Analysis
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max time kernel
2s -
max time network
5s -
platform
windows10-2004_x64 -
resource
win10v2004-20230220-en -
resource tags
arch:x64arch:x86image:win10v2004-20230220-enlocale:en-usos:windows10-2004-x64system -
submitted
14-03-2023 18:59
Static task
static1
Behavioral task
behavioral1
Sample
tmp.exe
Resource
win7-20230220-en
General
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Target
tmp.exe
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Size
1.5MB
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MD5
8a757e86b59f384882de95c2294aaa3f
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SHA1
1cb9ef2b8d44fb2f709592f8395f59215d1440a4
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SHA256
3e09c13aecc31d606be3af123a26c1cd849103e5aca364b2e982e9a77a00b9d7
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SHA512
ae581250ecfece1933d6f3d7ab8f85050395690816f45e4e9b58bcfeb326253065e01c08802bb87589863bbfe308033cf10c4877a1416cc2c052f19032529511
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SSDEEP
24576:yQZoidOTdVZinacCET9Ecl1erdg0MCiVWhFU7cVdVLBrfm:yQZAdVyVT9n/Gg0P+Who+VLBrfm
Malware Config
Signatures
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Processes:
resource yara_rule behavioral2/memory/3888-140-0x0000000010000000-0x00000000101B6000-memory.dmp purplefox_rootkit behavioral2/memory/3888-139-0x0000000010000000-0x00000000101B6000-memory.dmp purplefox_rootkit behavioral2/memory/3244-147-0x0000000010000000-0x00000000101B6000-memory.dmp purplefox_rootkit behavioral2/memory/3244-148-0x0000000010000000-0x00000000101B6000-memory.dmp purplefox_rootkit -
Gh0st RAT payload 9 IoCs
Processes:
resource yara_rule behavioral2/memory/3888-140-0x0000000010000000-0x00000000101B6000-memory.dmp family_gh0strat behavioral2/memory/3888-139-0x0000000010000000-0x00000000101B6000-memory.dmp family_gh0strat behavioral2/memory/3244-147-0x0000000010000000-0x00000000101B6000-memory.dmp family_gh0strat behavioral2/memory/3244-148-0x0000000010000000-0x00000000101B6000-memory.dmp family_gh0strat C:\Windows\SysWOW64\240544359.txt family_gh0strat behavioral2/memory/3088-160-0x0000000010000000-0x00000000101B6000-memory.dmp family_gh0strat behavioral2/memory/3088-161-0x0000000010000000-0x00000000101B6000-memory.dmp family_gh0strat C:\Windows\SysWOW64\240544359.txt family_gh0strat \??\c:\windows\SysWOW64\240544359.txt family_gh0strat -
Executes dropped EXE 3 IoCs
Processes:
svchost.exeTXPlatforn.exesvchos.exepid process 3888 svchost.exe 3244 TXPlatforn.exe 2092 svchos.exe -
Processes:
resource yara_rule behavioral2/memory/3888-137-0x0000000010000000-0x00000000101B6000-memory.dmp upx behavioral2/memory/3888-140-0x0000000010000000-0x00000000101B6000-memory.dmp upx behavioral2/memory/3888-139-0x0000000010000000-0x00000000101B6000-memory.dmp upx behavioral2/memory/3244-145-0x0000000010000000-0x00000000101B6000-memory.dmp upx behavioral2/memory/3244-147-0x0000000010000000-0x00000000101B6000-memory.dmp upx behavioral2/memory/3244-148-0x0000000010000000-0x00000000101B6000-memory.dmp upx behavioral2/memory/3088-158-0x0000000010000000-0x00000000101B6000-memory.dmp upx behavioral2/memory/3088-160-0x0000000010000000-0x00000000101B6000-memory.dmp upx behavioral2/memory/3088-161-0x0000000010000000-0x00000000101B6000-memory.dmp upx -
Drops file in System32 directory 2 IoCs
Processes:
svchost.exedescription ioc process File created C:\Windows\SysWOW64\TXPlatforn.exe svchost.exe File opened for modification C:\Windows\SysWOW64\TXPlatforn.exe svchost.exe -
Suspicious use of AdjustPrivilegeToken 1 IoCs
Processes:
svchost.exedescription pid process Token: SeIncBasePriorityPrivilege 3888 svchost.exe -
Suspicious use of SetWindowsHookEx 2 IoCs
Processes:
tmp.exepid process 1592 tmp.exe 1592 tmp.exe -
Suspicious use of WriteProcessMemory 6 IoCs
Processes:
tmp.exedescription pid process target process PID 1592 wrote to memory of 3888 1592 tmp.exe svchost.exe PID 1592 wrote to memory of 3888 1592 tmp.exe svchost.exe PID 1592 wrote to memory of 3888 1592 tmp.exe svchost.exe PID 1592 wrote to memory of 2092 1592 tmp.exe svchos.exe PID 1592 wrote to memory of 2092 1592 tmp.exe svchos.exe PID 1592 wrote to memory of 2092 1592 tmp.exe svchos.exe
Processes
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C:\Users\Admin\AppData\Local\Temp\tmp.exe"C:\Users\Admin\AppData\Local\Temp\tmp.exe"1⤵
- 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
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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⤵
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C:\Users\Admin\AppData\Local\Temp\svchos.exeC:\Users\Admin\AppData\Local\Temp\\svchos.exe2⤵
- Executes dropped EXE
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C:\Windows\SysWOW64\TXPlatforn.exeC:\Windows\SysWOW64\TXPlatforn.exe -auto1⤵
- Executes dropped EXE
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C:\Windows\SysWOW64\TXPlatforn.exeC:\Windows\SysWOW64\TXPlatforn.exe -acsi2⤵
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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⤵
Network
MITRE ATT&CK Matrix
Replay Monitor
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Downloads
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C:\Users\Admin\AppData\Local\Temp\svchos.exeFilesize
93KB
MD53b377ad877a942ec9f60ea285f7119a2
SHA160b23987b20d913982f723ab375eef50fafa6c70
SHA25662954fdf65e629b39a29f539619d20691332184c6b6be5a826128a8e759bfa84
SHA512af3a71f867ad9d28772c48b521097f9bf8931eb89fd2974e8de10990241419a39ddc3c0b36dd38aac4fdf14e1f0c5e228692618e93adce958d5b5dab8940e46f
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C:\Users\Admin\AppData\Local\Temp\svchos.exeFilesize
93KB
MD53b377ad877a942ec9f60ea285f7119a2
SHA160b23987b20d913982f723ab375eef50fafa6c70
SHA25662954fdf65e629b39a29f539619d20691332184c6b6be5a826128a8e759bfa84
SHA512af3a71f867ad9d28772c48b521097f9bf8931eb89fd2974e8de10990241419a39ddc3c0b36dd38aac4fdf14e1f0c5e228692618e93adce958d5b5dab8940e46f
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C:\Users\Admin\AppData\Local\Temp\svchost.exeFilesize
377KB
MD5a4329177954d4104005bce3020e5ef59
SHA123c29e295e2dbb8454012d619ca3f81e4c16e85a
SHA2566156d003d54dcf2ee92f21bd6e7a6a7f91730bd2804381260bcabe465abe6ddd
SHA51281e9d456a4abfc7cd9e0943d4a0ce15523362c3179f3368381d1d7974f80a9f9113b5404b96e67e91684e0ea1895b7d0073e4c48d0bfc4fd0244b1af6acf0208
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C:\Users\Admin\AppData\Local\Temp\svchost.exeFilesize
377KB
MD5a4329177954d4104005bce3020e5ef59
SHA123c29e295e2dbb8454012d619ca3f81e4c16e85a
SHA2566156d003d54dcf2ee92f21bd6e7a6a7f91730bd2804381260bcabe465abe6ddd
SHA51281e9d456a4abfc7cd9e0943d4a0ce15523362c3179f3368381d1d7974f80a9f9113b5404b96e67e91684e0ea1895b7d0073e4c48d0bfc4fd0244b1af6acf0208
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C:\Windows\SysWOW64\240544359.txtFilesize
50KB
MD56f431062d5c3518b0dcfe812a7e47da5
SHA1ae58c64077bbc02ffb25a4741fbb9d820327ddcb
SHA256780006d7313ece4c25dc23e197ac265da63767933ce336d368f5ea8bc2772343
SHA512e6d2992c4aca7fc8d642acb47b62c837dd116fa4e55f5bd1325056dda9f6169149bf7442e2cb2860ce2c42337b6aa78b26634be49dd8cbbd29ded701f2e3a30f
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C:\Windows\SysWOW64\240544359.txtFilesize
50KB
MD56f431062d5c3518b0dcfe812a7e47da5
SHA1ae58c64077bbc02ffb25a4741fbb9d820327ddcb
SHA256780006d7313ece4c25dc23e197ac265da63767933ce336d368f5ea8bc2772343
SHA512e6d2992c4aca7fc8d642acb47b62c837dd116fa4e55f5bd1325056dda9f6169149bf7442e2cb2860ce2c42337b6aa78b26634be49dd8cbbd29ded701f2e3a30f
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C:\Windows\SysWOW64\TXPlatforn.exeFilesize
377KB
MD5a4329177954d4104005bce3020e5ef59
SHA123c29e295e2dbb8454012d619ca3f81e4c16e85a
SHA2566156d003d54dcf2ee92f21bd6e7a6a7f91730bd2804381260bcabe465abe6ddd
SHA51281e9d456a4abfc7cd9e0943d4a0ce15523362c3179f3368381d1d7974f80a9f9113b5404b96e67e91684e0ea1895b7d0073e4c48d0bfc4fd0244b1af6acf0208
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C:\Windows\SysWOW64\TXPlatforn.exeFilesize
377KB
MD5a4329177954d4104005bce3020e5ef59
SHA123c29e295e2dbb8454012d619ca3f81e4c16e85a
SHA2566156d003d54dcf2ee92f21bd6e7a6a7f91730bd2804381260bcabe465abe6ddd
SHA51281e9d456a4abfc7cd9e0943d4a0ce15523362c3179f3368381d1d7974f80a9f9113b5404b96e67e91684e0ea1895b7d0073e4c48d0bfc4fd0244b1af6acf0208
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C:\Windows\SysWOW64\TXPlatforn.exeFilesize
377KB
MD5a4329177954d4104005bce3020e5ef59
SHA123c29e295e2dbb8454012d619ca3f81e4c16e85a
SHA2566156d003d54dcf2ee92f21bd6e7a6a7f91730bd2804381260bcabe465abe6ddd
SHA51281e9d456a4abfc7cd9e0943d4a0ce15523362c3179f3368381d1d7974f80a9f9113b5404b96e67e91684e0ea1895b7d0073e4c48d0bfc4fd0244b1af6acf0208
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\??\c:\windows\SysWOW64\240544359.txtFilesize
50KB
MD56f431062d5c3518b0dcfe812a7e47da5
SHA1ae58c64077bbc02ffb25a4741fbb9d820327ddcb
SHA256780006d7313ece4c25dc23e197ac265da63767933ce336d368f5ea8bc2772343
SHA512e6d2992c4aca7fc8d642acb47b62c837dd116fa4e55f5bd1325056dda9f6169149bf7442e2cb2860ce2c42337b6aa78b26634be49dd8cbbd29ded701f2e3a30f
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memory/3088-160-0x0000000010000000-0x00000000101B6000-memory.dmpFilesize
1.7MB
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memory/3088-158-0x0000000010000000-0x00000000101B6000-memory.dmpFilesize
1.7MB
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memory/3088-161-0x0000000010000000-0x00000000101B6000-memory.dmpFilesize
1.7MB
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memory/3244-147-0x0000000010000000-0x00000000101B6000-memory.dmpFilesize
1.7MB
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memory/3244-148-0x0000000010000000-0x00000000101B6000-memory.dmpFilesize
1.7MB
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memory/3244-145-0x0000000010000000-0x00000000101B6000-memory.dmpFilesize
1.7MB
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memory/3888-139-0x0000000010000000-0x00000000101B6000-memory.dmpFilesize
1.7MB
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memory/3888-140-0x0000000010000000-0x00000000101B6000-memory.dmpFilesize
1.7MB
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memory/3888-137-0x0000000010000000-0x00000000101B6000-memory.dmpFilesize
1.7MB