Analysis Overview
SHA256
51b8e08571ddd7d98f4da91561999fce1b454ea42b3b83655f207df77f02ae1d
Threat Level: Known bad
The file 51b8e08571ddd7d98f4da91561999fce1b454ea42b3b83655f207df77f02ae1d was found to be: Known bad.
Malicious Activity Summary
Aurora
Reads user/profile data of web browsers
Checks computer location settings
Executes dropped EXE
Accesses cryptocurrency files/wallets, possible credential harvesting
Adds Run key to start application
Suspicious use of SetThreadContext
Enumerates physical storage devices
Suspicious behavior: EnumeratesProcesses
Suspicious use of AdjustPrivilegeToken
Suspicious use of WriteProcessMemory
MITRE ATT&CK
Enterprise Matrix V6
Analysis: static1
Detonation Overview
Reported
2023-02-28 16:30
Signatures
Analysis: behavioral1
Detonation Overview
Submitted
2023-02-28 16:30
Reported
2023-02-28 16:33
Platform
win10v2004-20230220-en
Max time kernel
123s
Max time network
140s
Command Line
Signatures
Aurora
Checks computer location settings
| Description | Indicator | Process | Target |
| Key value queried | \REGISTRY\USER\S-1-5-21-1529757233-3489015626-3409890339-1000\Control Panel\International\Geo\Nation | C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\meetrounov.exe | N/A |
Executes dropped EXE
| Description | Indicator | Process | Target |
| N/A | N/A | C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\meetrounov.exe | N/A |
| N/A | N/A | C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\meetrounov.exe | N/A |
Reads user/profile data of web browsers
Accesses cryptocurrency files/wallets, possible credential harvesting
Adds Run key to start application
| Description | Indicator | Process | Target |
| Key created | \REGISTRY\MACHINE\Software\Microsoft\Windows\CurrentVersion\RunOnce | C:\Users\Admin\AppData\Local\Temp\51b8e08571ddd7d98f4da91561999fce1b454ea42b3b83655f207df77f02ae1d.exe | N/A |
| Set value (str) | \REGISTRY\MACHINE\SOFTWARE\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\51b8e08571ddd7d98f4da91561999fce1b454ea42b3b83655f207df77f02ae1d.exe | N/A |
Suspicious use of SetThreadContext
| Description | Indicator | Process | Target |
| PID 4748 set thread context of 4820 | N/A | C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\meetrounov.exe | C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\meetrounov.exe |
Enumerates physical storage devices
Suspicious behavior: EnumeratesProcesses
| Description | Indicator | Process | Target |
| N/A | N/A | C:\Windows\SysWOW64\WindowsPowerShell\v1.0\powershell.exe | N/A |
| N/A | N/A | C:\Windows\SysWOW64\WindowsPowerShell\v1.0\powershell.exe | N/A |
Suspicious use of AdjustPrivilegeToken
| Description | Indicator | Process | Target |
| Token: SeDebugPrivilege | N/A | C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\meetrounov.exe | N/A |
| Token: SeDebugPrivilege | N/A | C:\Windows\SysWOW64\WindowsPowerShell\v1.0\powershell.exe | N/A |
| Token: SeIncreaseQuotaPrivilege | N/A | C:\Windows\SysWOW64\Wbem\wmic.exe | N/A |
| Token: SeSecurityPrivilege | N/A | C:\Windows\SysWOW64\Wbem\wmic.exe | N/A |
| Token: SeTakeOwnershipPrivilege | N/A | C:\Windows\SysWOW64\Wbem\wmic.exe | N/A |
| Token: SeLoadDriverPrivilege | N/A | C:\Windows\SysWOW64\Wbem\wmic.exe | N/A |
| Token: SeSystemProfilePrivilege | N/A | C:\Windows\SysWOW64\Wbem\wmic.exe | N/A |
| Token: SeSystemtimePrivilege | N/A | C:\Windows\SysWOW64\Wbem\wmic.exe | N/A |
| Token: SeProfSingleProcessPrivilege | N/A | C:\Windows\SysWOW64\Wbem\wmic.exe | N/A |
| Token: SeIncBasePriorityPrivilege | N/A | C:\Windows\SysWOW64\Wbem\wmic.exe | N/A |
| Token: SeCreatePagefilePrivilege | N/A | C:\Windows\SysWOW64\Wbem\wmic.exe | N/A |
| Token: SeBackupPrivilege | N/A | C:\Windows\SysWOW64\Wbem\wmic.exe | N/A |
| Token: SeRestorePrivilege | N/A | C:\Windows\SysWOW64\Wbem\wmic.exe | N/A |
| Token: SeShutdownPrivilege | N/A | C:\Windows\SysWOW64\Wbem\wmic.exe | N/A |
| Token: SeDebugPrivilege | N/A | C:\Windows\SysWOW64\Wbem\wmic.exe | N/A |
| Token: SeSystemEnvironmentPrivilege | N/A | C:\Windows\SysWOW64\Wbem\wmic.exe | N/A |
| Token: SeRemoteShutdownPrivilege | N/A | C:\Windows\SysWOW64\Wbem\wmic.exe | N/A |
| Token: SeUndockPrivilege | N/A | C:\Windows\SysWOW64\Wbem\wmic.exe | N/A |
| Token: SeManageVolumePrivilege | N/A | C:\Windows\SysWOW64\Wbem\wmic.exe | N/A |
| Token: 33 | N/A | C:\Windows\SysWOW64\Wbem\wmic.exe | N/A |
| Token: 34 | N/A | C:\Windows\SysWOW64\Wbem\wmic.exe | N/A |
| Token: 35 | N/A | C:\Windows\SysWOW64\Wbem\wmic.exe | N/A |
| Token: 36 | N/A | C:\Windows\SysWOW64\Wbem\wmic.exe | N/A |
| Token: SeIncreaseQuotaPrivilege | N/A | C:\Windows\SysWOW64\Wbem\wmic.exe | N/A |
| Token: SeSecurityPrivilege | N/A | C:\Windows\SysWOW64\Wbem\wmic.exe | N/A |
| Token: SeTakeOwnershipPrivilege | N/A | C:\Windows\SysWOW64\Wbem\wmic.exe | N/A |
| Token: SeLoadDriverPrivilege | N/A | C:\Windows\SysWOW64\Wbem\wmic.exe | N/A |
| Token: SeSystemProfilePrivilege | N/A | C:\Windows\SysWOW64\Wbem\wmic.exe | N/A |
| Token: SeSystemtimePrivilege | N/A | C:\Windows\SysWOW64\Wbem\wmic.exe | N/A |
| Token: SeProfSingleProcessPrivilege | N/A | C:\Windows\SysWOW64\Wbem\wmic.exe | N/A |
| Token: SeIncBasePriorityPrivilege | N/A | C:\Windows\SysWOW64\Wbem\wmic.exe | N/A |
| Token: SeCreatePagefilePrivilege | N/A | C:\Windows\SysWOW64\Wbem\wmic.exe | N/A |
| Token: SeBackupPrivilege | N/A | C:\Windows\SysWOW64\Wbem\wmic.exe | N/A |
| Token: SeRestorePrivilege | N/A | C:\Windows\SysWOW64\Wbem\wmic.exe | N/A |
| Token: SeShutdownPrivilege | N/A | C:\Windows\SysWOW64\Wbem\wmic.exe | N/A |
| Token: SeDebugPrivilege | N/A | C:\Windows\SysWOW64\Wbem\wmic.exe | N/A |
| Token: SeSystemEnvironmentPrivilege | N/A | C:\Windows\SysWOW64\Wbem\wmic.exe | N/A |
| Token: SeRemoteShutdownPrivilege | N/A | C:\Windows\SysWOW64\Wbem\wmic.exe | N/A |
| Token: SeUndockPrivilege | N/A | C:\Windows\SysWOW64\Wbem\wmic.exe | N/A |
| Token: SeManageVolumePrivilege | N/A | C:\Windows\SysWOW64\Wbem\wmic.exe | N/A |
| Token: 33 | N/A | C:\Windows\SysWOW64\Wbem\wmic.exe | N/A |
| Token: 34 | N/A | C:\Windows\SysWOW64\Wbem\wmic.exe | N/A |
| Token: 35 | N/A | C:\Windows\SysWOW64\Wbem\wmic.exe | N/A |
| Token: 36 | N/A | C:\Windows\SysWOW64\Wbem\wmic.exe | N/A |
| Token: SeIncreaseQuotaPrivilege | N/A | C:\Windows\SysWOW64\Wbem\WMIC.exe | N/A |
| Token: SeSecurityPrivilege | N/A | C:\Windows\SysWOW64\Wbem\WMIC.exe | N/A |
| Token: SeTakeOwnershipPrivilege | N/A | C:\Windows\SysWOW64\Wbem\WMIC.exe | N/A |
| Token: SeLoadDriverPrivilege | N/A | C:\Windows\SysWOW64\Wbem\WMIC.exe | N/A |
| Token: SeSystemProfilePrivilege | N/A | C:\Windows\SysWOW64\Wbem\WMIC.exe | N/A |
| Token: SeSystemtimePrivilege | N/A | C:\Windows\SysWOW64\Wbem\WMIC.exe | N/A |
| Token: SeProfSingleProcessPrivilege | N/A | C:\Windows\SysWOW64\Wbem\WMIC.exe | N/A |
| Token: SeIncBasePriorityPrivilege | N/A | C:\Windows\SysWOW64\Wbem\WMIC.exe | N/A |
| Token: SeCreatePagefilePrivilege | N/A | C:\Windows\SysWOW64\Wbem\WMIC.exe | N/A |
| Token: SeBackupPrivilege | N/A | C:\Windows\SysWOW64\Wbem\WMIC.exe | N/A |
| Token: SeRestorePrivilege | N/A | C:\Windows\SysWOW64\Wbem\WMIC.exe | N/A |
| Token: SeShutdownPrivilege | N/A | C:\Windows\SysWOW64\Wbem\WMIC.exe | N/A |
| Token: SeDebugPrivilege | N/A | C:\Windows\SysWOW64\Wbem\WMIC.exe | N/A |
| Token: SeSystemEnvironmentPrivilege | N/A | C:\Windows\SysWOW64\Wbem\WMIC.exe | N/A |
| Token: SeRemoteShutdownPrivilege | N/A | C:\Windows\SysWOW64\Wbem\WMIC.exe | N/A |
| Token: SeUndockPrivilege | N/A | C:\Windows\SysWOW64\Wbem\WMIC.exe | N/A |
| Token: SeManageVolumePrivilege | N/A | C:\Windows\SysWOW64\Wbem\WMIC.exe | N/A |
| Token: 33 | N/A | C:\Windows\SysWOW64\Wbem\WMIC.exe | N/A |
| Token: 34 | N/A | C:\Windows\SysWOW64\Wbem\WMIC.exe | N/A |
| Token: 35 | N/A | C:\Windows\SysWOW64\Wbem\WMIC.exe | N/A |
Suspicious use of WriteProcessMemory
Processes
C:\Users\Admin\AppData\Local\Temp\51b8e08571ddd7d98f4da91561999fce1b454ea42b3b83655f207df77f02ae1d.exe
"C:\Users\Admin\AppData\Local\Temp\51b8e08571ddd7d98f4da91561999fce1b454ea42b3b83655f207df77f02ae1d.exe"
C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\meetrounov.exe
C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\meetrounov.exe
C:\Windows\SysWOW64\WindowsPowerShell\v1.0\powershell.exe
"C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe" -ENC cwB0AGEAcgB0AC0AcwBsAGUAZQBwACAALQBzAGUAYwBvAG4AZABzACAAMwA1AA==
C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\meetrounov.exe
C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\meetrounov.exe
C:\Windows\SysWOW64\Wbem\wmic.exe
wmic os get Caption
C:\Windows\SysWOW64\cmd.exe
cmd /C "wmic path win32_VideoController get name"
C:\Windows\SysWOW64\Wbem\WMIC.exe
wmic path win32_VideoController get name
C:\Windows\SysWOW64\cmd.exe
cmd /C "wmic cpu get name"
C:\Windows\SysWOW64\Wbem\WMIC.exe
wmic cpu get name
Network
| Country | Destination | Domain | Proto |
| US | 8.8.8.8:53 | 241.150.49.20.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 29.237.18.117.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 158.240.127.40.in-addr.arpa | udp |
| NL | 87.248.202.1:80 | tcp | |
| NL | 173.223.113.164:443 | tcp | |
| NL | 173.223.113.131:80 | tcp | |
| US | 204.79.197.203:80 | tcp | |
| NL | 94.142.138.112:8081 | tcp | |
| US | 8.8.8.8:53 | 112.138.142.94.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 161.252.72.23.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 29.220.184.93.in-addr.arpa | udp |
Files
C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\meetrounov.exe
| MD5 | 0f1c71b32b79c69580a2047de48151d5 |
| SHA1 | 21f5a5060f0681de7d77ad8ef5cac16c61569c92 |
| SHA256 | e9729112633b5e23b2cb67e0050129cbcab51bfadb34646f033707ec75f7fd98 |
| SHA512 | a1143e50f1deea80db9b39b6fcd8e65b4a38ddc7e01af6fa6af313f24ddfc715e83f61eeae2e04f37c5ab4560f346f7d3c360b6646deb29ff6cce5e716a38104 |
C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\meetrounov.exe
| MD5 | 0f1c71b32b79c69580a2047de48151d5 |
| SHA1 | 21f5a5060f0681de7d77ad8ef5cac16c61569c92 |
| SHA256 | e9729112633b5e23b2cb67e0050129cbcab51bfadb34646f033707ec75f7fd98 |
| SHA512 | a1143e50f1deea80db9b39b6fcd8e65b4a38ddc7e01af6fa6af313f24ddfc715e83f61eeae2e04f37c5ab4560f346f7d3c360b6646deb29ff6cce5e716a38104 |
memory/4748-138-0x0000000000BE0000-0x0000000000FA2000-memory.dmp
memory/4748-139-0x0000000005A90000-0x0000000005AA0000-memory.dmp
memory/4748-140-0x0000000005A10000-0x0000000005A32000-memory.dmp
memory/4004-141-0x00000000022A0000-0x00000000022D6000-memory.dmp
memory/4004-142-0x0000000004C60000-0x0000000005288000-memory.dmp
C:\Users\Admin\AppData\Local\Temp\__PSScriptPolicyTest_xoleem55.01l.ps1
| MD5 | d17fe0a3f47be24a6453e9ef58c94641 |
| SHA1 | 6ab83620379fc69f80c0242105ddffd7d98d5d9d |
| SHA256 | 96ad1146eb96877eab5942ae0736b82d8b5e2039a80d3d6932665c1a4c87dcf7 |
| SHA512 | 5b592e58f26c264604f98f6aa12860758ce606d1c63220736cf0c779e4e18e3cec8706930a16c38b20161754d1017d1657d35258e58ca22b18f5b232880dec82 |
memory/4004-148-0x00000000054A0000-0x0000000005506000-memory.dmp
memory/4004-149-0x0000000005580000-0x00000000055E6000-memory.dmp
memory/4004-154-0x00000000009A0000-0x00000000009B0000-memory.dmp
memory/4004-155-0x00000000009A0000-0x00000000009B0000-memory.dmp
memory/4004-156-0x00000000048E0000-0x00000000048FE000-memory.dmp
memory/4748-157-0x0000000005A90000-0x0000000005AA0000-memory.dmp
memory/4004-158-0x00000000009A0000-0x00000000009B0000-memory.dmp
memory/4004-159-0x00000000009A0000-0x00000000009B0000-memory.dmp
memory/4004-160-0x00000000009A0000-0x00000000009B0000-memory.dmp
memory/4004-161-0x00000000073E0000-0x0000000007A5A000-memory.dmp
memory/4004-162-0x00000000060A0000-0x00000000060BA000-memory.dmp
memory/4004-163-0x00000000009A0000-0x00000000009B0000-memory.dmp
C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\meetrounov.exe
| MD5 | 0f1c71b32b79c69580a2047de48151d5 |
| SHA1 | 21f5a5060f0681de7d77ad8ef5cac16c61569c92 |
| SHA256 | e9729112633b5e23b2cb67e0050129cbcab51bfadb34646f033707ec75f7fd98 |
| SHA512 | a1143e50f1deea80db9b39b6fcd8e65b4a38ddc7e01af6fa6af313f24ddfc715e83f61eeae2e04f37c5ab4560f346f7d3c360b6646deb29ff6cce5e716a38104 |
memory/4820-167-0x0000000000400000-0x0000000000731000-memory.dmp
memory/4820-171-0x0000000000400000-0x0000000000731000-memory.dmp
memory/4820-172-0x0000000000400000-0x0000000000731000-memory.dmp
memory/4820-173-0x0000000000400000-0x0000000000731000-memory.dmp
memory/4820-174-0x0000000000400000-0x0000000000731000-memory.dmp
memory/4820-175-0x0000000000400000-0x0000000000731000-memory.dmp
memory/4820-176-0x0000000000400000-0x0000000000731000-memory.dmp
memory/4820-177-0x0000000000400000-0x0000000000731000-memory.dmp
memory/4820-178-0x0000000000400000-0x0000000000731000-memory.dmp
C:\Users\Admin\AppData\Local\Temp\nJObCsNVlgTeMaPEZQleQYhYzRyWJjPj
| MD5 | dc2b0f48d8f547d5ff7d67b371d850f0 |
| SHA1 | 84d02ddbf478bf7cfe9ccb466362860ee18b3839 |
| SHA256 | 0434c46910f48821a0a442b510260a3faea9404d7e6a8edd2cf44cc7dfea3890 |
| SHA512 | 3470ae3db7053a7e606a221f97f8cadf58500a746daaa4c763d714fe99df026d1c7858aaaf6d34ec1bbaa5305f8eead00101b6a7ac6f4d457425d04bcf92e8d7 |
C:\Users\Admin\AppData\Local\Temp\RzLNTXYeUCWKsXbGyRAOmBTvKSJfjzaL
| MD5 | dd7a4110e2dc0760efdd47ee918c0deb |
| SHA1 | 5ed5efe128e521023e0caf4fff9af747522c8166 |
| SHA256 | 550ad8794d9ec26bc7e09225cb1cbe648ee7c1c2349aabec8172f08bdec26084 |
| SHA512 | c928725e5f010d371727aadcc057da91378a0b24c66b2848217e9186dd319b6bf09c0859d7bf523ff1736fc41591eb25662a900fbe3977b63132a0c40dcd35dc |
memory/4820-231-0x0000000000400000-0x0000000000731000-memory.dmp
memory/4820-232-0x0000000000400000-0x0000000000731000-memory.dmp