Analysis Overview
SHA256
27ac4656ed2ddbae711ea1fc0a4ec7277c65015166997304bf9ff53622f69fc5
Threat Level: Known bad
The file mapper.exe was found to be: Known bad.
Malicious Activity Summary
Gozi
Reads user/profile data of web browsers
Loads dropped DLL
Executes dropped EXE
Looks up external IP address via web service
Legitimate hosting services abused for malware hosting/C2
Unsigned PE
Enumerates physical storage devices
Suspicious behavior: EnumeratesProcesses
Suspicious use of SendNotifyMessage
Suspicious use of WriteProcessMemory
Suspicious use of SetWindowsHookEx
Creates scheduled task(s)
Suspicious use of AdjustPrivilegeToken
Suspicious use of FindShellTrayWindow
Modifies registry class
Suspicious use of UnmapMainImage
Suspicious behavior: GetForegroundWindowSpam
MITRE ATT&CK
Enterprise Matrix V15
Analysis: static1
Detonation Overview
Reported
2024-03-10 13:47
Signatures
Unsigned PE
| Description | Indicator | Process | Target |
| N/A | N/A | N/A | N/A |
Analysis: behavioral1
Detonation Overview
Submitted
2024-03-10 13:47
Reported
2024-03-10 13:50
Platform
win11-20240221-en
Max time kernel
157s
Max time network
160s
Command Line
Signatures
Gozi
Executes dropped EXE
| Description | Indicator | Process | Target |
| N/A | N/A | C:\Users\Admin\AppData\Local\Temp\uexylubw.exe | N/A |
Loads dropped DLL
| Description | Indicator | Process | Target |
| N/A | N/A | C:\Users\Admin\AppData\Local\Temp\mapper.exe | N/A |
Reads user/profile data of web browsers
Legitimate hosting services abused for malware hosting/C2
| Description | Indicator | Process | Target |
| N/A | raw.githubusercontent.com | N/A | N/A |
| N/A | discord.com | N/A | N/A |
| N/A | raw.githubusercontent.com | N/A | N/A |
| N/A | discord.com | N/A | N/A |
| N/A | discord.com | N/A | N/A |
Looks up external IP address via web service
| Description | Indicator | Process | Target |
| N/A | checkip.amazonaws.com | N/A | N/A |
Enumerates physical storage devices
Creates scheduled task(s)
| Description | Indicator | Process | Target |
| N/A | N/A | C:\Windows\SysWOW64\schtasks.exe | N/A |
Modifies registry class
| Description | Indicator | Process | Target |
| Key created | \REGISTRY\USER\S-1-5-21-647252928-2816094679-1307623958-1000_Classes\ms-settings\shell\open\command | C:\Windows\SysWOW64\reg.exe | N/A |
| Set value (str) | \REGISTRY\USER\S-1-5-21-647252928-2816094679-1307623958-1000_Classes\ms-settings\shell\open\command\DelegateExecute = "0" | C:\Windows\SysWOW64\reg.exe | N/A |
| Key created | \REGISTRY\USER\S-1-5-21-647252928-2816094679-1307623958-1000_Classes\ms-settings\shell\open\command | C:\Windows\SysWOW64\reg.exe | N/A |
| Key created | \REGISTRY\USER\S-1-5-21-647252928-2816094679-1307623958-1000_Classes\ms-settings | C:\Windows\SysWOW64\reg.exe | N/A |
| Key created | \REGISTRY\USER\S-1-5-21-647252928-2816094679-1307623958-1000_Classes\ms-settings\shell | C:\Windows\SysWOW64\reg.exe | N/A |
| Key created | \REGISTRY\USER\S-1-5-21-647252928-2816094679-1307623958-1000_Classes\ms-settings\shell\open | C:\Windows\SysWOW64\reg.exe | N/A |
| Set value (str) | \REGISTRY\USER\S-1-5-21-647252928-2816094679-1307623958-1000_Classes\ms-settings\shell\open\command\ = "wscript.exe C:\\Users\\Admin\\AppData\\Local\\Temp\\playistanbul8910.vbs" | C:\Windows\SysWOW64\reg.exe | N/A |
Suspicious behavior: EnumeratesProcesses
Suspicious behavior: GetForegroundWindowSpam
| Description | Indicator | Process | Target |
| N/A | N/A | C:\Windows\Explorer.EXE | N/A |
Suspicious use of AdjustPrivilegeToken
| Description | Indicator | Process | Target |
| Token: SeDebugPrivilege | N/A | C:\Users\Admin\AppData\Local\Temp\mapper.exe | N/A |
| Token: SeDebugPrivilege | N/A | C:\Users\Admin\AppData\Local\Temp\uexylubw.exe | N/A |
| Token: SeShutdownPrivilege | N/A | C:\Windows\Explorer.EXE | N/A |
| Token: SeCreatePagefilePrivilege | N/A | C:\Windows\Explorer.EXE | N/A |
| Token: SeShutdownPrivilege | N/A | C:\Windows\Explorer.EXE | N/A |
| Token: SeCreatePagefilePrivilege | N/A | C:\Windows\Explorer.EXE | N/A |
| Token: SeShutdownPrivilege | N/A | C:\Windows\Explorer.EXE | N/A |
| Token: SeCreatePagefilePrivilege | N/A | C:\Windows\Explorer.EXE | N/A |
Suspicious use of FindShellTrayWindow
| Description | Indicator | Process | Target |
| N/A | N/A | C:\Windows\Explorer.EXE | N/A |
Suspicious use of SendNotifyMessage
| Description | Indicator | Process | Target |
| N/A | N/A | C:\Windows\Explorer.EXE | N/A |
| N/A | N/A | C:\Windows\Explorer.EXE | N/A |
| N/A | N/A | C:\Windows\Explorer.EXE | N/A |
| N/A | N/A | C:\Windows\Explorer.EXE | N/A |
| N/A | N/A | C:\Windows\Explorer.EXE | N/A |
| N/A | N/A | C:\Windows\Explorer.EXE | N/A |
| N/A | N/A | C:\Windows\Explorer.EXE | N/A |
Suspicious use of SetWindowsHookEx
| Description | Indicator | Process | Target |
| N/A | N/A | C:\Users\Admin\AppData\Local\Temp\mapper.exe | N/A |
Suspicious use of UnmapMainImage
| Description | Indicator | Process | Target |
| N/A | N/A | C:\Windows\Explorer.EXE | N/A |
Suspicious use of WriteProcessMemory
Processes
C:\Windows\Explorer.EXE
C:\Windows\Explorer.EXE
C:\Users\Admin\AppData\Local\Temp\mapper.exe
"C:\Users\Admin\AppData\Local\Temp\mapper.exe"
C:\Windows\SysWOW64\reg.exe
"C:\Windows\system32\reg.exe" add "HKCU\Software\Classes\ms-settings\shell\open\command" /d "wscript.exe C:\Users\Admin\AppData\Local\Temp\playistanbul8910.vbs" /f
C:\Windows\SysWOW64\reg.exe
"C:\Windows\system32\reg.exe" add "HKCU\Software\Classes\ms-settings\shell\open\command" /v DelegateExecute /d "0" /f
C:\Windows\SysWOW64\cmd.exe
"cmd.exe" /C computerdefaults.exe
C:\Windows\SysWOW64\ComputerDefaults.exe
computerdefaults.exe
C:\Windows\SysWOW64\wscript.exe
"wscript.exe" C:\Users\Admin\AppData\Local\Temp\playistanbul8910.vbs
C:\Windows\SysWOW64\cmd.exe
"C:\Windows\System32\cmd.exe" /C schtasks /Create /SC ONLOGON /TN PlexMediaServerUpdater_s2W0sHpVD4n4EWH1i050MX /TR "C:\Users\Admin\AppData\Local\Microsoft\Credentials\s2W0sHpVD4n4EWH1i050MX.exe" /RL HIGHEST /IT
C:\Windows\SysWOW64\schtasks.exe
schtasks /Create /SC ONLOGON /TN PlexMediaServerUpdater_s2W0sHpVD4n4EWH1i050MX /TR "C:\Users\Admin\AppData\Local\Microsoft\Credentials\s2W0sHpVD4n4EWH1i050MX.exe" /RL HIGHEST /IT
C:\Windows\SysWOW64\cmd.exe
"C:\Windows\System32\cmd.exe" /C del C:\Windows\System32\drivers\etc\hosts
C:\Users\Admin\AppData\Local\Temp\uexylubw.exe
"C:\Users\Admin\AppData\Local\Temp\uexylubw.exe" explorer.exe
Network
| Country | Destination | Domain | Proto |
| US | 8.8.8.8:53 | raw.githubusercontent.com | udp |
| US | 185.199.108.133:443 | raw.githubusercontent.com | tcp |
| US | 172.67.146.76:443 | textpubshiers.top | tcp |
| US | 162.159.128.233:443 | discord.com | tcp |
| US | 8.8.8.8:53 | checkip.amazonaws.com | udp |
| IE | 52.211.130.173:80 | checkip.amazonaws.com | tcp |
| US | 172.67.146.76:443 | textpubshiers.top | tcp |
| US | 162.159.128.233:443 | discord.com | tcp |
| US | 8.8.8.8:53 | 13.227.111.52.in-addr.arpa | udp |
Files
memory/1440-0-0x0000000000B20000-0x0000000000B2A000-memory.dmp
memory/1440-1-0x0000000074FA0000-0x0000000075751000-memory.dmp
memory/1440-2-0x00000000051D0000-0x00000000051EA000-memory.dmp
memory/1440-3-0x00000000052C0000-0x00000000052D0000-memory.dmp
memory/1440-4-0x00000000051B0000-0x00000000051BA000-memory.dmp
memory/1440-5-0x00000000052D0000-0x0000000005362000-memory.dmp
memory/1440-6-0x0000000005920000-0x0000000005EC6000-memory.dmp
C:\Users\Admin\AppData\Local\Temp\playistanbul8910.vbs
| MD5 | a34267102c21aff46aecc85598924544 |
| SHA1 | 77268af47c6a4b9c6be7f7487b2c9b233d49d435 |
| SHA256 | eba7ab5c248e46dbe70470b41ebf25a378b4eff9ce632adff927ac1f95583d44 |
| SHA512 | 5d320312b93b46c9051a20c82d6405a3f2c78b23adb3ab3e71aad854b65b500937de7ca2986cf79967386d689beecccf676d89afde8ecc5d5ad0cb4ae2bf38a3 |
memory/1440-10-0x000000000AF80000-0x000000000BB80000-memory.dmp
memory/1440-11-0x0000000013110000-0x0000000013DB2000-memory.dmp
C:\Users\Admin\AppData\Local\Temp\Costura\40BD99E3E2E3C109881E4ECA2DEDC617\32\sqlite.interop.dll
| MD5 | 6f2fdecc48e7d72ca1eb7f17a97e59ad |
| SHA1 | fcbc8c4403e5c8194ee69158d7e70ee7dbd4c056 |
| SHA256 | 70e48ef5c14766f3601c97451b47859fddcbe7f237e1c5200cea8e7a7609d809 |
| SHA512 | fea98a3d6fff1497551dc6583dd92798dcac764070a350fd381e856105a6411c94effd4b189b7a32608ff610422b8dbd6d93393c5da99ee66d4569d45191dc8b |
memory/1440-17-0x0000000074FA0000-0x0000000075751000-memory.dmp
C:\Users\Admin\AppData\Local\Temp\uexylubw.exe
| MD5 | e898826598a138f86f2aa80c0830707a |
| SHA1 | 1e912a5671f7786cc077f83146a0484e5a78729c |
| SHA256 | df443ccf551470b3f9f7d92faf51b3b85ae206dd08da3b6390ce9a6039b7253a |
| SHA512 | 6827068b8580822ded1fb8447bdb038d0e00633f5ef7f480a8cdeaab6928ac23022a0b7a925058e0926ce9b41a6c8c22a5692e074621b2fccdb7edd29a0d4cfb |
memory/3288-27-0x0000000000FC0000-0x0000000000FC8000-memory.dmp
memory/3288-28-0x0000000001000000-0x0000000001001000-memory.dmp
memory/3288-29-0x0000000000FC0000-0x0000000000FC8000-memory.dmp
memory/3288-31-0x0000000000FC0000-0x0000000000FC8000-memory.dmp
memory/1440-32-0x00000000052C0000-0x00000000052D0000-memory.dmp
memory/1440-33-0x0000000007BE0000-0x0000000007BF2000-memory.dmp
memory/3288-34-0x0000000000FC0000-0x0000000000FC8000-memory.dmp
memory/1440-40-0x0000000008D20000-0x0000000008D86000-memory.dmp
memory/1440-41-0x0000000007C70000-0x0000000007C7A000-memory.dmp
memory/1440-42-0x0000000009780000-0x000000000978A000-memory.dmp
memory/1440-43-0x00000000052C0000-0x00000000052D0000-memory.dmp
memory/1440-44-0x000000000A010000-0x000000000A01C000-memory.dmp
memory/1440-45-0x000000000A030000-0x000000000A038000-memory.dmp
C:\Users\Admin\AppData\Roaming\Gongle\aTRGSC3JE0\zs0352kg.default-release\storage\permanent\chrome\idb\3561288849sdhlie.sqlite
| MD5 | fff5eb5a53db55c85c85fc41d144815d |
| SHA1 | 09b5e0186222149a0ef108ffbebdb2e111634170 |
| SHA256 | 71bf91d50e222b6caa468c6460f283782fc0fe1fdbce2c5b792537d9ac6e30df |
| SHA512 | 41c9a5247b44928587eda20dd1a5586d94fd7f9fb757317370328d34077a08fa0196380bcf41bbc028f48e0c7b6083d9f1c7baf86859684c0167cb8ac11d1e1b |
C:\Users\Admin\AppData\Roaming\Gongle\aHFIW1F86E\MANIFEST-000001
| MD5 | 5af87dfd673ba2115e2fcf5cfdb727ab |
| SHA1 | d5b5bbf396dc291274584ef71f444f420b6056f1 |
| SHA256 | f9d31b278e215eb0d0e9cd709edfa037e828f36214ab7906f612160fead4b2b4 |
| SHA512 | de34583a7dbafe4dd0dc0601e8f6906b9bc6a00c56c9323561204f77abbc0dc9007c480ffe4092ff2f194d54616caf50aecbd4a1e9583cae0c76ad6dd7c2375b |
C:\Users\Admin\AppData\Roaming\Gongle\aHFIW1F86E\CURRENT
| MD5 | 46295cac801e5d4857d09837238a6394 |
| SHA1 | 44e0fa1b517dbf802b18faf0785eeea6ac51594b |
| SHA256 | 0f1bad70c7bd1e0a69562853ec529355462fcd0423263a3d39d6d0d70b780443 |
| SHA512 | 8969402593f927350e2ceb4b5bc2a277f3754697c1961e3d6237da322257fbab42909e1a742e22223447f3a4805f8d8ef525432a7c3515a549e984d3eff72b23 |
C:\Users\Admin\AppData\Roaming\Gongle\aHFIW1F86E\LOG
| MD5 | 29959ce422bfb88f442554b41a7709ac |
| SHA1 | 379ad8c6c2a7f26dd6e2522868e06a1b2c1eface |
| SHA256 | 54d337d50fbfa42a02e59d9fefd9ccb05a314dbce6b35ade1331323e306c46ba |
| SHA512 | b3711f90b358d06282870d1ad4c7d4abb38f2495fd6d365cc2e2bae31b3665b2067aaeefe8dd2eb339284600bd640dd5cfd46d13e14458936c9b5ba61a342861 |
C:\Users\Admin\AppData\Roaming\Gongle\aHFIW1F86E\LOG.old
| MD5 | 73754ce7719bcede3b39c4823f75cd34 |
| SHA1 | 385a014c795ea7a7f40390e9b88202832eaf41de |
| SHA256 | 7311aa34aeff9e8f9167e311742047b3d597d178327db7f5f31f8d2e73a7b8b3 |
| SHA512 | bccc1c596d3518416c66ba0401bc9b0439dd4bfcc7a128caa46b7e23f410ec31ae3d9c665615ffa38e1eb0e86ff676c80d8f26fce8672e8e204066dcac457d4d |
C:\Users\Admin\AppData\Roaming\Gongle\a1YO5KAVIZ\LOG
| MD5 | 49c9eeda4f0cb5719057b7f0d5c66897 |
| SHA1 | 2737971dfe881483dc9aedaa3a5f95a1e3d92a72 |
| SHA256 | d8afbacc8e5a6978a15f73c90d5f69460a9a292c560c90cb4f8828c90bf01beb |
| SHA512 | a72ce1e0afa087d25e8feb0dcad2a60c361ff07e1849cc998a76b2c7142cd78f3880320f51ff843304da89711b07092dabce723cffe02de0faa8418628da1752 |
C:\Users\Admin\AppData\Roaming\Gongle\a1YO5KAVIZ\LOG.old
| MD5 | dbb1ce7f0195c099b9354b75faea84d8 |
| SHA1 | 6613f39a9ca1e51402a63362940dcd504a12e33d |
| SHA256 | 4cb7f61eccf9831bfb3ad88bcc106b78589a4bb88554abcd47faeab20d897771 |
| SHA512 | 0e9a2de7bcda8c35f66ff10c2966e2eb800eedc5b79732bd3b6fac5a0061eacf75879b82b36ab95377cfc226d0e453476928de5420dddab6ac98765f11fb2077 |
memory/1440-173-0x0000000006A00000-0x0000000006AB2000-memory.dmp
memory/1440-174-0x0000000006B10000-0x0000000006B32000-memory.dmp
memory/1440-175-0x000000000A0C0000-0x000000000A136000-memory.dmp
memory/1440-176-0x000000000A060000-0x000000000A07E000-memory.dmp
memory/1440-177-0x000000000A1E0000-0x000000000A230000-memory.dmp
memory/1440-178-0x000000000A230000-0x000000000A29A000-memory.dmp
memory/1440-179-0x000000000CB80000-0x000000000CED7000-memory.dmp
memory/1440-180-0x000000000A190000-0x000000000A1DC000-memory.dmp
memory/1440-185-0x0000000000F30000-0x0000000000F51000-memory.dmp
memory/1440-184-0x0000000001020000-0x000000000105C000-memory.dmp
C:\Users\Admin\AppData\Local\Temp\377bbc2f4ebc48449ef15e76af6ed62e
| MD5 | cbc22106cb58d19e60802ae62409431e |
| SHA1 | dedaeecbffba3a0e7778c27be9b93cf4bd0911f4 |
| SHA256 | 50eb464af9b22b753718e55c09fe92dc59b034c65f97a0d4c49a902eaaeb981f |
| SHA512 | 7e017579b2e697f3a95536a2a3f26f4413a600bad3a61feb9ce8a619f7892c30e7efcaf085c1fbd5f5bc70f024bb945cbc35345d188edf6786f70bbeb007f58e |
C:\Users\Admin\AppData\Local\Temp\9d825a42c2814b8d8883e5c3e62cefb0
| MD5 | 02d2c46697e3714e49f46b680b9a6b83 |
| SHA1 | 84f98b56d49f01e9b6b76a4e21accf64fd319140 |
| SHA256 | 522cad95d3fa6ebb3274709b8d09bbb1ca37389d0a924cd29e934a75aa04c6c9 |
| SHA512 | 60348a145bfc71b1e07cb35fa79ab5ff472a3d0a557741ea2d39b3772bc395b86e261bd616f65307ae0d997294e49b5548d32f11e86ef3e2704959ca63da8aac |
memory/1440-200-0x0000000001080000-0x000000000108A000-memory.dmp
C:\Users\Admin\AppData\Local\Temp\de77c69f2032457cafe52bb7a5364409
| MD5 | 3f3e4c7565f42d3e6342ee3cc7d10676 |
| SHA1 | f4bc0666699229458509799f42e140ae824572a8 |
| SHA256 | 94eedc0985692704d2358ace9e5f1f875ab9ad1e013a8cfa02cbef3106ea8f74 |
| SHA512 | 9181df1ed6e29387c99a868abe47c7e277c2f0a62e91b1ee6f52c19304d1d79e155472a25281785b83e385e64cb9de88c850cec57293ef03d4f6ad2e79b85148 |
memory/1440-204-0x00000000052C0000-0x00000000052D0000-memory.dmp