Analysis
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max time kernel
150s -
max time network
149s -
platform
windows10-2004_x64 -
resource
win10v2004-20241007-en -
resource tags
arch:x64arch:x86image:win10v2004-20241007-enlocale:en-usos:windows10-2004-x64system -
submitted
26-12-2024 15:33
Behavioral task
behavioral1
Sample
f97b60b875e140de26df8404d6c39321657681eee2bcc6e5f59f18eb6410e0cb.exe
Resource
win7-20240903-en
Behavioral task
behavioral2
Sample
f97b60b875e140de26df8404d6c39321657681eee2bcc6e5f59f18eb6410e0cb.exe
Resource
win10v2004-20241007-en
General
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Target
f97b60b875e140de26df8404d6c39321657681eee2bcc6e5f59f18eb6410e0cb.exe
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Size
29KB
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MD5
d7a4cf598a3ddb9af6e303b0d8a3392c
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SHA1
3e00765ef56e0173b157c9ab68777f9d1c451d97
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SHA256
f97b60b875e140de26df8404d6c39321657681eee2bcc6e5f59f18eb6410e0cb
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SHA512
5a00e2e62e34780f413097cd4dd534bd58ae85281ee9929e72e675671ec5fdc72d726edc256e70e6a2d77b158b41e874ce6aa2a602e50a6a80d4e39c61db5007
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SSDEEP
768:AEwHupU99d2JE0jNJJ83+8zzqgTdVY9/BhA:AEwVs+0jNDY1qi/qpS
Malware Config
Signatures
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Detects MyDoom family 5 IoCs
resource yara_rule behavioral2/memory/5004-13-0x0000000000500000-0x0000000000510200-memory.dmp family_mydoom behavioral2/memory/5004-51-0x0000000000500000-0x0000000000510200-memory.dmp family_mydoom behavioral2/memory/5004-132-0x0000000000500000-0x0000000000510200-memory.dmp family_mydoom behavioral2/memory/5004-178-0x0000000000500000-0x0000000000510200-memory.dmp family_mydoom behavioral2/memory/5004-180-0x0000000000500000-0x0000000000510200-memory.dmp family_mydoom -
Mydoom family
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Executes dropped EXE 1 IoCs
pid Process 4620 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" f97b60b875e140de26df8404d6c39321657681eee2bcc6e5f59f18eb6410e0cb.exe Set value (str) \REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Microsoft\Windows\CurrentVersion\Run\Services = "C:\\Windows\\services.exe" services.exe -
resource yara_rule behavioral2/memory/5004-0-0x0000000000500000-0x0000000000510200-memory.dmp upx behavioral2/files/0x0032000000023b84-4.dat upx behavioral2/memory/4620-5-0x0000000000400000-0x0000000000408000-memory.dmp upx behavioral2/memory/5004-13-0x0000000000500000-0x0000000000510200-memory.dmp upx behavioral2/memory/4620-15-0x0000000000400000-0x0000000000408000-memory.dmp upx behavioral2/memory/4620-16-0x0000000000400000-0x0000000000408000-memory.dmp upx behavioral2/memory/4620-21-0x0000000000400000-0x0000000000408000-memory.dmp upx behavioral2/memory/4620-26-0x0000000000400000-0x0000000000408000-memory.dmp upx behavioral2/memory/4620-28-0x0000000000400000-0x0000000000408000-memory.dmp upx behavioral2/memory/4620-33-0x0000000000400000-0x0000000000408000-memory.dmp upx behavioral2/memory/4620-38-0x0000000000400000-0x0000000000408000-memory.dmp upx behavioral2/memory/4620-40-0x0000000000400000-0x0000000000408000-memory.dmp upx behavioral2/memory/4620-45-0x0000000000400000-0x0000000000408000-memory.dmp upx behavioral2/memory/4620-50-0x0000000000400000-0x0000000000408000-memory.dmp upx behavioral2/memory/5004-51-0x0000000000500000-0x0000000000510200-memory.dmp upx behavioral2/memory/4620-52-0x0000000000400000-0x0000000000408000-memory.dmp upx behavioral2/files/0x0004000000000707-65.dat upx behavioral2/memory/5004-132-0x0000000000500000-0x0000000000510200-memory.dmp upx behavioral2/memory/4620-135-0x0000000000400000-0x0000000000408000-memory.dmp upx behavioral2/memory/5004-178-0x0000000000500000-0x0000000000510200-memory.dmp upx behavioral2/memory/4620-179-0x0000000000400000-0x0000000000408000-memory.dmp upx behavioral2/memory/5004-180-0x0000000000500000-0x0000000000510200-memory.dmp upx behavioral2/memory/4620-181-0x0000000000400000-0x0000000000408000-memory.dmp upx behavioral2/memory/4620-186-0x0000000000400000-0x0000000000408000-memory.dmp upx -
Drops file in Windows directory 3 IoCs
description ioc Process File created C:\Windows\services.exe f97b60b875e140de26df8404d6c39321657681eee2bcc6e5f59f18eb6410e0cb.exe File opened for modification C:\Windows\java.exe f97b60b875e140de26df8404d6c39321657681eee2bcc6e5f59f18eb6410e0cb.exe File created C:\Windows\java.exe f97b60b875e140de26df8404d6c39321657681eee2bcc6e5f59f18eb6410e0cb.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 f97b60b875e140de26df8404d6c39321657681eee2bcc6e5f59f18eb6410e0cb.exe Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language services.exe -
Suspicious use of WriteProcessMemory 3 IoCs
description pid Process procid_target PID 5004 wrote to memory of 4620 5004 f97b60b875e140de26df8404d6c39321657681eee2bcc6e5f59f18eb6410e0cb.exe 83 PID 5004 wrote to memory of 4620 5004 f97b60b875e140de26df8404d6c39321657681eee2bcc6e5f59f18eb6410e0cb.exe 83 PID 5004 wrote to memory of 4620 5004 f97b60b875e140de26df8404d6c39321657681eee2bcc6e5f59f18eb6410e0cb.exe 83
Processes
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C:\Users\Admin\AppData\Local\Temp\f97b60b875e140de26df8404d6c39321657681eee2bcc6e5f59f18eb6410e0cb.exe"C:\Users\Admin\AppData\Local\Temp\f97b60b875e140de26df8404d6c39321657681eee2bcc6e5f59f18eb6410e0cb.exe"1⤵
- Adds Run key to start application
- Drops file in Windows directory
- System Location Discovery: System Language Discovery
- Suspicious use of WriteProcessMemory
PID:5004 -
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:4620
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Network
MITRE ATT&CK Enterprise v15
Replay Monitor
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Downloads
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Filesize
25B
MD58ba61a16b71609a08bfa35bc213fce49
SHA18374dddcc6b2ede14b0ea00a5870a11b57ced33f
SHA2566aa63394c1f5e705b1e89c55ff19eed71957e735c3831a845ff62f74824e13f1
SHA5125855f5b2a78877f7a27ff92eaaa900d81d02486e6e2ea81d80b6f6cf1fe254350444980017e00cdeecdd3c67b86e7acc90cd2d77f06210bdd1d7b1a71d262df1
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Filesize
29KB
MD588bdb9341a83d06a6858ddbced3ebcce
SHA10893c5a5e93a43864ef2153158b56cf8393b4fd9
SHA2561c46a750bbbd9d40685e5c6be7618ba77336a243bffd6ff99c9b9e0a74e14ae1
SHA512eaaccafbed3f5b071b381af29be806c5c2e64066f93117551394fb1623bc02a82e30ff57eab52bb8e697c2a07e889577c3f339d30ebec0f1670ea493c623f00a
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Filesize
320B
MD54d015d369b3a8b3dd501b1a86fdeb181
SHA1dcbb40f09f2b495a7b1defeb0989798b9152b7bf
SHA2569d4787ade722deb56fb5cb9d03cbc2d4b45614217563d13ad5c4894bb086d11e
SHA5126e3bbd3b42e4253213da088de12ee735c68c75eb0cfdbe8b14767d8af81fb6f3d2f06fae87ad563972e7d5027427f2468f76e02dd52de25b3e9bde0f90698a88
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Filesize
8KB
MD5b0fe74719b1b647e2056641931907f4a
SHA1e858c206d2d1542a79936cb00d85da853bfc95e2
SHA256bf316f51d0c345d61eaee3940791b64e81f676e3bca42bad61073227bee6653c
SHA5129c82e88264696d0dadef9c0442ad8d1183e48f0fb355a4fc9bf4fa5db4e27745039f98b1fd1febff620a5ded6dd493227f00d7d2e74b19757685aa8655f921c2