Analysis Overview
SHA256
eac27f773d364b92fed8f6a500eb7781e1dbb10b32b1fab7ebe42742376b874e
Threat Level: Known bad
The file eac27f773d364b92fed8f6a500eb7781e1dbb10b32b1fab7ebe42742376b874e was found to be: Known bad.
Malicious Activity Summary
Blackmoon, KrBanker
Detect Blackmoon payload
Checks computer location settings
VMProtect packed file
Executes dropped EXE
Loads dropped DLL
Unsigned PE
Enumerates physical storage devices
Suspicious behavior: EnumeratesProcesses
Suspicious use of SetWindowsHookEx
Modifies registry class
Suspicious use of WriteProcessMemory
Suspicious behavior: GetForegroundWindowSpam
MITRE ATT&CK
Enterprise Matrix V15
Analysis: static1
Detonation Overview
Reported
2023-12-08 05:29
Signatures
VMProtect packed file
| Description | Indicator | Process | Target |
| N/A | N/A | N/A | N/A |
Unsigned PE
| Description | Indicator | Process | Target |
| N/A | N/A | N/A | N/A |
Analysis: behavioral1
Detonation Overview
Submitted
2023-12-08 05:29
Reported
2023-12-08 05:32
Platform
win7-20231201-en
Max time kernel
120s
Max time network
121s
Command Line
Signatures
Blackmoon, KrBanker
Detect Blackmoon payload
| Description | Indicator | Process | Target |
| N/A | N/A | N/A | N/A |
| N/A | N/A | N/A | N/A |
Executes dropped EXE
| Description | Indicator | Process | Target |
| N/A | N/A | C:\Users\Admin\AppData\Local\Temp\aow_dr.exe | N/A |
Loads dropped DLL
| Description | Indicator | Process | Target |
| N/A | N/A | C:\Users\Admin\AppData\Local\Temp\eac27f773d364b92fed8f6a500eb7781e1dbb10b32b1fab7ebe42742376b874e.exe | N/A |
| N/A | N/A | N/A | N/A |
VMProtect packed file
| Description | Indicator | Process | Target |
| N/A | N/A | N/A | N/A |
| N/A | N/A | N/A | N/A |
Enumerates physical storage devices
Suspicious behavior: EnumeratesProcesses
| Description | Indicator | Process | Target |
| N/A | N/A | C:\Users\Admin\AppData\Local\Temp\eac27f773d364b92fed8f6a500eb7781e1dbb10b32b1fab7ebe42742376b874e.exe | N/A |
| N/A | N/A | C:\Users\Admin\AppData\Local\Temp\eac27f773d364b92fed8f6a500eb7781e1dbb10b32b1fab7ebe42742376b874e.exe | N/A |
Suspicious behavior: GetForegroundWindowSpam
| Description | Indicator | Process | Target |
| N/A | N/A | C:\Users\Admin\AppData\Local\Temp\eac27f773d364b92fed8f6a500eb7781e1dbb10b32b1fab7ebe42742376b874e.exe | N/A |
Suspicious use of SetWindowsHookEx
| Description | Indicator | Process | Target |
| N/A | N/A | C:\Users\Admin\AppData\Local\Temp\eac27f773d364b92fed8f6a500eb7781e1dbb10b32b1fab7ebe42742376b874e.exe | N/A |
| N/A | N/A | C:\Users\Admin\AppData\Local\Temp\eac27f773d364b92fed8f6a500eb7781e1dbb10b32b1fab7ebe42742376b874e.exe | N/A |
Suspicious use of WriteProcessMemory
Processes
C:\Users\Admin\AppData\Local\Temp\eac27f773d364b92fed8f6a500eb7781e1dbb10b32b1fab7ebe42742376b874e.exe
"C:\Users\Admin\AppData\Local\Temp\eac27f773d364b92fed8f6a500eb7781e1dbb10b32b1fab7ebe42742376b874e.exe"
C:\Windows\SysWOW64\NOTEPAD.EXE
"C:\Windows\system32\NOTEPAD.EXE" C:\Users\Admin\AppData\Local\Temp\ÏêϸʹÓÃ˵Ã÷.txt
C:\Users\Admin\AppData\Local\Temp\aow_dr.exe
C:\Users\Admin\AppData\Local\Temp\aow_dr.exe
Network
Files
memory/2524-0-0x0000000000230000-0x0000000000231000-memory.dmp
memory/2524-3-0x0000000000400000-0x00000000015B1000-memory.dmp
memory/2524-2-0x0000000000230000-0x0000000000231000-memory.dmp
memory/2524-5-0x0000000000230000-0x0000000000231000-memory.dmp
memory/2524-6-0x0000000000250000-0x0000000000251000-memory.dmp
memory/2524-10-0x0000000000250000-0x0000000000251000-memory.dmp
memory/2524-8-0x0000000000250000-0x0000000000251000-memory.dmp
memory/2524-13-0x0000000000260000-0x0000000000261000-memory.dmp
memory/2524-15-0x0000000000260000-0x0000000000261000-memory.dmp
memory/2524-18-0x0000000000270000-0x0000000000271000-memory.dmp
memory/2524-20-0x0000000000270000-0x0000000000271000-memory.dmp
memory/2524-23-0x0000000000290000-0x0000000000291000-memory.dmp
memory/2524-31-0x00000000002B0000-0x00000000002B1000-memory.dmp
memory/2524-30-0x00000000002A0000-0x00000000002A1000-memory.dmp
memory/2524-33-0x00000000002B0000-0x00000000002B1000-memory.dmp
memory/2524-28-0x00000000002A0000-0x00000000002A1000-memory.dmp
memory/2524-25-0x0000000000290000-0x0000000000291000-memory.dmp
memory/2524-35-0x00000000002B0000-0x00000000002B1000-memory.dmp
memory/2524-37-0x0000000077200000-0x0000000077201000-memory.dmp
C:\Users\Admin\AppData\Local\Temp\ÏêϸʹÓÃ˵Ã÷.txt
| MD5 | a84add5fa56d9791dbb5300e1938538a |
| SHA1 | ee5510d9f21b8975af2b2a656be25f358b753b7d |
| SHA256 | 137cbdceee790d4166945d3c62080fa5145458769cd7bc44616b4fb799b44144 |
| SHA512 | e09d38e1413b9aa031cceb9fd5b14ca36a728e8115b0de8476161c8549f742cc00e7a3728475e8fffe65bbfafde01bfe788aca859d73552cadfd4f54d9c1dd4f |
\Users\Admin\AppData\Local\Temp\aow_dr.exe
| MD5 | b5dd2ad618694048355e2e3c396d7860 |
| SHA1 | bceaf75cf61c51bf711cd9180d95d30355a99578 |
| SHA256 | 5ff4970bd69b9f541ae61a56be0d87436ce6258ca87ffcea16b9bb4767846e91 |
| SHA512 | d1a01f35f84b1b3fde339d351a101bac8826365a26c597dfa76397d72a6378a89c43b64718ef71694cfa814b40e12309b5b31f47721301c6d7d9ca1497fb66ec |
C:\Users\Admin\AppData\Local\Temp\aow_dr.exe
| MD5 | b5dd2ad618694048355e2e3c396d7860 |
| SHA1 | bceaf75cf61c51bf711cd9180d95d30355a99578 |
| SHA256 | 5ff4970bd69b9f541ae61a56be0d87436ce6258ca87ffcea16b9bb4767846e91 |
| SHA512 | d1a01f35f84b1b3fde339d351a101bac8826365a26c597dfa76397d72a6378a89c43b64718ef71694cfa814b40e12309b5b31f47721301c6d7d9ca1497fb66ec |
\Users\Admin\AppData\Local\Temp\aow_dr.exe
| MD5 | b5dd2ad618694048355e2e3c396d7860 |
| SHA1 | bceaf75cf61c51bf711cd9180d95d30355a99578 |
| SHA256 | 5ff4970bd69b9f541ae61a56be0d87436ce6258ca87ffcea16b9bb4767846e91 |
| SHA512 | d1a01f35f84b1b3fde339d351a101bac8826365a26c597dfa76397d72a6378a89c43b64718ef71694cfa814b40e12309b5b31f47721301c6d7d9ca1497fb66ec |
C:\Users\Admin\AppData\Local\Temp\dr.dll
| MD5 | 8471b22c4ffd8240cdcc363284d62e61 |
| SHA1 | 24681a90b32ee0da595b875fe59ea2fa2e5bf592 |
| SHA256 | c8f57935622e8fea2ff0a963e8dc82b08dc4e3d65440e63405cb0f505993d83f |
| SHA512 | 6972a7486bbff19c71026276376abd8d289ef1089f2835dea32b5edec0682f635508aad25354a6c2f82254887e120584e12ca494a273012432c5c9e18dda3571 |
memory/2524-51-0x0000000000400000-0x00000000015B1000-memory.dmp
Analysis: behavioral2
Detonation Overview
Submitted
2023-12-08 05:29
Reported
2023-12-08 05:32
Platform
win10v2004-20231130-en
Max time kernel
149s
Max time network
148s
Command Line
Signatures
Blackmoon, KrBanker
Detect Blackmoon payload
| Description | Indicator | Process | Target |
| N/A | N/A | N/A | N/A |
| N/A | N/A | N/A | N/A |
Checks computer location settings
| Description | Indicator | Process | Target |
| Key value queried | \REGISTRY\USER\S-1-5-21-596315103-1488671723-776734015-1000\Control Panel\International\Geo\Nation | C:\Users\Admin\AppData\Local\Temp\eac27f773d364b92fed8f6a500eb7781e1dbb10b32b1fab7ebe42742376b874e.exe | N/A |
Executes dropped EXE
| Description | Indicator | Process | Target |
| N/A | N/A | C:\Users\Admin\AppData\Local\Temp\aow_dr.exe | N/A |
VMProtect packed file
| Description | Indicator | Process | Target |
| N/A | N/A | N/A | N/A |
| N/A | N/A | N/A | N/A |
Enumerates physical storage devices
Modifies registry class
| Description | Indicator | Process | Target |
| Key created | \REGISTRY\USER\S-1-5-21-596315103-1488671723-776734015-1000_Classes\Local Settings | C:\Users\Admin\AppData\Local\Temp\eac27f773d364b92fed8f6a500eb7781e1dbb10b32b1fab7ebe42742376b874e.exe | N/A |
Suspicious behavior: EnumeratesProcesses
Suspicious use of SetWindowsHookEx
| Description | Indicator | Process | Target |
| N/A | N/A | C:\Users\Admin\AppData\Local\Temp\eac27f773d364b92fed8f6a500eb7781e1dbb10b32b1fab7ebe42742376b874e.exe | N/A |
| N/A | N/A | C:\Users\Admin\AppData\Local\Temp\eac27f773d364b92fed8f6a500eb7781e1dbb10b32b1fab7ebe42742376b874e.exe | N/A |
Suspicious use of WriteProcessMemory
| Description | Indicator | Process | Target |
| PID 4732 wrote to memory of 1592 | N/A | C:\Users\Admin\AppData\Local\Temp\eac27f773d364b92fed8f6a500eb7781e1dbb10b32b1fab7ebe42742376b874e.exe | C:\Windows\SysWOW64\NOTEPAD.EXE |
| PID 4732 wrote to memory of 1592 | N/A | C:\Users\Admin\AppData\Local\Temp\eac27f773d364b92fed8f6a500eb7781e1dbb10b32b1fab7ebe42742376b874e.exe | C:\Windows\SysWOW64\NOTEPAD.EXE |
| PID 4732 wrote to memory of 1592 | N/A | C:\Users\Admin\AppData\Local\Temp\eac27f773d364b92fed8f6a500eb7781e1dbb10b32b1fab7ebe42742376b874e.exe | C:\Windows\SysWOW64\NOTEPAD.EXE |
| PID 4732 wrote to memory of 4396 | N/A | C:\Users\Admin\AppData\Local\Temp\eac27f773d364b92fed8f6a500eb7781e1dbb10b32b1fab7ebe42742376b874e.exe | C:\Users\Admin\AppData\Local\Temp\aow_dr.exe |
| PID 4732 wrote to memory of 4396 | N/A | C:\Users\Admin\AppData\Local\Temp\eac27f773d364b92fed8f6a500eb7781e1dbb10b32b1fab7ebe42742376b874e.exe | C:\Users\Admin\AppData\Local\Temp\aow_dr.exe |
Processes
C:\Users\Admin\AppData\Local\Temp\eac27f773d364b92fed8f6a500eb7781e1dbb10b32b1fab7ebe42742376b874e.exe
"C:\Users\Admin\AppData\Local\Temp\eac27f773d364b92fed8f6a500eb7781e1dbb10b32b1fab7ebe42742376b874e.exe"
C:\Windows\SysWOW64\NOTEPAD.EXE
"C:\Windows\system32\NOTEPAD.EXE" C:\Users\Admin\AppData\Local\Temp\ÏêϸʹÓÃ˵Ã÷.txt
C:\Users\Admin\AppData\Local\Temp\aow_dr.exe
C:\Users\Admin\AppData\Local\Temp\aow_dr.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 | 23.177.190.20.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 194.178.17.96.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 95.221.229.192.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 158.240.127.40.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 9.228.82.20.in-addr.arpa | udp |
| US | 8.8.8.8:53 | g.bing.com | udp |
| US | 204.79.197.200:443 | g.bing.com | tcp |
| US | 8.8.8.8:53 | 26.35.223.20.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 200.197.79.204.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 41.110.16.96.in-addr.arpa | udp |
| US | 8.8.8.8:53 | tse1.mm.bing.net | udp |
| US | 204.79.197.200:443 | tse1.mm.bing.net | tcp |
| US | 204.79.197.200:443 | tse1.mm.bing.net | tcp |
| US | 8.8.8.8:53 | 2.136.104.51.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 26.165.165.52.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 198.187.3.20.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 240.221.184.93.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 173.178.17.96.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 21.236.111.52.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 88.156.103.20.in-addr.arpa | udp |
Files
memory/4732-0-0x0000000001780000-0x0000000001781000-memory.dmp
memory/4732-1-0x0000000001C80000-0x0000000001C81000-memory.dmp
memory/4732-2-0x0000000000400000-0x00000000015B1000-memory.dmp
memory/4732-3-0x0000000001CB0000-0x0000000001CB1000-memory.dmp
memory/4732-4-0x0000000003470000-0x0000000003471000-memory.dmp
memory/4732-5-0x0000000003480000-0x0000000003481000-memory.dmp
memory/4732-6-0x0000000003490000-0x0000000003491000-memory.dmp
memory/4732-7-0x00000000034A0000-0x00000000034A1000-memory.dmp
C:\Users\Admin\AppData\Local\Temp\ÏêϸʹÓÃ˵Ã÷.txt
| MD5 | a84add5fa56d9791dbb5300e1938538a |
| SHA1 | ee5510d9f21b8975af2b2a656be25f358b753b7d |
| SHA256 | 137cbdceee790d4166945d3c62080fa5145458769cd7bc44616b4fb799b44144 |
| SHA512 | e09d38e1413b9aa031cceb9fd5b14ca36a728e8115b0de8476161c8549f742cc00e7a3728475e8fffe65bbfafde01bfe788aca859d73552cadfd4f54d9c1dd4f |
C:\Users\Admin\AppData\Local\Temp\aow_dr.exe
| MD5 | b5dd2ad618694048355e2e3c396d7860 |
| SHA1 | bceaf75cf61c51bf711cd9180d95d30355a99578 |
| SHA256 | 5ff4970bd69b9f541ae61a56be0d87436ce6258ca87ffcea16b9bb4767846e91 |
| SHA512 | d1a01f35f84b1b3fde339d351a101bac8826365a26c597dfa76397d72a6378a89c43b64718ef71694cfa814b40e12309b5b31f47721301c6d7d9ca1497fb66ec |
C:\Users\Admin\AppData\Local\Temp\aow_dr.exe
| MD5 | b5dd2ad618694048355e2e3c396d7860 |
| SHA1 | bceaf75cf61c51bf711cd9180d95d30355a99578 |
| SHA256 | 5ff4970bd69b9f541ae61a56be0d87436ce6258ca87ffcea16b9bb4767846e91 |
| SHA512 | d1a01f35f84b1b3fde339d351a101bac8826365a26c597dfa76397d72a6378a89c43b64718ef71694cfa814b40e12309b5b31f47721301c6d7d9ca1497fb66ec |
C:\Users\Admin\AppData\Local\Temp\dr.dll
| MD5 | 797f63a1da1c2177cde767eaf392689f |
| SHA1 | 5378489b4f3b77a00e6e770b6add48f2145f839c |
| SHA256 | cba7cc202a99e4699deb3d6a9f840713b700a09fc03391a0ffd82a3def81c607 |
| SHA512 | d3f57682cbd970e4f8c85058ab438a92c0c9400d4c25b7986b247fdf5395dd80422781ddf7aa98c3f51db028866606c33425d52736f1d07df2905231764416e2 |
memory/4732-21-0x0000000000400000-0x00000000015B1000-memory.dmp