Analysis
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max time kernel
95s -
max time network
148s -
platform
windows10-2004_x64 -
resource
win10v2004-20241007-en -
resource tags
arch:x64arch:x86image:win10v2004-20241007-enlocale:en-usos:windows10-2004-x64system -
submitted
27-12-2024 21:00
Static task
static1
Behavioral task
behavioral1
Sample
370c05d4a964c065dfaead8edcf8f92cd1b47763468b30c72f7cc0828fd98bd9.exe
Resource
win7-20241010-en
General
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Target
370c05d4a964c065dfaead8edcf8f92cd1b47763468b30c72f7cc0828fd98bd9.exe
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Size
317KB
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MD5
86b9a18ddc6f28dcbb3b785a63c2a15f
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SHA1
3ba6b07f47e506284e61f32e4e16053750c347fa
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SHA256
370c05d4a964c065dfaead8edcf8f92cd1b47763468b30c72f7cc0828fd98bd9
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SHA512
e5448e3e7058f43d961c3635a92e18ed2663e6755613cef6b2139b9236f1e254c6ac0e0e1d846c4dc0b8093eb0e7616882a6f79441735f50e86ee920fb87c165
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SSDEEP
3072:hnnAQVG/LytaKItS/fiLKS+f5Aq7i3xJlbOzZtBkwomF+sZ/8n1wwoboBgtdDq1U:pOTeHI8HiL7+f5u9bO72woc+cMDBgDDL
Malware Config
Signatures
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Ramnit family
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Executes dropped EXE 1 IoCs
pid Process 4040 370c05d4a964c065dfaead8edcf8f92cd1b47763468b30c72f7cc0828fd98bd9mgr.exe -
Loads dropped DLL 2 IoCs
pid Process 2384 370c05d4a964c065dfaead8edcf8f92cd1b47763468b30c72f7cc0828fd98bd9.exe 4040 370c05d4a964c065dfaead8edcf8f92cd1b47763468b30c72f7cc0828fd98bd9mgr.exe -
resource yara_rule behavioral2/memory/2384-7-0x0000000000400000-0x000000000045A000-memory.dmp upx behavioral2/memory/4040-9-0x0000000000400000-0x0000000000432000-memory.dmp upx -
Program crash 2 IoCs
pid pid_target Process procid_target 1092 2384 WerFault.exe 81 3992 4040 WerFault.exe 82 -
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 370c05d4a964c065dfaead8edcf8f92cd1b47763468b30c72f7cc0828fd98bd9.exe Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language 370c05d4a964c065dfaead8edcf8f92cd1b47763468b30c72f7cc0828fd98bd9mgr.exe -
Suspicious use of WriteProcessMemory 3 IoCs
description pid Process procid_target PID 2384 wrote to memory of 4040 2384 370c05d4a964c065dfaead8edcf8f92cd1b47763468b30c72f7cc0828fd98bd9.exe 82 PID 2384 wrote to memory of 4040 2384 370c05d4a964c065dfaead8edcf8f92cd1b47763468b30c72f7cc0828fd98bd9.exe 82 PID 2384 wrote to memory of 4040 2384 370c05d4a964c065dfaead8edcf8f92cd1b47763468b30c72f7cc0828fd98bd9.exe 82
Processes
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C:\Users\Admin\AppData\Local\Temp\370c05d4a964c065dfaead8edcf8f92cd1b47763468b30c72f7cc0828fd98bd9.exe"C:\Users\Admin\AppData\Local\Temp\370c05d4a964c065dfaead8edcf8f92cd1b47763468b30c72f7cc0828fd98bd9.exe"1⤵
- Loads dropped DLL
- System Location Discovery: System Language Discovery
- Suspicious use of WriteProcessMemory
PID:2384 -
C:\Users\Admin\AppData\Local\Temp\370c05d4a964c065dfaead8edcf8f92cd1b47763468b30c72f7cc0828fd98bd9mgr.exeC:\Users\Admin\AppData\Local\Temp\370c05d4a964c065dfaead8edcf8f92cd1b47763468b30c72f7cc0828fd98bd9mgr.exe2⤵
- Executes dropped EXE
- Loads dropped DLL
- System Location Discovery: System Language Discovery
PID:4040 -
C:\Windows\SysWOW64\WerFault.exeC:\Windows\SysWOW64\WerFault.exe -u -p 4040 -s 5403⤵
- Program crash
PID:3992
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C:\Windows\SysWOW64\WerFault.exeC:\Windows\SysWOW64\WerFault.exe -u -p 2384 -s 5322⤵
- Program crash
PID:1092
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C:\Windows\SysWOW64\WerFault.exeC:\Windows\SysWOW64\WerFault.exe -pss -s 472 -p 4040 -ip 40401⤵PID:1376
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C:\Windows\SysWOW64\WerFault.exeC:\Windows\SysWOW64\WerFault.exe -pss -s 428 -p 2384 -ip 23841⤵PID:392
Network
MITRE ATT&CK Enterprise v15
Replay Monitor
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Downloads
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C:\Users\Admin\AppData\Local\Temp\370c05d4a964c065dfaead8edcf8f92cd1b47763468b30c72f7cc0828fd98bd9mgr.exe
Filesize157KB
MD58d1c06f5bb33463baeeec351714e3afa
SHA1a0a2e8508d277499d22b4026dd111f05713e1994
SHA2566a284a8d778f40ce3636fd6c9d55a7e4252ecfdd975267b335c8ea282c639f56
SHA512d86f2b934f4975de111d7cc76f2d05d622de70421ce57f921ac21bc78c4f04c26f0ac9972d1ee94beabaa38939c362c7610d42fe0fd9b3445f643bfb3f34881f
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Filesize
1.6MB
MD54f3387277ccbd6d1f21ac5c07fe4ca68
SHA1e16506f662dc92023bf82def1d621497c8ab5890
SHA256767a3fc4a7a6818cdc3f0b99aaa95db694f6bcde719d2057a88b3d4df3d74fac
SHA5129da199ac69e3c0d4e0c6307e0ab8178f12cc25cb2f14c3511f6b64e6e60a925c860f3263cb38353a97b55a71ef4d27f8cb7fa3cfc08e7c1a349fd8d209dfa219