Analysis
-
max time kernel
147s -
max time network
143s -
platform
windows10-2004_x64 -
resource
win10v2004-20240611-en -
resource tags
arch:x64arch:x86image:win10v2004-20240611-enlocale:en-usos:windows10-2004-x64system -
submitted
15-06-2024 02:31
Static task
static1
Behavioral task
behavioral1
Sample
e346a199826939f2970cdd5337010e08cd761c0dfa35965afb404a04489ec0ed.exe
Resource
win7-20240508-en
General
-
Target
e346a199826939f2970cdd5337010e08cd761c0dfa35965afb404a04489ec0ed.exe
-
Size
820KB
-
MD5
0e4c4d9f7b2ee56acdd9b3da668e2da3
-
SHA1
11189f4174bdeb36fb31ff8a7b2489641dd144be
-
SHA256
e346a199826939f2970cdd5337010e08cd761c0dfa35965afb404a04489ec0ed
-
SHA512
a0b5de3eef3de57468a770f596c98d066eae36d538a9bc0d3e8550d6a4b21c0974deab2cc093bc612a89d935cde902c571ca92f2a61ec6d40bea0d52047df9b9
-
SSDEEP
12288:xxtg61jjk0LAta9AjjNw5DI+J/0oI3QCdiOc8f/TTRptDGiwFMdWefQS4XhEc:xg61jjk0LAta9AODIz88f///dbfQSeK
Malware Config
Extracted
nanocore
1.2.2.0
vjhelena.duckdns.org:54880
alibabaforwader10.ddns.net:54880
a387c389-48e1-4208-8dfc-04ffe53ec013
-
activate_away_mode
true
-
backup_connection_host
alibabaforwader10.ddns.net
-
backup_dns_server
8.8.4.4
-
buffer_size
65535
-
build_time
2024-02-09T13:56:51.135504536Z
-
bypass_user_account_control
true
- bypass_user_account_control_data
-
clear_access_control
true
-
clear_zone_identifier
false
-
connect_delay
4000
-
connection_port
54880
-
default_group
MAY
-
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
a387c389-48e1-4208-8dfc-04ffe53ec013
-
mutex_timeout
5000
-
prevent_system_sleep
false
-
primary_connection_host
vjhelena.duckdns.org
-
primary_dns_server
8.8.8.8
-
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
-
Command and Scripting Interpreter: PowerShell 1 TTPs 2 IoCs
Run Powershell to modify Windows Defender settings to add exclusions for file extensions, paths, and processes.
Processes:
powershell.exepowershell.exepid process 1896 powershell.exe 1584 powershell.exe -
Checks computer location settings 2 TTPs 1 IoCs
Looks up country code configured in the registry, likely geofence.
Processes:
e346a199826939f2970cdd5337010e08cd761c0dfa35965afb404a04489ec0ed.exedescription ioc process Key value queried \REGISTRY\USER\S-1-5-21-4204450073-1267028356-951339405-1000\Control Panel\International\Geo\Nation e346a199826939f2970cdd5337010e08cd761c0dfa35965afb404a04489ec0ed.exe -
Suspicious use of SetThreadContext 1 IoCs
Processes:
e346a199826939f2970cdd5337010e08cd761c0dfa35965afb404a04489ec0ed.exedescription pid process target process PID 228 set thread context of 1784 228 e346a199826939f2970cdd5337010e08cd761c0dfa35965afb404a04489ec0ed.exe RegSvcs.exe -
Enumerates physical storage devices 1 TTPs
Attempts to interact with connected storage/optical drive(s).
-
Creates scheduled task(s) 1 TTPs 1 IoCs
Schtasks is often used by malware for persistence or to perform post-infection execution.
-
Suspicious behavior: EnumeratesProcesses 14 IoCs
Processes:
e346a199826939f2970cdd5337010e08cd761c0dfa35965afb404a04489ec0ed.exepowershell.exepowershell.exeRegSvcs.exepid process 228 e346a199826939f2970cdd5337010e08cd761c0dfa35965afb404a04489ec0ed.exe 228 e346a199826939f2970cdd5337010e08cd761c0dfa35965afb404a04489ec0ed.exe 228 e346a199826939f2970cdd5337010e08cd761c0dfa35965afb404a04489ec0ed.exe 228 e346a199826939f2970cdd5337010e08cd761c0dfa35965afb404a04489ec0ed.exe 228 e346a199826939f2970cdd5337010e08cd761c0dfa35965afb404a04489ec0ed.exe 228 e346a199826939f2970cdd5337010e08cd761c0dfa35965afb404a04489ec0ed.exe 1896 powershell.exe 1584 powershell.exe 228 e346a199826939f2970cdd5337010e08cd761c0dfa35965afb404a04489ec0ed.exe 1896 powershell.exe 1584 powershell.exe 1784 RegSvcs.exe 1784 RegSvcs.exe 1784 RegSvcs.exe -
Suspicious behavior: GetForegroundWindowSpam 1 IoCs
Processes:
RegSvcs.exepid process 1784 RegSvcs.exe -
Suspicious use of AdjustPrivilegeToken 4 IoCs
Processes:
e346a199826939f2970cdd5337010e08cd761c0dfa35965afb404a04489ec0ed.exepowershell.exepowershell.exeRegSvcs.exedescription pid process Token: SeDebugPrivilege 228 e346a199826939f2970cdd5337010e08cd761c0dfa35965afb404a04489ec0ed.exe Token: SeDebugPrivilege 1896 powershell.exe Token: SeDebugPrivilege 1584 powershell.exe Token: SeDebugPrivilege 1784 RegSvcs.exe -
Suspicious use of WriteProcessMemory 17 IoCs
Processes:
e346a199826939f2970cdd5337010e08cd761c0dfa35965afb404a04489ec0ed.exedescription pid process target process PID 228 wrote to memory of 1896 228 e346a199826939f2970cdd5337010e08cd761c0dfa35965afb404a04489ec0ed.exe powershell.exe PID 228 wrote to memory of 1896 228 e346a199826939f2970cdd5337010e08cd761c0dfa35965afb404a04489ec0ed.exe powershell.exe PID 228 wrote to memory of 1896 228 e346a199826939f2970cdd5337010e08cd761c0dfa35965afb404a04489ec0ed.exe powershell.exe PID 228 wrote to memory of 1584 228 e346a199826939f2970cdd5337010e08cd761c0dfa35965afb404a04489ec0ed.exe powershell.exe PID 228 wrote to memory of 1584 228 e346a199826939f2970cdd5337010e08cd761c0dfa35965afb404a04489ec0ed.exe powershell.exe PID 228 wrote to memory of 1584 228 e346a199826939f2970cdd5337010e08cd761c0dfa35965afb404a04489ec0ed.exe powershell.exe PID 228 wrote to memory of 4976 228 e346a199826939f2970cdd5337010e08cd761c0dfa35965afb404a04489ec0ed.exe schtasks.exe PID 228 wrote to memory of 4976 228 e346a199826939f2970cdd5337010e08cd761c0dfa35965afb404a04489ec0ed.exe schtasks.exe PID 228 wrote to memory of 4976 228 e346a199826939f2970cdd5337010e08cd761c0dfa35965afb404a04489ec0ed.exe schtasks.exe PID 228 wrote to memory of 1784 228 e346a199826939f2970cdd5337010e08cd761c0dfa35965afb404a04489ec0ed.exe RegSvcs.exe PID 228 wrote to memory of 1784 228 e346a199826939f2970cdd5337010e08cd761c0dfa35965afb404a04489ec0ed.exe RegSvcs.exe PID 228 wrote to memory of 1784 228 e346a199826939f2970cdd5337010e08cd761c0dfa35965afb404a04489ec0ed.exe RegSvcs.exe PID 228 wrote to memory of 1784 228 e346a199826939f2970cdd5337010e08cd761c0dfa35965afb404a04489ec0ed.exe RegSvcs.exe PID 228 wrote to memory of 1784 228 e346a199826939f2970cdd5337010e08cd761c0dfa35965afb404a04489ec0ed.exe RegSvcs.exe PID 228 wrote to memory of 1784 228 e346a199826939f2970cdd5337010e08cd761c0dfa35965afb404a04489ec0ed.exe RegSvcs.exe PID 228 wrote to memory of 1784 228 e346a199826939f2970cdd5337010e08cd761c0dfa35965afb404a04489ec0ed.exe RegSvcs.exe PID 228 wrote to memory of 1784 228 e346a199826939f2970cdd5337010e08cd761c0dfa35965afb404a04489ec0ed.exe RegSvcs.exe
Processes
-
C:\Users\Admin\AppData\Local\Temp\e346a199826939f2970cdd5337010e08cd761c0dfa35965afb404a04489ec0ed.exe"C:\Users\Admin\AppData\Local\Temp\e346a199826939f2970cdd5337010e08cd761c0dfa35965afb404a04489ec0ed.exe"1⤵
- Checks computer location settings
- Suspicious use of SetThreadContext
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
PID:228 -
C:\Windows\SysWOW64\WindowsPowerShell\v1.0\powershell.exe"C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe" Add-MpPreference -ExclusionPath "C:\Users\Admin\AppData\Local\Temp\e346a199826939f2970cdd5337010e08cd761c0dfa35965afb404a04489ec0ed.exe"2⤵
- Command and Scripting Interpreter: PowerShell
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
PID:1896 -
C:\Windows\SysWOW64\WindowsPowerShell\v1.0\powershell.exe"C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe" Add-MpPreference -ExclusionPath "C:\Users\Admin\AppData\Roaming\PKoUYTS.exe"2⤵
- Command and Scripting Interpreter: PowerShell
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
PID:1584 -
C:\Windows\SysWOW64\schtasks.exe"C:\Windows\System32\schtasks.exe" /Create /TN "Updates\PKoUYTS" /XML "C:\Users\Admin\AppData\Local\Temp\tmpA671.tmp"2⤵
- Creates scheduled task(s)
PID:4976 -
C:\Windows\Microsoft.NET\Framework\v4.0.30319\RegSvcs.exe"C:\Windows\Microsoft.NET\Framework\v4.0.30319\RegSvcs.exe"2⤵
- Suspicious behavior: EnumeratesProcesses
- Suspicious behavior: GetForegroundWindowSpam
- Suspicious use of AdjustPrivilegeToken
PID:1784
Network
MITRE ATT&CK Enterprise v15
Replay Monitor
Loading Replay Monitor...
Downloads
-
C:\Users\Admin\AppData\Local\Microsoft\CLR_v4.0_32\UsageLogs\powershell.exe.logFilesize
2KB
MD5968cb9309758126772781b83adb8a28f
SHA18da30e71accf186b2ba11da1797cf67f8f78b47c
SHA25692099c10776bb7e3f2a8d1b82d4d40d0c4627e4f1bf754a6e58dfd2c2e97042a
SHA5124bd50732f8af4d688d95999bddfd296115d7033ddc38f86c9fb1f47fde202bffa27e9088bebcaa3064ca946af2f5c1ca6cbde49d0907f0005c7ab42874515dd3
-
C:\Users\Admin\AppData\Local\Microsoft\Windows\PowerShell\StartupProfileData-NonInteractiveFilesize
18KB
MD59e2fe16e0643f1bffce81a5709c1b3d1
SHA119a87f7253f8120ee32688842b615b7c8abc4bfd
SHA25676da49442c26131fa031383b8f7c11af789646318b27d94fffc331ead4316619
SHA5127ae517f25ab754dd643ba4b497dc376e3b5b0e96f9d7f73c7851f59695058d05766f7b142e3ed9da0919a4b2804781156854f90ae589976828f872a4dc976539
-
C:\Users\Admin\AppData\Local\Temp\__PSScriptPolicyTest_u0rbdp1q.5bm.ps1Filesize
60B
MD5d17fe0a3f47be24a6453e9ef58c94641
SHA16ab83620379fc69f80c0242105ddffd7d98d5d9d
SHA25696ad1146eb96877eab5942ae0736b82d8b5e2039a80d3d6932665c1a4c87dcf7
SHA5125b592e58f26c264604f98f6aa12860758ce606d1c63220736cf0c779e4e18e3cec8706930a16c38b20161754d1017d1657d35258e58ca22b18f5b232880dec82
-
C:\Users\Admin\AppData\Local\Temp\tmpA671.tmpFilesize
1KB
MD5ea9de8616b5f7d254f7dba6a7a4311e6
SHA1157cdcf0857294ef9e34a851170fcaa9fc6f333d
SHA2566756cb24670aecd3853328348eee90836973743e54f1df10de34dc34e6a33584
SHA512d2126c9b142452eaeaadf88c96b8b90e2299b7707ef65dd4aa815f5e2d48aedcbb250e9c3c5de0dc0a6500230fe0b843cd8d39278e0261dc5542679dbd3f9001
-
memory/228-7-0x0000000005AA0000-0x0000000005AB0000-memory.dmpFilesize
64KB
-
memory/228-4-0x00000000054B0000-0x00000000054BA000-memory.dmpFilesize
40KB
-
memory/228-6-0x00000000069D0000-0x00000000069EA000-memory.dmpFilesize
104KB
-
memory/228-49-0x0000000074BD0000-0x0000000075380000-memory.dmpFilesize
7.7MB
-
memory/228-8-0x0000000006F20000-0x0000000006F9A000-memory.dmpFilesize
488KB
-
memory/228-9-0x000000000A960000-0x000000000A9FC000-memory.dmpFilesize
624KB
-
memory/228-13-0x0000000074BDE000-0x0000000074BDF000-memory.dmpFilesize
4KB
-
memory/228-0-0x0000000074BDE000-0x0000000074BDF000-memory.dmpFilesize
4KB
-
memory/228-5-0x0000000074BD0000-0x0000000075380000-memory.dmpFilesize
7.7MB
-
memory/228-17-0x0000000074BD0000-0x0000000075380000-memory.dmpFilesize
7.7MB
-
memory/228-3-0x0000000005510000-0x00000000055A2000-memory.dmpFilesize
584KB
-
memory/228-1-0x00000000009E0000-0x0000000000AB4000-memory.dmpFilesize
848KB
-
memory/228-2-0x0000000005AC0000-0x0000000006064000-memory.dmpFilesize
5.6MB
-
memory/1584-21-0x0000000074BD0000-0x0000000075380000-memory.dmpFilesize
7.7MB
-
memory/1584-22-0x0000000074BD0000-0x0000000075380000-memory.dmpFilesize
7.7MB
-
memory/1584-83-0x0000000007250000-0x0000000007261000-memory.dmpFilesize
68KB
-
memory/1584-30-0x0000000074BD0000-0x0000000075380000-memory.dmpFilesize
7.7MB
-
memory/1584-79-0x00000000076A0000-0x0000000007D1A000-memory.dmpFilesize
6.5MB
-
memory/1584-69-0x0000000075480000-0x00000000754CC000-memory.dmpFilesize
304KB
-
memory/1584-93-0x0000000074BD0000-0x0000000075380000-memory.dmpFilesize
7.7MB
-
memory/1584-38-0x0000000005620000-0x0000000005974000-memory.dmpFilesize
3.3MB
-
memory/1784-54-0x0000000006260000-0x000000000627E000-memory.dmpFilesize
120KB
-
memory/1784-37-0x0000000000400000-0x0000000000438000-memory.dmpFilesize
224KB
-
memory/1784-53-0x00000000053F0000-0x00000000053FA000-memory.dmpFilesize
40KB
-
memory/1784-55-0x0000000005810000-0x000000000581A000-memory.dmpFilesize
40KB
-
memory/1896-15-0x0000000004830000-0x0000000004866000-memory.dmpFilesize
216KB
-
memory/1896-51-0x0000000006360000-0x00000000063AC000-memory.dmpFilesize
304KB
-
memory/1896-50-0x0000000005DC0000-0x0000000005DDE000-memory.dmpFilesize
120KB
-
memory/1896-35-0x0000000005830000-0x0000000005896000-memory.dmpFilesize
408KB
-
memory/1896-57-0x0000000075480000-0x00000000754CC000-memory.dmpFilesize
304KB
-
memory/1896-56-0x0000000006D80000-0x0000000006DB2000-memory.dmpFilesize
200KB
-
memory/1896-67-0x0000000006320000-0x000000000633E000-memory.dmpFilesize
120KB
-
memory/1896-68-0x0000000006DC0000-0x0000000006E63000-memory.dmpFilesize
652KB
-
memory/1896-36-0x00000000058A0000-0x0000000005906000-memory.dmpFilesize
408KB
-
memory/1896-29-0x0000000005640000-0x0000000005662000-memory.dmpFilesize
136KB
-
memory/1896-80-0x00000000070F0000-0x000000000710A000-memory.dmpFilesize
104KB
-
memory/1896-81-0x0000000007160000-0x000000000716A000-memory.dmpFilesize
40KB
-
memory/1896-82-0x0000000007370000-0x0000000007406000-memory.dmpFilesize
600KB
-
memory/1896-20-0x0000000074BD0000-0x0000000075380000-memory.dmpFilesize
7.7MB
-
memory/1896-84-0x0000000007320000-0x000000000732E000-memory.dmpFilesize
56KB
-
memory/1896-85-0x0000000007330000-0x0000000007344000-memory.dmpFilesize
80KB
-
memory/1896-86-0x0000000007430000-0x000000000744A000-memory.dmpFilesize
104KB
-
memory/1896-87-0x0000000007410000-0x0000000007418000-memory.dmpFilesize
32KB
-
memory/1896-19-0x0000000074BD0000-0x0000000075380000-memory.dmpFilesize
7.7MB
-
memory/1896-18-0x0000000074BD0000-0x0000000075380000-memory.dmpFilesize
7.7MB
-
memory/1896-16-0x0000000004EA0000-0x00000000054C8000-memory.dmpFilesize
6.2MB
-
memory/1896-94-0x0000000074BD0000-0x0000000075380000-memory.dmpFilesize
7.7MB