Analysis
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max time kernel
31s -
max time network
34s -
platform
windows7_x64 -
resource
win7-20230220-en -
resource tags
arch:x64arch:x86image:win7-20230220-enlocale:en-usos:windows7-x64system -
submitted
08-05-2023 14:59
Behavioral task
behavioral1
Sample
520-62-0x0000000000400000-0x0000000000654000-memory.exe
Resource
win7-20230220-en
Behavioral task
behavioral2
Sample
520-62-0x0000000000400000-0x0000000000654000-memory.exe
Resource
win10v2004-20230220-en
General
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Target
520-62-0x0000000000400000-0x0000000000654000-memory.exe
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Size
2.3MB
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MD5
66e48c2e6b5977eacee48e7dc0e86a02
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SHA1
d0f8e3a846a4d6615aef1eeb2fa66d69212c8dc1
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SHA256
63e6ce42b31c1f038569d0fe48abc3b315072b99391d5df382ce4f8977174cb2
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SHA512
6288eab124b3a9b622db9b28cae4822d7dac4d1a2783385a375afa4860564f8ca55cbf459447d8f58f89d25c6bffc0234609bb73c3169147d07a9b9162af8901
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SSDEEP
12288:CWnxfgsRL4u/1AlLK6FRY2n8OPKxGvYmB:pxgsRftD0C2nKG
Malware Config
Extracted
blustealer
https://api.telegram.org/bot5797428905:AAGaRRXGZN1d9GGFd3sE5x4uSpCGF0PU4m4/sendMessage?chat_id=1251788325
Signatures
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BluStealer
A Modular information stealer written in Visual Basic.
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Program crash 1 IoCs
pid pid_target Process procid_target 1972 1948 WerFault.exe 27 -
Suspicious use of WriteProcessMemory 4 IoCs
description pid Process procid_target PID 1948 wrote to memory of 1972 1948 520-62-0x0000000000400000-0x0000000000654000-memory.exe 28 PID 1948 wrote to memory of 1972 1948 520-62-0x0000000000400000-0x0000000000654000-memory.exe 28 PID 1948 wrote to memory of 1972 1948 520-62-0x0000000000400000-0x0000000000654000-memory.exe 28 PID 1948 wrote to memory of 1972 1948 520-62-0x0000000000400000-0x0000000000654000-memory.exe 28
Processes
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C:\Users\Admin\AppData\Local\Temp\520-62-0x0000000000400000-0x0000000000654000-memory.exe"C:\Users\Admin\AppData\Local\Temp\520-62-0x0000000000400000-0x0000000000654000-memory.exe"1⤵
- Suspicious use of WriteProcessMemory
PID:1948 -
C:\Windows\SysWOW64\WerFault.exeC:\Windows\SysWOW64\WerFault.exe -u -p 1948 -s 1442⤵
- Program crash
PID:1972
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