Analysis Overview
SHA256
d3581c31be39f700770e3accfe1b1a65a80cfb96f87a09e3f6252567c2339e1a
Threat Level: Known bad
The file d3581c31be39f700770e3accfe1b1a65a80cfb96f87a09e3f6252567c2339e1a was found to be: Known bad.
Malicious Activity Summary
Modifies Windows Defender Real-time Protection settings
Executes dropped EXE
Windows security modification
Reads user/profile data of web browsers
Adds Run key to start application
Checks installed software on the system
Accesses cryptocurrency files/wallets, possible credential harvesting
Program crash
Suspicious behavior: EnumeratesProcesses
Suspicious use of AdjustPrivilegeToken
Suspicious use of WriteProcessMemory
MITRE ATT&CK
Enterprise Matrix V6
Analysis: static1
Detonation Overview
Reported
2023-04-23 20:50
Signatures
Analysis: behavioral1
Detonation Overview
Submitted
2023-04-23 20:50
Reported
2023-04-23 20:53
Platform
win10v2004-20230221-en
Max time kernel
62s
Max time network
128s
Command Line
Signatures
Modifies Windows Defender Real-time Protection settings
| Description | Indicator | Process | Target |
| Set value (int) | \REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Policies\Microsoft\Windows Defender\Real-Time Protection\DisableBehaviorMonitoring = "1" | C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\pr793578.exe | N/A |
| Set value (int) | \REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Policies\Microsoft\Windows Defender\Real-Time Protection\DisableIOAVProtection = "1" | C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\pr793578.exe | N/A |
| Set value (int) | \REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Policies\Microsoft\Windows Defender\Real-Time Protection\DisableOnAccessProtection = "1" | C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\pr793578.exe | N/A |
| Set value (int) | \REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Policies\Microsoft\Windows Defender\Real-Time Protection\DisableRealtimeMonitoring = "1" | C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\pr793578.exe | N/A |
| Set value (int) | \REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Policies\Microsoft\Windows Defender\Real-Time Protection\DisableScanOnRealtimeEnable = "1" | C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\pr793578.exe | N/A |
| Key created | \REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Policies\Microsoft\Windows Defender\Real-Time Protection | C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\pr793578.exe | N/A |
Executes dropped EXE
| Description | Indicator | Process | Target |
| N/A | N/A | C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\un879104.exe | N/A |
| N/A | N/A | C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\pr793578.exe | N/A |
| N/A | N/A | C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\qu137750.exe | N/A |
| N/A | N/A | C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\si605853.exe | N/A |
Reads user/profile data of web browsers
Windows security modification
| Description | Indicator | Process | Target |
| Key created | \REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Microsoft\Windows Defender\Features | C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\pr793578.exe | N/A |
| Set value (int) | \REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Microsoft\Windows Defender\Features\TamperProtection = "0" | C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\pr793578.exe | N/A |
Accesses cryptocurrency files/wallets, possible credential harvesting
Adds Run key to start application
| Description | Indicator | Process | Target |
| Set value (str) | \REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Microsoft\Windows\CurrentVersion\RunOnce\wextract_cleanup1 = "rundll32.exe C:\\Windows\\system32\\advpack.dll,DelNodeRunDLL32 \"C:\\Users\\Admin\\AppData\\Local\\Temp\\IXP001.TMP\\\"" | C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\un879104.exe | N/A |
| Key created | \REGISTRY\MACHINE\Software\WOW6432Node\Microsoft\Windows\CurrentVersion\RunOnce | C:\Users\Admin\AppData\Local\Temp\d3581c31be39f700770e3accfe1b1a65a80cfb96f87a09e3f6252567c2339e1a.exe | N/A |
| Set value (str) | \REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Microsoft\Windows\CurrentVersion\RunOnce\wextract_cleanup0 = "rundll32.exe C:\\Windows\\system32\\advpack.dll,DelNodeRunDLL32 \"C:\\Users\\Admin\\AppData\\Local\\Temp\\IXP000.TMP\\\"" | C:\Users\Admin\AppData\Local\Temp\d3581c31be39f700770e3accfe1b1a65a80cfb96f87a09e3f6252567c2339e1a.exe | N/A |
| Key created | \REGISTRY\MACHINE\Software\WOW6432Node\Microsoft\Windows\CurrentVersion\RunOnce | C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\un879104.exe | N/A |
Checks installed software on the system
Program crash
| Description | Indicator | Process | Target |
| N/A | N/A | C:\Windows\SysWOW64\WerFault.exe | C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\pr793578.exe |
| N/A | N/A | C:\Windows\SysWOW64\WerFault.exe | C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\qu137750.exe |
Suspicious behavior: EnumeratesProcesses
| Description | Indicator | Process | Target |
| N/A | N/A | C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\pr793578.exe | N/A |
| N/A | N/A | C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\pr793578.exe | N/A |
| N/A | N/A | C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\qu137750.exe | N/A |
| N/A | N/A | C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\qu137750.exe | N/A |
| N/A | N/A | C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\si605853.exe | N/A |
| N/A | N/A | C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\si605853.exe | N/A |
Suspicious use of AdjustPrivilegeToken
| Description | Indicator | Process | Target |
| Token: SeDebugPrivilege | N/A | C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\pr793578.exe | N/A |
| Token: SeDebugPrivilege | N/A | C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\qu137750.exe | N/A |
| Token: SeDebugPrivilege | N/A | C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\si605853.exe | N/A |
Suspicious use of WriteProcessMemory
Processes
C:\Users\Admin\AppData\Local\Temp\d3581c31be39f700770e3accfe1b1a65a80cfb96f87a09e3f6252567c2339e1a.exe
"C:\Users\Admin\AppData\Local\Temp\d3581c31be39f700770e3accfe1b1a65a80cfb96f87a09e3f6252567c2339e1a.exe"
C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\un879104.exe
C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\un879104.exe
C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\pr793578.exe
C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\pr793578.exe
C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -pss -s 184 -p 1904 -ip 1904
C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -u -p 1904 -s 1080
C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\qu137750.exe
C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\qu137750.exe
C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -pss -s 568 -p 4052 -ip 4052
C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -u -p 4052 -s 1320
C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\si605853.exe
C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\si605853.exe
Network
| Country | Destination | Domain | Proto |
| US | 8.8.8.8:53 | 149.220.183.52.in-addr.arpa | udp |
| US | 117.18.237.29:80 | tcp | |
| US | 8.8.8.8:53 | 71.31.126.40.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 133.211.185.52.in-addr.arpa | udp |
| N/A | 185.161.248.142:38452 | tcp | |
| US | 8.8.8.8:53 | 142.248.161.185.in-addr.arpa | udp |
| N/A | 185.161.248.142:38452 | tcp | |
| US | 40.77.2.164:443 | tcp | |
| US | 8.8.8.8:53 | 50.23.12.20.in-addr.arpa | udp |
| US | 52.168.112.66:443 | tcp | |
| US | 209.197.3.8:80 | tcp | |
| US | 209.197.3.8:80 | tcp | |
| NL | 173.223.113.164:443 | tcp | |
| US | 8.8.8.8:53 | 15.164.165.52.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 2.36.159.162.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 15.164.165.52.in-addr.arpa | udp |
| US | 93.184.221.240:80 | tcp |
Files
C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\un879104.exe
| MD5 | f1dd48a2bbb537b89cbccf841271e61b |
| SHA1 | fd7e68bedbe6f743d08e64a937e46c64fa690e23 |
| SHA256 | a0e89caeac76c3da01e0d4b5104b570f1560b53cbab9fd35c554b1085f0d08ff |
| SHA512 | 7836c3bbaf21016178c7f4884d374664910e38a245d01e296d889cd2e709361996573e0987534a41fa0cf1f8b91c8112f2117544d157dd941bc3d2f359457371 |
C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\un879104.exe
| MD5 | f1dd48a2bbb537b89cbccf841271e61b |
| SHA1 | fd7e68bedbe6f743d08e64a937e46c64fa690e23 |
| SHA256 | a0e89caeac76c3da01e0d4b5104b570f1560b53cbab9fd35c554b1085f0d08ff |
| SHA512 | 7836c3bbaf21016178c7f4884d374664910e38a245d01e296d889cd2e709361996573e0987534a41fa0cf1f8b91c8112f2117544d157dd941bc3d2f359457371 |
C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\pr793578.exe
| MD5 | 2291e857827bd9acbccab089a1b18071 |
| SHA1 | b1db9aec44b78256754bd87d71b79859f68209af |
| SHA256 | e9a631f6229b40f0e485a7fd832e8ee08cbd72a8b87009c4059696b03c1544c0 |
| SHA512 | fa520e06f4b32f842b39d321b0c9a92f96ecd330534d1f6b698ad3777df4fbe9ed842faafc1e1892580d7220393faa6809f8f71b78b7bc21dd39ece9d42c4e77 |
C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\pr793578.exe
| MD5 | 2291e857827bd9acbccab089a1b18071 |
| SHA1 | b1db9aec44b78256754bd87d71b79859f68209af |
| SHA256 | e9a631f6229b40f0e485a7fd832e8ee08cbd72a8b87009c4059696b03c1544c0 |
| SHA512 | fa520e06f4b32f842b39d321b0c9a92f96ecd330534d1f6b698ad3777df4fbe9ed842faafc1e1892580d7220393faa6809f8f71b78b7bc21dd39ece9d42c4e77 |
memory/1904-148-0x0000000002BE0000-0x0000000002C0D000-memory.dmp
memory/1904-149-0x0000000004D10000-0x0000000004D20000-memory.dmp
memory/1904-151-0x00000000072C0000-0x0000000007864000-memory.dmp
memory/1904-150-0x0000000004D10000-0x0000000004D20000-memory.dmp
memory/1904-152-0x0000000004D10000-0x0000000004D20000-memory.dmp
memory/1904-153-0x0000000004D20000-0x0000000004D32000-memory.dmp
memory/1904-154-0x0000000004D20000-0x0000000004D32000-memory.dmp
memory/1904-156-0x0000000004D20000-0x0000000004D32000-memory.dmp
memory/1904-158-0x0000000004D20000-0x0000000004D32000-memory.dmp
memory/1904-160-0x0000000004D20000-0x0000000004D32000-memory.dmp
memory/1904-162-0x0000000004D20000-0x0000000004D32000-memory.dmp
memory/1904-164-0x0000000004D20000-0x0000000004D32000-memory.dmp
memory/1904-166-0x0000000004D20000-0x0000000004D32000-memory.dmp
memory/1904-168-0x0000000004D20000-0x0000000004D32000-memory.dmp
memory/1904-170-0x0000000004D20000-0x0000000004D32000-memory.dmp
memory/1904-172-0x0000000004D20000-0x0000000004D32000-memory.dmp
memory/1904-174-0x0000000004D20000-0x0000000004D32000-memory.dmp
memory/1904-176-0x0000000004D20000-0x0000000004D32000-memory.dmp
memory/1904-178-0x0000000004D20000-0x0000000004D32000-memory.dmp
memory/1904-180-0x0000000004D20000-0x0000000004D32000-memory.dmp
memory/1904-181-0x0000000000400000-0x0000000002BAE000-memory.dmp
memory/1904-182-0x0000000004D10000-0x0000000004D20000-memory.dmp
memory/1904-183-0x0000000004D10000-0x0000000004D20000-memory.dmp
memory/1904-185-0x0000000000400000-0x0000000002BAE000-memory.dmp
C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\qu137750.exe
| MD5 | 69f286e66adc9aef41b552bb6f701e7a |
| SHA1 | d85ebb6e915e8661712431592f43cf1eb349f937 |
| SHA256 | 9e0c680bae2bdb86190c9c86ba2d86cf475e011b7fd4376373e02c8ad48184fe |
| SHA512 | 63db0170f3329195f1e251cd8a54281ceb3d555e54b52c35d152e232007a3a03a12141a495b1f2da821b0365dca598b7ea2bcea3750ecb938ac2650cffdd5c52 |
C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\qu137750.exe
| MD5 | 69f286e66adc9aef41b552bb6f701e7a |
| SHA1 | d85ebb6e915e8661712431592f43cf1eb349f937 |
| SHA256 | 9e0c680bae2bdb86190c9c86ba2d86cf475e011b7fd4376373e02c8ad48184fe |
| SHA512 | 63db0170f3329195f1e251cd8a54281ceb3d555e54b52c35d152e232007a3a03a12141a495b1f2da821b0365dca598b7ea2bcea3750ecb938ac2650cffdd5c52 |
memory/4052-190-0x00000000071B0000-0x00000000071E5000-memory.dmp
memory/4052-191-0x00000000071B0000-0x00000000071E5000-memory.dmp
memory/4052-193-0x00000000071B0000-0x00000000071E5000-memory.dmp
memory/4052-195-0x00000000071B0000-0x00000000071E5000-memory.dmp
memory/4052-197-0x00000000071B0000-0x00000000071E5000-memory.dmp
memory/4052-199-0x00000000071B0000-0x00000000071E5000-memory.dmp
memory/4052-201-0x00000000071B0000-0x00000000071E5000-memory.dmp
memory/4052-203-0x00000000071B0000-0x00000000071E5000-memory.dmp
memory/4052-204-0x0000000002D40000-0x0000000002D86000-memory.dmp
memory/4052-206-0x0000000007250000-0x0000000007260000-memory.dmp
memory/4052-207-0x00000000071B0000-0x00000000071E5000-memory.dmp
memory/4052-208-0x0000000007250000-0x0000000007260000-memory.dmp
memory/4052-211-0x0000000007250000-0x0000000007260000-memory.dmp
memory/4052-213-0x00000000071B0000-0x00000000071E5000-memory.dmp
memory/4052-210-0x00000000071B0000-0x00000000071E5000-memory.dmp
memory/4052-215-0x00000000071B0000-0x00000000071E5000-memory.dmp
memory/4052-217-0x00000000071B0000-0x00000000071E5000-memory.dmp
memory/4052-219-0x00000000071B0000-0x00000000071E5000-memory.dmp
memory/4052-221-0x00000000071B0000-0x00000000071E5000-memory.dmp
memory/4052-223-0x00000000071B0000-0x00000000071E5000-memory.dmp
memory/4052-225-0x00000000071B0000-0x00000000071E5000-memory.dmp
memory/4052-227-0x00000000071B0000-0x00000000071E5000-memory.dmp
memory/4052-986-0x0000000009D90000-0x000000000A3A8000-memory.dmp
memory/4052-987-0x000000000A420000-0x000000000A432000-memory.dmp
memory/4052-988-0x000000000A440000-0x000000000A54A000-memory.dmp
memory/4052-989-0x000000000A560000-0x000000000A59C000-memory.dmp
memory/4052-990-0x0000000007250000-0x0000000007260000-memory.dmp
memory/4052-991-0x000000000A860000-0x000000000A8C6000-memory.dmp
memory/4052-992-0x000000000AF30000-0x000000000AFC2000-memory.dmp
memory/4052-993-0x000000000AFF0000-0x000000000B066000-memory.dmp
memory/4052-994-0x000000000B0C0000-0x000000000B282000-memory.dmp
memory/4052-995-0x000000000B2B0000-0x000000000B7DC000-memory.dmp
memory/4052-996-0x000000000BAE0000-0x000000000BAFE000-memory.dmp
memory/4052-997-0x0000000004C30000-0x0000000004C80000-memory.dmp
memory/4052-1002-0x0000000007250000-0x0000000007260000-memory.dmp
memory/4052-1001-0x0000000007250000-0x0000000007260000-memory.dmp
C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\si605853.exe
| MD5 | 8c80b06d843bd6a7599a5be2075d9a55 |
| SHA1 | caf86cf2f908f6ac64b8d4788bc61aaaf672f9f2 |
| SHA256 | e794f573618cef6be742a0f574f179aa1087b51c4ec23bcf7faa16415028850e |
| SHA512 | cd902bd2607ee797a60f615c550304e45ff59f2313cbb596b50fae913eae481987a8bde0a83587b153192eeb97514f281864c5fb3db4dc128453d507c5aeeded |
C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\si605853.exe
| MD5 | 8c80b06d843bd6a7599a5be2075d9a55 |
| SHA1 | caf86cf2f908f6ac64b8d4788bc61aaaf672f9f2 |
| SHA256 | e794f573618cef6be742a0f574f179aa1087b51c4ec23bcf7faa16415028850e |
| SHA512 | cd902bd2607ee797a60f615c550304e45ff59f2313cbb596b50fae913eae481987a8bde0a83587b153192eeb97514f281864c5fb3db4dc128453d507c5aeeded |
memory/3852-1006-0x00000000000D0000-0x00000000000F8000-memory.dmp
memory/3852-1007-0x00000000071D0000-0x00000000071E0000-memory.dmp