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Analysis
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max time kernel
152s -
max time network
146s -
platform
windows10-2004_x64 -
resource
win10v2004-20231127-en -
resource tags
arch:x64arch:x86image:win10v2004-20231127-enlocale:en-usos:windows10-2004-x64system -
submitted
10/12/2023, 23:15
Static task
static1
Behavioral task
behavioral1
Sample
a5e8c6b5082bdb0b9865b2d9e15dc710bcefcb257d958e97e95973766dc3b638.exe
Resource
win10v2004-20231127-en
General
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Target
a5e8c6b5082bdb0b9865b2d9e15dc710bcefcb257d958e97e95973766dc3b638.exe
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Size
6.9MB
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MD5
cc7c2773813ad9a6490bb3110fe21217
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SHA1
08342d7df83e8b9ee6a0d5b3294d09e37afc6e4b
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SHA256
a5e8c6b5082bdb0b9865b2d9e15dc710bcefcb257d958e97e95973766dc3b638
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SHA512
1616af9bc0fb4fefcfb96953c443b018b898b69d123ea76e0772aedd037cd8111e5764be035c892b75ca2a0b6c2746767b25f3dc32848683f3c9499d6840ebcf
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SSDEEP
196608:GK2+nNevvWstwr2m5BmycyEbSfasepd5e4x6+AjZ6mjxzj:GDY6tiP3myRfzepXe4ny8gxzj
Malware Config
Signatures
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Executes dropped EXE 3 IoCs
pid Process 2084 a5e8c6b5082bdb0b9865b2d9e15dc710bcefcb257d958e97e95973766dc3b638.tmp 4964 crtgame.exe 1812 crtgame.exe -
Loads dropped DLL 3 IoCs
pid Process 2084 a5e8c6b5082bdb0b9865b2d9e15dc710bcefcb257d958e97e95973766dc3b638.tmp 2084 a5e8c6b5082bdb0b9865b2d9e15dc710bcefcb257d958e97e95973766dc3b638.tmp 2084 a5e8c6b5082bdb0b9865b2d9e15dc710bcefcb257d958e97e95973766dc3b638.tmp -
Unexpected DNS network traffic destination 1 IoCs
Network traffic to other servers than the configured DNS servers was detected on the DNS port.
description ioc Destination IP 141.98.234.31 -
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 63 IoCs
description ioc Process File created C:\Program Files (x86)\CRTGame\bin\x86\is-COU39.tmp a5e8c6b5082bdb0b9865b2d9e15dc710bcefcb257d958e97e95973766dc3b638.tmp File created C:\Program Files (x86)\CRTGame\bin\x86\is-VPBV8.tmp a5e8c6b5082bdb0b9865b2d9e15dc710bcefcb257d958e97e95973766dc3b638.tmp File created C:\Program Files (x86)\CRTGame\bin\x86\is-U98IG.tmp a5e8c6b5082bdb0b9865b2d9e15dc710bcefcb257d958e97e95973766dc3b638.tmp File created C:\Program Files (x86)\CRTGame\bin\x86\is-UN8N8.tmp a5e8c6b5082bdb0b9865b2d9e15dc710bcefcb257d958e97e95973766dc3b638.tmp File created C:\Program Files (x86)\CRTGame\bin\x86\is-8H5GE.tmp a5e8c6b5082bdb0b9865b2d9e15dc710bcefcb257d958e97e95973766dc3b638.tmp File created C:\Program Files (x86)\CRTGame\bin\x86\is-GLUBO.tmp a5e8c6b5082bdb0b9865b2d9e15dc710bcefcb257d958e97e95973766dc3b638.tmp File created C:\Program Files (x86)\CRTGame\bin\x86\is-2OUMU.tmp a5e8c6b5082bdb0b9865b2d9e15dc710bcefcb257d958e97e95973766dc3b638.tmp File created C:\Program Files (x86)\CRTGame\bin\x86\is-R41I1.tmp a5e8c6b5082bdb0b9865b2d9e15dc710bcefcb257d958e97e95973766dc3b638.tmp File created C:\Program Files (x86)\CRTGame\bin\x86\is-L3CR5.tmp a5e8c6b5082bdb0b9865b2d9e15dc710bcefcb257d958e97e95973766dc3b638.tmp File created C:\Program Files (x86)\CRTGame\bin\x86\is-KHKD9.tmp a5e8c6b5082bdb0b9865b2d9e15dc710bcefcb257d958e97e95973766dc3b638.tmp File created C:\Program Files (x86)\CRTGame\bin\x86\is-OB0UA.tmp a5e8c6b5082bdb0b9865b2d9e15dc710bcefcb257d958e97e95973766dc3b638.tmp File created C:\Program Files (x86)\CRTGame\bin\x86\is-SJ3NJ.tmp a5e8c6b5082bdb0b9865b2d9e15dc710bcefcb257d958e97e95973766dc3b638.tmp File created C:\Program Files (x86)\CRTGame\bin\x86\is-SAA7C.tmp a5e8c6b5082bdb0b9865b2d9e15dc710bcefcb257d958e97e95973766dc3b638.tmp File created C:\Program Files (x86)\CRTGame\bin\x86\is-KKNSI.tmp a5e8c6b5082bdb0b9865b2d9e15dc710bcefcb257d958e97e95973766dc3b638.tmp File created C:\Program Files (x86)\CRTGame\bin\x86\is-BSMS9.tmp a5e8c6b5082bdb0b9865b2d9e15dc710bcefcb257d958e97e95973766dc3b638.tmp File created C:\Program Files (x86)\CRTGame\bin\x86\is-CGU16.tmp a5e8c6b5082bdb0b9865b2d9e15dc710bcefcb257d958e97e95973766dc3b638.tmp File opened for modification C:\Program Files (x86)\CRTGame\crtgame.exe a5e8c6b5082bdb0b9865b2d9e15dc710bcefcb257d958e97e95973766dc3b638.tmp File created C:\Program Files (x86)\CRTGame\stuff\is-G390P.tmp a5e8c6b5082bdb0b9865b2d9e15dc710bcefcb257d958e97e95973766dc3b638.tmp File created C:\Program Files (x86)\CRTGame\bin\x86\is-P73FL.tmp a5e8c6b5082bdb0b9865b2d9e15dc710bcefcb257d958e97e95973766dc3b638.tmp File created C:\Program Files (x86)\CRTGame\bin\x86\is-9R4J3.tmp a5e8c6b5082bdb0b9865b2d9e15dc710bcefcb257d958e97e95973766dc3b638.tmp File created C:\Program Files (x86)\CRTGame\bin\x86\is-PQ2TO.tmp a5e8c6b5082bdb0b9865b2d9e15dc710bcefcb257d958e97e95973766dc3b638.tmp File created C:\Program Files (x86)\CRTGame\bin\x86\is-GQCKL.tmp a5e8c6b5082bdb0b9865b2d9e15dc710bcefcb257d958e97e95973766dc3b638.tmp File created C:\Program Files (x86)\CRTGame\bin\x86\is-V1VSF.tmp a5e8c6b5082bdb0b9865b2d9e15dc710bcefcb257d958e97e95973766dc3b638.tmp File created C:\Program Files (x86)\CRTGame\bin\x86\is-09BOU.tmp a5e8c6b5082bdb0b9865b2d9e15dc710bcefcb257d958e97e95973766dc3b638.tmp File created C:\Program Files (x86)\CRTGame\bin\x86\is-5BNAO.tmp a5e8c6b5082bdb0b9865b2d9e15dc710bcefcb257d958e97e95973766dc3b638.tmp File created C:\Program Files (x86)\CRTGame\bin\x86\is-TL41P.tmp a5e8c6b5082bdb0b9865b2d9e15dc710bcefcb257d958e97e95973766dc3b638.tmp File created C:\Program Files (x86)\CRTGame\bin\x86\is-PV82O.tmp a5e8c6b5082bdb0b9865b2d9e15dc710bcefcb257d958e97e95973766dc3b638.tmp File created C:\Program Files (x86)\CRTGame\bin\x86\is-LE30S.tmp a5e8c6b5082bdb0b9865b2d9e15dc710bcefcb257d958e97e95973766dc3b638.tmp File created C:\Program Files (x86)\CRTGame\stuff\is-VP8A5.tmp a5e8c6b5082bdb0b9865b2d9e15dc710bcefcb257d958e97e95973766dc3b638.tmp File created C:\Program Files (x86)\CRTGame\bin\x86\is-55CMU.tmp a5e8c6b5082bdb0b9865b2d9e15dc710bcefcb257d958e97e95973766dc3b638.tmp File created C:\Program Files (x86)\CRTGame\bin\x86\is-UR34Q.tmp a5e8c6b5082bdb0b9865b2d9e15dc710bcefcb257d958e97e95973766dc3b638.tmp File created C:\Program Files (x86)\CRTGame\bin\x86\is-HVM42.tmp a5e8c6b5082bdb0b9865b2d9e15dc710bcefcb257d958e97e95973766dc3b638.tmp File created C:\Program Files (x86)\CRTGame\bin\x86\plugins\internal\is-58JDH.tmp a5e8c6b5082bdb0b9865b2d9e15dc710bcefcb257d958e97e95973766dc3b638.tmp File created C:\Program Files (x86)\CRTGame\bin\x86\is-RFFUD.tmp a5e8c6b5082bdb0b9865b2d9e15dc710bcefcb257d958e97e95973766dc3b638.tmp File created C:\Program Files (x86)\CRTGame\bin\x86\is-GAMDH.tmp a5e8c6b5082bdb0b9865b2d9e15dc710bcefcb257d958e97e95973766dc3b638.tmp File created C:\Program Files (x86)\CRTGame\bin\x86\is-8LDGT.tmp a5e8c6b5082bdb0b9865b2d9e15dc710bcefcb257d958e97e95973766dc3b638.tmp File created C:\Program Files (x86)\CRTGame\bin\x86\is-L2UN4.tmp a5e8c6b5082bdb0b9865b2d9e15dc710bcefcb257d958e97e95973766dc3b638.tmp File created C:\Program Files (x86)\CRTGame\bin\x86\is-BD9G5.tmp a5e8c6b5082bdb0b9865b2d9e15dc710bcefcb257d958e97e95973766dc3b638.tmp File created C:\Program Files (x86)\CRTGame\uninstall\is-I5LBP.tmp a5e8c6b5082bdb0b9865b2d9e15dc710bcefcb257d958e97e95973766dc3b638.tmp File created C:\Program Files (x86)\CRTGame\bin\x86\is-HMOT2.tmp a5e8c6b5082bdb0b9865b2d9e15dc710bcefcb257d958e97e95973766dc3b638.tmp File created C:\Program Files (x86)\CRTGame\bin\x86\is-T2EBE.tmp a5e8c6b5082bdb0b9865b2d9e15dc710bcefcb257d958e97e95973766dc3b638.tmp File created C:\Program Files (x86)\CRTGame\bin\x86\is-S4A2H.tmp a5e8c6b5082bdb0b9865b2d9e15dc710bcefcb257d958e97e95973766dc3b638.tmp File created C:\Program Files (x86)\CRTGame\bin\x86\is-3TQVE.tmp a5e8c6b5082bdb0b9865b2d9e15dc710bcefcb257d958e97e95973766dc3b638.tmp File created C:\Program Files (x86)\CRTGame\bin\x86\is-1TVSD.tmp a5e8c6b5082bdb0b9865b2d9e15dc710bcefcb257d958e97e95973766dc3b638.tmp File created C:\Program Files (x86)\CRTGame\bin\x86\is-CP22E.tmp a5e8c6b5082bdb0b9865b2d9e15dc710bcefcb257d958e97e95973766dc3b638.tmp File created C:\Program Files (x86)\CRTGame\bin\x86\is-I837T.tmp a5e8c6b5082bdb0b9865b2d9e15dc710bcefcb257d958e97e95973766dc3b638.tmp File created C:\Program Files (x86)\CRTGame\bin\x86\is-JNJJV.tmp a5e8c6b5082bdb0b9865b2d9e15dc710bcefcb257d958e97e95973766dc3b638.tmp File created C:\Program Files (x86)\CRTGame\uninstall\unins000.dat a5e8c6b5082bdb0b9865b2d9e15dc710bcefcb257d958e97e95973766dc3b638.tmp File created C:\Program Files (x86)\CRTGame\bin\x86\is-3LTP1.tmp a5e8c6b5082bdb0b9865b2d9e15dc710bcefcb257d958e97e95973766dc3b638.tmp File created C:\Program Files (x86)\CRTGame\is-51VNQ.tmp a5e8c6b5082bdb0b9865b2d9e15dc710bcefcb257d958e97e95973766dc3b638.tmp File created C:\Program Files (x86)\CRTGame\bin\x86\is-DVE4B.tmp a5e8c6b5082bdb0b9865b2d9e15dc710bcefcb257d958e97e95973766dc3b638.tmp File created C:\Program Files (x86)\CRTGame\bin\x86\plugins\internal\is-8BAGP.tmp a5e8c6b5082bdb0b9865b2d9e15dc710bcefcb257d958e97e95973766dc3b638.tmp File created C:\Program Files (x86)\CRTGame\stuff\is-HOTQ8.tmp a5e8c6b5082bdb0b9865b2d9e15dc710bcefcb257d958e97e95973766dc3b638.tmp File created C:\Program Files (x86)\CRTGame\bin\x86\is-IC9OV.tmp a5e8c6b5082bdb0b9865b2d9e15dc710bcefcb257d958e97e95973766dc3b638.tmp File created C:\Program Files (x86)\CRTGame\bin\x86\is-LFPIC.tmp a5e8c6b5082bdb0b9865b2d9e15dc710bcefcb257d958e97e95973766dc3b638.tmp File created C:\Program Files (x86)\CRTGame\bin\x86\lessmsi\is-OCMIK.tmp a5e8c6b5082bdb0b9865b2d9e15dc710bcefcb257d958e97e95973766dc3b638.tmp File opened for modification C:\Program Files (x86)\CRTGame\uninstall\unins000.dat a5e8c6b5082bdb0b9865b2d9e15dc710bcefcb257d958e97e95973766dc3b638.tmp File created C:\Program Files (x86)\CRTGame\stuff\is-BPEGV.tmp a5e8c6b5082bdb0b9865b2d9e15dc710bcefcb257d958e97e95973766dc3b638.tmp File created C:\Program Files (x86)\CRTGame\bin\x86\is-DJUMI.tmp a5e8c6b5082bdb0b9865b2d9e15dc710bcefcb257d958e97e95973766dc3b638.tmp File created C:\Program Files (x86)\CRTGame\bin\x86\is-JO0ML.tmp a5e8c6b5082bdb0b9865b2d9e15dc710bcefcb257d958e97e95973766dc3b638.tmp File created C:\Program Files (x86)\CRTGame\bin\x86\is-19HJ9.tmp a5e8c6b5082bdb0b9865b2d9e15dc710bcefcb257d958e97e95973766dc3b638.tmp File created C:\Program Files (x86)\CRTGame\bin\x86\is-L9MGI.tmp a5e8c6b5082bdb0b9865b2d9e15dc710bcefcb257d958e97e95973766dc3b638.tmp File created C:\Program Files (x86)\CRTGame\bin\x86\is-BH69L.tmp a5e8c6b5082bdb0b9865b2d9e15dc710bcefcb257d958e97e95973766dc3b638.tmp -
Runs net.exe
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Suspicious use of FindShellTrayWindow 1 IoCs
pid Process 2084 a5e8c6b5082bdb0b9865b2d9e15dc710bcefcb257d958e97e95973766dc3b638.tmp -
Suspicious use of WriteProcessMemory 18 IoCs
description pid Process procid_target PID 4480 wrote to memory of 2084 4480 a5e8c6b5082bdb0b9865b2d9e15dc710bcefcb257d958e97e95973766dc3b638.exe 87 PID 4480 wrote to memory of 2084 4480 a5e8c6b5082bdb0b9865b2d9e15dc710bcefcb257d958e97e95973766dc3b638.exe 87 PID 4480 wrote to memory of 2084 4480 a5e8c6b5082bdb0b9865b2d9e15dc710bcefcb257d958e97e95973766dc3b638.exe 87 PID 2084 wrote to memory of 3524 2084 a5e8c6b5082bdb0b9865b2d9e15dc710bcefcb257d958e97e95973766dc3b638.tmp 90 PID 2084 wrote to memory of 3524 2084 a5e8c6b5082bdb0b9865b2d9e15dc710bcefcb257d958e97e95973766dc3b638.tmp 90 PID 2084 wrote to memory of 3524 2084 a5e8c6b5082bdb0b9865b2d9e15dc710bcefcb257d958e97e95973766dc3b638.tmp 90 PID 2084 wrote to memory of 4964 2084 a5e8c6b5082bdb0b9865b2d9e15dc710bcefcb257d958e97e95973766dc3b638.tmp 92 PID 2084 wrote to memory of 4964 2084 a5e8c6b5082bdb0b9865b2d9e15dc710bcefcb257d958e97e95973766dc3b638.tmp 92 PID 2084 wrote to memory of 4964 2084 a5e8c6b5082bdb0b9865b2d9e15dc710bcefcb257d958e97e95973766dc3b638.tmp 92 PID 2084 wrote to memory of 1588 2084 a5e8c6b5082bdb0b9865b2d9e15dc710bcefcb257d958e97e95973766dc3b638.tmp 93 PID 2084 wrote to memory of 1588 2084 a5e8c6b5082bdb0b9865b2d9e15dc710bcefcb257d958e97e95973766dc3b638.tmp 93 PID 2084 wrote to memory of 1588 2084 a5e8c6b5082bdb0b9865b2d9e15dc710bcefcb257d958e97e95973766dc3b638.tmp 93 PID 2084 wrote to memory of 1812 2084 a5e8c6b5082bdb0b9865b2d9e15dc710bcefcb257d958e97e95973766dc3b638.tmp 95 PID 2084 wrote to memory of 1812 2084 a5e8c6b5082bdb0b9865b2d9e15dc710bcefcb257d958e97e95973766dc3b638.tmp 95 PID 2084 wrote to memory of 1812 2084 a5e8c6b5082bdb0b9865b2d9e15dc710bcefcb257d958e97e95973766dc3b638.tmp 95 PID 1588 wrote to memory of 2384 1588 net.exe 97 PID 1588 wrote to memory of 2384 1588 net.exe 97 PID 1588 wrote to memory of 2384 1588 net.exe 97
Processes
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C:\Users\Admin\AppData\Local\Temp\a5e8c6b5082bdb0b9865b2d9e15dc710bcefcb257d958e97e95973766dc3b638.exe"C:\Users\Admin\AppData\Local\Temp\a5e8c6b5082bdb0b9865b2d9e15dc710bcefcb257d958e97e95973766dc3b638.exe"1⤵
- Suspicious use of WriteProcessMemory
PID:4480 -
C:\Users\Admin\AppData\Local\Temp\is-QLI1J.tmp\a5e8c6b5082bdb0b9865b2d9e15dc710bcefcb257d958e97e95973766dc3b638.tmp"C:\Users\Admin\AppData\Local\Temp\is-QLI1J.tmp\a5e8c6b5082bdb0b9865b2d9e15dc710bcefcb257d958e97e95973766dc3b638.tmp" /SL5="$5016E,6991381,54272,C:\Users\Admin\AppData\Local\Temp\a5e8c6b5082bdb0b9865b2d9e15dc710bcefcb257d958e97e95973766dc3b638.exe"2⤵
- Executes dropped EXE
- Loads dropped DLL
- Drops file in Program Files directory
- Suspicious use of FindShellTrayWindow
- Suspicious use of WriteProcessMemory
PID:2084 -
C:\Windows\SysWOW64\schtasks.exe"C:\Windows\system32\schtasks.exe" /Query3⤵PID:3524
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C:\Program Files (x86)\CRTGame\crtgame.exe"C:\Program Files (x86)\CRTGame\crtgame.exe" -i3⤵
- Executes dropped EXE
PID:4964
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C:\Windows\SysWOW64\net.exe"C:\Windows\system32\net.exe" helpmsg 103⤵
- Suspicious use of WriteProcessMemory
PID:1588 -
C:\Windows\SysWOW64\net1.exeC:\Windows\system32\net1 helpmsg 104⤵PID:2384
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C:\Program Files (x86)\CRTGame\crtgame.exe"C:\Program Files (x86)\CRTGame\crtgame.exe" -s3⤵
- Executes dropped EXE
PID:1812
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Network
MITRE ATT&CK Enterprise v15
Replay Monitor
Loading Replay Monitor...
Downloads
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Filesize
2.1MB
MD5bb0124f16d88c4ec1fcfd9e524a5b921
SHA15017dc7277dbc5bb0b6f8428e4ff72603e3a370b
SHA25659495c6e79c301f767f3d336050fb9927826f0ae972d634d395f5b44d7280a09
SHA5124be3e838fb41cd4d01a12b639cdcb93df94deec0debd2593c53bbfe977daf5bcb9e3f97f6c47d33e76aea12ae2f9224f27652dfb5b5a69f53d201184766fff91
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Filesize
2KB
MD5a69559718ab506675e907fe49deb71e9
SHA1bc8f404ffdb1960b50c12ff9413c893b56f2e36f
SHA2562f6294f9aa09f59a574b5dcd33be54e16b39377984f3d5658cda44950fa0f8fc
SHA512e52e0aa7fe3f79e36330c455d944653d449ba05b2f9abee0914a0910c3452cfa679a40441f9ac696b3ccf9445cbb85095747e86153402fc362bb30ac08249a63
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Filesize
19KB
MD53adaa386b671c2df3bae5b39dc093008
SHA1067cf95fbdb922d81db58432c46930f86d23dded
SHA25671cd2f5bc6e13b8349a7c98697c6d2e3fcdeea92699cedd591875bea869fae38
SHA512bbe4187758d1a69f75a8cca6b3184e0c20cf8701b16531b55ed4987497934b3c9ef66ecd5e6b83c7357f69734f1c8301b9f82f0a024bb693b732a2d5760fd303
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C:\Users\Admin\AppData\Local\Temp\is-QLI1J.tmp\a5e8c6b5082bdb0b9865b2d9e15dc710bcefcb257d958e97e95973766dc3b638.tmp
Filesize687KB
MD5f448d7f4b76e5c9c3a4eaff16a8b9b73
SHA131808f1ffa84c954376975b7cdb0007e6b762488
SHA2567233b85eb0f8b3aa5cae3811d727aa8742fec4d1091c120a0fe15006f424cc49
SHA512f8197458cd2764c0b852dac34f9bf361110a7dc86903024a97c7bcd3f77b148342bf45e3c2b60f6af8198ae3b83938dbaad5e007d71a0f88006f3a0618cf36f4