Analysis
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max time kernel
121s -
max time network
132s -
platform
windows10-2004_x64 -
resource
win10v2004-20231127-en -
resource tags
arch:x64arch:x86image:win10v2004-20231127-enlocale:en-usos:windows10-2004-x64system -
submitted
07-12-2023 15:18
Static task
static1
Behavioral task
behavioral1
Sample
SecuriteInfo.com.Win32.CrypterX-gen.17385.20144.exe
Resource
win7-20231023-en
Behavioral task
behavioral2
Sample
SecuriteInfo.com.Win32.CrypterX-gen.17385.20144.exe
Resource
win10v2004-20231127-en
General
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Target
SecuriteInfo.com.Win32.CrypterX-gen.17385.20144.exe
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Size
776KB
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MD5
a764e65cdd09df4df3168ebbe6a5bcd7
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SHA1
47cb387c38f5c3bf3ea6eccf0afffaa02aa2788c
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SHA256
de1f13055e11a5175a5401b2f765228a9e61e196cbc60c1417906bfe9f4ce688
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SHA512
4aaa8ea703e70729944a4831d7b3278284e04d4558b7c2015beb44f97a46508a6fb6ea07e01396e6ab1604ef57d603aae3ac351e851df0e7e7998cf593c25d33
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SSDEEP
12288:MG1XhkZ5EG92iQsbb0nkuwuSctiIf2Fi8Rp3yLMkM7ojSDWPz/8CS/ETuGq:MgK/JjQs30nVwjAiIf+3yLNM75gIFy
Malware Config
Extracted
agenttesla
Protocol: smtp- Host:
mail.amtechcards.com - Port:
587 - Username:
[email protected] - Password:
puuAt8;(Y$NU - Email To:
[email protected]
Signatures
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AgentTesla
Agent Tesla is a remote access tool (RAT) written in visual basic.
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Looks up external IP address via web service 2 IoCs
Uses a legitimate IP lookup service to find the infected system's external IP.
Processes:
flow ioc 48 api.ipify.org 47 api.ipify.org -
Suspicious use of SetThreadContext 1 IoCs
Processes:
SecuriteInfo.com.Win32.CrypterX-gen.17385.20144.exedescription pid process target process PID 2852 set thread context of 4612 2852 SecuriteInfo.com.Win32.CrypterX-gen.17385.20144.exe RegSvcs.exe -
Program crash 1 IoCs
Processes:
WerFault.exepid pid_target process target process 4828 4612 WerFault.exe RegSvcs.exe -
Suspicious behavior: EnumeratesProcesses 6 IoCs
Processes:
SecuriteInfo.com.Win32.CrypterX-gen.17385.20144.exeRegSvcs.exepid process 2852 SecuriteInfo.com.Win32.CrypterX-gen.17385.20144.exe 2852 SecuriteInfo.com.Win32.CrypterX-gen.17385.20144.exe 2852 SecuriteInfo.com.Win32.CrypterX-gen.17385.20144.exe 2852 SecuriteInfo.com.Win32.CrypterX-gen.17385.20144.exe 4612 RegSvcs.exe 4612 RegSvcs.exe -
Suspicious use of AdjustPrivilegeToken 2 IoCs
Processes:
SecuriteInfo.com.Win32.CrypterX-gen.17385.20144.exeRegSvcs.exedescription pid process Token: SeDebugPrivilege 2852 SecuriteInfo.com.Win32.CrypterX-gen.17385.20144.exe Token: SeDebugPrivilege 4612 RegSvcs.exe -
Suspicious use of WriteProcessMemory 11 IoCs
Processes:
SecuriteInfo.com.Win32.CrypterX-gen.17385.20144.exedescription pid process target process PID 2852 wrote to memory of 1820 2852 SecuriteInfo.com.Win32.CrypterX-gen.17385.20144.exe RegSvcs.exe PID 2852 wrote to memory of 1820 2852 SecuriteInfo.com.Win32.CrypterX-gen.17385.20144.exe RegSvcs.exe PID 2852 wrote to memory of 1820 2852 SecuriteInfo.com.Win32.CrypterX-gen.17385.20144.exe RegSvcs.exe PID 2852 wrote to memory of 4612 2852 SecuriteInfo.com.Win32.CrypterX-gen.17385.20144.exe RegSvcs.exe PID 2852 wrote to memory of 4612 2852 SecuriteInfo.com.Win32.CrypterX-gen.17385.20144.exe RegSvcs.exe PID 2852 wrote to memory of 4612 2852 SecuriteInfo.com.Win32.CrypterX-gen.17385.20144.exe RegSvcs.exe PID 2852 wrote to memory of 4612 2852 SecuriteInfo.com.Win32.CrypterX-gen.17385.20144.exe RegSvcs.exe PID 2852 wrote to memory of 4612 2852 SecuriteInfo.com.Win32.CrypterX-gen.17385.20144.exe RegSvcs.exe PID 2852 wrote to memory of 4612 2852 SecuriteInfo.com.Win32.CrypterX-gen.17385.20144.exe RegSvcs.exe PID 2852 wrote to memory of 4612 2852 SecuriteInfo.com.Win32.CrypterX-gen.17385.20144.exe RegSvcs.exe PID 2852 wrote to memory of 4612 2852 SecuriteInfo.com.Win32.CrypterX-gen.17385.20144.exe RegSvcs.exe
Processes
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C:\Users\Admin\AppData\Local\Temp\SecuriteInfo.com.Win32.CrypterX-gen.17385.20144.exe"C:\Users\Admin\AppData\Local\Temp\SecuriteInfo.com.Win32.CrypterX-gen.17385.20144.exe"1⤵
- Suspicious use of SetThreadContext
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
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C:\Windows\Microsoft.NET\Framework\v4.0.30319\RegSvcs.exe"C:\Windows\Microsoft.NET\Framework\v4.0.30319\RegSvcs.exe"2⤵
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C:\Windows\Microsoft.NET\Framework\v4.0.30319\RegSvcs.exe"C:\Windows\Microsoft.NET\Framework\v4.0.30319\RegSvcs.exe"2⤵
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
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C:\Windows\SysWOW64\WerFault.exeC:\Windows\SysWOW64\WerFault.exe -u -p 4612 -s 19883⤵
- Program crash
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C:\Windows\SysWOW64\WerFault.exeC:\Windows\SysWOW64\WerFault.exe -pss -s 444 -p 4612 -ip 46121⤵
Network
MITRE ATT&CK Matrix
Replay Monitor
Loading Replay Monitor...
Downloads
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memory/2852-8-0x0000000005710000-0x000000000571A000-memory.dmpFilesize
40KB
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memory/2852-4-0x0000000005410000-0x0000000005420000-memory.dmpFilesize
64KB
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memory/2852-0-0x00000000007C0000-0x0000000000888000-memory.dmpFilesize
800KB
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memory/2852-3-0x0000000005240000-0x00000000052D2000-memory.dmpFilesize
584KB
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memory/2852-9-0x00000000067A0000-0x000000000681A000-memory.dmpFilesize
488KB
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memory/2852-5-0x00000000052F0000-0x00000000052FA000-memory.dmpFilesize
40KB
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memory/2852-6-0x00000000055A0000-0x00000000055BA000-memory.dmpFilesize
104KB
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memory/2852-10-0x000000000A690000-0x000000000A72C000-memory.dmpFilesize
624KB
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memory/2852-2-0x0000000005750000-0x0000000005CF4000-memory.dmpFilesize
5.6MB
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memory/2852-1-0x0000000074CF0000-0x00000000754A0000-memory.dmpFilesize
7.7MB
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memory/2852-7-0x00000000055E0000-0x00000000055E8000-memory.dmpFilesize
32KB
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memory/2852-13-0x0000000074CF0000-0x00000000754A0000-memory.dmpFilesize
7.7MB
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memory/4612-14-0x0000000074CF0000-0x00000000754A0000-memory.dmpFilesize
7.7MB
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memory/4612-15-0x0000000005010000-0x0000000005020000-memory.dmpFilesize
64KB
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memory/4612-11-0x0000000000400000-0x0000000000442000-memory.dmpFilesize
264KB
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memory/4612-16-0x0000000005190000-0x00000000051F6000-memory.dmpFilesize
408KB
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memory/4612-17-0x0000000074CF0000-0x00000000754A0000-memory.dmpFilesize
7.7MB