Analysis Overview
SHA256
c1c2c7f68cd6257da48226477b7be1b3d82b9f6ee7b1e421b7b9d5191f89c8c6
Threat Level: Known bad
The file c1c2c7f68cd6257da48226477b7be1b3d82b9f6ee7b1e421b7b9d5191f89c8c6 was found to be: Known bad.
Malicious Activity Summary
PureCrypter
Snake Keylogger
Snake Keylogger payload
Purecrypter family
Checks computer location settings
Looks up external IP address via web service
Accesses Microsoft Outlook profiles
Suspicious use of SetThreadContext
Enumerates physical storage devices
outlook_win_path
Suspicious behavior: EnumeratesProcesses
outlook_office_path
Suspicious use of WriteProcessMemory
Suspicious use of AdjustPrivilegeToken
MITRE ATT&CK
Enterprise Matrix V6
Analysis: static1
Detonation Overview
Reported
2023-03-02 08:41
Signatures
Purecrypter family
Analysis: behavioral1
Detonation Overview
Submitted
2023-03-02 08:41
Reported
2023-03-02 08:44
Platform
win10v2004-20230220-en
Max time kernel
142s
Max time network
132s
Command Line
Signatures
PureCrypter
Snake Keylogger
Snake Keylogger payload
| Description | Indicator | Process | Target |
| N/A | N/A | N/A | N/A |
Checks computer location settings
| Description | Indicator | Process | Target |
| Key value queried | \REGISTRY\USER\S-1-5-21-1675742406-747946869-1029867430-1000\Control Panel\International\Geo\Nation | C:\Users\Admin\AppData\Local\Temp\c1c2c7f68cd6257da48226477b7be1b3d82b9f6ee7b1e421b7b9d5191f89c8c6.exe | N/A |
Accesses Microsoft Outlook profiles
| Description | Indicator | Process | Target |
| Key opened | \REGISTRY\USER\S-1-5-21-1675742406-747946869-1029867430-1000\Software\Microsoft\Office\15.0\Outlook\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676 | C:\Windows\Microsoft.NET\Framework\v4.0.30319\MSBuild.exe | N/A |
| Key opened | \REGISTRY\USER\S-1-5-21-1675742406-747946869-1029867430-1000\Software\Microsoft\Windows NT\CurrentVersion\Windows Messaging Subsystem\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676 | C:\Windows\Microsoft.NET\Framework\v4.0.30319\MSBuild.exe | N/A |
| Key opened | \REGISTRY\USER\S-1-5-21-1675742406-747946869-1029867430-1000\Software\Microsoft\Office\16.0\Outlook\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676 | C:\Windows\Microsoft.NET\Framework\v4.0.30319\MSBuild.exe | N/A |
Looks up external IP address via web service
| Description | Indicator | Process | Target |
| N/A | checkip.dyndns.org | N/A | N/A |
Suspicious use of SetThreadContext
| Description | Indicator | Process | Target |
| PID 1472 set thread context of 1860 | N/A | C:\Users\Admin\AppData\Local\Temp\c1c2c7f68cd6257da48226477b7be1b3d82b9f6ee7b1e421b7b9d5191f89c8c6.exe | C:\Windows\Microsoft.NET\Framework\v4.0.30319\MSBuild.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 |
| N/A | N/A | C:\Windows\Microsoft.NET\Framework\v4.0.30319\MSBuild.exe | N/A |
Suspicious use of AdjustPrivilegeToken
| Description | Indicator | Process | Target |
| Token: SeDebugPrivilege | N/A | C:\Users\Admin\AppData\Local\Temp\c1c2c7f68cd6257da48226477b7be1b3d82b9f6ee7b1e421b7b9d5191f89c8c6.exe | N/A |
| Token: SeDebugPrivilege | N/A | C:\Windows\SysWOW64\WindowsPowerShell\v1.0\powershell.exe | N/A |
| Token: SeDebugPrivilege | N/A | C:\Windows\Microsoft.NET\Framework\v4.0.30319\MSBuild.exe | N/A |
Suspicious use of WriteProcessMemory
outlook_office_path
| Description | Indicator | Process | Target |
| Key opened | \REGISTRY\USER\S-1-5-21-1675742406-747946869-1029867430-1000\Software\Microsoft\Office\16.0\Outlook\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676 | C:\Windows\Microsoft.NET\Framework\v4.0.30319\MSBuild.exe | N/A |
outlook_win_path
| Description | Indicator | Process | Target |
| Key opened | \REGISTRY\USER\S-1-5-21-1675742406-747946869-1029867430-1000\Software\Microsoft\Windows NT\CurrentVersion\Windows Messaging Subsystem\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676 | C:\Windows\Microsoft.NET\Framework\v4.0.30319\MSBuild.exe | N/A |
Processes
C:\Users\Admin\AppData\Local\Temp\c1c2c7f68cd6257da48226477b7be1b3d82b9f6ee7b1e421b7b9d5191f89c8c6.exe
"C:\Users\Admin\AppData\Local\Temp\c1c2c7f68cd6257da48226477b7be1b3d82b9f6ee7b1e421b7b9d5191f89c8c6.exe"
C:\Windows\SysWOW64\WindowsPowerShell\v1.0\powershell.exe
"C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe" -ENC cwB0AGEAcgB0AC0AcwBsAGUAZQBwACAALQBzAGUAYwBvAG4AZABzACAAMgAwAA==
C:\Windows\Microsoft.NET\Framework\v4.0.30319\MSBuild.exe
C:\Windows\Microsoft.NET\Framework\v4.0.30319\MSBuild.exe
Network
| Country | Destination | Domain | Proto |
| US | 117.18.232.240:80 | tcp | |
| US | 8.8.8.8:53 | 120.190.253.8.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 58.55.71.13.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 210.81.184.52.in-addr.arpa | udp |
| US | 192.3.26.135:80 | 192.3.26.135 | tcp |
| US | 8.8.8.8:53 | 95.221.229.192.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 135.26.3.192.in-addr.arpa | udp |
| US | 8.8.8.8:53 | checkip.dyndns.org | udp |
| US | 193.122.130.0:80 | checkip.dyndns.org | tcp |
| US | 8.8.8.8:53 | 0.130.122.193.in-addr.arpa | udp |
| IE | 13.69.239.74:443 | tcp | |
| US | 117.18.232.240:80 | tcp | |
| US | 117.18.232.240:80 | tcp | |
| NL | 173.223.113.164:443 | tcp | |
| NL | 173.223.113.131:80 | tcp | |
| US | 131.253.33.203:80 | tcp | |
| US | 8.8.8.8:53 | 64.13.109.52.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 160.252.72.23.in-addr.arpa | udp |
Files
memory/1472-133-0x0000000000E00000-0x0000000000E2E000-memory.dmp
memory/1472-134-0x0000000005D40000-0x00000000062E4000-memory.dmp
memory/1472-135-0x0000000005830000-0x00000000058C2000-memory.dmp
memory/1472-136-0x00000000057E0000-0x00000000057EA000-memory.dmp
memory/1472-137-0x0000000005AC0000-0x0000000005AD0000-memory.dmp
memory/1472-138-0x0000000007700000-0x0000000007722000-memory.dmp
memory/216-139-0x0000000002FF0000-0x0000000003026000-memory.dmp
memory/216-140-0x0000000005770000-0x0000000005D98000-memory.dmp
memory/216-141-0x0000000005F10000-0x0000000005F76000-memory.dmp
C:\Users\Admin\AppData\Local\Temp\__PSScriptPolicyTest_yz11dtz2.huj.ps1
| MD5 | d17fe0a3f47be24a6453e9ef58c94641 |
| SHA1 | 6ab83620379fc69f80c0242105ddffd7d98d5d9d |
| SHA256 | 96ad1146eb96877eab5942ae0736b82d8b5e2039a80d3d6932665c1a4c87dcf7 |
| SHA512 | 5b592e58f26c264604f98f6aa12860758ce606d1c63220736cf0c779e4e18e3cec8706930a16c38b20161754d1017d1657d35258e58ca22b18f5b232880dec82 |
memory/216-147-0x0000000005FF0000-0x0000000006056000-memory.dmp
memory/216-152-0x0000000005130000-0x0000000005140000-memory.dmp
memory/216-153-0x0000000005130000-0x0000000005140000-memory.dmp
memory/216-154-0x00000000065D0000-0x00000000065EE000-memory.dmp
memory/216-155-0x0000000007C10000-0x000000000828A000-memory.dmp
memory/216-156-0x0000000006AD0000-0x0000000006AEA000-memory.dmp
memory/216-157-0x0000000005130000-0x0000000005140000-memory.dmp
memory/1472-158-0x0000000005AC0000-0x0000000005AD0000-memory.dmp
memory/216-159-0x0000000005130000-0x0000000005140000-memory.dmp
memory/216-160-0x0000000005130000-0x0000000005140000-memory.dmp
memory/216-161-0x0000000005130000-0x0000000005140000-memory.dmp
memory/1860-166-0x0000000000400000-0x0000000000426000-memory.dmp
memory/1860-168-0x00000000050C0000-0x000000000515C000-memory.dmp
memory/1860-169-0x0000000005420000-0x0000000005430000-memory.dmp
memory/1860-170-0x0000000006170000-0x0000000006332000-memory.dmp
memory/1860-171-0x0000000005420000-0x0000000005430000-memory.dmp