Analysis
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max time kernel
121s -
max time network
122s -
platform
windows7_x64 -
resource
win7-20240903-en -
resource tags
arch:x64arch:x86image:win7-20240903-enlocale:en-usos:windows7-x64system -
submitted
27-11-2024 07:49
Static task
static1
Behavioral task
behavioral1
Sample
a6bb566b6812c7511f55acddba84ed3d_JaffaCakes118.exe
Resource
win7-20240903-en
Behavioral task
behavioral2
Sample
a6bb566b6812c7511f55acddba84ed3d_JaffaCakes118.exe
Resource
win10v2004-20241007-en
General
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Target
a6bb566b6812c7511f55acddba84ed3d_JaffaCakes118.exe
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Size
1.1MB
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MD5
a6bb566b6812c7511f55acddba84ed3d
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SHA1
3b0202572557f79336c4fda9fa678747655eec22
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SHA256
1a43f2b5d4dd33b2ee8b67fc436d63b6c6f1aeee622ada3ab1c7587436ebfd80
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SHA512
334a24a01e94a82d5742cf1d62fc24249d0ed31eabfb31ab66a20fb086e10ac6d1f3bb0cb6f6d6fafc09cb4bf4e1ee60066863deb634f1f29cd3556214017e76
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SSDEEP
24576:OzddXvhObfrSV4KOdVHb2UbBBBbnHumHgBn4nuiv6bYFas:Ob/cbaAHbVzu8gl4nuiRF
Malware Config
Signatures
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Ardamax family
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Ardamax main executable 1 IoCs
resource yara_rule behavioral1/files/0x0008000000015cfd-22.dat family_ardamax -
Executes dropped EXE 2 IoCs
pid Process 2840 YBWV.exe 2868 DevLand.exe -
Loads dropped DLL 5 IoCs
pid Process 2128 a6bb566b6812c7511f55acddba84ed3d_JaffaCakes118.exe 2128 a6bb566b6812c7511f55acddba84ed3d_JaffaCakes118.exe 2128 a6bb566b6812c7511f55acddba84ed3d_JaffaCakes118.exe 2128 a6bb566b6812c7511f55acddba84ed3d_JaffaCakes118.exe 2128 a6bb566b6812c7511f55acddba84ed3d_JaffaCakes118.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\YBWV Agent = "C:\\Windows\\SysWOW64\\Sys32\\YBWV.exe" YBWV.exe -
Drops file in System32 directory 5 IoCs
description ioc Process File created C:\Windows\SysWOW64\Sys32\YBWV.001 a6bb566b6812c7511f55acddba84ed3d_JaffaCakes118.exe File created C:\Windows\SysWOW64\Sys32\YBWV.006 a6bb566b6812c7511f55acddba84ed3d_JaffaCakes118.exe File created C:\Windows\SysWOW64\Sys32\YBWV.007 a6bb566b6812c7511f55acddba84ed3d_JaffaCakes118.exe File created C:\Windows\SysWOW64\Sys32\YBWV.exe a6bb566b6812c7511f55acddba84ed3d_JaffaCakes118.exe File created C:\Windows\SysWOW64\Sys32\AKV.exe a6bb566b6812c7511f55acddba84ed3d_JaffaCakes118.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 a6bb566b6812c7511f55acddba84ed3d_JaffaCakes118.exe Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language YBWV.exe -
Suspicious use of WriteProcessMemory 8 IoCs
description pid Process procid_target PID 2128 wrote to memory of 2840 2128 a6bb566b6812c7511f55acddba84ed3d_JaffaCakes118.exe 30 PID 2128 wrote to memory of 2840 2128 a6bb566b6812c7511f55acddba84ed3d_JaffaCakes118.exe 30 PID 2128 wrote to memory of 2840 2128 a6bb566b6812c7511f55acddba84ed3d_JaffaCakes118.exe 30 PID 2128 wrote to memory of 2840 2128 a6bb566b6812c7511f55acddba84ed3d_JaffaCakes118.exe 30 PID 2128 wrote to memory of 2868 2128 a6bb566b6812c7511f55acddba84ed3d_JaffaCakes118.exe 31 PID 2128 wrote to memory of 2868 2128 a6bb566b6812c7511f55acddba84ed3d_JaffaCakes118.exe 31 PID 2128 wrote to memory of 2868 2128 a6bb566b6812c7511f55acddba84ed3d_JaffaCakes118.exe 31 PID 2128 wrote to memory of 2868 2128 a6bb566b6812c7511f55acddba84ed3d_JaffaCakes118.exe 31
Processes
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C:\Users\Admin\AppData\Local\Temp\a6bb566b6812c7511f55acddba84ed3d_JaffaCakes118.exe"C:\Users\Admin\AppData\Local\Temp\a6bb566b6812c7511f55acddba84ed3d_JaffaCakes118.exe"1⤵
- Loads dropped DLL
- Drops file in System32 directory
- System Location Discovery: System Language Discovery
- Suspicious use of WriteProcessMemory
PID:2128 -
C:\Windows\SysWOW64\Sys32\YBWV.exe"C:\Windows\system32\Sys32\YBWV.exe"2⤵
- Executes dropped EXE
- Adds Run key to start application
- System Location Discovery: System Language Discovery
PID:2840
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C:\Users\Admin\AppData\Local\Temp\DevLand.exe"C:\Users\Admin\AppData\Local\Temp\DevLand.exe"2⤵
- Executes dropped EXE
PID:2868
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Network
MITRE ATT&CK Enterprise v15
Replay Monitor
Loading Replay Monitor...
Downloads
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Filesize
1.4MB
MD58356b73a7060848883e889d6cd66ee3e
SHA155292a15a6f827820f8eb558c9349e655a0c3234
SHA256c5093d38ef03d8b43155f15448328e9eab0700bfec7116ebdc68cba3f43d54de
SHA512c4431fdafb304c5fc384eda90ce680b1372eb6cd568b154079789e5e9843100e89385edb05b04de15e6ebcca0fe962eaf399b344f25e3a160f261542c1c24b74
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Filesize
389KB
MD5f567d932480c03ab1de08b1b72aada97
SHA192c60c8971cf6aa88baf945c61c3a40709c03e02
SHA256565e67c1959c0dec7be32b308681ec7106cde58b1b409cc21cbc642b7a6d627f
SHA5122c9bac11470c2ff211054df00f252c312d6d2e0aea4349b03072934f8ce2623fb365c64c0eb56a08440e4daabd11799e03b158733a9922fc05ebc7782c67b3fe
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Filesize
296B
MD5449e59aac43c7c2a0ff3eed75a96e7ae
SHA1ae1f2be558c6cb8ed7c7e55ee159afb1ff4ae89b
SHA256035c53af8fc4490f3f267068989bb3c303fbce397ef7d735b3f8f5265df26bbc
SHA512166cea1752e9dbb13f0bdc71ed51dcfb5f55c38169795b1fb2719221f20796d6050a37b969b644b4fd4d3c606e9e95d7ce3aecedcdef9eac8c63026ba65dd856
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Filesize
7KB
MD502d9f210aac7049c13f026ba9898a9bd
SHA1b6aae5e7fae29934042af5f6a6d51a52b51265a1
SHA25643b9f2d721ec6e419b865639dead7ba29202839f967ba172f479977db8ea4e9b
SHA512dda86da60ab27f2c05ebd8e7d4b709771da0edb22ba406336898e4e7e5c2febbfe9d81fb946d6440f6393e0f8c25ae61125e4ff3e8aa168c1e36a63e89999466
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Filesize
5KB
MD55b9bf404722eac0ff29f1609f4e938ac
SHA14a0dc9cf5f7cb6855b4f2745646c4a3dcf995ba2
SHA25645e39c6673b2e580e6cc01f2213dcc4d93da2eb561c94066506d90ceea8c3522
SHA51250b6689db1e052d39ee1abf3ddab19b64f99ba48460fa75abf5e467d79d99958aa0a9524f3ad0d91d48cfd429ed09cfca068446287d8373974b7583eafc0fd29
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Filesize
475KB
MD5d0c5feb812ca765b00a3ca0e974fabd2
SHA1c5a4b5aee6b92019552f811d3ceb4fdcee0105fa
SHA256cd2de8b54a5de630e03177a736a35f85a1f8d8367a392ed833fb6fee29c96440
SHA512fb4e5bda23453484f0d0c4cc3bdc1f29a36be56281f558f356b579996bde15290a9dfbbc018ffe86e2304832a2898710f0331b7f3cd181d16930e2abbdfaafe8
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Filesize
3KB
MD5e6d3a1562e0a2d9230e4bfd7e477dffd
SHA1ef5d510e60caef4924eced60c092a63e9233b375
SHA25649ee7df841542ff4fc5232bd8244f06683cc70f8af5f861b94497b504208b3ab
SHA512e6d866daf96ad912d4ad69324d9f89820d15dd2a8d34aba5b3392aa5f6a67931f988080a25fa09067f81024180a3a4c0e211a80405b56e6663481fce7ffa1177