Analysis
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max time kernel
150s -
max time network
142s -
platform
windows10-2004_x64 -
resource
win10v2004-20231127-en -
resource tags
arch:x64arch:x86image:win10v2004-20231127-enlocale:en-usos:windows10-2004-x64system -
submitted
11/12/2023, 11:32
Static task
static1
Behavioral task
behavioral1
Sample
cdd5d81b6068eb5950cc2f50c857be9681e1a1a1225960a5ffe25b31039fe191.exe
Resource
win10v2004-20231127-en
General
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Target
cdd5d81b6068eb5950cc2f50c857be9681e1a1a1225960a5ffe25b31039fe191.exe
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Size
6.9MB
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MD5
9e234d9c8b4e7027fde07674e4c2f196
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SHA1
ed53444e91955864ec18dc15c413a18c9ec11d98
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SHA256
cdd5d81b6068eb5950cc2f50c857be9681e1a1a1225960a5ffe25b31039fe191
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SHA512
5639283ffeec0626d2e4855419052731ef093d9960f9324cbd75ec3787c890d018dc3f54fa2e2324e178691b708d60fff3c6356e81dd43e6e3f574b02a80b104
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SSDEEP
98304:HCtQAsI29jHcxWjRTp6azZzB8hi4ZoEiAmP+xhctqd60dVADjhSF1O8lw3kBL7l7:UstjRJ/4ZoSQQhtd6sWDlSrM0BLRrzj
Malware Config
Signatures
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Executes dropped EXE 3 IoCs
pid Process 2000 cdd5d81b6068eb5950cc2f50c857be9681e1a1a1225960a5ffe25b31039fe191.tmp 1152 wmaformat.exe 3092 wmaformat.exe -
Loads dropped DLL 3 IoCs
pid Process 2000 cdd5d81b6068eb5950cc2f50c857be9681e1a1a1225960a5ffe25b31039fe191.tmp 2000 cdd5d81b6068eb5950cc2f50c857be9681e1a1a1225960a5ffe25b31039fe191.tmp 2000 cdd5d81b6068eb5950cc2f50c857be9681e1a1a1225960a5ffe25b31039fe191.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 45.155.250.90 -
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)\WMAFormat\uninstall\unins000.dat cdd5d81b6068eb5950cc2f50c857be9681e1a1a1225960a5ffe25b31039fe191.tmp File created C:\Program Files (x86)\WMAFormat\uninstall\is-DOTI6.tmp cdd5d81b6068eb5950cc2f50c857be9681e1a1a1225960a5ffe25b31039fe191.tmp File created C:\Program Files (x86)\WMAFormat\bin\x86\is-RHPUT.tmp cdd5d81b6068eb5950cc2f50c857be9681e1a1a1225960a5ffe25b31039fe191.tmp File created C:\Program Files (x86)\WMAFormat\bin\x86\is-FIL6Q.tmp cdd5d81b6068eb5950cc2f50c857be9681e1a1a1225960a5ffe25b31039fe191.tmp File created C:\Program Files (x86)\WMAFormat\bin\x86\is-J9T3V.tmp cdd5d81b6068eb5950cc2f50c857be9681e1a1a1225960a5ffe25b31039fe191.tmp File created C:\Program Files (x86)\WMAFormat\is-25OC0.tmp cdd5d81b6068eb5950cc2f50c857be9681e1a1a1225960a5ffe25b31039fe191.tmp File created C:\Program Files (x86)\WMAFormat\bin\x86\is-RHHLV.tmp cdd5d81b6068eb5950cc2f50c857be9681e1a1a1225960a5ffe25b31039fe191.tmp File created C:\Program Files (x86)\WMAFormat\bin\x86\is-0VI1F.tmp cdd5d81b6068eb5950cc2f50c857be9681e1a1a1225960a5ffe25b31039fe191.tmp File created C:\Program Files (x86)\WMAFormat\bin\x86\is-29G5H.tmp cdd5d81b6068eb5950cc2f50c857be9681e1a1a1225960a5ffe25b31039fe191.tmp File created C:\Program Files (x86)\WMAFormat\bin\x86\is-S4POF.tmp cdd5d81b6068eb5950cc2f50c857be9681e1a1a1225960a5ffe25b31039fe191.tmp File created C:\Program Files (x86)\WMAFormat\bin\x86\is-N52LI.tmp cdd5d81b6068eb5950cc2f50c857be9681e1a1a1225960a5ffe25b31039fe191.tmp File created C:\Program Files (x86)\WMAFormat\bin\x86\lessmsi\is-OTCQ3.tmp cdd5d81b6068eb5950cc2f50c857be9681e1a1a1225960a5ffe25b31039fe191.tmp File created C:\Program Files (x86)\WMAFormat\bin\x86\is-A8HGN.tmp cdd5d81b6068eb5950cc2f50c857be9681e1a1a1225960a5ffe25b31039fe191.tmp File created C:\Program Files (x86)\WMAFormat\bin\x86\is-AIFHH.tmp cdd5d81b6068eb5950cc2f50c857be9681e1a1a1225960a5ffe25b31039fe191.tmp File created C:\Program Files (x86)\WMAFormat\bin\x86\is-2JHJO.tmp cdd5d81b6068eb5950cc2f50c857be9681e1a1a1225960a5ffe25b31039fe191.tmp File created C:\Program Files (x86)\WMAFormat\bin\x86\is-54OA6.tmp cdd5d81b6068eb5950cc2f50c857be9681e1a1a1225960a5ffe25b31039fe191.tmp File created C:\Program Files (x86)\WMAFormat\bin\x86\is-MM50I.tmp cdd5d81b6068eb5950cc2f50c857be9681e1a1a1225960a5ffe25b31039fe191.tmp File created C:\Program Files (x86)\WMAFormat\bin\x86\is-E5CFD.tmp cdd5d81b6068eb5950cc2f50c857be9681e1a1a1225960a5ffe25b31039fe191.tmp File opened for modification C:\Program Files (x86)\WMAFormat\wmaformat.exe cdd5d81b6068eb5950cc2f50c857be9681e1a1a1225960a5ffe25b31039fe191.tmp File created C:\Program Files (x86)\WMAFormat\stuff\is-OI0IL.tmp cdd5d81b6068eb5950cc2f50c857be9681e1a1a1225960a5ffe25b31039fe191.tmp File created C:\Program Files (x86)\WMAFormat\bin\x86\is-5QUAG.tmp cdd5d81b6068eb5950cc2f50c857be9681e1a1a1225960a5ffe25b31039fe191.tmp File created C:\Program Files (x86)\WMAFormat\bin\x86\is-R3N2B.tmp cdd5d81b6068eb5950cc2f50c857be9681e1a1a1225960a5ffe25b31039fe191.tmp File created C:\Program Files (x86)\WMAFormat\bin\x86\is-DC4GV.tmp cdd5d81b6068eb5950cc2f50c857be9681e1a1a1225960a5ffe25b31039fe191.tmp File created C:\Program Files (x86)\WMAFormat\bin\x86\is-QDSNB.tmp cdd5d81b6068eb5950cc2f50c857be9681e1a1a1225960a5ffe25b31039fe191.tmp File created C:\Program Files (x86)\WMAFormat\bin\x86\is-14571.tmp cdd5d81b6068eb5950cc2f50c857be9681e1a1a1225960a5ffe25b31039fe191.tmp File created C:\Program Files (x86)\WMAFormat\bin\x86\is-QDK2U.tmp cdd5d81b6068eb5950cc2f50c857be9681e1a1a1225960a5ffe25b31039fe191.tmp File created C:\Program Files (x86)\WMAFormat\bin\x86\is-7GVN5.tmp cdd5d81b6068eb5950cc2f50c857be9681e1a1a1225960a5ffe25b31039fe191.tmp File created C:\Program Files (x86)\WMAFormat\bin\x86\is-FTF73.tmp cdd5d81b6068eb5950cc2f50c857be9681e1a1a1225960a5ffe25b31039fe191.tmp File created C:\Program Files (x86)\WMAFormat\bin\x86\is-KCAJK.tmp cdd5d81b6068eb5950cc2f50c857be9681e1a1a1225960a5ffe25b31039fe191.tmp File created C:\Program Files (x86)\WMAFormat\bin\x86\is-KEI25.tmp cdd5d81b6068eb5950cc2f50c857be9681e1a1a1225960a5ffe25b31039fe191.tmp File created C:\Program Files (x86)\WMAFormat\bin\x86\is-TRRB0.tmp cdd5d81b6068eb5950cc2f50c857be9681e1a1a1225960a5ffe25b31039fe191.tmp File created C:\Program Files (x86)\WMAFormat\bin\x86\is-HIQ0F.tmp cdd5d81b6068eb5950cc2f50c857be9681e1a1a1225960a5ffe25b31039fe191.tmp File created C:\Program Files (x86)\WMAFormat\bin\x86\plugins\internal\is-HGNHK.tmp cdd5d81b6068eb5950cc2f50c857be9681e1a1a1225960a5ffe25b31039fe191.tmp File created C:\Program Files (x86)\WMAFormat\stuff\is-39K5R.tmp cdd5d81b6068eb5950cc2f50c857be9681e1a1a1225960a5ffe25b31039fe191.tmp File created C:\Program Files (x86)\WMAFormat\bin\x86\is-A3S2D.tmp cdd5d81b6068eb5950cc2f50c857be9681e1a1a1225960a5ffe25b31039fe191.tmp File created C:\Program Files (x86)\WMAFormat\bin\x86\is-ROM9F.tmp cdd5d81b6068eb5950cc2f50c857be9681e1a1a1225960a5ffe25b31039fe191.tmp File created C:\Program Files (x86)\WMAFormat\bin\x86\is-ISMQV.tmp cdd5d81b6068eb5950cc2f50c857be9681e1a1a1225960a5ffe25b31039fe191.tmp File created C:\Program Files (x86)\WMAFormat\bin\x86\is-BHT5M.tmp cdd5d81b6068eb5950cc2f50c857be9681e1a1a1225960a5ffe25b31039fe191.tmp File created C:\Program Files (x86)\WMAFormat\bin\x86\is-UBSDC.tmp cdd5d81b6068eb5950cc2f50c857be9681e1a1a1225960a5ffe25b31039fe191.tmp File created C:\Program Files (x86)\WMAFormat\bin\x86\is-7TD38.tmp cdd5d81b6068eb5950cc2f50c857be9681e1a1a1225960a5ffe25b31039fe191.tmp File created C:\Program Files (x86)\WMAFormat\bin\x86\is-IFVDT.tmp cdd5d81b6068eb5950cc2f50c857be9681e1a1a1225960a5ffe25b31039fe191.tmp File created C:\Program Files (x86)\WMAFormat\bin\x86\is-M9VPR.tmp cdd5d81b6068eb5950cc2f50c857be9681e1a1a1225960a5ffe25b31039fe191.tmp File created C:\Program Files (x86)\WMAFormat\bin\x86\is-RCQMD.tmp cdd5d81b6068eb5950cc2f50c857be9681e1a1a1225960a5ffe25b31039fe191.tmp File created C:\Program Files (x86)\WMAFormat\bin\x86\is-6DSLL.tmp cdd5d81b6068eb5950cc2f50c857be9681e1a1a1225960a5ffe25b31039fe191.tmp File created C:\Program Files (x86)\WMAFormat\bin\x86\is-NIF8E.tmp cdd5d81b6068eb5950cc2f50c857be9681e1a1a1225960a5ffe25b31039fe191.tmp File opened for modification C:\Program Files (x86)\WMAFormat\uninstall\unins000.dat cdd5d81b6068eb5950cc2f50c857be9681e1a1a1225960a5ffe25b31039fe191.tmp File created C:\Program Files (x86)\WMAFormat\stuff\is-4SASE.tmp cdd5d81b6068eb5950cc2f50c857be9681e1a1a1225960a5ffe25b31039fe191.tmp File created C:\Program Files (x86)\WMAFormat\bin\x86\is-UM2HA.tmp cdd5d81b6068eb5950cc2f50c857be9681e1a1a1225960a5ffe25b31039fe191.tmp File created C:\Program Files (x86)\WMAFormat\bin\x86\is-8PJG6.tmp cdd5d81b6068eb5950cc2f50c857be9681e1a1a1225960a5ffe25b31039fe191.tmp File created C:\Program Files (x86)\WMAFormat\bin\x86\is-7JN0N.tmp cdd5d81b6068eb5950cc2f50c857be9681e1a1a1225960a5ffe25b31039fe191.tmp File created C:\Program Files (x86)\WMAFormat\bin\x86\is-BOEJU.tmp cdd5d81b6068eb5950cc2f50c857be9681e1a1a1225960a5ffe25b31039fe191.tmp File created C:\Program Files (x86)\WMAFormat\bin\x86\is-AT0D9.tmp cdd5d81b6068eb5950cc2f50c857be9681e1a1a1225960a5ffe25b31039fe191.tmp File created C:\Program Files (x86)\WMAFormat\stuff\is-J49RU.tmp cdd5d81b6068eb5950cc2f50c857be9681e1a1a1225960a5ffe25b31039fe191.tmp File created C:\Program Files (x86)\WMAFormat\bin\x86\is-6CDTQ.tmp cdd5d81b6068eb5950cc2f50c857be9681e1a1a1225960a5ffe25b31039fe191.tmp File created C:\Program Files (x86)\WMAFormat\bin\x86\is-UMQRQ.tmp cdd5d81b6068eb5950cc2f50c857be9681e1a1a1225960a5ffe25b31039fe191.tmp File created C:\Program Files (x86)\WMAFormat\bin\x86\is-DQHUV.tmp cdd5d81b6068eb5950cc2f50c857be9681e1a1a1225960a5ffe25b31039fe191.tmp File created C:\Program Files (x86)\WMAFormat\bin\x86\is-0HDJF.tmp cdd5d81b6068eb5950cc2f50c857be9681e1a1a1225960a5ffe25b31039fe191.tmp File created C:\Program Files (x86)\WMAFormat\bin\x86\is-J2G9C.tmp cdd5d81b6068eb5950cc2f50c857be9681e1a1a1225960a5ffe25b31039fe191.tmp File created C:\Program Files (x86)\WMAFormat\bin\x86\is-9C2SE.tmp cdd5d81b6068eb5950cc2f50c857be9681e1a1a1225960a5ffe25b31039fe191.tmp File created C:\Program Files (x86)\WMAFormat\bin\x86\is-SROAJ.tmp cdd5d81b6068eb5950cc2f50c857be9681e1a1a1225960a5ffe25b31039fe191.tmp File created C:\Program Files (x86)\WMAFormat\bin\x86\plugins\internal\is-JFREA.tmp cdd5d81b6068eb5950cc2f50c857be9681e1a1a1225960a5ffe25b31039fe191.tmp File created C:\Program Files (x86)\WMAFormat\bin\x86\is-BVGDI.tmp cdd5d81b6068eb5950cc2f50c857be9681e1a1a1225960a5ffe25b31039fe191.tmp File created C:\Program Files (x86)\WMAFormat\bin\x86\is-FQSUH.tmp cdd5d81b6068eb5950cc2f50c857be9681e1a1a1225960a5ffe25b31039fe191.tmp -
Runs net.exe
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Suspicious use of FindShellTrayWindow 1 IoCs
pid Process 2000 cdd5d81b6068eb5950cc2f50c857be9681e1a1a1225960a5ffe25b31039fe191.tmp -
Suspicious use of WriteProcessMemory 18 IoCs
description pid Process procid_target PID 4744 wrote to memory of 2000 4744 cdd5d81b6068eb5950cc2f50c857be9681e1a1a1225960a5ffe25b31039fe191.exe 91 PID 4744 wrote to memory of 2000 4744 cdd5d81b6068eb5950cc2f50c857be9681e1a1a1225960a5ffe25b31039fe191.exe 91 PID 4744 wrote to memory of 2000 4744 cdd5d81b6068eb5950cc2f50c857be9681e1a1a1225960a5ffe25b31039fe191.exe 91 PID 2000 wrote to memory of 4824 2000 cdd5d81b6068eb5950cc2f50c857be9681e1a1a1225960a5ffe25b31039fe191.tmp 94 PID 2000 wrote to memory of 4824 2000 cdd5d81b6068eb5950cc2f50c857be9681e1a1a1225960a5ffe25b31039fe191.tmp 94 PID 2000 wrote to memory of 4824 2000 cdd5d81b6068eb5950cc2f50c857be9681e1a1a1225960a5ffe25b31039fe191.tmp 94 PID 2000 wrote to memory of 1152 2000 cdd5d81b6068eb5950cc2f50c857be9681e1a1a1225960a5ffe25b31039fe191.tmp 96 PID 2000 wrote to memory of 1152 2000 cdd5d81b6068eb5950cc2f50c857be9681e1a1a1225960a5ffe25b31039fe191.tmp 96 PID 2000 wrote to memory of 1152 2000 cdd5d81b6068eb5950cc2f50c857be9681e1a1a1225960a5ffe25b31039fe191.tmp 96 PID 2000 wrote to memory of 2972 2000 cdd5d81b6068eb5950cc2f50c857be9681e1a1a1225960a5ffe25b31039fe191.tmp 99 PID 2000 wrote to memory of 2972 2000 cdd5d81b6068eb5950cc2f50c857be9681e1a1a1225960a5ffe25b31039fe191.tmp 99 PID 2000 wrote to memory of 2972 2000 cdd5d81b6068eb5950cc2f50c857be9681e1a1a1225960a5ffe25b31039fe191.tmp 99 PID 2000 wrote to memory of 3092 2000 cdd5d81b6068eb5950cc2f50c857be9681e1a1a1225960a5ffe25b31039fe191.tmp 97 PID 2000 wrote to memory of 3092 2000 cdd5d81b6068eb5950cc2f50c857be9681e1a1a1225960a5ffe25b31039fe191.tmp 97 PID 2000 wrote to memory of 3092 2000 cdd5d81b6068eb5950cc2f50c857be9681e1a1a1225960a5ffe25b31039fe191.tmp 97 PID 2972 wrote to memory of 4968 2972 net.exe 100 PID 2972 wrote to memory of 4968 2972 net.exe 100 PID 2972 wrote to memory of 4968 2972 net.exe 100
Processes
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C:\Users\Admin\AppData\Local\Temp\cdd5d81b6068eb5950cc2f50c857be9681e1a1a1225960a5ffe25b31039fe191.exe"C:\Users\Admin\AppData\Local\Temp\cdd5d81b6068eb5950cc2f50c857be9681e1a1a1225960a5ffe25b31039fe191.exe"1⤵
- Suspicious use of WriteProcessMemory
PID:4744 -
C:\Users\Admin\AppData\Local\Temp\is-LDFEQ.tmp\cdd5d81b6068eb5950cc2f50c857be9681e1a1a1225960a5ffe25b31039fe191.tmp"C:\Users\Admin\AppData\Local\Temp\is-LDFEQ.tmp\cdd5d81b6068eb5950cc2f50c857be9681e1a1a1225960a5ffe25b31039fe191.tmp" /SL5="$D01C4,6990075,68096,C:\Users\Admin\AppData\Local\Temp\cdd5d81b6068eb5950cc2f50c857be9681e1a1a1225960a5ffe25b31039fe191.exe"2⤵
- Executes dropped EXE
- Loads dropped DLL
- Drops file in Program Files directory
- Suspicious use of FindShellTrayWindow
- Suspicious use of WriteProcessMemory
PID:2000 -
C:\Windows\SysWOW64\schtasks.exe"C:\Windows\system32\schtasks.exe" /Query3⤵PID:4824
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C:\Program Files (x86)\WMAFormat\wmaformat.exe"C:\Program Files (x86)\WMAFormat\wmaformat.exe" -i3⤵
- Executes dropped EXE
PID:1152
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C:\Program Files (x86)\WMAFormat\wmaformat.exe"C:\Program Files (x86)\WMAFormat\wmaformat.exe" -s3⤵
- Executes dropped EXE
PID:3092
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C:\Windows\SysWOW64\net.exe"C:\Windows\system32\net.exe" helpmsg 113⤵
- Suspicious use of WriteProcessMemory
PID:2972 -
C:\Windows\SysWOW64\net1.exeC:\Windows\system32\net1 helpmsg 114⤵PID:4968
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Network
MITRE ATT&CK Enterprise v15
Replay Monitor
Loading Replay Monitor...
Downloads
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Filesize
1.8MB
MD5524bfe0d470e2ab13742f92cdbfed508
SHA148101afa30091d7c96a380b5691ffacb5bc384df
SHA256c4c9b495dc588973e4e7309756105795a1d3e0328fa19337a97f5b8a3ed45ea1
SHA51250beaf5e63bdcfa1cff6fc3c4d88ba77e3ec55f6ae9d81163dea30b83f91fb672964460167a66730735d2fccfc8f92a209d272f69349b31b162abe939c7c504e
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C:\Users\Admin\AppData\Local\Temp\is-LDFEQ.tmp\cdd5d81b6068eb5950cc2f50c857be9681e1a1a1225960a5ffe25b31039fe191.tmp
Filesize687KB
MD5f448d7f4b76e5c9c3a4eaff16a8b9b73
SHA131808f1ffa84c954376975b7cdb0007e6b762488
SHA2567233b85eb0f8b3aa5cae3811d727aa8742fec4d1091c120a0fe15006f424cc49
SHA512f8197458cd2764c0b852dac34f9bf361110a7dc86903024a97c7bcd3f77b148342bf45e3c2b60f6af8198ae3b83938dbaad5e007d71a0f88006f3a0618cf36f4
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Filesize
2KB
MD5a69559718ab506675e907fe49deb71e9
SHA1bc8f404ffdb1960b50c12ff9413c893b56f2e36f
SHA2562f6294f9aa09f59a574b5dcd33be54e16b39377984f3d5658cda44950fa0f8fc
SHA512e52e0aa7fe3f79e36330c455d944653d449ba05b2f9abee0914a0910c3452cfa679a40441f9ac696b3ccf9445cbb85095747e86153402fc362bb30ac08249a63
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Filesize
19KB
MD53adaa386b671c2df3bae5b39dc093008
SHA1067cf95fbdb922d81db58432c46930f86d23dded
SHA25671cd2f5bc6e13b8349a7c98697c6d2e3fcdeea92699cedd591875bea869fae38
SHA512bbe4187758d1a69f75a8cca6b3184e0c20cf8701b16531b55ed4987497934b3c9ef66ecd5e6b83c7357f69734f1c8301b9f82f0a024bb693b732a2d5760fd303