agenttesla | feab2c3085065afaf7682bfb8fcfbca28ac3324132735d9e17ada750b9597e23

General

Target

image0056.exe
Size

554KB
MD5

cf30f1a4eb0d27d4cdab2c32329622fa
SHA1

7c02023f6f01595aaf0fe6cbe3e5cf3f06c80b5d
SHA256

feab2c3085065afaf7682bfb8fcfbca28ac3324132735d9e17ada750b9597e23
SHA512

551aa6294adda3b40c91c9fe7d1c58656f74d21ebcb9dd2442c92770a562cabdba459dd3e1c275bf48e5472929ad631d538665f112c394a8d6944766fc504290

Score

10^/10

agenttesla keylogger spyware stealer trojan

Malware Config

Extracted

Family

agenttesla

Credentials

Protocol: smtp
Host:
smtp.ociii.net
Port:
587
Username:
[email protected]
Password:
yearofblockmoney5024

Signatures

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

AgentTesla Payload 4 IoCs

Processes:

resource	yara_rule
behavioral1/memory/1572-4-0x0000000000400000-0x000000000044C000-memory.dmp	family_agenttesla
behavioral1/memory/1572-5-0x0000000000446B2E-mapping.dmp	family_agenttesla
behavioral1/memory/1572-6-0x0000000000400000-0x000000000044C000-memory.dmp	family_agenttesla
behavioral1/memory/1572-7-0x0000000000400000-0x000000000044C000-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:

image0056.exe

description pid process target process

PID 2040 set thread context of 1572 2040 image0056.exe image0056.exe
Enumerates physical storage devices 1 TTPs
Attempts to interact with connected storage/optical drive(s). Likely ransomware behaviour.

System Information Discovery
T1082
Creates scheduled task(s) 1 TTPs 1 IoCs
Schtasks is often used by malware for persistence or to perform post-infection execution.
persistence

Scheduled Task
T1053

Processes:

schtasks.exe

pid process

1420 schtasks.exe
Suspicious behavior: EnumeratesProcesses 3 IoCs

Processes:

image0056.exeimage0056.exe

pid process

2040 image0056.exe
1572 image0056.exe
1572 image0056.exe
Suspicious use of AdjustPrivilegeToken 2 IoCs

Processes:

image0056.exeimage0056.exe

description pid process

Token: SeDebugPrivilege 2040 image0056.exe
Token: SeDebugPrivilege 1572 image0056.exe

description	pid	process	target process
PID 2040 set thread context of 1572	2040	image0056.exe	image0056.exe

pid	process
1420	schtasks.exe

pid	process
2040	image0056.exe
1572	image0056.exe
1572	image0056.exe

description	pid	process
Token: SeDebugPrivilege	2040	image0056.exe
Token: SeDebugPrivilege	1572	image0056.exe

Suspicious use of WriteProcessMemory 13 IoCs

Processes:

image0056.exe

description	pid	process	target process
PID 2040 wrote to memory of 1420	2040	image0056.exe	schtasks.exe
PID 2040 wrote to memory of 1420	2040	image0056.exe	schtasks.exe
PID 2040 wrote to memory of 1420	2040	image0056.exe	schtasks.exe
PID 2040 wrote to memory of 1420	2040	image0056.exe	schtasks.exe
PID 2040 wrote to memory of 1572	2040	image0056.exe	image0056.exe
PID 2040 wrote to memory of 1572	2040	image0056.exe	image0056.exe
PID 2040 wrote to memory of 1572	2040	image0056.exe	image0056.exe
PID 2040 wrote to memory of 1572	2040	image0056.exe	image0056.exe
PID 2040 wrote to memory of 1572	2040	image0056.exe	image0056.exe
PID 2040 wrote to memory of 1572	2040	image0056.exe	image0056.exe
PID 2040 wrote to memory of 1572	2040	image0056.exe	image0056.exe
PID 2040 wrote to memory of 1572	2040	image0056.exe	image0056.exe
PID 2040 wrote to memory of 1572	2040	image0056.exe	image0056.exe

C:\Users\Admin\AppData\Local\Temp\image0056.exe
"C:\Users\Admin\AppData\Local\Temp\image0056.exe"
1⤵
- Suspicious use of SetThreadContext
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
PID:2040

C:\Windows\SysWOW64\schtasks.exe
"C:\Windows\System32\schtasks.exe" /Create /TN "Updates\jFxJyvevQgUV" /XML "C:\Users\Admin\AppData\Local\Temp\tmp8BBB.tmp"
2⤵
- Creates scheduled task(s)
PID:1420

C:\Users\Admin\AppData\Local\Temp\image0056.exe
"{path}"
2⤵
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
PID:1572

MITRE ATT&CK Matrix ATT&CK v6

Initial Access

Execution

Scheduled Task

1

T1053

Persistence

Scheduled Task

1

T1053

Privilege Escalation

Scheduled Task

1

T1053

Defense Evasion

Credential Access

Credentials in Files

3

T1081

Discovery

System Information Discovery

1

T1082

Lateral Movement

Collection

Data from Local System

3

T1005

Exfiltration

Command and Control

Impact

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Downloads

C:\Users\Admin\AppData\Local\Temp\tmp8BBB.tmp
MD5
0e151956f1cad232991c58060c12da57

SHA1
d0534ecc8bc8370643397ccdb6a416795a62d56a

SHA256
3542cff69c6e6d24432085ccf47529928d9460bde4e9acd38992c9ae67addf07

SHA512
142bfb786426bc567b94733c49237a014d3c21f641111f2f5edc80fec4c462868067e106a50117308451beba287985f9d0344be3323946ef53910a04a328c4e3

Download Submit
memory/1420-2-0x0000000000000000-mapping.dmp

Download
memory/1572-4-0x0000000000400000-0x000000000044C000-memory.dmp

Filesize
304KB

Download
memory/1572-5-0x0000000000446B2E-mapping.dmp

Download
memory/1572-6-0x0000000000400000-0x000000000044C000-memory.dmp

Filesize
304KB

Download
memory/1572-7-0x0000000000400000-0x000000000044C000-memory.dmp

Filesize
304KB

Download
memory/2040-1-0x0000000000000000-0x0000000000000000-disk.dmp

Download

Analysis

Sharing

General

Malware Config

Extracted

Signatures

Processes

Network

MITRE ATT&CK Matrix ATT&CK v6

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Downloads