Analysis
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max time kernel
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max time network
123s -
platform
windows7_x64 -
resource
win7-20240903-en -
resource tags
arch:x64arch:x86image:win7-20240903-enlocale:en-usos:windows7-x64system -
submitted
02-12-2024 02:30
Static task
static1
Behavioral task
behavioral1
Sample
b65c44a2a36ab4db0076028459ab88a5_JaffaCakes118.exe
Resource
win7-20240903-en
General
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Target
b65c44a2a36ab4db0076028459ab88a5_JaffaCakes118.exe
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Size
278KB
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MD5
b65c44a2a36ab4db0076028459ab88a5
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SHA1
5c3c48ac9cd2393c48f9f69bca0a9d6afd94c74e
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SHA256
b253a2f90c14b8179108ae3fb95c45b4b8f182018305b4ef2d13d29150a02f1a
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SHA512
09ac7bee4c7e9e346673a4c2fb3fc5a11fecc9f0ea915b5465393a8b4f30a49b13aa402a0be00103c0b9642e21204c4bfefd191b86a79ead7b0971c8d899774a
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SSDEEP
6144:cWADC/vlryv64mSmW6yI6eOoq5UO1jQqRcm29I2oeVunDWAs:cVIrS9mZ3X6VoOUOXZ29srDW
Malware Config
Signatures
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Cycbot family
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Detects Cycbot payload 7 IoCs
Cycbot is a backdoor and trojan written in C++.
resource yara_rule behavioral1/memory/2936-11-0x0000000000400000-0x000000000046A000-memory.dmp family_cycbot behavioral1/memory/836-17-0x0000000000400000-0x000000000046A000-memory.dmp family_cycbot behavioral1/memory/2936-14-0x0000000000400000-0x0000000000467000-memory.dmp family_cycbot behavioral1/memory/2936-85-0x0000000000400000-0x000000000046A000-memory.dmp family_cycbot behavioral1/memory/2972-87-0x0000000000400000-0x000000000046A000-memory.dmp family_cycbot behavioral1/memory/2936-188-0x0000000000400000-0x000000000046A000-memory.dmp family_cycbot behavioral1/memory/2936-193-0x0000000000400000-0x000000000046A000-memory.dmp family_cycbot -
Modifies security service 2 TTPs 1 IoCs
description ioc Process Set value (int) \REGISTRY\MACHINE\SYSTEM\ControlSet001\services\wscsvc\Start = "3" b65c44a2a36ab4db0076028459ab88a5_JaffaCakes118.exe -
Pony family
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Boot or Logon Autostart Execution: Active Setup 2 TTPs 1 IoCs
Adversaries may achieve persistence by adding a Registry key to the Active Setup of the local machine.
description ioc Process Key created \REGISTRY\USER\S-1-5-21-1488793075-819845221-1497111674-1000\Software\Microsoft\Active Setup\Installed Components explorer.exe -
Disables taskbar notifications via registry modification
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Executes dropped EXE 1 IoCs
pid Process 864 4BDF.tmp -
Loads dropped DLL 2 IoCs
pid Process 2936 b65c44a2a36ab4db0076028459ab88a5_JaffaCakes118.exe 2936 b65c44a2a36ab4db0076028459ab88a5_JaffaCakes118.exe -
Reads data files stored by FTP clients 2 TTPs
Tries to access configuration files associated with programs like FileZilla.
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Reads user/profile data of web browsers 3 TTPs
Infostealers often target stored browser data, which can include saved credentials etc.
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Unsecured Credentials: Credentials In Files 1 TTPs
Steal credentials from unsecured files.
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Adds Run key to start application 2 TTPs 1 IoCs
description ioc Process Set value (str) \REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Windows\CurrentVersion\Run\747.exe = "C:\\Program Files (x86)\\LP\\7E62\\747.exe" b65c44a2a36ab4db0076028459ab88a5_JaffaCakes118.exe -
Checks installed software on the system 1 TTPs
Looks up Uninstall key entries in the registry to enumerate software on the system.
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resource yara_rule behavioral1/memory/2936-2-0x0000000000400000-0x000000000046A000-memory.dmp upx behavioral1/memory/2936-11-0x0000000000400000-0x000000000046A000-memory.dmp upx behavioral1/memory/836-17-0x0000000000400000-0x000000000046A000-memory.dmp upx behavioral1/memory/836-15-0x0000000000400000-0x000000000046A000-memory.dmp upx behavioral1/memory/2936-14-0x0000000000400000-0x0000000000467000-memory.dmp upx behavioral1/memory/2936-85-0x0000000000400000-0x000000000046A000-memory.dmp upx behavioral1/memory/2972-87-0x0000000000400000-0x000000000046A000-memory.dmp upx behavioral1/memory/2936-188-0x0000000000400000-0x000000000046A000-memory.dmp upx behavioral1/memory/2936-193-0x0000000000400000-0x000000000046A000-memory.dmp upx -
Drops file in Program Files directory 3 IoCs
description ioc Process File opened for modification C:\Program Files (x86)\LP\7E62\747.exe b65c44a2a36ab4db0076028459ab88a5_JaffaCakes118.exe File opened for modification C:\Program Files (x86)\LP\7E62\4BDF.tmp b65c44a2a36ab4db0076028459ab88a5_JaffaCakes118.exe File created C:\Program Files (x86)\LP\7E62\747.exe b65c44a2a36ab4db0076028459ab88a5_JaffaCakes118.exe -
System Location Discovery: System Language Discovery 1 TTPs 4 IoCs
Attempt gather information about the system language of a victim in order to infer the geographical location of that host.
description ioc Process Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language b65c44a2a36ab4db0076028459ab88a5_JaffaCakes118.exe Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language b65c44a2a36ab4db0076028459ab88a5_JaffaCakes118.exe Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language b65c44a2a36ab4db0076028459ab88a5_JaffaCakes118.exe Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language 4BDF.tmp -
Modifies registry class 5 IoCs
description ioc Process Key created \REGISTRY\USER\S-1-5-21-1488793075-819845221-1497111674-1000_CLASSES\Local Settings\Software\Microsoft\Windows\Shell explorer.exe Key created \REGISTRY\USER\S-1-5-21-1488793075-819845221-1497111674-1000_CLASSES\Local Settings\Software\Microsoft\Windows\Shell\BagMRU explorer.exe Set value (data) \REGISTRY\USER\S-1-5-21-1488793075-819845221-1497111674-1000_CLASSES\Local Settings\Software\Microsoft\Windows\Shell\BagMRU\NodeSlots explorer.exe Set value (data) \REGISTRY\USER\S-1-5-21-1488793075-819845221-1497111674-1000_CLASSES\Local Settings\Software\Microsoft\Windows\Shell\BagMRU\MRUListEx = ffffffff explorer.exe Key created \REGISTRY\USER\S-1-5-21-1488793075-819845221-1497111674-1000_Classes\Local Settings explorer.exe -
Suspicious behavior: EnumeratesProcesses 14 IoCs
pid Process 2936 b65c44a2a36ab4db0076028459ab88a5_JaffaCakes118.exe 2936 b65c44a2a36ab4db0076028459ab88a5_JaffaCakes118.exe 2936 b65c44a2a36ab4db0076028459ab88a5_JaffaCakes118.exe 2936 b65c44a2a36ab4db0076028459ab88a5_JaffaCakes118.exe 2936 b65c44a2a36ab4db0076028459ab88a5_JaffaCakes118.exe 2936 b65c44a2a36ab4db0076028459ab88a5_JaffaCakes118.exe 2936 b65c44a2a36ab4db0076028459ab88a5_JaffaCakes118.exe 2936 b65c44a2a36ab4db0076028459ab88a5_JaffaCakes118.exe 2936 b65c44a2a36ab4db0076028459ab88a5_JaffaCakes118.exe 2936 b65c44a2a36ab4db0076028459ab88a5_JaffaCakes118.exe 2936 b65c44a2a36ab4db0076028459ab88a5_JaffaCakes118.exe 2936 b65c44a2a36ab4db0076028459ab88a5_JaffaCakes118.exe 2936 b65c44a2a36ab4db0076028459ab88a5_JaffaCakes118.exe 2936 b65c44a2a36ab4db0076028459ab88a5_JaffaCakes118.exe -
Suspicious behavior: GetForegroundWindowSpam 1 IoCs
pid Process 956 explorer.exe -
Suspicious use of AdjustPrivilegeToken 15 IoCs
description pid Process Token: SeRestorePrivilege 1784 msiexec.exe Token: SeTakeOwnershipPrivilege 1784 msiexec.exe Token: SeSecurityPrivilege 1784 msiexec.exe Token: SeShutdownPrivilege 956 explorer.exe Token: SeShutdownPrivilege 956 explorer.exe Token: SeShutdownPrivilege 956 explorer.exe Token: SeShutdownPrivilege 956 explorer.exe Token: SeShutdownPrivilege 956 explorer.exe Token: SeShutdownPrivilege 956 explorer.exe Token: SeShutdownPrivilege 956 explorer.exe Token: SeShutdownPrivilege 956 explorer.exe Token: SeShutdownPrivilege 956 explorer.exe Token: SeShutdownPrivilege 956 explorer.exe Token: SeShutdownPrivilege 956 explorer.exe Token: SeShutdownPrivilege 956 explorer.exe -
Suspicious use of FindShellTrayWindow 28 IoCs
pid Process 956 explorer.exe 956 explorer.exe 956 explorer.exe 956 explorer.exe 956 explorer.exe 956 explorer.exe 956 explorer.exe 956 explorer.exe 956 explorer.exe 956 explorer.exe 956 explorer.exe 956 explorer.exe 956 explorer.exe 956 explorer.exe 956 explorer.exe 956 explorer.exe 956 explorer.exe 956 explorer.exe 956 explorer.exe 956 explorer.exe 956 explorer.exe 956 explorer.exe 956 explorer.exe 956 explorer.exe 956 explorer.exe 956 explorer.exe 956 explorer.exe 956 explorer.exe -
Suspicious use of SendNotifyMessage 18 IoCs
pid Process 956 explorer.exe 956 explorer.exe 956 explorer.exe 956 explorer.exe 956 explorer.exe 956 explorer.exe 956 explorer.exe 956 explorer.exe 956 explorer.exe 956 explorer.exe 956 explorer.exe 956 explorer.exe 956 explorer.exe 956 explorer.exe 956 explorer.exe 956 explorer.exe 956 explorer.exe 956 explorer.exe -
Suspicious use of WriteProcessMemory 12 IoCs
description pid Process procid_target PID 2936 wrote to memory of 836 2936 b65c44a2a36ab4db0076028459ab88a5_JaffaCakes118.exe 32 PID 2936 wrote to memory of 836 2936 b65c44a2a36ab4db0076028459ab88a5_JaffaCakes118.exe 32 PID 2936 wrote to memory of 836 2936 b65c44a2a36ab4db0076028459ab88a5_JaffaCakes118.exe 32 PID 2936 wrote to memory of 836 2936 b65c44a2a36ab4db0076028459ab88a5_JaffaCakes118.exe 32 PID 2936 wrote to memory of 2972 2936 b65c44a2a36ab4db0076028459ab88a5_JaffaCakes118.exe 34 PID 2936 wrote to memory of 2972 2936 b65c44a2a36ab4db0076028459ab88a5_JaffaCakes118.exe 34 PID 2936 wrote to memory of 2972 2936 b65c44a2a36ab4db0076028459ab88a5_JaffaCakes118.exe 34 PID 2936 wrote to memory of 2972 2936 b65c44a2a36ab4db0076028459ab88a5_JaffaCakes118.exe 34 PID 2936 wrote to memory of 864 2936 b65c44a2a36ab4db0076028459ab88a5_JaffaCakes118.exe 37 PID 2936 wrote to memory of 864 2936 b65c44a2a36ab4db0076028459ab88a5_JaffaCakes118.exe 37 PID 2936 wrote to memory of 864 2936 b65c44a2a36ab4db0076028459ab88a5_JaffaCakes118.exe 37 PID 2936 wrote to memory of 864 2936 b65c44a2a36ab4db0076028459ab88a5_JaffaCakes118.exe 37 -
System policy modification 1 TTPs 2 IoCs
description ioc Process Key created \REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows\CurrentVersion\Policies\Explorer b65c44a2a36ab4db0076028459ab88a5_JaffaCakes118.exe Set value (int) \REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows\CurrentVersion\Policies\Explorer\HideSCAHealth = "1" b65c44a2a36ab4db0076028459ab88a5_JaffaCakes118.exe -
Uses Task Scheduler COM API 1 TTPs
The Task Scheduler COM API can be used to schedule applications to run on boot or at set times.
Processes
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C:\Users\Admin\AppData\Local\Temp\b65c44a2a36ab4db0076028459ab88a5_JaffaCakes118.exe"C:\Users\Admin\AppData\Local\Temp\b65c44a2a36ab4db0076028459ab88a5_JaffaCakes118.exe"1⤵
- Modifies security service
- Loads dropped DLL
- Adds Run key to start application
- Drops file in Program Files directory
- System Location Discovery: System Language Discovery
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of WriteProcessMemory
- System policy modification
PID:2936 -
C:\Users\Admin\AppData\Local\Temp\b65c44a2a36ab4db0076028459ab88a5_JaffaCakes118.exeC:\Users\Admin\AppData\Local\Temp\b65c44a2a36ab4db0076028459ab88a5_JaffaCakes118.exe startC:\Users\Admin\AppData\Roaming\28DBC\D117E.exe%C:\Users\Admin\AppData\Roaming\28DBC2⤵
- System Location Discovery: System Language Discovery
PID:836
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C:\Users\Admin\AppData\Local\Temp\b65c44a2a36ab4db0076028459ab88a5_JaffaCakes118.exeC:\Users\Admin\AppData\Local\Temp\b65c44a2a36ab4db0076028459ab88a5_JaffaCakes118.exe startC:\Program Files (x86)\BC327\lvvm.exe%C:\Program Files (x86)\BC3272⤵
- System Location Discovery: System Language Discovery
PID:2972
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C:\Program Files (x86)\LP\7E62\4BDF.tmp"C:\Program Files (x86)\LP\7E62\4BDF.tmp"2⤵
- Executes dropped EXE
- System Location Discovery: System Language Discovery
PID:864
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C:\Windows\system32\msiexec.exeC:\Windows\system32\msiexec.exe /V1⤵
- Suspicious use of AdjustPrivilegeToken
PID:1784
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C:\Windows\explorer.exeexplorer.exe1⤵
- Boot or Logon Autostart Execution: Active Setup
- Modifies registry class
- Suspicious behavior: GetForegroundWindowSpam
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of FindShellTrayWindow
- Suspicious use of SendNotifyMessage
PID:956
Network
MITRE ATT&CK Enterprise v15
Persistence
Boot or Logon Autostart Execution
2Active Setup
1Registry Run Keys / Startup Folder
1Create or Modify System Process
1Windows Service
1Privilege Escalation
Boot or Logon Autostart Execution
2Active Setup
1Registry Run Keys / Startup Folder
1Create or Modify System Process
1Windows Service
1Credential Access
Credentials from Password Stores
1Credentials from Web Browsers
1Unsecured Credentials
3Credentials In Files
3Replay Monitor
Loading Replay Monitor...
Downloads
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Filesize
1KB
MD58b21c0f8b42243a0a86b7dca27d555a5
SHA11c5fc50cb2b70d610532e6aaee7769d2dfa8d67a
SHA256452f98cffb5bf2f09da42e5d1c9719e5914016cbac7353c3f2c321ca79157ea3
SHA5126854923575f9b9893948ee18e4330ebd537a6799e3fc034fc79f927fee7ae7798bac3fb456e796c6138aef6837af31882c0d6278629b7ba2ea5093811342d6db
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Filesize
600B
MD59782b09b0ccfef3f2b211e32d2487124
SHA16148addb1219a89d1c0258763e923b515f3ea2b8
SHA2562826827a2f61cc2511087955f2202d2182b9a9d7a6424c7426b1fe6f69781f51
SHA512e2ad621e7e0e94ae195f14d8cd92ca354e16e9b554b175d8ac6c5c85dc4c70d4a66bcf0de755940e0ca1f3daacb2e71e3cff5f4daa00b8a7de48a54a035b897d
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Filesize
996B
MD5689653aa0ba2950270e8a21ca57b6f33
SHA13695aad47f5dcf20c7d000d66939a505c871235c
SHA2566df053d5988b0c56209fd14cc9aabaadc61b22edb9723661ac39a691907a7668
SHA512f34a3d94fee3490da043d239d0c73250937e4fd195f8431cfc69c5ef734eaeb3d919553882015b0783b60499eb6fd3b81fa3585865f899c6955409ebc767924a
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Filesize
99KB
MD508a5937a576b475126ca81d436937a26
SHA10511a1e2596ab2ab23d032c2883c3380fdcc9878
SHA256e74db8ec9e61cb575458a11f2c8e750347a3f50f2e3a0153a7e191ef64923519
SHA512e1da5dbf78aef5ff60d6d6b3961cce297bb0bf96aa51d1f115be1c31110684ecac8585f69c4f1124d712b65b718da0374dc859884fb595d3a9835617bbde8a25