Analysis
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max time kernel
52s -
max time network
60s -
platform
windows7_x64 -
resource
win7-20220812-en -
resource tags
arch:x64arch:x86image:win7-20220812-enlocale:en-usos:windows7-x64system -
submitted
07-11-2022 04:13
Static task
static1
Behavioral task
behavioral1
Sample
7af416d0c0ab3f70c6eaa5e8005f35baca14f78676b14bd99eb36083f3c26926.exe
Resource
win7-20220812-en
Behavioral task
behavioral2
Sample
7af416d0c0ab3f70c6eaa5e8005f35baca14f78676b14bd99eb36083f3c26926.exe
Resource
win10v2004-20220901-en
General
-
Target
7af416d0c0ab3f70c6eaa5e8005f35baca14f78676b14bd99eb36083f3c26926.exe
-
Size
562KB
-
MD5
07231c13bfbb4c4030252972dbb64190
-
SHA1
0130f441b0ec30f03e870b2cfb562838fc0fd607
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SHA256
7af416d0c0ab3f70c6eaa5e8005f35baca14f78676b14bd99eb36083f3c26926
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SHA512
d8de69089f44c3c0b605ec1c9c4a51cb6d1c60edbc06e7bc5b9841286534f72e5b5c240cff9b52823ff53bdeec4bdd8cde47dd90f8e009d9d35f2d49c042bf14
-
SSDEEP
12288:oPwMDD1dxDx5SCbpK2h6Ieu96aUT7dxIfLbdi8R+3z2f:kt9jF5JU2h6IlLUTUvdRRaz2f
Malware Config
Signatures
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Executes dropped EXE 1 IoCs
pid Process 896 DownloadManager.exe -
Loads dropped DLL 8 IoCs
pid Process 1976 7af416d0c0ab3f70c6eaa5e8005f35baca14f78676b14bd99eb36083f3c26926.exe 1976 7af416d0c0ab3f70c6eaa5e8005f35baca14f78676b14bd99eb36083f3c26926.exe 1976 7af416d0c0ab3f70c6eaa5e8005f35baca14f78676b14bd99eb36083f3c26926.exe 1976 7af416d0c0ab3f70c6eaa5e8005f35baca14f78676b14bd99eb36083f3c26926.exe 1976 7af416d0c0ab3f70c6eaa5e8005f35baca14f78676b14bd99eb36083f3c26926.exe 1976 7af416d0c0ab3f70c6eaa5e8005f35baca14f78676b14bd99eb36083f3c26926.exe 1976 7af416d0c0ab3f70c6eaa5e8005f35baca14f78676b14bd99eb36083f3c26926.exe 1976 7af416d0c0ab3f70c6eaa5e8005f35baca14f78676b14bd99eb36083f3c26926.exe -
Enumerates physical storage devices 1 TTPs
Attempts to interact with connected storage/optical drive(s). Likely ransomware behaviour.
-
description ioc Process Key created \REGISTRY\USER\S-1-5-21-999675638-2867687379-27515722-1000\Software\Microsoft\Internet Explorer\Main DownloadManager.exe -
Suspicious use of FindShellTrayWindow 1 IoCs
pid Process 896 DownloadManager.exe -
Suspicious use of SendNotifyMessage 1 IoCs
pid Process 896 DownloadManager.exe -
Suspicious use of SetWindowsHookEx 2 IoCs
pid Process 896 DownloadManager.exe 896 DownloadManager.exe -
Suspicious use of WriteProcessMemory 4 IoCs
description pid Process procid_target PID 1976 wrote to memory of 896 1976 7af416d0c0ab3f70c6eaa5e8005f35baca14f78676b14bd99eb36083f3c26926.exe 28 PID 1976 wrote to memory of 896 1976 7af416d0c0ab3f70c6eaa5e8005f35baca14f78676b14bd99eb36083f3c26926.exe 28 PID 1976 wrote to memory of 896 1976 7af416d0c0ab3f70c6eaa5e8005f35baca14f78676b14bd99eb36083f3c26926.exe 28 PID 1976 wrote to memory of 896 1976 7af416d0c0ab3f70c6eaa5e8005f35baca14f78676b14bd99eb36083f3c26926.exe 28
Processes
-
C:\Users\Admin\AppData\Local\Temp\7af416d0c0ab3f70c6eaa5e8005f35baca14f78676b14bd99eb36083f3c26926.exe"C:\Users\Admin\AppData\Local\Temp\7af416d0c0ab3f70c6eaa5e8005f35baca14f78676b14bd99eb36083f3c26926.exe"1⤵
- Loads dropped DLL
- Suspicious use of WriteProcessMemory
PID:1976 -
C:\Users\Admin\AppData\Local\Temp\DM_A9CwkKpwTb\DownloadManager.exeDownloadManager.exe "C:\Users\Admin\AppData\Local\Temp\7af416d0c0ab3f70c6eaa5e8005f35baca14f78676b14bd99eb36083f3c26926.exe"2⤵
- Executes dropped EXE
- Modifies Internet Explorer settings
- Suspicious use of FindShellTrayWindow
- Suspicious use of SendNotifyMessage
- Suspicious use of SetWindowsHookEx
PID:896
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Network
MITRE ATT&CK Enterprise v6
Replay Monitor
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Downloads
-
Filesize
228B
MD59e3cfcdd4fd754e893f2d79629cc8377
SHA13a93fc958d20ed83c80e6f0801627958f3aac746
SHA25670a4351b30f7c4dbfe017dded1645fc22d3d030713f0edc9401a8d1dd8a0c788
SHA512355428b837405350009c2292067e5246d8c07bd19312284db27ed13b8ee23af8d386389d778680b40f875350825d16e5add49dd157ec196aad40591b1d486965
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Filesize
864KB
MD554fff123842d60d5e57d04c4cf7fbf93
SHA18b7c9ee4dfb31d76d6cdf0a4c1c9b1d974e1ddcb
SHA256e5f6ecac207287ea1c955497315de6c7622a06d4f8c63f44a838615f62acbb44
SHA512b415d13a53d9cbae34d6e1badec0db06be522a3233440947b2351027d671e02c99b64a8f121bf14a0d9539ef988d07d03dae6c4d90644333c54ad5574518f2d1
-
Filesize
864KB
MD554fff123842d60d5e57d04c4cf7fbf93
SHA18b7c9ee4dfb31d76d6cdf0a4c1c9b1d974e1ddcb
SHA256e5f6ecac207287ea1c955497315de6c7622a06d4f8c63f44a838615f62acbb44
SHA512b415d13a53d9cbae34d6e1badec0db06be522a3233440947b2351027d671e02c99b64a8f121bf14a0d9539ef988d07d03dae6c4d90644333c54ad5574518f2d1
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Filesize
864KB
MD554fff123842d60d5e57d04c4cf7fbf93
SHA18b7c9ee4dfb31d76d6cdf0a4c1c9b1d974e1ddcb
SHA256e5f6ecac207287ea1c955497315de6c7622a06d4f8c63f44a838615f62acbb44
SHA512b415d13a53d9cbae34d6e1badec0db06be522a3233440947b2351027d671e02c99b64a8f121bf14a0d9539ef988d07d03dae6c4d90644333c54ad5574518f2d1
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Filesize
864KB
MD554fff123842d60d5e57d04c4cf7fbf93
SHA18b7c9ee4dfb31d76d6cdf0a4c1c9b1d974e1ddcb
SHA256e5f6ecac207287ea1c955497315de6c7622a06d4f8c63f44a838615f62acbb44
SHA512b415d13a53d9cbae34d6e1badec0db06be522a3233440947b2351027d671e02c99b64a8f121bf14a0d9539ef988d07d03dae6c4d90644333c54ad5574518f2d1
-
Filesize
11KB
MD5a436db0c473a087eb61ff5c53c34ba27
SHA165ea67e424e75f5065132b539c8b2eda88aa0506
SHA25675ed40311875312617d6711baed0be29fcaee71031ca27a8d308a72b15a51e49
SHA512908f46a855480af6eacb2fb64de0e60b1e04bbb10b23992e2cf38a4cbebdcd7d3928c4c022d7ad9f7479265a8f426b93eef580afec95570e654c360d62f5e08d
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Filesize
11KB
MD5a436db0c473a087eb61ff5c53c34ba27
SHA165ea67e424e75f5065132b539c8b2eda88aa0506
SHA25675ed40311875312617d6711baed0be29fcaee71031ca27a8d308a72b15a51e49
SHA512908f46a855480af6eacb2fb64de0e60b1e04bbb10b23992e2cf38a4cbebdcd7d3928c4c022d7ad9f7479265a8f426b93eef580afec95570e654c360d62f5e08d
-
Filesize
11KB
MD5a436db0c473a087eb61ff5c53c34ba27
SHA165ea67e424e75f5065132b539c8b2eda88aa0506
SHA25675ed40311875312617d6711baed0be29fcaee71031ca27a8d308a72b15a51e49
SHA512908f46a855480af6eacb2fb64de0e60b1e04bbb10b23992e2cf38a4cbebdcd7d3928c4c022d7ad9f7479265a8f426b93eef580afec95570e654c360d62f5e08d
-
Filesize
4KB
MD5031ec9b12afb1fafc9fc397f3b90f29c
SHA1de26ddfe3ef452f8205bfbd5520a8eff6328619f
SHA2562dc320488b636b9dce9581a95e5a833a07500622c1a64fc05023ba6482d2a6e1
SHA512cbebded4e3a87234899e2b67121f898c9060671d25088b7de29bbcbda90a5410dd3afd110417caa6c46ba656e1a863da39127e15c2122fedaa5054f4d43b90a6
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Filesize
21KB
MD5d7a3fa6a6c738b4a3c40d5602af20b08
SHA134fc75d97f640609cb6cadb001da2cb2c0b3538a
SHA25667eff17c53a78c8ec9a28f392b9bb93df3e74f96f6ecd87a333a482c36546b3e
SHA51275cf123448567806be5f852ebf70f398da881e89994b82442a1f4bc6799894e799f979f5ab1cc9ba12617e48620e6c34f71e23259da498da37354e5fd3c0f934
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Filesize
16KB
MD5a555472395178ac8c733d90928e05017
SHA1f44b192d66473f01a6540aaec4b6c9ac4c611d35
SHA25682ae08fced4a1f9a7df123634da5f4cb12af4593a006bef421a54739a2cbd44e
SHA512e6d87b030c45c655d93b2e76d7437ad900df5da2475dd2e6e28b6c872040491e80f540b00b6091d16bc8410bd58a1e82c62ee1b17193ef8500a153d4474bb80a