Analysis
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max time kernel
120s -
max time network
120s -
platform
windows10-2004_x64 -
resource
win10v2004-20241007-en -
resource tags
arch:x64arch:x86image:win10v2004-20241007-enlocale:en-usos:windows10-2004-x64system -
submitted
08-12-2024 04:21
Behavioral task
behavioral1
Sample
b3d483f1d4a92dfa913a8a34cfa76dc75e5c3da888019b619c6e3ebecfa1b3b2N.exe
Resource
win7-20240903-en
Behavioral task
behavioral2
Sample
b3d483f1d4a92dfa913a8a34cfa76dc75e5c3da888019b619c6e3ebecfa1b3b2N.exe
Resource
win10v2004-20241007-en
General
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Target
b3d483f1d4a92dfa913a8a34cfa76dc75e5c3da888019b619c6e3ebecfa1b3b2N.exe
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Size
29KB
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MD5
174fa41800898359dda6c966f59dc5d0
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SHA1
6557e74f6127a9d9c34c932e26af2a9f058bee45
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SHA256
b3d483f1d4a92dfa913a8a34cfa76dc75e5c3da888019b619c6e3ebecfa1b3b2
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SHA512
8c208afc5c955d990c442846720d6bce9a7178310dee2a0b0094adf96d425b59e679c87e09c10ccdd372c06f8e9c956808aa645260a8179966f110a00e21ce52
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SSDEEP
768:AEwHupU99d2JE0jNJJ83+8zzqgTdVY9/q:AEwVs+0jNDY1qi/qS
Malware Config
Signatures
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Detects MyDoom family 9 IoCs
resource yara_rule behavioral2/memory/2944-13-0x0000000000500000-0x0000000000510200-memory.dmp family_mydoom behavioral2/memory/2944-27-0x0000000000500000-0x0000000000510200-memory.dmp family_mydoom behavioral2/memory/2944-106-0x0000000000500000-0x0000000000510200-memory.dmp family_mydoom behavioral2/memory/2944-131-0x0000000000500000-0x0000000000510200-memory.dmp family_mydoom behavioral2/memory/2944-133-0x0000000000500000-0x0000000000510200-memory.dmp family_mydoom behavioral2/memory/2944-138-0x0000000000500000-0x0000000000510200-memory.dmp family_mydoom behavioral2/memory/2944-155-0x0000000000500000-0x0000000000510200-memory.dmp family_mydoom behavioral2/memory/2944-184-0x0000000000500000-0x0000000000510200-memory.dmp family_mydoom behavioral2/memory/2944-215-0x0000000000500000-0x0000000000510200-memory.dmp family_mydoom -
Mydoom family
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Executes dropped EXE 1 IoCs
pid Process 4528 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" b3d483f1d4a92dfa913a8a34cfa76dc75e5c3da888019b619c6e3ebecfa1b3b2N.exe Set value (str) \REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Microsoft\Windows\CurrentVersion\Run\Services = "C:\\Windows\\services.exe" services.exe -
resource yara_rule behavioral2/memory/2944-0-0x0000000000500000-0x0000000000510200-memory.dmp upx behavioral2/files/0x0008000000023c99-4.dat upx behavioral2/memory/4528-5-0x0000000000400000-0x0000000000408000-memory.dmp upx behavioral2/memory/2944-13-0x0000000000500000-0x0000000000510200-memory.dmp upx behavioral2/memory/4528-15-0x0000000000400000-0x0000000000408000-memory.dmp upx behavioral2/memory/4528-16-0x0000000000400000-0x0000000000408000-memory.dmp upx behavioral2/memory/4528-21-0x0000000000400000-0x0000000000408000-memory.dmp upx behavioral2/memory/4528-26-0x0000000000400000-0x0000000000408000-memory.dmp upx behavioral2/memory/2944-27-0x0000000000500000-0x0000000000510200-memory.dmp upx behavioral2/memory/4528-28-0x0000000000400000-0x0000000000408000-memory.dmp upx behavioral2/files/0x0009000000023caa-41.dat upx behavioral2/memory/2944-106-0x0000000000500000-0x0000000000510200-memory.dmp upx behavioral2/memory/4528-107-0x0000000000400000-0x0000000000408000-memory.dmp upx behavioral2/memory/2944-131-0x0000000000500000-0x0000000000510200-memory.dmp upx behavioral2/memory/4528-132-0x0000000000400000-0x0000000000408000-memory.dmp upx behavioral2/memory/2944-133-0x0000000000500000-0x0000000000510200-memory.dmp upx behavioral2/memory/4528-134-0x0000000000400000-0x0000000000408000-memory.dmp upx behavioral2/memory/2944-138-0x0000000000500000-0x0000000000510200-memory.dmp upx behavioral2/memory/4528-139-0x0000000000400000-0x0000000000408000-memory.dmp upx behavioral2/memory/2944-155-0x0000000000500000-0x0000000000510200-memory.dmp upx behavioral2/memory/4528-156-0x0000000000400000-0x0000000000408000-memory.dmp upx behavioral2/memory/2944-184-0x0000000000500000-0x0000000000510200-memory.dmp upx behavioral2/memory/4528-185-0x0000000000400000-0x0000000000408000-memory.dmp upx behavioral2/memory/2944-215-0x0000000000500000-0x0000000000510200-memory.dmp upx behavioral2/memory/4528-218-0x0000000000400000-0x0000000000408000-memory.dmp upx -
Drops file in Windows directory 3 IoCs
description ioc Process File created C:\Windows\services.exe b3d483f1d4a92dfa913a8a34cfa76dc75e5c3da888019b619c6e3ebecfa1b3b2N.exe File opened for modification C:\Windows\java.exe b3d483f1d4a92dfa913a8a34cfa76dc75e5c3da888019b619c6e3ebecfa1b3b2N.exe File created C:\Windows\java.exe b3d483f1d4a92dfa913a8a34cfa76dc75e5c3da888019b619c6e3ebecfa1b3b2N.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 b3d483f1d4a92dfa913a8a34cfa76dc75e5c3da888019b619c6e3ebecfa1b3b2N.exe Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language services.exe -
Suspicious use of WriteProcessMemory 3 IoCs
description pid Process procid_target PID 2944 wrote to memory of 4528 2944 b3d483f1d4a92dfa913a8a34cfa76dc75e5c3da888019b619c6e3ebecfa1b3b2N.exe 83 PID 2944 wrote to memory of 4528 2944 b3d483f1d4a92dfa913a8a34cfa76dc75e5c3da888019b619c6e3ebecfa1b3b2N.exe 83 PID 2944 wrote to memory of 4528 2944 b3d483f1d4a92dfa913a8a34cfa76dc75e5c3da888019b619c6e3ebecfa1b3b2N.exe 83
Processes
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C:\Users\Admin\AppData\Local\Temp\b3d483f1d4a92dfa913a8a34cfa76dc75e5c3da888019b619c6e3ebecfa1b3b2N.exe"C:\Users\Admin\AppData\Local\Temp\b3d483f1d4a92dfa913a8a34cfa76dc75e5c3da888019b619c6e3ebecfa1b3b2N.exe"1⤵
- Adds Run key to start application
- Drops file in Windows directory
- System Location Discovery: System Language Discovery
- Suspicious use of WriteProcessMemory
PID:2944 -
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:4528
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Network
MITRE ATT&CK Enterprise v15
Replay Monitor
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Downloads
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Filesize
312B
MD5c15952329e9cd008b41f979b6c76b9a2
SHA153c58cc742b5a0273df8d01ba2779a979c1ff967
SHA2565d065a88f9a1fb565c2d70e87148d469dd9dcbbefea4ccc8c181745eda748ab7
SHA5126aecdd949abcd2cb54e2fe3e1171ee47c247aa3980a0847b9934f506ef9b2d3180831adf6554c68b0621f9f9f3cd88767ef9487bc6e51cecd6a8857099a7b296
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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
312B
MD55431b34b55fc2e8dfe8e2e977e26e6b5
SHA187cf8feeb854e523871271b6f5634576de3e7c40
SHA2563d7c76daab98368a0dd25cd184db039cdd5d1bc9bd6e9bb91b289119047f5432
SHA5126f309dd924ba012486bcf0e3bafe64899007893ea9863b6f4e5428384ad23d9942c74d17c42a5cf9922a0e0fd8d61c287a2288a945a775586125d53376b9325c
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Filesize
313B
MD5ffb72ab4faba49ad441ce07db37dd8b6
SHA1194e13c1c32ebb6e7a1dc912261cbd58a82ff71e
SHA2567bd7c3676e98ddde8e0d5b63dd22cb9379d975bcd1d68884c97565cdd8d03660
SHA512517be20d2442489ce39b48dc7f9f6f13f8c45d02703fb1865071f553d36b2289f5abc26c6089fc0bfad1a41fe318bf4b5a806915c5e45898ac744b7e4ed30257
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Filesize
29KB
MD56bb04a3d0925e20490819c9433f165fb
SHA15e4c3ed1a90e94097e6a40f85107aab060045627
SHA2569a9b40263b3017230cff303b1afe7fa106c0e09df1c61ded2c20b92cf6839533
SHA512e212dc654eabda478b3d02f2e9a6d093b10d6b43ed1f80f2bdcc2a88a014d9cbaa647cf6ed9b4dbff226553950f5c9f714dabc20b9f60f8d091aaddd3cd9e6dd
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Filesize
320B
MD5f1b555593ca5a5eaea8061b2e255911f
SHA185668306371180ac60fd01d662c9cd484bf61c62
SHA256b54932d9c926bed1925eb1fa3ce42f0b83e8492982bd23f584fd0edb15006fac
SHA512fd0fc5bb83e4974aee418581c413ededcefcc8219d4ad3353cf55a0ad4d57570681d12136d50a21055e0a9a71370748cfff30eb92c1a22fecbde4de8ba330cf1
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Filesize
320B
MD56a24921cbb81b362fdefad582a276712
SHA1c97a69912b88466e98984aaea9224b6682f95c4e
SHA2565e938663eb4ddee8569e3ab0e9b63ad10b33e3cc22c385fa9667268005818c37
SHA512724fb4c497392bba59fe8ec84e74b4dd777ceb7e7b75f2c071acf30316a6aec63f8640697b7b6f7b59c8e7b46e2bf7231a826a6a753e040e8b973de236cec0e6
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Filesize
8KB
MD5b0fe74719b1b647e2056641931907f4a
SHA1e858c206d2d1542a79936cb00d85da853bfc95e2
SHA256bf316f51d0c345d61eaee3940791b64e81f676e3bca42bad61073227bee6653c
SHA5129c82e88264696d0dadef9c0442ad8d1183e48f0fb355a4fc9bf4fa5db4e27745039f98b1fd1febff620a5ded6dd493227f00d7d2e74b19757685aa8655f921c2