agenttesla | 9dc946f56abedcea514e8e4269b5da886b3326ed8a2c57878c920d589ba7f89e

General

Target

Versanddetails.exe

Score

10^/10

agenttesla evasion keylogger spyware stealer trojan

Malware Config

Extracted

Family

agenttesla

Credentials

Protocol: smtp
Host:
mail.greatdeck.co
Port:
587
Username:
info.network@greatdeck.co
Password:
Greatd@2018$!

Signatures

AgentTesla
Agent Tesla is a remote access tool (RAT) written in visual basic.
keylogger trojan stealer spyware agenttesla
Turns off Windows Defender SpyNet reporting 2 TTPs
evasion

Disabling Security Tools
T1089

Modify Registry
T1112
Windows security bypass 2 TTPs
evasion trojan

Disabling Security Tools
T1089

Modify Registry
T1112

AgentTesla Payload 2 IoCs

Processes:

resource	yara_rule
behavioral2/memory/204-42-0x0000000000400000-0x000000000043C000-memory.dmp	family_agenttesla
behavioral2/memory/204-43-0x00000000004375EE-mapping.dmp	family_agenttesla

Nirsoft 3 IoCs

Processes:

resource	yara_rule
C:\Users\Admin\AppData\Local\Temp\64cfa42b-246b-4fe4-b7f9-54ca7b670fb2\AdvancedRun.exe	Nirsoft
C:\Users\Admin\AppData\Local\Temp\64cfa42b-246b-4fe4-b7f9-54ca7b670fb2\AdvancedRun.exe	Nirsoft
C:\Users\Admin\AppData\Local\Temp\64cfa42b-246b-4fe4-b7f9-54ca7b670fb2\AdvancedRun.exe	Nirsoft

Executes dropped EXE 2 IoCs

Processes:

AdvancedRun.exeAdvancedRun.exe

pid process

1548 AdvancedRun.exe
3124 AdvancedRun.exe
Reads data files stored by FTP clients 2 TTPs
Tries to access configuration files associated with programs like FileZilla.
spyware

Data from Local System
T1005

Credentials in Files
T1081
Reads user/profile data of local email clients 2 TTPs
Email clients store some user data on disk where infostealers will often target it.
spyware

Data from Local System
T1005

Credentials in Files
T1081
Reads user/profile data of web browsers 2 TTPs
Infostealers often target stored browser data, which can include saved credentials etc.
spyware

Data from Local System
T1005

Credentials in Files
T1081

Windows security modification 2 TTPs 10 IoCs

evasion trojan

Disabling Security Tools

T1089

Modify Registry

T1112

Processes:

Versanddetails.exe

description	ioc	process
Key created	\REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Microsoft\Windows Defender\Exclusions\Paths	Versanddetails.exe
Set value (int)	\REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Microsoft\Windows Defender\Real-Time Protection\DisableRealtimeMonitoring = "1"	Versanddetails.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Microsoft\Windows Defender\Spynet	Versanddetails.exe
Set value (int)	\REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Microsoft\Windows Defender\Spynet\SpyNetReporting = "0"	Versanddetails.exe
Set value (int)	\REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Microsoft\Windows Defender\Features\TamperProtection = "0"	Versanddetails.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Microsoft\Windows Defender\Exclusions	Versanddetails.exe
Set value (int)	\REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Microsoft\Windows Defender\Exclusions\Paths\C:\Users\Admin\AppData\Local\Temp\Versanddetails.exe = "0"	Versanddetails.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Microsoft\Windows Defender\Real-Time Protection	Versanddetails.exe
Set value (int)	\REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Microsoft\Windows Defender\Spynet\SubmitSamplesConsent = "0"	Versanddetails.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Microsoft\Windows Defender\Features	Versanddetails.exe

Suspicious use of SetThreadContext 1 IoCs

Processes:

Versanddetails.exe

description pid process target process

PID 3496 set thread context of 204 3496 Versanddetails.exe Versanddetails.exe
Enumerates physical storage devices 1 TTPs
Attempts to interact with connected storage/optical drive(s). Likely ransomware behaviour.

System Information Discovery
T1082

description	pid	process	target process
PID 3496 set thread context of 204	3496	Versanddetails.exe	Versanddetails.exe

Suspicious behavior: EnumeratesProcesses 13 IoCs

Processes:

AdvancedRun.exeAdvancedRun.exepowershell.exeVersanddetails.exe

pid	process
1548	AdvancedRun.exe
1548	AdvancedRun.exe
1548	AdvancedRun.exe
1548	AdvancedRun.exe
3124	AdvancedRun.exe
3124	AdvancedRun.exe
3124	AdvancedRun.exe
3124	AdvancedRun.exe
3844	powershell.exe
3844	powershell.exe
3844	powershell.exe
204	Versanddetails.exe
204	Versanddetails.exe

Suspicious use of AdjustPrivilegeToken 7 IoCs

Processes:

Versanddetails.exeAdvancedRun.exeAdvancedRun.exepowershell.exeVersanddetails.exe

description	pid	process
Token: SeDebugPrivilege	3496	Versanddetails.exe
Token: SeDebugPrivilege	1548	AdvancedRun.exe
Token: SeImpersonatePrivilege	1548	AdvancedRun.exe
Token: SeDebugPrivilege	3124	AdvancedRun.exe
Token: SeImpersonatePrivilege	3124	AdvancedRun.exe
Token: SeDebugPrivilege	3844	powershell.exe
Token: SeDebugPrivilege	204	Versanddetails.exe

Suspicious use of SetWindowsHookEx 1 IoCs

Processes:

Versanddetails.exe

pid process

204 Versanddetails.exe

pid	process
204	Versanddetails.exe

Suspicious use of WriteProcessMemory 17 IoCs

Processes:

Versanddetails.exeAdvancedRun.exe

description	pid	process	target process
PID 3496 wrote to memory of 1548	3496	Versanddetails.exe	AdvancedRun.exe
PID 3496 wrote to memory of 1548	3496	Versanddetails.exe	AdvancedRun.exe
PID 3496 wrote to memory of 1548	3496	Versanddetails.exe	AdvancedRun.exe
PID 1548 wrote to memory of 3124	1548	AdvancedRun.exe	AdvancedRun.exe
PID 1548 wrote to memory of 3124	1548	AdvancedRun.exe	AdvancedRun.exe
PID 1548 wrote to memory of 3124	1548	AdvancedRun.exe	AdvancedRun.exe
PID 3496 wrote to memory of 3844	3496	Versanddetails.exe	powershell.exe
PID 3496 wrote to memory of 3844	3496	Versanddetails.exe	powershell.exe
PID 3496 wrote to memory of 3844	3496	Versanddetails.exe	powershell.exe
PID 3496 wrote to memory of 204	3496	Versanddetails.exe	Versanddetails.exe
PID 3496 wrote to memory of 204	3496	Versanddetails.exe	Versanddetails.exe
PID 3496 wrote to memory of 204	3496	Versanddetails.exe	Versanddetails.exe
PID 3496 wrote to memory of 204	3496	Versanddetails.exe	Versanddetails.exe
PID 3496 wrote to memory of 204	3496	Versanddetails.exe	Versanddetails.exe
PID 3496 wrote to memory of 204	3496	Versanddetails.exe	Versanddetails.exe
PID 3496 wrote to memory of 204	3496	Versanddetails.exe	Versanddetails.exe
PID 3496 wrote to memory of 204	3496	Versanddetails.exe	Versanddetails.exe

C:\Users\Admin\AppData\Local\Temp\Versanddetails.exe
"C:\Users\Admin\AppData\Local\Temp\Versanddetails.exe"
1⤵
- Windows security modification
- Suspicious use of SetThreadContext
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
PID:3496

C:\Users\Admin\AppData\Local\Temp\64cfa42b-246b-4fe4-b7f9-54ca7b670fb2\AdvancedRun.exe
"C:\Users\Admin\AppData\Local\Temp\64cfa42b-246b-4fe4-b7f9-54ca7b670fb2\AdvancedRun.exe" /EXEFilename "C:\Users\Admin\AppData\Local\Temp\64cfa42b-246b-4fe4-b7f9-54ca7b670fb2\test.bat" /WindowState ""0"" /PriorityClass ""32"" /CommandLine "" /StartDirectory "" /RunAs 8 /Run
2⤵
- Executes dropped EXE
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
PID:1548

C:\Users\Admin\AppData\Local\Temp\64cfa42b-246b-4fe4-b7f9-54ca7b670fb2\AdvancedRun.exe
"C:\Users\Admin\AppData\Local\Temp\64cfa42b-246b-4fe4-b7f9-54ca7b670fb2\AdvancedRun.exe" /SpecialRun 4101d8 1548
3⤵
- Executes dropped EXE
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
PID:3124

C:\Windows\SysWOW64\WindowsPowerShell\v1.0\powershell.exe
"C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe" Add-MpPreference -ExclusionPath "C:\Users\Admin\AppData\Local\Temp\Versanddetails.exe" -Force
2⤵
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
PID:3844

C:\Users\Admin\AppData\Local\Temp\Versanddetails.exe
"C:\Users\Admin\AppData\Local\Temp\Versanddetails.exe"
2⤵
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of SetWindowsHookEx
PID:204

Network

MITRE ATT&CK Matrix ATT&CK v6

Initial Access

Execution

Persistence

Privilege Escalation

Defense Evasion

Disabling Security Tools

3

T1089

Modify Registry

3

T1112

Credential Access

Credentials in Files

3

T1081

Discovery

System Information Discovery

1

T1082

Lateral Movement

Collection

Data from Local System

3

T1005

Exfiltration

Command and Control

Impact

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Downloads

C:\Users\Admin\AppData\Local\Temp\64cfa42b-246b-4fe4-b7f9-54ca7b670fb2\AdvancedRun.exe
MD5
17fc12902f4769af3a9271eb4e2dacce

SHA1
9a4a1581cc3971579574f837e110f3bd6d529dab

SHA256
29ae7b30ed8394c509c561f6117ea671ec412da50d435099756bbb257fafb10b

SHA512
036e0d62490c26dee27ef54e514302e1cc8a14de8ce3b9703bf7caf79cfae237e442c27a0edcf2c4fd41af4195ba9ed7e32e894767ce04467e79110e89522e4a

Download Submit
C:\Users\Admin\AppData\Local\Temp\64cfa42b-246b-4fe4-b7f9-54ca7b670fb2\AdvancedRun.exe
MD5
17fc12902f4769af3a9271eb4e2dacce

SHA1
9a4a1581cc3971579574f837e110f3bd6d529dab

SHA256
29ae7b30ed8394c509c561f6117ea671ec412da50d435099756bbb257fafb10b

SHA512
036e0d62490c26dee27ef54e514302e1cc8a14de8ce3b9703bf7caf79cfae237e442c27a0edcf2c4fd41af4195ba9ed7e32e894767ce04467e79110e89522e4a

Download Submit
C:\Users\Admin\AppData\Local\Temp\64cfa42b-246b-4fe4-b7f9-54ca7b670fb2\AdvancedRun.exe
MD5
17fc12902f4769af3a9271eb4e2dacce

SHA1
9a4a1581cc3971579574f837e110f3bd6d529dab

SHA256
29ae7b30ed8394c509c561f6117ea671ec412da50d435099756bbb257fafb10b

SHA512
036e0d62490c26dee27ef54e514302e1cc8a14de8ce3b9703bf7caf79cfae237e442c27a0edcf2c4fd41af4195ba9ed7e32e894767ce04467e79110e89522e4a

Download Submit
memory/204-42-0x0000000000400000-0x000000000043C000-memory.dmp

Filesize
240KB

Download
memory/204-43-0x00000000004375EE-mapping.dmp

Download
memory/204-44-0x00000000733A0000-0x0000000073A8E000-memory.dmp

Filesize
6.9MB

Download
memory/204-48-0x0000000005060000-0x0000000005061000-memory.dmp

Filesize
4KB

Download
memory/204-54-0x0000000005080000-0x0000000005081000-memory.dmp

Filesize
4KB

Download
memory/204-58-0x0000000005061000-0x0000000005062000-memory.dmp

Filesize
4KB

Download
memory/1548-11-0x0000000000000000-mapping.dmp

Download
memory/3124-14-0x0000000000000000-mapping.dmp

Download
memory/3496-2-0x00000000733A0000-0x0000000073A8E000-memory.dmp

Filesize
6.9MB

Download
memory/3496-10-0x0000000006620000-0x00000000066C3000-memory.dmp

Filesize
652KB

Download
memory/3496-9-0x0000000005810000-0x0000000005811000-memory.dmp

Filesize
4KB

Download
memory/3496-8-0x00000000058C0000-0x00000000058C1000-memory.dmp

Filesize
4KB

Download
memory/3496-7-0x00000000055A0000-0x00000000055A1000-memory.dmp

Filesize
4KB

Download
memory/3496-6-0x00000000055D0000-0x00000000055D1000-memory.dmp

Filesize
4KB

Download
memory/3496-5-0x00000000059F0000-0x00000000059F1000-memory.dmp

Filesize
4KB

Download
memory/3496-3-0x0000000000DA0000-0x0000000000DA1000-memory.dmp

Filesize
4KB

Download
memory/3844-23-0x00000000081E0000-0x00000000081E1000-memory.dmp

Filesize
4KB

Download
memory/3844-39-0x000000007ED00000-0x000000007ED01000-memory.dmp

Filesize
4KB

Download
memory/3844-24-0x0000000004DD0000-0x0000000004DD1000-memory.dmp

Filesize
4KB

Download
memory/3844-25-0x0000000004DD2000-0x0000000004DD3000-memory.dmp

Filesize
4KB

Download
memory/3844-26-0x00000000080C0000-0x00000000080C1000-memory.dmp

Filesize
4KB

Download
memory/3844-27-0x0000000008AD0000-0x0000000008AD1000-memory.dmp

Filesize
4KB

Download
memory/3844-28-0x0000000008860000-0x0000000008861000-memory.dmp

Filesize
4KB

Download
memory/3844-30-0x0000000009660000-0x0000000009693000-memory.dmp

Filesize
204KB

Download
memory/3844-37-0x0000000009640000-0x0000000009641000-memory.dmp

Filesize
4KB

Download
memory/3844-38-0x00000000099A0000-0x00000000099A1000-memory.dmp

Filesize
4KB

Download
memory/3844-40-0x0000000004DD3000-0x0000000004DD4000-memory.dmp

Filesize
4KB

Download
memory/3844-22-0x0000000008130000-0x0000000008131000-memory.dmp

Filesize
4KB

Download
memory/3844-41-0x0000000009BC0000-0x0000000009BC1000-memory.dmp

Filesize
4KB

Download
memory/3844-21-0x0000000007EE0000-0x0000000007EE1000-memory.dmp

Filesize
4KB

Download
memory/3844-20-0x0000000007E40000-0x0000000007E41000-memory.dmp

Filesize
4KB

Download
memory/3844-19-0x00000000077E0000-0x00000000077E1000-memory.dmp

Filesize
4KB

Download
memory/3844-18-0x0000000004D80000-0x0000000004D81000-memory.dmp

Filesize
4KB

Download
memory/3844-50-0x0000000009B20000-0x0000000009B21000-memory.dmp

Filesize
4KB

Download
memory/3844-52-0x0000000009B00000-0x0000000009B01000-memory.dmp

Filesize
4KB

Download
memory/3844-17-0x00000000733A0000-0x0000000073A8E000-memory.dmp

Filesize
6.9MB

Download
memory/3844-16-0x0000000000000000-mapping.dmp

Download

Analysis

Sharing

General

Malware Config

Extracted

Signatures

Processes

Network

MITRE ATT&CK Matrix ATT&CK v6

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Downloads