Analysis
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max time kernel
120s -
max time network
119s -
platform
windows10-2004_x64 -
resource
win10v2004-20241007-en -
resource tags
arch:x64arch:x86image:win10v2004-20241007-enlocale:en-usos:windows10-2004-x64system -
submitted
24-11-2024 12:23
Behavioral task
behavioral1
Sample
94bc068a7b1c7fa25bddea1d0dd59684ddf1aa5ac19c26c28540471f6905c734N.exe
Resource
win7-20240903-en
Behavioral task
behavioral2
Sample
94bc068a7b1c7fa25bddea1d0dd59684ddf1aa5ac19c26c28540471f6905c734N.exe
Resource
win10v2004-20241007-en
General
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Target
94bc068a7b1c7fa25bddea1d0dd59684ddf1aa5ac19c26c28540471f6905c734N.exe
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Size
29KB
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MD5
2201799d53096b555882cbcd046ca090
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SHA1
8007b14e687b117870a6a5d4f0f0539763451daf
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SHA256
94bc068a7b1c7fa25bddea1d0dd59684ddf1aa5ac19c26c28540471f6905c734
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SHA512
085781164f4d72ecbe015b04261c7729e39c2baa597a412bbcd82195cd413834aa0a932f8b8707dc19756ebc2af8b8ab1f6df1140ae48704fe6a6fb5f256adf6
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SSDEEP
768:AEwHupU99d2JE0jNJJ83+8zzqgTdVY9/5:AEwVs+0jNDY1qi/qB
Malware Config
Signatures
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Detects MyDoom family 4 IoCs
resource yara_rule behavioral2/memory/3300-13-0x0000000000500000-0x0000000000510200-memory.dmp family_mydoom behavioral2/memory/3300-44-0x0000000000500000-0x0000000000510200-memory.dmp family_mydoom behavioral2/memory/3300-122-0x0000000000500000-0x0000000000510200-memory.dmp family_mydoom behavioral2/memory/3300-148-0x0000000000500000-0x0000000000510200-memory.dmp family_mydoom -
Mydoom family
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Executes dropped EXE 1 IoCs
pid Process 2040 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" 94bc068a7b1c7fa25bddea1d0dd59684ddf1aa5ac19c26c28540471f6905c734N.exe Set value (str) \REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Microsoft\Windows\CurrentVersion\Run\Services = "C:\\Windows\\services.exe" services.exe -
resource yara_rule behavioral2/memory/3300-0-0x0000000000500000-0x0000000000510200-memory.dmp upx behavioral2/memory/2040-5-0x0000000000400000-0x0000000000408000-memory.dmp upx behavioral2/files/0x0008000000023c9c-7.dat upx behavioral2/memory/3300-13-0x0000000000500000-0x0000000000510200-memory.dmp upx behavioral2/memory/2040-16-0x0000000000400000-0x0000000000408000-memory.dmp upx behavioral2/memory/2040-15-0x0000000000400000-0x0000000000408000-memory.dmp upx behavioral2/memory/2040-21-0x0000000000400000-0x0000000000408000-memory.dmp upx behavioral2/memory/2040-26-0x0000000000400000-0x0000000000408000-memory.dmp upx behavioral2/memory/2040-28-0x0000000000400000-0x0000000000408000-memory.dmp upx behavioral2/memory/2040-33-0x0000000000400000-0x0000000000408000-memory.dmp upx behavioral2/memory/2040-38-0x0000000000400000-0x0000000000408000-memory.dmp upx behavioral2/memory/2040-40-0x0000000000400000-0x0000000000408000-memory.dmp upx behavioral2/memory/3300-44-0x0000000000500000-0x0000000000510200-memory.dmp upx behavioral2/memory/2040-45-0x0000000000400000-0x0000000000408000-memory.dmp upx behavioral2/files/0x00030000000220f4-55.dat upx behavioral2/memory/3300-122-0x0000000000500000-0x0000000000510200-memory.dmp upx behavioral2/memory/2040-123-0x0000000000400000-0x0000000000408000-memory.dmp upx behavioral2/memory/3300-148-0x0000000000500000-0x0000000000510200-memory.dmp upx behavioral2/memory/2040-149-0x0000000000400000-0x0000000000408000-memory.dmp upx behavioral2/memory/2040-153-0x0000000000400000-0x0000000000408000-memory.dmp upx -
Drops file in Windows directory 3 IoCs
description ioc Process File created C:\Windows\services.exe 94bc068a7b1c7fa25bddea1d0dd59684ddf1aa5ac19c26c28540471f6905c734N.exe File opened for modification C:\Windows\java.exe 94bc068a7b1c7fa25bddea1d0dd59684ddf1aa5ac19c26c28540471f6905c734N.exe File created C:\Windows\java.exe 94bc068a7b1c7fa25bddea1d0dd59684ddf1aa5ac19c26c28540471f6905c734N.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 94bc068a7b1c7fa25bddea1d0dd59684ddf1aa5ac19c26c28540471f6905c734N.exe Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language services.exe -
Suspicious use of WriteProcessMemory 3 IoCs
description pid Process procid_target PID 3300 wrote to memory of 2040 3300 94bc068a7b1c7fa25bddea1d0dd59684ddf1aa5ac19c26c28540471f6905c734N.exe 82 PID 3300 wrote to memory of 2040 3300 94bc068a7b1c7fa25bddea1d0dd59684ddf1aa5ac19c26c28540471f6905c734N.exe 82 PID 3300 wrote to memory of 2040 3300 94bc068a7b1c7fa25bddea1d0dd59684ddf1aa5ac19c26c28540471f6905c734N.exe 82
Processes
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C:\Users\Admin\AppData\Local\Temp\94bc068a7b1c7fa25bddea1d0dd59684ddf1aa5ac19c26c28540471f6905c734N.exe"C:\Users\Admin\AppData\Local\Temp\94bc068a7b1c7fa25bddea1d0dd59684ddf1aa5ac19c26c28540471f6905c734N.exe"1⤵
- Adds Run key to start application
- Drops file in Windows directory
- System Location Discovery: System Language Discovery
- Suspicious use of WriteProcessMemory
PID:3300 -
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:2040
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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
MD5aee6b43ee22fde889eba96af20d11f80
SHA14e946ca028b73a8df09b10ae68dc0897615a6d6b
SHA2569d76ecf18047d57edca6273a012abc9cffe5256dfbd6778f4bacbb17b0450af6
SHA51281ef1614f2f04a212156bebdcca09b39c42cb07c74a4c3110b653acfb9691dda3ea47192f13d1efe1bcd1a271e55d926f0d9fe9f077bebe575ed2faf91c8fbc0
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Filesize
384B
MD5a94ecbe29d3f770678fb496e9cf917f3
SHA12fe2f4a88475f403277c07ee5af359f526eebe85
SHA256ffe967cf0dcb479813bf5c332a5cde52897b30a045c62cce3f1cc07759676305
SHA51226b3adc5bbf3a3bdce61bf9d3936151189a55108e3a4f80c129c39333c0f2c97d769683014f52c6d5a721320c5c6f30efa5a1ad5cd861542de7a43ed0892369e
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Filesize
384B
MD5a608ded4290fccd4189ccab6eb58308f
SHA13d3dba81aaea0427fc2013e61b103b5913645371
SHA256e8921117eddc03a364db33438d6b4a800c644383e7b8dbce1a739db221f74fa2
SHA512c1c3f3c1ea8891dafcb6cae693908e6225b6ef12656f3ad8fd5a60d5a76dc2f7dfeb782166e89bc8a5cbbb1c9b42317aafdffb38bc2ac8062c3e82fad1b61ab7
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Filesize
8KB
MD5b0fe74719b1b647e2056641931907f4a
SHA1e858c206d2d1542a79936cb00d85da853bfc95e2
SHA256bf316f51d0c345d61eaee3940791b64e81f676e3bca42bad61073227bee6653c
SHA5129c82e88264696d0dadef9c0442ad8d1183e48f0fb355a4fc9bf4fa5db4e27745039f98b1fd1febff620a5ded6dd493227f00d7d2e74b19757685aa8655f921c2