agenttesla | d74b6c8662bcd8d74ab69f4959f4cc7e0c9298860d7b782c4bc8a810cb411353

General

Target

DHL Receipt_AWB#2045829822.exe
Size

543KB
MD5

ef4965b918eaf2d304c6278bf64c8714
SHA1

61177734335a54f472b2b5cecacd731e5e7de08c
SHA256

b99967ce372dc403c15d04d922a3f2ad461f55fe634aa5f00938fa3ef8d5fc4d
SHA512

48eb139ec3f6d591aa1a26ca2c10d7d95494920da61b4e3343f5eb4fa562e5572b210bcaf35f16be4ddf6fda7dce009712b6e9edd8de5b955e6fea0cdd1810c3

Score

10^/10

agenttesla collection keylogger persistence spyware stealer trojan

Malware Config

Extracted

Family

agenttesla

Credentials

Protocol: smtp
Host:
mail.croatiahunt.com
Port:
587
Username:
info@croatiahunt.com
Password:
VilaVrgade852

Signatures

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

AgentTesla Payload 5 IoCs

Processes:

resource	yara_rule
behavioral1/memory/1404-63-0x0000000000400000-0x000000000043C000-memory.dmp	family_agenttesla
behavioral1/memory/1404-64-0x0000000000400000-0x000000000043C000-memory.dmp	family_agenttesla
behavioral1/memory/1404-65-0x0000000000400000-0x000000000043C000-memory.dmp	family_agenttesla
behavioral1/memory/1404-66-0x00000000004375AE-mapping.dmp	family_agenttesla
behavioral1/memory/1404-67-0x0000000000400000-0x000000000043C000-memory.dmp	family_agenttesla

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:

DHL Receipt_AWB#2045829822.exe

description	ioc	process
Key opened	\REGISTRY\USER\S-1-5-21-2955169046-2371869340-1800780948-1000\Software\Microsoft\Office\15.0\Outlook\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676	DHL Receipt_AWB#2045829822.exe
Key opened	\REGISTRY\USER\S-1-5-21-2955169046-2371869340-1800780948-1000\Software\Microsoft\Windows NT\CurrentVersion\Windows Messaging Subsystem\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676	DHL Receipt_AWB#2045829822.exe
Key opened	\REGISTRY\USER\S-1-5-21-2955169046-2371869340-1800780948-1000\Software\Microsoft\Office\16.0\Outlook\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676	DHL Receipt_AWB#2045829822.exe

Adds Run key to start application 2 TTPs 1 IoCs

persistence

Registry Run Keys / Startup Folder

T1060

Modify Registry

T1112

Processes:

DHL Receipt_AWB#2045829822.exe

description	ioc	process
Set value (str)	\REGISTRY\USER\S-1-5-21-2955169046-2371869340-1800780948-1000\Software\Microsoft\Windows\CurrentVersion\Run\BnevyAj = "C:\\Users\\Admin\\AppData\\Roaming\\BnevyAj\\BnevyAj.exe"	DHL Receipt_AWB#2045829822.exe

Suspicious use of SetThreadContext 1 IoCs

Processes:

DHL Receipt_AWB#2045829822.exe

description pid process target process

PID 1728 set thread context of 1404 1728 DHL Receipt_AWB#2045829822.exe DHL Receipt_AWB#2045829822.exe
Suspicious behavior: EnumeratesProcesses 2 IoCs

Processes:

DHL Receipt_AWB#2045829822.exe

pid process

1404 DHL Receipt_AWB#2045829822.exe
1404 DHL Receipt_AWB#2045829822.exe
Suspicious use of AdjustPrivilegeToken 1 IoCs

Processes:

DHL Receipt_AWB#2045829822.exe

description pid process

Token: SeDebugPrivilege 1404 DHL Receipt_AWB#2045829822.exe

description	pid	process	target process
PID 1728 set thread context of 1404	1728	DHL Receipt_AWB#2045829822.exe	DHL Receipt_AWB#2045829822.exe

pid	process
1404	DHL Receipt_AWB#2045829822.exe
1404	DHL Receipt_AWB#2045829822.exe

description	pid	process
Token: SeDebugPrivilege	1404	DHL Receipt_AWB#2045829822.exe

Suspicious use of WriteProcessMemory 9 IoCs

Processes:

DHL Receipt_AWB#2045829822.exe

description	pid	process	target process
PID 1728 wrote to memory of 1404	1728	DHL Receipt_AWB#2045829822.exe	DHL Receipt_AWB#2045829822.exe
PID 1728 wrote to memory of 1404	1728	DHL Receipt_AWB#2045829822.exe	DHL Receipt_AWB#2045829822.exe
PID 1728 wrote to memory of 1404	1728	DHL Receipt_AWB#2045829822.exe	DHL Receipt_AWB#2045829822.exe
PID 1728 wrote to memory of 1404	1728	DHL Receipt_AWB#2045829822.exe	DHL Receipt_AWB#2045829822.exe
PID 1728 wrote to memory of 1404	1728	DHL Receipt_AWB#2045829822.exe	DHL Receipt_AWB#2045829822.exe
PID 1728 wrote to memory of 1404	1728	DHL Receipt_AWB#2045829822.exe	DHL Receipt_AWB#2045829822.exe
PID 1728 wrote to memory of 1404	1728	DHL Receipt_AWB#2045829822.exe	DHL Receipt_AWB#2045829822.exe
PID 1728 wrote to memory of 1404	1728	DHL Receipt_AWB#2045829822.exe	DHL Receipt_AWB#2045829822.exe
PID 1728 wrote to memory of 1404	1728	DHL Receipt_AWB#2045829822.exe	DHL Receipt_AWB#2045829822.exe

outlook_office_path 1 IoCs

Processes:

DHL Receipt_AWB#2045829822.exe

description	ioc	process
Key opened	\REGISTRY\USER\S-1-5-21-2955169046-2371869340-1800780948-1000\Software\Microsoft\Office\16.0\Outlook\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676	DHL Receipt_AWB#2045829822.exe

outlook_win_path 1 IoCs

Processes:

DHL Receipt_AWB#2045829822.exe

description	ioc	process
Key opened	\REGISTRY\USER\S-1-5-21-2955169046-2371869340-1800780948-1000\Software\Microsoft\Windows NT\CurrentVersion\Windows Messaging Subsystem\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676	DHL Receipt_AWB#2045829822.exe

C:\Users\Admin\AppData\Local\Temp\DHL Receipt_AWB#2045829822.exe
"C:\Users\Admin\AppData\Local\Temp\DHL Receipt_AWB#2045829822.exe"
1⤵
- Suspicious use of SetThreadContext
- Suspicious use of WriteProcessMemory
PID:1728

C:\Users\Admin\AppData\Local\Temp\DHL Receipt_AWB#2045829822.exe
"C:\Users\Admin\AppData\Local\Temp\DHL Receipt_AWB#2045829822.exe"
2⤵
- Accesses Microsoft Outlook profiles
- Adds Run key to start application
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
- outlook_office_path
- outlook_win_path
PID:1404

MITRE ATT&CK Matrix ATT&CK 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

Email Collection

1

T1114

Exfiltration

Command and Control

Impact

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Downloads

memory/1404-65-0x0000000000400000-0x000000000043C000-memory.dmp

Filesize
240KB

Download
memory/1404-64-0x0000000000400000-0x000000000043C000-memory.dmp

Filesize
240KB

Download
memory/1404-70-0x00000000049F1000-0x00000000049F2000-memory.dmp

Filesize
4KB

Download
memory/1404-69-0x00000000049F0000-0x00000000049F1000-memory.dmp

Filesize
4KB

Download
memory/1404-67-0x0000000000400000-0x000000000043C000-memory.dmp

Filesize
240KB

Download
memory/1404-61-0x0000000000400000-0x000000000043C000-memory.dmp

Filesize
240KB

Download
memory/1404-63-0x0000000000400000-0x000000000043C000-memory.dmp

Filesize
240KB

Download
memory/1404-62-0x0000000000400000-0x000000000043C000-memory.dmp

Filesize
240KB

Download
memory/1404-66-0x00000000004375AE-mapping.dmp

Download
memory/1728-55-0x0000000001040000-0x0000000001041000-memory.dmp

Filesize
4KB

Download
memory/1728-57-0x0000000075F41000-0x0000000075F43000-memory.dmp

Filesize
8KB

Download
memory/1728-60-0x0000000004B80000-0x0000000004BD8000-memory.dmp

Filesize
352KB

Download
memory/1728-59-0x0000000004C30000-0x0000000004C31000-memory.dmp

Filesize
4KB

Download
memory/1728-58-0x00000000004F0000-0x00000000004F7000-memory.dmp

Filesize
28KB

Download

Analysis

Sharing

General

Malware Config

Extracted

Signatures

Processes

Network

MITRE ATT&CK Matrix ATT&CK v6

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Downloads