agenttesla | 02092b1f69598ecf3398e09437397c728fc452279d609d934e6dd022ec2a214c

General

Target

jKiL1mzTAVltJ30.exe
Size

1.1MB
MD5

75e6d9d24a6366383f3315536f9ee1a3
SHA1

efaf4af7a2ffb745d2fb23206d1be9eef8c3bd85
SHA256

02092b1f69598ecf3398e09437397c728fc452279d609d934e6dd022ec2a214c
SHA512

7f55b1000aecc8113747bd3b3463a346f1cae38cbf2cdd5e9770c0c3a0c5ac34edf168a195d610ac13b771e5e817df7240a0cd7a3c3a2afc751d64bc88c441a3

Score

10^/10

agenttesla keylogger spyware stealer trojan

Malware Config

Extracted

Family

agenttesla

Credentials

Protocol: smtp
Host:
mail.cefortem.cat
Port:
587
Username:
presidencia@cefortem.cat
Password:
Vft284Rpyn

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/1936-9-0x0000000000400000-0x000000000043C000-memory.dmp	family_agenttesla
behavioral1/memory/1936-10-0x00000000004374DE-mapping.dmp	family_agenttesla
behavioral1/memory/1936-12-0x0000000000400000-0x000000000043C000-memory.dmp	family_agenttesla

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

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

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

Data from Local System
T1005

Credentials in Files
T1081
Suspicious use of SetThreadContext 1 IoCs

Processes:

jKiL1mzTAVltJ30.exe

description pid process target process

PID 2004 set thread context of 1936 2004 jKiL1mzTAVltJ30.exe jKiL1mzTAVltJ30.exe
Suspicious behavior: EnumeratesProcesses 5 IoCs

Processes:

jKiL1mzTAVltJ30.exejKiL1mzTAVltJ30.exe

pid process

2004 jKiL1mzTAVltJ30.exe
2004 jKiL1mzTAVltJ30.exe
2004 jKiL1mzTAVltJ30.exe
1936 jKiL1mzTAVltJ30.exe
1936 jKiL1mzTAVltJ30.exe
Suspicious use of AdjustPrivilegeToken 2 IoCs

Processes:

jKiL1mzTAVltJ30.exejKiL1mzTAVltJ30.exe

description pid process

Token: SeDebugPrivilege 2004 jKiL1mzTAVltJ30.exe
Token: SeDebugPrivilege 1936 jKiL1mzTAVltJ30.exe
Suspicious use of SetWindowsHookEx 1 IoCs

Processes:

jKiL1mzTAVltJ30.exe

pid process

1936 jKiL1mzTAVltJ30.exe

description	pid	process	target process
PID 2004 set thread context of 1936	2004	jKiL1mzTAVltJ30.exe	jKiL1mzTAVltJ30.exe

pid	process
2004	jKiL1mzTAVltJ30.exe
2004	jKiL1mzTAVltJ30.exe
2004	jKiL1mzTAVltJ30.exe
1936	jKiL1mzTAVltJ30.exe
1936	jKiL1mzTAVltJ30.exe

description	pid	process
Token: SeDebugPrivilege	2004	jKiL1mzTAVltJ30.exe
Token: SeDebugPrivilege	1936	jKiL1mzTAVltJ30.exe

pid	process
1936	jKiL1mzTAVltJ30.exe

Suspicious use of WriteProcessMemory 9 IoCs

Processes:

jKiL1mzTAVltJ30.exe

description	pid	process	target process
PID 2004 wrote to memory of 1936	2004	jKiL1mzTAVltJ30.exe	jKiL1mzTAVltJ30.exe
PID 2004 wrote to memory of 1936	2004	jKiL1mzTAVltJ30.exe	jKiL1mzTAVltJ30.exe
PID 2004 wrote to memory of 1936	2004	jKiL1mzTAVltJ30.exe	jKiL1mzTAVltJ30.exe
PID 2004 wrote to memory of 1936	2004	jKiL1mzTAVltJ30.exe	jKiL1mzTAVltJ30.exe
PID 2004 wrote to memory of 1936	2004	jKiL1mzTAVltJ30.exe	jKiL1mzTAVltJ30.exe
PID 2004 wrote to memory of 1936	2004	jKiL1mzTAVltJ30.exe	jKiL1mzTAVltJ30.exe
PID 2004 wrote to memory of 1936	2004	jKiL1mzTAVltJ30.exe	jKiL1mzTAVltJ30.exe
PID 2004 wrote to memory of 1936	2004	jKiL1mzTAVltJ30.exe	jKiL1mzTAVltJ30.exe
PID 2004 wrote to memory of 1936	2004	jKiL1mzTAVltJ30.exe	jKiL1mzTAVltJ30.exe

C:\Users\Admin\AppData\Local\Temp\jKiL1mzTAVltJ30.exe
"C:\Users\Admin\AppData\Local\Temp\jKiL1mzTAVltJ30.exe"
1⤵
- Suspicious use of SetThreadContext
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
PID:2004

C:\Users\Admin\AppData\Local\Temp\jKiL1mzTAVltJ30.exe
"{path}"
2⤵
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of SetWindowsHookEx
PID:1936

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/1936-9-0x0000000000400000-0x000000000043C000-memory.dmp

Filesize
240KB

Download
memory/1936-10-0x00000000004374DE-mapping.dmp

Download
memory/1936-11-0x0000000073AF0000-0x00000000741DE000-memory.dmp

Filesize
6.9MB

Download
memory/1936-12-0x0000000000400000-0x000000000043C000-memory.dmp

Filesize
240KB

Download
memory/1936-14-0x0000000004C50000-0x0000000004C51000-memory.dmp

Filesize
4KB

Download
memory/1936-15-0x0000000004C51000-0x0000000004C52000-memory.dmp

Filesize
4KB

Download
memory/2004-2-0x0000000073AF0000-0x00000000741DE000-memory.dmp

Filesize
6.9MB

Download
memory/2004-3-0x0000000000CA0000-0x0000000000CA1000-memory.dmp

Filesize
4KB

Download
memory/2004-5-0x0000000005E40000-0x0000000005F31000-memory.dmp

Filesize
964KB

Download
memory/2004-6-0x0000000005E00000-0x0000000005E01000-memory.dmp

Filesize
4KB

Download
memory/2004-7-0x00000000003D0000-0x00000000003DE000-memory.dmp

Filesize
56KB

Download
memory/2004-8-0x0000000007000000-0x0000000007093000-memory.dmp

Filesize
588KB

Download

Analysis

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