agenttesla | 045b92b336103f95c9a5acff35461d8eb69bbf9aaed8158787362e2853a50e4c

General

Target

Swift209832.exe
Size

506KB
MD5

77f555fb641be688c931468dce8ebce1
SHA1

e122c2a58de70c1f6691afdd73b07cc74679a4c3
SHA256

045b92b336103f95c9a5acff35461d8eb69bbf9aaed8158787362e2853a50e4c
SHA512

30f897973bcf7bc77ead4163b3c2d177914c22d91a9027c7b452557a05d637e9625b5256f542550f92eb0ed912b1f2372a5586aeb8f9e5dc40de9580628e987f

Score

10^/10

agenttesla keylogger spyware stealer trojan

Malware Config

Extracted

Family

agenttesla

Credentials

Protocol: smtp
Host:
smtp.vivaldi.net
Port:
587
Username:
shakazoro@vivaldi.net
Password:
Password@123456789

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/1668-5-0x0000000000400000-0x000000000043C000-memory.dmp	family_agenttesla
behavioral1/memory/1668-6-0x00000000004374AE-mapping.dmp	family_agenttesla
behavioral1/memory/1668-7-0x0000000000400000-0x000000000043C000-memory.dmp	family_agenttesla
behavioral1/memory/1668-8-0x0000000000400000-0x000000000043C000-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:

Swift209832.exe

description pid process target process

PID 1408 set thread context of 1668 1408 Swift209832.exe Swift209832.exe
Suspicious behavior: EnumeratesProcesses 2 IoCs

Processes:

Swift209832.exe

pid process

1668 Swift209832.exe
1668 Swift209832.exe
Suspicious use of AdjustPrivilegeToken 1 IoCs

Processes:

Swift209832.exe

description pid process

Token: SeDebugPrivilege 1668 Swift209832.exe

description	pid	process	target process
PID 1408 set thread context of 1668	1408	Swift209832.exe	Swift209832.exe

pid	process
1668	Swift209832.exe
1668	Swift209832.exe

description	pid	process
Token: SeDebugPrivilege	1668	Swift209832.exe

Suspicious use of WriteProcessMemory 9 IoCs

Processes:

Swift209832.exe

description	pid	process	target process
PID 1408 wrote to memory of 1668	1408	Swift209832.exe	Swift209832.exe
PID 1408 wrote to memory of 1668	1408	Swift209832.exe	Swift209832.exe
PID 1408 wrote to memory of 1668	1408	Swift209832.exe	Swift209832.exe
PID 1408 wrote to memory of 1668	1408	Swift209832.exe	Swift209832.exe
PID 1408 wrote to memory of 1668	1408	Swift209832.exe	Swift209832.exe
PID 1408 wrote to memory of 1668	1408	Swift209832.exe	Swift209832.exe
PID 1408 wrote to memory of 1668	1408	Swift209832.exe	Swift209832.exe
PID 1408 wrote to memory of 1668	1408	Swift209832.exe	Swift209832.exe
PID 1408 wrote to memory of 1668	1408	Swift209832.exe	Swift209832.exe

C:\Users\Admin\AppData\Local\Temp\Swift209832.exe
"C:\Users\Admin\AppData\Local\Temp\Swift209832.exe"
1⤵
- Suspicious use of SetThreadContext
- Suspicious use of WriteProcessMemory
PID:1408

C:\Users\Admin\AppData\Local\Temp\Swift209832.exe
"{path}"
2⤵
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
PID:1668

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/1408-0-0x00000000742C0000-0x00000000749AE000-memory.dmp

Filesize
6.9MB

Download
memory/1408-1-0x0000000001330000-0x0000000001331000-memory.dmp

Filesize
4KB

Download
memory/1408-3-0x00000000003E0000-0x00000000003F4000-memory.dmp

Filesize
80KB

Download
memory/1408-4-0x0000000000C60000-0x0000000000CC0000-memory.dmp

Filesize
384KB

Download
memory/1668-5-0x0000000000400000-0x000000000043C000-memory.dmp

Filesize
240KB

Download
memory/1668-6-0x00000000004374AE-mapping.dmp

Download
memory/1668-7-0x0000000000400000-0x000000000043C000-memory.dmp

Filesize
240KB

Download
memory/1668-8-0x0000000000400000-0x000000000043C000-memory.dmp

Filesize
240KB

Download
memory/1668-9-0x00000000742C0000-0x00000000749AE000-memory.dmp

Filesize
6.9MB

Download

Analysis

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