Analysis
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max time kernel
142s -
max time network
151s -
platform
windows10-2004_x64 -
resource
win10v2004-20241007-en -
resource tags
arch:x64arch:x86image:win10v2004-20241007-enlocale:en-usos:windows10-2004-x64system -
submitted
03-12-2024 18:29
Static task
static1
Behavioral task
behavioral1
Sample
beaa1f0dc5452016828bfa0a68e01090_JaffaCakes118.exe
Resource
win7-20240903-en
Behavioral task
behavioral2
Sample
beaa1f0dc5452016828bfa0a68e01090_JaffaCakes118.exe
Resource
win10v2004-20241007-en
General
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Target
beaa1f0dc5452016828bfa0a68e01090_JaffaCakes118.exe
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Size
1.7MB
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MD5
beaa1f0dc5452016828bfa0a68e01090
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SHA1
30adf694516a4a6529d561edb5e9ea6e278774b4
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SHA256
d2df375f9853334dd8e6452cd39bcb36f35b2655f5dd0c6b561c5dec14f2b83f
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SHA512
14ca9bcb4b8fc7bbda189162e67ebcbc2f79b36248dcf5dcaabdd872d002bac691e152f78d67784c21fba776fad6c6ff75c89935c7fc2f3d32c993885258d05f
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SSDEEP
49152:KY2EUa3anSmNdYhZk9qGWiPI/NNotF5GgSrdQ/Wf6I:VASsYrk9xPI/NNGTGg3Wf6I
Malware Config
Signatures
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Ardamax family
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Ardamax main executable 1 IoCs
resource yara_rule behavioral2/files/0x0008000000023c49-12.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-1-5-21-1045960512-3948844814-3059691613-1000\Control Panel\International\Geo\Nation beaa1f0dc5452016828bfa0a68e01090_JaffaCakes118.exe -
Executes dropped EXE 2 IoCs
pid Process 3584 UUPU.exe 4696 mirc616.exe -
Loads dropped DLL 7 IoCs
pid Process 4120 beaa1f0dc5452016828bfa0a68e01090_JaffaCakes118.exe 3584 UUPU.exe 4696 mirc616.exe 3584 UUPU.exe 3584 UUPU.exe 4696 mirc616.exe 4696 mirc616.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\UUPU Agent = "C:\\Windows\\SysWOW64\\Sys32\\UUPU.exe" UUPU.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 13 IoCs
description ioc Process File created C:\Windows\SysWOW64\Sys32\AKV.exe beaa1f0dc5452016828bfa0a68e01090_JaffaCakes118.exe File created C:\Windows\SysWOW64\Sys32\UUPU.004 beaa1f0dc5452016828bfa0a68e01090_JaffaCakes118.exe File created C:\Windows\SysWOW64\Sys32\UUPU.003 beaa1f0dc5452016828bfa0a68e01090_JaffaCakes118.exe File opened for modification C:\Windows\SysWOW64\Sys32 UUPU.exe File opened for modification C:\Windows\SysWOW64\Sys32\UUPU.009 UUPU.exe File created C:\Windows\SysWOW64\Sys32\UUPU.006 beaa1f0dc5452016828bfa0a68e01090_JaffaCakes118.exe File created C:\Windows\SysWOW64\Sys32\UUPU.007 beaa1f0dc5452016828bfa0a68e01090_JaffaCakes118.exe File created C:\Windows\SysWOW64\Sys32\UUPU.exe beaa1f0dc5452016828bfa0a68e01090_JaffaCakes118.exe File created C:\Windows\SysWOW64\Sys32\UUPU.009.tmp UUPU.exe File created C:\Windows\SysWOW64\Sys32\Dec_03_2024__18_30_59.jpg UUPU.exe File created C:\Windows\SysWOW64\Sys32\Dec_03_2024__18_31_59.jpg UUPU.exe File created C:\Windows\SysWOW64\Sys32\UUPU.001 beaa1f0dc5452016828bfa0a68e01090_JaffaCakes118.exe File created C:\Windows\SysWOW64\Sys32\UUPU.009 UUPU.exe -
Drops file in Program Files directory 10 IoCs
description ioc Process File created C:\Program Files\mIRC\popups.ini mirc616.exe File created C:\Program Files\mIRC\mirc.hlp mirc616.exe File created C:\Program Files\mIRC\readme.txt mirc616.exe File created C:\Program Files\mIRC\versions.txt mirc616.exe File created C:\Program Files\mIRC\aliases.ini mirc616.exe File created C:\Program Files\mIRC\servers.ini mirc616.exe File created C:\Program Files\mIRC\urls.ini mirc616.exe File created C:\Program Files\mIRC\mirc.exe mirc616.exe File created C:\Program Files\mIRC\ircintro.hlp mirc616.exe File created C:\Program Files\mIRC\mirc.ini mirc616.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 beaa1f0dc5452016828bfa0a68e01090_JaffaCakes118.exe Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language UUPU.exe Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language mirc616.exe -
Suspicious use of AdjustPrivilegeToken 2 IoCs
description pid Process Token: 33 3584 UUPU.exe Token: SeIncBasePriorityPrivilege 3584 UUPU.exe -
Suspicious use of SetWindowsHookEx 5 IoCs
pid Process 3584 UUPU.exe 3584 UUPU.exe 3584 UUPU.exe 3584 UUPU.exe 3584 UUPU.exe -
Suspicious use of WriteProcessMemory 6 IoCs
description pid Process procid_target PID 4120 wrote to memory of 3584 4120 beaa1f0dc5452016828bfa0a68e01090_JaffaCakes118.exe 83 PID 4120 wrote to memory of 3584 4120 beaa1f0dc5452016828bfa0a68e01090_JaffaCakes118.exe 83 PID 4120 wrote to memory of 3584 4120 beaa1f0dc5452016828bfa0a68e01090_JaffaCakes118.exe 83 PID 4120 wrote to memory of 4696 4120 beaa1f0dc5452016828bfa0a68e01090_JaffaCakes118.exe 84 PID 4120 wrote to memory of 4696 4120 beaa1f0dc5452016828bfa0a68e01090_JaffaCakes118.exe 84 PID 4120 wrote to memory of 4696 4120 beaa1f0dc5452016828bfa0a68e01090_JaffaCakes118.exe 84
Processes
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C:\Users\Admin\AppData\Local\Temp\beaa1f0dc5452016828bfa0a68e01090_JaffaCakes118.exe"C:\Users\Admin\AppData\Local\Temp\beaa1f0dc5452016828bfa0a68e01090_JaffaCakes118.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:4120 -
C:\Windows\SysWOW64\Sys32\UUPU.exe"C:\Windows\system32\Sys32\UUPU.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
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of SetWindowsHookEx
PID:3584
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C:\Users\Admin\AppData\Local\Temp\mirc616.exe"C:\Users\Admin\AppData\Local\Temp\mirc616.exe"2⤵
- Executes dropped EXE
- Loads dropped DLL
- Drops file in Program Files directory
- System Location Discovery: System Language Discovery
PID:4696
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C:\Windows\System32\rundll32.exeC:\Windows\System32\rundll32.exe C:\Windows\System32\shell32.dll,SHCreateLocalServerRunDll {9aa46009-3ce0-458a-a354-715610a075e6} -Embedding1⤵PID:116
Network
MITRE ATT&CK Enterprise v15
Replay Monitor
Loading Replay Monitor...
Downloads
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Filesize
3KB
MD51af114b264a783148f112ae8a4392450
SHA1bf5493d1c7794cc9e44f219a5038990215494fd4
SHA2563071cfecb4af30dbfef855370ed538f332338c35b5f6d5d14045c144796f7ff9
SHA512b9c833cca0adfad35cbe4392b170cb4820c50874f7b6cf1717a67007c95878e1980c2cbd283ffa671feec0c8794ac229551c5f0b38700d932840a7073f562355
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Filesize
1.2MB
MD5875a57102ad6bec1ed9bb6861b016c74
SHA163ae418690f3e632f0b68e7202dea82a63d1bcd7
SHA25603d7c6043223daff4e5d634c0976a92c84ae007b8ad6f4b049883282abdaf967
SHA512125b965b98579e7e0d7d8eb40b8ba755c13b4e69ab4e290681f81de5f56a0df28ade856faac1d6e47e59d5802ee9d5bff8f55ff6c9563add0475cbb8b07e63f8
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Filesize
389KB
MD540f15729e871733ee4e3b526a72f0725
SHA143f4f1bb97a6e722ec796027aebd219199136833
SHA2564ab6592bff060a990b7820e9ee412b4318fb47e85eb01c069fa797399991b472
SHA5120f8b4bb24813334941d8cdcf137bdc7f4904648b97e5b92c448c053005a29d63c5ddfc6a7fdf1d3a7c1185b8c9dea15d13668bad963b651df6088dcfc32b7967
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Filesize
460B
MD5589e7727f8eb2374a974ae8f9954fd35
SHA1617615dd406487999307353cef852d005aa66f83
SHA256c07db56f64d0dfd70525862f380a86e4a125c07e772983ed205cc7646bab43f9
SHA51294ae162d3f13d753793877f56e78b7e85c8a1abadb6f30002dc453c84987f40060043a7816acaf2eb4968865d9baf455a30d6c6a9594d93e60d36e82919c2765
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Filesize
14KB
MD52c10d8eaef09f65f6c918d8b6ca56dbc
SHA1a498a1f88a08a5ee61f932606082c355133682b4
SHA25666b828c1cc5ff4b58cb32e90ed28ea98b51c60631ff81aa67ff0c54a46eaf395
SHA512671fa14db2bf32f28082a4cc5036ae5a0bb1476da188bab5d3950d0b0b594572f25331857e5ac80839edf4ca47e24b4ae7321af9f0731c31b4a4dda8c4485f03
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Filesize
7KB
MD5489d664845e0e001de7e6a87fb355366
SHA1c0b339c9b8d18dad3b6f425b0eba2833ed313202
SHA256aab3b216ae3c1415739d487c3d6df9af2b5d055959c289cd803e872b835d55fd
SHA5127e403f33d0717a3e30664f9702de589c8065690dc423cf69245122e96db346c8112ed15ba53d6ab26c538a1fea9e63dd29a01e2f18be8c1ad439a5466d066be3
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Filesize
5KB
MD58148ef191adcb3a30fbf777b1642dd06
SHA179027d2c6b2b14da631a133eeba2a0a102914e39
SHA256ce5f8b7b0c338711fbc5359ed79c12139c6cdce2a5cdbb53797287800239c2e0
SHA5128b285260652ce586fc4c8dd8ab26f726634fd50208e9278767461c37f9f4d98857a867322e312ee3b5bcbb9b33d9ff9cb055af7ec9318c2419244c2efcbb2153
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Filesize
156KB
MD53b2537a06b43faa6b0c31cc7ab94177e
SHA1379fe793ab98b720e3be8fccb047b21265b1adbd
SHA256b6069dcb916593f22f5c4a71d4898ad8fa6182a4e5f167b8c174a7106396585f
SHA512f97adc68451627096f68e4c477def5f2deb7791b3a0388cef01e93b81543319843e61463841bd36ff241f93377fde8c147f5f5de6857807247a93882593b8a58
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Filesize
475KB
MD5f7f2f0d8ed270a51c6bce37645b0e8dc
SHA13f48aff739c3add1bd951e28c4d11ec24e345adf
SHA256fa0921f68dec9797bff50e5f3e466c01702eeeff254070c1705ced427edc725b
SHA512a9c948ad52df9cd83cb4972938b1e1a1751e316d61303eb571ea47e3175d823545ec15951701173f40f1577cc644d1f612e477376730a5fb5d375f2683cc9092