Analysis
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max time kernel
131s -
max time network
146s -
platform
windows7_x64 -
resource
win7-20220901-en -
resource tags
arch:x64arch:x86image:win7-20220901-enlocale:en-usos:windows7-x64system -
submitted
03-12-2022 16:32
Static task
static1
Behavioral task
behavioral1
Sample
9fa6777f2677f387a56fcefd48ef8346afef701d46a9bd664b30c47933e65f20.exe
Resource
win7-20220901-en
Behavioral task
behavioral2
Sample
9fa6777f2677f387a56fcefd48ef8346afef701d46a9bd664b30c47933e65f20.exe
Resource
win10v2004-20220812-en
General
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Target
9fa6777f2677f387a56fcefd48ef8346afef701d46a9bd664b30c47933e65f20.exe
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Size
197KB
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MD5
80c39a580fd4de240e85c9cbf8e4f0e3
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SHA1
4410606f14cad27ddac84462e6965b8cdbc00504
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SHA256
9fa6777f2677f387a56fcefd48ef8346afef701d46a9bd664b30c47933e65f20
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SHA512
f4a17bf666893fb3dad15746bd02693e73959f7a6d01e042b7805c280e62dd8749b3a47add44d50c2cf266004f131e8de6fb2e6d46c6539eba844dd477f88569
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SSDEEP
1536:aX2tAh15hxrmf7VlBSBzD7TbNau3doRzEg0H86Lx8CAcf+SuqGMLefNe6WW5RXQ:ov5hm7VmBP7PtReQJUhMLgEW5RX
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 1388 CacheMgr.exe -
Loads dropped DLL 1 IoCs
Processes:
9fa6777f2677f387a56fcefd48ef8346afef701d46a9bd664b30c47933e65f20.exepid process 1492 9fa6777f2677f387a56fcefd48ef8346afef701d46a9bd664b30c47933e65f20.exe -
Adds Run key to start application 2 TTPs 2 IoCs
Processes:
9fa6777f2677f387a56fcefd48ef8346afef701d46a9bd664b30c47933e65f20.exedescription ioc process Key created \REGISTRY\USER\S-1-5-21-4063495947-34355257-727531523-1000\Software\Microsoft\Windows\CurrentVersion\Run 9fa6777f2677f387a56fcefd48ef8346afef701d46a9bd664b30c47933e65f20.exe Set value (str) \REGISTRY\USER\S-1-5-21-4063495947-34355257-727531523-1000\Software\Microsoft\Windows\CurrentVersion\Run\StubPath = "\"C:\\ProgramData\\CacheMgr.exe\" -as" 9fa6777f2677f387a56fcefd48ef8346afef701d46a9bd664b30c47933e65f20.exe -
Suspicious use of WriteProcessMemory 8 IoCs
Processes:
9fa6777f2677f387a56fcefd48ef8346afef701d46a9bd664b30c47933e65f20.exedescription pid process target process PID 1492 wrote to memory of 1688 1492 9fa6777f2677f387a56fcefd48ef8346afef701d46a9bd664b30c47933e65f20.exe cmd.exe PID 1492 wrote to memory of 1688 1492 9fa6777f2677f387a56fcefd48ef8346afef701d46a9bd664b30c47933e65f20.exe cmd.exe PID 1492 wrote to memory of 1688 1492 9fa6777f2677f387a56fcefd48ef8346afef701d46a9bd664b30c47933e65f20.exe cmd.exe PID 1492 wrote to memory of 1688 1492 9fa6777f2677f387a56fcefd48ef8346afef701d46a9bd664b30c47933e65f20.exe cmd.exe PID 1492 wrote to memory of 1388 1492 9fa6777f2677f387a56fcefd48ef8346afef701d46a9bd664b30c47933e65f20.exe CacheMgr.exe PID 1492 wrote to memory of 1388 1492 9fa6777f2677f387a56fcefd48ef8346afef701d46a9bd664b30c47933e65f20.exe CacheMgr.exe PID 1492 wrote to memory of 1388 1492 9fa6777f2677f387a56fcefd48ef8346afef701d46a9bd664b30c47933e65f20.exe CacheMgr.exe PID 1492 wrote to memory of 1388 1492 9fa6777f2677f387a56fcefd48ef8346afef701d46a9bd664b30c47933e65f20.exe CacheMgr.exe
Processes
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C:\Users\Admin\AppData\Local\Temp\9fa6777f2677f387a56fcefd48ef8346afef701d46a9bd664b30c47933e65f20.exe"C:\Users\Admin\AppData\Local\Temp\9fa6777f2677f387a56fcefd48ef8346afef701d46a9bd664b30c47933e65f20.exe"1⤵
- Loads dropped DLL
- Adds Run key to start application
- Suspicious use of WriteProcessMemory
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C:\Windows\SysWOW64\cmd.exe"C:\Windows\system32\cmd.exe" /c copy "C:\Users\Admin\AppData\Local\Temp\9fa6777f2677f387a56fcefd48ef8346afef701d46a9bd664b30c47933e65f20.exe" "C:\ProgramData\CacheMgr.exe"2⤵
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C:\ProgramData\CacheMgr.exe"C:\ProgramData\CacheMgr.exe" -as2⤵
- Executes dropped EXE
Network
MITRE ATT&CK Matrix ATT&CK v6
Replay Monitor
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Downloads
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C:\ProgramData\CacheMgr.exeFilesize
197KB
MD580c39a580fd4de240e85c9cbf8e4f0e3
SHA14410606f14cad27ddac84462e6965b8cdbc00504
SHA2569fa6777f2677f387a56fcefd48ef8346afef701d46a9bd664b30c47933e65f20
SHA512f4a17bf666893fb3dad15746bd02693e73959f7a6d01e042b7805c280e62dd8749b3a47add44d50c2cf266004f131e8de6fb2e6d46c6539eba844dd477f88569
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C:\ProgramData\CacheMgr.exeFilesize
197KB
MD580c39a580fd4de240e85c9cbf8e4f0e3
SHA14410606f14cad27ddac84462e6965b8cdbc00504
SHA2569fa6777f2677f387a56fcefd48ef8346afef701d46a9bd664b30c47933e65f20
SHA512f4a17bf666893fb3dad15746bd02693e73959f7a6d01e042b7805c280e62dd8749b3a47add44d50c2cf266004f131e8de6fb2e6d46c6539eba844dd477f88569
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\ProgramData\CacheMgr.exeFilesize
197KB
MD580c39a580fd4de240e85c9cbf8e4f0e3
SHA14410606f14cad27ddac84462e6965b8cdbc00504
SHA2569fa6777f2677f387a56fcefd48ef8346afef701d46a9bd664b30c47933e65f20
SHA512f4a17bf666893fb3dad15746bd02693e73959f7a6d01e042b7805c280e62dd8749b3a47add44d50c2cf266004f131e8de6fb2e6d46c6539eba844dd477f88569
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memory/1388-72-0x0000000000020000-0x0000000000036000-memory.dmpFilesize
88KB
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memory/1388-71-0x00000000005E0000-0x00000000006E0000-memory.dmpFilesize
1024KB
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memory/1388-70-0x0000000000400000-0x0000000000444000-memory.dmpFilesize
272KB
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memory/1388-69-0x0000000000020000-0x0000000000036000-memory.dmpFilesize
88KB
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memory/1388-62-0x0000000000000000-mapping.dmp
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memory/1388-68-0x00000000005E0000-0x00000000006E0000-memory.dmpFilesize
1024KB
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memory/1492-59-0x0000000000020000-0x0000000000036000-memory.dmpFilesize
88KB
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memory/1492-66-0x0000000000020000-0x0000000000036000-memory.dmpFilesize
88KB
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memory/1492-64-0x0000000000400000-0x0000000000444000-memory.dmpFilesize
272KB
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memory/1492-55-0x0000000076BA1000-0x0000000076BA3000-memory.dmpFilesize
8KB
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memory/1492-57-0x0000000000400000-0x0000000000444000-memory.dmpFilesize
272KB
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memory/1492-58-0x0000000000620000-0x0000000000720000-memory.dmpFilesize
1024KB
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memory/1688-56-0x0000000000000000-mapping.dmp