agenttesla | 804661f3ee9687b482ad2bdf879f61254736c5bdb62493cc8ddfc927812a423c

General

Target

Term and Conditions.exe
Size

389KB
MD5

25c25e8a6169d9debe8d2d98a8264b84
SHA1

7894e65a0ff81a059d6b72def4fc6a3563ed9560
SHA256

4e6f8dbaac0d3d8f52ed89bbd3a295661640c929394ae12adb0248638eaf02d8
SHA512

9b4025838ff70c094687617d48e8858d761932734ae7e2b2a3b1dddc0019fad05f26000333f05fbd8271bf59f641ae37f34109efa6cc0d864334db6fdb89c726

Score

10^/10

agenttesla collection keylogger persistence spyware stealer trojan

Malware Config

Extracted

Family

agenttesla

Credentials

Protocol: smtp
Host:
mail.saamaygroup.com
Port:
587
Username:
[email protected]
Password:
pawan100

Signatures

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

AgentTesla Payload 6 IoCs

Processes:

resource	yara_rule
behavioral1/memory/1356-61-0x0000000000400000-0x000000000044C000-memory.dmp	family_agenttesla
behavioral1/memory/1356-62-0x0000000000400000-0x000000000044C000-memory.dmp	family_agenttesla
behavioral1/memory/1356-63-0x0000000000400000-0x000000000044C000-memory.dmp	family_agenttesla
behavioral1/memory/1356-64-0x000000000044774E-mapping.dmp	family_agenttesla
behavioral1/memory/1356-66-0x0000000000400000-0x000000000044C000-memory.dmp	family_agenttesla
behavioral1/memory/1356-68-0x0000000000400000-0x000000000044C000-memory.dmp	family_agenttesla

Drops file in Drivers directory 1 IoCs

Processes:

RegSvcs.exe

description ioc process

File opened for modification C:\Windows\system32\drivers\etc\hosts RegSvcs.exe

description	ioc	process
File opened for modification	C:\Windows\system32\drivers\etc\hosts	RegSvcs.exe

Accesses Microsoft Outlook profiles 1 TTPs 3 IoCs

collection

Email Collection

T1114

Processes:

RegSvcs.exe

description	ioc	process
Key opened	\REGISTRY\USER\S-1-5-21-790309383-526510583-3802439154-1000\Software\Microsoft\Office\15.0\Outlook\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676	RegSvcs.exe
Key opened	\REGISTRY\USER\S-1-5-21-790309383-526510583-3802439154-1000\Software\Microsoft\Windows NT\CurrentVersion\Windows Messaging Subsystem\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676	RegSvcs.exe
Key opened	\REGISTRY\USER\S-1-5-21-790309383-526510583-3802439154-1000\Software\Microsoft\Office\16.0\Outlook\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676	RegSvcs.exe

Adds Run key to start application 2 TTPs 1 IoCs

persistence

Registry Run Keys / Startup Folder

T1060

Modify Registry

T1112

Processes:

RegSvcs.exe

description	ioc	process
Set value (str)	\REGISTRY\USER\S-1-5-21-790309383-526510583-3802439154-1000\Software\Microsoft\Windows\CurrentVersion\Run\CpSnJ = "C:\\Users\\Admin\\AppData\\Local\\Temp\\CpSnJ\\CpSnJ.exe"	RegSvcs.exe

Suspicious use of SetThreadContext 1 IoCs

Processes:

Term and Conditions.exe

description pid process target process

PID 1884 set thread context of 1356 1884 Term and Conditions.exe RegSvcs.exe
Modifies registry key 1 TTPs 1 IoCs

Modify Registry
T1112

Processes:

REG.exe

pid process

1300 REG.exe
Suspicious behavior: EnumeratesProcesses 2 IoCs

Processes:

RegSvcs.exe

pid process

1356 RegSvcs.exe
1356 RegSvcs.exe
Suspicious use of AdjustPrivilegeToken 1 IoCs

Processes:

RegSvcs.exe

description pid process

Token: SeDebugPrivilege 1356 RegSvcs.exe

description	pid	process	target process
PID 1884 set thread context of 1356	1884	Term and Conditions.exe	RegSvcs.exe

pid	process
1300	REG.exe

pid	process
1356	RegSvcs.exe
1356	RegSvcs.exe

description	pid	process
Token: SeDebugPrivilege	1356	RegSvcs.exe

Suspicious use of WriteProcessMemory 16 IoCs

Processes:

Term and Conditions.exeRegSvcs.exe

description	pid	process	target process
PID 1884 wrote to memory of 1356	1884	Term and Conditions.exe	RegSvcs.exe
PID 1884 wrote to memory of 1356	1884	Term and Conditions.exe	RegSvcs.exe
PID 1884 wrote to memory of 1356	1884	Term and Conditions.exe	RegSvcs.exe
PID 1884 wrote to memory of 1356	1884	Term and Conditions.exe	RegSvcs.exe
PID 1884 wrote to memory of 1356	1884	Term and Conditions.exe	RegSvcs.exe
PID 1884 wrote to memory of 1356	1884	Term and Conditions.exe	RegSvcs.exe
PID 1884 wrote to memory of 1356	1884	Term and Conditions.exe	RegSvcs.exe
PID 1884 wrote to memory of 1356	1884	Term and Conditions.exe	RegSvcs.exe
PID 1884 wrote to memory of 1356	1884	Term and Conditions.exe	RegSvcs.exe
PID 1884 wrote to memory of 1356	1884	Term and Conditions.exe	RegSvcs.exe
PID 1884 wrote to memory of 1356	1884	Term and Conditions.exe	RegSvcs.exe
PID 1884 wrote to memory of 1356	1884	Term and Conditions.exe	RegSvcs.exe
PID 1356 wrote to memory of 1300	1356	RegSvcs.exe	REG.exe
PID 1356 wrote to memory of 1300	1356	RegSvcs.exe	REG.exe
PID 1356 wrote to memory of 1300	1356	RegSvcs.exe	REG.exe
PID 1356 wrote to memory of 1300	1356	RegSvcs.exe	REG.exe

outlook_office_path 1 IoCs

Processes:

RegSvcs.exe

description	ioc	process
Key opened	\REGISTRY\USER\S-1-5-21-790309383-526510583-3802439154-1000\Software\Microsoft\Office\16.0\Outlook\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676	RegSvcs.exe

outlook_win_path 1 IoCs

Processes:

RegSvcs.exe

description	ioc	process
Key opened	\REGISTRY\USER\S-1-5-21-790309383-526510583-3802439154-1000\Software\Microsoft\Windows NT\CurrentVersion\Windows Messaging Subsystem\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676	RegSvcs.exe

C:\Users\Admin\AppData\Local\Temp\Term and Conditions.exe
"C:\Users\Admin\AppData\Local\Temp\Term and Conditions.exe"
1⤵
- Suspicious use of SetThreadContext
- Suspicious use of WriteProcessMemory
PID:1884

C:\Windows\Microsoft.NET\Framework\v4.0.30319\RegSvcs.exe
"{path}"
2⤵
- Drops file in Drivers directory
- Accesses Microsoft Outlook profiles
- Adds Run key to start application
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
- outlook_office_path
- outlook_win_path
PID:1356

C:\Windows\SysWOW64\REG.exe
REG add HKCU\Software\Microsoft\Windows\CurrentVersion\Policies\System / v DisableTaskMgr / t REG_DWORD / d 1 / f
3⤵
- Modifies registry key
PID:1300

Network

MITRE ATT&CK Enterprise v6

Initial Access

Execution

Persistence

Registry Run Keys / Startup Folder

1

T1060

Privilege Escalation

Defense Evasion

Modify Registry

2

T1112

Credential Access

Discovery

Lateral Movement

Collection

Email Collection

1

T1114

Command and Control

Exfiltration

Impact

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Downloads

memory/1300-70-0x0000000000000000-mapping.dmp

Download
memory/1356-64-0x000000000044774E-mapping.dmp

Download
memory/1356-59-0x0000000000400000-0x000000000044C000-memory.dmp

Filesize
304KB

Download
memory/1356-58-0x0000000000400000-0x000000000044C000-memory.dmp

Filesize
304KB

Download
memory/1356-61-0x0000000000400000-0x000000000044C000-memory.dmp

Filesize
304KB

Download
memory/1356-62-0x0000000000400000-0x000000000044C000-memory.dmp

Filesize
304KB

Download
memory/1356-63-0x0000000000400000-0x000000000044C000-memory.dmp

Filesize
304KB

Download
memory/1356-66-0x0000000000400000-0x000000000044C000-memory.dmp

Filesize
304KB

Download
memory/1356-68-0x0000000000400000-0x000000000044C000-memory.dmp

Filesize
304KB

Download
memory/1884-56-0x0000000000320000-0x0000000000328000-memory.dmp

Filesize
32KB

Download
memory/1884-57-0x0000000000CB0000-0x0000000000D04000-memory.dmp

Filesize
336KB

Download
memory/1884-54-0x0000000000EE0000-0x0000000000F48000-memory.dmp

Filesize
416KB

Download
memory/1884-55-0x0000000075191000-0x0000000075193000-memory.dmp

Filesize
8KB

Download

Analysis

Sharing

General

Malware Config

Extracted

Signatures

Processes

Network

MITRE ATT&CK Enterprise v6

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Downloads