Analysis
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max time kernel
63s -
max time network
127s -
platform
windows10-2004_x64 -
resource
win10v2004-20230621-en -
resource tags
arch:x64arch:x86image:win10v2004-20230621-enlocale:en-usos:windows10-2004-x64system -
submitted
26/06/2023, 01:52
Static task
static1
Behavioral task
behavioral1
Sample
bf1e6887eae7ff57e6ce8355e63829532807b64599c60c2a378faad2522f3ce5.exe
Resource
win7-20230621-en
General
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Target
bf1e6887eae7ff57e6ce8355e63829532807b64599c60c2a378faad2522f3ce5.exe
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Size
2.1MB
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MD5
bd1b8f79433c29955278c3fbcd9096f9
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SHA1
07f2592afa191014ead41399639c11bdf8424609
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SHA256
bf1e6887eae7ff57e6ce8355e63829532807b64599c60c2a378faad2522f3ce5
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SHA512
fd1cdaa93523f9ad8129852a231e019309a7ab34ec4776b2dde27224b3d42749fe99e816897f8cd9e1452c57774c2d7705c0aa382e3a1b53e50c3c8efd15a76d
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SSDEEP
49152:zGwPVIUWxUXbEx5Eo0C3emuRggECvbWh+5aUUwqQC6fN6O:qwK6PLCO/5vbWyaUuQCwYO
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.
description ioc Process Key value queried \REGISTRY\USER\S-1-5-21-2178924671-3779044592-2825503497-1000\Control Panel\International\Geo\Nation FreeSpacer624.exe -
Executes dropped EXE 3 IoCs
pid Process 4340 is-8G80O.tmp 4308 FreeSpacer624.exe 2148 VqCydkq6DEqfM0.exe -
Loads dropped DLL 1 IoCs
pid Process 4340 is-8G80O.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 64 IoCs
description ioc Process File created C:\Program Files (x86)\FreeSpacer624\Skins\Blue\is-3JIHK.tmp is-8G80O.tmp File created C:\Program Files (x86)\FreeSpacer624\Skins\Blue\is-E1DLF.tmp is-8G80O.tmp File created C:\Program Files (x86)\FreeSpacer624\is-QH55D.tmp is-8G80O.tmp File created C:\Program Files (x86)\FreeSpacer624\Skins\Blue\is-F5B4F.tmp is-8G80O.tmp File created C:\Program Files (x86)\FreeSpacer624\Skins\Blue\is-Q988O.tmp is-8G80O.tmp File created C:\Program Files (x86)\FreeSpacer624\Skins\Blue\is-1IF8K.tmp is-8G80O.tmp File opened for modification C:\Program Files (x86)\FreeSpacer624\FreeSpacer624.exe is-8G80O.tmp File created C:\Program Files (x86)\FreeSpacer624\Skins\Blue\is-KEFIR.tmp is-8G80O.tmp File created C:\Program Files (x86)\FreeSpacer624\Skins\Blue\is-LVIQR.tmp is-8G80O.tmp File created C:\Program Files (x86)\FreeSpacer624\Skins\Blue\is-QOVST.tmp is-8G80O.tmp File created C:\Program Files (x86)\FreeSpacer624\Skins\Blue\is-M2HBO.tmp is-8G80O.tmp File created C:\Program Files (x86)\FreeSpacer624\is-TCAI6.tmp is-8G80O.tmp File created C:\Program Files (x86)\FreeSpacer624\Skins\Blue\is-4CONR.tmp is-8G80O.tmp File created C:\Program Files (x86)\FreeSpacer624\Skins\Blue\is-0NB3A.tmp is-8G80O.tmp File created C:\Program Files (x86)\FreeSpacer624\Skins\Blue\is-8BTTC.tmp is-8G80O.tmp File created C:\Program Files (x86)\FreeSpacer624\Skins\Blue\is-20N1I.tmp is-8G80O.tmp File created C:\Program Files (x86)\FreeSpacer624\Skins\Blue\is-T025N.tmp is-8G80O.tmp File created C:\Program Files (x86)\FreeSpacer624\Skins\Blue\is-4FJGM.tmp is-8G80O.tmp File created C:\Program Files (x86)\FreeSpacer624\Skins\Blue\is-Q7BLB.tmp is-8G80O.tmp File created C:\Program Files (x86)\FreeSpacer624\Skins\Blue\is-P65AU.tmp is-8G80O.tmp File created C:\Program Files (x86)\FreeSpacer624\Skins\Blue\is-7TTGP.tmp is-8G80O.tmp File created C:\Program Files (x86)\FreeSpacer624\is-BQ3JM.tmp is-8G80O.tmp File created C:\Program Files (x86)\FreeSpacer624\Skins\Blue\is-5EG1C.tmp is-8G80O.tmp File created C:\Program Files (x86)\FreeSpacer624\Skins\Blue\is-0CKLQ.tmp is-8G80O.tmp File created C:\Program Files (x86)\FreeSpacer624\Skins\Blue\is-TU7S2.tmp is-8G80O.tmp File created C:\Program Files (x86)\FreeSpacer624\Config\is-6F9IT.tmp is-8G80O.tmp File created C:\Program Files (x86)\FreeSpacer624\Config\is-JNH2R.tmp is-8G80O.tmp File created C:\Program Files (x86)\FreeSpacer624\Skins\Blue\is-EQJNP.tmp is-8G80O.tmp File created C:\Program Files (x86)\FreeSpacer624\Skins\Blue\is-BEQ7S.tmp is-8G80O.tmp File created C:\Program Files (x86)\FreeSpacer624\Skins\Blue\is-8ROT6.tmp is-8G80O.tmp File created C:\Program Files (x86)\FreeSpacer624\Skins\Blue\is-Q4TAK.tmp is-8G80O.tmp File created C:\Program Files (x86)\FreeSpacer624\Skins\Blue\is-3Q7VP.tmp is-8G80O.tmp File created C:\Program Files (x86)\FreeSpacer624\Skins\Blue\is-E5N80.tmp is-8G80O.tmp File created C:\Program Files (x86)\FreeSpacer624\unins000.dat is-8G80O.tmp File created C:\Program Files (x86)\FreeSpacer624\Skins\Blue\is-3BS88.tmp is-8G80O.tmp File created C:\Program Files (x86)\FreeSpacer624\Skins\Blue\is-58LFN.tmp is-8G80O.tmp File created C:\Program Files (x86)\FreeSpacer624\Skins\Blue\is-CRUJ2.tmp is-8G80O.tmp File created C:\Program Files (x86)\FreeSpacer624\Skins\Blue\is-O0Q5G.tmp is-8G80O.tmp File created C:\Program Files (x86)\FreeSpacer624\is-Q3150.tmp is-8G80O.tmp File created C:\Program Files (x86)\FreeSpacer624\Config\is-2QRLT.tmp is-8G80O.tmp File created C:\Program Files (x86)\FreeSpacer624\Skins\Blue\is-147FV.tmp is-8G80O.tmp File created C:\Program Files (x86)\FreeSpacer624\Skins\Blue\is-7HB2J.tmp is-8G80O.tmp File created C:\Program Files (x86)\FreeSpacer624\Skins\Blue\is-DJDFB.tmp is-8G80O.tmp File created C:\Program Files (x86)\FreeSpacer624\Skins\Blue\is-29RB9.tmp is-8G80O.tmp File created C:\Program Files (x86)\FreeSpacer624\Skins\Blue\is-C6V7S.tmp is-8G80O.tmp File created C:\Program Files (x86)\FreeSpacer624\Config\is-Q05SF.tmp is-8G80O.tmp File created C:\Program Files (x86)\FreeSpacer624\Skins\Blue\is-5U0NN.tmp is-8G80O.tmp File created C:\Program Files (x86)\FreeSpacer624\Skins\Blue\is-87EJ3.tmp is-8G80O.tmp File created C:\Program Files (x86)\FreeSpacer624\Skins\Blue\is-O73DE.tmp is-8G80O.tmp File created C:\Program Files (x86)\FreeSpacer624\Skins\Blue\is-CV64V.tmp is-8G80O.tmp File created C:\Program Files (x86)\FreeSpacer624\is-QIFO8.tmp is-8G80O.tmp File created C:\Program Files (x86)\FreeSpacer624\Config\is-BVOEM.tmp is-8G80O.tmp File created C:\Program Files (x86)\FreeSpacer624\Skins\Blue\is-A83J8.tmp is-8G80O.tmp File created C:\Program Files (x86)\FreeSpacer624\Skins\Blue\is-4OGLD.tmp is-8G80O.tmp File created C:\Program Files (x86)\FreeSpacer624\Skins\Blue\is-DOHTQ.tmp is-8G80O.tmp File created C:\Program Files (x86)\FreeSpacer624\Skins\Blue\is-U3A06.tmp is-8G80O.tmp File created C:\Program Files (x86)\FreeSpacer624\Skins\Blue\is-7RU2B.tmp is-8G80O.tmp File created C:\Program Files (x86)\FreeSpacer624\Skins\Blue\is-8AC7N.tmp is-8G80O.tmp File created C:\Program Files (x86)\FreeSpacer624\Config\is-OHB1G.tmp is-8G80O.tmp File created C:\Program Files (x86)\FreeSpacer624\Skins\Blue\is-0PLTQ.tmp is-8G80O.tmp File created C:\Program Files (x86)\FreeSpacer624\Skins\Blue\is-8SOD4.tmp is-8G80O.tmp File created C:\Program Files (x86)\FreeSpacer624\Skins\Blue\is-TJCTV.tmp is-8G80O.tmp File created C:\Program Files (x86)\FreeSpacer624\is-E90F0.tmp is-8G80O.tmp File created C:\Program Files (x86)\FreeSpacer624\Skins\Blue\is-61BMG.tmp is-8G80O.tmp -
Enumerates physical storage devices 1 TTPs
Attempts to interact with connected storage/optical drive(s).
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Kills process with taskkill 1 IoCs
pid Process 3204 taskkill.exe -
Runs net.exe
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Suspicious behavior: EnumeratesProcesses 6 IoCs
pid Process 4308 FreeSpacer624.exe 4308 FreeSpacer624.exe 4308 FreeSpacer624.exe 4308 FreeSpacer624.exe 4308 FreeSpacer624.exe 4308 FreeSpacer624.exe -
Suspicious use of AdjustPrivilegeToken 1 IoCs
description pid Process Token: SeDebugPrivilege 3204 taskkill.exe -
Suspicious use of WriteProcessMemory 21 IoCs
description pid Process procid_target PID 780 wrote to memory of 4340 780 bf1e6887eae7ff57e6ce8355e63829532807b64599c60c2a378faad2522f3ce5.exe 83 PID 780 wrote to memory of 4340 780 bf1e6887eae7ff57e6ce8355e63829532807b64599c60c2a378faad2522f3ce5.exe 83 PID 780 wrote to memory of 4340 780 bf1e6887eae7ff57e6ce8355e63829532807b64599c60c2a378faad2522f3ce5.exe 83 PID 4340 wrote to memory of 4912 4340 is-8G80O.tmp 84 PID 4340 wrote to memory of 4912 4340 is-8G80O.tmp 84 PID 4340 wrote to memory of 4912 4340 is-8G80O.tmp 84 PID 4340 wrote to memory of 4308 4340 is-8G80O.tmp 86 PID 4340 wrote to memory of 4308 4340 is-8G80O.tmp 86 PID 4340 wrote to memory of 4308 4340 is-8G80O.tmp 86 PID 4912 wrote to memory of 3636 4912 net.exe 87 PID 4912 wrote to memory of 3636 4912 net.exe 87 PID 4912 wrote to memory of 3636 4912 net.exe 87 PID 4308 wrote to memory of 2148 4308 FreeSpacer624.exe 88 PID 4308 wrote to memory of 2148 4308 FreeSpacer624.exe 88 PID 4308 wrote to memory of 2148 4308 FreeSpacer624.exe 88 PID 4308 wrote to memory of 3392 4308 FreeSpacer624.exe 91 PID 4308 wrote to memory of 3392 4308 FreeSpacer624.exe 91 PID 4308 wrote to memory of 3392 4308 FreeSpacer624.exe 91 PID 3392 wrote to memory of 3204 3392 cmd.exe 93 PID 3392 wrote to memory of 3204 3392 cmd.exe 93 PID 3392 wrote to memory of 3204 3392 cmd.exe 93
Processes
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C:\Users\Admin\AppData\Local\Temp\bf1e6887eae7ff57e6ce8355e63829532807b64599c60c2a378faad2522f3ce5.exe"C:\Users\Admin\AppData\Local\Temp\bf1e6887eae7ff57e6ce8355e63829532807b64599c60c2a378faad2522f3ce5.exe"1⤵
- Suspicious use of WriteProcessMemory
PID:780 -
C:\Users\Admin\AppData\Local\Temp\is-IL390.tmp\is-8G80O.tmp"C:\Users\Admin\AppData\Local\Temp\is-IL390.tmp\is-8G80O.tmp" /SL4 $90038 "C:\Users\Admin\AppData\Local\Temp\bf1e6887eae7ff57e6ce8355e63829532807b64599c60c2a378faad2522f3ce5.exe" 1856444 1730562⤵
- Executes dropped EXE
- Loads dropped DLL
- Drops file in Program Files directory
- Suspicious use of WriteProcessMemory
PID:4340 -
C:\Windows\SysWOW64\net.exe"C:\Windows\system32\net.exe" helpmsg 243⤵
- Suspicious use of WriteProcessMemory
PID:4912 -
C:\Windows\SysWOW64\net1.exeC:\Windows\system32\net1 helpmsg 244⤵PID:3636
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C:\Program Files (x86)\FreeSpacer624\FreeSpacer624.exe"C:\Program Files (x86)\FreeSpacer624\FreeSpacer624.exe"3⤵
- Checks computer location settings
- Executes dropped EXE
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of WriteProcessMemory
PID:4308 -
C:\Users\Admin\AppData\Roaming\{5c35b6da-1056-11ee-85b8-806e6f6e6963}\VqCydkq6DEqfM0.exe4⤵
- Executes dropped EXE
PID:2148
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C:\Windows\SysWOW64\cmd.exe"C:\Windows\System32\cmd.exe" /c taskkill /im "FreeSpacer624.exe" /f & erase "C:\Program Files (x86)\FreeSpacer624\FreeSpacer624.exe" & exit4⤵
- Suspicious use of WriteProcessMemory
PID:3392 -
C:\Windows\SysWOW64\taskkill.exetaskkill /im "FreeSpacer624.exe" /f5⤵
- Kills process with taskkill
- Suspicious use of AdjustPrivilegeToken
PID:3204
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Network
MITRE ATT&CK Enterprise v6
Replay Monitor
Loading Replay Monitor...
Downloads
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Filesize
2.9MB
MD5ea4e0e3e77bd0be06d81119ad985b576
SHA1275c56b15a01a92642852b57b04757543d95f870
SHA25677f94f103029626ba89a60f0e84cde3a991a6c081776e1df6b791a6164fa8a23
SHA512fd5cf89fc0dffd861f30c278fab972b75c76d4585fcdc612a993e567aa9cce3ed5b6ac7d732a8fab4aa500d7859bdec4438ca5e92881e3f833a855a7c8e3d3f1
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Filesize
2.9MB
MD5ea4e0e3e77bd0be06d81119ad985b576
SHA1275c56b15a01a92642852b57b04757543d95f870
SHA25677f94f103029626ba89a60f0e84cde3a991a6c081776e1df6b791a6164fa8a23
SHA512fd5cf89fc0dffd861f30c278fab972b75c76d4585fcdc612a993e567aa9cce3ed5b6ac7d732a8fab4aa500d7859bdec4438ca5e92881e3f833a855a7c8e3d3f1
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Filesize
4KB
MD5ce494d2d223aed950fea67f657d3fa3e
SHA197a19c02487c41e3a079cd6764afffeb5e838b26
SHA256c8fa111c5b9537e3b6cab9ba763e164e27fa469f2232b82a54b206a7d892b9e9
SHA512687bf3bd7de28dc45ea622672dc59d7e45d9ce83530a7db6462447ea247a9bde061738c454e09b48531aab9cce802c8491aa730e4da65e63daf31c65ffc39fe1
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Filesize
1B
MD5cfcd208495d565ef66e7dff9f98764da
SHA1b6589fc6ab0dc82cf12099d1c2d40ab994e8410c
SHA2565feceb66ffc86f38d952786c6d696c79c2dbc239dd4e91b46729d73a27fb57e9
SHA51231bca02094eb78126a517b206a88c73cfa9ec6f704c7030d18212cace820f025f00bf0ea68dbf3f3a5436ca63b53bf7bf80ad8d5de7d8359d0b7fed9dbc3ab99
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Filesize
2KB
MD5a69559718ab506675e907fe49deb71e9
SHA1bc8f404ffdb1960b50c12ff9413c893b56f2e36f
SHA2562f6294f9aa09f59a574b5dcd33be54e16b39377984f3d5658cda44950fa0f8fc
SHA512e52e0aa7fe3f79e36330c455d944653d449ba05b2f9abee0914a0910c3452cfa679a40441f9ac696b3ccf9445cbb85095747e86153402fc362bb30ac08249a63
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Filesize
770KB
MD5f3e92b10ce8a5e9bd7488068b3d14224
SHA132f26be398439c8e3d0ccfb20af26036921bd1fc
SHA25636d57fd6228ddb0005dfc6784b455b8504cc83e4e16bfe9b07642ea9562aa4bd
SHA5126b25fc9cc38e96687f3a3511c424f9c0f838215f3d3db155a1c4352018411470e7d38276f09a4b4826b9efd390b410ebbf82512f1b5c126b9fd9b982325dfcd4
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Filesize
770KB
MD5f3e92b10ce8a5e9bd7488068b3d14224
SHA132f26be398439c8e3d0ccfb20af26036921bd1fc
SHA25636d57fd6228ddb0005dfc6784b455b8504cc83e4e16bfe9b07642ea9562aa4bd
SHA5126b25fc9cc38e96687f3a3511c424f9c0f838215f3d3db155a1c4352018411470e7d38276f09a4b4826b9efd390b410ebbf82512f1b5c126b9fd9b982325dfcd4
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Filesize
72KB
MD53fb36cb0b7172e5298d2992d42984d06
SHA1439827777df4a337cbb9fa4a4640d0d3fa1738b7
SHA25627ae813ceff8aa56e9fa68c8e50bb1c6c4a01636015eac4bd8bf444afb7020d6
SHA5126b39cb32d77200209a25080ac92bc71b1f468e2946b651023793f3585ee6034adc70924dbd751cf4a51b5e71377854f1ab43c2dd287d4837e7b544ff886f470c
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Filesize
72KB
MD53fb36cb0b7172e5298d2992d42984d06
SHA1439827777df4a337cbb9fa4a4640d0d3fa1738b7
SHA25627ae813ceff8aa56e9fa68c8e50bb1c6c4a01636015eac4bd8bf444afb7020d6
SHA5126b39cb32d77200209a25080ac92bc71b1f468e2946b651023793f3585ee6034adc70924dbd751cf4a51b5e71377854f1ab43c2dd287d4837e7b544ff886f470c