agenttesla | 3984eb9bbb5210eaf04a4bcdfcc1512a58df9d264cf2e8a19377f59d4fd8e55b

General

Target

BANK CONFIRMATION.exe
Size

630KB
MD5

1559eb5515eb732de889dcdff24662c9
SHA1

69abf00e7e4ab89a0592380413d3d12cfc714cb9
SHA256

3984eb9bbb5210eaf04a4bcdfcc1512a58df9d264cf2e8a19377f59d4fd8e55b
SHA512

f948ed228ae434d55c9f16ff8ab172463fe621955bf58b79cb37dedde104c3c73757513d5243e06968fc4b655432fa399bcec3eafe75ef44a16fd7978814d350

Score

10^/10

agenttesla keylogger spyware stealer trojan

Malware Config

Extracted

Family

agenttesla

Credentials

Protocol: smtp
Host:
smtp.saisianket-tech.com
Port:
587
Username:
akibapen@saisianket-tech.com
Password:
oluwagozie123

Signatures

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

AgentTesla Payload 3 IoCs

Processes:

resource	yara_rule
behavioral1/memory/560-66-0x0000000000400000-0x000000000043C000-memory.dmp	family_agenttesla
behavioral1/memory/560-67-0x00000000004374BE-mapping.dmp	family_agenttesla
behavioral1/memory/560-68-0x0000000000400000-0x000000000043C000-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
Suspicious use of SetThreadContext 1 IoCs

Processes:

BANK CONFIRMATION.exe

description pid process target process

PID 684 set thread context of 560 684 BANK CONFIRMATION.exe BANK CONFIRMATION.exe
Suspicious behavior: EnumeratesProcesses 2 IoCs

Processes:

BANK CONFIRMATION.exe

pid process

560 BANK CONFIRMATION.exe
560 BANK CONFIRMATION.exe
Suspicious use of AdjustPrivilegeToken 1 IoCs

Processes:

BANK CONFIRMATION.exe

description pid process

Token: SeDebugPrivilege 560 BANK CONFIRMATION.exe

description	pid	process	target process
PID 684 set thread context of 560	684	BANK CONFIRMATION.exe	BANK CONFIRMATION.exe

pid	process
560	BANK CONFIRMATION.exe
560	BANK CONFIRMATION.exe

description	pid	process
Token: SeDebugPrivilege	560	BANK CONFIRMATION.exe

Suspicious use of WriteProcessMemory 9 IoCs

Processes:

BANK CONFIRMATION.exe

description	pid	process	target process
PID 684 wrote to memory of 560	684	BANK CONFIRMATION.exe	BANK CONFIRMATION.exe
PID 684 wrote to memory of 560	684	BANK CONFIRMATION.exe	BANK CONFIRMATION.exe
PID 684 wrote to memory of 560	684	BANK CONFIRMATION.exe	BANK CONFIRMATION.exe
PID 684 wrote to memory of 560	684	BANK CONFIRMATION.exe	BANK CONFIRMATION.exe
PID 684 wrote to memory of 560	684	BANK CONFIRMATION.exe	BANK CONFIRMATION.exe
PID 684 wrote to memory of 560	684	BANK CONFIRMATION.exe	BANK CONFIRMATION.exe
PID 684 wrote to memory of 560	684	BANK CONFIRMATION.exe	BANK CONFIRMATION.exe
PID 684 wrote to memory of 560	684	BANK CONFIRMATION.exe	BANK CONFIRMATION.exe
PID 684 wrote to memory of 560	684	BANK CONFIRMATION.exe	BANK CONFIRMATION.exe

C:\Users\Admin\AppData\Local\Temp\BANK CONFIRMATION.exe
"C:\Users\Admin\AppData\Local\Temp\BANK CONFIRMATION.exe"
1⤵
- Suspicious use of SetThreadContext
- Suspicious use of WriteProcessMemory
PID:684

C:\Users\Admin\AppData\Local\Temp\BANK CONFIRMATION.exe
"{path}"
2⤵
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
PID:560

MITRE ATT&CK Matrix ATT&CK v6

Initial Access

Execution

Persistence

Privilege Escalation

Defense Evasion

Credential Access

Credentials in Files

3

T1081

Discovery

Lateral Movement

Collection

Data from Local System

3

T1005

Exfiltration

Command and Control

Impact

Replay Monitor

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Downloads

memory/560-66-0x0000000000400000-0x000000000043C000-memory.dmp

Filesize
240KB

Download
memory/560-67-0x00000000004374BE-mapping.dmp

Download
memory/560-68-0x0000000000400000-0x000000000043C000-memory.dmp

Filesize
240KB

Download
memory/560-70-0x0000000004A00000-0x0000000004A01000-memory.dmp

Filesize
4KB

Download
memory/560-71-0x0000000004A01000-0x0000000004A02000-memory.dmp

Filesize
4KB

Download
memory/684-60-0x0000000000C90000-0x0000000000C91000-memory.dmp

Filesize
4KB

Download
memory/684-62-0x0000000004BB0000-0x0000000004BB1000-memory.dmp

Filesize
4KB

Download
memory/684-63-0x0000000000610000-0x0000000000612000-memory.dmp

Filesize
8KB

Download
memory/684-64-0x0000000007BF0000-0x0000000007C70000-memory.dmp

Filesize
512KB

Download
memory/684-65-0x0000000000BF0000-0x0000000000C2C000-memory.dmp

Filesize
240KB

Download

Analysis

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