Analysis
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max time kernel
59s -
max time network
61s -
platform
windows7_x64 -
resource
win7-20230621-en -
resource tags
arch:x64arch:x86image:win7-20230621-enlocale:en-usos:windows7-x64system -
submitted
02/07/2023, 07:58
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
a0207c0318ffa5ddd2478c88efacb507
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SHA1
bd0c33b2201b0d75b26520ac2b71dfb500b60823
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SHA256
474e293e9c25fdccd36c77f62b4b234fc97d8f1122dcbe78494f5482b6675f44
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SHA512
7d4002639ab320fccbceac483b6f33cc5d5194efff467b2a55d200f9ef1534fa87b80b3d7f4f49c56ce49193b6341393b1080ea9fe2ab146ee2209937e7bc4b5
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SSDEEP
24576:JfOyR+tEfuVp0lwGp4gtK6aUGhNV+kcYuBrGTxifMbTunNUWCMW6:JGKcEGolwbgw6VGLV/DwrG9vTuvT
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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Executes dropped EXE 3 IoCs
pid Process 888 is-1D8L0.tmp 1496 RejSpacer72.exe 112 bm5H9NZzwBMTj.exe -
Loads dropped DLL 6 IoCs
pid Process 1456 file.exe 888 is-1D8L0.tmp 888 is-1D8L0.tmp 888 is-1D8L0.tmp 888 is-1D8L0.tmp 1496 RejSpacer72.exe -
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\is-3QPIV.tmp is-1D8L0.tmp File created C:\Program Files (x86)\RejSpacer72\Skins\Blue\is-PPU32.tmp is-1D8L0.tmp File created C:\Program Files (x86)\RejSpacer72\Skins\Blue\is-L2ONP.tmp is-1D8L0.tmp File created C:\Program Files (x86)\RejSpacer72\Skins\Blue\is-GU0E1.tmp is-1D8L0.tmp File created C:\Program Files (x86)\RejSpacer72\Skins\Blue\is-365VK.tmp is-1D8L0.tmp File created C:\Program Files (x86)\RejSpacer72\Skins\Blue\is-26IH4.tmp is-1D8L0.tmp File created C:\Program Files (x86)\RejSpacer72\Skins\Blue\is-FNEPO.tmp is-1D8L0.tmp File created C:\Program Files (x86)\RejSpacer72\Skins\Blue\is-ODQHI.tmp is-1D8L0.tmp File created C:\Program Files (x86)\RejSpacer72\Config\is-7Q9B7.tmp is-1D8L0.tmp File created C:\Program Files (x86)\RejSpacer72\Skins\Blue\is-Q53BQ.tmp is-1D8L0.tmp File created C:\Program Files (x86)\RejSpacer72\Skins\Blue\is-9FHUT.tmp is-1D8L0.tmp File created C:\Program Files (x86)\RejSpacer72\Skins\Blue\is-GR0DA.tmp is-1D8L0.tmp File created C:\Program Files (x86)\RejSpacer72\Skins\Blue\is-6FF6E.tmp is-1D8L0.tmp File created C:\Program Files (x86)\RejSpacer72\Skins\Blue\is-A4VVP.tmp is-1D8L0.tmp File created C:\Program Files (x86)\RejSpacer72\Skins\Blue\is-OU7MO.tmp is-1D8L0.tmp File created C:\Program Files (x86)\RejSpacer72\is-0ASUH.tmp is-1D8L0.tmp File created C:\Program Files (x86)\RejSpacer72\Skins\Blue\is-D7307.tmp is-1D8L0.tmp File created C:\Program Files (x86)\RejSpacer72\Skins\Blue\is-9K8LA.tmp is-1D8L0.tmp File created C:\Program Files (x86)\RejSpacer72\Skins\Blue\is-ILH7Q.tmp is-1D8L0.tmp File created C:\Program Files (x86)\RejSpacer72\Skins\Blue\is-4LBDU.tmp is-1D8L0.tmp File created C:\Program Files (x86)\RejSpacer72\Skins\Blue\is-G5QDQ.tmp is-1D8L0.tmp File created C:\Program Files (x86)\RejSpacer72\Skins\Blue\is-JJBJQ.tmp is-1D8L0.tmp File created C:\Program Files (x86)\RejSpacer72\Skins\Blue\is-IJLB3.tmp is-1D8L0.tmp File created C:\Program Files (x86)\RejSpacer72\Skins\Blue\is-OJSLF.tmp is-1D8L0.tmp File created C:\Program Files (x86)\RejSpacer72\Skins\Blue\is-0HUH5.tmp is-1D8L0.tmp File created C:\Program Files (x86)\RejSpacer72\Skins\Blue\is-16H6L.tmp is-1D8L0.tmp File created C:\Program Files (x86)\RejSpacer72\Config\is-FGMJD.tmp is-1D8L0.tmp File created C:\Program Files (x86)\RejSpacer72\Skins\Blue\is-A3TD9.tmp is-1D8L0.tmp File created C:\Program Files (x86)\RejSpacer72\Skins\Blue\is-U5575.tmp is-1D8L0.tmp File created C:\Program Files (x86)\RejSpacer72\Skins\Blue\is-CFO4G.tmp is-1D8L0.tmp File created C:\Program Files (x86)\RejSpacer72\Config\is-8UKT9.tmp is-1D8L0.tmp File created C:\Program Files (x86)\RejSpacer72\Skins\Blue\is-7STEI.tmp is-1D8L0.tmp File created C:\Program Files (x86)\RejSpacer72\Skins\Blue\is-3DILV.tmp is-1D8L0.tmp File created C:\Program Files (x86)\RejSpacer72\Skins\Blue\is-TS2M5.tmp is-1D8L0.tmp File created C:\Program Files (x86)\RejSpacer72\Skins\Blue\is-53DOF.tmp is-1D8L0.tmp File created C:\Program Files (x86)\RejSpacer72\unins000.dat is-1D8L0.tmp File created C:\Program Files (x86)\RejSpacer72\Skins\Blue\is-0UI3V.tmp is-1D8L0.tmp File created C:\Program Files (x86)\RejSpacer72\Skins\Blue\is-FL33D.tmp is-1D8L0.tmp File created C:\Program Files (x86)\RejSpacer72\Skins\Blue\is-83GS8.tmp is-1D8L0.tmp File created C:\Program Files (x86)\RejSpacer72\Skins\Blue\is-KUQ16.tmp is-1D8L0.tmp File created C:\Program Files (x86)\RejSpacer72\Skins\Blue\is-PGQJR.tmp is-1D8L0.tmp File created C:\Program Files (x86)\RejSpacer72\is-208JI.tmp is-1D8L0.tmp File created C:\Program Files (x86)\RejSpacer72\Skins\Blue\is-FADFN.tmp is-1D8L0.tmp File created C:\Program Files (x86)\RejSpacer72\Skins\Blue\is-RJGFL.tmp is-1D8L0.tmp File created C:\Program Files (x86)\RejSpacer72\Skins\Blue\is-8C4GU.tmp is-1D8L0.tmp File created C:\Program Files (x86)\RejSpacer72\Skins\Blue\is-PH1IV.tmp is-1D8L0.tmp File opened for modification C:\Program Files (x86)\RejSpacer72\unins000.dat is-1D8L0.tmp File created C:\Program Files (x86)\RejSpacer72\Skins\Blue\is-Q7K4P.tmp is-1D8L0.tmp File created C:\Program Files (x86)\RejSpacer72\Skins\Blue\is-PO711.tmp is-1D8L0.tmp File created C:\Program Files (x86)\RejSpacer72\Skins\Blue\is-S8TM4.tmp is-1D8L0.tmp File created C:\Program Files (x86)\RejSpacer72\Skins\Blue\is-6VL6L.tmp is-1D8L0.tmp File created C:\Program Files (x86)\RejSpacer72\Skins\Blue\is-IVCOM.tmp is-1D8L0.tmp File created C:\Program Files (x86)\RejSpacer72\is-BJE0K.tmp is-1D8L0.tmp File created C:\Program Files (x86)\RejSpacer72\Skins\Blue\is-PT0JV.tmp is-1D8L0.tmp File created C:\Program Files (x86)\RejSpacer72\Skins\Blue\is-KNR65.tmp is-1D8L0.tmp File created C:\Program Files (x86)\RejSpacer72\Skins\Blue\is-DRHSD.tmp is-1D8L0.tmp File created C:\Program Files (x86)\RejSpacer72\Skins\Blue\is-N8R3N.tmp is-1D8L0.tmp File opened for modification C:\Program Files (x86)\RejSpacer72\RejSpacer72.exe is-1D8L0.tmp File created C:\Program Files (x86)\RejSpacer72\is-GM807.tmp is-1D8L0.tmp File created C:\Program Files (x86)\RejSpacer72\Skins\Blue\is-NHUO2.tmp is-1D8L0.tmp File created C:\Program Files (x86)\RejSpacer72\Skins\Blue\is-9E1H8.tmp is-1D8L0.tmp File created C:\Program Files (x86)\RejSpacer72\Skins\Blue\is-9A72L.tmp is-1D8L0.tmp File created C:\Program Files (x86)\RejSpacer72\Skins\Blue\is-24R8H.tmp is-1D8L0.tmp File created C:\Program Files (x86)\RejSpacer72\Config\is-DVTB5.tmp is-1D8L0.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 336 taskkill.exe -
Runs net.exe
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Suspicious behavior: EnumeratesProcesses 3 IoCs
pid Process 1496 RejSpacer72.exe 1496 RejSpacer72.exe 1496 RejSpacer72.exe -
Suspicious use of AdjustPrivilegeToken 1 IoCs
description pid Process Token: SeDebugPrivilege 336 taskkill.exe -
Suspicious use of WriteProcessMemory 31 IoCs
description pid Process procid_target PID 1456 wrote to memory of 888 1456 file.exe 28 PID 1456 wrote to memory of 888 1456 file.exe 28 PID 1456 wrote to memory of 888 1456 file.exe 28 PID 1456 wrote to memory of 888 1456 file.exe 28 PID 1456 wrote to memory of 888 1456 file.exe 28 PID 1456 wrote to memory of 888 1456 file.exe 28 PID 1456 wrote to memory of 888 1456 file.exe 28 PID 888 wrote to memory of 1308 888 is-1D8L0.tmp 29 PID 888 wrote to memory of 1308 888 is-1D8L0.tmp 29 PID 888 wrote to memory of 1308 888 is-1D8L0.tmp 29 PID 888 wrote to memory of 1308 888 is-1D8L0.tmp 29 PID 888 wrote to memory of 1496 888 is-1D8L0.tmp 31 PID 888 wrote to memory of 1496 888 is-1D8L0.tmp 31 PID 888 wrote to memory of 1496 888 is-1D8L0.tmp 31 PID 888 wrote to memory of 1496 888 is-1D8L0.tmp 31 PID 1308 wrote to memory of 996 1308 net.exe 32 PID 1308 wrote to memory of 996 1308 net.exe 32 PID 1308 wrote to memory of 996 1308 net.exe 32 PID 1308 wrote to memory of 996 1308 net.exe 32 PID 1496 wrote to memory of 112 1496 RejSpacer72.exe 33 PID 1496 wrote to memory of 112 1496 RejSpacer72.exe 33 PID 1496 wrote to memory of 112 1496 RejSpacer72.exe 33 PID 1496 wrote to memory of 112 1496 RejSpacer72.exe 33 PID 1496 wrote to memory of 1220 1496 RejSpacer72.exe 36 PID 1496 wrote to memory of 1220 1496 RejSpacer72.exe 36 PID 1496 wrote to memory of 1220 1496 RejSpacer72.exe 36 PID 1496 wrote to memory of 1220 1496 RejSpacer72.exe 36 PID 1220 wrote to memory of 336 1220 cmd.exe 38 PID 1220 wrote to memory of 336 1220 cmd.exe 38 PID 1220 wrote to memory of 336 1220 cmd.exe 38 PID 1220 wrote to memory of 336 1220 cmd.exe 38
Processes
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C:\Users\Admin\AppData\Local\Temp\file.exe"C:\Users\Admin\AppData\Local\Temp\file.exe"1⤵
- Loads dropped DLL
- Suspicious use of WriteProcessMemory
PID:1456 -
C:\Users\Admin\AppData\Local\Temp\is-05T5I.tmp\is-1D8L0.tmp"C:\Users\Admin\AppData\Local\Temp\is-05T5I.tmp\is-1D8L0.tmp" /SL4 $C012A "C:\Users\Admin\AppData\Local\Temp\file.exe" 940632 737282⤵
- Executes dropped EXE
- Loads dropped DLL
- Drops file in Program Files directory
- Suspicious use of WriteProcessMemory
PID:888 -
C:\Windows\SysWOW64\net.exe"C:\Windows\system32\net.exe" helpmsg 23⤵
- Suspicious use of WriteProcessMemory
PID:1308 -
C:\Windows\SysWOW64\net1.exeC:\Windows\system32\net1 helpmsg 24⤵PID:996
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C:\Program Files (x86)\RejSpacer72\RejSpacer72.exe"C:\Program Files (x86)\RejSpacer72\RejSpacer72.exe"3⤵
- Executes dropped EXE
- Loads dropped DLL
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of WriteProcessMemory
PID:1496 -
C:\Users\Admin\AppData\Roaming\{846ee340-7039-11de-9d20-806e6f6e6963}\bm5H9NZzwBMTj.exe4⤵
- Executes dropped EXE
PID:112
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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:1220 -
C:\Windows\SysWOW64\taskkill.exetaskkill /im "RejSpacer72.exe" /f5⤵
- Kills process with taskkill
- Suspicious use of AdjustPrivilegeToken
PID:336
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Network
MITRE ATT&CK Enterprise v6
Replay Monitor
Loading Replay Monitor...
Downloads
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Filesize
1.1MB
MD5646a4000f3d69ed72d9995dcf54080e0
SHA148c08690ba0bef6fc9f74d3d8768613405094096
SHA25653d63aee2b40d89eae5e9eb3fda6607c1d7e3463923843193a4dae7d0dd84e72
SHA51274c793333d2dd175709a8970c3c2d00dc1bcc65e53991e10dbe1a513ae10b0d2dd99f4fc18ec71f768cabf182ef8908d245fd46caec513073a9f742e74332f99
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Filesize
1.1MB
MD5646a4000f3d69ed72d9995dcf54080e0
SHA148c08690ba0bef6fc9f74d3d8768613405094096
SHA25653d63aee2b40d89eae5e9eb3fda6607c1d7e3463923843193a4dae7d0dd84e72
SHA51274c793333d2dd175709a8970c3c2d00dc1bcc65e53991e10dbe1a513ae10b0d2dd99f4fc18ec71f768cabf182ef8908d245fd46caec513073a9f742e74332f99
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Filesize
4KB
MD5ce494d2d223aed950fea67f657d3fa3e
SHA197a19c02487c41e3a079cd6764afffeb5e838b26
SHA256c8fa111c5b9537e3b6cab9ba763e164e27fa469f2232b82a54b206a7d892b9e9
SHA512687bf3bd7de28dc45ea622672dc59d7e45d9ce83530a7db6462447ea247a9bde061738c454e09b48531aab9cce802c8491aa730e4da65e63daf31c65ffc39fe1
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C:\Users\Admin\AppData\Local\Microsoft\Windows\Temporary Internet Files\Content.IE5\RPQI3YTS\dll[1].htm
Filesize1B
MD5cfcd208495d565ef66e7dff9f98764da
SHA1b6589fc6ab0dc82cf12099d1c2d40ab994e8410c
SHA2565feceb66ffc86f38d952786c6d696c79c2dbc239dd4e91b46729d73a27fb57e9
SHA51231bca02094eb78126a517b206a88c73cfa9ec6f704c7030d18212cace820f025f00bf0ea68dbf3f3a5436ca63b53bf7bf80ad8d5de7d8359d0b7fed9dbc3ab99
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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
1.1MB
MD5646a4000f3d69ed72d9995dcf54080e0
SHA148c08690ba0bef6fc9f74d3d8768613405094096
SHA25653d63aee2b40d89eae5e9eb3fda6607c1d7e3463923843193a4dae7d0dd84e72
SHA51274c793333d2dd175709a8970c3c2d00dc1bcc65e53991e10dbe1a513ae10b0d2dd99f4fc18ec71f768cabf182ef8908d245fd46caec513073a9f742e74332f99
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Filesize
664KB
MD5ce35b2dad10a0e6d5e016772efb75ad2
SHA1ac38173e753c499655ba566493e3c3ff71878d92
SHA25631f933169e44b127e3f0a80077a088ed208c2504773a084bfca4de2f53b839c6
SHA512cdd97e8bbf568e9d6d6708bb427f3ce9d5433d320cd577e1e7bab1154c224efbb3960a24980ceec3e2bf471c72caf2309b13e7075c3216f6d43072d277a6642c
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Filesize
2KB
MD5a69559718ab506675e907fe49deb71e9
SHA1bc8f404ffdb1960b50c12ff9413c893b56f2e36f
SHA2562f6294f9aa09f59a574b5dcd33be54e16b39377984f3d5658cda44950fa0f8fc
SHA512e52e0aa7fe3f79e36330c455d944653d449ba05b2f9abee0914a0910c3452cfa679a40441f9ac696b3ccf9445cbb85095747e86153402fc362bb30ac08249a63
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Filesize
22KB
MD592dc6ef532fbb4a5c3201469a5b5eb63
SHA13e89ff837147c16b4e41c30d6c796374e0b8e62c
SHA2569884e9d1b4f8a873ccbd81f8ad0ae257776d2348d027d811a56475e028360d87
SHA5129908e573921d5dbc3454a1c0a6c969ab8a81cc2e8b5385391d46b1a738fb06a76aa3282e0e58d0d2ffa6f27c85668cd5178e1500b8a39b1bbae04366ae6a86d3
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Filesize
22KB
MD592dc6ef532fbb4a5c3201469a5b5eb63
SHA13e89ff837147c16b4e41c30d6c796374e0b8e62c
SHA2569884e9d1b4f8a873ccbd81f8ad0ae257776d2348d027d811a56475e028360d87
SHA5129908e573921d5dbc3454a1c0a6c969ab8a81cc2e8b5385391d46b1a738fb06a76aa3282e0e58d0d2ffa6f27c85668cd5178e1500b8a39b1bbae04366ae6a86d3
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Filesize
72KB
MD53fb36cb0b7172e5298d2992d42984d06
SHA1439827777df4a337cbb9fa4a4640d0d3fa1738b7
SHA25627ae813ceff8aa56e9fa68c8e50bb1c6c4a01636015eac4bd8bf444afb7020d6
SHA5126b39cb32d77200209a25080ac92bc71b1f468e2946b651023793f3585ee6034adc70924dbd751cf4a51b5e71377854f1ab43c2dd287d4837e7b544ff886f470c