agenttesla | cbda39c31315687590c184cd2626289865fd5abbb42295fe60741ec5135a7119

General

Target

Swift.exe
Size

821KB
MD5

6c8348a7919b86d55c42ed90de3447af
SHA1

0bf999995bd3857ca7d671158915b82985cce800
SHA256

cbda39c31315687590c184cd2626289865fd5abbb42295fe60741ec5135a7119
SHA512

084e3f5d82e57145fd71b032e6560cc3e0c1ac0559ba5b1a4a9b6b70f991e62f06e30daeb9389b131bf16b00afeab38a5781a9f79665702bbf4b87b305906220

Score

10^/10

agenttesla keylogger spyware stealer trojan

Malware Config

Extracted

Family

agenttesla

Credentials

Protocol: smtp
Host:
mail.chenklins.com
Port:
587
Username:
[email protected]
Password:
oJmQ&%Rq6Y%F

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/1784-2-0x0000000000400000-0x000000000044C000-memory.dmp	family_agenttesla
behavioral1/memory/1784-3-0x0000000000446E4E-mapping.dmp	family_agenttesla
behavioral1/memory/1784-4-0x0000000000400000-0x000000000044C000-memory.dmp	family_agenttesla
behavioral1/memory/1784-5-0x0000000000400000-0x000000000044C000-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:

Swift.exe

description pid process target process

PID 1100 set thread context of 1784 1100 Swift.exe Swift.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

1488 schtasks.exe
Suspicious behavior: EnumeratesProcesses 2 IoCs

Processes:

Swift.exe

pid process

1784 Swift.exe
1784 Swift.exe
Suspicious use of AdjustPrivilegeToken 1 IoCs

Processes:

Swift.exe

description pid process

Token: SeDebugPrivilege 1784 Swift.exe
Suspicious use of SetWindowsHookEx 1 IoCs

Processes:

Swift.exe

pid process

1784 Swift.exe

description	pid	process	target process
PID 1100 set thread context of 1784	1100	Swift.exe	Swift.exe

pid	process
1488	schtasks.exe

pid	process
1784	Swift.exe
1784	Swift.exe

description	pid	process
Token: SeDebugPrivilege	1784	Swift.exe

pid	process
1784	Swift.exe

Suspicious use of WriteProcessMemory 13 IoCs

Processes:

Swift.exe

description	pid	process	target process
PID 1100 wrote to memory of 1488	1100	Swift.exe	schtasks.exe
PID 1100 wrote to memory of 1488	1100	Swift.exe	schtasks.exe
PID 1100 wrote to memory of 1488	1100	Swift.exe	schtasks.exe
PID 1100 wrote to memory of 1488	1100	Swift.exe	schtasks.exe
PID 1100 wrote to memory of 1784	1100	Swift.exe	Swift.exe
PID 1100 wrote to memory of 1784	1100	Swift.exe	Swift.exe
PID 1100 wrote to memory of 1784	1100	Swift.exe	Swift.exe
PID 1100 wrote to memory of 1784	1100	Swift.exe	Swift.exe
PID 1100 wrote to memory of 1784	1100	Swift.exe	Swift.exe
PID 1100 wrote to memory of 1784	1100	Swift.exe	Swift.exe
PID 1100 wrote to memory of 1784	1100	Swift.exe	Swift.exe
PID 1100 wrote to memory of 1784	1100	Swift.exe	Swift.exe
PID 1100 wrote to memory of 1784	1100	Swift.exe	Swift.exe

C:\Users\Admin\AppData\Local\Temp\Swift.exe
"C:\Users\Admin\AppData\Local\Temp\Swift.exe"
1⤵
- Suspicious use of SetThreadContext
- Suspicious use of WriteProcessMemory
PID:1100

C:\Windows\SysWOW64\schtasks.exe
"C:\Windows\System32\schtasks.exe" /Create /TN "Updates\CkQTRNWugQuO" /XML "C:\Users\Admin\AppData\Local\Temp\tmp8D6.tmp"
2⤵
- Creates scheduled task(s)
PID:1488

C:\Users\Admin\AppData\Local\Temp\Swift.exe
"{path}"
2⤵
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of SetWindowsHookEx
PID:1784

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\tmp8D6.tmp
MD5
04d8a30d7f1503bd19c960c23ce7320a

SHA1
44107cce6f9690c4ee85cbad7663c48fe9851e01

SHA256
4ff8d2d424ec2c997f50ed1678259d425e1e64fad60982e59ab2d150c2b32fcb

SHA512
d186bbf237f1a02dcaa147a247b2889f53fd3800f4cbea8ab659637e0c44478a057994b53d13f6aa4b2c9f9d3ebf96cec46f335536eb64318f862a9e1b26392c

Download Submit
memory/1488-0-0x0000000000000000-mapping.dmp

Download
memory/1784-2-0x0000000000400000-0x000000000044C000-memory.dmp

Filesize
304KB

Download
memory/1784-3-0x0000000000446E4E-mapping.dmp

Download
memory/1784-4-0x0000000000400000-0x000000000044C000-memory.dmp

Filesize
304KB

Download
memory/1784-5-0x0000000000400000-0x000000000044C000-memory.dmp

Filesize
304KB

Download

Analysis

Sharing

General

Malware Config

Extracted

Signatures

Processes

Network

MITRE ATT&CK Matrix ATT&CK v6

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