Analysis
- max time kernel
149s - max time network
152s - platform
windows10-2004_x64 - resource
win10v2004-20240508-en - resource tags
arch:x64arch:x86image:win10v2004-20240508-enlocale:en-usos:windows10-2004-x64system - submitted
18/05/2024, 23:14
Behavioral task
behavioral1
Sample
8087200045559a4e13069a1ea7db53419d5b0a110309737abdc34ca1489855a9.exe
Resource
win7-20240419-en
7 signatures
150 seconds
General
- Target 8087200045559a4e13069a1ea7db53419d5b0a110309737abdc34ca1489855a9.exe
- Size 35KB
- Sample240518-28a31sdf26
- SHA256 8087200045559a4e13069a1ea7db53419d5b0a110309737abdc34ca1489855a9
- MD5 21f15da9f616b499da685dd6d2d47be2
- SHA1 ae884fda29544decbfc1fb0454acf348d11200b8
- SHA512 aef0c789b2a59987fcb041c2a49b084e63382065a350ac15f84cb7db28e32c56916619a1905c564174ddf8b48d25dcb720d72c35364ef42181b8e15977bd909a
- SSDEEP 768:16vjVmakOElpmAsUA7DJHrhto2OsgwAPTUrpiEe7HpB:48Z0kA7FHlO2OwOTUtKjpB
- MD5 SHA1 SHA512 SSDEEP
Malware Config
Extracted
Family
-
neconyd
C2
-
http://ow5dirasuek.com/
-
http://mkkuei4kdsz.com/
-
http://lousta.net/
Signatures
- UPX dump on OEP (original entry point) 16 IoCs
resource yara_rule behavioral2/memory/4860-0-0x0000000000400000-0x000000000042D000-memory.dmp UPX behavioral2/files/0x0007000000023278-3.dat UPX behavioral2/memory/3444-4-0x0000000000400000-0x000000000042D000-memory.dmp UPX behavioral2/memory/4860-7-0x0000000000400000-0x000000000042D000-memory.dmp UPX behavioral2/memory/3444-8-0x0000000000400000-0x000000000042D000-memory.dmp UPX behavioral2/memory/3444-11-0x0000000000400000-0x000000000042D000-memory.dmp UPX behavioral2/memory/3444-14-0x0000000000400000-0x000000000042D000-memory.dmp UPX behavioral2/memory/3444-15-0x0000000000400000-0x000000000042D000-memory.dmp UPX behavioral2/files/0x000e0000000233bc-18.dat UPX behavioral2/memory/3444-20-0x0000000000400000-0x000000000042D000-memory.dmp UPX behavioral2/memory/3448-22-0x0000000000400000-0x000000000042D000-memory.dmp UPX behavioral2/files/0x0007000000023278-25.dat UPX behavioral2/memory/3448-27-0x0000000000400000-0x000000000042D000-memory.dmp UPX behavioral2/memory/3056-28-0x0000000000400000-0x000000000042D000-memory.dmp UPX behavioral2/memory/3056-30-0x0000000000400000-0x000000000042D000-memory.dmp UPX behavioral2/memory/3056-33-0x0000000000400000-0x000000000042D000-memory.dmp UPX - Executes dropped EXE 3 IoCs
pid Process 3444 omsecor.exe 3448 omsecor.exe 3056 omsecor.exe -
resource yara_rule behavioral2/memory/4860-0-0x0000000000400000-0x000000000042D000-memory.dmp upx behavioral2/files/0x0007000000023278-3.dat upx behavioral2/memory/3444-4-0x0000000000400000-0x000000000042D000-memory.dmp upx behavioral2/memory/4860-7-0x0000000000400000-0x000000000042D000-memory.dmp upx behavioral2/memory/3444-8-0x0000000000400000-0x000000000042D000-memory.dmp upx behavioral2/memory/3444-11-0x0000000000400000-0x000000000042D000-memory.dmp upx behavioral2/memory/3444-14-0x0000000000400000-0x000000000042D000-memory.dmp upx behavioral2/memory/3444-15-0x0000000000400000-0x000000000042D000-memory.dmp upx behavioral2/files/0x000e0000000233bc-18.dat upx behavioral2/memory/3444-20-0x0000000000400000-0x000000000042D000-memory.dmp upx behavioral2/memory/3448-22-0x0000000000400000-0x000000000042D000-memory.dmp upx behavioral2/files/0x0007000000023278-25.dat upx behavioral2/memory/3448-27-0x0000000000400000-0x000000000042D000-memory.dmp upx behavioral2/memory/3056-28-0x0000000000400000-0x000000000042D000-memory.dmp upx behavioral2/memory/3056-30-0x0000000000400000-0x000000000042D000-memory.dmp upx behavioral2/memory/3056-33-0x0000000000400000-0x000000000042D000-memory.dmp upx - Drops file in System32 directory 1 IoCs
description ioc Process File created C:\Windows\SysWOW64\omsecor.exe omsecor.exe - Suspicious use of WriteProcessMemory 9 IoCs
description pid Process procid_target PID 4860 wrote to memory of 3444 4860 8087200045559a4e13069a1ea7db53419d5b0a110309737abdc34ca1489855a9.exe 82 PID 4860 wrote to memory of 3444 4860 8087200045559a4e13069a1ea7db53419d5b0a110309737abdc34ca1489855a9.exe 82 PID 4860 wrote to memory of 3444 4860 8087200045559a4e13069a1ea7db53419d5b0a110309737abdc34ca1489855a9.exe 82 PID 3444 wrote to memory of 3448 3444 omsecor.exe 98 PID 3444 wrote to memory of 3448 3444 omsecor.exe 98 PID 3444 wrote to memory of 3448 3444 omsecor.exe 98 PID 3448 wrote to memory of 3056 3448 omsecor.exe 99 PID 3448 wrote to memory of 3056 3448 omsecor.exe 99 PID 3448 wrote to memory of 3056 3448 omsecor.exe 99
Processes
-
C:\Users\Admin\AppData\Local\Temp\8087200045559a4e13069a1ea7db53419d5b0a110309737abdc34ca1489855a9.exe"C:\Users\Admin\AppData\Local\Temp\8087200045559a4e13069a1ea7db53419d5b0a110309737abdc34ca1489855a9.exe"1⤵
- Suspicious use of WriteProcessMemory
PID:4860 -
C:\Users\Admin\AppData\Roaming\omsecor.exeC:\Users\Admin\AppData\Roaming\omsecor.exe2⤵
- Executes dropped EXE
- Drops file in System32 directory
- Suspicious use of WriteProcessMemory
PID:3444 -
C:\Windows\SysWOW64\omsecor.exeC:\Windows\System32\omsecor.exe3⤵
- Executes dropped EXE
- Suspicious use of WriteProcessMemory
PID:3448 -
C:\Users\Admin\AppData\Roaming\omsecor.exeC:\Users\Admin\AppData\Roaming\omsecor.exe4⤵
- Executes dropped EXE
PID:3056
-
-
-
Network
MITRE ATT&CK Matrix
Replay Monitor
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Downloads
- Path C:\Users\Admin\AppData\Roaming\omsecor.exe
- Size 35KB
- SHA256 a28f3c96579f82b61a9d37b6851407025bbc7fb2001f036cf60d2151a758d1cb
- MD5 9485c273dc91b31bfc903da8b46be4b8
- SHA1 b50499cff9579abbc30a7e59c3f6c9d3d4d79987
- SHA512 e6b0090e5492d34f03e297ab5b9faa9bebb68585579a8ee86500163a789208df400cacf2d7784860f257bd8c8695187615bb845e063686fab7afa5008831ad3a
- SSDEEP 768:t6vjVmakOElpmAsUA7DJHrhto2OsgwAPTUrpiEe7HpB:g8Z0kA7FHlO2OwOTUtKjpB
- MD5 SHA1 SHA512 SSDEEP
- Path C:\Users\Admin\AppData\Roaming\omsecor.exe
- Size 35KB
- SHA256 0e37afbcd31b8817faeff6b48fd3953ed15304be77eb41c64db7ff33e192176c
- MD5 3cb7b12ffe79c05c17638362673fb9ac
- SHA1 4cf7b7b15cae1322ade9f704f4ea1bb91c25fbff
- SHA512 b4a52b0ff87dd19e1bea2a8efb13690d58ca03a00fc6a65bc7a81b76eba4ce3f335501725d00a0bf618c0c51a967b949492da1eb6ee0c9a2dced0b1d7608b13b
- SSDEEP 768:96vjVmakOElpmAsUA7DJHrhto2OsgwAPTUrpiEe7HpB:w8Z0kA7FHlO2OwOTUtKjpB
- MD5 SHA1 SHA512 SSDEEP
- Path C:\Windows\SysWOW64\omsecor.exe
- Size 35KB
- SHA256 1280d1600394b478e32985de34ab1c149f0c64badb0fb88fcc693cc3bd017b47
- MD5 688ed26d0a374ab4678ffeeb550bba9b
- SHA1 37b812e7a73e4bc455afbe7224fe20d3e6344c40
- SHA512 3bbd8bb32ff6142d4c2649d73f0eaebd07c7d30aa27d272a19e00ee18a572356784a2dbf981f819aa363f20f920fa42a2511cb86bd8de5659885c37fa590ba56
- SSDEEP 768:96vjVmakOElpmAsUA7DJHrhto2OsgwAPTUrpiEe7HpB:w8Z0kA7FHlO2OwOTUtKjpB
- MD5 SHA1 SHA512 SSDEEP