Analysis
-
max time kernel
150s -
max time network
151s -
platform
windows10-2004_x64 -
resource
win10v2004-20231130-en -
resource tags
arch:x64arch:x86image:win10v2004-20231130-enlocale:en-usos:windows10-2004-x64system -
submitted
11/12/2023, 11:23
Static task
static1
Behavioral task
behavioral1
Sample
c15f840ee5f6a869656b0bbfbc31c42adda6838ad56a7b1561f5def470da47c4.exe
Resource
win10v2004-20231130-en
General
-
Target
c15f840ee5f6a869656b0bbfbc31c42adda6838ad56a7b1561f5def470da47c4.exe
-
Size
6.9MB
-
MD5
71e489208c6f943f6102acf4dccec52d
-
SHA1
9a911684465865969c2556c245666c9878ea6e45
-
SHA256
c15f840ee5f6a869656b0bbfbc31c42adda6838ad56a7b1561f5def470da47c4
-
SHA512
44f4e0d6da77cac25c13bb266916292d38fc5946b5303c22f9b5911a799aaef984ca3337a6ba7af3a1e5803a9b4633caa4e57aca8ed1a56b49940caa5af35f0a
-
SSDEEP
196608:OH/2cOhoGEpX+jRFRvz29jgM7+3Utny3r/mvZO0agzj:LcOhoGE1ArRvqlgM7xtAT0Hzj
Malware Config
Signatures
-
Executes dropped EXE 3 IoCs
pid Process 3580 c15f840ee5f6a869656b0bbfbc31c42adda6838ad56a7b1561f5def470da47c4.tmp 428 wmaformat.exe 4728 wmaformat.exe -
Loads dropped DLL 3 IoCs
pid Process 3580 c15f840ee5f6a869656b0bbfbc31c42adda6838ad56a7b1561f5def470da47c4.tmp 3580 c15f840ee5f6a869656b0bbfbc31c42adda6838ad56a7b1561f5def470da47c4.tmp 3580 c15f840ee5f6a869656b0bbfbc31c42adda6838ad56a7b1561f5def470da47c4.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 81.31.197.38 -
Checks installed software on the system 1 TTPs
Looks up Uninstall key entries in the registry to enumerate software on the system.
-
Drops file in Program Files directory 63 IoCs
description ioc Process File created C:\Program Files (x86)\WMAFormat\bin\x86\is-TOGAS.tmp c15f840ee5f6a869656b0bbfbc31c42adda6838ad56a7b1561f5def470da47c4.tmp File created C:\Program Files (x86)\WMAFormat\bin\x86\is-6UBOK.tmp c15f840ee5f6a869656b0bbfbc31c42adda6838ad56a7b1561f5def470da47c4.tmp File opened for modification C:\Program Files (x86)\WMAFormat\uninstall\unins000.dat c15f840ee5f6a869656b0bbfbc31c42adda6838ad56a7b1561f5def470da47c4.tmp File created C:\Program Files (x86)\WMAFormat\stuff\is-P3I35.tmp c15f840ee5f6a869656b0bbfbc31c42adda6838ad56a7b1561f5def470da47c4.tmp File created C:\Program Files (x86)\WMAFormat\bin\x86\is-42EG6.tmp c15f840ee5f6a869656b0bbfbc31c42adda6838ad56a7b1561f5def470da47c4.tmp File created C:\Program Files (x86)\WMAFormat\bin\x86\is-L6GE8.tmp c15f840ee5f6a869656b0bbfbc31c42adda6838ad56a7b1561f5def470da47c4.tmp File created C:\Program Files (x86)\WMAFormat\bin\x86\is-EBMRD.tmp c15f840ee5f6a869656b0bbfbc31c42adda6838ad56a7b1561f5def470da47c4.tmp File created C:\Program Files (x86)\WMAFormat\bin\x86\is-NPLG4.tmp c15f840ee5f6a869656b0bbfbc31c42adda6838ad56a7b1561f5def470da47c4.tmp File created C:\Program Files (x86)\WMAFormat\bin\x86\plugins\internal\is-I8I8P.tmp c15f840ee5f6a869656b0bbfbc31c42adda6838ad56a7b1561f5def470da47c4.tmp File created C:\Program Files (x86)\WMAFormat\bin\x86\is-RFPCA.tmp c15f840ee5f6a869656b0bbfbc31c42adda6838ad56a7b1561f5def470da47c4.tmp File created C:\Program Files (x86)\WMAFormat\bin\x86\is-1QBOV.tmp c15f840ee5f6a869656b0bbfbc31c42adda6838ad56a7b1561f5def470da47c4.tmp File created C:\Program Files (x86)\WMAFormat\is-464FD.tmp c15f840ee5f6a869656b0bbfbc31c42adda6838ad56a7b1561f5def470da47c4.tmp File created C:\Program Files (x86)\WMAFormat\bin\x86\is-E04UB.tmp c15f840ee5f6a869656b0bbfbc31c42adda6838ad56a7b1561f5def470da47c4.tmp File created C:\Program Files (x86)\WMAFormat\bin\x86\is-V86CM.tmp c15f840ee5f6a869656b0bbfbc31c42adda6838ad56a7b1561f5def470da47c4.tmp File created C:\Program Files (x86)\WMAFormat\bin\x86\is-0L748.tmp c15f840ee5f6a869656b0bbfbc31c42adda6838ad56a7b1561f5def470da47c4.tmp File created C:\Program Files (x86)\WMAFormat\bin\x86\is-PUL7N.tmp c15f840ee5f6a869656b0bbfbc31c42adda6838ad56a7b1561f5def470da47c4.tmp File created C:\Program Files (x86)\WMAFormat\bin\x86\is-Q3OUI.tmp c15f840ee5f6a869656b0bbfbc31c42adda6838ad56a7b1561f5def470da47c4.tmp File created C:\Program Files (x86)\WMAFormat\bin\x86\is-3B9HV.tmp c15f840ee5f6a869656b0bbfbc31c42adda6838ad56a7b1561f5def470da47c4.tmp File created C:\Program Files (x86)\WMAFormat\bin\x86\is-RJ2DQ.tmp c15f840ee5f6a869656b0bbfbc31c42adda6838ad56a7b1561f5def470da47c4.tmp File created C:\Program Files (x86)\WMAFormat\bin\x86\is-H1P7M.tmp c15f840ee5f6a869656b0bbfbc31c42adda6838ad56a7b1561f5def470da47c4.tmp File created C:\Program Files (x86)\WMAFormat\bin\x86\is-48FEJ.tmp c15f840ee5f6a869656b0bbfbc31c42adda6838ad56a7b1561f5def470da47c4.tmp File created C:\Program Files (x86)\WMAFormat\bin\x86\is-7ODH6.tmp c15f840ee5f6a869656b0bbfbc31c42adda6838ad56a7b1561f5def470da47c4.tmp File created C:\Program Files (x86)\WMAFormat\bin\x86\is-CLEEB.tmp c15f840ee5f6a869656b0bbfbc31c42adda6838ad56a7b1561f5def470da47c4.tmp File created C:\Program Files (x86)\WMAFormat\bin\x86\is-KIRSF.tmp c15f840ee5f6a869656b0bbfbc31c42adda6838ad56a7b1561f5def470da47c4.tmp File created C:\Program Files (x86)\WMAFormat\bin\x86\is-3VAP1.tmp c15f840ee5f6a869656b0bbfbc31c42adda6838ad56a7b1561f5def470da47c4.tmp File created C:\Program Files (x86)\WMAFormat\bin\x86\is-JA6RC.tmp c15f840ee5f6a869656b0bbfbc31c42adda6838ad56a7b1561f5def470da47c4.tmp File created C:\Program Files (x86)\WMAFormat\bin\x86\is-6H9U9.tmp c15f840ee5f6a869656b0bbfbc31c42adda6838ad56a7b1561f5def470da47c4.tmp File created C:\Program Files (x86)\WMAFormat\bin\x86\is-3TG0J.tmp c15f840ee5f6a869656b0bbfbc31c42adda6838ad56a7b1561f5def470da47c4.tmp File created C:\Program Files (x86)\WMAFormat\bin\x86\plugins\internal\is-5RDJT.tmp c15f840ee5f6a869656b0bbfbc31c42adda6838ad56a7b1561f5def470da47c4.tmp File created C:\Program Files (x86)\WMAFormat\bin\x86\is-UL9EG.tmp c15f840ee5f6a869656b0bbfbc31c42adda6838ad56a7b1561f5def470da47c4.tmp File created C:\Program Files (x86)\WMAFormat\bin\x86\is-9VTPJ.tmp c15f840ee5f6a869656b0bbfbc31c42adda6838ad56a7b1561f5def470da47c4.tmp File created C:\Program Files (x86)\WMAFormat\bin\x86\is-UAOOS.tmp c15f840ee5f6a869656b0bbfbc31c42adda6838ad56a7b1561f5def470da47c4.tmp File created C:\Program Files (x86)\WMAFormat\stuff\is-5CG92.tmp c15f840ee5f6a869656b0bbfbc31c42adda6838ad56a7b1561f5def470da47c4.tmp File created C:\Program Files (x86)\WMAFormat\bin\x86\is-UCIN4.tmp c15f840ee5f6a869656b0bbfbc31c42adda6838ad56a7b1561f5def470da47c4.tmp File created C:\Program Files (x86)\WMAFormat\bin\x86\is-E5EFJ.tmp c15f840ee5f6a869656b0bbfbc31c42adda6838ad56a7b1561f5def470da47c4.tmp File created C:\Program Files (x86)\WMAFormat\bin\x86\is-9R6L1.tmp c15f840ee5f6a869656b0bbfbc31c42adda6838ad56a7b1561f5def470da47c4.tmp File created C:\Program Files (x86)\WMAFormat\bin\x86\is-KVUEL.tmp c15f840ee5f6a869656b0bbfbc31c42adda6838ad56a7b1561f5def470da47c4.tmp File created C:\Program Files (x86)\WMAFormat\bin\x86\is-9Q6HB.tmp c15f840ee5f6a869656b0bbfbc31c42adda6838ad56a7b1561f5def470da47c4.tmp File created C:\Program Files (x86)\WMAFormat\bin\x86\is-5NTC4.tmp c15f840ee5f6a869656b0bbfbc31c42adda6838ad56a7b1561f5def470da47c4.tmp File created C:\Program Files (x86)\WMAFormat\bin\x86\is-B02BB.tmp c15f840ee5f6a869656b0bbfbc31c42adda6838ad56a7b1561f5def470da47c4.tmp File created C:\Program Files (x86)\WMAFormat\bin\x86\is-U8CJB.tmp c15f840ee5f6a869656b0bbfbc31c42adda6838ad56a7b1561f5def470da47c4.tmp File created C:\Program Files (x86)\WMAFormat\bin\x86\is-U9LL3.tmp c15f840ee5f6a869656b0bbfbc31c42adda6838ad56a7b1561f5def470da47c4.tmp File created C:\Program Files (x86)\WMAFormat\bin\x86\is-01CI6.tmp c15f840ee5f6a869656b0bbfbc31c42adda6838ad56a7b1561f5def470da47c4.tmp File created C:\Program Files (x86)\WMAFormat\uninstall\is-MB4RQ.tmp c15f840ee5f6a869656b0bbfbc31c42adda6838ad56a7b1561f5def470da47c4.tmp File created C:\Program Files (x86)\WMAFormat\bin\x86\is-ORJKL.tmp c15f840ee5f6a869656b0bbfbc31c42adda6838ad56a7b1561f5def470da47c4.tmp File created C:\Program Files (x86)\WMAFormat\bin\x86\is-0BG9R.tmp c15f840ee5f6a869656b0bbfbc31c42adda6838ad56a7b1561f5def470da47c4.tmp File created C:\Program Files (x86)\WMAFormat\bin\x86\is-ON627.tmp c15f840ee5f6a869656b0bbfbc31c42adda6838ad56a7b1561f5def470da47c4.tmp File created C:\Program Files (x86)\WMAFormat\uninstall\unins000.dat c15f840ee5f6a869656b0bbfbc31c42adda6838ad56a7b1561f5def470da47c4.tmp File created C:\Program Files (x86)\WMAFormat\bin\x86\is-9ON14.tmp c15f840ee5f6a869656b0bbfbc31c42adda6838ad56a7b1561f5def470da47c4.tmp File created C:\Program Files (x86)\WMAFormat\bin\x86\is-NEGEE.tmp c15f840ee5f6a869656b0bbfbc31c42adda6838ad56a7b1561f5def470da47c4.tmp File created C:\Program Files (x86)\WMAFormat\bin\x86\is-690QE.tmp c15f840ee5f6a869656b0bbfbc31c42adda6838ad56a7b1561f5def470da47c4.tmp File created C:\Program Files (x86)\WMAFormat\bin\x86\lessmsi\is-EJHO6.tmp c15f840ee5f6a869656b0bbfbc31c42adda6838ad56a7b1561f5def470da47c4.tmp File created C:\Program Files (x86)\WMAFormat\stuff\is-U4DBH.tmp c15f840ee5f6a869656b0bbfbc31c42adda6838ad56a7b1561f5def470da47c4.tmp File created C:\Program Files (x86)\WMAFormat\bin\x86\is-VJAN5.tmp c15f840ee5f6a869656b0bbfbc31c42adda6838ad56a7b1561f5def470da47c4.tmp File created C:\Program Files (x86)\WMAFormat\bin\x86\is-LEVDN.tmp c15f840ee5f6a869656b0bbfbc31c42adda6838ad56a7b1561f5def470da47c4.tmp File created C:\Program Files (x86)\WMAFormat\bin\x86\is-P3E0E.tmp c15f840ee5f6a869656b0bbfbc31c42adda6838ad56a7b1561f5def470da47c4.tmp File created C:\Program Files (x86)\WMAFormat\bin\x86\is-E386K.tmp c15f840ee5f6a869656b0bbfbc31c42adda6838ad56a7b1561f5def470da47c4.tmp File opened for modification C:\Program Files (x86)\WMAFormat\wmaformat.exe c15f840ee5f6a869656b0bbfbc31c42adda6838ad56a7b1561f5def470da47c4.tmp File created C:\Program Files (x86)\WMAFormat\bin\x86\is-K048G.tmp c15f840ee5f6a869656b0bbfbc31c42adda6838ad56a7b1561f5def470da47c4.tmp File created C:\Program Files (x86)\WMAFormat\bin\x86\is-IOBP0.tmp c15f840ee5f6a869656b0bbfbc31c42adda6838ad56a7b1561f5def470da47c4.tmp File created C:\Program Files (x86)\WMAFormat\bin\x86\is-1E9H1.tmp c15f840ee5f6a869656b0bbfbc31c42adda6838ad56a7b1561f5def470da47c4.tmp File created C:\Program Files (x86)\WMAFormat\stuff\is-5PQP3.tmp c15f840ee5f6a869656b0bbfbc31c42adda6838ad56a7b1561f5def470da47c4.tmp File created C:\Program Files (x86)\WMAFormat\bin\x86\is-82OBQ.tmp c15f840ee5f6a869656b0bbfbc31c42adda6838ad56a7b1561f5def470da47c4.tmp -
Runs net.exe
-
Suspicious use of FindShellTrayWindow 1 IoCs
pid Process 3580 c15f840ee5f6a869656b0bbfbc31c42adda6838ad56a7b1561f5def470da47c4.tmp -
Suspicious use of WriteProcessMemory 18 IoCs
description pid Process procid_target PID 2208 wrote to memory of 3580 2208 c15f840ee5f6a869656b0bbfbc31c42adda6838ad56a7b1561f5def470da47c4.exe 87 PID 2208 wrote to memory of 3580 2208 c15f840ee5f6a869656b0bbfbc31c42adda6838ad56a7b1561f5def470da47c4.exe 87 PID 2208 wrote to memory of 3580 2208 c15f840ee5f6a869656b0bbfbc31c42adda6838ad56a7b1561f5def470da47c4.exe 87 PID 3580 wrote to memory of 1844 3580 c15f840ee5f6a869656b0bbfbc31c42adda6838ad56a7b1561f5def470da47c4.tmp 91 PID 3580 wrote to memory of 1844 3580 c15f840ee5f6a869656b0bbfbc31c42adda6838ad56a7b1561f5def470da47c4.tmp 91 PID 3580 wrote to memory of 1844 3580 c15f840ee5f6a869656b0bbfbc31c42adda6838ad56a7b1561f5def470da47c4.tmp 91 PID 3580 wrote to memory of 428 3580 c15f840ee5f6a869656b0bbfbc31c42adda6838ad56a7b1561f5def470da47c4.tmp 93 PID 3580 wrote to memory of 428 3580 c15f840ee5f6a869656b0bbfbc31c42adda6838ad56a7b1561f5def470da47c4.tmp 93 PID 3580 wrote to memory of 428 3580 c15f840ee5f6a869656b0bbfbc31c42adda6838ad56a7b1561f5def470da47c4.tmp 93 PID 3580 wrote to memory of 692 3580 c15f840ee5f6a869656b0bbfbc31c42adda6838ad56a7b1561f5def470da47c4.tmp 96 PID 3580 wrote to memory of 692 3580 c15f840ee5f6a869656b0bbfbc31c42adda6838ad56a7b1561f5def470da47c4.tmp 96 PID 3580 wrote to memory of 692 3580 c15f840ee5f6a869656b0bbfbc31c42adda6838ad56a7b1561f5def470da47c4.tmp 96 PID 3580 wrote to memory of 4728 3580 c15f840ee5f6a869656b0bbfbc31c42adda6838ad56a7b1561f5def470da47c4.tmp 94 PID 3580 wrote to memory of 4728 3580 c15f840ee5f6a869656b0bbfbc31c42adda6838ad56a7b1561f5def470da47c4.tmp 94 PID 3580 wrote to memory of 4728 3580 c15f840ee5f6a869656b0bbfbc31c42adda6838ad56a7b1561f5def470da47c4.tmp 94 PID 692 wrote to memory of 2076 692 net.exe 97 PID 692 wrote to memory of 2076 692 net.exe 97 PID 692 wrote to memory of 2076 692 net.exe 97
Processes
-
C:\Users\Admin\AppData\Local\Temp\c15f840ee5f6a869656b0bbfbc31c42adda6838ad56a7b1561f5def470da47c4.exe"C:\Users\Admin\AppData\Local\Temp\c15f840ee5f6a869656b0bbfbc31c42adda6838ad56a7b1561f5def470da47c4.exe"1⤵
- Suspicious use of WriteProcessMemory
PID:2208 -
C:\Users\Admin\AppData\Local\Temp\is-S03BK.tmp\c15f840ee5f6a869656b0bbfbc31c42adda6838ad56a7b1561f5def470da47c4.tmp"C:\Users\Admin\AppData\Local\Temp\is-S03BK.tmp\c15f840ee5f6a869656b0bbfbc31c42adda6838ad56a7b1561f5def470da47c4.tmp" /SL5="$9006A,6982471,68096,C:\Users\Admin\AppData\Local\Temp\c15f840ee5f6a869656b0bbfbc31c42adda6838ad56a7b1561f5def470da47c4.exe"2⤵
- Executes dropped EXE
- Loads dropped DLL
- Drops file in Program Files directory
- Suspicious use of FindShellTrayWindow
- Suspicious use of WriteProcessMemory
PID:3580 -
C:\Windows\SysWOW64\schtasks.exe"C:\Windows\system32\schtasks.exe" /Query3⤵PID:1844
-
-
C:\Program Files (x86)\WMAFormat\wmaformat.exe"C:\Program Files (x86)\WMAFormat\wmaformat.exe" -i3⤵
- Executes dropped EXE
PID:428
-
-
C:\Program Files (x86)\WMAFormat\wmaformat.exe"C:\Program Files (x86)\WMAFormat\wmaformat.exe" -s3⤵
- Executes dropped EXE
PID:4728
-
-
C:\Windows\SysWOW64\net.exe"C:\Windows\system32\net.exe" helpmsg 113⤵
- Suspicious use of WriteProcessMemory
PID:692 -
C:\Windows\SysWOW64\net1.exeC:\Windows\system32\net1 helpmsg 114⤵PID:2076
-
-
-
Network
MITRE ATT&CK Enterprise v15
Replay Monitor
Loading Replay Monitor...
Downloads
-
Filesize
1.2MB
MD50c9089ffb04995ff67394aa67b595bb4
SHA124b54f23ccfa53547cf2a0535cbc783a2d03fda5
SHA25647380c6e86842537b558f97574016dcf6383da10a6c3581ca5a2575336835c81
SHA512c8243906fa0c3eb64275a1b64fa9c74a118abd6dc3bf238552137fdbaa1f790ce9298c7a456d85350f5aa38f4e7d0d1aa3b54ec4ee3f76d12534276397782888
-
Filesize
1003KB
MD5ac7b25c9a00d69185e6097d039442bfc
SHA1a414efdf08b22eb79959492bb359b22a6638e654
SHA256fe5bc6e6f2716359f661b81140ada73dcd6c1d9acc2096d9f1332da6c0bce5fb
SHA512e7fda891636cb929e02a0b96b1fedf81405980d4ff543a14684036d2394ea17a1669bd8dd38eb6ed18fed5a3e0bdf69223002e97bf6dfa26f2f813b362ad121d
-
Filesize
113KB
MD5d0bc00e11bc9a4b853d4b810ee854ed3
SHA1ed6cee1748eb105b4b9b70f150f0a480f3e631d0
SHA25671937ee0cef8b85256b416cc31d5d1e6dc8ab9552165f10791177143b744bf15
SHA5121242d8c238a9b4f8bcd1823802555793fc3609c580e7f005968bb61aa7b66b63eec7b153f56f7e92747264218f508b92d7770b6de20cd24125a02a50c8cdc3b1
-
Filesize
2KB
MD5a69559718ab506675e907fe49deb71e9
SHA1bc8f404ffdb1960b50c12ff9413c893b56f2e36f
SHA2562f6294f9aa09f59a574b5dcd33be54e16b39377984f3d5658cda44950fa0f8fc
SHA512e52e0aa7fe3f79e36330c455d944653d449ba05b2f9abee0914a0910c3452cfa679a40441f9ac696b3ccf9445cbb85095747e86153402fc362bb30ac08249a63
-
Filesize
19KB
MD53adaa386b671c2df3bae5b39dc093008
SHA1067cf95fbdb922d81db58432c46930f86d23dded
SHA25671cd2f5bc6e13b8349a7c98697c6d2e3fcdeea92699cedd591875bea869fae38
SHA512bbe4187758d1a69f75a8cca6b3184e0c20cf8701b16531b55ed4987497934b3c9ef66ecd5e6b83c7357f69734f1c8301b9f82f0a024bb693b732a2d5760fd303
-
C:\Users\Admin\AppData\Local\Temp\is-S03BK.tmp\c15f840ee5f6a869656b0bbfbc31c42adda6838ad56a7b1561f5def470da47c4.tmp
Filesize687KB
MD5f448d7f4b76e5c9c3a4eaff16a8b9b73
SHA131808f1ffa84c954376975b7cdb0007e6b762488
SHA2567233b85eb0f8b3aa5cae3811d727aa8742fec4d1091c120a0fe15006f424cc49
SHA512f8197458cd2764c0b852dac34f9bf361110a7dc86903024a97c7bcd3f77b148342bf45e3c2b60f6af8198ae3b83938dbaad5e007d71a0f88006f3a0618cf36f4