Analysis
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max time kernel
151s -
max time network
154s -
platform
windows7_x64 -
resource
win7-20221111-en -
resource tags
arch:x64arch:x86image:win7-20221111-enlocale:en-usos:windows7-x64system -
submitted
23-11-2022 09:50
Static task
static1
Behavioral task
behavioral1
Sample
ec4f6cd877dc06ceb6f51d95a9a90ef9ae50636d76ee6a655f58ad9e633ebe08.exe
Resource
win7-20221111-en
Behavioral task
behavioral2
Sample
ec4f6cd877dc06ceb6f51d95a9a90ef9ae50636d76ee6a655f58ad9e633ebe08.exe
Resource
win10v2004-20221111-en
General
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Target
ec4f6cd877dc06ceb6f51d95a9a90ef9ae50636d76ee6a655f58ad9e633ebe08.exe
-
Size
20KB
-
MD5
fbb4afddbd6dcdcd5e3bb622ff8922d7
-
SHA1
56a15933006719219f8bdc7f8c65fcfb5305b482
-
SHA256
ec4f6cd877dc06ceb6f51d95a9a90ef9ae50636d76ee6a655f58ad9e633ebe08
-
SHA512
5dae535edf4e6c58cfcf9b0a79cb7b1374056bdd8601d7559bc77c82ba067eb33519fa58d50e9a38851545b9b835c4778272483da6732127eebd0167ba074964
-
SSDEEP
192:TVTtwNpAGWTawIcJkjBRP1oyn7MU859xdto9KZjzy:4PWxIcyL1hd8TPto9KJzy
Malware Config
Signatures
-
Executes dropped EXE 1 IoCs
Processes:
uegjy.exepid process 1432 uegjy.exe -
Deletes itself 1 IoCs
Processes:
uegjy.exepid process 1432 uegjy.exe -
Loads dropped DLL 2 IoCs
Processes:
ec4f6cd877dc06ceb6f51d95a9a90ef9ae50636d76ee6a655f58ad9e633ebe08.exepid process 1632 ec4f6cd877dc06ceb6f51d95a9a90ef9ae50636d76ee6a655f58ad9e633ebe08.exe 1632 ec4f6cd877dc06ceb6f51d95a9a90ef9ae50636d76ee6a655f58ad9e633ebe08.exe -
Enumerates physical storage devices 1 TTPs
Attempts to interact with connected storage/optical drive(s). Likely ransomware behaviour.
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Suspicious use of WriteProcessMemory 4 IoCs
Processes:
ec4f6cd877dc06ceb6f51d95a9a90ef9ae50636d76ee6a655f58ad9e633ebe08.exedescription pid process target process PID 1632 wrote to memory of 1432 1632 ec4f6cd877dc06ceb6f51d95a9a90ef9ae50636d76ee6a655f58ad9e633ebe08.exe uegjy.exe PID 1632 wrote to memory of 1432 1632 ec4f6cd877dc06ceb6f51d95a9a90ef9ae50636d76ee6a655f58ad9e633ebe08.exe uegjy.exe PID 1632 wrote to memory of 1432 1632 ec4f6cd877dc06ceb6f51d95a9a90ef9ae50636d76ee6a655f58ad9e633ebe08.exe uegjy.exe PID 1632 wrote to memory of 1432 1632 ec4f6cd877dc06ceb6f51d95a9a90ef9ae50636d76ee6a655f58ad9e633ebe08.exe uegjy.exe
Processes
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C:\Users\Admin\AppData\Local\Temp\ec4f6cd877dc06ceb6f51d95a9a90ef9ae50636d76ee6a655f58ad9e633ebe08.exe"C:\Users\Admin\AppData\Local\Temp\ec4f6cd877dc06ceb6f51d95a9a90ef9ae50636d76ee6a655f58ad9e633ebe08.exe"1⤵
- Loads dropped DLL
- Suspicious use of WriteProcessMemory
PID:1632 -
C:\Users\Admin\AppData\Local\Temp\uegjy.exe"C:\Users\Admin\AppData\Local\Temp\uegjy.exe"2⤵
- Executes dropped EXE
- Deletes itself
PID:1432
Network
MITRE ATT&CK Enterprise v6
Replay Monitor
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Downloads
-
Filesize
20KB
MD5d74a276525cc6218ac3473bf76c8f1e3
SHA1a4c6033e65820472f7204974286e2d9e14a03ded
SHA256832e4fc9a1fc70e9652a25cf6a3a025443c02efbd8c05e904e1b14244258676d
SHA5129745f12967ceda2fb6557281050ce0aaec36b776bc41c974a0bac6a15e75a0c85908349f46522550c2610124115f4507ed8b811850e926293e2ddcfa13543a4b
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Filesize
20KB
MD5d74a276525cc6218ac3473bf76c8f1e3
SHA1a4c6033e65820472f7204974286e2d9e14a03ded
SHA256832e4fc9a1fc70e9652a25cf6a3a025443c02efbd8c05e904e1b14244258676d
SHA5129745f12967ceda2fb6557281050ce0aaec36b776bc41c974a0bac6a15e75a0c85908349f46522550c2610124115f4507ed8b811850e926293e2ddcfa13543a4b
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Filesize
20KB
MD5d74a276525cc6218ac3473bf76c8f1e3
SHA1a4c6033e65820472f7204974286e2d9e14a03ded
SHA256832e4fc9a1fc70e9652a25cf6a3a025443c02efbd8c05e904e1b14244258676d
SHA5129745f12967ceda2fb6557281050ce0aaec36b776bc41c974a0bac6a15e75a0c85908349f46522550c2610124115f4507ed8b811850e926293e2ddcfa13543a4b
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Filesize
20KB
MD5d74a276525cc6218ac3473bf76c8f1e3
SHA1a4c6033e65820472f7204974286e2d9e14a03ded
SHA256832e4fc9a1fc70e9652a25cf6a3a025443c02efbd8c05e904e1b14244258676d
SHA5129745f12967ceda2fb6557281050ce0aaec36b776bc41c974a0bac6a15e75a0c85908349f46522550c2610124115f4507ed8b811850e926293e2ddcfa13543a4b