Analysis
-
max time kernel
120s -
max time network
94s -
platform
windows10-2004_x64 -
resource
win10v2004-20240802-en -
resource tags
arch:x64arch:x86image:win10v2004-20240802-enlocale:en-usos:windows10-2004-x64system -
submitted
07/09/2024, 02:16
Static task
static1
1 signatures
Behavioral task
behavioral1
Sample
13d5c9b92b92e9e770ec1fb18e479660N.exe
Resource
win7-20240903-en
windows7-x64
8 signatures
120 seconds
Behavioral task
behavioral2
Sample
13d5c9b92b92e9e770ec1fb18e479660N.exe
Resource
win10v2004-20240802-en
windows10-2004-x64
7 signatures
120 seconds
General
-
Target
13d5c9b92b92e9e770ec1fb18e479660N.exe
-
Size
101KB
-
MD5
13d5c9b92b92e9e770ec1fb18e479660
-
SHA1
006b5b235f7d1f23f0ce7f4bbc7d3cd88693e2bd
-
SHA256
1d65b73f3f2f625fd69924f824dd1c5fbd284ae55ff303b6fd41e2fe0ffb8052
-
SHA512
5c6262f8a07bbb24e82d3fb9aabbf7247adf32390141a048d545813d6b61772c09b0cf684ec3ebc22124c9cde80db362cb2acb8dcf7aa53c6f00ba5f435e08e9
-
SSDEEP
1536:BteqGDlXvCDB04f5Gn/L8NRel1iwe1yUEDHzunhn:Olg35GT9CwEmHQ
Score
7/10
Malware Config
Signatures
-
Executes dropped EXE 2 IoCs
pid Process 1900 amkisak-ecid.exe 2496 amkisak-ecid.exe -
Modifies WinLogon 2 TTPs 5 IoCs
description ioc Process Key created \REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Microsoft\Windows NT\CurrentVersion\Winlogon\Notify amkisak-ecid.exe Set value (str) \REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Microsoft\Windows NT\CurrentVersion\Winlogon\Notify\{BC84DF00-BC38-9902-8082-6FCBF2D87A0B}\012345678901234567890123456789012345678901234567890123456789012345678901234567890123456789012345678901234567890123456789012345 = "a" amkisak-ecid.exe Set value (str) \REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Microsoft\Windows NT\CurrentVersion\Winlogon\Notify\{BC84DF00-BC38-9902-8082-6FCBF2D87A0B}\DLLName = "C:\\Windows\\system32\\earnikog.dll" amkisak-ecid.exe Set value (str) \REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Microsoft\Windows NT\CurrentVersion\Winlogon\Notify\{BC84DF00-BC38-9902-8082-6FCBF2D87A0B}\Startup = "Startup" amkisak-ecid.exe Key created \REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Microsoft\Windows NT\CurrentVersion\Winlogon\Notify\{BC84DF00-BC38-9902-8082-6FCBF2D87A0B} amkisak-ecid.exe -
Drops file in System32 directory 5 IoCs
description ioc Process File created C:\Windows\SysWOW64\amkisak-ecid.exe 13d5c9b92b92e9e770ec1fb18e479660N.exe File opened for modification C:\Windows\SysWOW64\earnikog.dll amkisak-ecid.exe File created C:\Windows\SysWOW64\earnikog.dll amkisak-ecid.exe File opened for modification C:\Windows\SysWOW64\amkisak-ecid.exe amkisak-ecid.exe File opened for modification C:\Windows\SysWOW64\amkisak-ecid.exe 13d5c9b92b92e9e770ec1fb18e479660N.exe -
System Location Discovery: System Language Discovery 1 TTPs 3 IoCs
Attempt gather information about the system language of a victim in order to infer the geographical location of that host.
description ioc Process Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language amkisak-ecid.exe Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language amkisak-ecid.exe Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language 13d5c9b92b92e9e770ec1fb18e479660N.exe -
Suspicious behavior: EnumeratesProcesses 64 IoCs
pid Process 1900 amkisak-ecid.exe 1900 amkisak-ecid.exe 1900 amkisak-ecid.exe 1900 amkisak-ecid.exe 1900 amkisak-ecid.exe 1900 amkisak-ecid.exe 1900 amkisak-ecid.exe 1900 amkisak-ecid.exe 2496 amkisak-ecid.exe 2496 amkisak-ecid.exe 1900 amkisak-ecid.exe 1900 amkisak-ecid.exe 1900 amkisak-ecid.exe 1900 amkisak-ecid.exe 1900 amkisak-ecid.exe 1900 amkisak-ecid.exe 1900 amkisak-ecid.exe 1900 amkisak-ecid.exe 1900 amkisak-ecid.exe 1900 amkisak-ecid.exe 1900 amkisak-ecid.exe 1900 amkisak-ecid.exe 1900 amkisak-ecid.exe 1900 amkisak-ecid.exe 1900 amkisak-ecid.exe 1900 amkisak-ecid.exe 1900 amkisak-ecid.exe 1900 amkisak-ecid.exe 1900 amkisak-ecid.exe 1900 amkisak-ecid.exe 1900 amkisak-ecid.exe 1900 amkisak-ecid.exe 1900 amkisak-ecid.exe 1900 amkisak-ecid.exe 1900 amkisak-ecid.exe 1900 amkisak-ecid.exe 1900 amkisak-ecid.exe 1900 amkisak-ecid.exe 1900 amkisak-ecid.exe 1900 amkisak-ecid.exe 1900 amkisak-ecid.exe 1900 amkisak-ecid.exe 1900 amkisak-ecid.exe 1900 amkisak-ecid.exe 1900 amkisak-ecid.exe 1900 amkisak-ecid.exe 1900 amkisak-ecid.exe 1900 amkisak-ecid.exe 1900 amkisak-ecid.exe 1900 amkisak-ecid.exe 1900 amkisak-ecid.exe 1900 amkisak-ecid.exe 1900 amkisak-ecid.exe 1900 amkisak-ecid.exe 1900 amkisak-ecid.exe 1900 amkisak-ecid.exe 1900 amkisak-ecid.exe 1900 amkisak-ecid.exe 1900 amkisak-ecid.exe 1900 amkisak-ecid.exe 1900 amkisak-ecid.exe 1900 amkisak-ecid.exe 1900 amkisak-ecid.exe 1900 amkisak-ecid.exe -
Suspicious use of AdjustPrivilegeToken 2 IoCs
description pid Process Token: SeDebugPrivilege 4364 13d5c9b92b92e9e770ec1fb18e479660N.exe Token: SeDebugPrivilege 1900 amkisak-ecid.exe -
Suspicious use of WriteProcessMemory 64 IoCs
description pid Process procid_target PID 4364 wrote to memory of 1900 4364 13d5c9b92b92e9e770ec1fb18e479660N.exe 82 PID 4364 wrote to memory of 1900 4364 13d5c9b92b92e9e770ec1fb18e479660N.exe 82 PID 4364 wrote to memory of 1900 4364 13d5c9b92b92e9e770ec1fb18e479660N.exe 82 PID 1900 wrote to memory of 612 1900 amkisak-ecid.exe 5 PID 1900 wrote to memory of 3484 1900 amkisak-ecid.exe 56 PID 1900 wrote to memory of 3484 1900 amkisak-ecid.exe 56 PID 1900 wrote to memory of 2496 1900 amkisak-ecid.exe 83 PID 1900 wrote to memory of 2496 1900 amkisak-ecid.exe 83 PID 1900 wrote to memory of 2496 1900 amkisak-ecid.exe 83 PID 1900 wrote to memory of 3484 1900 amkisak-ecid.exe 56 PID 1900 wrote to memory of 3484 1900 amkisak-ecid.exe 56 PID 1900 wrote to memory of 3484 1900 amkisak-ecid.exe 56 PID 1900 wrote to memory of 3484 1900 amkisak-ecid.exe 56 PID 1900 wrote to memory of 3484 1900 amkisak-ecid.exe 56 PID 1900 wrote to memory of 3484 1900 amkisak-ecid.exe 56 PID 1900 wrote to memory of 3484 1900 amkisak-ecid.exe 56 PID 1900 wrote to memory of 3484 1900 amkisak-ecid.exe 56 PID 1900 wrote to memory of 3484 1900 amkisak-ecid.exe 56 PID 1900 wrote to memory of 3484 1900 amkisak-ecid.exe 56 PID 1900 wrote to memory of 3484 1900 amkisak-ecid.exe 56 PID 1900 wrote to memory of 3484 1900 amkisak-ecid.exe 56 PID 1900 wrote to memory of 3484 1900 amkisak-ecid.exe 56 PID 1900 wrote to memory of 3484 1900 amkisak-ecid.exe 56 PID 1900 wrote to memory of 3484 1900 amkisak-ecid.exe 56 PID 1900 wrote to memory of 3484 1900 amkisak-ecid.exe 56 PID 1900 wrote to memory of 3484 1900 amkisak-ecid.exe 56 PID 1900 wrote to memory of 3484 1900 amkisak-ecid.exe 56 PID 1900 wrote to memory of 3484 1900 amkisak-ecid.exe 56 PID 1900 wrote to memory of 3484 1900 amkisak-ecid.exe 56 PID 1900 wrote to memory of 3484 1900 amkisak-ecid.exe 56 PID 1900 wrote to memory of 3484 1900 amkisak-ecid.exe 56 PID 1900 wrote to memory of 3484 1900 amkisak-ecid.exe 56 PID 1900 wrote to memory of 3484 1900 amkisak-ecid.exe 56 PID 1900 wrote to memory of 3484 1900 amkisak-ecid.exe 56 PID 1900 wrote to memory of 3484 1900 amkisak-ecid.exe 56 PID 1900 wrote to memory of 3484 1900 amkisak-ecid.exe 56 PID 1900 wrote to memory of 3484 1900 amkisak-ecid.exe 56 PID 1900 wrote to memory of 3484 1900 amkisak-ecid.exe 56 PID 1900 wrote to memory of 3484 1900 amkisak-ecid.exe 56 PID 1900 wrote to memory of 3484 1900 amkisak-ecid.exe 56 PID 1900 wrote to memory of 3484 1900 amkisak-ecid.exe 56 PID 1900 wrote to memory of 3484 1900 amkisak-ecid.exe 56 PID 1900 wrote to memory of 3484 1900 amkisak-ecid.exe 56 PID 1900 wrote to memory of 3484 1900 amkisak-ecid.exe 56 PID 1900 wrote to memory of 3484 1900 amkisak-ecid.exe 56 PID 1900 wrote to memory of 3484 1900 amkisak-ecid.exe 56 PID 1900 wrote to memory of 3484 1900 amkisak-ecid.exe 56 PID 1900 wrote to memory of 3484 1900 amkisak-ecid.exe 56 PID 1900 wrote to memory of 3484 1900 amkisak-ecid.exe 56 PID 1900 wrote to memory of 3484 1900 amkisak-ecid.exe 56 PID 1900 wrote to memory of 3484 1900 amkisak-ecid.exe 56 PID 1900 wrote to memory of 3484 1900 amkisak-ecid.exe 56 PID 1900 wrote to memory of 3484 1900 amkisak-ecid.exe 56 PID 1900 wrote to memory of 3484 1900 amkisak-ecid.exe 56 PID 1900 wrote to memory of 3484 1900 amkisak-ecid.exe 56 PID 1900 wrote to memory of 3484 1900 amkisak-ecid.exe 56 PID 1900 wrote to memory of 3484 1900 amkisak-ecid.exe 56 PID 1900 wrote to memory of 3484 1900 amkisak-ecid.exe 56 PID 1900 wrote to memory of 3484 1900 amkisak-ecid.exe 56 PID 1900 wrote to memory of 3484 1900 amkisak-ecid.exe 56 PID 1900 wrote to memory of 3484 1900 amkisak-ecid.exe 56 PID 1900 wrote to memory of 3484 1900 amkisak-ecid.exe 56 PID 1900 wrote to memory of 3484 1900 amkisak-ecid.exe 56 PID 1900 wrote to memory of 3484 1900 amkisak-ecid.exe 56
Processes
-
C:\Windows\system32\winlogon.exewinlogon.exe1⤵PID:612
-
C:\Windows\Explorer.EXEC:\Windows\Explorer.EXE1⤵PID:3484
-
C:\Users\Admin\AppData\Local\Temp\13d5c9b92b92e9e770ec1fb18e479660N.exe"C:\Users\Admin\AppData\Local\Temp\13d5c9b92b92e9e770ec1fb18e479660N.exe"2⤵
- Drops file in System32 directory
- System Location Discovery: System Language Discovery
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
PID:4364 -
C:\Windows\SysWOW64\amkisak-ecid.exe"C:\Windows\system32\amkisak-ecid.exe"3⤵
- Executes dropped EXE
- Modifies WinLogon
- Drops file in System32 directory
- System Location Discovery: System Language Discovery
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
PID:1900 -
C:\Windows\SysWOW64\amkisak-ecid.exe--k33p4⤵
- Executes dropped EXE
- System Location Discovery: System Language Discovery
- Suspicious behavior: EnumeratesProcesses
PID:2496
-
-
-
Network
MITRE ATT&CK Enterprise v15
Replay Monitor
Loading Replay Monitor...
Downloads
-
Filesize
101KB
MD513d5c9b92b92e9e770ec1fb18e479660
SHA1006b5b235f7d1f23f0ce7f4bbc7d3cd88693e2bd
SHA2561d65b73f3f2f625fd69924f824dd1c5fbd284ae55ff303b6fd41e2fe0ffb8052
SHA5125c6262f8a07bbb24e82d3fb9aabbf7247adf32390141a048d545813d6b61772c09b0cf684ec3ebc22124c9cde80db362cb2acb8dcf7aa53c6f00ba5f435e08e9
-
Filesize
5KB
MD5f37b21c00fd81bd93c89ce741a88f183
SHA1b2796500597c68e2f5638e1101b46eaf32676c1c
SHA25676cf016fd77cb5a06c6ed4674ddc2345e8390c010cf344491a6e742baf2c0fb0
SHA512252fe66dea9a4b9aebc5fd2f24434719cb25159ba51549d9de407f44b6a2f7bce6e071be02c4f2ad6aef588c77f12c00ed415eb54f96dec1b077326e101ce0f4