Analysis
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max time kernel
120s -
max time network
118s -
platform
windows7_x64 -
resource
win7-20240903-en -
resource tags
arch:x64arch:x86image:win7-20240903-enlocale:en-usos:windows7-x64system -
submitted
09-11-2024 20:35
Behavioral task
behavioral1
Sample
46685671b783c6b1c15f57d8a6e316f1c35c36d616c6e9534c1bd292eeb43b42N.exe
Resource
win7-20240903-en
Behavioral task
behavioral2
Sample
46685671b783c6b1c15f57d8a6e316f1c35c36d616c6e9534c1bd292eeb43b42N.exe
Resource
win10v2004-20241007-en
General
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Target
46685671b783c6b1c15f57d8a6e316f1c35c36d616c6e9534c1bd292eeb43b42N.exe
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Size
29KB
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MD5
7ee4b72bed4b6c06b6db32b03a287390
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SHA1
4cc011a003b87cea2a72546640e087bfe9238151
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SHA256
46685671b783c6b1c15f57d8a6e316f1c35c36d616c6e9534c1bd292eeb43b42
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SHA512
35de985049d1e69173f51cc222c26782deb598dca805d54730f876f5188020635988d57d7c3923f214ea13e6ada28e9316fbbee7f6f444dc6dafe5de685ed3eb
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SSDEEP
768:AEwHupU99d2JE0jNJJ83+8zzqgTdVY9/5d:AEwVs+0jNDY1qi/q/
Malware Config
Signatures
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Detects MyDoom family 5 IoCs
Processes:
resource yara_rule behavioral1/memory/1956-16-0x0000000000500000-0x0000000000510200-memory.dmp family_mydoom behavioral1/memory/1956-41-0x0000000000500000-0x0000000000510200-memory.dmp family_mydoom behavioral1/memory/1956-62-0x0000000000500000-0x0000000000510200-memory.dmp family_mydoom behavioral1/memory/1956-66-0x0000000000500000-0x0000000000510200-memory.dmp family_mydoom behavioral1/memory/1956-68-0x0000000000500000-0x0000000000510200-memory.dmp family_mydoom -
Mydoom family
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Executes dropped EXE 1 IoCs
Processes:
services.exepid Process 2512 services.exe -
Adds Run key to start application 2 TTPs 2 IoCs
Processes:
46685671b783c6b1c15f57d8a6e316f1c35c36d616c6e9534c1bd292eeb43b42N.exeservices.exedescription ioc Process Set value (str) \REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Windows\CurrentVersion\Run\JavaVM = "C:\\Windows\\java.exe" 46685671b783c6b1c15f57d8a6e316f1c35c36d616c6e9534c1bd292eeb43b42N.exe Set value (str) \REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Windows\CurrentVersion\Run\Services = "C:\\Windows\\services.exe" services.exe -
Processes:
resource yara_rule behavioral1/memory/1956-0-0x0000000000500000-0x0000000000510200-memory.dmp upx behavioral1/files/0x000700000001945b-7.dat upx behavioral1/memory/1956-4-0x0000000000400000-0x0000000000408000-memory.dmp upx behavioral1/memory/2512-10-0x0000000000400000-0x0000000000408000-memory.dmp upx behavioral1/memory/1956-16-0x0000000000500000-0x0000000000510200-memory.dmp upx behavioral1/memory/2512-19-0x0000000000400000-0x0000000000408000-memory.dmp upx behavioral1/memory/2512-20-0x0000000000400000-0x0000000000408000-memory.dmp upx behavioral1/memory/2512-25-0x0000000000400000-0x0000000000408000-memory.dmp upx behavioral1/memory/2512-30-0x0000000000400000-0x0000000000408000-memory.dmp upx behavioral1/memory/2512-32-0x0000000000400000-0x0000000000408000-memory.dmp upx behavioral1/memory/2512-37-0x0000000000400000-0x0000000000408000-memory.dmp upx behavioral1/memory/1956-41-0x0000000000500000-0x0000000000510200-memory.dmp upx behavioral1/memory/2512-42-0x0000000000400000-0x0000000000408000-memory.dmp upx behavioral1/memory/2512-44-0x0000000000400000-0x0000000000408000-memory.dmp upx behavioral1/files/0x0005000000004ed7-57.dat upx behavioral1/memory/2512-63-0x0000000000400000-0x0000000000408000-memory.dmp upx behavioral1/memory/1956-62-0x0000000000500000-0x0000000000510200-memory.dmp upx behavioral1/memory/1956-66-0x0000000000500000-0x0000000000510200-memory.dmp upx behavioral1/memory/2512-67-0x0000000000400000-0x0000000000408000-memory.dmp upx behavioral1/memory/1956-68-0x0000000000500000-0x0000000000510200-memory.dmp upx behavioral1/memory/2512-69-0x0000000000400000-0x0000000000408000-memory.dmp upx behavioral1/memory/2512-74-0x0000000000400000-0x0000000000408000-memory.dmp upx -
Drops file in Windows directory 3 IoCs
Processes:
46685671b783c6b1c15f57d8a6e316f1c35c36d616c6e9534c1bd292eeb43b42N.exedescription ioc Process File created C:\Windows\services.exe 46685671b783c6b1c15f57d8a6e316f1c35c36d616c6e9534c1bd292eeb43b42N.exe File opened for modification C:\Windows\java.exe 46685671b783c6b1c15f57d8a6e316f1c35c36d616c6e9534c1bd292eeb43b42N.exe File created C:\Windows\java.exe 46685671b783c6b1c15f57d8a6e316f1c35c36d616c6e9534c1bd292eeb43b42N.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.
Processes:
46685671b783c6b1c15f57d8a6e316f1c35c36d616c6e9534c1bd292eeb43b42N.exeservices.exedescription ioc Process Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language 46685671b783c6b1c15f57d8a6e316f1c35c36d616c6e9534c1bd292eeb43b42N.exe Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language services.exe -
Suspicious use of WriteProcessMemory 4 IoCs
Processes:
46685671b783c6b1c15f57d8a6e316f1c35c36d616c6e9534c1bd292eeb43b42N.exedescription pid Process procid_target PID 1956 wrote to memory of 2512 1956 46685671b783c6b1c15f57d8a6e316f1c35c36d616c6e9534c1bd292eeb43b42N.exe 30 PID 1956 wrote to memory of 2512 1956 46685671b783c6b1c15f57d8a6e316f1c35c36d616c6e9534c1bd292eeb43b42N.exe 30 PID 1956 wrote to memory of 2512 1956 46685671b783c6b1c15f57d8a6e316f1c35c36d616c6e9534c1bd292eeb43b42N.exe 30 PID 1956 wrote to memory of 2512 1956 46685671b783c6b1c15f57d8a6e316f1c35c36d616c6e9534c1bd292eeb43b42N.exe 30
Processes
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C:\Users\Admin\AppData\Local\Temp\46685671b783c6b1c15f57d8a6e316f1c35c36d616c6e9534c1bd292eeb43b42N.exe"C:\Users\Admin\AppData\Local\Temp\46685671b783c6b1c15f57d8a6e316f1c35c36d616c6e9534c1bd292eeb43b42N.exe"1⤵
- Adds Run key to start application
- Drops file in Windows directory
- System Location Discovery: System Language Discovery
- Suspicious use of WriteProcessMemory
PID:1956 -
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:2512
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Network
MITRE ATT&CK Enterprise v15
Replay Monitor
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Downloads
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Filesize
29KB
MD535436ff3aad289451d7bff9952d68194
SHA1b752d90134012a6dd8168b2de6bebb2f8a6b4583
SHA2569a9b3e898538546f4810af016b1ea308854f2e3993d84ef5494ab629f51e95d1
SHA512b213a869a12bbe60507fb40309d4e02e8014fec5ab1fc60d3ca78f6c1156da339c763c6163e2bc275d7f352b73251c81f2661886083705bfb3dfd0ec8f1ec66c
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MD5
d41d8cd98f00b204e9800998ecf8427e
SHA1da39a3ee5e6b4b0d3255bfef95601890afd80709
SHA256e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855
SHA512cf83e1357eefb8bdf1542850d66d8007d620e4050b5715dc83f4a921d36ce9ce47d0d13c5d85f2b0ff8318d2877eec2f63b931bd47417a81a538327af927da3e
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Filesize
352B
MD5ac64f65155c37e2151dcbb772583ca34
SHA18e6f7f23a41eaeb16f1d201f16f8ccec2e4197ab
SHA256a7505854aae5410b29bbd7b80150c3d24d20ab2531285f6870a3c248e6388793
SHA5122b28e81b2165d18085e2110cc15fb300e3a86c1084baee43e1b30534c8a9bac57a44abd9a32e7f54e5fe8c193f4393c99d7b6cced40a79c7f88075361cccd2bc
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Filesize
320B
MD5de919b27688336ab79af902634017368
SHA165aec1d9967bf93b6a240aaae170db5ba7bc7313
SHA25691f2196f278c4597fc7a48901c3cc49af5cee4c9cde6ff0145c7a7f8cbcb9241
SHA5127afd078302fb29dfeeb37346291c1fe58999ad7a0941033c996895ad7d02a15724820b4c908bc92e725da581092ea8cc94117534a21cedd00af2dd9b0c3f8fb9
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Filesize
8KB
MD5b0fe74719b1b647e2056641931907f4a
SHA1e858c206d2d1542a79936cb00d85da853bfc95e2
SHA256bf316f51d0c345d61eaee3940791b64e81f676e3bca42bad61073227bee6653c
SHA5129c82e88264696d0dadef9c0442ad8d1183e48f0fb355a4fc9bf4fa5db4e27745039f98b1fd1febff620a5ded6dd493227f00d7d2e74b19757685aa8655f921c2