Analysis Overview
SHA256
97d613258e74ad6cde182c1d590c82d3133eb48f03b6c1a88d473d4eabf56416
Threat Level: Known bad
The file NEAS.7172922336614d6c3f4bdefa865536a0.exe was found to be: Known bad.
Malicious Activity Summary
Malware Backdoor - Berbew
Tinba / TinyBanker
Berbew family
Adds Run key to start application
Unsigned PE
Suspicious use of FindShellTrayWindow
Suspicious use of UnmapMainImage
Suspicious behavior: EnumeratesProcesses
Suspicious behavior: GetForegroundWindowSpam
Suspicious use of WriteProcessMemory
MITRE ATT&CK
Enterprise Matrix V15
Analysis: static1
Detonation Overview
Reported
2023-11-06 02:21
Signatures
Berbew family
Malware Backdoor - Berbew
| Description | Indicator | Process | Target |
| N/A | N/A | N/A | N/A |
Unsigned PE
| Description | Indicator | Process | Target |
| N/A | N/A | N/A | N/A |
Analysis: behavioral1
Detonation Overview
Submitted
2023-11-06 02:21
Reported
2023-11-06 02:24
Platform
win7-20231025-en
Max time kernel
150s
Max time network
150s
Command Line
Signatures
Tinba / TinyBanker
Adds Run key to start application
| Description | Indicator | Process | Target |
| Set value (str) | \REGISTRY\USER\S-1-5-21-1861898231-3446828954-4278112889-1000\Software\Microsoft\Windows\CurrentVersion\Run\995C5C9A = "C:\\Users\\Admin\\AppData\\Roaming\\995C5C9A\\bin.exe" | C:\Windows\SysWOW64\winver.exe | N/A |
Suspicious behavior: EnumeratesProcesses
Suspicious behavior: GetForegroundWindowSpam
| Description | Indicator | Process | Target |
| N/A | N/A | C:\Windows\Explorer.EXE | N/A |
Suspicious use of FindShellTrayWindow
| Description | Indicator | Process | Target |
| N/A | N/A | C:\Windows\SysWOW64\winver.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\system32\taskhost.exe
"taskhost.exe"
C:\Windows\system32\Dwm.exe
"C:\Windows\system32\Dwm.exe"
C:\Windows\Explorer.EXE
C:\Windows\Explorer.EXE
C:\Users\Admin\AppData\Local\Temp\NEAS.7172922336614d6c3f4bdefa865536a0.exe
"C:\Users\Admin\AppData\Local\Temp\NEAS.7172922336614d6c3f4bdefa865536a0.exe"
C:\Windows\SysWOW64\winver.exe
winver
Network
| Country | Destination | Domain | Proto |
| US | 8.8.8.8:53 | brureservtestot.cc | udp |
| US | 8.8.8.8:53 | qytufpscigbb.com | udp |
| US | 216.218.185.162:80 | qytufpscigbb.com | tcp |
Files
memory/2596-1-0x0000000000400000-0x0000000000433000-memory.dmp
memory/2596-0-0x0000000000400000-0x0000000000433000-memory.dmp
memory/2596-2-0x0000000000830000-0x0000000001230000-memory.dmp
memory/2596-3-0x0000000000020000-0x0000000000021000-memory.dmp
memory/1280-4-0x00000000021D0000-0x00000000021D6000-memory.dmp
memory/2708-6-0x0000000000140000-0x0000000000146000-memory.dmp
memory/1280-7-0x00000000021D0000-0x00000000021D6000-memory.dmp
memory/1280-5-0x00000000021D0000-0x00000000021D6000-memory.dmp
memory/2708-8-0x00000000009D0000-0x00000000009E6000-memory.dmp
memory/2708-9-0x0000000000140000-0x0000000000146000-memory.dmp
memory/2708-10-0x0000000000140000-0x0000000000146000-memory.dmp
memory/1280-11-0x0000000077941000-0x0000000077942000-memory.dmp
memory/2708-12-0x0000000077AF0000-0x0000000077AF1000-memory.dmp
memory/2708-13-0x0000000077AEF000-0x0000000077AF1000-memory.dmp
memory/2708-14-0x0000000077AEF000-0x0000000077AF0000-memory.dmp
memory/2596-15-0x0000000000400000-0x0000000000433000-memory.dmp
memory/2596-16-0x0000000000830000-0x0000000001230000-memory.dmp
memory/1144-18-0x0000000001BC0000-0x0000000001BC6000-memory.dmp
memory/1144-22-0x0000000077941000-0x0000000077942000-memory.dmp
memory/1244-23-0x00000000001A0000-0x00000000001A6000-memory.dmp
memory/1144-21-0x0000000001BC0000-0x0000000001BC6000-memory.dmp
memory/1244-25-0x00000000001A0000-0x00000000001A6000-memory.dmp
memory/1280-26-0x00000000021E0000-0x00000000021E6000-memory.dmp
memory/2708-28-0x0000000000180000-0x0000000000181000-memory.dmp
memory/1280-30-0x00000000021E0000-0x00000000021E6000-memory.dmp
memory/2708-31-0x00000000001B0000-0x00000000001B6000-memory.dmp
memory/2708-32-0x00000000001B0000-0x00000000001B6000-memory.dmp
memory/2708-33-0x0000000000190000-0x0000000000191000-memory.dmp
memory/1280-34-0x0000000077AD0000-0x0000000077AD1000-memory.dmp
Analysis: behavioral2
Detonation Overview
Submitted
2023-11-06 02:21
Reported
2023-11-06 02:24
Platform
win10v2004-20231023-en
Max time kernel
4s
Max time network
10s
Command Line
Signatures
Suspicious behavior: EnumeratesProcesses
| Description | Indicator | Process | Target |
| N/A | N/A | C:\Windows\SysWOW64\winver.exe | N/A |
| N/A | N/A | C:\Windows\SysWOW64\winver.exe | N/A |
Suspicious use of FindShellTrayWindow
| Description | Indicator | Process | Target |
| N/A | N/A | C:\Windows\SysWOW64\winver.exe | N/A |
Suspicious use of WriteProcessMemory
Processes
C:\Windows\Explorer.EXE
C:\Windows\Explorer.EXE
C:\Windows\system32\taskhostw.exe
taskhostw.exe {222A245B-E637-4AE9-A93F-A59CA119A75E}
C:\Windows\system32\svchost.exe
C:\Windows\system32\svchost.exe -k UnistackSvcGroup -s CDPUserSvc
C:\Windows\system32\sihost.exe
sihost.exe
C:\Users\Admin\AppData\Local\Temp\NEAS.7172922336614d6c3f4bdefa865536a0.exe
"C:\Users\Admin\AppData\Local\Temp\NEAS.7172922336614d6c3f4bdefa865536a0.exe"
C:\Windows\SysWOW64\winver.exe
winver
Network
| Country | Destination | Domain | Proto |
| US | 8.8.8.8:53 | 146.78.124.51.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 140.32.126.40.in-addr.arpa | udp |
| US | 8.8.8.8:53 | brureservtestot.cc | udp |
Files
memory/3404-0-0x0000000000400000-0x0000000000433000-memory.dmp
memory/3404-1-0x0000000000400000-0x0000000000433000-memory.dmp
memory/3404-2-0x00000000001D0000-0x00000000001D1000-memory.dmp
memory/3404-3-0x00000000008D0000-0x00000000012D0000-memory.dmp
memory/2772-5-0x0000000000D90000-0x0000000000DA2000-memory.dmp
memory/3264-7-0x00000000014F0000-0x00000000014F6000-memory.dmp
memory/2772-8-0x0000000000B00000-0x0000000000B06000-memory.dmp
memory/3264-4-0x00000000014F0000-0x00000000014F6000-memory.dmp
memory/3264-9-0x00007FF86D8CD000-0x00007FF86D8CE000-memory.dmp
memory/2772-11-0x0000000077562000-0x0000000077563000-memory.dmp
memory/3404-13-0x00000000008D0000-0x00000000012D0000-memory.dmp
memory/2336-14-0x00000000004A0000-0x00000000004A6000-memory.dmp
memory/2356-15-0x0000000000AE0000-0x0000000000AE6000-memory.dmp
memory/2356-18-0x0000000000AE0000-0x0000000000AE6000-memory.dmp
memory/2336-17-0x00000000004A0000-0x00000000004A6000-memory.dmp
memory/3264-19-0x0000000001500000-0x0000000001506000-memory.dmp
memory/3440-21-0x0000000000840000-0x0000000000846000-memory.dmp
memory/2564-20-0x0000000000950000-0x0000000000956000-memory.dmp
memory/3640-23-0x0000000000080000-0x0000000000086000-memory.dmp
memory/3264-22-0x0000000001500000-0x0000000001506000-memory.dmp
memory/2564-16-0x0000000000950000-0x0000000000956000-memory.dmp