Analysis Overview
SHA256
4d5861e2a793513f0b7a60c7bc1b8f8dbb6017f10fde09f1e02aef0a5cf9e7e1
Threat Level: Known bad
The file 4d5861e2a793513f0b7a60c7bc1b8f8dbb6017f10fde09f1e02aef0a5cf9e7e1 was found to be: Known bad.
Malicious Activity Summary
RedLine
Executes dropped EXE
Adds Run key to start application
Unsigned PE
Suspicious use of WriteProcessMemory
MITRE ATT&CK
Enterprise Matrix V15
Analysis: static1
Detonation Overview
Reported
2023-09-10 13:53
Signatures
Unsigned PE
| Description | Indicator | Process | Target |
| N/A | N/A | N/A | N/A |
Analysis: behavioral1
Detonation Overview
Submitted
2023-09-10 13:53
Reported
2023-09-10 13:56
Platform
win10v2004-20230831-en
Max time kernel
134s
Max time network
153s
Command Line
Signatures
RedLine
Executes dropped EXE
| Description | Indicator | Process | Target |
| N/A | N/A | C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\y9394594.exe | N/A |
| N/A | N/A | C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\y9425796.exe | N/A |
| N/A | N/A | C:\Users\Admin\AppData\Local\Temp\IXP002.TMP\m7507814.exe | N/A |
| N/A | N/A | C:\Users\Admin\AppData\Local\Temp\IXP002.TMP\n8936037.exe | N/A |
Adds Run key to start application
| Description | Indicator | Process | Target |
| Set value (str) | \REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Microsoft\Windows\CurrentVersion\RunOnce\wextract_cleanup0 = "rundll32.exe C:\\Windows\\system32\\advpack.dll,DelNodeRunDLL32 \"C:\\Users\\Admin\\AppData\\Local\\Temp\\IXP000.TMP\\\"" | C:\Users\Admin\AppData\Local\Temp\4d5861e2a793513f0b7a60c7bc1b8f8dbb6017f10fde09f1e02aef0a5cf9e7e1.exe | N/A |
| Set value (str) | \REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Microsoft\Windows\CurrentVersion\RunOnce\wextract_cleanup1 = "rundll32.exe C:\\Windows\\system32\\advpack.dll,DelNodeRunDLL32 \"C:\\Users\\Admin\\AppData\\Local\\Temp\\IXP001.TMP\\\"" | C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\y9394594.exe | N/A |
| Set value (str) | \REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Microsoft\Windows\CurrentVersion\RunOnce\wextract_cleanup2 = "rundll32.exe C:\\Windows\\system32\\advpack.dll,DelNodeRunDLL32 \"C:\\Users\\Admin\\AppData\\Local\\Temp\\IXP002.TMP\\\"" | C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\y9425796.exe | N/A |
Suspicious use of WriteProcessMemory
Processes
C:\Users\Admin\AppData\Local\Temp\4d5861e2a793513f0b7a60c7bc1b8f8dbb6017f10fde09f1e02aef0a5cf9e7e1.exe
"C:\Users\Admin\AppData\Local\Temp\4d5861e2a793513f0b7a60c7bc1b8f8dbb6017f10fde09f1e02aef0a5cf9e7e1.exe"
C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\y9394594.exe
C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\y9394594.exe
C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\y9425796.exe
C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\y9425796.exe
C:\Users\Admin\AppData\Local\Temp\IXP002.TMP\m7507814.exe
C:\Users\Admin\AppData\Local\Temp\IXP002.TMP\m7507814.exe
C:\Users\Admin\AppData\Local\Temp\IXP002.TMP\n8936037.exe
C:\Users\Admin\AppData\Local\Temp\IXP002.TMP\n8936037.exe
Network
| Country | Destination | Domain | Proto |
| US | 8.8.8.8:53 | 8.8.8.8.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 0.159.190.20.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 95.221.229.192.in-addr.arpa | udp |
| RU | 5.42.92.211:80 | 5.42.92.211 | tcp |
| US | 8.8.8.8:53 | 146.78.124.51.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 9.228.82.20.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 211.92.42.5.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 205.47.74.20.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 41.110.16.96.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 59.128.231.4.in-addr.arpa | udp |
| FI | 77.91.124.82:19071 | tcp | |
| US | 8.8.8.8:53 | 158.240.127.40.in-addr.arpa | udp |
| FI | 77.91.124.82:19071 | tcp | |
| US | 8.8.8.8:53 | 86.23.85.13.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 171.39.242.20.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 1.208.79.178.in-addr.arpa | udp |
| FI | 77.91.124.82:19071 | tcp | |
| FI | 77.91.124.82:19071 | tcp | |
| FI | 77.91.124.82:19071 | tcp | |
| US | 8.8.8.8:53 | 210.143.182.52.in-addr.arpa | udp |
| FI | 77.91.124.82:19071 | tcp |
Files
C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\y9394594.exe
| MD5 | 72591973c7205c6ee4afd047c4993ffb |
| SHA1 | e3ab36ce4b830b0e26c5b31d1e661969e60f1c1b |
| SHA256 | 68a2f3866a85f8bb4bd7bf6cdc4ed04caeb924926317d32f43777953bc05690e |
| SHA512 | 2e9705c0e6ebc308a546bc2fa583fb97546bda6a870f2f5d11247903287635871ebbab0b48bd61c2859828b5e3af3ca16fcdba074c087ddeffecd384ad03a6da |
C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\y9394594.exe
| MD5 | 72591973c7205c6ee4afd047c4993ffb |
| SHA1 | e3ab36ce4b830b0e26c5b31d1e661969e60f1c1b |
| SHA256 | 68a2f3866a85f8bb4bd7bf6cdc4ed04caeb924926317d32f43777953bc05690e |
| SHA512 | 2e9705c0e6ebc308a546bc2fa583fb97546bda6a870f2f5d11247903287635871ebbab0b48bd61c2859828b5e3af3ca16fcdba074c087ddeffecd384ad03a6da |
C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\y9425796.exe
| MD5 | edc57e730829f3c9c48714e6c2b0a348 |
| SHA1 | d7bbf19b62f0ffca00a0f9bc631b353e47152a4e |
| SHA256 | 4854f2d0376d22829f588fc82191680c92ba882198d04700d2b509e7c92c1ec8 |
| SHA512 | cefc7d2090c1050b6c24a8a66db2d305c4bb35405c779d4f64bfb4278bf558df05b11ed82d916f184a74e8c5c254562f487e53e41359a32fa716a9b6ebd21e77 |
C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\y9425796.exe
| MD5 | edc57e730829f3c9c48714e6c2b0a348 |
| SHA1 | d7bbf19b62f0ffca00a0f9bc631b353e47152a4e |
| SHA256 | 4854f2d0376d22829f588fc82191680c92ba882198d04700d2b509e7c92c1ec8 |
| SHA512 | cefc7d2090c1050b6c24a8a66db2d305c4bb35405c779d4f64bfb4278bf558df05b11ed82d916f184a74e8c5c254562f487e53e41359a32fa716a9b6ebd21e77 |
C:\Users\Admin\AppData\Local\Temp\IXP002.TMP\m7507814.exe
| MD5 | e3bb64e50f833af91b232fa41d8c0a95 |
| SHA1 | b0005950117728c32065a3da2f39aa03bd394427 |
| SHA256 | badb4b95150f0af8af6e53163757ef51682003a809f97f8a08309aa870d9cd70 |
| SHA512 | 9b7925bcc7af0c21af7c6739e63111a2b452a8fc2165fce57269ec825eb0f0c4dd88097b7dcedbcc4a2e1e6ad6a4c555015972c6a605848656e79471ff758193 |
C:\Users\Admin\AppData\Local\Temp\IXP002.TMP\m7507814.exe
| MD5 | e3bb64e50f833af91b232fa41d8c0a95 |
| SHA1 | b0005950117728c32065a3da2f39aa03bd394427 |
| SHA256 | badb4b95150f0af8af6e53163757ef51682003a809f97f8a08309aa870d9cd70 |
| SHA512 | 9b7925bcc7af0c21af7c6739e63111a2b452a8fc2165fce57269ec825eb0f0c4dd88097b7dcedbcc4a2e1e6ad6a4c555015972c6a605848656e79471ff758193 |
C:\Users\Admin\AppData\Local\Temp\IXP002.TMP\n8936037.exe
| MD5 | d8e93cc1b14af2a60452c4a654054483 |
| SHA1 | 2efd5205a13f01a81cbebddedc294c6fced4e65e |
| SHA256 | 6af0acdaa30be879b26ce5371a40aca66a720e278cfa9a593ce6cfe997009b93 |
| SHA512 | af6d6485036fb825bc924acdcda2a9d5c57b336238df8afffa734d306ab21ab2cd8ab23a3cb368363b173538df99fb13ad4578cb97d4d2928e30a05c45e92816 |
C:\Users\Admin\AppData\Local\Temp\IXP002.TMP\n8936037.exe
| MD5 | d8e93cc1b14af2a60452c4a654054483 |
| SHA1 | 2efd5205a13f01a81cbebddedc294c6fced4e65e |
| SHA256 | 6af0acdaa30be879b26ce5371a40aca66a720e278cfa9a593ce6cfe997009b93 |
| SHA512 | af6d6485036fb825bc924acdcda2a9d5c57b336238df8afffa734d306ab21ab2cd8ab23a3cb368363b173538df99fb13ad4578cb97d4d2928e30a05c45e92816 |
memory/1100-24-0x0000000000150000-0x0000000000180000-memory.dmp
memory/1100-25-0x0000000074BB0000-0x0000000075360000-memory.dmp
memory/1100-26-0x0000000005250000-0x0000000005868000-memory.dmp
memory/1100-27-0x0000000004D40000-0x0000000004E4A000-memory.dmp
memory/1100-28-0x0000000004A20000-0x0000000004A30000-memory.dmp
memory/1100-29-0x0000000004C30000-0x0000000004C42000-memory.dmp
memory/1100-30-0x0000000004C90000-0x0000000004CCC000-memory.dmp
memory/1100-31-0x0000000074BB0000-0x0000000075360000-memory.dmp
memory/1100-32-0x0000000004A20000-0x0000000004A30000-memory.dmp