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Analysis
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max time kernel
169s -
max time network
163s -
platform
windows7_x64 -
resource
win7-20220812-en -
resource tags
arch:x64arch:x86image:win7-20220812-enlocale:en-usos:windows7-x64system -
submitted
11/10/2022, 08:28
Behavioral task
behavioral1
Sample
05e76045e331ebcf6a874c8e503e5335dc5a5da29117a37cdf55b5d0581f45c8.exe
Resource
win7-20220812-en
windows7-x64
12 signatures
150 seconds
Behavioral task
behavioral2
Sample
05e76045e331ebcf6a874c8e503e5335dc5a5da29117a37cdf55b5d0581f45c8.exe
Resource
win10v2004-20220812-en
windows10-2004-x64
12 signatures
150 seconds
General
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Target
05e76045e331ebcf6a874c8e503e5335dc5a5da29117a37cdf55b5d0581f45c8.exe
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Size
764KB
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MD5
7b42a21fc666db5ce98986475599dda0
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SHA1
415541444864d35b093c0966ebbfaaf5fae2fad7
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SHA256
05e76045e331ebcf6a874c8e503e5335dc5a5da29117a37cdf55b5d0581f45c8
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SHA512
658bb0126acff9b1cce26a1c96f551df2c5c48250974c293426bb329f1c25e3b596e2aa6540a869ad70f36edfbe1c88a0a6763978413cff1a2b013a0cb81db6f
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SSDEEP
12288:w2LBXU0uy8l/9912iRA2+Blmx1ToLLeY4W7ta66mJRNY1Yzi/m3FwoKwhNGgaC8:ZLBXdb89/122A2+B+hEjta66/qiu+oKY
Score
8/10
Malware Config
Signatures
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Executes dropped EXE 1 IoCs
pid Process 1924 ads4.exe -
resource yara_rule behavioral1/memory/900-54-0x0000000000400000-0x000000000059F000-memory.dmp vmprotect behavioral1/memory/900-55-0x0000000000400000-0x000000000059F000-memory.dmp vmprotect behavioral1/memory/900-57-0x0000000000400000-0x000000000059F000-memory.dmp vmprotect behavioral1/memory/900-59-0x0000000000400000-0x000000000059F000-memory.dmp vmprotect -
Adds Run key to start application 2 TTPs 2 IoCs
description ioc Process Set value (str) \REGISTRY\USER\S-1-5-21-2292972927-2705560509-2768824231-1000\Software\Microsoft\Windows\CurrentVersion\Run\ads = "C:\\Windows\\ads4.exe" 05e76045e331ebcf6a874c8e503e5335dc5a5da29117a37cdf55b5d0581f45c8.exe Key created \REGISTRY\USER\S-1-5-21-2292972927-2705560509-2768824231-1000\Software\Microsoft\Windows\CurrentVersion\Run 05e76045e331ebcf6a874c8e503e5335dc5a5da29117a37cdf55b5d0581f45c8.exe -
Drops file in System32 directory 1 IoCs
description ioc Process File opened for modification C:\Windows\SysWOW64\ads4.exe 05e76045e331ebcf6a874c8e503e5335dc5a5da29117a37cdf55b5d0581f45c8.exe -
Drops file in Windows directory 4 IoCs
description ioc Process File opened for modification C:\Windows\ads.exe 05e76045e331ebcf6a874c8e503e5335dc5a5da29117a37cdf55b5d0581f45c8.exe File opened for modification C:\Windows\ads2.exe 05e76045e331ebcf6a874c8e503e5335dc5a5da29117a37cdf55b5d0581f45c8.exe File opened for modification C:\Windows\ads3.exe 05e76045e331ebcf6a874c8e503e5335dc5a5da29117a37cdf55b5d0581f45c8.exe File opened for modification C:\Windows\ads4.exe 05e76045e331ebcf6a874c8e503e5335dc5a5da29117a37cdf55b5d0581f45c8.exe -
description ioc Process Key created \REGISTRY\USER\S-1-5-21-2292972927-2705560509-2768824231-1000\Software\Microsoft\Internet Explorer\Main 05e76045e331ebcf6a874c8e503e5335dc5a5da29117a37cdf55b5d0581f45c8.exe Set value (str) \REGISTRY\USER\S-1-5-21-2292972927-2705560509-2768824231-1000\Software\Microsoft\Internet Explorer\Main\Search Page = "http://danthanh.net/" 05e76045e331ebcf6a874c8e503e5335dc5a5da29117a37cdf55b5d0581f45c8.exe Key created \REGISTRY\USER\S-1-5-21-2292972927-2705560509-2768824231-1000\Software\Microsoft\Internet Explorer\Main ads4.exe -
Modifies Internet Explorer start page 1 TTPs 1 IoCs
description ioc Process Set value (str) \REGISTRY\USER\S-1-5-21-2292972927-2705560509-2768824231-1000\Software\Microsoft\Internet Explorer\Main\Start Page = "http://danthanh.net/" 05e76045e331ebcf6a874c8e503e5335dc5a5da29117a37cdf55b5d0581f45c8.exe -
Suspicious behavior: EnumeratesProcesses 64 IoCs
pid Process 900 05e76045e331ebcf6a874c8e503e5335dc5a5da29117a37cdf55b5d0581f45c8.exe 900 05e76045e331ebcf6a874c8e503e5335dc5a5da29117a37cdf55b5d0581f45c8.exe 900 05e76045e331ebcf6a874c8e503e5335dc5a5da29117a37cdf55b5d0581f45c8.exe 900 05e76045e331ebcf6a874c8e503e5335dc5a5da29117a37cdf55b5d0581f45c8.exe 900 05e76045e331ebcf6a874c8e503e5335dc5a5da29117a37cdf55b5d0581f45c8.exe 900 05e76045e331ebcf6a874c8e503e5335dc5a5da29117a37cdf55b5d0581f45c8.exe 900 05e76045e331ebcf6a874c8e503e5335dc5a5da29117a37cdf55b5d0581f45c8.exe 900 05e76045e331ebcf6a874c8e503e5335dc5a5da29117a37cdf55b5d0581f45c8.exe 900 05e76045e331ebcf6a874c8e503e5335dc5a5da29117a37cdf55b5d0581f45c8.exe 900 05e76045e331ebcf6a874c8e503e5335dc5a5da29117a37cdf55b5d0581f45c8.exe 900 05e76045e331ebcf6a874c8e503e5335dc5a5da29117a37cdf55b5d0581f45c8.exe 900 05e76045e331ebcf6a874c8e503e5335dc5a5da29117a37cdf55b5d0581f45c8.exe 900 05e76045e331ebcf6a874c8e503e5335dc5a5da29117a37cdf55b5d0581f45c8.exe 900 05e76045e331ebcf6a874c8e503e5335dc5a5da29117a37cdf55b5d0581f45c8.exe 900 05e76045e331ebcf6a874c8e503e5335dc5a5da29117a37cdf55b5d0581f45c8.exe 900 05e76045e331ebcf6a874c8e503e5335dc5a5da29117a37cdf55b5d0581f45c8.exe 900 05e76045e331ebcf6a874c8e503e5335dc5a5da29117a37cdf55b5d0581f45c8.exe 900 05e76045e331ebcf6a874c8e503e5335dc5a5da29117a37cdf55b5d0581f45c8.exe 900 05e76045e331ebcf6a874c8e503e5335dc5a5da29117a37cdf55b5d0581f45c8.exe 900 05e76045e331ebcf6a874c8e503e5335dc5a5da29117a37cdf55b5d0581f45c8.exe 900 05e76045e331ebcf6a874c8e503e5335dc5a5da29117a37cdf55b5d0581f45c8.exe 900 05e76045e331ebcf6a874c8e503e5335dc5a5da29117a37cdf55b5d0581f45c8.exe 900 05e76045e331ebcf6a874c8e503e5335dc5a5da29117a37cdf55b5d0581f45c8.exe 900 05e76045e331ebcf6a874c8e503e5335dc5a5da29117a37cdf55b5d0581f45c8.exe 900 05e76045e331ebcf6a874c8e503e5335dc5a5da29117a37cdf55b5d0581f45c8.exe 900 05e76045e331ebcf6a874c8e503e5335dc5a5da29117a37cdf55b5d0581f45c8.exe 900 05e76045e331ebcf6a874c8e503e5335dc5a5da29117a37cdf55b5d0581f45c8.exe 900 05e76045e331ebcf6a874c8e503e5335dc5a5da29117a37cdf55b5d0581f45c8.exe 900 05e76045e331ebcf6a874c8e503e5335dc5a5da29117a37cdf55b5d0581f45c8.exe 900 05e76045e331ebcf6a874c8e503e5335dc5a5da29117a37cdf55b5d0581f45c8.exe 900 05e76045e331ebcf6a874c8e503e5335dc5a5da29117a37cdf55b5d0581f45c8.exe 900 05e76045e331ebcf6a874c8e503e5335dc5a5da29117a37cdf55b5d0581f45c8.exe 900 05e76045e331ebcf6a874c8e503e5335dc5a5da29117a37cdf55b5d0581f45c8.exe 900 05e76045e331ebcf6a874c8e503e5335dc5a5da29117a37cdf55b5d0581f45c8.exe 900 05e76045e331ebcf6a874c8e503e5335dc5a5da29117a37cdf55b5d0581f45c8.exe 900 05e76045e331ebcf6a874c8e503e5335dc5a5da29117a37cdf55b5d0581f45c8.exe 900 05e76045e331ebcf6a874c8e503e5335dc5a5da29117a37cdf55b5d0581f45c8.exe 900 05e76045e331ebcf6a874c8e503e5335dc5a5da29117a37cdf55b5d0581f45c8.exe 900 05e76045e331ebcf6a874c8e503e5335dc5a5da29117a37cdf55b5d0581f45c8.exe 900 05e76045e331ebcf6a874c8e503e5335dc5a5da29117a37cdf55b5d0581f45c8.exe 900 05e76045e331ebcf6a874c8e503e5335dc5a5da29117a37cdf55b5d0581f45c8.exe 900 05e76045e331ebcf6a874c8e503e5335dc5a5da29117a37cdf55b5d0581f45c8.exe 900 05e76045e331ebcf6a874c8e503e5335dc5a5da29117a37cdf55b5d0581f45c8.exe 900 05e76045e331ebcf6a874c8e503e5335dc5a5da29117a37cdf55b5d0581f45c8.exe 900 05e76045e331ebcf6a874c8e503e5335dc5a5da29117a37cdf55b5d0581f45c8.exe 900 05e76045e331ebcf6a874c8e503e5335dc5a5da29117a37cdf55b5d0581f45c8.exe 900 05e76045e331ebcf6a874c8e503e5335dc5a5da29117a37cdf55b5d0581f45c8.exe 900 05e76045e331ebcf6a874c8e503e5335dc5a5da29117a37cdf55b5d0581f45c8.exe 900 05e76045e331ebcf6a874c8e503e5335dc5a5da29117a37cdf55b5d0581f45c8.exe 900 05e76045e331ebcf6a874c8e503e5335dc5a5da29117a37cdf55b5d0581f45c8.exe 900 05e76045e331ebcf6a874c8e503e5335dc5a5da29117a37cdf55b5d0581f45c8.exe 900 05e76045e331ebcf6a874c8e503e5335dc5a5da29117a37cdf55b5d0581f45c8.exe 900 05e76045e331ebcf6a874c8e503e5335dc5a5da29117a37cdf55b5d0581f45c8.exe 900 05e76045e331ebcf6a874c8e503e5335dc5a5da29117a37cdf55b5d0581f45c8.exe 900 05e76045e331ebcf6a874c8e503e5335dc5a5da29117a37cdf55b5d0581f45c8.exe 900 05e76045e331ebcf6a874c8e503e5335dc5a5da29117a37cdf55b5d0581f45c8.exe 900 05e76045e331ebcf6a874c8e503e5335dc5a5da29117a37cdf55b5d0581f45c8.exe 900 05e76045e331ebcf6a874c8e503e5335dc5a5da29117a37cdf55b5d0581f45c8.exe 900 05e76045e331ebcf6a874c8e503e5335dc5a5da29117a37cdf55b5d0581f45c8.exe 900 05e76045e331ebcf6a874c8e503e5335dc5a5da29117a37cdf55b5d0581f45c8.exe 900 05e76045e331ebcf6a874c8e503e5335dc5a5da29117a37cdf55b5d0581f45c8.exe 900 05e76045e331ebcf6a874c8e503e5335dc5a5da29117a37cdf55b5d0581f45c8.exe 900 05e76045e331ebcf6a874c8e503e5335dc5a5da29117a37cdf55b5d0581f45c8.exe 900 05e76045e331ebcf6a874c8e503e5335dc5a5da29117a37cdf55b5d0581f45c8.exe -
Suspicious behavior: GetForegroundWindowSpam 1 IoCs
pid Process 1924 ads4.exe -
Suspicious use of AdjustPrivilegeToken 5 IoCs
description pid Process Token: SeDebugPrivilege 900 05e76045e331ebcf6a874c8e503e5335dc5a5da29117a37cdf55b5d0581f45c8.exe Token: SeDebugPrivilege 900 05e76045e331ebcf6a874c8e503e5335dc5a5da29117a37cdf55b5d0581f45c8.exe Token: SeDebugPrivilege 900 05e76045e331ebcf6a874c8e503e5335dc5a5da29117a37cdf55b5d0581f45c8.exe Token: SeDebugPrivilege 900 05e76045e331ebcf6a874c8e503e5335dc5a5da29117a37cdf55b5d0581f45c8.exe Token: SeDebugPrivilege 900 05e76045e331ebcf6a874c8e503e5335dc5a5da29117a37cdf55b5d0581f45c8.exe -
Suspicious use of SetWindowsHookEx 6 IoCs
pid Process 900 05e76045e331ebcf6a874c8e503e5335dc5a5da29117a37cdf55b5d0581f45c8.exe 900 05e76045e331ebcf6a874c8e503e5335dc5a5da29117a37cdf55b5d0581f45c8.exe 900 05e76045e331ebcf6a874c8e503e5335dc5a5da29117a37cdf55b5d0581f45c8.exe 1924 ads4.exe 1924 ads4.exe 1924 ads4.exe -
Suspicious use of WriteProcessMemory 4 IoCs
description pid Process procid_target PID 900 wrote to memory of 1924 900 05e76045e331ebcf6a874c8e503e5335dc5a5da29117a37cdf55b5d0581f45c8.exe 27 PID 900 wrote to memory of 1924 900 05e76045e331ebcf6a874c8e503e5335dc5a5da29117a37cdf55b5d0581f45c8.exe 27 PID 900 wrote to memory of 1924 900 05e76045e331ebcf6a874c8e503e5335dc5a5da29117a37cdf55b5d0581f45c8.exe 27 PID 900 wrote to memory of 1924 900 05e76045e331ebcf6a874c8e503e5335dc5a5da29117a37cdf55b5d0581f45c8.exe 27
Processes
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C:\Users\Admin\AppData\Local\Temp\05e76045e331ebcf6a874c8e503e5335dc5a5da29117a37cdf55b5d0581f45c8.exe"C:\Users\Admin\AppData\Local\Temp\05e76045e331ebcf6a874c8e503e5335dc5a5da29117a37cdf55b5d0581f45c8.exe"1⤵
- Adds Run key to start application
- Drops file in System32 directory
- Drops file in Windows directory
- Modifies Internet Explorer settings
- Modifies Internet Explorer start page
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of SetWindowsHookEx
- Suspicious use of WriteProcessMemory
PID:900 -
C:\Windows\ads4.exeC:\Windows\ads4.exe2⤵
- Executes dropped EXE
- Modifies Internet Explorer settings
- Suspicious behavior: GetForegroundWindowSpam
- Suspicious use of SetWindowsHookEx
PID:1924
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Network
MITRE ATT&CK Enterprise v6
Replay Monitor
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Downloads
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Filesize
44KB
MD5167f455afd50182c1372efd044095736
SHA1447339c1597c8c906758caf62df2e5cb8dad2bc9
SHA2568917ea98454c3d2309c379ba228a10b83c3aef8e7a23f8ad89ebe71aef2b4431
SHA512fa56b0b641b6d3e6dca3ea9f21c6ec67a632d8dc717d4bc7c49e866ba068ac2413b6b4add26c71776a969aa40fbdf52cd3b782c953b6fbd9dd3b1b7570faae5f
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Filesize
44KB
MD5167f455afd50182c1372efd044095736
SHA1447339c1597c8c906758caf62df2e5cb8dad2bc9
SHA2568917ea98454c3d2309c379ba228a10b83c3aef8e7a23f8ad89ebe71aef2b4431
SHA512fa56b0b641b6d3e6dca3ea9f21c6ec67a632d8dc717d4bc7c49e866ba068ac2413b6b4add26c71776a969aa40fbdf52cd3b782c953b6fbd9dd3b1b7570faae5f