Analysis
-
max time kernel
42s -
max time network
46s -
platform
windows7_x64 -
resource
win7-20220812-en -
resource tags
arch:x64arch:x86image:win7-20220812-enlocale:en-usos:windows7-x64system -
submitted
15-09-2022 10:15
Static task
static1
Behavioral task
behavioral1
Sample
5f465c9a74f35fef4a66cbf336dc90bed8bc8caf7b51a98cb52406942c05a0e8.exe
Resource
win7-20220812-en
Behavioral task
behavioral2
Sample
5f465c9a74f35fef4a66cbf336dc90bed8bc8caf7b51a98cb52406942c05a0e8.exe
Resource
win10v2004-20220901-en
General
-
Target
5f465c9a74f35fef4a66cbf336dc90bed8bc8caf7b51a98cb52406942c05a0e8.exe
-
Size
362KB
-
MD5
8b6f3a6e8d9797093a78f0b85da4a1fc
-
SHA1
2f8346a3ec3427c5a7681d166501f8f42f620b3b
-
SHA256
5f465c9a74f35fef4a66cbf336dc90bed8bc8caf7b51a98cb52406942c05a0e8
-
SHA512
c0ad94faa01f5f3fd67a90df327bd0862243c1f335ccf2582f92867f3c751dfdaf73b7e2d86bd494ca1cc8ba199db7964d61493cd37855a35acbfe0256d2f7ef
-
SSDEEP
6144:jMBqR7GNXx/qukHSTS4pkUSRE8UgYULy/1q5sU5AtatTFqX7tNfVXVHQLIiu8c:j4gGNBOyfpnmaDd2shQfwZGEX8c
Malware Config
Signatures
-
OnlyLogger
A tiny loader that uses IPLogger to get its payload.
-
OnlyLogger payload 2 IoCs
Processes:
resource yara_rule behavioral1/memory/996-57-0x0000000002F30000-0x0000000002F79000-memory.dmp family_onlylogger behavioral1/memory/996-59-0x0000000000400000-0x0000000002F22000-memory.dmp family_onlylogger -
Deletes itself 1 IoCs
Processes:
cmd.exepid process 1728 cmd.exe -
Enumerates physical storage devices 1 TTPs
Attempts to interact with connected storage/optical drive(s). Likely ransomware behaviour.
-
Kills process with taskkill 1 IoCs
Processes:
taskkill.exepid process 1212 taskkill.exe -
Suspicious use of AdjustPrivilegeToken 1 IoCs
Processes:
taskkill.exedescription pid process Token: SeDebugPrivilege 1212 taskkill.exe -
Suspicious use of WriteProcessMemory 8 IoCs
Processes:
5f465c9a74f35fef4a66cbf336dc90bed8bc8caf7b51a98cb52406942c05a0e8.execmd.exedescription pid process target process PID 996 wrote to memory of 1728 996 5f465c9a74f35fef4a66cbf336dc90bed8bc8caf7b51a98cb52406942c05a0e8.exe cmd.exe PID 996 wrote to memory of 1728 996 5f465c9a74f35fef4a66cbf336dc90bed8bc8caf7b51a98cb52406942c05a0e8.exe cmd.exe PID 996 wrote to memory of 1728 996 5f465c9a74f35fef4a66cbf336dc90bed8bc8caf7b51a98cb52406942c05a0e8.exe cmd.exe PID 996 wrote to memory of 1728 996 5f465c9a74f35fef4a66cbf336dc90bed8bc8caf7b51a98cb52406942c05a0e8.exe cmd.exe PID 1728 wrote to memory of 1212 1728 cmd.exe taskkill.exe PID 1728 wrote to memory of 1212 1728 cmd.exe taskkill.exe PID 1728 wrote to memory of 1212 1728 cmd.exe taskkill.exe PID 1728 wrote to memory of 1212 1728 cmd.exe taskkill.exe
Processes
-
C:\Users\Admin\AppData\Local\Temp\5f465c9a74f35fef4a66cbf336dc90bed8bc8caf7b51a98cb52406942c05a0e8.exe"C:\Users\Admin\AppData\Local\Temp\5f465c9a74f35fef4a66cbf336dc90bed8bc8caf7b51a98cb52406942c05a0e8.exe"1⤵
- Suspicious use of WriteProcessMemory
-
C:\Windows\SysWOW64\cmd.exe"C:\Windows\System32\cmd.exe" /c taskkill /im "5f465c9a74f35fef4a66cbf336dc90bed8bc8caf7b51a98cb52406942c05a0e8.exe" /f & erase "C:\Users\Admin\AppData\Local\Temp\5f465c9a74f35fef4a66cbf336dc90bed8bc8caf7b51a98cb52406942c05a0e8.exe" & exit2⤵
- Deletes itself
- Suspicious use of WriteProcessMemory
-
C:\Windows\SysWOW64\taskkill.exetaskkill /im "5f465c9a74f35fef4a66cbf336dc90bed8bc8caf7b51a98cb52406942c05a0e8.exe" /f3⤵
- Kills process with taskkill
- Suspicious use of AdjustPrivilegeToken
Network
MITRE ATT&CK Matrix ATT&CK v6
Replay Monitor
Loading Replay Monitor...
Downloads
-
memory/996-54-0x00000000762D1000-0x00000000762D3000-memory.dmpFilesize
8KB
-
memory/996-56-0x000000000028D000-0x00000000002B7000-memory.dmpFilesize
168KB
-
memory/996-57-0x0000000002F30000-0x0000000002F79000-memory.dmpFilesize
292KB
-
memory/996-59-0x0000000000400000-0x0000000002F22000-memory.dmpFilesize
43.1MB
-
memory/1212-58-0x0000000000000000-mapping.dmp
-
memory/1728-55-0x0000000000000000-mapping.dmp