Analysis
-
max time kernel
147s -
max time network
155s -
platform
windows7_x64 -
resource
win7-20220414-en -
submitted
12-06-2022 01:34
Static task
static1
Behavioral task
behavioral1
Sample
2373c0c77d9177247d183e1075537e1e1be2092f580765260b080704c63001cd.exe
Resource
win7-20220414-en
windows7_x64
0 signatures
0 seconds
General
-
Target
2373c0c77d9177247d183e1075537e1e1be2092f580765260b080704c63001cd.exe
-
Size
284KB
-
MD5
7f0297e938775d06c129b71dc986cab1
-
SHA1
d89bc4d229810524492b2ce731e68afb5e700a01
-
SHA256
2373c0c77d9177247d183e1075537e1e1be2092f580765260b080704c63001cd
-
SHA512
af3565ff42536b498f59faceac6fa50124392d8f9fda5b76d865d8a99e8836345b42aa6b29f791aeca84b55299e0e5b3e053b71561ca30fc76d67f61f155df12
Malware Config
Signatures
-
Drops file in System32 directory 1 IoCs
Processes:
tabbtniowa.exedescription ioc process File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\Local\Microsoft\Windows\Temporary Internet Files\counters.dat tabbtniowa.exe -
Enumerates physical storage devices 1 TTPs
Attempts to interact with connected storage/optical drive(s). Likely ransomware behaviour.
-
Modifies data under HKEY_USERS 18 IoCs
Processes:
tabbtniowa.exedescription ioc process Key created \REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings\Connections tabbtniowa.exe Key created \REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings\Wpad\ea-f7-5e-a1-ae-5f tabbtniowa.exe Key created \REGISTRY\USER\.DEFAULT\SOFTWARE\Microsoft\Windows\CurrentVersion\Internet Settings tabbtniowa.exe Key created \REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings\Wpad\{EE5278E7-484A-43BE-AD34-800727674E01} tabbtniowa.exe Set value (data) \REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings\Wpad\{EE5278E7-484A-43BE-AD34-800727674E01}\WpadDecisionTime = 701b746c227ed801 tabbtniowa.exe Set value (int) \REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings\Wpad\ea-f7-5e-a1-ae-5f\WpadDecisionReason = "1" tabbtniowa.exe Set value (data) \REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings\Connections\DefaultConnectionSettings = 4600000002000000090000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000 tabbtniowa.exe Key created \REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings tabbtniowa.exe Set value (int) \REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings\ProxyEnable = "0" tabbtniowa.exe Set value (data) \REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings\Connections\SavedLegacySettings = 4600000002000000090000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000 tabbtniowa.exe Key created \REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings\Wpad tabbtniowa.exe Set value (int) \REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings\Wpad\{EE5278E7-484A-43BE-AD34-800727674E01}\WpadDecision = "0" tabbtniowa.exe Key created \REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings\Wpad\{EE5278E7-484A-43BE-AD34-800727674E01}\ea-f7-5e-a1-ae-5f tabbtniowa.exe Set value (data) \REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings\Wpad\ea-f7-5e-a1-ae-5f\WpadDecisionTime = 701b746c227ed801 tabbtniowa.exe Set value (data) \REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings\Connections\DefaultConnectionSettings = 4600000003000000090000000000000000000000000000000400000000000000000000000000000000000000000000000000000001000000020000000a7f0079000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000 tabbtniowa.exe Set value (int) \REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings\Wpad\{EE5278E7-484A-43BE-AD34-800727674E01}\WpadDecisionReason = "1" tabbtniowa.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings\Wpad\{EE5278E7-484A-43BE-AD34-800727674E01}\WpadNetworkName = "Network 3" tabbtniowa.exe Set value (int) \REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings\Wpad\ea-f7-5e-a1-ae-5f\WpadDecision = "0" tabbtniowa.exe -
Suspicious behavior: EnumeratesProcesses 7 IoCs
Processes:
2373c0c77d9177247d183e1075537e1e1be2092f580765260b080704c63001cd.exe2373c0c77d9177247d183e1075537e1e1be2092f580765260b080704c63001cd.exetabbtniowa.exetabbtniowa.exepid process 1868 2373c0c77d9177247d183e1075537e1e1be2092f580765260b080704c63001cd.exe 1532 2373c0c77d9177247d183e1075537e1e1be2092f580765260b080704c63001cd.exe 1596 tabbtniowa.exe 1756 tabbtniowa.exe 1756 tabbtniowa.exe 1756 tabbtniowa.exe 1756 tabbtniowa.exe -
Suspicious behavior: RenamesItself 1 IoCs
Processes:
2373c0c77d9177247d183e1075537e1e1be2092f580765260b080704c63001cd.exepid process 1532 2373c0c77d9177247d183e1075537e1e1be2092f580765260b080704c63001cd.exe -
Suspicious use of WriteProcessMemory 8 IoCs
Processes:
2373c0c77d9177247d183e1075537e1e1be2092f580765260b080704c63001cd.exetabbtniowa.exedescription pid process target process PID 1868 wrote to memory of 1532 1868 2373c0c77d9177247d183e1075537e1e1be2092f580765260b080704c63001cd.exe 2373c0c77d9177247d183e1075537e1e1be2092f580765260b080704c63001cd.exe PID 1868 wrote to memory of 1532 1868 2373c0c77d9177247d183e1075537e1e1be2092f580765260b080704c63001cd.exe 2373c0c77d9177247d183e1075537e1e1be2092f580765260b080704c63001cd.exe PID 1868 wrote to memory of 1532 1868 2373c0c77d9177247d183e1075537e1e1be2092f580765260b080704c63001cd.exe 2373c0c77d9177247d183e1075537e1e1be2092f580765260b080704c63001cd.exe PID 1868 wrote to memory of 1532 1868 2373c0c77d9177247d183e1075537e1e1be2092f580765260b080704c63001cd.exe 2373c0c77d9177247d183e1075537e1e1be2092f580765260b080704c63001cd.exe PID 1596 wrote to memory of 1756 1596 tabbtniowa.exe tabbtniowa.exe PID 1596 wrote to memory of 1756 1596 tabbtniowa.exe tabbtniowa.exe PID 1596 wrote to memory of 1756 1596 tabbtniowa.exe tabbtniowa.exe PID 1596 wrote to memory of 1756 1596 tabbtniowa.exe tabbtniowa.exe
Processes
-
C:\Users\Admin\AppData\Local\Temp\2373c0c77d9177247d183e1075537e1e1be2092f580765260b080704c63001cd.exe"C:\Users\Admin\AppData\Local\Temp\2373c0c77d9177247d183e1075537e1e1be2092f580765260b080704c63001cd.exe"1⤵
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of WriteProcessMemory
-
C:\Users\Admin\AppData\Local\Temp\2373c0c77d9177247d183e1075537e1e1be2092f580765260b080704c63001cd.exe"C:\Users\Admin\AppData\Local\Temp\2373c0c77d9177247d183e1075537e1e1be2092f580765260b080704c63001cd.exe"2⤵
- Suspicious behavior: EnumeratesProcesses
- Suspicious behavior: RenamesItself
-
C:\Windows\SysWOW64\tabbtniowa.exe"C:\Windows\SysWOW64\tabbtniowa.exe"1⤵
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of WriteProcessMemory
-
C:\Windows\SysWOW64\tabbtniowa.exe"C:\Windows\SysWOW64\tabbtniowa.exe"2⤵
- Drops file in System32 directory
- Modifies data under HKEY_USERS
- Suspicious behavior: EnumeratesProcesses
Network
MITRE ATT&CK Matrix ATT&CK v6
Replay Monitor
Loading Replay Monitor...
Downloads
-
memory/1532-69-0x0000000000250000-0x0000000000267000-memory.dmpFilesize
92KB
-
memory/1532-60-0x0000000000000000-mapping.dmp
-
memory/1532-70-0x0000000000290000-0x00000000002A0000-memory.dmpFilesize
64KB
-
memory/1532-87-0x0000000000250000-0x0000000000267000-memory.dmpFilesize
92KB
-
memory/1532-62-0x0000000000270000-0x0000000000287000-memory.dmpFilesize
92KB
-
memory/1532-66-0x0000000000270000-0x0000000000287000-memory.dmpFilesize
92KB
-
memory/1596-84-0x0000000000250000-0x0000000000267000-memory.dmpFilesize
92KB
-
memory/1756-88-0x0000000000310000-0x0000000000327000-memory.dmpFilesize
92KB
-
memory/1756-79-0x0000000000330000-0x0000000000347000-memory.dmpFilesize
92KB
-
memory/1756-83-0x0000000000330000-0x0000000000347000-memory.dmpFilesize
92KB
-
memory/1756-85-0x0000000000310000-0x0000000000327000-memory.dmpFilesize
92KB
-
memory/1756-86-0x0000000000350000-0x0000000000360000-memory.dmpFilesize
64KB
-
memory/1756-77-0x0000000000000000-mapping.dmp
-
memory/1868-68-0x00000000003F0000-0x0000000000400000-memory.dmpFilesize
64KB
-
memory/1868-59-0x0000000000450000-0x0000000000467000-memory.dmpFilesize
92KB
-
memory/1868-67-0x00000000003D0000-0x00000000003E7000-memory.dmpFilesize
92KB
-
memory/1868-55-0x0000000000450000-0x0000000000467000-memory.dmpFilesize
92KB
-
memory/1868-54-0x00000000759E1000-0x00000000759E3000-memory.dmpFilesize
8KB