Analysis
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max time kernel
106s -
max time network
128s -
platform
windows10-2004_x64 -
resource
win10v2004-20230220-en -
resource tags
arch:x64arch:x86image:win10v2004-20230220-enlocale:en-usos:windows10-2004-x64system -
submitted
24-03-2023 01:43
Static task
static1
Behavioral task
behavioral1
Sample
1ed63828c472771cf59e95852088a702e381e3350d9c4cf831ca102d922e611a.exe
Resource
win7-20230220-en
General
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Target
1ed63828c472771cf59e95852088a702e381e3350d9c4cf831ca102d922e611a.exe
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Size
2.1MB
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MD5
7c8bc88fc4dcde08fda121950b741607
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SHA1
e654e807674334967b738057ea6d21b827a0a01c
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SHA256
1ed63828c472771cf59e95852088a702e381e3350d9c4cf831ca102d922e611a
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SHA512
2e130aa52cb92282085583a893f29fd5af18cc88dcb787235f44de20a287f2818ae71e92091e133a958f4947b3302b325d2592a2860dbf3361c51262098bbc97
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SSDEEP
49152:EGlJfs/Qq/vsfccJReTkMBuyJ/WyFMHQh3qrDIHxAUZl1ufBDwPj5dlLYp:5mQq/vsfOu+OLw9yI/Zl1ma1PYp
Malware Config
Extracted
gcleaner
45.12.253.56
45.12.253.72
45.12.253.98
45.12.253.75
Signatures
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Checks computer location settings 2 TTPs 1 IoCs
Looks up country code configured in the registry, likely geofence.
Processes:
FRec322.exedescription ioc process Key value queried \REGISTRY\USER\S-1-5-21-1013461898-3711306144-4198452673-1000\Control Panel\International\Geo\Nation FRec322.exe -
Executes dropped EXE 3 IoCs
Processes:
is-PPN6F.tmpFRec322.exeGdxXpeop.exepid process 1672 is-PPN6F.tmp 800 FRec322.exe 2792 GdxXpeop.exe -
Loads dropped DLL 1 IoCs
Processes:
is-PPN6F.tmppid process 1672 is-PPN6F.tmp -
Checks installed software on the system 1 TTPs
Looks up Uninstall key entries in the registry to enumerate software on the system.
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Drops file in Program Files directory 9 IoCs
Processes:
is-PPN6F.tmpdescription ioc process File created C:\Program Files (x86)\FJAsoftFR\FRec322\unins000.dat is-PPN6F.tmp File created C:\Program Files (x86)\FJAsoftFR\FRec322\is-5ESI6.tmp is-PPN6F.tmp File created C:\Program Files (x86)\FJAsoftFR\FRec322\data\is-8GKT3.tmp is-PPN6F.tmp File opened for modification C:\Program Files (x86)\FJAsoftFR\FRec322\unins000.dat is-PPN6F.tmp File opened for modification C:\Program Files (x86)\FJAsoftFR\FRec322\FRec322.exe is-PPN6F.tmp File created C:\Program Files (x86)\FJAsoftFR\FRec322\is-KG0BH.tmp is-PPN6F.tmp File created C:\Program Files (x86)\FJAsoftFR\FRec322\is-EKJAJ.tmp is-PPN6F.tmp File created C:\Program Files (x86)\FJAsoftFR\FRec322\is-MN6LB.tmp is-PPN6F.tmp File created C:\Program Files (x86)\FJAsoftFR\FRec322\is-LUCNE.tmp is-PPN6F.tmp -
Enumerates physical storage devices 1 TTPs
Attempts to interact with connected storage/optical drive(s). Likely ransomware behaviour.
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Kills process with taskkill 1 IoCs
Processes:
taskkill.exepid process 4512 taskkill.exe -
Suspicious behavior: EnumeratesProcesses 6 IoCs
Processes:
FRec322.exepid process 800 FRec322.exe 800 FRec322.exe 800 FRec322.exe 800 FRec322.exe 800 FRec322.exe 800 FRec322.exe -
Suspicious use of AdjustPrivilegeToken 1 IoCs
Processes:
taskkill.exedescription pid process Token: SeDebugPrivilege 4512 taskkill.exe -
Suspicious use of WriteProcessMemory 15 IoCs
Processes:
1ed63828c472771cf59e95852088a702e381e3350d9c4cf831ca102d922e611a.exeis-PPN6F.tmpFRec322.execmd.exedescription pid process target process PID 3804 wrote to memory of 1672 3804 1ed63828c472771cf59e95852088a702e381e3350d9c4cf831ca102d922e611a.exe is-PPN6F.tmp PID 3804 wrote to memory of 1672 3804 1ed63828c472771cf59e95852088a702e381e3350d9c4cf831ca102d922e611a.exe is-PPN6F.tmp PID 3804 wrote to memory of 1672 3804 1ed63828c472771cf59e95852088a702e381e3350d9c4cf831ca102d922e611a.exe is-PPN6F.tmp PID 1672 wrote to memory of 800 1672 is-PPN6F.tmp FRec322.exe PID 1672 wrote to memory of 800 1672 is-PPN6F.tmp FRec322.exe PID 1672 wrote to memory of 800 1672 is-PPN6F.tmp FRec322.exe PID 800 wrote to memory of 2792 800 FRec322.exe GdxXpeop.exe PID 800 wrote to memory of 2792 800 FRec322.exe GdxXpeop.exe PID 800 wrote to memory of 2792 800 FRec322.exe GdxXpeop.exe PID 800 wrote to memory of 1548 800 FRec322.exe cmd.exe PID 800 wrote to memory of 1548 800 FRec322.exe cmd.exe PID 800 wrote to memory of 1548 800 FRec322.exe cmd.exe PID 1548 wrote to memory of 4512 1548 cmd.exe taskkill.exe PID 1548 wrote to memory of 4512 1548 cmd.exe taskkill.exe PID 1548 wrote to memory of 4512 1548 cmd.exe taskkill.exe
Processes
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C:\Users\Admin\AppData\Local\Temp\1ed63828c472771cf59e95852088a702e381e3350d9c4cf831ca102d922e611a.exe"C:\Users\Admin\AppData\Local\Temp\1ed63828c472771cf59e95852088a702e381e3350d9c4cf831ca102d922e611a.exe"1⤵
- Suspicious use of WriteProcessMemory
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C:\Users\Admin\AppData\Local\Temp\is-OI5AO.tmp\is-PPN6F.tmp"C:\Users\Admin\AppData\Local\Temp\is-OI5AO.tmp\is-PPN6F.tmp" /SL4 $90054 "C:\Users\Admin\AppData\Local\Temp\1ed63828c472771cf59e95852088a702e381e3350d9c4cf831ca102d922e611a.exe" 1961402 527362⤵
- Executes dropped EXE
- Loads dropped DLL
- Drops file in Program Files directory
- Suspicious use of WriteProcessMemory
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C:\Program Files (x86)\FJAsoftFR\FRec322\FRec322.exe"C:\Program Files (x86)\FJAsoftFR\FRec322\FRec322.exe"3⤵
- Checks computer location settings
- Executes dropped EXE
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of WriteProcessMemory
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C:\Users\Admin\AppData\Roaming\{9e74baef-b191-11ed-b7c8-806e6f6e6963}\GdxXpeop.exe
- Executes dropped EXE
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C:\Windows\SysWOW64\cmd.exe"C:\Windows\System32\cmd.exe" /c taskkill /im "FRec322.exe" /f & erase "C:\Program Files (x86)\FJAsoftFR\FRec322\FRec322.exe" & exit4⤵
- Suspicious use of WriteProcessMemory
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C:\Windows\SysWOW64\taskkill.exetaskkill /im "FRec322.exe" /f5⤵
- Kills process with taskkill
- Suspicious use of AdjustPrivilegeToken
Network
MITRE ATT&CK Matrix ATT&CK v6
Replay Monitor
Loading Replay Monitor...
Downloads
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C:\Program Files (x86)\FJAsoftFR\FRec322\FRec322.exeFilesize
2.6MB
MD50f2dd6a197c4d8c3a26c22a9949470a3
SHA107a223711a17d4943700caef9371ab8ba812ab95
SHA2563244f1d0baae8c76b7872f27d9b6adcd4294b466748f6fb0bc38ac03f6afd594
SHA512834b5c3d24d23deaeb18d7b0cc494534c540e0566a700827e2efa6f0a41dcb41e1cda2376f7c6d152de53205076f9e40f96eaf43a04d6da8e25fcf09420aeb46
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C:\Program Files (x86)\FJAsoftFR\FRec322\FRec322.exeFilesize
2.6MB
MD50f2dd6a197c4d8c3a26c22a9949470a3
SHA107a223711a17d4943700caef9371ab8ba812ab95
SHA2563244f1d0baae8c76b7872f27d9b6adcd4294b466748f6fb0bc38ac03f6afd594
SHA512834b5c3d24d23deaeb18d7b0cc494534c540e0566a700827e2efa6f0a41dcb41e1cda2376f7c6d152de53205076f9e40f96eaf43a04d6da8e25fcf09420aeb46
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C:\Users\Admin\AppData\Local\Microsoft\Windows\INetCache\IE\DKFP9JBL\dll[1].htmFilesize
1B
MD5cfcd208495d565ef66e7dff9f98764da
SHA1b6589fc6ab0dc82cf12099d1c2d40ab994e8410c
SHA2565feceb66ffc86f38d952786c6d696c79c2dbc239dd4e91b46729d73a27fb57e9
SHA51231bca02094eb78126a517b206a88c73cfa9ec6f704c7030d18212cace820f025f00bf0ea68dbf3f3a5436ca63b53bf7bf80ad8d5de7d8359d0b7fed9dbc3ab99
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C:\Users\Admin\AppData\Local\Temp\is-EKM8C.tmp\_isetup\_iscrypt.dllFilesize
2KB
MD5a69559718ab506675e907fe49deb71e9
SHA1bc8f404ffdb1960b50c12ff9413c893b56f2e36f
SHA2562f6294f9aa09f59a574b5dcd33be54e16b39377984f3d5658cda44950fa0f8fc
SHA512e52e0aa7fe3f79e36330c455d944653d449ba05b2f9abee0914a0910c3452cfa679a40441f9ac696b3ccf9445cbb85095747e86153402fc362bb30ac08249a63
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C:\Users\Admin\AppData\Local\Temp\is-OI5AO.tmp\is-PPN6F.tmpFilesize
659KB
MD563bdf487b26c0886dbced14bab4d4257
SHA1e3621d870aa54d552861f1c71dea1fb36d71def6
SHA256ca5e816fa95cbcd2a880f2c319d3ddf09686e96ee633af63a396969e5e62335a
SHA512b433e540c9da175efdd09d44be39c563176046d89aa03edcc43e3582aa1f180e40e283503d152a46e07d4e77f8fa18b76118e425961b507ad5ca3864c39a7c40
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C:\Users\Admin\AppData\Local\Temp\is-OI5AO.tmp\is-PPN6F.tmpFilesize
659KB
MD563bdf487b26c0886dbced14bab4d4257
SHA1e3621d870aa54d552861f1c71dea1fb36d71def6
SHA256ca5e816fa95cbcd2a880f2c319d3ddf09686e96ee633af63a396969e5e62335a
SHA512b433e540c9da175efdd09d44be39c563176046d89aa03edcc43e3582aa1f180e40e283503d152a46e07d4e77f8fa18b76118e425961b507ad5ca3864c39a7c40
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C:\Users\Admin\AppData\Roaming\{9e74baef-b191-11ed-b7c8-806e6f6e6963}\GdxXpeop.exeFilesize
72KB
MD53fb36cb0b7172e5298d2992d42984d06
SHA1439827777df4a337cbb9fa4a4640d0d3fa1738b7
SHA25627ae813ceff8aa56e9fa68c8e50bb1c6c4a01636015eac4bd8bf444afb7020d6
SHA5126b39cb32d77200209a25080ac92bc71b1f468e2946b651023793f3585ee6034adc70924dbd751cf4a51b5e71377854f1ab43c2dd287d4837e7b544ff886f470c
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C:\Users\Admin\AppData\Roaming\{9e74baef-b191-11ed-b7c8-806e6f6e6963}\GdxXpeop.exeFilesize
72KB
MD53fb36cb0b7172e5298d2992d42984d06
SHA1439827777df4a337cbb9fa4a4640d0d3fa1738b7
SHA25627ae813ceff8aa56e9fa68c8e50bb1c6c4a01636015eac4bd8bf444afb7020d6
SHA5126b39cb32d77200209a25080ac92bc71b1f468e2946b651023793f3585ee6034adc70924dbd751cf4a51b5e71377854f1ab43c2dd287d4837e7b544ff886f470c
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memory/800-166-0x0000000000400000-0x00000000014A0000-memory.dmpFilesize
16.6MB
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memory/800-182-0x0000000000400000-0x00000000014A0000-memory.dmpFilesize
16.6MB
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memory/800-174-0x0000000010000000-0x000000001001B000-memory.dmpFilesize
108KB
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memory/800-197-0x0000000000400000-0x00000000014A0000-memory.dmpFilesize
16.6MB
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memory/800-165-0x0000000000400000-0x00000000014A0000-memory.dmpFilesize
16.6MB
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memory/1672-148-0x0000000002330000-0x0000000002331000-memory.dmpFilesize
4KB
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memory/1672-180-0x0000000000400000-0x00000000004B4000-memory.dmpFilesize
720KB
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memory/1672-198-0x0000000000400000-0x00000000004B4000-memory.dmpFilesize
720KB
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memory/3804-179-0x0000000000400000-0x0000000000413000-memory.dmpFilesize
76KB
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memory/3804-199-0x0000000000400000-0x0000000000413000-memory.dmpFilesize
76KB
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memory/3804-133-0x0000000000400000-0x0000000000413000-memory.dmpFilesize
76KB