Analysis
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max time kernel
120s -
max time network
119s -
platform
windows7_x64 -
resource
win7-20240903-en -
resource tags
arch:x64arch:x86image:win7-20240903-enlocale:en-usos:windows7-x64system -
submitted
12-01-2025 12:14
Behavioral task
behavioral1
Sample
7ae7ce727f212873490e1f0d85f81ef62a5983cc0efca845bc503f64d4c3a60a.exe
Resource
win7-20240903-en
Behavioral task
behavioral2
Sample
7ae7ce727f212873490e1f0d85f81ef62a5983cc0efca845bc503f64d4c3a60a.exe
Resource
win10v2004-20241007-en
General
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Target
7ae7ce727f212873490e1f0d85f81ef62a5983cc0efca845bc503f64d4c3a60a.exe
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Size
29KB
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MD5
3a4ca3b955e198ff1ef7de0668026a8b
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SHA1
1cb3315f280d0c4caf66d8003e276c0e5b959dec
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SHA256
7ae7ce727f212873490e1f0d85f81ef62a5983cc0efca845bc503f64d4c3a60a
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SHA512
6701b89a0faae3e19eeef8af8f549533dce3cb1f88be95bca1a05f970e2fc69e5f7903e6724da6aaa5e21aee14cdbc39db7fa8f5796e5c9ed89aa93250e2cadd
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SSDEEP
768:AEwHupU99d2JE0jNJJ83+8zzqgTdVY9/3:AEwVs+0jNDY1qi/q/
Malware Config
Signatures
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Detects MyDoom family 5 IoCs
resource yara_rule behavioral1/memory/2900-17-0x0000000000500000-0x0000000000510200-memory.dmp family_mydoom behavioral1/memory/2900-50-0x0000000000500000-0x0000000000510200-memory.dmp family_mydoom behavioral1/memory/2900-71-0x0000000000500000-0x0000000000510200-memory.dmp family_mydoom behavioral1/memory/2900-73-0x0000000000500000-0x0000000000510200-memory.dmp family_mydoom behavioral1/memory/2900-78-0x0000000000500000-0x0000000000510200-memory.dmp family_mydoom -
Mydoom family
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Executes dropped EXE 1 IoCs
pid Process 3008 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" 7ae7ce727f212873490e1f0d85f81ef62a5983cc0efca845bc503f64d4c3a60a.exe Set value (str) \REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Windows\CurrentVersion\Run\Services = "C:\\Windows\\services.exe" services.exe -
resource yara_rule behavioral1/memory/2900-0-0x0000000000500000-0x0000000000510200-memory.dmp upx behavioral1/memory/3008-11-0x0000000000400000-0x0000000000408000-memory.dmp upx behavioral1/files/0x0008000000016d4f-8.dat upx behavioral1/memory/2900-17-0x0000000000500000-0x0000000000510200-memory.dmp upx behavioral1/memory/3008-20-0x0000000000400000-0x0000000000408000-memory.dmp upx behavioral1/memory/2900-19-0x0000000000220000-0x0000000000228000-memory.dmp upx behavioral1/memory/3008-22-0x0000000000400000-0x0000000000408000-memory.dmp upx behavioral1/memory/3008-27-0x0000000000400000-0x0000000000408000-memory.dmp upx behavioral1/memory/3008-32-0x0000000000400000-0x0000000000408000-memory.dmp upx behavioral1/memory/3008-34-0x0000000000400000-0x0000000000408000-memory.dmp upx behavioral1/memory/3008-39-0x0000000000400000-0x0000000000408000-memory.dmp upx behavioral1/memory/3008-44-0x0000000000400000-0x0000000000408000-memory.dmp upx behavioral1/memory/3008-46-0x0000000000400000-0x0000000000408000-memory.dmp upx behavioral1/memory/3008-51-0x0000000000400000-0x0000000000408000-memory.dmp upx behavioral1/memory/2900-50-0x0000000000500000-0x0000000000510200-memory.dmp upx behavioral1/files/0x0005000000004ed7-61.dat upx behavioral1/memory/3008-72-0x0000000000400000-0x0000000000408000-memory.dmp upx behavioral1/memory/2900-71-0x0000000000500000-0x0000000000510200-memory.dmp upx behavioral1/memory/3008-74-0x0000000000400000-0x0000000000408000-memory.dmp upx behavioral1/memory/2900-73-0x0000000000500000-0x0000000000510200-memory.dmp upx behavioral1/memory/3008-79-0x0000000000400000-0x0000000000408000-memory.dmp upx behavioral1/memory/2900-78-0x0000000000500000-0x0000000000510200-memory.dmp upx -
Drops file in Windows directory 3 IoCs
description ioc Process File created C:\Windows\services.exe 7ae7ce727f212873490e1f0d85f81ef62a5983cc0efca845bc503f64d4c3a60a.exe File opened for modification C:\Windows\java.exe 7ae7ce727f212873490e1f0d85f81ef62a5983cc0efca845bc503f64d4c3a60a.exe File created C:\Windows\java.exe 7ae7ce727f212873490e1f0d85f81ef62a5983cc0efca845bc503f64d4c3a60a.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 7ae7ce727f212873490e1f0d85f81ef62a5983cc0efca845bc503f64d4c3a60a.exe -
Suspicious use of WriteProcessMemory 4 IoCs
description pid Process procid_target PID 2900 wrote to memory of 3008 2900 7ae7ce727f212873490e1f0d85f81ef62a5983cc0efca845bc503f64d4c3a60a.exe 30 PID 2900 wrote to memory of 3008 2900 7ae7ce727f212873490e1f0d85f81ef62a5983cc0efca845bc503f64d4c3a60a.exe 30 PID 2900 wrote to memory of 3008 2900 7ae7ce727f212873490e1f0d85f81ef62a5983cc0efca845bc503f64d4c3a60a.exe 30 PID 2900 wrote to memory of 3008 2900 7ae7ce727f212873490e1f0d85f81ef62a5983cc0efca845bc503f64d4c3a60a.exe 30
Processes
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C:\Users\Admin\AppData\Local\Temp\7ae7ce727f212873490e1f0d85f81ef62a5983cc0efca845bc503f64d4c3a60a.exe"C:\Users\Admin\AppData\Local\Temp\7ae7ce727f212873490e1f0d85f81ef62a5983cc0efca845bc503f64d4c3a60a.exe"1⤵
- Adds Run key to start application
- Drops file in Windows directory
- System Location Discovery: System Language Discovery
- Suspicious use of WriteProcessMemory
PID:2900 -
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:3008
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Network
MITRE ATT&CK Enterprise v15
Replay Monitor
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Downloads
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Filesize
29KB
MD58c4bfb03f328888a814e05023c5ba73f
SHA1bd8b851c01035368e734dc42a81b671e2e557ea6
SHA256188c9ffbf9d0edc35dcbbe84a82c94a40935175b3f5e2de1a8f7bc83fc506e86
SHA512540ae6f0acbbcaf6f09033044217bbc6f1761a35be64e924bc3c842f2daf5f1deb3a7e522fa29e31b1fb6f20aa89d57faa57427d90fb86dca72ee6b9c00c0db8
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Filesize
320B
MD58c7a8382f9032a8db1810cb2a1a28c4d
SHA1b1cadd1ac577c937bc394885da48c1bc32077526
SHA256854dd3136d8b1fcc169c68ff1e27885d150317ec8195078fd00e2703457df227
SHA512ba160d574f3df571dbe07d147e77af07afa4bf45b5e7b87503503c6236b0e5cdbd824d65e827e2585ba4d0aac93f4a84d26bf8b29cb6fb4465073ea40e456c3d
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Filesize
8KB
MD5b0fe74719b1b647e2056641931907f4a
SHA1e858c206d2d1542a79936cb00d85da853bfc95e2
SHA256bf316f51d0c345d61eaee3940791b64e81f676e3bca42bad61073227bee6653c
SHA5129c82e88264696d0dadef9c0442ad8d1183e48f0fb355a4fc9bf4fa5db4e27745039f98b1fd1febff620a5ded6dd493227f00d7d2e74b19757685aa8655f921c2