agenttesla | 7a9985a79a8d09029791875e5cdadd03e187d6de041ef726686450dffd42d394

General

Target

EventCYR.exe
Size

689KB
MD5

84ab9e669f58fe3c106bd595938435fb
SHA1

b373bc1d193e4f04d3f6d6edb918dc69bb92d094
SHA256

7a9985a79a8d09029791875e5cdadd03e187d6de041ef726686450dffd42d394
SHA512

709afa35291c1d6b6e612e0e0101c3ab9a6ddb97680b2b26cb636e457d13cf031924afecc192d6c977e9b323e8015f33721e9f472201830624ea2f8f29b47c1d

Score

10^/10

agenttesla keylogger persistence spyware stealer trojan

Malware Config

Extracted

Family

agenttesla

Credentials

Protocol: smtp
Host:
mail.mologadievents.co.za
Port:
587
Username:
[email protected]
Password:
mpusengoffice1234

Signatures

AgentTesla
Agent Tesla is a remote access tool (RAT) written in visual basic.
keylogger trojan stealer spyware agenttesla

AgentTesla Payload 4 IoCs

Processes:

resource	yara_rule
behavioral1/memory/912-4-0x0000000000400000-0x000000000044C000-memory.dmp	family_agenttesla
behavioral1/memory/912-5-0x00000000004470DE-mapping.dmp	family_agenttesla
behavioral1/memory/912-7-0x0000000000400000-0x000000000044C000-memory.dmp	family_agenttesla
behavioral1/memory/912-8-0x0000000000400000-0x000000000044C000-memory.dmp	family_agenttesla

Executes dropped EXE 1 IoCs

Processes:

AddInProcess32.exe

pid process

912 AddInProcess32.exe
Loads dropped DLL 1 IoCs

Processes:

EventCYR.exe

pid process

900 EventCYR.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

pid	process
912	AddInProcess32.exe

pid	process
900	EventCYR.exe

Adds Run key to start application 2 TTPs 1 IoCs

persistence

Registry Run Keys / Startup Folder

T1060

Modify Registry

T1112

Processes:

AddInProcess32.exe

description	ioc	process
Set value (str)	\REGISTRY\USER\S-1-5-21-1131729243-447456001-3632642222-1000\Software\Microsoft\Windows\CurrentVersion\Run\MoloZaEvent = "C:\\Users\\Admin\\AppData\\Roaming\\MoloZaEvent\\MoloZaEvent.exe"	AddInProcess32.exe

Suspicious use of SetThreadContext 1 IoCs

Processes:

EventCYR.exe

description pid process target process

PID 900 set thread context of 912 900 EventCYR.exe AddInProcess32.exe
Suspicious behavior: EnumeratesProcesses 5 IoCs

Processes:

EventCYR.exeAddInProcess32.exe

pid process

900 EventCYR.exe
900 EventCYR.exe
900 EventCYR.exe
912 AddInProcess32.exe
912 AddInProcess32.exe
Suspicious use of AdjustPrivilegeToken 2 IoCs

Processes:

EventCYR.exeAddInProcess32.exe

description pid process

Token: SeDebugPrivilege 900 EventCYR.exe
Token: SeDebugPrivilege 912 AddInProcess32.exe
Suspicious use of SetWindowsHookEx 1 IoCs

Processes:

AddInProcess32.exe

pid process

912 AddInProcess32.exe

description	pid	process	target process
PID 900 set thread context of 912	900	EventCYR.exe	AddInProcess32.exe

pid	process
900	EventCYR.exe
900	EventCYR.exe
900	EventCYR.exe
912	AddInProcess32.exe
912	AddInProcess32.exe

description	pid	process
Token: SeDebugPrivilege	900	EventCYR.exe
Token: SeDebugPrivilege	912	AddInProcess32.exe

pid	process
912	AddInProcess32.exe

Suspicious use of WriteProcessMemory 9 IoCs

Processes:

EventCYR.exe

description	pid	process	target process
PID 900 wrote to memory of 912	900	EventCYR.exe	AddInProcess32.exe
PID 900 wrote to memory of 912	900	EventCYR.exe	AddInProcess32.exe
PID 900 wrote to memory of 912	900	EventCYR.exe	AddInProcess32.exe
PID 900 wrote to memory of 912	900	EventCYR.exe	AddInProcess32.exe
PID 900 wrote to memory of 912	900	EventCYR.exe	AddInProcess32.exe
PID 900 wrote to memory of 912	900	EventCYR.exe	AddInProcess32.exe
PID 900 wrote to memory of 912	900	EventCYR.exe	AddInProcess32.exe
PID 900 wrote to memory of 912	900	EventCYR.exe	AddInProcess32.exe
PID 900 wrote to memory of 912	900	EventCYR.exe	AddInProcess32.exe

C:\Users\Admin\AppData\Local\Temp\EventCYR.exe
"C:\Users\Admin\AppData\Local\Temp\EventCYR.exe"
1⤵
- Loads dropped DLL
- Suspicious use of SetThreadContext
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
PID:900

C:\Users\Admin\AppData\Local\Temp\AddInProcess32.exe
"C:\Users\Admin\AppData\Local\Temp\AddInProcess32.exe"
2⤵
- Executes dropped EXE
- Adds Run key to start application
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of SetWindowsHookEx
PID:912

Network

MITRE ATT&CK Enterprise v6

Initial Access

Execution

Persistence

Registry Run Keys / Startup Folder

1

T1060

Privilege Escalation

Defense Evasion

Modify Registry

1

T1112

Credential Access

Credentials in Files

3

T1081

Discovery

Lateral Movement

Collection

Data from Local System

3

T1005

Command and Control

Exfiltration

Impact

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Downloads

C:\Users\Admin\AppData\Local\Temp\AddInProcess32.exe

MD5
6a673bfc3b67ae9782cb31af2f234c68

SHA1
7544e89566d91e84e3cd437b9a073e5f6b56566e

SHA256
978a4093058aa2ebf05dc353897d90d950324389879b57741b64160825b5ec0e

SHA512
72c302372ce87ceda2a3c70a6005d3f9c112f1641bc7fe6824c718971233e66c07e2996d2785fa358566c38714c25ea812c05c7cfd2f588284849d495fd24f39

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C:\Users\Admin\AppData\Local\Temp\AddInProcess32.exe

MD5
6a673bfc3b67ae9782cb31af2f234c68

SHA1
7544e89566d91e84e3cd437b9a073e5f6b56566e

SHA256
978a4093058aa2ebf05dc353897d90d950324389879b57741b64160825b5ec0e

SHA512
72c302372ce87ceda2a3c70a6005d3f9c112f1641bc7fe6824c718971233e66c07e2996d2785fa358566c38714c25ea812c05c7cfd2f588284849d495fd24f39

Download Submit
\Users\Admin\AppData\Local\Temp\AddInProcess32.exe

MD5
6a673bfc3b67ae9782cb31af2f234c68

SHA1
7544e89566d91e84e3cd437b9a073e5f6b56566e

SHA256
978a4093058aa2ebf05dc353897d90d950324389879b57741b64160825b5ec0e

SHA512
72c302372ce87ceda2a3c70a6005d3f9c112f1641bc7fe6824c718971233e66c07e2996d2785fa358566c38714c25ea812c05c7cfd2f588284849d495fd24f39

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memory/900-1-0x0000000000000000-0x0000000000000000-disk.dmp

Download
memory/912-4-0x0000000000400000-0x000000000044C000-memory.dmp

Filesize
304KB

Download
memory/912-5-0x00000000004470DE-mapping.dmp

Download
memory/912-7-0x0000000000400000-0x000000000044C000-memory.dmp

Filesize
304KB

Download
memory/912-8-0x0000000000400000-0x000000000044C000-memory.dmp

Filesize
304KB

Download

Analysis

Sharing

General

Malware Config

Extracted

Signatures

Processes

Network

MITRE ATT&CK Enterprise v6

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