Analysis
-
max time kernel
150s -
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
21/01/2025, 10:52
Behavioral task
behavioral1
Sample
JaffaCakes118_040b6c9a188e279bd53c84de33fb9570.exe
Resource
win7-20240903-en
Behavioral task
behavioral2
Sample
JaffaCakes118_040b6c9a188e279bd53c84de33fb9570.exe
Resource
win10v2004-20241007-en
General
-
Target
JaffaCakes118_040b6c9a188e279bd53c84de33fb9570.exe
-
Size
28KB
-
MD5
040b6c9a188e279bd53c84de33fb9570
-
SHA1
79725513817c0504a087e2adee284fc8eb9b19c9
-
SHA256
7f9e894cf5830daa4e806eb76675c3990e2d6d1da6e9151bd723d3c2832230df
-
SHA512
8460b891afe8fd510f8a44a0736a7b8c4131b49e609daa3d6ed41a3d5c73bb06825633214106be130295205bcaebc2717a4aa77fb6c09a9670ee94f87d01477d
-
SSDEEP
384:1vxBbK26lj5Id8SpHx9jLhsznnVxA1WmP5w7GGCJlqqwMyNFRLLn:Dv8IRRdsxq1DjJcqfURvn
Malware Config
Signatures
-
Detects MyDoom family 5 IoCs
resource yara_rule behavioral2/memory/3900-13-0x0000000000500000-0x0000000000510000-memory.dmp family_mydoom behavioral2/memory/3900-56-0x0000000000500000-0x0000000000510000-memory.dmp family_mydoom behavioral2/memory/3900-123-0x0000000000500000-0x0000000000510000-memory.dmp family_mydoom behavioral2/memory/3900-153-0x0000000000500000-0x0000000000510000-memory.dmp family_mydoom behavioral2/memory/3900-157-0x0000000000500000-0x0000000000510000-memory.dmp family_mydoom -
Mydoom family
-
Executes dropped EXE 1 IoCs
pid Process 2040 services.exe -
Adds Run key to start application 2 TTPs 2 IoCs
description ioc Process Set value (str) \REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Microsoft\Windows\CurrentVersion\Run\JavaVM = "C:\\Windows\\java.exe" JaffaCakes118_040b6c9a188e279bd53c84de33fb9570.exe Set value (str) \REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Microsoft\Windows\CurrentVersion\Run\Services = "C:\\Windows\\services.exe" services.exe -
resource yara_rule behavioral2/memory/3900-0-0x0000000000500000-0x0000000000510000-memory.dmp upx behavioral2/files/0x000b000000023bab-4.dat upx behavioral2/memory/2040-5-0x0000000000400000-0x0000000000408000-memory.dmp upx behavioral2/memory/3900-13-0x0000000000500000-0x0000000000510000-memory.dmp upx behavioral2/memory/2040-15-0x0000000000400000-0x0000000000408000-memory.dmp upx behavioral2/memory/2040-16-0x0000000000400000-0x0000000000408000-memory.dmp upx behavioral2/memory/2040-21-0x0000000000400000-0x0000000000408000-memory.dmp upx behavioral2/memory/2040-26-0x0000000000400000-0x0000000000408000-memory.dmp upx behavioral2/memory/2040-28-0x0000000000400000-0x0000000000408000-memory.dmp upx behavioral2/memory/2040-33-0x0000000000400000-0x0000000000408000-memory.dmp upx behavioral2/memory/2040-38-0x0000000000400000-0x0000000000408000-memory.dmp upx behavioral2/memory/2040-40-0x0000000000400000-0x0000000000408000-memory.dmp upx behavioral2/memory/2040-45-0x0000000000400000-0x0000000000408000-memory.dmp upx behavioral2/memory/2040-50-0x0000000000400000-0x0000000000408000-memory.dmp upx behavioral2/memory/2040-52-0x0000000000400000-0x0000000000408000-memory.dmp upx behavioral2/memory/3900-56-0x0000000000500000-0x0000000000510000-memory.dmp upx behavioral2/memory/2040-57-0x0000000000400000-0x0000000000408000-memory.dmp upx behavioral2/files/0x0003000000000705-62.dat upx behavioral2/memory/3900-123-0x0000000000500000-0x0000000000510000-memory.dmp upx behavioral2/memory/2040-128-0x0000000000400000-0x0000000000408000-memory.dmp upx behavioral2/memory/3900-153-0x0000000000500000-0x0000000000510000-memory.dmp upx behavioral2/memory/2040-154-0x0000000000400000-0x0000000000408000-memory.dmp upx behavioral2/memory/3900-157-0x0000000000500000-0x0000000000510000-memory.dmp upx behavioral2/memory/2040-158-0x0000000000400000-0x0000000000408000-memory.dmp upx -
Drops file in Windows directory 3 IoCs
description ioc Process File created C:\Windows\services.exe JaffaCakes118_040b6c9a188e279bd53c84de33fb9570.exe File opened for modification C:\Windows\java.exe JaffaCakes118_040b6c9a188e279bd53c84de33fb9570.exe File created C:\Windows\java.exe JaffaCakes118_040b6c9a188e279bd53c84de33fb9570.exe -
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_040b6c9a188e279bd53c84de33fb9570.exe Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language services.exe -
Suspicious use of WriteProcessMemory 3 IoCs
description pid Process procid_target PID 3900 wrote to memory of 2040 3900 JaffaCakes118_040b6c9a188e279bd53c84de33fb9570.exe 83 PID 3900 wrote to memory of 2040 3900 JaffaCakes118_040b6c9a188e279bd53c84de33fb9570.exe 83 PID 3900 wrote to memory of 2040 3900 JaffaCakes118_040b6c9a188e279bd53c84de33fb9570.exe 83
Processes
-
C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_040b6c9a188e279bd53c84de33fb9570.exe"C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_040b6c9a188e279bd53c84de33fb9570.exe"1⤵
- Adds Run key to start application
- Drops file in Windows directory
- System Location Discovery: System Language Discovery
- Suspicious use of WriteProcessMemory
PID:3900 -
C:\Windows\services.exe"C:\Windows\services.exe"2⤵
- Executes dropped EXE
- Adds Run key to start application
- System Location Discovery: System Language Discovery
PID:2040
-
Network
MITRE ATT&CK Enterprise v15
Replay Monitor
Loading Replay Monitor...
Downloads
-
Filesize
28KB
MD524bf638863a1b4c81af13383a8f8a66b
SHA1531ac5a85828ab1a3351ff29a3765c0c9d2175ca
SHA2567dc7d2331f43b335ea80ff6fb6ce0c047d5225e2aac5e949492a353febb45154
SHA512b87f7e475ee1f0b243f4f332d3cd9341aa50ce8c3fe4f3f229a5673f678bfc73c5c994fd7ca22ac48813feb58cae124f93ea9ac27b287f959bc4445924f3727e
-
Filesize
1KB
MD536e65b3da6a93a3c99ae4a4eada74f6c
SHA10483c46f03c018759b5e277a31903defaafdaf11
SHA2564449c441ae93c714ad34cf76cde41eed58d46b33078f00aaa2d5bcba5ce785ba
SHA512b52d154281d3138a167017f8ae22ea7704d37fdc656e460c474955dc22412b064a1d81a9f874b9d102f93da47f40f9b595be5aaab8fd5e8a2df23f4e566b3b01
-
Filesize
1KB
MD59eace51c18352d5b4ecef4477ef39492
SHA13f79e21cbda372fbc53762d4e747643b8ead7a6e
SHA25645c0fd289a3d762d312ef2d8ba4ec37c7db23a8bdf53a51bb4cffde8194f3c57
SHA512ce2a8e2815bbfa7fa68bd87286f0dcae6fd19331b36a10b96aa87a417b4f6a29f3af9f6a81cb43ab2f20559ed938b92aa1599b6dd082fa541da7b472cf54ef50
-
Filesize
8KB
MD5b0fe74719b1b647e2056641931907f4a
SHA1e858c206d2d1542a79936cb00d85da853bfc95e2
SHA256bf316f51d0c345d61eaee3940791b64e81f676e3bca42bad61073227bee6653c
SHA5129c82e88264696d0dadef9c0442ad8d1183e48f0fb355a4fc9bf4fa5db4e27745039f98b1fd1febff620a5ded6dd493227f00d7d2e74b19757685aa8655f921c2