Analysis
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max time kernel
144s -
max time network
107s -
platform
windows10-2004_x64 -
resource
win10v2004-20230621-en -
resource tags
arch:x64arch:x86image:win10v2004-20230621-enlocale:en-usos:windows10-2004-x64system -
submitted
02/07/2023, 16:57
Static task
static1
Behavioral task
behavioral1
Sample
file.exe
Resource
win7-20230621-en
General
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Target
file.exe
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Size
1.1MB
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MD5
8c9dc6785cb72f5fdfe4cade60a9f9c4
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SHA1
079772fa7021f1fdf08bd59dc1936036e8408c98
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SHA256
0e538582376de2930268f9c4d20d75924e446f14c4ff30ab486ef87c38316be4
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SHA512
60f56e6543fbe015aa3eb01597d2123cd93eb0ca78bd256090bed6ca846e6fdeed26f053f755e3cb4537d72c17e3d8efda55cf29b7800bc13128b603f58c6c77
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SSDEEP
24576:JfOyP2uR/IiE5afCbKOtN6jIMMIs2YsekT90bOunNUWCMW6:JGp065aKuOj6jIPIseevbOuvT
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-1-5-21-508929744-1894537824-211734425-1000\Control Panel\International\Geo\Nation RejSpacer72.exe -
Executes dropped EXE 3 IoCs
pid Process 3508 is-0Q9VT.tmp 4036 RejSpacer72.exe 4488 ltHeDtC5s0zA.exe -
Loads dropped DLL 1 IoCs
pid Process 3508 is-0Q9VT.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)\RejSpacer72\Skins\Blue\is-GV0PH.tmp is-0Q9VT.tmp File created C:\Program Files (x86)\RejSpacer72\Skins\Blue\is-CJGB6.tmp is-0Q9VT.tmp File created C:\Program Files (x86)\RejSpacer72\Skins\Blue\is-H1Q0J.tmp is-0Q9VT.tmp File created C:\Program Files (x86)\RejSpacer72\Config\is-VOEIV.tmp is-0Q9VT.tmp File created C:\Program Files (x86)\RejSpacer72\Skins\Blue\is-2F2L8.tmp is-0Q9VT.tmp File created C:\Program Files (x86)\RejSpacer72\Skins\Blue\is-I0J24.tmp is-0Q9VT.tmp File created C:\Program Files (x86)\RejSpacer72\Skins\Blue\is-R2TFG.tmp is-0Q9VT.tmp File created C:\Program Files (x86)\RejSpacer72\Skins\Blue\is-HAO8S.tmp is-0Q9VT.tmp File created C:\Program Files (x86)\RejSpacer72\is-DQ0U0.tmp is-0Q9VT.tmp File created C:\Program Files (x86)\RejSpacer72\is-IPK1N.tmp is-0Q9VT.tmp File created C:\Program Files (x86)\RejSpacer72\is-QPDBF.tmp is-0Q9VT.tmp File created C:\Program Files (x86)\RejSpacer72\is-J0KGH.tmp is-0Q9VT.tmp File created C:\Program Files (x86)\RejSpacer72\Skins\Blue\is-7LT89.tmp is-0Q9VT.tmp File created C:\Program Files (x86)\RejSpacer72\Skins\Blue\is-T0O6V.tmp is-0Q9VT.tmp File created C:\Program Files (x86)\RejSpacer72\Skins\Blue\is-II9TJ.tmp is-0Q9VT.tmp File created C:\Program Files (x86)\RejSpacer72\Skins\Blue\is-C4LFI.tmp is-0Q9VT.tmp File created C:\Program Files (x86)\RejSpacer72\Skins\Blue\is-M9M1T.tmp is-0Q9VT.tmp File created C:\Program Files (x86)\RejSpacer72\Skins\Blue\is-7RRQ2.tmp is-0Q9VT.tmp File created C:\Program Files (x86)\RejSpacer72\Config\is-7LQ4A.tmp is-0Q9VT.tmp File created C:\Program Files (x86)\RejSpacer72\Skins\Blue\is-30KTM.tmp is-0Q9VT.tmp File created C:\Program Files (x86)\RejSpacer72\Skins\Blue\is-D860I.tmp is-0Q9VT.tmp File created C:\Program Files (x86)\RejSpacer72\Skins\Blue\is-06B17.tmp is-0Q9VT.tmp File created C:\Program Files (x86)\RejSpacer72\Skins\Blue\is-2HC3K.tmp is-0Q9VT.tmp File created C:\Program Files (x86)\RejSpacer72\Skins\Blue\is-TMB42.tmp is-0Q9VT.tmp File created C:\Program Files (x86)\RejSpacer72\Config\is-8J7BN.tmp is-0Q9VT.tmp File created C:\Program Files (x86)\RejSpacer72\Skins\Blue\is-OP9M3.tmp is-0Q9VT.tmp File created C:\Program Files (x86)\RejSpacer72\Skins\Blue\is-80OSA.tmp is-0Q9VT.tmp File created C:\Program Files (x86)\RejSpacer72\Skins\Blue\is-C3LGJ.tmp is-0Q9VT.tmp File created C:\Program Files (x86)\RejSpacer72\Skins\Blue\is-7I4PS.tmp is-0Q9VT.tmp File created C:\Program Files (x86)\RejSpacer72\Skins\Blue\is-OVSAS.tmp is-0Q9VT.tmp File created C:\Program Files (x86)\RejSpacer72\Config\is-M4IPR.tmp is-0Q9VT.tmp File created C:\Program Files (x86)\RejSpacer72\Skins\Blue\is-ADH8B.tmp is-0Q9VT.tmp File created C:\Program Files (x86)\RejSpacer72\Skins\Blue\is-4J254.tmp is-0Q9VT.tmp File created C:\Program Files (x86)\RejSpacer72\Skins\Blue\is-KV8NA.tmp is-0Q9VT.tmp File created C:\Program Files (x86)\RejSpacer72\Skins\Blue\is-2782O.tmp is-0Q9VT.tmp File created C:\Program Files (x86)\RejSpacer72\Skins\Blue\is-DHFVS.tmp is-0Q9VT.tmp File opened for modification C:\Program Files (x86)\RejSpacer72\unins000.dat is-0Q9VT.tmp File created C:\Program Files (x86)\RejSpacer72\is-U4622.tmp is-0Q9VT.tmp File created C:\Program Files (x86)\RejSpacer72\Skins\Blue\is-M183Q.tmp is-0Q9VT.tmp File created C:\Program Files (x86)\RejSpacer72\Skins\Blue\is-HCCM5.tmp is-0Q9VT.tmp File created C:\Program Files (x86)\RejSpacer72\Skins\Blue\is-BP45S.tmp is-0Q9VT.tmp File created C:\Program Files (x86)\RejSpacer72\Skins\Blue\is-T3B6E.tmp is-0Q9VT.tmp File created C:\Program Files (x86)\RejSpacer72\Skins\Blue\is-8NLH8.tmp is-0Q9VT.tmp File created C:\Program Files (x86)\RejSpacer72\Skins\Blue\is-N1U24.tmp is-0Q9VT.tmp File created C:\Program Files (x86)\RejSpacer72\Skins\Blue\is-CGF65.tmp is-0Q9VT.tmp File created C:\Program Files (x86)\RejSpacer72\Skins\Blue\is-5I149.tmp is-0Q9VT.tmp File created C:\Program Files (x86)\RejSpacer72\Skins\Blue\is-8E3F6.tmp is-0Q9VT.tmp File created C:\Program Files (x86)\RejSpacer72\Skins\Blue\is-5TTMN.tmp is-0Q9VT.tmp File created C:\Program Files (x86)\RejSpacer72\Skins\Blue\is-IFDHS.tmp is-0Q9VT.tmp File created C:\Program Files (x86)\RejSpacer72\Skins\Blue\is-MC0E6.tmp is-0Q9VT.tmp File created C:\Program Files (x86)\RejSpacer72\Skins\Blue\is-PATST.tmp is-0Q9VT.tmp File created C:\Program Files (x86)\RejSpacer72\Skins\Blue\is-V42D2.tmp is-0Q9VT.tmp File created C:\Program Files (x86)\RejSpacer72\Skins\Blue\is-OV5E6.tmp is-0Q9VT.tmp File created C:\Program Files (x86)\RejSpacer72\Skins\Blue\is-QKU9J.tmp is-0Q9VT.tmp File created C:\Program Files (x86)\RejSpacer72\Skins\Blue\is-G9SAC.tmp is-0Q9VT.tmp File created C:\Program Files (x86)\RejSpacer72\Config\is-IBHVM.tmp is-0Q9VT.tmp File created C:\Program Files (x86)\RejSpacer72\Config\is-JBNVN.tmp is-0Q9VT.tmp File created C:\Program Files (x86)\RejSpacer72\Skins\Blue\is-5V8BG.tmp is-0Q9VT.tmp File created C:\Program Files (x86)\RejSpacer72\Skins\Blue\is-0GMQK.tmp is-0Q9VT.tmp File created C:\Program Files (x86)\RejSpacer72\Skins\Blue\is-UT0SN.tmp is-0Q9VT.tmp File created C:\Program Files (x86)\RejSpacer72\Skins\Blue\is-JM6QR.tmp is-0Q9VT.tmp File created C:\Program Files (x86)\RejSpacer72\Skins\Blue\is-ADQT0.tmp is-0Q9VT.tmp File created C:\Program Files (x86)\RejSpacer72\Skins\Blue\is-RLMC6.tmp is-0Q9VT.tmp File created C:\Program Files (x86)\RejSpacer72\Skins\Blue\is-CA2U7.tmp is-0Q9VT.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 3404 taskkill.exe -
Runs net.exe
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Suspicious behavior: EnumeratesProcesses 6 IoCs
pid Process 4036 RejSpacer72.exe 4036 RejSpacer72.exe 4036 RejSpacer72.exe 4036 RejSpacer72.exe 4036 RejSpacer72.exe 4036 RejSpacer72.exe -
Suspicious use of AdjustPrivilegeToken 1 IoCs
description pid Process Token: SeDebugPrivilege 3404 taskkill.exe -
Suspicious use of WriteProcessMemory 21 IoCs
description pid Process procid_target PID 2676 wrote to memory of 3508 2676 file.exe 86 PID 2676 wrote to memory of 3508 2676 file.exe 86 PID 2676 wrote to memory of 3508 2676 file.exe 86 PID 3508 wrote to memory of 3788 3508 is-0Q9VT.tmp 87 PID 3508 wrote to memory of 3788 3508 is-0Q9VT.tmp 87 PID 3508 wrote to memory of 3788 3508 is-0Q9VT.tmp 87 PID 3508 wrote to memory of 4036 3508 is-0Q9VT.tmp 89 PID 3508 wrote to memory of 4036 3508 is-0Q9VT.tmp 89 PID 3508 wrote to memory of 4036 3508 is-0Q9VT.tmp 89 PID 3788 wrote to memory of 4240 3788 net.exe 90 PID 3788 wrote to memory of 4240 3788 net.exe 90 PID 3788 wrote to memory of 4240 3788 net.exe 90 PID 4036 wrote to memory of 4488 4036 RejSpacer72.exe 94 PID 4036 wrote to memory of 4488 4036 RejSpacer72.exe 94 PID 4036 wrote to memory of 4488 4036 RejSpacer72.exe 94 PID 4036 wrote to memory of 4664 4036 RejSpacer72.exe 100 PID 4036 wrote to memory of 4664 4036 RejSpacer72.exe 100 PID 4036 wrote to memory of 4664 4036 RejSpacer72.exe 100 PID 4664 wrote to memory of 3404 4664 cmd.exe 102 PID 4664 wrote to memory of 3404 4664 cmd.exe 102 PID 4664 wrote to memory of 3404 4664 cmd.exe 102
Processes
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C:\Users\Admin\AppData\Local\Temp\file.exe"C:\Users\Admin\AppData\Local\Temp\file.exe"1⤵
- Suspicious use of WriteProcessMemory
PID:2676 -
C:\Users\Admin\AppData\Local\Temp\is-JG003.tmp\is-0Q9VT.tmp"C:\Users\Admin\AppData\Local\Temp\is-JG003.tmp\is-0Q9VT.tmp" /SL4 $A006E "C:\Users\Admin\AppData\Local\Temp\file.exe" 894802 737282⤵
- Executes dropped EXE
- Loads dropped DLL
- Drops file in Program Files directory
- Suspicious use of WriteProcessMemory
PID:3508 -
C:\Windows\SysWOW64\net.exe"C:\Windows\system32\net.exe" helpmsg 23⤵
- Suspicious use of WriteProcessMemory
PID:3788 -
C:\Windows\SysWOW64\net1.exeC:\Windows\system32\net1 helpmsg 24⤵PID:4240
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C:\Program Files (x86)\RejSpacer72\RejSpacer72.exe"C:\Program Files (x86)\RejSpacer72\RejSpacer72.exe"3⤵
- Checks computer location settings
- Executes dropped EXE
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of WriteProcessMemory
PID:4036 -
C:\Users\Admin\AppData\Roaming\{ffc6b42a-1041-11ee-bcae-806e6f6e6963}\ltHeDtC5s0zA.exe4⤵
- Executes dropped EXE
PID:4488
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C:\Windows\SysWOW64\cmd.exe"C:\Windows\System32\cmd.exe" /c taskkill /im "RejSpacer72.exe" /f & erase "C:\Program Files (x86)\RejSpacer72\RejSpacer72.exe" & exit4⤵
- Suspicious use of WriteProcessMemory
PID:4664 -
C:\Windows\SysWOW64\taskkill.exetaskkill /im "RejSpacer72.exe" /f5⤵
- Kills process with taskkill
- Suspicious use of AdjustPrivilegeToken
PID:3404
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Network
MITRE ATT&CK Enterprise v6
Replay Monitor
Loading Replay Monitor...
Downloads
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Filesize
1.1MB
MD5abb2375e8bf3aa8c1e1c0310c125e839
SHA175490d4f057d96d7ab5d7d59d0b5d3e16bd7b929
SHA256d099ee6471fd270589028dde97bdd9dcbd0c985c724628d8dc86d58f96206cae
SHA51268c9375d8058b75620d46ea9d4331945d22adabbc6df4dd7ae55bf4364639ffed2925e300531527d058a4b9ef92ef03c2c9ccd3869119452f3751ed4d5351c0c
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Filesize
1.1MB
MD5abb2375e8bf3aa8c1e1c0310c125e839
SHA175490d4f057d96d7ab5d7d59d0b5d3e16bd7b929
SHA256d099ee6471fd270589028dde97bdd9dcbd0c985c724628d8dc86d58f96206cae
SHA51268c9375d8058b75620d46ea9d4331945d22adabbc6df4dd7ae55bf4364639ffed2925e300531527d058a4b9ef92ef03c2c9ccd3869119452f3751ed4d5351c0c
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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
664KB
MD5ce35b2dad10a0e6d5e016772efb75ad2
SHA1ac38173e753c499655ba566493e3c3ff71878d92
SHA25631f933169e44b127e3f0a80077a088ed208c2504773a084bfca4de2f53b839c6
SHA512cdd97e8bbf568e9d6d6708bb427f3ce9d5433d320cd577e1e7bab1154c224efbb3960a24980ceec3e2bf471c72caf2309b13e7075c3216f6d43072d277a6642c
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Filesize
664KB
MD5ce35b2dad10a0e6d5e016772efb75ad2
SHA1ac38173e753c499655ba566493e3c3ff71878d92
SHA25631f933169e44b127e3f0a80077a088ed208c2504773a084bfca4de2f53b839c6
SHA512cdd97e8bbf568e9d6d6708bb427f3ce9d5433d320cd577e1e7bab1154c224efbb3960a24980ceec3e2bf471c72caf2309b13e7075c3216f6d43072d277a6642c
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Filesize
72KB
MD53fb36cb0b7172e5298d2992d42984d06
SHA1439827777df4a337cbb9fa4a4640d0d3fa1738b7
SHA25627ae813ceff8aa56e9fa68c8e50bb1c6c4a01636015eac4bd8bf444afb7020d6
SHA5126b39cb32d77200209a25080ac92bc71b1f468e2946b651023793f3585ee6034adc70924dbd751cf4a51b5e71377854f1ab43c2dd287d4837e7b544ff886f470c
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Filesize
72KB
MD53fb36cb0b7172e5298d2992d42984d06
SHA1439827777df4a337cbb9fa4a4640d0d3fa1738b7
SHA25627ae813ceff8aa56e9fa68c8e50bb1c6c4a01636015eac4bd8bf444afb7020d6
SHA5126b39cb32d77200209a25080ac92bc71b1f468e2946b651023793f3585ee6034adc70924dbd751cf4a51b5e71377854f1ab43c2dd287d4837e7b544ff886f470c