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Analysis
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max time kernel
120s -
max time network
120s -
platform
windows10-2004_x64 -
resource
win10v2004-20240802-en -
resource tags
arch:x64arch:x86image:win10v2004-20240802-enlocale:en-usos:windows10-2004-x64system -
submitted
27/09/2024, 18:02
Behavioral task
behavioral1
Sample
f07a9618ac1262a04da2a74464862012114cdbd2e6897e95f79a209ac1cf55efN.exe
Resource
win7-20240903-en
Behavioral task
behavioral2
Sample
f07a9618ac1262a04da2a74464862012114cdbd2e6897e95f79a209ac1cf55efN.exe
Resource
win10v2004-20240802-en
General
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Target
f07a9618ac1262a04da2a74464862012114cdbd2e6897e95f79a209ac1cf55efN.exe
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Size
29KB
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MD5
9e3fb8c61331ae642eb7ac4367a9f640
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SHA1
d93a1b31038d0b01fed7c28b000d5994c601b67c
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SHA256
f07a9618ac1262a04da2a74464862012114cdbd2e6897e95f79a209ac1cf55ef
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SHA512
47f3a1a7d05dbf17af7af4c7a28f7d13c7691a49470839fecd2622932dfcf91ec59d40f033e03aeca558c1f3ab32f63aa4f7330d75a545d95672c10173f3dd3b
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SSDEEP
768:AEwHupU99d2JE0jNJJ83+8zzqgTdVY9//:AEwVs+0jNDY1qi/qH
Malware Config
Signatures
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Detects MyDoom family 4 IoCs
resource yara_rule behavioral2/memory/3400-13-0x0000000000500000-0x0000000000510200-memory.dmp family_mydoom behavioral2/memory/3400-49-0x0000000000500000-0x0000000000510200-memory.dmp family_mydoom behavioral2/memory/3400-51-0x0000000000500000-0x0000000000510200-memory.dmp family_mydoom behavioral2/memory/3400-135-0x0000000000500000-0x0000000000510200-memory.dmp family_mydoom -
Executes dropped EXE 1 IoCs
pid Process 1932 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" f07a9618ac1262a04da2a74464862012114cdbd2e6897e95f79a209ac1cf55efN.exe Set value (str) \REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Microsoft\Windows\CurrentVersion\Run\Services = "C:\\Windows\\services.exe" services.exe -
resource yara_rule behavioral2/memory/3400-0-0x0000000000500000-0x0000000000510200-memory.dmp upx behavioral2/files/0x0008000000023439-4.dat upx behavioral2/memory/1932-5-0x0000000000400000-0x0000000000408000-memory.dmp upx behavioral2/memory/3400-13-0x0000000000500000-0x0000000000510200-memory.dmp upx behavioral2/memory/1932-15-0x0000000000400000-0x0000000000408000-memory.dmp upx behavioral2/memory/1932-16-0x0000000000400000-0x0000000000408000-memory.dmp upx behavioral2/memory/1932-21-0x0000000000400000-0x0000000000408000-memory.dmp upx behavioral2/memory/1932-26-0x0000000000400000-0x0000000000408000-memory.dmp upx behavioral2/memory/1932-28-0x0000000000400000-0x0000000000408000-memory.dmp upx behavioral2/memory/1932-33-0x0000000000400000-0x0000000000408000-memory.dmp upx behavioral2/memory/1932-38-0x0000000000400000-0x0000000000408000-memory.dmp upx behavioral2/memory/1932-40-0x0000000000400000-0x0000000000408000-memory.dmp upx behavioral2/memory/1932-45-0x0000000000400000-0x0000000000408000-memory.dmp upx behavioral2/memory/3400-49-0x0000000000500000-0x0000000000510200-memory.dmp upx behavioral2/memory/1932-50-0x0000000000400000-0x0000000000408000-memory.dmp upx behavioral2/memory/3400-51-0x0000000000500000-0x0000000000510200-memory.dmp upx behavioral2/memory/1932-52-0x0000000000400000-0x0000000000408000-memory.dmp upx behavioral2/files/0x0004000000000705-62.dat upx behavioral2/memory/3400-135-0x0000000000500000-0x0000000000510200-memory.dmp upx behavioral2/memory/1932-141-0x0000000000400000-0x0000000000408000-memory.dmp upx -
Drops file in Windows directory 3 IoCs
description ioc Process File opened for modification C:\Windows\java.exe f07a9618ac1262a04da2a74464862012114cdbd2e6897e95f79a209ac1cf55efN.exe File created C:\Windows\java.exe f07a9618ac1262a04da2a74464862012114cdbd2e6897e95f79a209ac1cf55efN.exe File created C:\Windows\services.exe f07a9618ac1262a04da2a74464862012114cdbd2e6897e95f79a209ac1cf55efN.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 services.exe Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language f07a9618ac1262a04da2a74464862012114cdbd2e6897e95f79a209ac1cf55efN.exe -
Suspicious use of WriteProcessMemory 3 IoCs
description pid Process procid_target PID 3400 wrote to memory of 1932 3400 f07a9618ac1262a04da2a74464862012114cdbd2e6897e95f79a209ac1cf55efN.exe 82 PID 3400 wrote to memory of 1932 3400 f07a9618ac1262a04da2a74464862012114cdbd2e6897e95f79a209ac1cf55efN.exe 82 PID 3400 wrote to memory of 1932 3400 f07a9618ac1262a04da2a74464862012114cdbd2e6897e95f79a209ac1cf55efN.exe 82
Processes
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C:\Users\Admin\AppData\Local\Temp\f07a9618ac1262a04da2a74464862012114cdbd2e6897e95f79a209ac1cf55efN.exe"C:\Users\Admin\AppData\Local\Temp\f07a9618ac1262a04da2a74464862012114cdbd2e6897e95f79a209ac1cf55efN.exe"1⤵
- Adds Run key to start application
- Drops file in Windows directory
- System Location Discovery: System Language Discovery
- Suspicious use of WriteProcessMemory
PID:3400 -
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:1932
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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
MD54f0a37b0b2496787221997827b06777e
SHA1d343b9aebe13124865b444cdea090fa0bc4dec71
SHA256602299fb069f934d4e47728bcc320462addae7e1b2d5392d93b94241199d6dde
SHA512d9cace8d9449648d84bfe2932cea4b6e4b4974ecc3af6325bf2e45dea7b72774adb4e94a59b4053a724c1029cb7a80c3ef6518762e6cbd3fe3cec77a39b86e94
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Filesize
320B
MD5fb929776dcb5dbeeadb1d205c3b632c9
SHA17c5ba42a6a901ad28b41b69473de6f35746ada46
SHA25656a961791d35cb591d00a2582bceb0c978667ab7e52673f526a85046ed7e0487
SHA512270bcbe68ae81e9757cf282ec9ef80da6557443a60edb4ab44c57e9faf56b94508aae6b7b6e4a6be32874431aba06fa31596d06927d73f84cf249dd07b12ff7c
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Filesize
320B
MD5a11c210abc22dc9aeb3d474ee6eafee9
SHA12ed8031f8f63f65b8603839c3513c24c24a66f9e
SHA2564d94bac623f3983d5a4ebc4e6e03b88f2a7815dd6c7a16db19715d2ff484b189
SHA51235c56f4af4c6fd76180bd73c9a2109de83f5c57c6abd913ef0201c6c73cee56beb5dffead8963a484ef80733e7d08b5b45b583c5fe089748664e682fd088bffa
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Filesize
8KB
MD5b0fe74719b1b647e2056641931907f4a
SHA1e858c206d2d1542a79936cb00d85da853bfc95e2
SHA256bf316f51d0c345d61eaee3940791b64e81f676e3bca42bad61073227bee6653c
SHA5129c82e88264696d0dadef9c0442ad8d1183e48f0fb355a4fc9bf4fa5db4e27745039f98b1fd1febff620a5ded6dd493227f00d7d2e74b19757685aa8655f921c2