Analysis Overview
SHA256
0b2881dffc8cd0c36764d955f9478964c95822672da0f5ba29a5af5c16059b16
Threat Level: Known bad
The file vNrcPvMYLZmn2cc.exe was found to be: Known bad.
Malicious Activity Summary
Formbook
Formbook payload
Blocklisted process makes network request
Deletes itself
Suspicious use of SetThreadContext
Unsigned PE
Suspicious use of UnmapMainImage
Suspicious use of AdjustPrivilegeToken
Suspicious use of WriteProcessMemory
Suspicious behavior: EnumeratesProcesses
Suspicious behavior: MapViewOfSection
MITRE ATT&CK
Analysis: static1
Detonation Overview
Reported
2024-07-12 06:24
Signatures
Unsigned PE
| Description | Indicator | Process | Target |
| N/A | N/A | N/A | N/A |
Analysis: behavioral1
Detonation Overview
Submitted
2024-07-12 06:24
Reported
2024-07-12 06:27
Platform
win7-20240708-en
Max time kernel
148s
Max time network
16s
Command Line
Signatures
Formbook
Formbook payload
| Description | Indicator | Process | Target |
| N/A | N/A | N/A | N/A |
| N/A | N/A | N/A | N/A |
| N/A | N/A | N/A | N/A |
Deletes itself
| Description | Indicator | Process | Target |
| N/A | N/A | C:\Windows\SysWOW64\cmd.exe | N/A |
Suspicious use of SetThreadContext
| Description | Indicator | Process | Target |
| PID 1400 set thread context of 2948 | N/A | C:\Users\Admin\AppData\Local\Temp\vNrcPvMYLZmn2cc.exe | C:\Users\Admin\AppData\Local\Temp\vNrcPvMYLZmn2cc.exe |
| PID 2948 set thread context of 1268 | N/A | C:\Users\Admin\AppData\Local\Temp\vNrcPvMYLZmn2cc.exe | C:\Windows\Explorer.EXE |
| PID 2216 set thread context of 1268 | N/A | C:\Windows\SysWOW64\cscript.exe | C:\Windows\Explorer.EXE |
Suspicious behavior: EnumeratesProcesses
Suspicious behavior: MapViewOfSection
| Description | Indicator | Process | Target |
| N/A | N/A | C:\Users\Admin\AppData\Local\Temp\vNrcPvMYLZmn2cc.exe | N/A |
| N/A | N/A | C:\Users\Admin\AppData\Local\Temp\vNrcPvMYLZmn2cc.exe | N/A |
| N/A | N/A | C:\Users\Admin\AppData\Local\Temp\vNrcPvMYLZmn2cc.exe | N/A |
| N/A | N/A | C:\Windows\SysWOW64\cscript.exe | N/A |
| N/A | N/A | C:\Windows\SysWOW64\cscript.exe | N/A |
Suspicious use of AdjustPrivilegeToken
| Description | Indicator | Process | Target |
| Token: SeDebugPrivilege | N/A | C:\Users\Admin\AppData\Local\Temp\vNrcPvMYLZmn2cc.exe | N/A |
| Token: SeDebugPrivilege | N/A | C:\Windows\SysWOW64\cscript.exe | N/A |
Suspicious use of WriteProcessMemory
Processes
C:\Windows\Explorer.EXE
C:\Windows\Explorer.EXE
C:\Users\Admin\AppData\Local\Temp\vNrcPvMYLZmn2cc.exe
"C:\Users\Admin\AppData\Local\Temp\vNrcPvMYLZmn2cc.exe"
C:\Users\Admin\AppData\Local\Temp\vNrcPvMYLZmn2cc.exe
"C:\Users\Admin\AppData\Local\Temp\vNrcPvMYLZmn2cc.exe"
C:\Windows\SysWOW64\cscript.exe
"C:\Windows\SysWOW64\cscript.exe"
C:\Windows\SysWOW64\cmd.exe
/c del "C:\Users\Admin\AppData\Local\Temp\vNrcPvMYLZmn2cc.exe"
Network
Files
memory/1400-0-0x000000007499E000-0x000000007499F000-memory.dmp
memory/1400-1-0x0000000001020000-0x00000000010D0000-memory.dmp
memory/1400-2-0x0000000074990000-0x000000007507E000-memory.dmp
memory/1400-3-0x0000000000880000-0x0000000000892000-memory.dmp
memory/1400-4-0x00000000008A0000-0x00000000008A8000-memory.dmp
memory/1400-5-0x00000000008B0000-0x00000000008BE000-memory.dmp
memory/1400-6-0x0000000004F40000-0x0000000004FB6000-memory.dmp
memory/2948-7-0x0000000000400000-0x000000000042F000-memory.dmp
memory/2948-9-0x000000007EFDE000-0x000000007EFDF000-memory.dmp
memory/2948-11-0x0000000000400000-0x000000000042F000-memory.dmp
memory/2948-8-0x0000000000400000-0x000000000042F000-memory.dmp
memory/1400-12-0x0000000074990000-0x000000007507E000-memory.dmp
memory/2948-13-0x0000000000A20000-0x0000000000D23000-memory.dmp
memory/2948-17-0x00000000002D0000-0x00000000002E4000-memory.dmp
memory/2948-16-0x0000000000400000-0x000000000042F000-memory.dmp
memory/1268-15-0x0000000000010000-0x0000000000020000-memory.dmp
memory/1268-18-0x0000000007210000-0x000000000734B000-memory.dmp
memory/2216-20-0x0000000000E00000-0x0000000000E22000-memory.dmp
memory/2216-19-0x0000000000E00000-0x0000000000E22000-memory.dmp
memory/2216-21-0x0000000000070000-0x000000000009F000-memory.dmp
memory/1268-23-0x0000000007210000-0x000000000734B000-memory.dmp
Analysis: behavioral2
Detonation Overview
Submitted
2024-07-12 06:24
Reported
2024-07-12 06:27
Platform
win10v2004-20240709-en
Max time kernel
149s
Max time network
143s
Command Line
Signatures
Formbook
Formbook payload
| Description | Indicator | Process | Target |
| N/A | N/A | N/A | N/A |
| N/A | N/A | N/A | N/A |
| N/A | N/A | N/A | N/A |
Blocklisted process makes network request
| Description | Indicator | Process | Target |
| N/A | N/A | C:\Windows\SysWOW64\wscript.exe | N/A |
Suspicious use of SetThreadContext
| Description | Indicator | Process | Target |
| PID 4004 set thread context of 3252 | N/A | C:\Users\Admin\AppData\Local\Temp\vNrcPvMYLZmn2cc.exe | C:\Users\Admin\AppData\Local\Temp\vNrcPvMYLZmn2cc.exe |
| PID 3252 set thread context of 3448 | N/A | C:\Users\Admin\AppData\Local\Temp\vNrcPvMYLZmn2cc.exe | C:\Windows\Explorer.EXE |
| PID 3920 set thread context of 3448 | N/A | C:\Windows\SysWOW64\wscript.exe | C:\Windows\Explorer.EXE |
Suspicious behavior: EnumeratesProcesses
Suspicious behavior: MapViewOfSection
| Description | Indicator | Process | Target |
| N/A | N/A | C:\Users\Admin\AppData\Local\Temp\vNrcPvMYLZmn2cc.exe | N/A |
| N/A | N/A | C:\Users\Admin\AppData\Local\Temp\vNrcPvMYLZmn2cc.exe | N/A |
| N/A | N/A | C:\Users\Admin\AppData\Local\Temp\vNrcPvMYLZmn2cc.exe | N/A |
| N/A | N/A | C:\Windows\SysWOW64\wscript.exe | N/A |
| N/A | N/A | C:\Windows\SysWOW64\wscript.exe | N/A |
Suspicious use of AdjustPrivilegeToken
| Description | Indicator | Process | Target |
| Token: SeDebugPrivilege | N/A | C:\Users\Admin\AppData\Local\Temp\vNrcPvMYLZmn2cc.exe | N/A |
| Token: SeDebugPrivilege | N/A | C:\Windows\SysWOW64\wscript.exe | N/A |
Suspicious use of UnmapMainImage
| Description | Indicator | Process | Target |
| N/A | N/A | C:\Windows\Explorer.EXE | N/A |
Suspicious use of WriteProcessMemory
Processes
C:\Windows\Explorer.EXE
C:\Windows\Explorer.EXE
C:\Users\Admin\AppData\Local\Temp\vNrcPvMYLZmn2cc.exe
"C:\Users\Admin\AppData\Local\Temp\vNrcPvMYLZmn2cc.exe"
C:\Users\Admin\AppData\Local\Temp\vNrcPvMYLZmn2cc.exe
"C:\Users\Admin\AppData\Local\Temp\vNrcPvMYLZmn2cc.exe"
C:\Windows\SysWOW64\wscript.exe
"C:\Windows\SysWOW64\wscript.exe"
C:\Windows\SysWOW64\cmd.exe
/c del "C:\Users\Admin\AppData\Local\Temp\vNrcPvMYLZmn2cc.exe"
Network
| Country | Destination | Domain | Proto |
| US | 8.8.8.8:53 | 20.160.190.20.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 25.140.123.92.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 183.59.114.20.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 18.31.95.13.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 240.221.184.93.in-addr.arpa | udp |
| US | 8.8.8.8:53 | www.realtors.biz | udp |
| US | 76.223.54.146:80 | www.realtors.biz | tcp |
| US | 8.8.8.8:53 | 146.54.223.76.in-addr.arpa | udp |
| US | 8.8.8.8:53 | www.sainikshiksha.com | udp |
| IN | 103.191.209.34:80 | www.sainikshiksha.com | tcp |
| US | 8.8.8.8:53 | 34.209.191.103.in-addr.arpa | udp |
| US | 8.8.8.8:53 | www.owl-protect.com | udp |
| DE | 217.160.0.231:80 | www.owl-protect.com | tcp |
| US | 8.8.8.8:53 | 172.210.232.199.in-addr.arpa | udp |
| US | 8.8.8.8:53 | www.owl-protect.com | udp |
| DE | 217.160.0.231:80 | www.owl-protect.com | tcp |
| US | 8.8.8.8:53 | www.767jogo.com | udp |
| TW | 210.242.167.101:80 | www.767jogo.com | tcp |
| US | 8.8.8.8:53 | 101.167.242.210.in-addr.arpa | udp |
| US | 8.8.8.8:53 | www.bjcysadz.xyz | udp |
| HK | 8.218.194.139:80 | www.bjcysadz.xyz | tcp |
| US | 8.8.8.8:53 | 139.194.218.8.in-addr.arpa | udp |
| US | 8.8.8.8:53 | www.yc85w.top | udp |
| HK | 38.181.21.82:80 | www.yc85w.top | tcp |
| US | 8.8.8.8:53 | 82.21.181.38.in-addr.arpa | udp |
Files
memory/4004-0-0x000000007443E000-0x000000007443F000-memory.dmp
memory/4004-1-0x0000000000E00000-0x0000000000EB0000-memory.dmp
memory/4004-2-0x0000000005F30000-0x00000000064D4000-memory.dmp
memory/4004-3-0x0000000005880000-0x0000000005912000-memory.dmp
memory/4004-5-0x0000000005950000-0x000000000595A000-memory.dmp
memory/4004-4-0x0000000074430000-0x0000000074BE0000-memory.dmp
memory/4004-6-0x0000000005CB0000-0x0000000005CC2000-memory.dmp
memory/4004-7-0x0000000006AE0000-0x0000000006AE8000-memory.dmp
memory/4004-8-0x0000000006AF0000-0x0000000006AFE000-memory.dmp
memory/4004-9-0x0000000006B10000-0x0000000006B86000-memory.dmp
memory/4004-10-0x0000000008450000-0x00000000084EC000-memory.dmp
memory/3252-11-0x0000000000400000-0x000000000042F000-memory.dmp
memory/4004-13-0x0000000074430000-0x0000000074BE0000-memory.dmp
memory/3252-14-0x0000000000FA0000-0x00000000012EA000-memory.dmp
memory/3252-17-0x00000000009D0000-0x00000000009E4000-memory.dmp
memory/3252-16-0x0000000000400000-0x000000000042F000-memory.dmp
memory/3448-18-0x00000000034C0000-0x0000000003594000-memory.dmp
memory/3920-19-0x0000000000150000-0x0000000000177000-memory.dmp
memory/3920-20-0x0000000000150000-0x0000000000177000-memory.dmp
memory/3920-21-0x0000000000620000-0x000000000064F000-memory.dmp
memory/3448-23-0x00000000034C0000-0x0000000003594000-memory.dmp
memory/3448-25-0x00000000092E0000-0x0000000009444000-memory.dmp
memory/3448-26-0x00000000092E0000-0x0000000009444000-memory.dmp
memory/3448-29-0x00000000092E0000-0x0000000009444000-memory.dmp