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
06-12-2024 19:58
Behavioral task
behavioral1
Sample
131c2778e407d40a26b57423b7fab9215cf0e3d3182b74cc0fb8bbbaee57738c.exe
Resource
win7-20241010-en
Behavioral task
behavioral2
Sample
131c2778e407d40a26b57423b7fab9215cf0e3d3182b74cc0fb8bbbaee57738c.exe
Resource
win10v2004-20241007-en
General
-
Target
131c2778e407d40a26b57423b7fab9215cf0e3d3182b74cc0fb8bbbaee57738c.exe
-
Size
29KB
-
MD5
beb0c629c71f8ca365ecd7e21849634c
-
SHA1
ed99be6c4fbcc7c2fe46b751471d6ae4e3e373d7
-
SHA256
131c2778e407d40a26b57423b7fab9215cf0e3d3182b74cc0fb8bbbaee57738c
-
SHA512
e74211dc608fb396d5fd9ba0d46fd662f8934fe70b948423eb2100949fc0935283f3728841e86c2544e0aa5a55fa3b71d90ccf5879e19a037296c6cc3ecaf149
-
SSDEEP
768:AEwHupU99d2JE0jNJJ83+8zzqgTdVY9/T:AEwVs+0jNDY1qi/qr
Malware Config
Signatures
-
Detects MyDoom family 4 IoCs
resource yara_rule behavioral2/memory/3660-13-0x0000000000500000-0x0000000000510200-memory.dmp family_mydoom behavioral2/memory/3660-56-0x0000000000500000-0x0000000000510200-memory.dmp family_mydoom behavioral2/memory/3660-143-0x0000000000500000-0x0000000000510200-memory.dmp family_mydoom behavioral2/memory/3660-176-0x0000000000500000-0x0000000000510200-memory.dmp family_mydoom -
Mydoom family
-
Executes dropped EXE 1 IoCs
pid Process 2776 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" 131c2778e407d40a26b57423b7fab9215cf0e3d3182b74cc0fb8bbbaee57738c.exe Set value (str) \REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Microsoft\Windows\CurrentVersion\Run\Services = "C:\\Windows\\services.exe" services.exe -
resource yara_rule behavioral2/memory/3660-0-0x0000000000500000-0x0000000000510200-memory.dmp upx behavioral2/files/0x0008000000023ce0-4.dat upx behavioral2/memory/2776-5-0x0000000000400000-0x0000000000408000-memory.dmp upx behavioral2/memory/3660-13-0x0000000000500000-0x0000000000510200-memory.dmp upx behavioral2/memory/2776-15-0x0000000000400000-0x0000000000408000-memory.dmp upx behavioral2/memory/2776-16-0x0000000000400000-0x0000000000408000-memory.dmp upx behavioral2/memory/2776-21-0x0000000000400000-0x0000000000408000-memory.dmp upx behavioral2/memory/2776-26-0x0000000000400000-0x0000000000408000-memory.dmp upx behavioral2/memory/2776-28-0x0000000000400000-0x0000000000408000-memory.dmp upx behavioral2/memory/2776-33-0x0000000000400000-0x0000000000408000-memory.dmp upx behavioral2/memory/2776-38-0x0000000000400000-0x0000000000408000-memory.dmp upx behavioral2/memory/2776-40-0x0000000000400000-0x0000000000408000-memory.dmp upx behavioral2/memory/2776-45-0x0000000000400000-0x0000000000408000-memory.dmp upx behavioral2/memory/2776-50-0x0000000000400000-0x0000000000408000-memory.dmp upx behavioral2/memory/2776-52-0x0000000000400000-0x0000000000408000-memory.dmp upx behavioral2/memory/3660-56-0x0000000000500000-0x0000000000510200-memory.dmp upx behavioral2/memory/2776-57-0x0000000000400000-0x0000000000408000-memory.dmp upx behavioral2/files/0x0003000000000707-62.dat upx behavioral2/memory/2776-144-0x0000000000400000-0x0000000000408000-memory.dmp upx behavioral2/memory/3660-143-0x0000000000500000-0x0000000000510200-memory.dmp upx behavioral2/memory/3660-176-0x0000000000500000-0x0000000000510200-memory.dmp upx behavioral2/memory/2776-177-0x0000000000400000-0x0000000000408000-memory.dmp upx behavioral2/memory/2776-181-0x0000000000400000-0x0000000000408000-memory.dmp upx -
Drops file in Windows directory 3 IoCs
description ioc Process File created C:\Windows\services.exe 131c2778e407d40a26b57423b7fab9215cf0e3d3182b74cc0fb8bbbaee57738c.exe File opened for modification C:\Windows\java.exe 131c2778e407d40a26b57423b7fab9215cf0e3d3182b74cc0fb8bbbaee57738c.exe File created C:\Windows\java.exe 131c2778e407d40a26b57423b7fab9215cf0e3d3182b74cc0fb8bbbaee57738c.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 131c2778e407d40a26b57423b7fab9215cf0e3d3182b74cc0fb8bbbaee57738c.exe Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language services.exe -
Suspicious use of WriteProcessMemory 3 IoCs
description pid Process procid_target PID 3660 wrote to memory of 2776 3660 131c2778e407d40a26b57423b7fab9215cf0e3d3182b74cc0fb8bbbaee57738c.exe 85 PID 3660 wrote to memory of 2776 3660 131c2778e407d40a26b57423b7fab9215cf0e3d3182b74cc0fb8bbbaee57738c.exe 85 PID 3660 wrote to memory of 2776 3660 131c2778e407d40a26b57423b7fab9215cf0e3d3182b74cc0fb8bbbaee57738c.exe 85
Processes
-
C:\Users\Admin\AppData\Local\Temp\131c2778e407d40a26b57423b7fab9215cf0e3d3182b74cc0fb8bbbaee57738c.exe"C:\Users\Admin\AppData\Local\Temp\131c2778e407d40a26b57423b7fab9215cf0e3d3182b74cc0fb8bbbaee57738c.exe"1⤵
- Adds Run key to start application
- Drops file in Windows directory
- System Location Discovery: System Language Discovery
- Suspicious use of WriteProcessMemory
PID:3660 -
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:2776
-
Network
MITRE ATT&CK Enterprise v15
Replay Monitor
Loading Replay Monitor...
Downloads
-
Filesize
25B
MD58ba61a16b71609a08bfa35bc213fce49
SHA18374dddcc6b2ede14b0ea00a5870a11b57ced33f
SHA2566aa63394c1f5e705b1e89c55ff19eed71957e735c3831a845ff62f74824e13f1
SHA5125855f5b2a78877f7a27ff92eaaa900d81d02486e6e2ea81d80b6f6cf1fe254350444980017e00cdeecdd3c67b86e7acc90cd2d77f06210bdd1d7b1a71d262df1
-
Filesize
29KB
MD5cdea49a0a388ae3238b5b66525b80cfe
SHA1f16edebfac3e3e7c004020b328ebca6eac84ae3e
SHA256f54c71ab824aa9d5007b6d4956f294aa391ad1ba45b62097e964356697d3ffe5
SHA512c548125ab67ec4834a32fe51f96aca09fd00e8694c8ff8f79a607e2c478ebde3fae588868ecc14a4ffd881955b4e21d10fff7111f961a757d0cd4a6f244d19c9
-
Filesize
352B
MD511d6fd7ff70a7931f88788548b8b92f8
SHA1016c65b34c588d59122e93af4f6f60a3aa82bb65
SHA2568648e19c97b30c78a107ef0f13f26df44b6f16f332387bc22906605aa0948004
SHA51209ad59a39e8f33ab33b9f792d0c975042d2212ef7ac13094ad346d80f3a6844bc0fe873a34f62493b3ac68d399d2bbe9c67d24694c1da0ef1de283087eb1807a
-
Filesize
352B
MD58be1676ec7f28a9b2a0fc96af71719af
SHA16b75ffb924043f7f2958b2809e20e1adfc004c01
SHA256107ebd2bfd5c1872d21235f628eaabcf3d639e02deea04f1d4d424e91c87dba7
SHA51247dbd5cf70d6d50305531a079bd66ab01ad86c66ce7eb28131ec26f885e49d9678eddaee11114af04fe1c94ad6b9b106be9a0623976f7d7a3b5c8be768a55b57
-
Filesize
8KB
MD5b0fe74719b1b647e2056641931907f4a
SHA1e858c206d2d1542a79936cb00d85da853bfc95e2
SHA256bf316f51d0c345d61eaee3940791b64e81f676e3bca42bad61073227bee6653c
SHA5129c82e88264696d0dadef9c0442ad8d1183e48f0fb355a4fc9bf4fa5db4e27745039f98b1fd1febff620a5ded6dd493227f00d7d2e74b19757685aa8655f921c2