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Analysis
-
max time kernel
144s -
max time network
152s -
platform
windows7_x64 -
resource
win7-20240903-en -
resource tags
arch:x64arch:x86image:win7-20240903-enlocale:en-usos:windows7-x64system -
submitted
24/09/2024, 08:41
Static task
static1
Behavioral task
behavioral1
Sample
6b0c280cf1abcc60a710e7d973465ff78145485ef099740046e83d49ea2487df.exe
Resource
win7-20240903-en
Behavioral task
behavioral2
Sample
6b0c280cf1abcc60a710e7d973465ff78145485ef099740046e83d49ea2487df.exe
Resource
win10v2004-20240802-en
General
-
Target
6b0c280cf1abcc60a710e7d973465ff78145485ef099740046e83d49ea2487df.exe
-
Size
413KB
-
MD5
26ff685918c9334caee79c11bcd81cff
-
SHA1
d653eb3681014a21b794e23eee975fc4a8ff1a1c
-
SHA256
6b0c280cf1abcc60a710e7d973465ff78145485ef099740046e83d49ea2487df
-
SHA512
73e539553b239f8338943b93ff3e7940f95fe901d13dba55a02ceac9250cba77977d59a3a97c8d1cfe40c3c56d581bf25c5de3d2fc20f1fa76c79110939cf163
-
SSDEEP
6144:ITNE3ZRrnaBVlvphVxmP+6CiejgcME1cwYfU+va+RU2:ITNYrnE3bm/CiejewY5vp
Malware Config
Extracted
nanocore
1.2.2.0
4af74541-e3f1-469c-8af7-efe4071b81cf
-
activate_away_mode
false
-
backup_connection_host
178.32.224.116
- backup_dns_server
-
buffer_size
65535
-
build_time
2018-07-28T12:59:38.488799236Z
-
bypass_user_account_control
true
- bypass_user_account_control_data
-
clear_access_control
false
-
clear_zone_identifier
false
-
connect_delay
4000
-
connection_port
46218
-
default_group
tourex
-
enable_debug_mode
true
-
gc_threshold
1.048576e+07
-
keep_alive_timeout
30000
-
keyboard_logging
false
-
lan_timeout
2500
-
max_packet_size
1.048576e+07
-
mutex
4af74541-e3f1-469c-8af7-efe4071b81cf
-
mutex_timeout
5000
-
prevent_system_sleep
false
- primary_connection_host
- primary_dns_server
-
request_elevation
true
-
restart_delay
5000
-
run_delay
0
-
run_on_startup
true
-
set_critical_process
true
-
timeout_interval
5000
-
use_custom_dns_server
false
-
version
1.2.2.0
-
wan_timeout
8000
Signatures
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Executes dropped EXE 1 IoCs
pid Process 2364 ximo2ubzn1i.exe -
Loads dropped DLL 1 IoCs
pid Process 2316 6b0c280cf1abcc60a710e7d973465ff78145485ef099740046e83d49ea2487df.exe -
Adds Run key to start application 2 TTPs 1 IoCs
description ioc Process Set value (str) \REGISTRY\USER\S-1-5-21-457978338-2990298471-2379561640-1000\Software\Microsoft\Windows\CurrentVersion\Run\c5e4gxfvd4v = "C:\\Users\\Admin\\AppData\\Roaming\\c5e4gxfvd4v\\ximo2ubzn1i.exe" 6b0c280cf1abcc60a710e7d973465ff78145485ef099740046e83d49ea2487df.exe -
description ioc Process Key value queried \REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows\CurrentVersion\Policies\System\EnableLUA regasm.exe -
Suspicious use of SetThreadContext 1 IoCs
description pid Process procid_target PID 2364 set thread context of 2752 2364 ximo2ubzn1i.exe 30 -
Enumerates physical storage devices 1 TTPs
Attempts to interact with connected storage/optical drive(s).
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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 6b0c280cf1abcc60a710e7d973465ff78145485ef099740046e83d49ea2487df.exe Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language ximo2ubzn1i.exe Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language regasm.exe -
Suspicious behavior: EnumeratesProcesses 3 IoCs
pid Process 2752 regasm.exe 2752 regasm.exe 2752 regasm.exe -
Suspicious behavior: GetForegroundWindowSpam 1 IoCs
pid Process 2752 regasm.exe -
Suspicious use of AdjustPrivilegeToken 1 IoCs
description pid Process Token: SeDebugPrivilege 2752 regasm.exe -
Suspicious use of WriteProcessMemory 16 IoCs
description pid Process procid_target PID 2316 wrote to memory of 2364 2316 6b0c280cf1abcc60a710e7d973465ff78145485ef099740046e83d49ea2487df.exe 29 PID 2316 wrote to memory of 2364 2316 6b0c280cf1abcc60a710e7d973465ff78145485ef099740046e83d49ea2487df.exe 29 PID 2316 wrote to memory of 2364 2316 6b0c280cf1abcc60a710e7d973465ff78145485ef099740046e83d49ea2487df.exe 29 PID 2316 wrote to memory of 2364 2316 6b0c280cf1abcc60a710e7d973465ff78145485ef099740046e83d49ea2487df.exe 29 PID 2364 wrote to memory of 2752 2364 ximo2ubzn1i.exe 30 PID 2364 wrote to memory of 2752 2364 ximo2ubzn1i.exe 30 PID 2364 wrote to memory of 2752 2364 ximo2ubzn1i.exe 30 PID 2364 wrote to memory of 2752 2364 ximo2ubzn1i.exe 30 PID 2364 wrote to memory of 2752 2364 ximo2ubzn1i.exe 30 PID 2364 wrote to memory of 2752 2364 ximo2ubzn1i.exe 30 PID 2364 wrote to memory of 2752 2364 ximo2ubzn1i.exe 30 PID 2364 wrote to memory of 2752 2364 ximo2ubzn1i.exe 30 PID 2364 wrote to memory of 2752 2364 ximo2ubzn1i.exe 30 PID 2364 wrote to memory of 2752 2364 ximo2ubzn1i.exe 30 PID 2364 wrote to memory of 2752 2364 ximo2ubzn1i.exe 30 PID 2364 wrote to memory of 2752 2364 ximo2ubzn1i.exe 30
Processes
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C:\Users\Admin\AppData\Local\Temp\6b0c280cf1abcc60a710e7d973465ff78145485ef099740046e83d49ea2487df.exe"C:\Users\Admin\AppData\Local\Temp\6b0c280cf1abcc60a710e7d973465ff78145485ef099740046e83d49ea2487df.exe"1⤵
- Loads dropped DLL
- Adds Run key to start application
- System Location Discovery: System Language Discovery
- Suspicious use of WriteProcessMemory
PID:2316 -
C:\Users\Admin\AppData\Roaming\c5e4gxfvd4v\ximo2ubzn1i.exe"C:\Users\Admin\AppData\Roaming\c5e4gxfvd4v\ximo2ubzn1i.exe"2⤵
- Executes dropped EXE
- Suspicious use of SetThreadContext
- System Location Discovery: System Language Discovery
- Suspicious use of WriteProcessMemory
PID:2364 -
C:\Windows\Microsoft.NET\Framework\v4.0.30319\regasm.exe"C:\Windows\Microsoft.NET\Framework\v4.0.30319\regasm.exe"3⤵
- Checks whether UAC is enabled
- System Location Discovery: System Language Discovery
- Suspicious behavior: EnumeratesProcesses
- Suspicious behavior: GetForegroundWindowSpam
- Suspicious use of AdjustPrivilegeToken
PID:2752
-
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Network
MITRE ATT&CK Enterprise v15
Replay Monitor
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Downloads
-
Filesize
413KB
MD5134778ee01a7a6ce766cb1b943cc777a
SHA181076a3ae96c9fa935c9f11ecf36c6000a187389
SHA2569b37d8c3edc2c97be681f1cfc9611aa017b6b3c16dc2755b2b43963b9a8b99b8
SHA512df5d12e5f78bbbe56f9b73af242e242cbaa11b5a26bb21a747b485c1177901e79a55ff39beab3748ce3956d6f7069b56c68444b2f76bc6ed1fc736afc4c66aa8