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
26-12-2024 20:35
Behavioral task
behavioral1
Sample
d5bb67188583aaf77d3638dd4eb206068b23c5a87f472829f26befb5a498f846N.exe
Resource
win7-20240903-en
Behavioral task
behavioral2
Sample
d5bb67188583aaf77d3638dd4eb206068b23c5a87f472829f26befb5a498f846N.exe
Resource
win10v2004-20241007-en
General
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Target
d5bb67188583aaf77d3638dd4eb206068b23c5a87f472829f26befb5a498f846N.exe
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Size
29KB
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MD5
16bf24e0a14b303047d01a4efea69270
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SHA1
5eb653d9c07b041da2a4717bf8385ec37036424b
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SHA256
d5bb67188583aaf77d3638dd4eb206068b23c5a87f472829f26befb5a498f846
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SHA512
608e2d13b9c0d9ba9f1ac7bf19f696ef8f04852ad175fffcd308dbfebe0da8ac409503486cc3f8a4a6e9c7d86276f84a7c2817b819ac23caafba7d0bd574b2e6
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SSDEEP
768:AEwHupU99d2JE0jNJJ83+8zzqgTdVY9/H:AEwVs+0jNDY1qi/qf
Malware Config
Signatures
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Detects MyDoom family 5 IoCs
resource yara_rule behavioral2/memory/2988-13-0x0000000000500000-0x0000000000510200-memory.dmp family_mydoom behavioral2/memory/2988-44-0x0000000000500000-0x0000000000510200-memory.dmp family_mydoom behavioral2/memory/2988-49-0x0000000000500000-0x0000000000510200-memory.dmp family_mydoom behavioral2/memory/2988-149-0x0000000000500000-0x0000000000510200-memory.dmp family_mydoom behavioral2/memory/2988-173-0x0000000000500000-0x0000000000510200-memory.dmp family_mydoom -
Mydoom family
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Executes dropped EXE 1 IoCs
pid Process 3184 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" d5bb67188583aaf77d3638dd4eb206068b23c5a87f472829f26befb5a498f846N.exe Set value (str) \REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Microsoft\Windows\CurrentVersion\Run\Services = "C:\\Windows\\services.exe" services.exe -
resource yara_rule behavioral2/memory/2988-0-0x0000000000500000-0x0000000000510200-memory.dmp upx behavioral2/files/0x0008000000023cbd-4.dat upx behavioral2/memory/3184-6-0x0000000000400000-0x0000000000408000-memory.dmp upx behavioral2/memory/2988-13-0x0000000000500000-0x0000000000510200-memory.dmp upx behavioral2/memory/3184-15-0x0000000000400000-0x0000000000408000-memory.dmp upx behavioral2/memory/3184-16-0x0000000000400000-0x0000000000408000-memory.dmp upx behavioral2/memory/3184-21-0x0000000000400000-0x0000000000408000-memory.dmp upx behavioral2/memory/3184-26-0x0000000000400000-0x0000000000408000-memory.dmp upx behavioral2/memory/3184-28-0x0000000000400000-0x0000000000408000-memory.dmp upx behavioral2/memory/3184-33-0x0000000000400000-0x0000000000408000-memory.dmp upx behavioral2/memory/3184-38-0x0000000000400000-0x0000000000408000-memory.dmp upx behavioral2/memory/3184-40-0x0000000000400000-0x0000000000408000-memory.dmp upx behavioral2/memory/2988-44-0x0000000000500000-0x0000000000510200-memory.dmp upx behavioral2/memory/3184-45-0x0000000000400000-0x0000000000408000-memory.dmp upx behavioral2/memory/2988-49-0x0000000000500000-0x0000000000510200-memory.dmp upx behavioral2/memory/3184-50-0x0000000000400000-0x0000000000408000-memory.dmp upx behavioral2/files/0x0006000000000034-63.dat upx behavioral2/memory/2988-149-0x0000000000500000-0x0000000000510200-memory.dmp upx behavioral2/memory/3184-150-0x0000000000400000-0x0000000000408000-memory.dmp upx behavioral2/memory/2988-173-0x0000000000500000-0x0000000000510200-memory.dmp upx behavioral2/memory/3184-174-0x0000000000400000-0x0000000000408000-memory.dmp upx -
Drops file in Windows directory 3 IoCs
description ioc Process File created C:\Windows\services.exe d5bb67188583aaf77d3638dd4eb206068b23c5a87f472829f26befb5a498f846N.exe File opened for modification C:\Windows\java.exe d5bb67188583aaf77d3638dd4eb206068b23c5a87f472829f26befb5a498f846N.exe File created C:\Windows\java.exe d5bb67188583aaf77d3638dd4eb206068b23c5a87f472829f26befb5a498f846N.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 d5bb67188583aaf77d3638dd4eb206068b23c5a87f472829f26befb5a498f846N.exe -
Suspicious use of WriteProcessMemory 3 IoCs
description pid Process procid_target PID 2988 wrote to memory of 3184 2988 d5bb67188583aaf77d3638dd4eb206068b23c5a87f472829f26befb5a498f846N.exe 82 PID 2988 wrote to memory of 3184 2988 d5bb67188583aaf77d3638dd4eb206068b23c5a87f472829f26befb5a498f846N.exe 82 PID 2988 wrote to memory of 3184 2988 d5bb67188583aaf77d3638dd4eb206068b23c5a87f472829f26befb5a498f846N.exe 82
Processes
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C:\Users\Admin\AppData\Local\Temp\d5bb67188583aaf77d3638dd4eb206068b23c5a87f472829f26befb5a498f846N.exe"C:\Users\Admin\AppData\Local\Temp\d5bb67188583aaf77d3638dd4eb206068b23c5a87f472829f26befb5a498f846N.exe"1⤵
- Adds Run key to start application
- Drops file in Windows directory
- System Location Discovery: System Language Discovery
- Suspicious use of WriteProcessMemory
PID:2988 -
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:3184
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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
MD593f70003831ab12b6f2c174ac89ef22a
SHA1ec05b60a97c257564210c1968eb2f73f0f63cdc8
SHA256185bee4d6c4c7ffa8e5f0aeac4367f4674c04d9743f5d748ac84fe1d1ede62d3
SHA512179f77dc4527412a0abbf22362553d09472433afbf7a4db09d20d8aabbcf1d4db28a90451b1f92c6cb726bccc8e9e247bf410dde3c8566048f79e57bbb316b35
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Filesize
320B
MD589df8735e67db7a1e1ad76f8c8041130
SHA1baf276d74a13b55fa53e26f816577c5d948c9b53
SHA25693f55212a30e389e12400a95890c4be69af9514e51365da77adfd81826c2eb22
SHA5121337e9288c9608bb51b4a279c2e9762f1aace09981fff1c9235341657a91f4866d15dc783dab969367b9aaf0b99a1d63297cbec206cc56d888fe2af475d0f1a5
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Filesize
8KB
MD5b0fe74719b1b647e2056641931907f4a
SHA1e858c206d2d1542a79936cb00d85da853bfc95e2
SHA256bf316f51d0c345d61eaee3940791b64e81f676e3bca42bad61073227bee6653c
SHA5129c82e88264696d0dadef9c0442ad8d1183e48f0fb355a4fc9bf4fa5db4e27745039f98b1fd1febff620a5ded6dd493227f00d7d2e74b19757685aa8655f921c2