Analysis
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max time kernel
150s -
max time network
118s -
platform
windows7_x64 -
resource
win7-20240508-en -
resource tags
arch:x64arch:x86image:win7-20240508-enlocale:en-usos:windows7-x64system -
submitted
26-05-2024 08:31
Static task
static1
Behavioral task
behavioral1
Sample
50b7197628f3d6f78c485002d4dfcb37f743e240b163cbfed332d87200ffb082.exe
Resource
win7-20240508-en
General
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Target
50b7197628f3d6f78c485002d4dfcb37f743e240b163cbfed332d87200ffb082.exe
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Size
11.4MB
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MD5
16fb403785376f91729569db4ff263f2
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SHA1
d59d4d9235c8cd59811a862add728d6a0837041d
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SHA256
50b7197628f3d6f78c485002d4dfcb37f743e240b163cbfed332d87200ffb082
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SHA512
6040830969ead14b5b96218c91f2328cf17d75e2a6ca7020e3b91f299955a7683b05eea810a1a7bb350875be6163e267c3d5f83d81fc55816d772e220ec5a917
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SSDEEP
196608:fiINy2Lk+P64Xcv3REzJDhe+Mebk43qmtIwdC/iGtdQwGZnlae1wpBnjDqfA4Mf6:Jvsv3Re1c+rIm2wdZ0deC7a4dNhMcn0e
Malware Config
Signatures
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Processes:
resource yara_rule behavioral1/memory/2188-9-0x0000000010000000-0x00000000101B6000-memory.dmp purplefox_rootkit behavioral1/memory/2188-8-0x0000000010000000-0x00000000101B6000-memory.dmp purplefox_rootkit behavioral1/memory/2188-7-0x0000000010000000-0x00000000101B6000-memory.dmp purplefox_rootkit behavioral1/memory/2824-18-0x0000000010000000-0x00000000101B6000-memory.dmp purplefox_rootkit behavioral1/memory/2824-24-0x0000000010000000-0x00000000101B6000-memory.dmp purplefox_rootkit behavioral1/memory/2748-29-0x0000000010000000-0x00000000101B6000-memory.dmp purplefox_rootkit behavioral1/memory/2748-35-0x0000000010000000-0x00000000101B6000-memory.dmp purplefox_rootkit behavioral1/memory/2748-40-0x0000000010000000-0x00000000101B6000-memory.dmp purplefox_rootkit behavioral1/memory/2748-78-0x0000000010000000-0x00000000101B6000-memory.dmp purplefox_rootkit -
Gh0st RAT payload 9 IoCs
Processes:
resource yara_rule behavioral1/memory/2188-9-0x0000000010000000-0x00000000101B6000-memory.dmp family_gh0strat behavioral1/memory/2188-8-0x0000000010000000-0x00000000101B6000-memory.dmp family_gh0strat behavioral1/memory/2188-7-0x0000000010000000-0x00000000101B6000-memory.dmp family_gh0strat behavioral1/memory/2824-18-0x0000000010000000-0x00000000101B6000-memory.dmp family_gh0strat behavioral1/memory/2824-24-0x0000000010000000-0x00000000101B6000-memory.dmp family_gh0strat behavioral1/memory/2748-29-0x0000000010000000-0x00000000101B6000-memory.dmp family_gh0strat behavioral1/memory/2748-35-0x0000000010000000-0x00000000101B6000-memory.dmp family_gh0strat behavioral1/memory/2748-40-0x0000000010000000-0x00000000101B6000-memory.dmp family_gh0strat behavioral1/memory/2748-78-0x0000000010000000-0x00000000101B6000-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 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 4 IoCs
Processes:
RVN.exeTXPlatforn.exeTXPlatforn.exeHD_50b7197628f3d6f78c485002d4dfcb37f743e240b163cbfed332d87200ffb082.exepid process 2188 RVN.exe 2824 TXPlatforn.exe 2748 TXPlatforn.exe 2524 HD_50b7197628f3d6f78c485002d4dfcb37f743e240b163cbfed332d87200ffb082.exe -
Loads dropped DLL 3 IoCs
Processes:
50b7197628f3d6f78c485002d4dfcb37f743e240b163cbfed332d87200ffb082.exeTXPlatforn.exepid process 2424 50b7197628f3d6f78c485002d4dfcb37f743e240b163cbfed332d87200ffb082.exe 2824 TXPlatforn.exe 2424 50b7197628f3d6f78c485002d4dfcb37f743e240b163cbfed332d87200ffb082.exe -
Processes:
resource yara_rule behavioral1/memory/2188-5-0x0000000010000000-0x00000000101B6000-memory.dmp upx behavioral1/memory/2188-9-0x0000000010000000-0x00000000101B6000-memory.dmp upx behavioral1/memory/2188-8-0x0000000010000000-0x00000000101B6000-memory.dmp upx behavioral1/memory/2188-7-0x0000000010000000-0x00000000101B6000-memory.dmp upx behavioral1/memory/2824-18-0x0000000010000000-0x00000000101B6000-memory.dmp upx behavioral1/memory/2824-24-0x0000000010000000-0x00000000101B6000-memory.dmp upx C:\Users\Admin\AppData\Local\Temp\HD_50b7197628f3d6f78c485002d4dfcb37f743e240b163cbfed332d87200ffb082.exe upx behavioral1/memory/2748-29-0x0000000010000000-0x00000000101B6000-memory.dmp upx behavioral1/memory/2748-35-0x0000000010000000-0x00000000101B6000-memory.dmp upx behavioral1/memory/2748-40-0x0000000010000000-0x00000000101B6000-memory.dmp upx behavioral1/memory/2524-39-0x0000000000400000-0x0000000001412000-memory.dmp upx behavioral1/memory/2748-78-0x0000000010000000-0x00000000101B6000-memory.dmp upx behavioral1/memory/2524-79-0x0000000000400000-0x0000000001412000-memory.dmp upx -
Drops file in System32 directory 2 IoCs
Processes:
RVN.exedescription ioc process File created C:\Windows\SysWOW64\TXPlatforn.exe RVN.exe File opened for modification C:\Windows\SysWOW64\TXPlatforn.exe RVN.exe -
Drops file in Program Files directory 4 IoCs
Processes:
50b7197628f3d6f78c485002d4dfcb37f743e240b163cbfed332d87200ffb082.exedescription ioc process File created C:\Program Files (x86)\Google\Chrome\Application\chrome.exe 50b7197628f3d6f78c485002d4dfcb37f743e240b163cbfed332d87200ffb082.exe File opened for modification C:\Program Files\VideoLAN\VLC\vlc.exe 50b7197628f3d6f78c485002d4dfcb37f743e240b163cbfed332d87200ffb082.exe File opened for modification C:\Program Files (x86)\Adobe\Reader 9.0\Reader\AcroRd32.exe 50b7197628f3d6f78c485002d4dfcb37f743e240b163cbfed332d87200ffb082.exe File opened for modification C:\Program Files\Mozilla Firefox\firefox.exe 50b7197628f3d6f78c485002d4dfcb37f743e240b163cbfed332d87200ffb082.exe -
Enumerates physical storage devices 1 TTPs
Attempts to interact with connected storage/optical drive(s).
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Processes:
HD_50b7197628f3d6f78c485002d4dfcb37f743e240b163cbfed332d87200ffb082.exedescription ioc process Key created \REGISTRY\MACHINE\SOFTWARE\Microsoft\SystemCertificates\AuthRoot\Certificates\A8985D3A65E5E5C4B2D7D66D40C6DD2FB19C5436 HD_50b7197628f3d6f78c485002d4dfcb37f743e240b163cbfed332d87200ffb082.exe Set value (data) \REGISTRY\MACHINE\SOFTWARE\Microsoft\SystemCertificates\AuthRoot\Certificates\A8985D3A65E5E5C4B2D7D66D40C6DD2FB19C5436\Blob = 04000000010000001000000079e4a9840d7d3a96d7c04fe2434c892e0f0000000100000014000000b34ddd372ed92e8f2abfbb9e20a9d31f204f194b090000000100000034000000303206082b0601050507030106082b0601050507030206082b0601050507030406082b0601050507030306082b0601050507030814000000010000001400000003de503556d14cbb66f0a3e21b1bc397b23dd1550b00000001000000120000004400690067006900430065007200740000001d000000010000001000000059779e39e21a2e3dfced6857ed5c5fd9030000000100000014000000a8985d3a65e5e5c4b2d7d66d40c6dd2fb19c54361900000001000000100000000f3a0527d242de2dc98e5cfcb1e991ee2000000001000000b3030000308203af30820297a0030201020210083be056904246b1a1756ac95991c74a300d06092a864886f70d01010505003061310b300906035504061302555331153013060355040a130c446967694365727420496e6331193017060355040b13107777772e64696769636572742e636f6d3120301e06035504031317446967694365727420476c6f62616c20526f6f74204341301e170d3036313131303030303030305a170d3331313131303030303030305a3061310b300906035504061302555331153013060355040a130c446967694365727420496e6331193017060355040b13107777772e64696769636572742e636f6d3120301e06035504031317446967694365727420476c6f62616c20526f6f7420434130820122300d06092a864886f70d01010105000382010f003082010a0282010100e23be11172dea8a4d3a357aa50a28f0b7790c9a2a5ee12ce965b010920cc0193a74e30b753f743c46900579de28d22dd870640008109cece1b83bfdfcd3b7146e2d666c705b37627168f7b9e1e957deeb748a308dad6af7a0c3906657f4a5d1fbc17f8abbeee28d7747f7a78995985686e5c23324bbf4ec0e85a6de370bf7710bffc01f685d9a844105832a97518d5d1a2be47e2276af49a33f84908608bd45fb43a84bfa1aa4a4c7d3ecf4f5f6c765ea04b37919edc22e66dce141a8e6acbfecdb3146417c75b299e32bff2eefad30b42d4abb74132da0cd4eff881d5bb8d583fb51be84928a270da3104ddf7b216f24c0a4e07a8ed4a3d5eb57fa390c3af270203010001a3633061300e0603551d0f0101ff040403020186300f0603551d130101ff040530030101ff301d0603551d0e0416041403de503556d14cbb66f0a3e21b1bc397b23dd155301f0603551d2304183016801403de503556d14cbb66f0a3e21b1bc397b23dd155300d06092a864886f70d01010505000382010100cb9c37aa4813120afadd449c4f52b0f4dfae04f5797908a32418fc4b2b84c02db9d5c7fef4c11f58cbb86d9c7a74e79829ab11b5e370a0a1cd4c8899938c9170e2ab0f1cbe93a9ff63d5e40760d3a3bf9d5b09f1d58ee353f48e63fa3fa7dbb466df6266d6d16e418df22db5ea774a9f9d58e22b59c04023ed2d2882453e7954922698e08048a837eff0d6796016deace80ecd6eac4417382f49dae1453e2ab93653cf3a5006f72ee8c457496c612118d504ad783c2c3a806ba7ebaf1514e9d889c1b9386ce2916c8aff64b977255730c01b24a3e1dce9df477cb5b424080530ec2dbd0bbf45bf50b9a9f3eb980112adc888c698345f8d0a3cc6e9d595956dde HD_50b7197628f3d6f78c485002d4dfcb37f743e240b163cbfed332d87200ffb082.exe -
Runs ping.exe 1 TTPs 1 IoCs
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Suspicious behavior: EnumeratesProcesses 1 IoCs
Processes:
50b7197628f3d6f78c485002d4dfcb37f743e240b163cbfed332d87200ffb082.exepid process 2424 50b7197628f3d6f78c485002d4dfcb37f743e240b163cbfed332d87200ffb082.exe -
Suspicious behavior: LoadsDriver 1 IoCs
Processes:
TXPlatforn.exepid process 2748 TXPlatforn.exe -
Suspicious use of AdjustPrivilegeToken 6 IoCs
Processes:
RVN.exeTXPlatforn.exedescription pid process Token: SeIncBasePriorityPrivilege 2188 RVN.exe Token: SeLoadDriverPrivilege 2748 TXPlatforn.exe Token: 33 2748 TXPlatforn.exe Token: SeIncBasePriorityPrivilege 2748 TXPlatforn.exe Token: 33 2748 TXPlatforn.exe Token: SeIncBasePriorityPrivilege 2748 TXPlatforn.exe -
Suspicious use of SetWindowsHookEx 4 IoCs
Processes:
50b7197628f3d6f78c485002d4dfcb37f743e240b163cbfed332d87200ffb082.exeHD_50b7197628f3d6f78c485002d4dfcb37f743e240b163cbfed332d87200ffb082.exepid process 2424 50b7197628f3d6f78c485002d4dfcb37f743e240b163cbfed332d87200ffb082.exe 2424 50b7197628f3d6f78c485002d4dfcb37f743e240b163cbfed332d87200ffb082.exe 2524 HD_50b7197628f3d6f78c485002d4dfcb37f743e240b163cbfed332d87200ffb082.exe 2524 HD_50b7197628f3d6f78c485002d4dfcb37f743e240b163cbfed332d87200ffb082.exe -
Suspicious use of WriteProcessMemory 26 IoCs
Processes:
50b7197628f3d6f78c485002d4dfcb37f743e240b163cbfed332d87200ffb082.exeRVN.exeTXPlatforn.execmd.exedescription pid process target process PID 2424 wrote to memory of 2188 2424 50b7197628f3d6f78c485002d4dfcb37f743e240b163cbfed332d87200ffb082.exe RVN.exe PID 2424 wrote to memory of 2188 2424 50b7197628f3d6f78c485002d4dfcb37f743e240b163cbfed332d87200ffb082.exe RVN.exe PID 2424 wrote to memory of 2188 2424 50b7197628f3d6f78c485002d4dfcb37f743e240b163cbfed332d87200ffb082.exe RVN.exe PID 2424 wrote to memory of 2188 2424 50b7197628f3d6f78c485002d4dfcb37f743e240b163cbfed332d87200ffb082.exe RVN.exe PID 2424 wrote to memory of 2188 2424 50b7197628f3d6f78c485002d4dfcb37f743e240b163cbfed332d87200ffb082.exe RVN.exe PID 2424 wrote to memory of 2188 2424 50b7197628f3d6f78c485002d4dfcb37f743e240b163cbfed332d87200ffb082.exe RVN.exe PID 2424 wrote to memory of 2188 2424 50b7197628f3d6f78c485002d4dfcb37f743e240b163cbfed332d87200ffb082.exe RVN.exe PID 2188 wrote to memory of 2716 2188 RVN.exe cmd.exe PID 2188 wrote to memory of 2716 2188 RVN.exe cmd.exe PID 2188 wrote to memory of 2716 2188 RVN.exe cmd.exe PID 2188 wrote to memory of 2716 2188 RVN.exe cmd.exe PID 2824 wrote to memory of 2748 2824 TXPlatforn.exe TXPlatforn.exe PID 2824 wrote to memory of 2748 2824 TXPlatforn.exe TXPlatforn.exe PID 2824 wrote to memory of 2748 2824 TXPlatforn.exe TXPlatforn.exe PID 2824 wrote to memory of 2748 2824 TXPlatforn.exe TXPlatforn.exe PID 2824 wrote to memory of 2748 2824 TXPlatforn.exe TXPlatforn.exe PID 2824 wrote to memory of 2748 2824 TXPlatforn.exe TXPlatforn.exe PID 2824 wrote to memory of 2748 2824 TXPlatforn.exe TXPlatforn.exe PID 2424 wrote to memory of 2524 2424 50b7197628f3d6f78c485002d4dfcb37f743e240b163cbfed332d87200ffb082.exe HD_50b7197628f3d6f78c485002d4dfcb37f743e240b163cbfed332d87200ffb082.exe PID 2424 wrote to memory of 2524 2424 50b7197628f3d6f78c485002d4dfcb37f743e240b163cbfed332d87200ffb082.exe HD_50b7197628f3d6f78c485002d4dfcb37f743e240b163cbfed332d87200ffb082.exe PID 2424 wrote to memory of 2524 2424 50b7197628f3d6f78c485002d4dfcb37f743e240b163cbfed332d87200ffb082.exe HD_50b7197628f3d6f78c485002d4dfcb37f743e240b163cbfed332d87200ffb082.exe PID 2424 wrote to memory of 2524 2424 50b7197628f3d6f78c485002d4dfcb37f743e240b163cbfed332d87200ffb082.exe HD_50b7197628f3d6f78c485002d4dfcb37f743e240b163cbfed332d87200ffb082.exe PID 2716 wrote to memory of 3008 2716 cmd.exe PING.EXE PID 2716 wrote to memory of 3008 2716 cmd.exe PING.EXE PID 2716 wrote to memory of 3008 2716 cmd.exe PING.EXE PID 2716 wrote to memory of 3008 2716 cmd.exe PING.EXE
Processes
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C:\Users\Admin\AppData\Local\Temp\50b7197628f3d6f78c485002d4dfcb37f743e240b163cbfed332d87200ffb082.exe"C:\Users\Admin\AppData\Local\Temp\50b7197628f3d6f78c485002d4dfcb37f743e240b163cbfed332d87200ffb082.exe"1⤵
- Loads dropped DLL
- Drops file in Program Files directory
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of SetWindowsHookEx
- Suspicious use of WriteProcessMemory
PID:2424 -
C:\Users\Admin\AppData\Local\Temp\RVN.exeC:\Users\Admin\AppData\Local\Temp\\RVN.exe2⤵
- Executes dropped EXE
- Drops file in System32 directory
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
PID:2188 -
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\RVN.exe > nul3⤵
- Suspicious use of WriteProcessMemory
PID:2716 -
C:\Windows\SysWOW64\PING.EXEping -n 2 127.0.0.14⤵
- Runs ping.exe
PID:3008 -
C:\Users\Admin\AppData\Local\Temp\HD_50b7197628f3d6f78c485002d4dfcb37f743e240b163cbfed332d87200ffb082.exeC:\Users\Admin\AppData\Local\Temp\HD_50b7197628f3d6f78c485002d4dfcb37f743e240b163cbfed332d87200ffb082.exe2⤵
- Executes dropped EXE
- Modifies system certificate store
- Suspicious use of SetWindowsHookEx
PID:2524
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C:\Windows\SysWOW64\TXPlatforn.exeC:\Windows\SysWOW64\TXPlatforn.exe -auto1⤵
- Executes dropped EXE
- Loads dropped DLL
- Suspicious use of WriteProcessMemory
PID:2824 -
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
PID:2748
Network
MITRE ATT&CK Enterprise v15
Replay Monitor
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Downloads
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C:\Users\Admin\AppData\Local\Temp\HD_50b7197628f3d6f78c485002d4dfcb37f743e240b163cbfed332d87200ffb082.exe
Filesize10.2MB
MD558e93fa650828fb6b78d5ac944cf4c9f
SHA1e7d41eab06a4f7a39eb50fa14bd82c74584c2c37
SHA256e580b0c6244e5d8b534481468fc1d738348598e8aa27c5362946dbe6eb4fbc32
SHA51286700bee6b721f369f931879c264419781ec59ac878be8322f00951d2d62168a1eb6af65dddde8d0df8d097056eba23e9308940d240ad6a6e4a670158226abfa
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Filesize
1.2MB
MD57bd6cb9c0f1fba139e1e18b6aaf3962f
SHA1b019edf5b65684987f515f755631b43e44d13f0f
SHA256912a9ad6c78f98a706dc29a57a6511db086b37de05efb67307e49bf10855a36d
SHA5129a9990400b8a4fa1143ed97195e3fb960b6867e0fb2029215cf3f2e4a2631a61a8e4311593f291740770f16539ae26b13f61a337e9b26490e3a3da6489eb27b6
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Filesize
377KB
MD580ade1893dec9cab7f2e63538a464fcc
SHA1c06614da33a65eddb506db00a124a3fc3f5be02e
SHA25657a920389c044e3f5cf93dabff67070b4511e79779b6f874e08f92d8b0d7afbd
SHA512fffd4f3fccb5301b3c7a5b3bd92747f31549fbd9d0803fe5d502d1bb0ef979140988718c2ee1406ed3e755790d275185e120a56cbcb5ed2eadf62b5cdbfc4cc4