agenttesla | 595b1c786ceef31f85e9abf84f8a1f217ede19cc00d6c80a961b16d3e8e5bb17

General

Target

URGENT (QUOTE) FOR POWTEK REQUIREMENT.exe
Size

445KB
MD5

bc61c30aca441ffb05cb6a7f4e20e398
SHA1

c29af58853b9f0add9b799e5b6416c8c62b982dc
SHA256

664bab89e8bf8d8634eae118b560eddc60abf8866d8dba681ed3b50aadfce8c1
SHA512

6bb4233b113538fc9b6295285596bc8760cbcb6fac2438f9736b35f27af2aee9ff1d265d2f01175e7cb30dd3e3a889375d5e340bf7cf940860c7dc1739d33da6

Score

10^/10

agenttesla collection keylogger persistence rezer0 spyware stealer trojan

Malware Config

Extracted

Family

agenttesla

Credentials

Protocol: smtp
Host:
smtp.japhethpumps.com
Port:
587
Username:
[email protected]
Password:
#BkvzVF2

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/892-61-0x0000000000400000-0x0000000000450000-memory.dmp	family_agenttesla
behavioral1/memory/892-62-0x0000000000400000-0x0000000000450000-memory.dmp	family_agenttesla
behavioral1/memory/892-63-0x0000000000400000-0x0000000000450000-memory.dmp	family_agenttesla
behavioral1/memory/892-64-0x000000000044A04E-mapping.dmp	family_agenttesla
behavioral1/memory/892-66-0x0000000000400000-0x0000000000450000-memory.dmp	family_agenttesla
behavioral1/memory/892-68-0x0000000000400000-0x0000000000450000-memory.dmp	family_agenttesla

ReZer0 packer 1 IoCs

Detects ReZer0, a packer with multiple versions used in various campaigns.

rezer0

Processes:

resource	yara_rule
behavioral1/memory/632-57-0x0000000000C90000-0x0000000000CE6000-memory.dmp	rezer0

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

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 stealer

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 stealer

Data from Local System
T1005

Credentials in Files
T1081

Accesses Microsoft Outlook profiles 1 TTPs 3 IoCs

collection

Email Collection

T1114

Processes:

URGENT (QUOTE) FOR POWTEK REQUIREMENT.exe

description	ioc	process
Key opened	\REGISTRY\USER\S-1-5-21-1819626980-2277161760-1023733287-1000\Software\Microsoft\Office\15.0\Outlook\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676	URGENT (QUOTE) FOR POWTEK REQUIREMENT.exe
Key opened	\REGISTRY\USER\S-1-5-21-1819626980-2277161760-1023733287-1000\Software\Microsoft\Windows NT\CurrentVersion\Windows Messaging Subsystem\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676	URGENT (QUOTE) FOR POWTEK REQUIREMENT.exe
Key opened	\REGISTRY\USER\S-1-5-21-1819626980-2277161760-1023733287-1000\Software\Microsoft\Office\16.0\Outlook\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676	URGENT (QUOTE) FOR POWTEK REQUIREMENT.exe

Adds Run key to start application 2 TTPs 1 IoCs

persistence

Registry Run Keys / Startup Folder

T1060

Modify Registry

T1112

Processes:

URGENT (QUOTE) FOR POWTEK REQUIREMENT.exe

description	ioc	process
Set value (str)	\REGISTRY\USER\S-1-5-21-1819626980-2277161760-1023733287-1000\Software\Microsoft\Windows\CurrentVersion\Run\gJTQZJaa = "C:\\Users\\Admin\\AppData\\Roaming\\kMjMsex\\mkWaP.exe"	URGENT (QUOTE) FOR POWTEK REQUIREMENT.exe

Suspicious use of SetThreadContext 1 IoCs

Processes:

URGENT (QUOTE) FOR POWTEK REQUIREMENT.exe

description	pid	process	target process
PID 632 set thread context of 892	632	URGENT (QUOTE) FOR POWTEK REQUIREMENT.exe	URGENT (QUOTE) FOR POWTEK REQUIREMENT.exe

Suspicious behavior: EnumeratesProcesses 2 IoCs

Processes:

URGENT (QUOTE) FOR POWTEK REQUIREMENT.exe

pid process

892 URGENT (QUOTE) FOR POWTEK REQUIREMENT.exe
892 URGENT (QUOTE) FOR POWTEK REQUIREMENT.exe
Suspicious use of AdjustPrivilegeToken 1 IoCs

Processes:

URGENT (QUOTE) FOR POWTEK REQUIREMENT.exe

description pid process

Token: SeDebugPrivilege 892 URGENT (QUOTE) FOR POWTEK REQUIREMENT.exe
Suspicious use of SetWindowsHookEx 1 IoCs

Processes:

URGENT (QUOTE) FOR POWTEK REQUIREMENT.exe

pid process

892 URGENT (QUOTE) FOR POWTEK REQUIREMENT.exe

pid	process
892	URGENT (QUOTE) FOR POWTEK REQUIREMENT.exe
892	URGENT (QUOTE) FOR POWTEK REQUIREMENT.exe

description	pid	process
Token: SeDebugPrivilege	892	URGENT (QUOTE) FOR POWTEK REQUIREMENT.exe

pid	process
892	URGENT (QUOTE) FOR POWTEK REQUIREMENT.exe

Suspicious use of WriteProcessMemory 9 IoCs

Processes:

URGENT (QUOTE) FOR POWTEK REQUIREMENT.exe

description	pid	process	target process
PID 632 wrote to memory of 892	632	URGENT (QUOTE) FOR POWTEK REQUIREMENT.exe	URGENT (QUOTE) FOR POWTEK REQUIREMENT.exe
PID 632 wrote to memory of 892	632	URGENT (QUOTE) FOR POWTEK REQUIREMENT.exe	URGENT (QUOTE) FOR POWTEK REQUIREMENT.exe
PID 632 wrote to memory of 892	632	URGENT (QUOTE) FOR POWTEK REQUIREMENT.exe	URGENT (QUOTE) FOR POWTEK REQUIREMENT.exe
PID 632 wrote to memory of 892	632	URGENT (QUOTE) FOR POWTEK REQUIREMENT.exe	URGENT (QUOTE) FOR POWTEK REQUIREMENT.exe
PID 632 wrote to memory of 892	632	URGENT (QUOTE) FOR POWTEK REQUIREMENT.exe	URGENT (QUOTE) FOR POWTEK REQUIREMENT.exe
PID 632 wrote to memory of 892	632	URGENT (QUOTE) FOR POWTEK REQUIREMENT.exe	URGENT (QUOTE) FOR POWTEK REQUIREMENT.exe
PID 632 wrote to memory of 892	632	URGENT (QUOTE) FOR POWTEK REQUIREMENT.exe	URGENT (QUOTE) FOR POWTEK REQUIREMENT.exe
PID 632 wrote to memory of 892	632	URGENT (QUOTE) FOR POWTEK REQUIREMENT.exe	URGENT (QUOTE) FOR POWTEK REQUIREMENT.exe
PID 632 wrote to memory of 892	632	URGENT (QUOTE) FOR POWTEK REQUIREMENT.exe	URGENT (QUOTE) FOR POWTEK REQUIREMENT.exe

outlook_office_path 1 IoCs

Processes:

URGENT (QUOTE) FOR POWTEK REQUIREMENT.exe

description	ioc	process
Key opened	\REGISTRY\USER\S-1-5-21-1819626980-2277161760-1023733287-1000\Software\Microsoft\Office\16.0\Outlook\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676	URGENT (QUOTE) FOR POWTEK REQUIREMENT.exe

outlook_win_path 1 IoCs

Processes:

URGENT (QUOTE) FOR POWTEK REQUIREMENT.exe

description	ioc	process
Key opened	\REGISTRY\USER\S-1-5-21-1819626980-2277161760-1023733287-1000\Software\Microsoft\Windows NT\CurrentVersion\Windows Messaging Subsystem\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676	URGENT (QUOTE) FOR POWTEK REQUIREMENT.exe

C:\Users\Admin\AppData\Local\Temp\URGENT (QUOTE) FOR POWTEK REQUIREMENT.exe
"C:\Users\Admin\AppData\Local\Temp\URGENT (QUOTE) FOR POWTEK REQUIREMENT.exe"
1⤵
- Suspicious use of SetThreadContext
- Suspicious use of WriteProcessMemory
PID:632

C:\Users\Admin\AppData\Local\Temp\URGENT (QUOTE) FOR POWTEK REQUIREMENT.exe
"{path}"
2⤵
- Accesses Microsoft Outlook profiles
- Adds Run key to start application
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of SetWindowsHookEx
- outlook_office_path
- outlook_win_path
PID:892

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

Email Collection

Command and Control

Exfiltration

Impact

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Downloads

memory/632-54-0x0000000000D40000-0x0000000000DB6000-memory.dmp

Filesize
472KB

Download
memory/632-55-0x0000000075391000-0x0000000075393000-memory.dmp

Filesize
8KB

Download
memory/632-56-0x00000000002C0000-0x00000000002C8000-memory.dmp

Filesize
32KB

Download
memory/632-57-0x0000000000C90000-0x0000000000CE6000-memory.dmp

Filesize
344KB

Download
memory/892-58-0x0000000000400000-0x0000000000450000-memory.dmp

Filesize
320KB

Download
memory/892-59-0x0000000000400000-0x0000000000450000-memory.dmp

Filesize
320KB

Download
memory/892-61-0x0000000000400000-0x0000000000450000-memory.dmp

Filesize
320KB

Download
memory/892-62-0x0000000000400000-0x0000000000450000-memory.dmp

Filesize
320KB

Download
memory/892-63-0x0000000000400000-0x0000000000450000-memory.dmp

Filesize
320KB

Download
memory/892-64-0x000000000044A04E-mapping.dmp

Download
memory/892-66-0x0000000000400000-0x0000000000450000-memory.dmp

Filesize
320KB

Download
memory/892-68-0x0000000000400000-0x0000000000450000-memory.dmp

Filesize
320KB

Download

Analysis

Sharing

General

Malware Config

Extracted

Signatures

Processes

Network

MITRE ATT&CK Enterprise v6

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Downloads