Analysis
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max time kernel
135s -
max time network
141s -
platform
windows10-2004_x64 -
resource
win10v2004-20231127-en -
resource tags
arch:x64arch:x86image:win10v2004-20231127-enlocale:en-usos:windows10-2004-x64system -
submitted
11-12-2023 00:40
Static task
static1
Behavioral task
behavioral1
Sample
SecuriteInfo.com.Trojan.MulDropNET.68.30928.exe
Resource
win7-20231020-en
Behavioral task
behavioral2
Sample
SecuriteInfo.com.Trojan.MulDropNET.68.30928.exe
Resource
win10v2004-20231127-en
General
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Target
SecuriteInfo.com.Trojan.MulDropNET.68.30928.exe
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Size
679KB
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MD5
19813f0f242ef992e7bacfd1da018818
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SHA1
2514e9d5b329a66a2246e9e077225b2b6011c7dc
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SHA256
9f9871c67ea785d65921ea232a89ec9ae4ba1bb13dd01732b39aaf406d9544a0
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SHA512
001d50fd9d31ce474baef345cd8544c5872e06c488f8e400a71c02f45758e5877ef00b527acfc7762c40c83c0dc54cae3a5789b8aa3af852da9105b0f778598a
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SSDEEP
12288:m+BgOWP6iqpEmQepZ972xhC5TeSpG2PCzhGKbS+RsRFDmj77rxMa1sMFs0mL:LCkpEcQ8dGM1+2zid3M0W
Malware Config
Extracted
agenttesla
Protocol: smtp- Host:
mail.asiaparadisehotel.com - Port:
587 - Username:
[email protected] - Password:
KTNL)LqQaA(8 - 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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Detect ZGRat V1 1 IoCs
resource yara_rule behavioral2/memory/3608-6-0x0000000005090000-0x00000000050A8000-memory.dmp family_zgrat_v1 -
Checks computer location settings 2 TTPs 1 IoCs
Looks up country code configured in the registry, likely geofence.
description ioc Process Key value queried \REGISTRY\USER\S-1-5-21-1067295379-1486014338-1703171060-1000\Control Panel\International\Geo\Nation SecuriteInfo.com.Trojan.MulDropNET.68.30928.exe -
Adds Run key to start application 2 TTPs 1 IoCs
description ioc Process Set value (str) \REGISTRY\USER\S-1-5-21-1067295379-1486014338-1703171060-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\ZVOHvI = "C:\\Users\\Admin\\AppData\\Roaming\\ZVOHvI\\ZVOHvI.exe" RegSvcs.exe -
Looks up external IP address via web service 2 IoCs
Uses a legitimate IP lookup service to find the infected system's external IP.
flow ioc 51 api.ipify.org 52 api.ipify.org -
Suspicious use of SetThreadContext 1 IoCs
description pid Process procid_target PID 3608 set thread context of 2196 3608 SecuriteInfo.com.Trojan.MulDropNET.68.30928.exe 107 -
Enumerates physical storage devices 1 TTPs
Attempts to interact with connected storage/optical drive(s).
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Program crash 1 IoCs
pid pid_target Process procid_target 4476 2196 WerFault.exe 107 -
Creates scheduled task(s) 1 TTPs 1 IoCs
Schtasks is often used by malware for persistence or to perform post-infection execution.
pid Process 1820 schtasks.exe -
Suspicious behavior: EnumeratesProcesses 9 IoCs
pid Process 3608 SecuriteInfo.com.Trojan.MulDropNET.68.30928.exe 3608 SecuriteInfo.com.Trojan.MulDropNET.68.30928.exe 3608 SecuriteInfo.com.Trojan.MulDropNET.68.30928.exe 2196 RegSvcs.exe 2196 RegSvcs.exe 2196 RegSvcs.exe 404 powershell.exe 404 powershell.exe 404 powershell.exe -
Suspicious use of AdjustPrivilegeToken 3 IoCs
description pid Process Token: SeDebugPrivilege 3608 SecuriteInfo.com.Trojan.MulDropNET.68.30928.exe Token: SeDebugPrivilege 2196 RegSvcs.exe Token: SeDebugPrivilege 404 powershell.exe -
Suspicious use of WriteProcessMemory 14 IoCs
description pid Process procid_target PID 3608 wrote to memory of 404 3608 SecuriteInfo.com.Trojan.MulDropNET.68.30928.exe 103 PID 3608 wrote to memory of 404 3608 SecuriteInfo.com.Trojan.MulDropNET.68.30928.exe 103 PID 3608 wrote to memory of 404 3608 SecuriteInfo.com.Trojan.MulDropNET.68.30928.exe 103 PID 3608 wrote to memory of 1820 3608 SecuriteInfo.com.Trojan.MulDropNET.68.30928.exe 105 PID 3608 wrote to memory of 1820 3608 SecuriteInfo.com.Trojan.MulDropNET.68.30928.exe 105 PID 3608 wrote to memory of 1820 3608 SecuriteInfo.com.Trojan.MulDropNET.68.30928.exe 105 PID 3608 wrote to memory of 2196 3608 SecuriteInfo.com.Trojan.MulDropNET.68.30928.exe 107 PID 3608 wrote to memory of 2196 3608 SecuriteInfo.com.Trojan.MulDropNET.68.30928.exe 107 PID 3608 wrote to memory of 2196 3608 SecuriteInfo.com.Trojan.MulDropNET.68.30928.exe 107 PID 3608 wrote to memory of 2196 3608 SecuriteInfo.com.Trojan.MulDropNET.68.30928.exe 107 PID 3608 wrote to memory of 2196 3608 SecuriteInfo.com.Trojan.MulDropNET.68.30928.exe 107 PID 3608 wrote to memory of 2196 3608 SecuriteInfo.com.Trojan.MulDropNET.68.30928.exe 107 PID 3608 wrote to memory of 2196 3608 SecuriteInfo.com.Trojan.MulDropNET.68.30928.exe 107 PID 3608 wrote to memory of 2196 3608 SecuriteInfo.com.Trojan.MulDropNET.68.30928.exe 107
Processes
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C:\Users\Admin\AppData\Local\Temp\SecuriteInfo.com.Trojan.MulDropNET.68.30928.exe"C:\Users\Admin\AppData\Local\Temp\SecuriteInfo.com.Trojan.MulDropNET.68.30928.exe"1⤵
- Checks computer location settings
- Suspicious use of SetThreadContext
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
PID:3608 -
C:\Windows\SysWOW64\WindowsPowerShell\v1.0\powershell.exe"C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe" Add-MpPreference -ExclusionPath "C:\Users\Admin\AppData\Roaming\cjohXAdKr.exe"2⤵
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
PID:404
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C:\Windows\SysWOW64\schtasks.exe"C:\Windows\System32\schtasks.exe" /Create /TN "Updates\cjohXAdKr" /XML "C:\Users\Admin\AppData\Local\Temp\tmpE9C4.tmp"2⤵
- Creates scheduled task(s)
PID:1820
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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⤵
- Adds Run key to start application
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
PID:2196 -
C:\Windows\SysWOW64\WerFault.exeC:\Windows\SysWOW64\WerFault.exe -u -p 2196 -s 20643⤵
- Program crash
PID:4476
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C:\Windows\SysWOW64\WerFault.exeC:\Windows\SysWOW64\WerFault.exe -pss -s 464 -p 2196 -ip 21961⤵PID:2604
Network
MITRE ATT&CK Enterprise v15
Replay Monitor
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Downloads
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Filesize
60B
MD5d17fe0a3f47be24a6453e9ef58c94641
SHA16ab83620379fc69f80c0242105ddffd7d98d5d9d
SHA25696ad1146eb96877eab5942ae0736b82d8b5e2039a80d3d6932665c1a4c87dcf7
SHA5125b592e58f26c264604f98f6aa12860758ce606d1c63220736cf0c779e4e18e3cec8706930a16c38b20161754d1017d1657d35258e58ca22b18f5b232880dec82
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Filesize
1KB
MD55cfdcfa5f75bbe0be7b10e07fb181d89
SHA1c9ddf1ce07e16400535c280bc15753e62638628a
SHA256e2f7f148a832c53f99e453011daa44d39b69c6623bcfb67cf1f28df4f9cbbfbf
SHA5125d0a4f526222690fbe397e9b24bb462190860001683e2e62eb443fc72621836ec0e4cde03bb18e481fb9d7627865730fab010bf7394716c395139f4df110b862