Analysis
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max time kernel
150s -
max time network
123s -
platform
windows7_x64 -
resource
win7-20240419-en -
resource tags
arch:x64arch:x86image:win7-20240419-enlocale:en-usos:windows7-x64system -
submitted
30-05-2024 14:36
Static task
static1
Behavioral task
behavioral1
Sample
d261f3c1738ea7e0f58f23635d87d03fd2d6c3ea4db93d0087d0774141513978.exe
Resource
win7-20240419-en
General
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Target
d261f3c1738ea7e0f58f23635d87d03fd2d6c3ea4db93d0087d0774141513978.exe
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Size
1.2MB
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MD5
46203e9dd89eb8d479c6b0364cbb7404
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SHA1
f6f6d9626246404c2d4f71d22ad6ee8cde60424e
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SHA256
d261f3c1738ea7e0f58f23635d87d03fd2d6c3ea4db93d0087d0774141513978
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SHA512
42658030e6422d92a77c67393246dcd19d6faaa64883de3ad09b982a48f10a58e4f7d418138d51c270648c735213e55b8f8dc80760a6d1f9f02f8a5a4cd0f13f
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SSDEEP
24576:pQZoidOTdVZinacCET9Ecl1erdg0MCiVWhFU7cV9Ex:pQZAdVyVT9n/Gg0P+WhoGk
Malware Config
Signatures
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Processes:
resource yara_rule behavioral1/memory/3004-12-0x0000000010000000-0x00000000101B6000-memory.dmp purplefox_rootkit behavioral1/memory/3004-8-0x0000000010000000-0x00000000101B6000-memory.dmp purplefox_rootkit behavioral1/memory/3044-18-0x0000000010000000-0x00000000101B6000-memory.dmp purplefox_rootkit behavioral1/memory/3004-26-0x0000000010000000-0x00000000101B6000-memory.dmp purplefox_rootkit behavioral1/memory/3044-28-0x0000000010000000-0x00000000101B6000-memory.dmp purplefox_rootkit behavioral1/memory/2720-36-0x0000000010000000-0x00000000101B6000-memory.dmp purplefox_rootkit behavioral1/memory/2720-40-0x0000000010000000-0x00000000101B6000-memory.dmp purplefox_rootkit behavioral1/memory/2720-52-0x0000000010000000-0x00000000101B6000-memory.dmp purplefox_rootkit -
Gh0st RAT payload 9 IoCs
Processes:
resource yara_rule behavioral1/memory/3004-12-0x0000000010000000-0x00000000101B6000-memory.dmp family_gh0strat behavioral1/memory/3004-8-0x0000000010000000-0x00000000101B6000-memory.dmp family_gh0strat behavioral1/memory/3044-18-0x0000000010000000-0x00000000101B6000-memory.dmp family_gh0strat behavioral1/memory/3004-26-0x0000000010000000-0x00000000101B6000-memory.dmp family_gh0strat behavioral1/memory/3044-28-0x0000000010000000-0x00000000101B6000-memory.dmp family_gh0strat \Windows\SysWOW64\259394172.txt family_gh0strat behavioral1/memory/2720-36-0x0000000010000000-0x00000000101B6000-memory.dmp family_gh0strat behavioral1/memory/2720-40-0x0000000010000000-0x00000000101B6000-memory.dmp family_gh0strat behavioral1/memory/2720-52-0x0000000010000000-0x00000000101B6000-memory.dmp family_gh0strat -
Drops file in Drivers directory 1 IoCs
Processes:
TXPlatforn.exedescription ioc process File created C:\Windows\system32\drivers\QAssist.sys TXPlatforn.exe -
Sets DLL path for service in the registry 2 TTPs 1 IoCs
Processes:
svchos.exedescription ioc process Set value (str) \REGISTRY\MACHINE\SYSTEM\ControlSet001\services\Ö÷¶¯·ÀÓù·þÎñÄ£¿é\Parameters\ServiceDll = "C:\\Windows\\system32\\259394172.txt" svchos.exe -
Sets service image path in registry 2 TTPs 1 IoCs
Processes:
TXPlatforn.exedescription ioc process Set value (str) \REGISTRY\MACHINE\SYSTEM\ControlSet001\services\QAssist\ImagePath = "system32\\DRIVERS\\QAssist.sys" TXPlatforn.exe -
Executes dropped EXE 5 IoCs
Processes:
svchost.exeTXPlatforn.exesvchos.exeTXPlatforn.exeÖ÷¶¯·ÀÓù·þÎñÄ£¿é.exepid process 3004 svchost.exe 3044 TXPlatforn.exe 2732 svchos.exe 2720 TXPlatforn.exe 544 Ö÷¶¯·ÀÓù·þÎñÄ£¿é.exe -
Loads dropped DLL 7 IoCs
Processes:
d261f3c1738ea7e0f58f23635d87d03fd2d6c3ea4db93d0087d0774141513978.exeTXPlatforn.exesvchos.exesvchost.exeÖ÷¶¯·ÀÓù·þÎñÄ£¿é.exepid process 3000 d261f3c1738ea7e0f58f23635d87d03fd2d6c3ea4db93d0087d0774141513978.exe 3000 d261f3c1738ea7e0f58f23635d87d03fd2d6c3ea4db93d0087d0774141513978.exe 3044 TXPlatforn.exe 2732 svchos.exe 2776 svchost.exe 2776 svchost.exe 544 Ö÷¶¯·ÀÓù·þÎñÄ£¿é.exe -
Processes:
resource yara_rule behavioral1/memory/3004-12-0x0000000010000000-0x00000000101B6000-memory.dmp upx behavioral1/memory/3004-5-0x0000000010000000-0x00000000101B6000-memory.dmp upx behavioral1/memory/3004-8-0x0000000010000000-0x00000000101B6000-memory.dmp upx behavioral1/memory/3044-18-0x0000000010000000-0x00000000101B6000-memory.dmp upx behavioral1/memory/3004-26-0x0000000010000000-0x00000000101B6000-memory.dmp upx behavioral1/memory/3044-28-0x0000000010000000-0x00000000101B6000-memory.dmp upx behavioral1/memory/2720-36-0x0000000010000000-0x00000000101B6000-memory.dmp upx behavioral1/memory/2720-40-0x0000000010000000-0x00000000101B6000-memory.dmp upx behavioral1/memory/2720-52-0x0000000010000000-0x00000000101B6000-memory.dmp upx -
Drops file in System32 directory 6 IoCs
Processes:
svchost.exesvchos.exesvchost.exedescription ioc process File opened for modification C:\Windows\SysWOW64\TXPlatforn.exe svchost.exe File created C:\Windows\SysWOW64\259394172.txt svchos.exe File opened for modification C:\Windows\SysWOW64\ini.ini svchos.exe File created C:\Windows\SysWOW64\Ö÷¶¯·ÀÓù·þÎñÄ£¿é.exe svchost.exe File opened for modification C:\Windows\SysWOW64\Ö÷¶¯·ÀÓù·þÎñÄ£¿é.exe svchost.exe File created C:\Windows\SysWOW64\TXPlatforn.exe svchost.exe -
Drops file in Program Files directory 4 IoCs
Processes:
d261f3c1738ea7e0f58f23635d87d03fd2d6c3ea4db93d0087d0774141513978.exedescription ioc process File opened for modification C:\Program Files (x86)\Adobe\Reader 9.0\Reader\AcroRd32.exe d261f3c1738ea7e0f58f23635d87d03fd2d6c3ea4db93d0087d0774141513978.exe File opened for modification C:\Program Files\Mozilla Firefox\firefox.exe d261f3c1738ea7e0f58f23635d87d03fd2d6c3ea4db93d0087d0774141513978.exe File created C:\Program Files (x86)\Google\Chrome\Application\chrome.exe d261f3c1738ea7e0f58f23635d87d03fd2d6c3ea4db93d0087d0774141513978.exe File opened for modification C:\Program Files\VideoLAN\VLC\vlc.exe d261f3c1738ea7e0f58f23635d87d03fd2d6c3ea4db93d0087d0774141513978.exe -
Enumerates physical storage devices 1 TTPs
Attempts to interact with connected storage/optical drive(s).
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Runs ping.exe 1 TTPs 1 IoCs
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Suspicious behavior: LoadsDriver 1 IoCs
Processes:
TXPlatforn.exepid process 2720 TXPlatforn.exe -
Suspicious use of AdjustPrivilegeToken 6 IoCs
Processes:
svchost.exeTXPlatforn.exedescription pid process Token: SeIncBasePriorityPrivilege 3004 svchost.exe Token: SeLoadDriverPrivilege 2720 TXPlatforn.exe Token: 33 2720 TXPlatforn.exe Token: SeIncBasePriorityPrivilege 2720 TXPlatforn.exe Token: 33 2720 TXPlatforn.exe Token: SeIncBasePriorityPrivilege 2720 TXPlatforn.exe -
Suspicious use of SetWindowsHookEx 2 IoCs
Processes:
d261f3c1738ea7e0f58f23635d87d03fd2d6c3ea4db93d0087d0774141513978.exepid process 3000 d261f3c1738ea7e0f58f23635d87d03fd2d6c3ea4db93d0087d0774141513978.exe 3000 d261f3c1738ea7e0f58f23635d87d03fd2d6c3ea4db93d0087d0774141513978.exe -
Suspicious use of WriteProcessMemory 30 IoCs
Processes:
d261f3c1738ea7e0f58f23635d87d03fd2d6c3ea4db93d0087d0774141513978.exesvchost.execmd.exeTXPlatforn.exesvchost.exedescription pid process target process PID 3000 wrote to memory of 3004 3000 d261f3c1738ea7e0f58f23635d87d03fd2d6c3ea4db93d0087d0774141513978.exe svchost.exe PID 3000 wrote to memory of 3004 3000 d261f3c1738ea7e0f58f23635d87d03fd2d6c3ea4db93d0087d0774141513978.exe svchost.exe PID 3000 wrote to memory of 3004 3000 d261f3c1738ea7e0f58f23635d87d03fd2d6c3ea4db93d0087d0774141513978.exe svchost.exe PID 3000 wrote to memory of 3004 3000 d261f3c1738ea7e0f58f23635d87d03fd2d6c3ea4db93d0087d0774141513978.exe svchost.exe PID 3000 wrote to memory of 3004 3000 d261f3c1738ea7e0f58f23635d87d03fd2d6c3ea4db93d0087d0774141513978.exe svchost.exe PID 3000 wrote to memory of 3004 3000 d261f3c1738ea7e0f58f23635d87d03fd2d6c3ea4db93d0087d0774141513978.exe svchost.exe PID 3000 wrote to memory of 3004 3000 d261f3c1738ea7e0f58f23635d87d03fd2d6c3ea4db93d0087d0774141513978.exe svchost.exe PID 3004 wrote to memory of 2960 3004 svchost.exe cmd.exe PID 3004 wrote to memory of 2960 3004 svchost.exe cmd.exe PID 3004 wrote to memory of 2960 3004 svchost.exe cmd.exe PID 3004 wrote to memory of 2960 3004 svchost.exe cmd.exe PID 3000 wrote to memory of 2732 3000 d261f3c1738ea7e0f58f23635d87d03fd2d6c3ea4db93d0087d0774141513978.exe svchos.exe PID 3000 wrote to memory of 2732 3000 d261f3c1738ea7e0f58f23635d87d03fd2d6c3ea4db93d0087d0774141513978.exe svchos.exe PID 3000 wrote to memory of 2732 3000 d261f3c1738ea7e0f58f23635d87d03fd2d6c3ea4db93d0087d0774141513978.exe svchos.exe PID 3000 wrote to memory of 2732 3000 d261f3c1738ea7e0f58f23635d87d03fd2d6c3ea4db93d0087d0774141513978.exe svchos.exe PID 2960 wrote to memory of 2660 2960 cmd.exe PING.EXE PID 2960 wrote to memory of 2660 2960 cmd.exe PING.EXE PID 2960 wrote to memory of 2660 2960 cmd.exe PING.EXE PID 2960 wrote to memory of 2660 2960 cmd.exe PING.EXE PID 3044 wrote to memory of 2720 3044 TXPlatforn.exe TXPlatforn.exe PID 3044 wrote to memory of 2720 3044 TXPlatforn.exe TXPlatforn.exe PID 3044 wrote to memory of 2720 3044 TXPlatforn.exe TXPlatforn.exe PID 3044 wrote to memory of 2720 3044 TXPlatforn.exe TXPlatforn.exe PID 3044 wrote to memory of 2720 3044 TXPlatforn.exe TXPlatforn.exe PID 3044 wrote to memory of 2720 3044 TXPlatforn.exe TXPlatforn.exe PID 3044 wrote to memory of 2720 3044 TXPlatforn.exe TXPlatforn.exe PID 2776 wrote to memory of 544 2776 svchost.exe Ö÷¶¯·ÀÓù·þÎñÄ£¿é.exe PID 2776 wrote to memory of 544 2776 svchost.exe Ö÷¶¯·ÀÓù·þÎñÄ£¿é.exe PID 2776 wrote to memory of 544 2776 svchost.exe Ö÷¶¯·ÀÓù·þÎñÄ£¿é.exe PID 2776 wrote to memory of 544 2776 svchost.exe Ö÷¶¯·ÀÓù·þÎñÄ£¿é.exe
Processes
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C:\Users\Admin\AppData\Local\Temp\d261f3c1738ea7e0f58f23635d87d03fd2d6c3ea4db93d0087d0774141513978.exe"C:\Users\Admin\AppData\Local\Temp\d261f3c1738ea7e0f58f23635d87d03fd2d6c3ea4db93d0087d0774141513978.exe"1⤵
- Loads dropped DLL
- Drops file in Program Files directory
- Suspicious use of SetWindowsHookEx
- Suspicious use of WriteProcessMemory
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C:\Users\Admin\AppData\Local\Temp\svchost.exeC:\Users\Admin\AppData\Local\Temp\\svchost.exe2⤵
- Executes dropped EXE
- Drops file in System32 directory
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
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C:\Windows\SysWOW64\cmd.exeC:\Windows\system32\cmd.exe /c ping -n 2 127.0.0.1 > nul && del C:\Users\Admin\AppData\Local\Temp\svchost.exe > nul3⤵
- Suspicious use of WriteProcessMemory
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C:\Windows\SysWOW64\PING.EXEping -n 2 127.0.0.14⤵
- Runs ping.exe
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C:\Users\Admin\AppData\Local\Temp\svchos.exeC:\Users\Admin\AppData\Local\Temp\\svchos.exe2⤵
- Sets DLL path for service in the registry
- Executes dropped EXE
- Loads dropped DLL
- Drops file in System32 directory
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C:\Windows\SysWOW64\TXPlatforn.exeC:\Windows\SysWOW64\TXPlatforn.exe -auto1⤵
- Executes dropped EXE
- Loads dropped DLL
- Suspicious use of WriteProcessMemory
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C:\Windows\SysWOW64\TXPlatforn.exeC:\Windows\SysWOW64\TXPlatforn.exe -acsi2⤵
- Drops file in Drivers directory
- Sets service image path in registry
- Executes dropped EXE
- Suspicious behavior: LoadsDriver
- Suspicious use of AdjustPrivilegeToken
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C:\Windows\SysWOW64\svchost.exeC:\Windows\SysWOW64\svchost.exe -k "Ö÷¶¯·ÀÓù·þÎñÄ£¿é"1⤵
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C:\Windows\SysWOW64\svchost.exeC:\Windows\SysWOW64\svchost.exe -k "Ö÷¶¯·ÀÓù·þÎñÄ£¿é"1⤵
- Loads dropped DLL
- Drops file in System32 directory
- Suspicious use of WriteProcessMemory
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C:\Windows\SysWOW64\Ö÷¶¯·ÀÓù·þÎñÄ£¿é.exeC:\Windows\system32\Ö÷¶¯·ÀÓù·þÎñÄ£¿é.exe "c:\windows\system32\259394172.txt",MainThread2⤵
- Executes dropped EXE
- Loads dropped DLL
Network
MITRE ATT&CK Matrix ATT&CK v13
Replay Monitor
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Downloads
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C:\Users\Admin\AppData\Local\Temp\HD_X.datFilesize
1.2MB
MD546203e9dd89eb8d479c6b0364cbb7404
SHA1f6f6d9626246404c2d4f71d22ad6ee8cde60424e
SHA256d261f3c1738ea7e0f58f23635d87d03fd2d6c3ea4db93d0087d0774141513978
SHA51242658030e6422d92a77c67393246dcd19d6faaa64883de3ad09b982a48f10a58e4f7d418138d51c270648c735213e55b8f8dc80760a6d1f9f02f8a5a4cd0f13f
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\Users\Admin\AppData\Local\Temp\svchos.exeFilesize
93KB
MD53b377ad877a942ec9f60ea285f7119a2
SHA160b23987b20d913982f723ab375eef50fafa6c70
SHA25662954fdf65e629b39a29f539619d20691332184c6b6be5a826128a8e759bfa84
SHA512af3a71f867ad9d28772c48b521097f9bf8931eb89fd2974e8de10990241419a39ddc3c0b36dd38aac4fdf14e1f0c5e228692618e93adce958d5b5dab8940e46f
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\Users\Admin\AppData\Local\Temp\svchost.exeFilesize
377KB
MD5a4329177954d4104005bce3020e5ef59
SHA123c29e295e2dbb8454012d619ca3f81e4c16e85a
SHA2566156d003d54dcf2ee92f21bd6e7a6a7f91730bd2804381260bcabe465abe6ddd
SHA51281e9d456a4abfc7cd9e0943d4a0ce15523362c3179f3368381d1d7974f80a9f9113b5404b96e67e91684e0ea1895b7d0073e4c48d0bfc4fd0244b1af6acf0208
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\Windows\SysWOW64\259394172.txtFilesize
50KB
MD550739335973804b42805a78e1acd2a0a
SHA15e2af204730fd64ce5363c9817fb3189e44d7e1e
SHA25648d3e4540bbbd0a724b51381f42cd81b3eaf91d0c20bb957ed3a7cf2bda3f373
SHA51252cc34bf76f56da78108928623c65c2f01f3cb155a1672bcfdab539c4a1a8d0dcb02bbf0c09c520b5d823eb13bc2a36f2ed541d36098d391f9fc83e29f510749
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\Windows\SysWOW64\Ö÷¶¯·ÀÓù·þÎñÄ£¿é.exeFilesize
43KB
MD551138beea3e2c21ec44d0932c71762a8
SHA18939cf35447b22dd2c6e6f443446acc1bf986d58
SHA2565ad3c37e6f2b9db3ee8b5aeedc474645de90c66e3d95f8620c48102f1eba4124
SHA512794f30fe452117ff2a26dc9d7086aaf82b639c2632ac2e381a81f5239caaec7c96922ba5d2d90bfd8d74f0a6cd4f79fbda63e14c6b779e5cf6834c13e4e45e7d
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memory/2720-52-0x0000000010000000-0x00000000101B6000-memory.dmpFilesize
1.7MB
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memory/2720-40-0x0000000010000000-0x00000000101B6000-memory.dmpFilesize
1.7MB
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memory/2720-36-0x0000000010000000-0x00000000101B6000-memory.dmpFilesize
1.7MB
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memory/3004-8-0x0000000010000000-0x00000000101B6000-memory.dmpFilesize
1.7MB
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memory/3004-26-0x0000000010000000-0x00000000101B6000-memory.dmpFilesize
1.7MB
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memory/3004-5-0x0000000010000000-0x00000000101B6000-memory.dmpFilesize
1.7MB
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memory/3004-12-0x0000000010000000-0x00000000101B6000-memory.dmpFilesize
1.7MB
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memory/3044-28-0x0000000010000000-0x00000000101B6000-memory.dmpFilesize
1.7MB
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memory/3044-18-0x0000000010000000-0x00000000101B6000-memory.dmpFilesize
1.7MB