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Analysis
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max time kernel
150s -
max time network
150s -
platform
windows10-2004_x64 -
resource
win10v2004-20241007-en -
resource tags
arch:x64arch:x86image:win10v2004-20241007-enlocale:en-usos:windows10-2004-x64system -
submitted
21/12/2024, 07:08
Behavioral task
behavioral1
Sample
fa3033bc4fcf33c37ea7f9b3ecb945cf9105ebc6349f11c1b01c200009a20a17.exe
Resource
win7-20241023-en
Behavioral task
behavioral2
Sample
fa3033bc4fcf33c37ea7f9b3ecb945cf9105ebc6349f11c1b01c200009a20a17.exe
Resource
win10v2004-20241007-en
General
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Target
fa3033bc4fcf33c37ea7f9b3ecb945cf9105ebc6349f11c1b01c200009a20a17.exe
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Size
29KB
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MD5
c5070c258aa466d37dc3e19b24890f30
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SHA1
f74612565d5f46f51cf201593b5ffe62c53ee183
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SHA256
fa3033bc4fcf33c37ea7f9b3ecb945cf9105ebc6349f11c1b01c200009a20a17
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SHA512
5654cb095248ab79ce0ce3118a2516acdf1c01174072342c52f8778b33b6aeeee7299910f43374658779a64ce661f29ee95cd1db7e355d688250da66a7009585
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SSDEEP
768:AEwHupU99d2JE0jNJJ83+8zzqgTdVY9/4h3:AEwVs+0jNDY1qi/qQV
Malware Config
Signatures
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Detects MyDoom family 6 IoCs
resource yara_rule behavioral2/memory/4716-13-0x0000000000500000-0x0000000000510200-memory.dmp family_mydoom behavioral2/memory/4716-49-0x0000000000500000-0x0000000000510200-memory.dmp family_mydoom behavioral2/memory/4716-51-0x0000000000500000-0x0000000000510200-memory.dmp family_mydoom behavioral2/memory/4716-144-0x0000000000500000-0x0000000000510200-memory.dmp family_mydoom behavioral2/memory/4716-167-0x0000000000500000-0x0000000000510200-memory.dmp family_mydoom behavioral2/memory/4716-174-0x0000000000500000-0x0000000000510200-memory.dmp family_mydoom -
Mydoom family
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Executes dropped EXE 1 IoCs
pid Process 3004 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" fa3033bc4fcf33c37ea7f9b3ecb945cf9105ebc6349f11c1b01c200009a20a17.exe Set value (str) \REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Microsoft\Windows\CurrentVersion\Run\Services = "C:\\Windows\\services.exe" services.exe -
resource yara_rule behavioral2/memory/4716-0-0x0000000000500000-0x0000000000510200-memory.dmp upx behavioral2/memory/3004-5-0x0000000000400000-0x0000000000408000-memory.dmp upx behavioral2/files/0x0007000000023caf-4.dat upx behavioral2/memory/4716-13-0x0000000000500000-0x0000000000510200-memory.dmp upx behavioral2/memory/3004-15-0x0000000000400000-0x0000000000408000-memory.dmp upx behavioral2/memory/3004-16-0x0000000000400000-0x0000000000408000-memory.dmp upx behavioral2/memory/3004-21-0x0000000000400000-0x0000000000408000-memory.dmp upx behavioral2/memory/3004-26-0x0000000000400000-0x0000000000408000-memory.dmp upx behavioral2/memory/3004-28-0x0000000000400000-0x0000000000408000-memory.dmp upx behavioral2/memory/3004-33-0x0000000000400000-0x0000000000408000-memory.dmp upx behavioral2/memory/3004-38-0x0000000000400000-0x0000000000408000-memory.dmp upx behavioral2/memory/3004-40-0x0000000000400000-0x0000000000408000-memory.dmp upx behavioral2/memory/3004-45-0x0000000000400000-0x0000000000408000-memory.dmp upx behavioral2/memory/4716-49-0x0000000000500000-0x0000000000510200-memory.dmp upx behavioral2/memory/3004-50-0x0000000000400000-0x0000000000408000-memory.dmp upx behavioral2/memory/4716-51-0x0000000000500000-0x0000000000510200-memory.dmp upx behavioral2/memory/3004-52-0x0000000000400000-0x0000000000408000-memory.dmp upx behavioral2/files/0x0003000000000705-57.dat upx behavioral2/memory/4716-144-0x0000000000500000-0x0000000000510200-memory.dmp upx behavioral2/memory/3004-148-0x0000000000400000-0x0000000000408000-memory.dmp upx behavioral2/memory/4716-167-0x0000000000500000-0x0000000000510200-memory.dmp upx behavioral2/memory/3004-168-0x0000000000400000-0x0000000000408000-memory.dmp upx behavioral2/memory/3004-170-0x0000000000400000-0x0000000000408000-memory.dmp upx behavioral2/memory/4716-174-0x0000000000500000-0x0000000000510200-memory.dmp upx behavioral2/memory/3004-175-0x0000000000400000-0x0000000000408000-memory.dmp upx -
Drops file in Windows directory 3 IoCs
description ioc Process File opened for modification C:\Windows\java.exe fa3033bc4fcf33c37ea7f9b3ecb945cf9105ebc6349f11c1b01c200009a20a17.exe File created C:\Windows\java.exe fa3033bc4fcf33c37ea7f9b3ecb945cf9105ebc6349f11c1b01c200009a20a17.exe File created C:\Windows\services.exe fa3033bc4fcf33c37ea7f9b3ecb945cf9105ebc6349f11c1b01c200009a20a17.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 fa3033bc4fcf33c37ea7f9b3ecb945cf9105ebc6349f11c1b01c200009a20a17.exe Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language services.exe -
Suspicious use of WriteProcessMemory 3 IoCs
description pid Process procid_target PID 4716 wrote to memory of 3004 4716 fa3033bc4fcf33c37ea7f9b3ecb945cf9105ebc6349f11c1b01c200009a20a17.exe 83 PID 4716 wrote to memory of 3004 4716 fa3033bc4fcf33c37ea7f9b3ecb945cf9105ebc6349f11c1b01c200009a20a17.exe 83 PID 4716 wrote to memory of 3004 4716 fa3033bc4fcf33c37ea7f9b3ecb945cf9105ebc6349f11c1b01c200009a20a17.exe 83
Processes
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C:\Users\Admin\AppData\Local\Temp\fa3033bc4fcf33c37ea7f9b3ecb945cf9105ebc6349f11c1b01c200009a20a17.exe"C:\Users\Admin\AppData\Local\Temp\fa3033bc4fcf33c37ea7f9b3ecb945cf9105ebc6349f11c1b01c200009a20a17.exe"1⤵
- Adds Run key to start application
- Drops file in Windows directory
- System Location Discovery: System Language Discovery
- Suspicious use of WriteProcessMemory
PID:4716 -
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:3004
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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
310B
MD52a8026547dafd0504845f41881ed3ab4
SHA1bedb776ce5eb9d61e602562a926d0fe182d499db
SHA256231fe7c979332b82ceccc3b3c0c2446bc2c3cab5c46fb7687c4bb579a8bba7ce
SHA5121f6fa43fc0cf5cbdb22649a156f36914b2479a93d220bf0e23a32c086da46dd37e8f3a789e7a405abef0782e7b3151087d253c63c6cefcad10fd47c699fbcf97
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Filesize
29KB
MD515b530c7537a646ec073677ce52f25ac
SHA1a67de09fdd7f7c43e63b9ff521ac3a5a2af96c22
SHA2568fd3898fce7b162da66e2b8c3785e02a3791c91797cdbf5dce8bff952c766879
SHA51221d242556e79689abdb4475e595bc1226e769868b2c46d181a858a59753b50a8d6566cf62ad668348a3cf03449ff6f52bd1ae31a1943c8e3990699cd42ad2ace
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Filesize
29KB
MD5cfc96b9e082e4ceaf3a9204d2e8f0740
SHA1c2538d3ba7b485e90b855ca90f5783c11b8c4f3f
SHA25621bb42f7d70673b424e154261db66efd877e0d570ea7ceda73cc2680a27fb27b
SHA5123cbfed0549cd0f4ef07364b67d16ca2833fb2d878a9952e91ba973090ca73b505b45b49622e7ab4bba2aba281d30561ebd18dab4fc2d908c716b999b4f472377
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Filesize
320B
MD576d76945a055d94507f6f8f10f8ae326
SHA131e703d2ac03e0dfd39fc77f3200e0730c1600ba
SHA256a54fc56882a7a940c362a007b2ee1c33b7c811f1652526a88b15ddff69478abf
SHA5129907d35a1455033af6be84b32898563d93a1ff806ac332ba21d71a93611a91d461ecaaedc40b570382f2b05de7a3101d1ee60330e7031e663e038e258e1c2404
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Filesize
320B
MD5076361bd8f8065aabf251c0ebb8a3a85
SHA1b3ea219d865a2074b9579c98af984e8418a46b2d
SHA2560de5a187b982afb1a68c76ad8d17e65930a2e4114bbea5deeed4c24e77b005f9
SHA512e537ad171b5da11571f60921e1816bbf6b55e0d5bd0337e4e0b5c64b40065d5174fb1582bace6110e452e8facf126e7384c44d157bef090ff83f08db52358e69
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Filesize
320B
MD5c0e14721f7991a402ec405687b83bc62
SHA112c20461d7f09514835a977a6bd1691be405ccc8
SHA2560fd66da13d5254831f392c4db8e31fedf17350ba941b8d65778f68a78655a88a
SHA512da6dd5051eb4aa225b76fef48e073fc98e5b1bf81e4537ed6b9c4312128af49d22c272e2202b09b26dc776160216da2b37e08c277cab58d6633ad74c55b7cf7a
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Filesize
8KB
MD5b0fe74719b1b647e2056641931907f4a
SHA1e858c206d2d1542a79936cb00d85da853bfc95e2
SHA256bf316f51d0c345d61eaee3940791b64e81f676e3bca42bad61073227bee6653c
SHA5129c82e88264696d0dadef9c0442ad8d1183e48f0fb355a4fc9bf4fa5db4e27745039f98b1fd1febff620a5ded6dd493227f00d7d2e74b19757685aa8655f921c2