Analysis
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max time kernel
142s -
max time network
120s -
platform
windows7_x64 -
resource
win7-20240903-en -
resource tags
arch:x64arch:x86image:win7-20240903-enlocale:en-usos:windows7-x64system -
submitted
23-01-2025 11:26
Static task
static1
Behavioral task
behavioral1
Sample
JaffaCakes118_16b8d2fdc4f9f13e1e72d84a197a0776.exe
Resource
win7-20240903-en
Behavioral task
behavioral2
Sample
JaffaCakes118_16b8d2fdc4f9f13e1e72d84a197a0776.exe
Resource
win10v2004-20241007-en
General
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Target
JaffaCakes118_16b8d2fdc4f9f13e1e72d84a197a0776.exe
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Size
1.5MB
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MD5
16b8d2fdc4f9f13e1e72d84a197a0776
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SHA1
ec9b1cd7810d4b7855672010d2a977b0279b7bec
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SHA256
e454e3e48efbaba8f92fc2ab786d3b5986cc0577a89facc152ebed198f516c59
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SHA512
8f2e07fdfd2a13a1c06ea471f82c1b35d8ae88f1688f98c713f2c027e15b7012b18bf4cf6f5c9c96f206423fa79a733aeeeea4d729af96db55edbbe71cc5e703
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SSDEEP
24576:vgtF/0hkphlBTRW4OyCWSXVn2ZDSDd3lNPVVR2/fBPk9JwqYnWCz750WEzI0cEqY:osKzFjWd8D2rNl2BPk9JCWCzqb85G
Malware Config
Signatures
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Ardamax family
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Ardamax main executable 1 IoCs
resource yara_rule behavioral1/files/0x00050000000196be-630.dat family_ardamax -
Executes dropped EXE 2 IoCs
pid Process 3032 Install.exe 2752 YXM.exe -
Loads dropped DLL 7 IoCs
pid Process 2248 JaffaCakes118_16b8d2fdc4f9f13e1e72d84a197a0776.exe 3032 Install.exe 3032 Install.exe 2752 YXM.exe 2752 YXM.exe 2752 YXM.exe 2752 YXM.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\YXM Start = "C:\\Windows\\SysWOW64\\MYKUAM\\YXM.exe" YXM.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 6 IoCs
description ioc Process File created C:\Windows\SysWOW64\MYKUAM\YXM.004 Install.exe File created C:\Windows\SysWOW64\MYKUAM\YXM.001 Install.exe File created C:\Windows\SysWOW64\MYKUAM\YXM.002 Install.exe File created C:\Windows\SysWOW64\MYKUAM\AKV.exe Install.exe File created C:\Windows\SysWOW64\MYKUAM\YXM.exe Install.exe File opened for modification C:\Windows\SysWOW64\MYKUAM\ YXM.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 3 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_16b8d2fdc4f9f13e1e72d84a197a0776.exe Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language Install.exe Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language YXM.exe -
Suspicious use of AdjustPrivilegeToken 10 IoCs
description pid Process Token: 33 2248 JaffaCakes118_16b8d2fdc4f9f13e1e72d84a197a0776.exe Token: SeIncBasePriorityPrivilege 2248 JaffaCakes118_16b8d2fdc4f9f13e1e72d84a197a0776.exe Token: 33 2248 JaffaCakes118_16b8d2fdc4f9f13e1e72d84a197a0776.exe Token: SeIncBasePriorityPrivilege 2248 JaffaCakes118_16b8d2fdc4f9f13e1e72d84a197a0776.exe Token: 33 2248 JaffaCakes118_16b8d2fdc4f9f13e1e72d84a197a0776.exe Token: SeIncBasePriorityPrivilege 2248 JaffaCakes118_16b8d2fdc4f9f13e1e72d84a197a0776.exe Token: 33 3032 Install.exe Token: SeIncBasePriorityPrivilege 3032 Install.exe Token: 33 2752 YXM.exe Token: SeIncBasePriorityPrivilege 2752 YXM.exe -
Suspicious use of SetWindowsHookEx 4 IoCs
pid Process 2752 YXM.exe 2752 YXM.exe 2752 YXM.exe 2752 YXM.exe -
Suspicious use of WriteProcessMemory 14 IoCs
description pid Process procid_target PID 2248 wrote to memory of 3032 2248 JaffaCakes118_16b8d2fdc4f9f13e1e72d84a197a0776.exe 31 PID 2248 wrote to memory of 3032 2248 JaffaCakes118_16b8d2fdc4f9f13e1e72d84a197a0776.exe 31 PID 2248 wrote to memory of 3032 2248 JaffaCakes118_16b8d2fdc4f9f13e1e72d84a197a0776.exe 31 PID 2248 wrote to memory of 3032 2248 JaffaCakes118_16b8d2fdc4f9f13e1e72d84a197a0776.exe 31 PID 2248 wrote to memory of 3032 2248 JaffaCakes118_16b8d2fdc4f9f13e1e72d84a197a0776.exe 31 PID 2248 wrote to memory of 3032 2248 JaffaCakes118_16b8d2fdc4f9f13e1e72d84a197a0776.exe 31 PID 2248 wrote to memory of 3032 2248 JaffaCakes118_16b8d2fdc4f9f13e1e72d84a197a0776.exe 31 PID 3032 wrote to memory of 2752 3032 Install.exe 32 PID 3032 wrote to memory of 2752 3032 Install.exe 32 PID 3032 wrote to memory of 2752 3032 Install.exe 32 PID 3032 wrote to memory of 2752 3032 Install.exe 32 PID 3032 wrote to memory of 2752 3032 Install.exe 32 PID 3032 wrote to memory of 2752 3032 Install.exe 32 PID 3032 wrote to memory of 2752 3032 Install.exe 32
Processes
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C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_16b8d2fdc4f9f13e1e72d84a197a0776.exe"C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_16b8d2fdc4f9f13e1e72d84a197a0776.exe"1⤵
- Loads dropped DLL
- System Location Discovery: System Language Discovery
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
PID:2248 -
C:\Users\Admin\AppData\Local\Xenocode\Sandbox\Scanner\2.1.0.5\2012.04.01T16.32\Virtual\STUBEXE\@APPDATALOCAL@\Temp\Install.exe"C:\Users\Admin\AppData\Local\Temp\Install.exe"2⤵
- Executes dropped EXE
- Loads dropped DLL
- Drops file in System32 directory
- System Location Discovery: System Language Discovery
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
PID:3032 -
C:\Users\Admin\AppData\Local\Xenocode\Sandbox\Scanner\2.1.0.5\2012.04.01T16.32\Native\STUBEXE\@SYSTEM@\MYKUAM\YXM.exe"C:\Windows\system32\MYKUAM\YXM.exe"3⤵
- Executes dropped EXE
- Loads dropped DLL
- Adds Run key to start application
- Drops file in System32 directory
- System Location Discovery: System Language Discovery
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of SetWindowsHookEx
PID:2752
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Network
MITRE ATT&CK Enterprise v15
Replay Monitor
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Downloads
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Filesize
456KB
MD551507d91d43683b9c4b8fafeb4d888f8
SHA1ead2f68338da7af4720378cd46133589fc9405ba
SHA25671b3aecefd36e4855a369019ac5871c544d39f8889d23cd455466a24cdecce6b
SHA512a5a7ff3f8ffb72719b7e2c9dc2719c99ea32bd68994918ea027c0d7d54cfe0c80bfd34486dd8d3cdd390376bc4c8d1f7d97de4b98b7d39a3e10c3e2682c07d1c
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Filesize
43KB
MD593df156c4bd9d7341f4c4a4847616a69
SHA1c7663b32c3c8e247bc16b51aff87b45484652dc1
SHA256e55b6eabf0f99b90bd4cf3777c25813bded7b6fc5c9955188c8aa5224d299c3e
SHA512ed2e98c5fd1f0d49e5bac8baa515d489c89f8d42772ae05e4b7a32da8f06d511adad27867034ca0865beae9f78223e95c7d0f826154fc663f2fab9bd61e36e35
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Filesize
1KB
MD5a4bd90ac1123aee5ad4f1bc5b138ea6a
SHA17bf834653a64849f85187c481cc4d48e1d9ed376
SHA256c8024950423656639f1354da8cc63637af59901aa8ec047077a6eaac60e01d06
SHA5121d596865221582777762ce1befa7eaa98630bc310a99927f2b673b921eb8319766d072bd67d7005f9ef76aebd3102d3538cc94a114e1c9ccbc33c2f366452888
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Filesize
1.7MB
MD53cd29c0df98a7aeb69a9692843ca3edb
SHA17c86aea093f1979d18901bd1b89a2b02a60ac3e2
SHA2565a37cd66508fa3fc85ae547de3498e709bd45167cb57f5e9b271dc3a1cb71a32
SHA512e78f3206b1878e8db1766d4038a375bbebcbcdb8d1b0a0cb9b0dc72c54881392b9c27e2864ad9118702da58f203f13e0ad5d230980ad1ef2370391a2c4acffc9
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\Users\Admin\AppData\Local\Xenocode\Sandbox\Scanner\2.1.0.5\2012.04.01T16.32\Native\STUBEXE\@SYSTEM@\MYKUAM\YXM.exe
Filesize17KB
MD53c69601eda703669caf6e866408f02ca
SHA16c7a9efe6ce4b5ecba79bc52a51ea8feb3a4aacb
SHA256036ae1db34e1964ca5745e3d9bf2028ace023a63362164c6eae3219f0ab5d52b
SHA512fdd3dcfce298b012b0a8264b6935eb0cf1afdb483ad7479dae0ba658084ed22f7405b8d5812bb7db10a211d6885dd287ccb1752875adb0235c6763a6d5fd092c
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\Users\Admin\AppData\Local\Xenocode\Sandbox\Scanner\2.1.0.5\2012.04.01T16.32\Virtual\STUBEXE\@APPDATALOCAL@\Temp\Install.exe
Filesize17KB
MD59b246224a324eb22ff0784e956f07be8
SHA1b947b1ab438fa0838a951c009e8b4956742a014e
SHA256466704a361d260c58e5eaf709c8f08994ee01b4c432ca8a89f40d6eacfc468f5
SHA51288e559224f277c3ddc062ef6882697b0d5d1c5eb963d7139f25a82fd2265138c144acf936297f7f951bbe2c3a0a693df3f9e62eb352fc4e2ca1691e600c943bd
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Filesize
61KB
MD5383d5f5d4240d590e7dec3f7312a4ac7
SHA1f6bcade8d37afb80cf52a89b3e84683f4643fbce
SHA2567e87f6817b17a75106d34ce9884c40ddfb381bf8f2013930916498d1df0a6422
SHA512e652c41ec95d653940b869426bc2cbd8e5b3159110ffaab7d623e23eebe1f34ca65be6a9a9cdcd5f41aec7567469d6b4d6362d24ae92267cddb8940e1265806a