Analysis
-
max time kernel
150s -
max time network
148s -
platform
windows7_x64 -
resource
win7-20240903-en -
resource tags
arch:x64arch:x86image:win7-20240903-enlocale:en-usos:windows7-x64system -
submitted
01-01-2025 17:46
Behavioral task
behavioral1
Sample
JaffaCakes118_5e95dab746a531feb222b5c4db64daf0.exe
Resource
win7-20240903-en
Behavioral task
behavioral2
Sample
JaffaCakes118_5e95dab746a531feb222b5c4db64daf0.exe
Resource
win10v2004-20241007-en
General
-
Target
JaffaCakes118_5e95dab746a531feb222b5c4db64daf0.exe
-
Size
28KB
-
MD5
5e95dab746a531feb222b5c4db64daf0
-
SHA1
b9166ee73dbc84cecf32c1fc1beacab47fe057b4
-
SHA256
49bf3a563303127cb580204155f2570ff143b1e3ccc77326ce23e0262b6d3274
-
SHA512
ee2b78d85ba4a15017e63ef6001f607c110cbe627a51e5c549efef424ad957ac291c25bac42ea46585324217d8f18126cce5afaa2a6b80fc24fd1dad7ff8d9ce
-
SSDEEP
384:1vxBbK26lj5Id8SpHx9jLhsznnVxA1WmP5w7GGCJlqqwMyN3cT:Dv8IRRdsxq1DjJcqfTT
Malware Config
Signatures
-
Detects MyDoom family 6 IoCs
resource yara_rule behavioral1/memory/2076-17-0x0000000000500000-0x0000000000510000-memory.dmp family_mydoom behavioral1/memory/2076-54-0x0000000000500000-0x0000000000510000-memory.dmp family_mydoom behavioral1/memory/2076-70-0x0000000000500000-0x0000000000510000-memory.dmp family_mydoom behavioral1/memory/2076-74-0x0000000000500000-0x0000000000510000-memory.dmp family_mydoom behavioral1/memory/2076-79-0x0000000000500000-0x0000000000510000-memory.dmp family_mydoom behavioral1/memory/2076-86-0x0000000000500000-0x0000000000510000-memory.dmp family_mydoom -
Mydoom family
-
Executes dropped EXE 1 IoCs
pid Process 2344 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_5e95dab746a531feb222b5c4db64daf0.exe Set value (str) \REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Windows\CurrentVersion\Run\Services = "C:\\Windows\\services.exe" services.exe -
resource yara_rule behavioral1/memory/2076-0-0x0000000000500000-0x0000000000510000-memory.dmp upx behavioral1/memory/2076-4-0x0000000000400000-0x0000000000408000-memory.dmp upx behavioral1/files/0x000a00000001739b-7.dat upx behavioral1/memory/2344-11-0x0000000000400000-0x0000000000408000-memory.dmp upx behavioral1/memory/2076-17-0x0000000000500000-0x0000000000510000-memory.dmp upx behavioral1/memory/2344-20-0x0000000000400000-0x0000000000408000-memory.dmp upx behavioral1/memory/2344-21-0x0000000000400000-0x0000000000408000-memory.dmp upx behavioral1/memory/2344-26-0x0000000000400000-0x0000000000408000-memory.dmp upx behavioral1/memory/2344-31-0x0000000000400000-0x0000000000408000-memory.dmp upx behavioral1/memory/2344-33-0x0000000000400000-0x0000000000408000-memory.dmp upx behavioral1/memory/2344-38-0x0000000000400000-0x0000000000408000-memory.dmp upx behavioral1/memory/2344-43-0x0000000000400000-0x0000000000408000-memory.dmp upx behavioral1/memory/2344-45-0x0000000000400000-0x0000000000408000-memory.dmp upx behavioral1/memory/2344-50-0x0000000000400000-0x0000000000408000-memory.dmp upx behavioral1/memory/2344-55-0x0000000000400000-0x0000000000408000-memory.dmp upx behavioral1/memory/2076-54-0x0000000000500000-0x0000000000510000-memory.dmp upx behavioral1/files/0x0004000000004ed7-60.dat upx behavioral1/memory/2076-70-0x0000000000500000-0x0000000000510000-memory.dmp upx behavioral1/memory/2344-71-0x0000000000400000-0x0000000000408000-memory.dmp upx behavioral1/memory/2344-75-0x0000000000400000-0x0000000000408000-memory.dmp upx behavioral1/memory/2076-74-0x0000000000500000-0x0000000000510000-memory.dmp upx behavioral1/memory/2076-79-0x0000000000500000-0x0000000000510000-memory.dmp upx behavioral1/memory/2344-80-0x0000000000400000-0x0000000000408000-memory.dmp upx behavioral1/memory/2344-82-0x0000000000400000-0x0000000000408000-memory.dmp upx behavioral1/memory/2344-87-0x0000000000400000-0x0000000000408000-memory.dmp upx behavioral1/memory/2076-86-0x0000000000500000-0x0000000000510000-memory.dmp upx -
Drops file in Windows directory 3 IoCs
description ioc Process File created C:\Windows\services.exe JaffaCakes118_5e95dab746a531feb222b5c4db64daf0.exe File opened for modification C:\Windows\java.exe JaffaCakes118_5e95dab746a531feb222b5c4db64daf0.exe File created C:\Windows\java.exe JaffaCakes118_5e95dab746a531feb222b5c4db64daf0.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_5e95dab746a531feb222b5c4db64daf0.exe Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language services.exe -
Suspicious use of WriteProcessMemory 4 IoCs
description pid Process procid_target PID 2076 wrote to memory of 2344 2076 JaffaCakes118_5e95dab746a531feb222b5c4db64daf0.exe 31 PID 2076 wrote to memory of 2344 2076 JaffaCakes118_5e95dab746a531feb222b5c4db64daf0.exe 31 PID 2076 wrote to memory of 2344 2076 JaffaCakes118_5e95dab746a531feb222b5c4db64daf0.exe 31 PID 2076 wrote to memory of 2344 2076 JaffaCakes118_5e95dab746a531feb222b5c4db64daf0.exe 31
Processes
-
C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_5e95dab746a531feb222b5c4db64daf0.exe"C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_5e95dab746a531feb222b5c4db64daf0.exe"1⤵
- Adds Run key to start application
- Drops file in Windows directory
- System Location Discovery: System Language Discovery
- Suspicious use of WriteProcessMemory
PID:2076 -
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:2344
-
Network
MITRE ATT&CK Enterprise v15
Replay Monitor
Loading Replay Monitor...
Downloads
-
Filesize
28KB
MD51688db9c8c9f5fabb0f54b4bb01b10e3
SHA1fb7851d0c75fc6e925e669280385c2ba5fd81f1c
SHA256cab98523a8ac4a621c7b09cb767d314e302ea434d3c05ffdd9f4cbc2b274d597
SHA5123e23e86af266c09dffa8bb08803acb33cd46e0aa31de2ead8ba04b9824014d8047b6a8b1865bb1239ce3106337c95f6c4952083ccf76da93fa8e96d292418620
-
Filesize
1KB
MD5fc43e0eabd8ccb8b38414fa1768be144
SHA1516b5a550120b1aea8339b6cc4a2dd7e37b9ff08
SHA256724fab59fd0afa7c265ddb0f22ba7799a397526bdbe9543cca7f50ef01e6aa48
SHA5123731df2e53f5da8fbda5c18c72c7a0f2a2dfd68aaaee1531f0dc5d607800e22df5c6746c17d14d42ab639ba7e0f6aa6006082c0a5b4d3c2e31662493f8a0c550
-
Filesize
8KB
MD5b0fe74719b1b647e2056641931907f4a
SHA1e858c206d2d1542a79936cb00d85da853bfc95e2
SHA256bf316f51d0c345d61eaee3940791b64e81f676e3bca42bad61073227bee6653c
SHA5129c82e88264696d0dadef9c0442ad8d1183e48f0fb355a4fc9bf4fa5db4e27745039f98b1fd1febff620a5ded6dd493227f00d7d2e74b19757685aa8655f921c2