fd829505630a80cee334c85eaa40762589d651c033b87c998a1e3234a8514c01

Analysis

max time kernel
179s
max time network
198s
platform
windows10-2004_x64
resource
win10v2004-20220812-en
resource tags

arch:x64arch:x86image:win10v2004-20220812-enlocale:en-usos:windows10-2004-x64system
submitted
13-10-2022 21:57

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General

Target

fd829505630a80cee334c85eaa40762589d651c033b87c998a1e3234a8514c01.exe
Size

59KB
MD5

695edd78423b0707179148f2ce0c7ca0
SHA1

a34db5ad4bf9f14cebd091353bff9f84f3286770
SHA256

fd829505630a80cee334c85eaa40762589d651c033b87c998a1e3234a8514c01
SHA512

46b895657e44fc8d9af21903c30d054eb6728a252c28e347d1300dc49b7745d507196dfb91d60d307bc8cd2b7de7e4c329525c9f8d0f62e545afaec6e0937fd3
SSDEEP

1536:gS9sf3ewWNlLC+U1xf4Trnm4GDvJO7kEd:gS9sfuwqBU1B4TrmBOA+

Score

8^/10

evasion persistence

Malware Config

Signatures

Executes dropped EXE 1 IoCs

pid	Process
4816	inl2822.tmp

Sets file to hidden 1 TTPs 2 IoCs

Modifies file attributes to stop it showing in Explorer etc.

evasion

Hidden Files and Directories

T1158

pid	Process
5076	attrib.exe
1204	attrib.exe

Checks computer location settings 2 TTPs 1 IoCs

Looks up country code configured in the registry, likely geofence.

Query Registry

T1012

System Information Discovery

T1082

description	ioc	Process
Key value queried	\REGISTRY\USER\S-1-5-21-2891029575-1462575-1165213807-1000\Control Panel\International\Geo\Nation	fd829505630a80cee334c85eaa40762589d651c033b87c998a1e3234a8514c01.exe

Adds Run key to start application 2 TTPs 3 IoCs

persistence

Registry Run Keys / Startup Folder

T1060

Modify Registry

T1112

description	ioc	Process
Set value (str)	\REGISTRY\USER\S-1-5-21-2891029575-1462575-1165213807-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\RunOnce\hsdfasd = "\"C:\\PROGRA~1\\FREERA~1\\tmp.\\a.{971C5380-92A0-5A69-B3EE-C3002B33309E}\" hh.exe"	rundll32.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Microsoft\Windows\CurrentVersion\RunOnce\GrpConv = "grpconv -o"	rundll32.exe
Key created	\REGISTRY\USER\S-1-5-21-2891029575-1462575-1165213807-1000\Software\Microsoft\Windows\CurrentVersion\RunOnce	rundll32.exe

Drops file in Program Files directory 15 IoCs

description	ioc	Process
File created	C:\Program Files\FreeRapid\2.bat	fd829505630a80cee334c85eaa40762589d651c033b87c998a1e3234a8514c01.exe
File opened for modification	C:\PROGRA~1\FREERA~1\┐┤┐┤╡τ╙░.url	cmd.exe
File opened for modification	C:\PROGRA~1\FREERA~1\░╦╪╘╔½═╝.url	cmd.exe
File created	C:\Program Files\FreeRapid\4.bat	fd829505630a80cee334c85eaa40762589d651c033b87c998a1e3234a8514c01.exe
File opened for modification	C:\PROGRA~1\FREERA~1\╠╘▒ª╣║╬∩.url	cmd.exe
File created	C:\PROGRA~1\INTERN~1\ieframe.dll	cmd.exe
File opened for modification	C:\PROGRA~1\FREERA~1\tmp	attrib.exe
File opened for modification	C:\PROGRA~1\FREERA~1\3.bat	cmd.exe
File opened for modification	C:\PROGRA~1\FREERA~1\2.inf	cmd.exe
File created	C:\Program Files\FreeRapid\1.bat	fd829505630a80cee334c85eaa40762589d651c033b87c998a1e3234a8514c01.exe
File opened for modification	C:\PROGRA~1\FREERA~1\├└┼«└╓╘░.url	cmd.exe
File opened for modification	C:\PROGRA~1\FREERA~1\╟º═┼═┼╣║.url	cmd.exe
File opened for modification	C:\PROGRA~1\FREERA~1\1.inf	cmd.exe
File opened for modification	C:\PROGRA~1\INTERN~1\ieframe.dll	cmd.exe
File opened for modification	C:\PROGRA~1\FREERA~1\tmp\a.{971C5380-92A0-5A69-B3EE-C3002B33309E}	attrib.exe

Enumerates physical storage devices 1 TTPs
Attempts to interact with connected storage/optical drive(s). Likely ransomware behaviour.

System Information Discovery
T1082

Checks processor information in registry 2 TTPs 2 IoCs

Processor information is often read in order to detect sandboxing environments.

Query Registry

T1012

System Information Discovery

T1082

description	ioc	Process
Key value queried	\REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\CentralProcessor\0\~MHz	runonce.exe
Key opened	\Registry\Machine\HARDWARE\DESCRIPTION\System\CentralProcessor\0	runonce.exe

Modifies Internet Explorer settings 1 TTPs 2 IoCs

adware spyware

Modify Registry

T1112

description	ioc	Process
Key created	\REGISTRY\MACHINE\Software\WOW6432Node\Microsoft\Internet Explorer\Main	reg.exe
Key created	\REGISTRY\USER\S-1-5-21-2891029575-1462575-1165213807-1000\Software\Microsoft\Internet Explorer\Main	reg.exe

Modifies Internet Explorer start page 1 TTPs 2 IoCs

stealer

Modify Registry

T1112

description	ioc	Process
Set value (str)	\REGISTRY\USER\S-1-5-21-2891029575-1462575-1165213807-1000\SOFTWARE\Microsoft\Internet Explorer\Main\Start Page = "http://www.82133.com/?o"	reg.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Microsoft\Internet Explorer\Main\Start Page = "http://www.82133.com/?o"	reg.exe

Modifies registry class 9 IoCs

description	ioc	Process
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\CLSID\{971C5380-92A0-5A69-B3EE-C3002B33309E}\IsShortCut	reg.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\CLSID\{971C5380-92A0-5A69-B3EE-C3002B33309E}\Shell\open(&H)\Command	reg.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node	reg.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\CLSID	reg.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\CLSID\{971C5380-92A0-5A69-B3EE-C3002B33309E}	reg.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\CLSID\{971C5380-92A0-5A69-B3EE-C3002B33309E}\Shell\open(&H)	reg.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\CLSID\{971C5380-92A0-5A69-B3EE-C3002B33309E}	reg.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\CLSID\{971C5380-92A0-5A69-B3EE-C3002B33309E}\Shell\open(&H)\Command\ = "wscript -e:vbs \"C:\\PROGRA~1\\FREERA~1\\3.bat\""	reg.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\CLSID\{971C5380-92A0-5A69-B3EE-C3002B33309E}\Shell	reg.exe

Suspicious use of AdjustPrivilegeToken 1 IoCs

description	pid	Process
Token: SeIncBasePriorityPrivilege	2256	fd829505630a80cee334c85eaa40762589d651c033b87c998a1e3234a8514c01.exe

Suspicious use of WriteProcessMemory 53 IoCs

description	pid	Process	procid_target
PID 2256 wrote to memory of 4168	2256	fd829505630a80cee334c85eaa40762589d651c033b87c998a1e3234a8514c01.exe	88
PID 2256 wrote to memory of 4168	2256	fd829505630a80cee334c85eaa40762589d651c033b87c998a1e3234a8514c01.exe	88
PID 2256 wrote to memory of 4168	2256	fd829505630a80cee334c85eaa40762589d651c033b87c998a1e3234a8514c01.exe	88
PID 4168 wrote to memory of 4160	4168	cmd.exe	90
PID 4168 wrote to memory of 4160	4168	cmd.exe	90
PID 4168 wrote to memory of 4160	4168	cmd.exe	90
PID 4160 wrote to memory of 4456	4160	cmd.exe	92
PID 4160 wrote to memory of 4456	4160	cmd.exe	92
PID 4160 wrote to memory of 4600	4160	cmd.exe	93
PID 4160 wrote to memory of 4600	4160	cmd.exe	93
PID 4160 wrote to memory of 4600	4160	cmd.exe	93
PID 4160 wrote to memory of 4844	4160	cmd.exe	94
PID 4160 wrote to memory of 4844	4160	cmd.exe	94
PID 4160 wrote to memory of 4844	4160	cmd.exe	94
PID 4844 wrote to memory of 1192	4844	cmd.exe	96
PID 4844 wrote to memory of 1192	4844	cmd.exe	96
PID 4844 wrote to memory of 1192	4844	cmd.exe	96
PID 4844 wrote to memory of 4572	4844	cmd.exe	97
PID 4844 wrote to memory of 4572	4844	cmd.exe	97
PID 4844 wrote to memory of 4572	4844	cmd.exe	97
PID 4844 wrote to memory of 740	4844	cmd.exe	98
PID 4844 wrote to memory of 740	4844	cmd.exe	98
PID 4844 wrote to memory of 740	4844	cmd.exe	98
PID 4844 wrote to memory of 4080	4844	cmd.exe	99
PID 4844 wrote to memory of 4080	4844	cmd.exe	99
PID 4844 wrote to memory of 4080	4844	cmd.exe	99
PID 4844 wrote to memory of 4460	4844	cmd.exe	100
PID 4844 wrote to memory of 4460	4844	cmd.exe	100
PID 4844 wrote to memory of 4460	4844	cmd.exe	100
PID 4844 wrote to memory of 5076	4844	cmd.exe	102
PID 4844 wrote to memory of 5076	4844	cmd.exe	102
PID 4844 wrote to memory of 5076	4844	cmd.exe	102
PID 2256 wrote to memory of 4816	2256	fd829505630a80cee334c85eaa40762589d651c033b87c998a1e3234a8514c01.exe	101
PID 2256 wrote to memory of 4816	2256	fd829505630a80cee334c85eaa40762589d651c033b87c998a1e3234a8514c01.exe	101
PID 2256 wrote to memory of 4816	2256	fd829505630a80cee334c85eaa40762589d651c033b87c998a1e3234a8514c01.exe	101
PID 4844 wrote to memory of 1204	4844	cmd.exe	103
PID 4844 wrote to memory of 1204	4844	cmd.exe	103
PID 4844 wrote to memory of 1204	4844	cmd.exe	103
PID 4844 wrote to memory of 3972	4844	cmd.exe	104
PID 4844 wrote to memory of 3972	4844	cmd.exe	104
PID 4844 wrote to memory of 3972	4844	cmd.exe	104
PID 4844 wrote to memory of 3364	4844	cmd.exe	105
PID 4844 wrote to memory of 3364	4844	cmd.exe	105
PID 4844 wrote to memory of 3364	4844	cmd.exe	105
PID 2256 wrote to memory of 3564	2256	fd829505630a80cee334c85eaa40762589d651c033b87c998a1e3234a8514c01.exe	106
PID 2256 wrote to memory of 3564	2256	fd829505630a80cee334c85eaa40762589d651c033b87c998a1e3234a8514c01.exe	106
PID 2256 wrote to memory of 3564	2256	fd829505630a80cee334c85eaa40762589d651c033b87c998a1e3234a8514c01.exe	106
PID 3972 wrote to memory of 3832	3972	rundll32.exe	108
PID 3972 wrote to memory of 3832	3972	rundll32.exe	108
PID 3972 wrote to memory of 3832	3972	rundll32.exe	108
PID 3832 wrote to memory of 1532	3832	runonce.exe	109
PID 3832 wrote to memory of 1532	3832	runonce.exe	109
PID 3832 wrote to memory of 1532	3832	runonce.exe	109

Views/modifies file attributes 1 TTPs 2 IoCs

evasion

Hidden Files and Directories

T1158

pid	Process
5076	attrib.exe
1204	attrib.exe

C:\Users\Admin\AppData\Local\Temp\fd829505630a80cee334c85eaa40762589d651c033b87c998a1e3234a8514c01.exe
"C:\Users\Admin\AppData\Local\Temp\fd829505630a80cee334c85eaa40762589d651c033b87c998a1e3234a8514c01.exe"
1⤵
- Checks computer location settings
- Drops file in Program Files directory
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
PID:2256
- C:\Windows\SysWOW64\cmd.exe
  C:\Windows\system32\cmd.exe /c ""C:\Users\Admin\AppData\Local\Temp\xcodewget2.bat" "
  2⤵
  - Suspicious use of WriteProcessMemory
  PID:4168
- - C:\Windows\SysWOW64\cmd.exe
    C:\Windows\system32\cmd.exe /K C:\PROGRA~1\FREERA~1\1.bat
    3⤵
    - Drops file in Program Files directory
    - Suspicious use of WriteProcessMemory
    PID:4160
  - - C:\PROGRA~1\INTERN~1\iexplore.exe
      C:\PROGRA~1\INTERN~1\IEXPLORE.EXE http://WWw.cnkankan.com/?82133
      4⤵
      PID:4456
  - - C:\Windows\SysWOW64\rundll32.exe
      rundll32 syssetup,SetupInfObjectInstallAction DefaultInstall 128 C:\PROGRA~1\FREERA~1\1.inf
      4⤵
      PID:4600
  - - C:\Windows\SysWOW64\cmd.exe
      C:\Windows\system32\cmd.exe /K C:\PROGRA~1\FREERA~1\2.bat
      4⤵
      Drops file in Program Files directory
      Suspicious use of WriteProcessMemory
      PID:4844
    - - C:\Windows\SysWOW64\reg.exe
        
        reg add "HKLM\Software\Microsoft\Internet Explorer\Main" /v "Start Page" /d ""http://www.82133.com/?o"" /f
        5⤵
        Modifies Internet Explorer settings
        Modifies Internet Explorer start page
        
        PID:1192
    - - C:\Windows\SysWOW64\reg.exe
        
        reg add "HKCU\Software\Microsoft\Internet Explorer\Main" /v "Start Page" /d ""http://www.82133.com/?o"" /f
        5⤵
        Modifies Internet Explorer settings
        Modifies Internet Explorer start page
        
        PID:4572
    - - C:\Windows\SysWOW64\reg.exe
        
        reg add "HKCU\Software\tmp" /v "key" /d ""http://www.82133.com/?o"" /f
        5⤵
        
        PID:740
    - - C:\Windows\SysWOW64\reg.exe
        
        reg add "HKCR\CLSID\{971C5380-92A0-5A69-B3EE-C3002B33309E}" /v "IsShortCut" /d "" /f
        5⤵
        Modifies registry class
        
        PID:4080
    - - C:\Windows\SysWOW64\reg.exe
        
        reg add "HKCR\CLSID\{971C5380-92A0-5A69-B3EE-C3002B33309E}\Shell\open(&H)\Command" /v "" /d "wscript -e:vbs ""C:\PROGRA~1\FREERA~1\3.bat""" /f
        5⤵
        Modifies registry class
        
        PID:4460
    - - C:\Windows\SysWOW64\attrib.exe
        
        attrib +s +h C:\PROGRA~1\FREERA~1\tmp\a.{971C5380-92A0-5A69-B3EE-C3002B33309E}
        5⤵
        Sets file to hidden
        Drops file in Program Files directory
        Views/modifies file attributes
        
        PID:5076
    - - C:\Windows\SysWOW64\attrib.exe
        
        attrib +s +h C:\PROGRA~1\FREERA~1\tmp
        5⤵
        Sets file to hidden
        Drops file in Program Files directory
        Views/modifies file attributes
        
        PID:1204
    - - C:\Windows\SysWOW64\rundll32.exe
        
        rundll32 syssetup,SetupInfObjectInstallAction DefaultInstall 128 C:\PROGRA~1\FREERA~1\2.inf
        5⤵
        Adds Run key to start application
        Suspicious use of WriteProcessMemory
        
        PID:3972
      - C:\Windows\SysWOW64\runonce.exe
        
        "C:\Windows\system32\runonce.exe" -r
        6⤵
        Checks processor information in registry
        Suspicious use of WriteProcessMemory
        
        PID:3832
        
        C:\Windows\SysWOW64\grpconv.exe
        
        "C:\Windows\System32\grpconv.exe" -o
        7⤵
        
        PID:1532
    - - C:\Windows\SysWOW64\rundll32.exe
        
        rundll32 D:\VolumeDH\jni.mp3,MainLoad
        5⤵
        
        PID:3364
- C:\Users\Admin\AppData\Local\Temp\inl2822.tmp
  C:\Users\Admin\AppData\Local\Temp\inl2822.tmp
  2⤵
  - Executes dropped EXE
  PID:4816
- C:\Windows\SysWOW64\cmd.exe
  "C:\Windows\system32\cmd.exe" /c del C:\Users\Admin\AppData\Local\Temp\FD8295~1.EXE > nul
  2⤵
  PID:3564

Network

MITRE ATT&CK Enterprise v6

Initial Access

Execution

Persistence

Hidden Files and Directories

T1158

Registry Run Keys / Startup Folder

T1060

Privilege Escalation

Defense Evasion

Hidden Files and Directories

T1158

Modify Registry

T1112

Credential Access

Discovery

Query Registry

T1012

System Information Discovery

T1082

Lateral Movement

Collection

Command and Control

Exfiltration

Impact

Replay Monitor

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Downloads

C:\PROGRA~1\FREERA~1\1.bat

Filesize
3KB

MD5
b7c5e3b416b1d1b5541ef44662e1a764

SHA1
8bff7ea2be2f3cf29f2381d8007198b5991ca3ae

SHA256
f1a2f9fdebb3cac24756e53fa5e1628b2bd1cc130480c1878e3b3bc880575cd1

SHA512
65dbd6a7a7cf6fec00e6b0f1d7d5655769e6087ad09cad74c91c5a3395e675ac8f9df5c7185327e6f8dd03ddb60504400f54237d9e4b53c8b08e7e3d41ee61fc

Download Submit
C:\PROGRA~1\FREERA~1\1.inf

Filesize
492B

MD5
34c14b8530e1094e792527f7a474fe77

SHA1
f71c4e9091140256b34c18220d1dd1efab1f301d

SHA256
fe0dfb3458bfe2a3632d365e00765fa10f14d62e7dfa8b70a055c7eb9fdb6713

SHA512
25bb09b526e1e9f5c6052f1f7c36b37c956c1b5649936af8df3abfcf120c931f3d2603e17a061cb99d8c8074bfb1973a5423cce89762fca53cd46aeb3e8944a2

Download Submit
C:\PROGRA~1\FREERA~1\2.bat

Filesize
3KB

MD5
6cbd1848e570354769fb56efd38f3594

SHA1
d17d48036cdbd6a928729a16a34babc2bd49708a

SHA256
cd0076ca521c3a3a8845fb6dac00fc93da9803bca9e03c904516b3493f7ba13d

SHA512
ff8502603849d56807be7a4990d4f17459a7a60c446283e8656dc69b5dae6b4ef833e521f4b6a24a69e7867a03d8688bac14498a21c7aa950d9d889b61d8e2e5

Download Submit
C:\PROGRA~1\FREERA~1\2.inf

Filesize
230B

MD5
f6dcb2862f6e7f9e69fb7d18668c59f1

SHA1
bb23dbba95d8af94ecc36a7d2dd4888af2856737

SHA256
c68fe97c64b68f00b3cc853ae6a6d324b470a558df57eac2593487978592eb2c

SHA512
eefe630b776d2144df39e9c385824374b3d546e30293d7efe10cc2d6bf6f2c932162bf80add1c8ca58afcc868ad02b3ffc104c0f111f3827f4385ee9f26f5e75

Download Submit
C:\PROGRA~1\FREERA~1\4.bat

Filesize
5.8MB

MD5
71a1e9c26bc0d7f094ce7fcdd7829357

SHA1
27c86db86208ec1d156a69bc417490d2882790cd

SHA256
f256bce09c5543cded018eee02f3cfec5cac14f429268f8c1dd03e3d4a314573

SHA512
b6444ae61680cd5595c1e9ddbea68e928046ec656834aeb10d9c54b7b38676a9bbcaa9c959db282ce8c3caa70d088b0d92854db4bd76d82c5f8d0ed744228a5c

Download Submit
C:\Users\Admin\AppData\Local\Temp\inl2822.tmp

Filesize
57.2MB

MD5
0a021484b4432258a6c315998741d6d6

SHA1
a95e381a71171b033a7d136eabfddb9d8a856655

SHA256
62057f7750020c259308b91378cc2c31c44cf9548c6558a525d2836ce9ca8daa

SHA512
86b0a2a790c82755b8684577468cb4adf32d0ebe958dd5fdba8aca9e915a144a0276c1c66e9d77724c1116cb0c98154d68388197cd37d1cf9e1228a29f7e40cc

Download Submit
C:\Users\Admin\AppData\Local\Temp\inl2822.tmp

Filesize
57.2MB

MD5
0a021484b4432258a6c315998741d6d6

SHA1
a95e381a71171b033a7d136eabfddb9d8a856655

SHA256
62057f7750020c259308b91378cc2c31c44cf9548c6558a525d2836ce9ca8daa

SHA512
86b0a2a790c82755b8684577468cb4adf32d0ebe958dd5fdba8aca9e915a144a0276c1c66e9d77724c1116cb0c98154d68388197cd37d1cf9e1228a29f7e40cc

Download Submit
C:\Users\Admin\AppData\Local\Temp\winrar_config.tmp

Filesize
629B

MD5
7c51a3cd196c154af76f7d57a475487d

SHA1
f2067dc3665cf3c7269eaec7022642bdc4a6a375

SHA256
ea89a5077fca265853fb87b8dbfc7c1c9bbf6a8d360cb0a01e6a6ce133086937

SHA512
efc22e2a44b93210aa1a5e44e98e01b57fff75b24023e093d75886c6103102e4e12f9e7a16b40f29d3fe63393e02b196df0c05aca9ae2eb29b8279950ba08f1c

Download Submit
C:\Users\Admin\AppData\Local\Temp\xcodewget2.bat

Filesize
36B

MD5
0b53221b1332efb76ebd2ab7120ff78f

SHA1
e3dda4d21e35819eaf50e50c2aab2950ff1505b5

SHA256
05bbda79058985c35a48637dcbc66c73176e1f7e4c95e8aef8b762066b780388

SHA512
877637688f255d94b94feb3b2444678836db41644f6e1a7d1f902c8c12bab45785393a8f210215eebcdcb3526002632863bf54f026047aa1edee8481b26dddcd

Download Submit
memory/2256-160-0x0000000000160000-0x0000000000186000-memory.dmp

Filesize
152KB

Download
memory/2256-132-0x0000000000160000-0x0000000000186000-memory.dmp

Filesize
152KB

Download
memory/2256-135-0x0000000000160000-0x0000000000186000-memory.dmp

Filesize
152KB

Download
memory/2256-134-0x0000000000540000-0x0000000000543000-memory.dmp

Filesize
12KB

Download
memory/2256-133-0x0000000000540000-0x0000000000543000-memory.dmp

Filesize
12KB

Download
memory/4816-156-0x00000000000D0000-0x00000000000D9000-memory.dmp

Filesize
36KB

Download

Analysis

Sharing

General

Malware Config

Signatures

Processes

Network

MITRE ATT&CK Enterprise v6

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