Analysis
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max time kernel
44s -
max time network
50s -
platform
windows7_x64 -
resource
win7-20220901-en -
resource tags
arch:x64arch:x86image:win7-20220901-enlocale:en-usos:windows7-x64system -
submitted
29-11-2022 23:13
Static task
static1
Behavioral task
behavioral1
Sample
ff083470f92e221192d56ae86fb98d81070c4096c549c4cb69c5e8b5ba04bed3.exe
Resource
win7-20220901-en
Behavioral task
behavioral2
Sample
ff083470f92e221192d56ae86fb98d81070c4096c549c4cb69c5e8b5ba04bed3.exe
Resource
win10v2004-20220812-en
General
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Target
ff083470f92e221192d56ae86fb98d81070c4096c549c4cb69c5e8b5ba04bed3.exe
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Size
219KB
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MD5
c6e1d105ee9764f2ed9bdebfc7cc6fd6
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SHA1
92749fc82c852402cd9b05306bec72a5932a2775
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SHA256
ff083470f92e221192d56ae86fb98d81070c4096c549c4cb69c5e8b5ba04bed3
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SHA512
a5b9b98699dbadb3764c973f68586601d175d7e79d42d3c626757b70c1f2877d96410d08ffc91aefd3252ea59d9f493d0e6d665ac7a46b09afea1f547ebdc7e5
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SSDEEP
3072:6C/gLTTyRy7LfS2glhRXJehyBJUEoJADzvCShF1Dg81S2glhRXJehyBJUEoJA+:1YLTfPi9JehNADLC6FBg8Bi9JehNA+
Malware Config
Signatures
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Cobaltstrike
Detected malicious payload which is part of Cobaltstrike.
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Executes dropped EXE 1 IoCs
Processes:
CacheMgr.exepid process 572 CacheMgr.exe -
Loads dropped DLL 1 IoCs
Processes:
ff083470f92e221192d56ae86fb98d81070c4096c549c4cb69c5e8b5ba04bed3.exepid process 1368 ff083470f92e221192d56ae86fb98d81070c4096c549c4cb69c5e8b5ba04bed3.exe -
Adds Run key to start application 2 TTPs 2 IoCs
Processes:
ff083470f92e221192d56ae86fb98d81070c4096c549c4cb69c5e8b5ba04bed3.exedescription ioc process Set value (str) \REGISTRY\USER\S-1-5-21-4063495947-34355257-727531523-1000\Software\Microsoft\Windows\CurrentVersion\Run\StubPath = "\"C:\\Setup\\CacheMgr.exe\" -as" ff083470f92e221192d56ae86fb98d81070c4096c549c4cb69c5e8b5ba04bed3.exe Key created \REGISTRY\USER\S-1-5-21-4063495947-34355257-727531523-1000\Software\Microsoft\Windows\CurrentVersion\Run ff083470f92e221192d56ae86fb98d81070c4096c549c4cb69c5e8b5ba04bed3.exe -
Suspicious use of WriteProcessMemory 12 IoCs
Processes:
ff083470f92e221192d56ae86fb98d81070c4096c549c4cb69c5e8b5ba04bed3.exedescription pid process target process PID 1368 wrote to memory of 972 1368 ff083470f92e221192d56ae86fb98d81070c4096c549c4cb69c5e8b5ba04bed3.exe cmd.exe PID 1368 wrote to memory of 972 1368 ff083470f92e221192d56ae86fb98d81070c4096c549c4cb69c5e8b5ba04bed3.exe cmd.exe PID 1368 wrote to memory of 972 1368 ff083470f92e221192d56ae86fb98d81070c4096c549c4cb69c5e8b5ba04bed3.exe cmd.exe PID 1368 wrote to memory of 972 1368 ff083470f92e221192d56ae86fb98d81070c4096c549c4cb69c5e8b5ba04bed3.exe cmd.exe PID 1368 wrote to memory of 892 1368 ff083470f92e221192d56ae86fb98d81070c4096c549c4cb69c5e8b5ba04bed3.exe cmd.exe PID 1368 wrote to memory of 892 1368 ff083470f92e221192d56ae86fb98d81070c4096c549c4cb69c5e8b5ba04bed3.exe cmd.exe PID 1368 wrote to memory of 892 1368 ff083470f92e221192d56ae86fb98d81070c4096c549c4cb69c5e8b5ba04bed3.exe cmd.exe PID 1368 wrote to memory of 892 1368 ff083470f92e221192d56ae86fb98d81070c4096c549c4cb69c5e8b5ba04bed3.exe cmd.exe PID 1368 wrote to memory of 572 1368 ff083470f92e221192d56ae86fb98d81070c4096c549c4cb69c5e8b5ba04bed3.exe CacheMgr.exe PID 1368 wrote to memory of 572 1368 ff083470f92e221192d56ae86fb98d81070c4096c549c4cb69c5e8b5ba04bed3.exe CacheMgr.exe PID 1368 wrote to memory of 572 1368 ff083470f92e221192d56ae86fb98d81070c4096c549c4cb69c5e8b5ba04bed3.exe CacheMgr.exe PID 1368 wrote to memory of 572 1368 ff083470f92e221192d56ae86fb98d81070c4096c549c4cb69c5e8b5ba04bed3.exe CacheMgr.exe
Processes
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C:\Users\Admin\AppData\Local\Temp\ff083470f92e221192d56ae86fb98d81070c4096c549c4cb69c5e8b5ba04bed3.exe"C:\Users\Admin\AppData\Local\Temp\ff083470f92e221192d56ae86fb98d81070c4096c549c4cb69c5e8b5ba04bed3.exe"1⤵
- Loads dropped DLL
- Adds Run key to start application
- Suspicious use of WriteProcessMemory
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C:\Windows\SysWOW64\cmd.execmd.exe /q /c md "C:\Setup"2⤵
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C:\Windows\SysWOW64\cmd.execmd.exe /q /c copy "C:\Users\Admin\AppData\Local\Temp\ff083470f92e221192d56ae86fb98d81070c4096c549c4cb69c5e8b5ba04bed3.exe" "C:\Setup\CacheMgr.exe"2⤵
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C:\Setup\CacheMgr.exe"C:\Setup\CacheMgr.exe" -as2⤵
- Executes dropped EXE
Network
MITRE ATT&CK Matrix ATT&CK v6
Replay Monitor
Loading Replay Monitor...
Downloads
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C:\Setup\CacheMgr.exeFilesize
219KB
MD5c6e1d105ee9764f2ed9bdebfc7cc6fd6
SHA192749fc82c852402cd9b05306bec72a5932a2775
SHA256ff083470f92e221192d56ae86fb98d81070c4096c549c4cb69c5e8b5ba04bed3
SHA512a5b9b98699dbadb3764c973f68586601d175d7e79d42d3c626757b70c1f2877d96410d08ffc91aefd3252ea59d9f493d0e6d665ac7a46b09afea1f547ebdc7e5
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C:\Setup\CacheMgr.exeFilesize
219KB
MD5c6e1d105ee9764f2ed9bdebfc7cc6fd6
SHA192749fc82c852402cd9b05306bec72a5932a2775
SHA256ff083470f92e221192d56ae86fb98d81070c4096c549c4cb69c5e8b5ba04bed3
SHA512a5b9b98699dbadb3764c973f68586601d175d7e79d42d3c626757b70c1f2877d96410d08ffc91aefd3252ea59d9f493d0e6d665ac7a46b09afea1f547ebdc7e5
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\Setup\CacheMgr.exeFilesize
219KB
MD5c6e1d105ee9764f2ed9bdebfc7cc6fd6
SHA192749fc82c852402cd9b05306bec72a5932a2775
SHA256ff083470f92e221192d56ae86fb98d81070c4096c549c4cb69c5e8b5ba04bed3
SHA512a5b9b98699dbadb3764c973f68586601d175d7e79d42d3c626757b70c1f2877d96410d08ffc91aefd3252ea59d9f493d0e6d665ac7a46b09afea1f547ebdc7e5
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memory/572-59-0x0000000000000000-mapping.dmp
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memory/572-63-0x0000000000020000-0x0000000000036000-memory.dmpFilesize
88KB
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memory/572-64-0x0000000000020000-0x0000000000036000-memory.dmpFilesize
88KB
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memory/892-56-0x0000000000000000-mapping.dmp
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memory/972-55-0x0000000000000000-mapping.dmp
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memory/1368-54-0x0000000076461000-0x0000000076463000-memory.dmpFilesize
8KB
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memory/1368-60-0x0000000000020000-0x0000000000036000-memory.dmpFilesize
88KB