exepid process 1664 cmd.exe -
Loads dropped DLL 2 IoCs
Processes:
1147aeb43c452f28cfb592867d7835e360d45924efe2af672fea2ff2a52f9ffc.exepid process 1688 1147aeb43c452f28cfb592867d7835e360d45924efe2af672fea2ff2a52f9ffc.exe 1688 1147aeb43c452f28cfb592867d7835e360d45924efe2af672fea2ff2a52f9ffc.exe -
Adds Run key to start application 2 TTPs 1 IoCs
Processes:
1147aeb43c452f28cfb592867d7835e360d45924efe2af672fea2ff2a52f9ffc.exedescription ioc process Set value (str) \REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Windows\CurrentVersion\Run\MicroMedia = "C:\\Users\\Admin\\AppData\\Local\\Temp\\MicroMedia\\MediaCenter.exe" 1147aeb43c452f28cfb592867d7835e360d45924efe2af672fea2ff2a52f9ffc.exe -
Enumerates physical storage devices 1 TTPs
Attempts to interact with connected storage/optical drive(s). Likely ransomware behaviour.
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Runs ping.exe 1 TTPs 1 IoCs
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Suspicious use of AdjustPrivilegeToken 1 IoCs
Processes:
1147aeb43c452f28cfb592867d7835e360d45924efe2af672fea2ff2a52f9ffc.exedescription pid process Token: SeIncBasePriorityPrivilege 1688 1147aeb43c452f28cfb592867d7835e360d45924efe2af672fea2ff2a52f9ffc.exe -
Suspicious use of WriteProcessMemory 12 IoCs
Processes:
1147aeb43c452f28cfb592867d7835e360d45924efe2af672fea2ff2a52f9ffc.execmd.exedescription pid process target process PID 1688 wrote to memory of 1156 1688 1147aeb43c452f28cfb592867d7835e360d45924efe2af672fea2ff2a52f9ffc.exe MediaCenter.exe PID 1688 wrote to memory of 1156 1688 1147aeb43c452f28cfb592867d7835e360d45924efe2af672fea2ff2a52f9ffc.exe MediaCenter.exe PID 1688 wrote to memory of 1156 1688 1147aeb43c452f28cfb592867d7835e360d45924efe2af672fea2ff2a52f9ffc.exe MediaCenter.exe PID 1688 wrote to memory of 1156 1688 1147aeb43c452f28cfb592867d7835e360d45924efe2af672fea2ff2a52f9ffc.exe MediaCenter.exe PID 1688 wrote to memory of 1664 1688 1147aeb43c452f28cfb592867d7835e360d45924efe2af672fea2ff2a52f9ffc.exe cmd.exe PID 1688 wrote to memory of 1664 1688 1147aeb43c452f28cfb592867d7835e360d45924efe2af672fea2ff2a52f9ffc.exe cmd.exe PID 1688 wrote to memory of 1664 1688 1147aeb43c452f28cfb592867d7835e360d45924efe2af672fea2ff2a52f9ffc.exe cmd.exe PID 1688 wrote to memory of 1664 1688 1147aeb43c452f28cfb592867d7835e360d45924efe2af672fea2ff2a52f9ffc.exe cmd.exe PID 1664 wrote to memory of 1200 1664 cmd.exe PING.EXE PID 1664 wrote to memory of 1200 1664 cmd.exe PING.EXE PID 1664 wrote to memory of 1200 1664 cmd.exe PING.EXE PID 1664 wrote to memory of 1200 1664 cmd.exe PING.EXE
Processes
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C:\Users\Admin\AppData\Local\Temp\1147aeb43c452f28cfb592867d7835e360d45924efe2af672fea2ff2a52f9ffc.exe"C:\Users\Admin\AppData\Local\Temp\1147aeb43c452f28cfb592867d7835e360d45924efe2af672fea2ff2a52f9ffc.exe"1⤵
- Loads dropped DLL
- Adds Run key to start application
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
PID:1688 -
C:\Users\Admin\AppData\Local\Temp\MicroMedia\MediaCenter.exeC:\Users\Admin\AppData\Local\Temp\MicroMedia\MediaCenter.exe2⤵
- Executes dropped EXE
PID:1156 -
C:\Windows\SysWOW64\cmd.exe"C:\Windows\System32\cmd.exe" /c ping 127.0.0.1 & del /q "C:\Users\Admin\AppData\Local\Temp\1147aeb43c452f28cfb592867d7835e360d45924efe2af672fea2ff2a52f9ffc.exe"2⤵
- Deletes itself
- Suspicious use of WriteProcessMemory
PID:1664 -
C:\Windows\SysWOW64\PING.EXEping 127.0.0.13⤵
- Runs ping.exe
PID:1200
Network
MITRE ATT&CK Enterprise v6
Replay Monitor
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Downloads
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MD5
e49546c1c35a2d68df8f7e595d945eac
SHA19eaa60ca1844a523295a7c6c25a33e8c5fc6c782
SHA256e594e5a6bbae165f5792e5eb61d4efc13d50c03f26e384683ad1ce1ce0ecd40b
SHA5122e4ce81912eee5b9975bc3607afc0996a3fa8d50a81b0b3c85f77e29ecce8fe429c44511c2a99d7336bc3689601b54d083717d30159728a8e646dd32374146e6
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MD5
e49546c1c35a2d68df8f7e595d945eac
SHA19eaa60ca1844a523295a7c6c25a33e8c5fc6c782
SHA256e594e5a6bbae165f5792e5eb61d4efc13d50c03f26e384683ad1ce1ce0ecd40b
SHA5122e4ce81912eee5b9975bc3607afc0996a3fa8d50a81b0b3c85f77e29ecce8fe429c44511c2a99d7336bc3689601b54d083717d30159728a8e646dd32374146e6
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MD5
e49546c1c35a2d68df8f7e595d945eac
SHA19eaa60ca1844a523295a7c6c25a33e8c5fc6c782
SHA256e594e5a6bbae165f5792e5eb61d4efc13d50c03f26e384683ad1ce1ce0ecd40b
SHA5122e4ce81912eee5b9975bc3607afc0996a3fa8d50a81b0b3c85f77e29ecce8fe429c44511c2a99d7336bc3689601b54d083717d30159728a8e646dd32374146e6