Analysis
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max time kernel
40s -
max time network
122s -
platform
windows10-2004_x64 -
resource
win10v2004-20220812-en -
resource tags
arch:x64arch:x86image:win10v2004-20220812-enlocale:en-usos:windows10-2004-x64system -
submitted
28-10-2022 22:09
Static task
static1
Behavioral task
behavioral1
Sample
67e437c2072cfbf80db9a1b760bc14c84954111c16f87d6a3ac00e5f2c6f7161.exe
Resource
win7-20220812-en
Behavioral task
behavioral2
Sample
67e437c2072cfbf80db9a1b760bc14c84954111c16f87d6a3ac00e5f2c6f7161.exe
Resource
win10v2004-20220812-en
General
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Target
67e437c2072cfbf80db9a1b760bc14c84954111c16f87d6a3ac00e5f2c6f7161.exe
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Size
34KB
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MD5
0cc3c3b7da5e9c3aff29c73a91c57521
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SHA1
a76b4ab3566036d33f847c2129113c3cdede47b2
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SHA256
67e437c2072cfbf80db9a1b760bc14c84954111c16f87d6a3ac00e5f2c6f7161
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SHA512
6872a763b79883e53be5a70f4d2914d84c998f64456dcf6568faf5ad2ce1385d3e5fc1688c6d716e540d474b396fbb0953f7caff7f24105d4e635caf0c252b20
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SSDEEP
768:w7dxDakM/ZRSuMIj9g22EdaJrT5NfYthCyFkUE45RgbpnxOTTZu:KG9RSuMIpgEdaJR56MyM45Sph
Malware Config
Signatures
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Unexpected DNS network traffic destination 24 IoCs
Network traffic to other servers than the configured DNS servers was detected on the DNS port.
description ioc Destination IP 85.255.113.197 Destination IP 85.255.112.128 Destination IP 85.255.112.128 Destination IP 85.255.113.197 Destination IP 85.255.112.128 Destination IP 85.255.113.197 Destination IP 85.255.113.197 Destination IP 85.255.112.128 Destination IP 85.255.113.197 Destination IP 85.255.113.197 Destination IP 85.255.113.197 Destination IP 85.255.112.128 Destination IP 85.255.112.128 Destination IP 85.255.112.128 Destination IP 85.255.113.197 Destination IP 85.255.113.197 Destination IP 85.255.112.128 Destination IP 85.255.113.197 Destination IP 85.255.112.128 Destination IP 85.255.112.128 Destination IP 85.255.112.128 Destination IP 85.255.113.197 Destination IP 85.255.113.197 Destination IP 85.255.112.128 -
Drops file in System32 directory 4 IoCs
description ioc Process File opened for modification C:\Windows\SysWOW64\kernel32.exe 67e437c2072cfbf80db9a1b760bc14c84954111c16f87d6a3ac00e5f2c6f7161.exe File created C:\Windows\SysWOW64\rremo.exe 67e437c2072cfbf80db9a1b760bc14c84954111c16f87d6a3ac00e5f2c6f7161.exe File opened for modification C:\Windows\SysWOW64\rremo.exe 67e437c2072cfbf80db9a1b760bc14c84954111c16f87d6a3ac00e5f2c6f7161.exe File opened for modification C:\Windows\SysWOW64\kernel32.exe iexplore.exe -
Suspicious use of SetThreadContext 2 IoCs
description pid Process procid_target PID 3324 set thread context of 4892 3324 67e437c2072cfbf80db9a1b760bc14c84954111c16f87d6a3ac00e5f2c6f7161.exe 82 PID 3324 set thread context of 4208 3324 67e437c2072cfbf80db9a1b760bc14c84954111c16f87d6a3ac00e5f2c6f7161.exe 83 -
Suspicious use of WriteProcessMemory 8 IoCs
description pid Process procid_target PID 3324 wrote to memory of 4892 3324 67e437c2072cfbf80db9a1b760bc14c84954111c16f87d6a3ac00e5f2c6f7161.exe 82 PID 3324 wrote to memory of 4892 3324 67e437c2072cfbf80db9a1b760bc14c84954111c16f87d6a3ac00e5f2c6f7161.exe 82 PID 3324 wrote to memory of 4892 3324 67e437c2072cfbf80db9a1b760bc14c84954111c16f87d6a3ac00e5f2c6f7161.exe 82 PID 3324 wrote to memory of 4892 3324 67e437c2072cfbf80db9a1b760bc14c84954111c16f87d6a3ac00e5f2c6f7161.exe 82 PID 3324 wrote to memory of 4208 3324 67e437c2072cfbf80db9a1b760bc14c84954111c16f87d6a3ac00e5f2c6f7161.exe 83 PID 3324 wrote to memory of 4208 3324 67e437c2072cfbf80db9a1b760bc14c84954111c16f87d6a3ac00e5f2c6f7161.exe 83 PID 3324 wrote to memory of 4208 3324 67e437c2072cfbf80db9a1b760bc14c84954111c16f87d6a3ac00e5f2c6f7161.exe 83 PID 3324 wrote to memory of 4208 3324 67e437c2072cfbf80db9a1b760bc14c84954111c16f87d6a3ac00e5f2c6f7161.exe 83
Processes
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C:\Users\Admin\AppData\Local\Temp\67e437c2072cfbf80db9a1b760bc14c84954111c16f87d6a3ac00e5f2c6f7161.exe"C:\Users\Admin\AppData\Local\Temp\67e437c2072cfbf80db9a1b760bc14c84954111c16f87d6a3ac00e5f2c6f7161.exe"1⤵
- Drops file in System32 directory
- Suspicious use of SetThreadContext
- Suspicious use of WriteProcessMemory
PID:3324 -
C:\Program Files (x86)\Internet Explorer\iexplore.exe"C:\Program Files (x86)\Internet Explorer\iexplore.exe"2⤵
- Drops file in System32 directory
PID:4892
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C:\Windows\SysWOW64\explorer.exeexplorer.exe2⤵PID:4208
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