Analysis
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max time kernel
120s -
max time network
118s -
platform
windows10-2004_x64 -
resource
win10v2004-20241007-en -
resource tags
arch:x64arch:x86image:win10v2004-20241007-enlocale:en-usos:windows10-2004-x64system -
submitted
11-01-2025 10:55
Behavioral task
behavioral1
Sample
df4a7653322c431e229fa5cb2b51ab257f20b9297324b121724662f3ba435a60.exe
Resource
win7-20240903-en
Behavioral task
behavioral2
Sample
df4a7653322c431e229fa5cb2b51ab257f20b9297324b121724662f3ba435a60.exe
Resource
win10v2004-20241007-en
General
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Target
df4a7653322c431e229fa5cb2b51ab257f20b9297324b121724662f3ba435a60.exe
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Size
29KB
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MD5
3132c5d4f115b822855500d748de3590
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SHA1
ef23a6ddda3b643b4cb5cb19f5a3c4ab0767bcd2
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SHA256
df4a7653322c431e229fa5cb2b51ab257f20b9297324b121724662f3ba435a60
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SHA512
919c0f345e8de3f998eb7da36e515992795a7371792b83c6b242d91d2e5fc2407a7b4072d0a443a203f43908ba6d76faf94273f571bc8070cc1233247f308f50
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SSDEEP
768:AEwHupU99d2JE0jNJJ83+8zzqgTdVY9/+hf:AEwVs+0jNDY1qi/qWl
Malware Config
Signatures
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Detects MyDoom family 5 IoCs
resource yara_rule behavioral2/memory/4260-13-0x0000000000500000-0x0000000000510200-memory.dmp family_mydoom behavioral2/memory/4260-39-0x0000000000500000-0x0000000000510200-memory.dmp family_mydoom behavioral2/memory/4260-101-0x0000000000500000-0x0000000000510200-memory.dmp family_mydoom behavioral2/memory/4260-147-0x0000000000500000-0x0000000000510200-memory.dmp family_mydoom behavioral2/memory/4260-166-0x0000000000500000-0x0000000000510200-memory.dmp family_mydoom -
Mydoom family
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Executes dropped EXE 1 IoCs
pid Process 5064 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" df4a7653322c431e229fa5cb2b51ab257f20b9297324b121724662f3ba435a60.exe Set value (str) \REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Microsoft\Windows\CurrentVersion\Run\Services = "C:\\Windows\\services.exe" services.exe -
resource yara_rule behavioral2/memory/4260-0-0x0000000000500000-0x0000000000510200-memory.dmp upx behavioral2/files/0x0007000000023cad-4.dat upx behavioral2/memory/5064-5-0x0000000000400000-0x0000000000408000-memory.dmp upx behavioral2/memory/4260-13-0x0000000000500000-0x0000000000510200-memory.dmp upx behavioral2/memory/5064-15-0x0000000000400000-0x0000000000408000-memory.dmp upx behavioral2/memory/5064-16-0x0000000000400000-0x0000000000408000-memory.dmp upx behavioral2/memory/5064-21-0x0000000000400000-0x0000000000408000-memory.dmp upx behavioral2/memory/5064-26-0x0000000000400000-0x0000000000408000-memory.dmp upx behavioral2/memory/5064-28-0x0000000000400000-0x0000000000408000-memory.dmp upx behavioral2/memory/5064-33-0x0000000000400000-0x0000000000408000-memory.dmp upx behavioral2/memory/5064-38-0x0000000000400000-0x0000000000408000-memory.dmp upx behavioral2/memory/4260-39-0x0000000000500000-0x0000000000510200-memory.dmp upx behavioral2/memory/5064-40-0x0000000000400000-0x0000000000408000-memory.dmp upx behavioral2/files/0x0002000000021d5e-48.dat upx behavioral2/memory/4260-101-0x0000000000500000-0x0000000000510200-memory.dmp upx behavioral2/memory/5064-102-0x0000000000400000-0x0000000000408000-memory.dmp upx behavioral2/memory/4260-147-0x0000000000500000-0x0000000000510200-memory.dmp upx behavioral2/memory/5064-148-0x0000000000400000-0x0000000000408000-memory.dmp upx behavioral2/memory/4260-166-0x0000000000500000-0x0000000000510200-memory.dmp upx behavioral2/memory/5064-167-0x0000000000400000-0x0000000000408000-memory.dmp upx behavioral2/memory/5064-172-0x0000000000400000-0x0000000000408000-memory.dmp upx -
Drops file in Windows directory 3 IoCs
description ioc Process File created C:\Windows\services.exe df4a7653322c431e229fa5cb2b51ab257f20b9297324b121724662f3ba435a60.exe File opened for modification C:\Windows\java.exe df4a7653322c431e229fa5cb2b51ab257f20b9297324b121724662f3ba435a60.exe File created C:\Windows\java.exe df4a7653322c431e229fa5cb2b51ab257f20b9297324b121724662f3ba435a60.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 df4a7653322c431e229fa5cb2b51ab257f20b9297324b121724662f3ba435a60.exe Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language services.exe -
Suspicious use of WriteProcessMemory 3 IoCs
description pid Process procid_target PID 4260 wrote to memory of 5064 4260 df4a7653322c431e229fa5cb2b51ab257f20b9297324b121724662f3ba435a60.exe 82 PID 4260 wrote to memory of 5064 4260 df4a7653322c431e229fa5cb2b51ab257f20b9297324b121724662f3ba435a60.exe 82 PID 4260 wrote to memory of 5064 4260 df4a7653322c431e229fa5cb2b51ab257f20b9297324b121724662f3ba435a60.exe 82
Processes
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C:\Users\Admin\AppData\Local\Temp\df4a7653322c431e229fa5cb2b51ab257f20b9297324b121724662f3ba435a60.exe"C:\Users\Admin\AppData\Local\Temp\df4a7653322c431e229fa5cb2b51ab257f20b9297324b121724662f3ba435a60.exe"1⤵
- Adds Run key to start application
- Drops file in Windows directory
- System Location Discovery: System Language Discovery
- Suspicious use of WriteProcessMemory
PID:4260 -
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:5064
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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
MD5486e2e5c948a9eb01ea12e30374f45e2
SHA1dcb7630270b343eb2f56eb0c78d2557d4178fabc
SHA256c0f46acf7851bb888cf0b1051f2e3fdf385741aa0f500471557ac6aef09b29d2
SHA512a24b9a7f37f15ffbdc8cc3bfd497cdf783dd0889903bc04ce79f2e7e7f49fb8d18c3a26a6a95f8627de6dba73a607ab7daaf4f306d3c09404378e83d7328f302
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Filesize
320B
MD507f4a6d800eee52bec721843d68a81fa
SHA16976bd96c7c3744e38c405f08e7bc34c82e25f6a
SHA256e35d94dfcd3a821a17e7601fc0e253991baf87a748105247c46ac2e4e9d23e11
SHA512909bbf00e2d3f27e6f24ead639ea0e2138f3328729897c1f3811a3d3cfeb2311ffff4712549bed00063dbdfe0f36b50d673aed71a9f80b36a89d409e951945bc
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Filesize
8KB
MD5b0fe74719b1b647e2056641931907f4a
SHA1e858c206d2d1542a79936cb00d85da853bfc95e2
SHA256bf316f51d0c345d61eaee3940791b64e81f676e3bca42bad61073227bee6653c
SHA5129c82e88264696d0dadef9c0442ad8d1183e48f0fb355a4fc9bf4fa5db4e27745039f98b1fd1febff620a5ded6dd493227f00d7d2e74b19757685aa8655f921c2