Analysis
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max time kernel
141s -
max time network
133s -
platform
windows10-2004_x64 -
resource
win10v2004-20250217-en -
resource tags
arch:x64arch:x86image:win10v2004-20250217-enlocale:en-usos:windows10-2004-x64system -
submitted
21-02-2025 07:01
Static task
static1
Behavioral task
behavioral1
Sample
JaffaCakes118_11029df7372683c19bc9d2bddf892750.exe
Resource
win7-20240903-en
Behavioral task
behavioral2
Sample
JaffaCakes118_11029df7372683c19bc9d2bddf892750.exe
Resource
win10v2004-20250217-en
General
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Target
JaffaCakes118_11029df7372683c19bc9d2bddf892750.exe
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Size
783KB
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MD5
11029df7372683c19bc9d2bddf892750
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SHA1
2e67dcda2f82946685537c308baee680cd03d542
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SHA256
12ae7424b0d2bab81c3813fce6acfe2b8f4f04c7f73dcdadb817c773a8fd3288
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SHA512
a0cfec94444e63d9eb26841a1c6dfee4de76022f56bf59592e76d360843141e278b48a2d89897fafacb7ded176a7523a66ed363216951684e283ba8c25fba1ad
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SSDEEP
12288:cEfFOlD7H8cNw5+UqnLFWgME+QlnCvss1fRyJiIJIO1kKYEElSPw3IZc985:NgDwcuonL5MSkMJBIFlSuIZq85
Malware Config
Signatures
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Ardamax family
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Ardamax main executable 1 IoCs
resource yara_rule behavioral2/files/0x000a000000023bc3-12.dat family_ardamax -
Checks computer location settings 2 TTPs 1 IoCs
Looks up country code configured in the registry, likely geofence.
description ioc Process Key value queried \REGISTRY\USER\S-1-5-21-1874072718-2205492803-118941907-1000\Control Panel\International\Geo\Nation JaffaCakes118_11029df7372683c19bc9d2bddf892750.exe -
Executes dropped EXE 1 IoCs
pid Process 3996 SUYM.exe -
Loads dropped DLL 4 IoCs
pid Process 2140 JaffaCakes118_11029df7372683c19bc9d2bddf892750.exe 3996 SUYM.exe 3996 SUYM.exe 3996 SUYM.exe -
Adds Run key to start application 2 TTPs 1 IoCs
description ioc Process Set value (str) \REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Microsoft\Windows\CurrentVersion\Run\SUYM Agent = "C:\\Windows\\SysWOW64\\28463\\SUYM.exe" SUYM.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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Drops file in System32 directory 7 IoCs
description ioc Process File created C:\Windows\SysWOW64\28463\SUYM.007 JaffaCakes118_11029df7372683c19bc9d2bddf892750.exe File created C:\Windows\SysWOW64\28463\SUYM.exe JaffaCakes118_11029df7372683c19bc9d2bddf892750.exe File created C:\Windows\SysWOW64\28463\key.bin JaffaCakes118_11029df7372683c19bc9d2bddf892750.exe File created C:\Windows\SysWOW64\28463\AKV.exe JaffaCakes118_11029df7372683c19bc9d2bddf892750.exe File opened for modification C:\Windows\SysWOW64\28463 SUYM.exe File created C:\Windows\SysWOW64\28463\SUYM.001 JaffaCakes118_11029df7372683c19bc9d2bddf892750.exe File created C:\Windows\SysWOW64\28463\SUYM.006 JaffaCakes118_11029df7372683c19bc9d2bddf892750.exe -
Enumerates physical storage devices 1 TTPs
Attempts to interact with connected storage/optical drive(s).
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System Location Discovery: System Language Discovery 1 TTPs 2 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 JaffaCakes118_11029df7372683c19bc9d2bddf892750.exe Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language SUYM.exe -
Modifies registry class 29 IoCs
description ioc Process Key created \REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\CLSID\{0626A7DB-21CC-41EA-B79B-4EEE80F0EA86}\Version SUYM.exe Set value (str) \REGISTRY\MACHINE\SOFTWARE\Classes\TypeLib\{25A7B741-EC7C-DE2E-9320-7B6251F791D8}\3.7\ SUYM.exe Set value (str) \REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\CLSID\{0626A7DB-21CC-41EA-B79B-4EEE80F0EA86}\Programmable\ SUYM.exe Set value (str) \REGISTRY\MACHINE\SOFTWARE\Classes\TypeLib\{25A7B741-EC7C-DE2E-9320-7B6251F791D8}\3.7\ = "System Monitor Control" SUYM.exe Key created \REGISTRY\MACHINE\SOFTWARE\Classes\TypeLib\{25A7B741-EC7C-DE2E-9320-7B6251F791D8}\3.7\0 SUYM.exe Key created \REGISTRY\MACHINE\SOFTWARE\Classes\TypeLib\{25A7B741-EC7C-DE2E-9320-7B6251F791D8}\3.7\0\win64 SUYM.exe Set value (str) \REGISTRY\MACHINE\SOFTWARE\Classes\TypeLib\{25A7B741-EC7C-DE2E-9320-7B6251F791D8}\3.7\0\win64\ SUYM.exe Key created \REGISTRY\MACHINE\SOFTWARE\Classes\TypeLib\{25A7B741-EC7C-DE2E-9320-7B6251F791D8}\3.7\FLAGS SUYM.exe Set value (str) \REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\CLSID\{0626A7DB-21CC-41EA-B79B-4EEE80F0EA86}\Version\ SUYM.exe Key created \REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\CLSID\{0626A7DB-21CC-41EA-B79B-4EEE80F0EA86} SUYM.exe Key created \REGISTRY\MACHINE\SOFTWARE\Classes\TypeLib\{25A7B741-EC7C-DE2E-9320-7B6251F791D8} SUYM.exe Set value (str) \REGISTRY\MACHINE\SOFTWARE\Classes\TypeLib\{25A7B741-EC7C-DE2E-9320-7B6251F791D8}\3.7\0\ SUYM.exe Set value (str) \REGISTRY\MACHINE\SOFTWARE\Classes\TypeLib\{25A7B741-EC7C-DE2E-9320-7B6251F791D8}\3.7\FLAGS\ SUYM.exe Set value (str) \REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\CLSID\{0626A7DB-21CC-41EA-B79B-4EEE80F0EA86}\TypeLib\ = "{25A7B741-EC7C-DE2E-9320-7B6251F791D8}" SUYM.exe Set value (str) \REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\CLSID\{0626A7DB-21CC-41EA-B79B-4EEE80F0EA86}\Version\ = "1.0" SUYM.exe Key created \REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\CLSID\{0626A7DB-21CC-41EA-B79B-4EEE80F0EA86}\TypeLib SUYM.exe Set value (str) \REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\CLSID\{0626A7DB-21CC-41EA-B79B-4EEE80F0EA86}\TypeLib\ SUYM.exe Key created \REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\CLSID\{0626A7DB-21CC-41EA-B79B-4EEE80F0EA86}\InProcServer32 SUYM.exe Key created \REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\CLSID\{0626A7DB-21CC-41EA-B79B-4EEE80F0EA86}\ProgID SUYM.exe Set value (str) \REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\CLSID\{0626A7DB-21CC-41EA-B79B-4EEE80F0EA86}\ProgID\ SUYM.exe Set value (str) \REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\CLSID\{0626A7DB-21CC-41EA-B79B-4EEE80F0EA86}\InProcServer32\ = "%SystemRoot%\\SysWow64\\wbem\\wbemdisp.dll" SUYM.exe Key created \REGISTRY\MACHINE\SOFTWARE\Classes\TypeLib\{25A7B741-EC7C-DE2E-9320-7B6251F791D8}\3.7 SUYM.exe Key created \REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\CLSID\{0626A7DB-21CC-41EA-B79B-4EEE80F0EA86}\Programmable SUYM.exe Set value (str) \REGISTRY\MACHINE\SOFTWARE\Classes\TypeLib\{25A7B741-EC7C-DE2E-9320-7B6251F791D8}\ SUYM.exe Set value (str) \REGISTRY\MACHINE\SOFTWARE\Classes\TypeLib\{25A7B741-EC7C-DE2E-9320-7B6251F791D8}\3.7\FLAGS\ = "0" SUYM.exe Set value (str) \REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\CLSID\{0626A7DB-21CC-41EA-B79B-4EEE80F0EA86}\ = "Zitaco Efitaf class" SUYM.exe Set value (str) \REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\CLSID\{0626A7DB-21CC-41EA-B79B-4EEE80F0EA86}\InProcServer32\ SUYM.exe Set value (str) \REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\CLSID\{0626A7DB-21CC-41EA-B79B-4EEE80F0EA86}\ProgID\ = "WbemScripting.SWbemLastError.1" SUYM.exe Set value (str) \REGISTRY\MACHINE\SOFTWARE\Classes\TypeLib\{25A7B741-EC7C-DE2E-9320-7B6251F791D8}\3.7\0\win64\ = "C:\\Windows\\SysWow64\\sysmon.ocx" SUYM.exe -
Suspicious use of AdjustPrivilegeToken 2 IoCs
description pid Process Token: 33 3996 SUYM.exe Token: SeIncBasePriorityPrivilege 3996 SUYM.exe -
Suspicious use of SetWindowsHookEx 5 IoCs
pid Process 3996 SUYM.exe 3996 SUYM.exe 3996 SUYM.exe 3996 SUYM.exe 3996 SUYM.exe -
Suspicious use of WriteProcessMemory 3 IoCs
description pid Process procid_target PID 2140 wrote to memory of 3996 2140 JaffaCakes118_11029df7372683c19bc9d2bddf892750.exe 88 PID 2140 wrote to memory of 3996 2140 JaffaCakes118_11029df7372683c19bc9d2bddf892750.exe 88 PID 2140 wrote to memory of 3996 2140 JaffaCakes118_11029df7372683c19bc9d2bddf892750.exe 88
Processes
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C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_11029df7372683c19bc9d2bddf892750.exe"C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_11029df7372683c19bc9d2bddf892750.exe"1⤵
- Checks computer location settings
- Loads dropped DLL
- Drops file in System32 directory
- System Location Discovery: System Language Discovery
- Suspicious use of WriteProcessMemory
PID:2140 -
C:\Windows\SysWOW64\28463\SUYM.exe"C:\Windows\system32\28463\SUYM.exe"2⤵
- Executes dropped EXE
- Loads dropped DLL
- Adds Run key to start application
- Drops file in System32 directory
- System Location Discovery: System Language Discovery
- Modifies registry class
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of SetWindowsHookEx
PID:3996
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Network
MITRE ATT&CK Enterprise v15
Replay Monitor
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Downloads
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Filesize
4KB
MD5d73d89b1ea433724795b3d2b524f596c
SHA1213514f48ece9f074266b122ee2d06e842871c8c
SHA2568aef975a94c800d0e3e4929999d05861868a7129b766315c02a48a122e3455d6
SHA5128b73be757ad3e0f2b29c0b130918e8f257375f9f3bf7b9609bac24b17369de2812341651547546af238936d70f38f050d6984afd16d47b467bcbba4992e42f41
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Filesize
457KB
MD597eee85d1aebf93d5d9400cb4e9c771b
SHA126fa2bf5fce2d86b891ac0741a6999bff31397de
SHA25630df6c8cbd255011d80fa6e959179d47c458bc4c4d9e78c4cf571aa611cd7d24
SHA5128cecc533c07c91c67b93a7ae46102a0aae7f4d3d88d04c250231f0bcd8e1f173daf06e94b5253a66db3f2a052c51e62154554368929294178d2b3597c1cca7e6
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Filesize
298B
MD58ed49c06fa316f61fcc853dc9ba42624
SHA1226a7181b3812afecba54ead5da9480e5ea91b94
SHA2563511b0a27403a01dd8eb8936be022024a3da4a9108de1e9dcbb90b9768f46193
SHA51218b259c54ea483098a5099459a76bc77b64fa3f4511118e24f6f94a5676597cd646f8f0f35795febd24410c809503c064ae6dbbe7197ba169c3770761389d285
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Filesize
8KB
MD535b24c473bdcdb4411e326c6c437e8ed
SHA1ec1055365bc2a66e52de2d66d24d742863c1ce3d
SHA2564530fcc91e4d0697a64f5e24d70e2b327f0acab1a9013102ff04236841c5a617
SHA51232722f1484013bbc9c1b41b3fdaf5cd244ec67facaa2232be0e90455719d664d65cae1cd670adf5c40c67f568122d910b30e3e50f7cc06b0350a6a2d34d371de
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Filesize
5KB
MD5a8e19de6669e831956049685225058a8
SHA16d2546d49d92b18591ad4fedbc92626686e7e979
SHA25634856528d8b7e31caa83f350bc4dbc861120dc2da822a9eb896b773bc7e1f564
SHA5125c407d4aa5731bd62c2a1756127f794382dc5e2b214298acfa68698c709fbbe3f2aa8dbdcbef02ed2a49f8f35969959946e9f727895bdca4500d16e84f4ef2e8
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Filesize
646KB
MD5b863a9ac3bcdcde2fd7408944d5bf976
SHA14bd106cd9aefdf2b51f91079760855e04f73f3b0
SHA2560fe8e3cd44a89c15dec75ff2949bac1a96e1ea7e0040f74df3230569ac9e37b0
SHA5124b30c3b119c1e7b2747d2745b2b79c61669a33b84520b88ab54257793e3ed6e76378dea2b8ff048cb1822187ffdc20e921d658bb5b0482c23cfa7d70f4e7aa1a
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Filesize
105B
MD527c90d4d9b049f4cd00f32ed1d2e5baf
SHA1338a3ea8f1e929d8916ece9b6e91e697eb562550
SHA256172d6f21165fb3ca925e5b000451fd8946920206f7438018c28b158b90cf5ffb
SHA512d73dadb3cf74c647ce5bad5b87d3fb42a212defcba8afb8cf962020b61a0369c0a2b1005797583daf1f1ae88b29b7288bc544a53d643f3519cf604aa0ffd6dae