Analysis
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max time kernel
42s -
max time network
45s -
platform
windows7_x64 -
resource
win7-20220812-en -
resource tags
arch:x64arch:x86image:win7-20220812-enlocale:en-usos:windows7-x64system -
submitted
29-01-2023 21:30
Static task
static1
Behavioral task
behavioral1
Sample
cad4b9b3faba5b2f535fc4e873e37b81ba38cd5a02e5d8eb2e344e34c1bd1f7a.exe
Resource
win7-20220812-en
General
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Target
cad4b9b3faba5b2f535fc4e873e37b81ba38cd5a02e5d8eb2e344e34c1bd1f7a.exe
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Size
147KB
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MD5
cff2d790319ab17e0a5c50cd472ff240
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SHA1
e58cf042b5ad0f69adfbe75c9fb9964c74642cf4
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SHA256
cad4b9b3faba5b2f535fc4e873e37b81ba38cd5a02e5d8eb2e344e34c1bd1f7a
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SHA512
4d8023912869d6ac7ac3b88c452a79104bb0ce39c2284df0ba02439d3d7dba6b776a86354b0eeb44d721a8007d0fe2eb2bb4a8ee66b24b5b2d0110f4440f343c
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SSDEEP
3072:73QT8B4Sv0tElYY28Ts2gawnHv28ifsPUAbGdZq:8Tsx08PFYvS
Malware Config
Extracted
limerat
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aes_key
IRj3SceatjDfweW/qMMw7g==
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antivm
false
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c2_url
https://pastebin.com/raw/Pzx225ZB
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delay
3
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download_payload
false
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install
true
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install_name
Audio Realtek Driver.exe
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main_folder
AppData
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pin_spread
true
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sub_folder
\Audio Realtek Driver\
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usb_spread
false
Signatures
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Suspicious use of SetThreadContext 1 IoCs
Processes:
cad4b9b3faba5b2f535fc4e873e37b81ba38cd5a02e5d8eb2e344e34c1bd1f7a.exedescription pid Process procid_target PID 1472 set thread context of 856 1472 cad4b9b3faba5b2f535fc4e873e37b81ba38cd5a02e5d8eb2e344e34c1bd1f7a.exe 28 -
Suspicious use of WriteProcessMemory 12 IoCs
Processes:
cad4b9b3faba5b2f535fc4e873e37b81ba38cd5a02e5d8eb2e344e34c1bd1f7a.execad4b9b3faba5b2f535fc4e873e37b81ba38cd5a02e5d8eb2e344e34c1bd1f7a.exedescription pid Process procid_target PID 1472 wrote to memory of 856 1472 cad4b9b3faba5b2f535fc4e873e37b81ba38cd5a02e5d8eb2e344e34c1bd1f7a.exe 28 PID 1472 wrote to memory of 856 1472 cad4b9b3faba5b2f535fc4e873e37b81ba38cd5a02e5d8eb2e344e34c1bd1f7a.exe 28 PID 1472 wrote to memory of 856 1472 cad4b9b3faba5b2f535fc4e873e37b81ba38cd5a02e5d8eb2e344e34c1bd1f7a.exe 28 PID 1472 wrote to memory of 856 1472 cad4b9b3faba5b2f535fc4e873e37b81ba38cd5a02e5d8eb2e344e34c1bd1f7a.exe 28 PID 1472 wrote to memory of 856 1472 cad4b9b3faba5b2f535fc4e873e37b81ba38cd5a02e5d8eb2e344e34c1bd1f7a.exe 28 PID 1472 wrote to memory of 856 1472 cad4b9b3faba5b2f535fc4e873e37b81ba38cd5a02e5d8eb2e344e34c1bd1f7a.exe 28 PID 1472 wrote to memory of 856 1472 cad4b9b3faba5b2f535fc4e873e37b81ba38cd5a02e5d8eb2e344e34c1bd1f7a.exe 28 PID 1472 wrote to memory of 856 1472 cad4b9b3faba5b2f535fc4e873e37b81ba38cd5a02e5d8eb2e344e34c1bd1f7a.exe 28 PID 856 wrote to memory of 1140 856 cad4b9b3faba5b2f535fc4e873e37b81ba38cd5a02e5d8eb2e344e34c1bd1f7a.exe 29 PID 856 wrote to memory of 1140 856 cad4b9b3faba5b2f535fc4e873e37b81ba38cd5a02e5d8eb2e344e34c1bd1f7a.exe 29 PID 856 wrote to memory of 1140 856 cad4b9b3faba5b2f535fc4e873e37b81ba38cd5a02e5d8eb2e344e34c1bd1f7a.exe 29 PID 856 wrote to memory of 1140 856 cad4b9b3faba5b2f535fc4e873e37b81ba38cd5a02e5d8eb2e344e34c1bd1f7a.exe 29
Processes
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C:\Users\Admin\AppData\Local\Temp\cad4b9b3faba5b2f535fc4e873e37b81ba38cd5a02e5d8eb2e344e34c1bd1f7a.exe"C:\Users\Admin\AppData\Local\Temp\cad4b9b3faba5b2f535fc4e873e37b81ba38cd5a02e5d8eb2e344e34c1bd1f7a.exe"1⤵
- Suspicious use of SetThreadContext
- Suspicious use of WriteProcessMemory
PID:1472 -
C:\Users\Admin\AppData\Local\Temp\cad4b9b3faba5b2f535fc4e873e37b81ba38cd5a02e5d8eb2e344e34c1bd1f7a.exe"C:\Users\Admin\AppData\Local\Temp\cad4b9b3faba5b2f535fc4e873e37b81ba38cd5a02e5d8eb2e344e34c1bd1f7a.exe"2⤵
- Suspicious use of WriteProcessMemory
PID:856 -
C:\Windows\Microsoft.NET\Framework\v2.0.50727\dw20.exedw20.exe -x -s 3883⤵PID:1140
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