agenttesla | c3c3f470611ca082a3c638b2f5f589c8459ce8abd9f2f8fbde6a7916f12bc2a1

General

Target

sales _pdf.exe
Size

389KB
MD5

4747f3b3a3564b5ea5c5ae0458e8cbdd
SHA1

6fe111382094e485c5f4c94cee08326073326c9c
SHA256

6fee5f036747f42839ee7df45c9f6480c9a5e7f3eddd546638f26858b2dc2276
SHA512

99b7f8798c787a268f9b7e5facab12e4ac75bc0f60e38dde76a38338888340ad697d1e1fc7e8576364f026bfbdef27330b9324d079c7e3560b6443c123dabb1b

Score

10^/10

agenttesla collection keylogger spyware stealer trojan

Malware Config

Extracted

Family

agenttesla

Credentials

Protocol: smtp
Host:
mail.parshavayealborz.com
Port:
587
Username:
[email protected]
Password:
P@rshava123456

Signatures

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

AgentTesla Payload 1 IoCs

Processes:

resource	yara_rule
behavioral2/memory/4560-138-0x0000000000400000-0x000000000044C000-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-1-5-21-2632097139-1792035885-811742494-1000\Software\Microsoft\Office\16.0\Outlook\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676	RegSvcs.exe
Key opened	\REGISTRY\USER\S-1-5-21-2632097139-1792035885-811742494-1000\Software\Microsoft\Office\15.0\Outlook\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676	RegSvcs.exe
Key opened	\REGISTRY\USER\S-1-5-21-2632097139-1792035885-811742494-1000\Software\Microsoft\Windows NT\CurrentVersion\Windows Messaging Subsystem\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676	RegSvcs.exe

Suspicious use of SetThreadContext 1 IoCs

Processes:

sales _pdf.exe

description pid process target process

PID 4208 set thread context of 4560 4208 sales _pdf.exe RegSvcs.exe
Modifies registry key 1 TTPs 1 IoCs

Modify Registry
T1112

Processes:

REG.exe

pid process

308 REG.exe
Suspicious behavior: EnumeratesProcesses 6 IoCs

Processes:

sales _pdf.exeRegSvcs.exe

pid process

4208 sales _pdf.exe
4208 sales _pdf.exe
4208 sales _pdf.exe
4208 sales _pdf.exe
4560 RegSvcs.exe
4560 RegSvcs.exe
Suspicious use of AdjustPrivilegeToken 2 IoCs

Processes:

sales _pdf.exeRegSvcs.exe

description pid process

Token: SeDebugPrivilege 4208 sales _pdf.exe
Token: SeDebugPrivilege 4560 RegSvcs.exe

description	pid	process	target process
PID 4208 set thread context of 4560	4208	sales _pdf.exe	RegSvcs.exe

pid	process
308	REG.exe

pid	process
4208	sales _pdf.exe
4208	sales _pdf.exe
4208	sales _pdf.exe
4208	sales _pdf.exe
4560	RegSvcs.exe
4560	RegSvcs.exe

description	pid	process
Token: SeDebugPrivilege	4208	sales _pdf.exe
Token: SeDebugPrivilege	4560	RegSvcs.exe

Suspicious use of WriteProcessMemory 17 IoCs

Processes:

sales _pdf.exeRegSvcs.exe

description	pid	process	target process
PID 4208 wrote to memory of 4516	4208	sales _pdf.exe	RegSvcs.exe
PID 4208 wrote to memory of 4516	4208	sales _pdf.exe	RegSvcs.exe
PID 4208 wrote to memory of 4516	4208	sales _pdf.exe	RegSvcs.exe
PID 4208 wrote to memory of 1352	4208	sales _pdf.exe	RegSvcs.exe
PID 4208 wrote to memory of 1352	4208	sales _pdf.exe	RegSvcs.exe
PID 4208 wrote to memory of 1352	4208	sales _pdf.exe	RegSvcs.exe
PID 4208 wrote to memory of 4560	4208	sales _pdf.exe	RegSvcs.exe
PID 4208 wrote to memory of 4560	4208	sales _pdf.exe	RegSvcs.exe
PID 4208 wrote to memory of 4560	4208	sales _pdf.exe	RegSvcs.exe
PID 4208 wrote to memory of 4560	4208	sales _pdf.exe	RegSvcs.exe
PID 4208 wrote to memory of 4560	4208	sales _pdf.exe	RegSvcs.exe
PID 4208 wrote to memory of 4560	4208	sales _pdf.exe	RegSvcs.exe
PID 4208 wrote to memory of 4560	4208	sales _pdf.exe	RegSvcs.exe
PID 4208 wrote to memory of 4560	4208	sales _pdf.exe	RegSvcs.exe
PID 4560 wrote to memory of 308	4560	RegSvcs.exe	REG.exe
PID 4560 wrote to memory of 308	4560	RegSvcs.exe	REG.exe
PID 4560 wrote to memory of 308	4560	RegSvcs.exe	REG.exe

outlook_office_path 1 IoCs

Processes:

RegSvcs.exe

description	ioc	process
Key opened	\REGISTRY\USER\S-1-5-21-2632097139-1792035885-811742494-1000\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-1-5-21-2632097139-1792035885-811742494-1000\Software\Microsoft\Windows NT\CurrentVersion\Windows Messaging Subsystem\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676	RegSvcs.exe

C:\Users\Admin\AppData\Local\Temp\sales _pdf.exe
"C:\Users\Admin\AppData\Local\Temp\sales _pdf.exe"
1⤵
- Suspicious use of SetThreadContext
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
PID:4208

C:\Windows\Microsoft.NET\Framework\v4.0.30319\RegSvcs.exe
"{path}"
2⤵
PID:4516

C:\Windows\Microsoft.NET\Framework\v4.0.30319\RegSvcs.exe
"{path}"
2⤵
PID:1352

C:\Windows\Microsoft.NET\Framework\v4.0.30319\RegSvcs.exe
"{path}"
2⤵
- Drops file in Drivers directory
- Accesses Microsoft Outlook profiles
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
- outlook_office_path
- outlook_win_path
PID:4560

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:308

Network

MITRE ATT&CK Matrix ATT&CK v6

Initial Access

Execution

Persistence

Privilege Escalation

Defense Evasion

Modify Registry

1

T1112

Credential Access

Discovery

Lateral Movement

Collection

Email Collection

1

T1114

Exfiltration

Command and Control

Impact

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Downloads

memory/308-141-0x0000000000000000-mapping.dmp

Download
memory/1352-136-0x0000000000000000-mapping.dmp

Download
memory/4208-130-0x0000000000310000-0x0000000000378000-memory.dmp

Filesize
416KB

Download
memory/4208-131-0x0000000005240000-0x00000000057E4000-memory.dmp

Filesize
5.6MB

Download
memory/4208-132-0x0000000004D30000-0x0000000004DC2000-memory.dmp

Filesize
584KB

Download
memory/4208-133-0x0000000004DD0000-0x0000000004DDA000-memory.dmp

Filesize
40KB

Download
memory/4208-134-0x0000000008560000-0x00000000085FC000-memory.dmp

Filesize
624KB

Download
memory/4516-135-0x0000000000000000-mapping.dmp

Download
memory/4560-137-0x0000000000000000-mapping.dmp

Download
memory/4560-138-0x0000000000400000-0x000000000044C000-memory.dmp

Filesize
304KB

Download
memory/4560-139-0x00000000057D0000-0x0000000005836000-memory.dmp

Filesize
408KB

Download
memory/4560-140-0x0000000005E90000-0x0000000005EE0000-memory.dmp

Filesize
320KB

Download

Analysis

Sharing

General

Malware Config

Extracted

Signatures

Processes

Network

MITRE ATT&CK Matrix ATT&CK v6

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Downloads