Analysis Overview
SHA256
4106de61a00c8e6b599cb74e7d30cc3304e283be19432b56d1721130dadfc37c
Threat Level: Known bad
The file 4106de61a00c8e6b599cb74e7d30cc3304e283be19432b56d1721130dadfc37c was found to be: Known bad.
Malicious Activity Summary
Blackmoon family
Blackmoon, KrBanker
Detect Blackmoon payload
Adds policy Run key to start application
Checks computer location settings
Loads dropped DLL
Executes dropped EXE
Enumerates physical storage devices
System Location Discovery: System Language Discovery
Unsigned PE
Suspicious use of WriteProcessMemory
Suspicious use of SetWindowsHookEx
Suspicious use of AdjustPrivilegeToken
Suspicious behavior: EnumeratesProcesses
MITRE ATT&CK
Enterprise Matrix V15
Analysis: static1
Detonation Overview
Reported
2024-11-02 22:55
Signatures
Unsigned PE
| Description | Indicator | Process | Target |
| N/A | N/A | N/A | N/A |
Analysis: behavioral1
Detonation Overview
Submitted
2024-11-02 22:55
Reported
2024-11-02 22:58
Platform
win7-20241010-en
Max time kernel
120s
Max time network
135s
Command Line
Signatures
Blackmoon family
Blackmoon, KrBanker
Detect Blackmoon payload
| Description | Indicator | Process | Target |
| N/A | N/A | N/A | N/A |
Adds policy Run key to start application
| Description | Indicator | Process | Target |
| Set value (str) | \REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows\CurrentVersion\Policies\Explorer\Run\8kaI7262 = "C:\\Users\\Admin\\AppData\\Roaming\\aokhn\\RtI6u_xOJ2NAy\\8kaI7262.exe" | C:\Users\Admin\AppData\Roaming\aokhn\RtI6u_xOJ2NAy\8kaI7262.exe | N/A |
| Key created | \REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows\CurrentVersion\Policies\Explorer\Run | C:\Users\Admin\AppData\Roaming\aokhn\RtI6u_xOJ2NAy\8kaI7262.exe | N/A |
Executes dropped EXE
| Description | Indicator | Process | Target |
| N/A | N/A | C:\Users\Admin\AppData\Roaming\aokhn\RtI6u_xOJ2NAy\8kaI7262.exe | N/A |
Loads dropped DLL
| Description | Indicator | Process | Target |
| N/A | N/A | C:\Users\Admin\AppData\Roaming\aokhn\RtI6u_xOJ2NAy\8kaI7262.exe | N/A |
Enumerates physical storage devices
System Location Discovery: System Language Discovery
| Description | Indicator | Process | Target |
| Key opened | \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language | C:\Users\Admin\AppData\Roaming\aokhn\RtI6u_xOJ2NAy\8kaI7262.exe | N/A |
Suspicious behavior: EnumeratesProcesses
| Description | Indicator | Process | Target |
| N/A | N/A | C:\Users\Admin\AppData\Roaming\aokhn\RtI6u_xOJ2NAy\8kaI7262.exe | N/A |
| N/A | N/A | C:\Users\Admin\AppData\Roaming\aokhn\RtI6u_xOJ2NAy\8kaI7262.exe | N/A |
| N/A | N/A | C:\Users\Admin\AppData\Roaming\aokhn\RtI6u_xOJ2NAy\8kaI7262.exe | N/A |
| N/A | N/A | C:\Users\Admin\AppData\Roaming\aokhn\RtI6u_xOJ2NAy\8kaI7262.exe | N/A |
Suspicious use of AdjustPrivilegeToken
| Description | Indicator | Process | Target |
| Token: SeDebugPrivilege | N/A | C:\Users\Admin\AppData\Roaming\aokhn\RtI6u_xOJ2NAy\8kaI7262.exe | N/A |
Suspicious use of SetWindowsHookEx
| Description | Indicator | Process | Target |
| N/A | N/A | C:\Users\Admin\AppData\Roaming\aokhn\RtI6u_xOJ2NAy\8kaI7262.exe | N/A |
| N/A | N/A | C:\Users\Admin\AppData\Roaming\aokhn\RtI6u_xOJ2NAy\8kaI7262.exe | N/A |
| N/A | N/A | C:\Users\Admin\AppData\Roaming\aokhn\RtI6u_xOJ2NAy\8kaI7262.exe | N/A |
| N/A | N/A | C:\Users\Admin\AppData\Roaming\aokhn\RtI6u_xOJ2NAy\8kaI7262.exe | N/A |
Suspicious use of WriteProcessMemory
Processes
C:\Users\Admin\AppData\Local\Temp\4106de61a00c8e6b599cb74e7d30cc3304e283be19432b56d1721130dadfc37c.exe
"C:\Users\Admin\AppData\Local\Temp\4106de61a00c8e6b599cb74e7d30cc3304e283be19432b56d1721130dadfc37c.exe"
C:\Users\Admin\AppData\Local\Temp\4106de61a00c8e6b599cb74e7d30cc3304e283be19432b56d1721130dadfc37c.exe
C:\Users\Admin\AppData\Local\Temp\4106de61a00c8e6b599cb74e7d30cc3304e283be19432b56d1721130dadfc37c.exe 45063C065A06530675066306740675065A06470662066B066F0668065A0647067606760642066706720667065A065406690667066B066F06680661065A06670669066D066E0668065A06540672064F063006730659067E0649064C063406480647067F065A063E066D0667064F063106340630063406--aa`
C:\Users\Admin\AppData\Roaming\aokhn\RtI6u_xOJ2NAy\8kaI7262.exe
"C:\Users\Admin\AppData\Roaming\aokhn\RtI6u_xOJ2NAy\8kaI7262.exe"
Network
| Country | Destination | Domain | Proto |
| HK | 154.39.238.102:8080 | 154.39.238.102 | tcp |
| HK | 154.39.238.102:12345 | tcp |
Files
C:\Users\Admin\AppData\Roaming\aokhn\RtI6u_xOJ2NAy\8kaI7262.exe
| MD5 | ae1817f4788e6733af457bd5dff46289 |
| SHA1 | 32ba5f36e80c28f256204fa3abda0ab2774d8af8 |
| SHA256 | 08ccea61d93eb33675dffdeda73003d57b8f6710db4f9d98a5ec398a377101cd |
| SHA512 | 6c73589e5b2a540fa116cf11f8871acd4b0c391a22f6adad28ac07b9144150762faf6153cde82a2b661f93d4b9c36a73aff5438ebe31515869e79a397a6d1d01 |
C:\Users\Admin\AppData\Roaming\aokhn\RtI6u_xOJ2NAy\Microsoft.WindowsAppRuntime.Bootstrap.dll
| MD5 | 5f8ed487eb810823682db34b48e9dc2a |
| SHA1 | 6a71057639c8e2689285ae188bb24a0e9779d344 |
| SHA256 | 9c7117275638d9381bdb0ef53f589bd046bc43fb1f209c88763975804c13b55f |
| SHA512 | 6f1d3894652f8f6de6bbc866aceba31957707960f2912f297a214c9e46b1be752f63370c4ae84e57182b4583898bdc6a9e673d84060398e6c9b2fe6feeb9626c |
memory/2804-11-0x0000000000250000-0x0000000000251000-memory.dmp
memory/2804-12-0x0000000000200000-0x0000000000201000-memory.dmp
memory/2804-13-0x0000000000370000-0x0000000000371000-memory.dmp
memory/2804-14-0x0000000002280000-0x0000000002367000-memory.dmp
memory/2804-15-0x0000000002280000-0x0000000002367000-memory.dmp
C:\Users\Admin\AppData\Roaming\aokhn\RtI6u_xOJ2NAy\8kaI7262.txt
| MD5 | d1a1666b76cf5e9d8bd4f19e37801225 |
| SHA1 | e5bff206b78273c0b9fa12521915d1b66c0c6c2c |
| SHA256 | c4db940cd209c6f53e65ea5ae2171e80273b9ad7c7a8756d70a74fdda7b74019 |
| SHA512 | c34b4c9e25adb903fe8c13a2e4841f5dbd666f5285559da21e1dbb4fdafe72154ac52d4e99d628de47744db4d73edd554c22184528001a4b29c284ae163ad6f2 |
memory/2804-17-0x0000000002280000-0x0000000002367000-memory.dmp
memory/2804-18-0x0000000004160000-0x0000000004371000-memory.dmp
memory/2804-24-0x0000000004380000-0x000000000446B000-memory.dmp
memory/2804-23-0x0000000004380000-0x000000000446B000-memory.dmp
memory/2804-22-0x0000000002C20000-0x0000000002C76000-memory.dmp
memory/2804-30-0x0000000004CD0000-0x0000000004E45000-memory.dmp
memory/2804-29-0x0000000002280000-0x0000000002367000-memory.dmp
memory/2804-28-0x0000000004CD0000-0x0000000004E45000-memory.dmp
memory/2804-27-0x0000000003600000-0x0000000003699000-memory.dmp
memory/2804-32-0x00000000032B0000-0x0000000003302000-memory.dmp
memory/2804-33-0x0000000000430000-0x0000000000431000-memory.dmp
memory/2804-34-0x0000000004160000-0x0000000004371000-memory.dmp
memory/2804-35-0x00000000032B0000-0x0000000003302000-memory.dmp
memory/2804-36-0x0000000004160000-0x0000000004371000-memory.dmp
memory/2804-37-0x0000000002C20000-0x0000000002C76000-memory.dmp
memory/2804-38-0x0000000004380000-0x000000000446B000-memory.dmp
memory/2804-39-0x0000000003600000-0x0000000003699000-memory.dmp
memory/2804-40-0x0000000004CD0000-0x0000000004E45000-memory.dmp
memory/2804-41-0x00000000032B0000-0x0000000003302000-memory.dmp
Analysis: behavioral2
Detonation Overview
Submitted
2024-11-02 22:55
Reported
2024-11-02 22:58
Platform
win10v2004-20241007-en
Max time kernel
137s
Max time network
152s
Command Line
Signatures
Blackmoon family
Blackmoon, KrBanker
Detect Blackmoon payload
| Description | Indicator | Process | Target |
| N/A | N/A | N/A | N/A |
Adds policy Run key to start application
| Description | Indicator | Process | Target |
| Key created | \REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows\CurrentVersion\Policies\Explorer\Run | C:\Users\Admin\AppData\Roaming\aokhn\EBBsV7lik_ufJY9Kl34Q\L1TDs9k.exe | N/A |
| Set value (str) | \REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows\CurrentVersion\Policies\Explorer\Run\L1TDs9k = "C:\\Users\\Admin\\AppData\\Roaming\\aokhn\\EBBsV7lik_ufJY9Kl34Q\\L1TDs9k.exe" | C:\Users\Admin\AppData\Roaming\aokhn\EBBsV7lik_ufJY9Kl34Q\L1TDs9k.exe | N/A |
Checks computer location settings
| Description | Indicator | Process | Target |
| Key value queried | \REGISTRY\USER\S-1-5-21-2878641211-696417878-3864914810-1000\Control Panel\International\Geo\Nation | C:\Users\Admin\AppData\Local\Temp\4106de61a00c8e6b599cb74e7d30cc3304e283be19432b56d1721130dadfc37c.exe | N/A |
Executes dropped EXE
| Description | Indicator | Process | Target |
| N/A | N/A | C:\Users\Admin\AppData\Roaming\aokhn\EBBsV7lik_ufJY9Kl34Q\L1TDs9k.exe | N/A |
Loads dropped DLL
| Description | Indicator | Process | Target |
| N/A | N/A | C:\Users\Admin\AppData\Roaming\aokhn\EBBsV7lik_ufJY9Kl34Q\L1TDs9k.exe | N/A |
Enumerates physical storage devices
System Location Discovery: System Language Discovery
| Description | Indicator | Process | Target |
| Key opened | \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language | C:\Users\Admin\AppData\Roaming\aokhn\EBBsV7lik_ufJY9Kl34Q\L1TDs9k.exe | N/A |
Suspicious behavior: EnumeratesProcesses
| Description | Indicator | Process | Target |
| N/A | N/A | C:\Users\Admin\AppData\Roaming\aokhn\EBBsV7lik_ufJY9Kl34Q\L1TDs9k.exe | N/A |
| N/A | N/A | C:\Users\Admin\AppData\Roaming\aokhn\EBBsV7lik_ufJY9Kl34Q\L1TDs9k.exe | N/A |
| N/A | N/A | C:\Users\Admin\AppData\Roaming\aokhn\EBBsV7lik_ufJY9Kl34Q\L1TDs9k.exe | N/A |
| N/A | N/A | C:\Users\Admin\AppData\Roaming\aokhn\EBBsV7lik_ufJY9Kl34Q\L1TDs9k.exe | N/A |
Suspicious use of AdjustPrivilegeToken
| Description | Indicator | Process | Target |
| Token: SeDebugPrivilege | N/A | C:\Users\Admin\AppData\Roaming\aokhn\EBBsV7lik_ufJY9Kl34Q\L1TDs9k.exe | N/A |
Suspicious use of SetWindowsHookEx
| Description | Indicator | Process | Target |
| N/A | N/A | C:\Users\Admin\AppData\Roaming\aokhn\EBBsV7lik_ufJY9Kl34Q\L1TDs9k.exe | N/A |
| N/A | N/A | C:\Users\Admin\AppData\Roaming\aokhn\EBBsV7lik_ufJY9Kl34Q\L1TDs9k.exe | N/A |
| N/A | N/A | C:\Users\Admin\AppData\Roaming\aokhn\EBBsV7lik_ufJY9Kl34Q\L1TDs9k.exe | N/A |
| N/A | N/A | C:\Users\Admin\AppData\Roaming\aokhn\EBBsV7lik_ufJY9Kl34Q\L1TDs9k.exe | N/A |
Suspicious use of WriteProcessMemory
Processes
C:\Users\Admin\AppData\Local\Temp\4106de61a00c8e6b599cb74e7d30cc3304e283be19432b56d1721130dadfc37c.exe
"C:\Users\Admin\AppData\Local\Temp\4106de61a00c8e6b599cb74e7d30cc3304e283be19432b56d1721130dadfc37c.exe"
C:\Users\Admin\AppData\Local\Temp\4106de61a00c8e6b599cb74e7d30cc3304e283be19432b56d1721130dadfc37c.exe
C:\Users\Admin\AppData\Local\Temp\4106de61a00c8e6b599cb74e7d30cc3304e283be19432b56d1721130dadfc37c.exe 45063C065A06530675066306740675065A06470662066B066F0668065A0647067606760642066706720667065A065406690667066B066F06680661065A06670669066D066E0668065A064306440644067506500631066A066F066D065906730660064C065F063F064D066A063506320657065A064A0637065206420675063F066D06--aa`
C:\Users\Admin\AppData\Roaming\aokhn\EBBsV7lik_ufJY9Kl34Q\L1TDs9k.exe
"C:\Users\Admin\AppData\Roaming\aokhn\EBBsV7lik_ufJY9Kl34Q\L1TDs9k.exe"
Network
| Country | Destination | Domain | Proto |
| US | 8.8.8.8:53 | 8.8.8.8.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 97.17.167.52.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 172.210.232.199.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 95.221.229.192.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 56.163.245.4.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 206.23.85.13.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 98.209.201.84.in-addr.arpa | udp |
| HK | 154.39.238.102:8080 | 154.39.238.102 | tcp |
| US | 8.8.8.8:53 | 102.238.39.154.in-addr.arpa | udp |
| HK | 154.39.238.102:12345 | tcp | |
| US | 8.8.8.8:53 | 172.214.232.199.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 30.243.111.52.in-addr.arpa | udp |
| US | 8.8.8.8:53 | tse1.mm.bing.net | udp |
| US | 150.171.28.10:443 | tse1.mm.bing.net | tcp |
| US | 150.171.28.10:443 | tse1.mm.bing.net | tcp |
| US | 150.171.28.10:443 | tse1.mm.bing.net | tcp |
| US | 150.171.28.10:443 | tse1.mm.bing.net | tcp |
| US | 150.171.28.10:443 | tse1.mm.bing.net | tcp |
| US | 8.8.8.8:53 | 88.156.103.20.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 10.28.171.150.in-addr.arpa | udp |
Files
C:\Users\Admin\AppData\Roaming\aokhn\EBBsV7lik_ufJY9Kl34Q\L1TDs9k.exe
| MD5 | ae1817f4788e6733af457bd5dff46289 |
| SHA1 | 32ba5f36e80c28f256204fa3abda0ab2774d8af8 |
| SHA256 | 08ccea61d93eb33675dffdeda73003d57b8f6710db4f9d98a5ec398a377101cd |
| SHA512 | 6c73589e5b2a540fa116cf11f8871acd4b0c391a22f6adad28ac07b9144150762faf6153cde82a2b661f93d4b9c36a73aff5438ebe31515869e79a397a6d1d01 |
C:\Users\Admin\AppData\Roaming\aokhn\EBBsV7lik_ufJY9Kl34Q\Microsoft.WindowsAppRuntime.Bootstrap.dll
| MD5 | 5f8ed487eb810823682db34b48e9dc2a |
| SHA1 | 6a71057639c8e2689285ae188bb24a0e9779d344 |
| SHA256 | 9c7117275638d9381bdb0ef53f589bd046bc43fb1f209c88763975804c13b55f |
| SHA512 | 6f1d3894652f8f6de6bbc866aceba31957707960f2912f297a214c9e46b1be752f63370c4ae84e57182b4583898bdc6a9e673d84060398e6c9b2fe6feeb9626c |
memory/3136-14-0x0000000000A70000-0x0000000000A71000-memory.dmp
memory/3136-15-0x0000000000840000-0x0000000000841000-memory.dmp
memory/3136-16-0x0000000002550000-0x0000000002551000-memory.dmp
memory/3136-17-0x00000000028F0000-0x00000000029D7000-memory.dmp
memory/3136-18-0x00000000028F0000-0x00000000029D7000-memory.dmp
memory/3136-20-0x00000000028F0000-0x00000000029D7000-memory.dmp
C:\Users\Admin\AppData\Roaming\aokhn\EBBsV7lik_ufJY9Kl34Q\L1TDs9k.txt
| MD5 | d1a1666b76cf5e9d8bd4f19e37801225 |
| SHA1 | e5bff206b78273c0b9fa12521915d1b66c0c6c2c |
| SHA256 | c4db940cd209c6f53e65ea5ae2171e80273b9ad7c7a8756d70a74fdda7b74019 |
| SHA512 | c34b4c9e25adb903fe8c13a2e4841f5dbd666f5285559da21e1dbb4fdafe72154ac52d4e99d628de47744db4d73edd554c22184528001a4b29c284ae163ad6f2 |
memory/3136-21-0x00000000028F0000-0x00000000029D7000-memory.dmp
memory/3136-22-0x0000000004110000-0x0000000004321000-memory.dmp
memory/3136-26-0x0000000004760000-0x000000000484B000-memory.dmp
memory/3136-28-0x0000000004DA0000-0x0000000004F15000-memory.dmp
memory/3136-30-0x0000000004360000-0x0000000004361000-memory.dmp
memory/3136-31-0x0000000004110000-0x0000000004321000-memory.dmp
memory/3136-32-0x0000000004C70000-0x0000000004CC2000-memory.dmp
memory/3136-33-0x0000000004110000-0x0000000004321000-memory.dmp