agenttesla | ef212cf526944c2fa757b4f6ca3221515fa878dcf58230a59ee6084fa433483c

General

Target

494ac6566d18940d34a53f73269bc57e.exe
Size

489KB
MD5

494ac6566d18940d34a53f73269bc57e
SHA1

71402a6d8f6e77afda17dbe773a140c67877318c
SHA256

ef212cf526944c2fa757b4f6ca3221515fa878dcf58230a59ee6084fa433483c
SHA512

a7490a14a21737e25da731897cf99ddffc4267879fff47b926c30036d3eba75b141b23a63f4294e28fb240d7958cbc3c63541dd76e063a19a4c8b63ab81b5c77

Score

10^/10

agenttesla keylogger spyware stealer trojan upx

Malware Config

Extracted

Family

agenttesla

Credentials

Protocol: smtp
Host:
mail.papayatreehotels.com
Port:
587
Username:
[email protected]
Password:
tree1579

Signatures

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

AgentTesla Payload 3 IoCs

resource	yara_rule
behavioral1/memory/240-3-0x0000000000400000-0x00000000004A4000-memory.dmp	family_agenttesla
behavioral1/memory/240-4-0x0000000000320000-0x000000000036C000-memory.dmp	family_agenttesla
behavioral1/memory/240-6-0x0000000000220000-0x0000000000266000-memory.dmp	family_agenttesla

UPX packed file 3 IoCs

Detects executables packed with UPX/modified UPX open source packer.

upx

resource	yara_rule
behavioral1/memory/240-0-0x0000000000400000-0x00000000004A4000-memory.dmp	upx
behavioral1/memory/240-2-0x0000000000400000-0x00000000004A4000-memory.dmp	upx
behavioral1/memory/240-3-0x0000000000400000-0x00000000004A4000-memory.dmp	upx

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

description	pid	Process	procid_target
PID 1496 set thread context of 240	1496	494ac6566d18940d34a53f73269bc57e.exe	24

Suspicious behavior: EnumeratesProcesses 3 IoCs

pid	Process
1496	494ac6566d18940d34a53f73269bc57e.exe
240	494ac6566d18940d34a53f73269bc57e.exe
240	494ac6566d18940d34a53f73269bc57e.exe

Suspicious behavior: MapViewOfSection 1 IoCs

pid	Process
1496	494ac6566d18940d34a53f73269bc57e.exe

Suspicious use of AdjustPrivilegeToken 1 IoCs

description	pid	Process
Token: SeDebugPrivilege	240	494ac6566d18940d34a53f73269bc57e.exe

Suspicious use of WriteProcessMemory 4 IoCs

description	pid	Process	procid_target
PID 1496 wrote to memory of 240	1496	494ac6566d18940d34a53f73269bc57e.exe	24
PID 1496 wrote to memory of 240	1496	494ac6566d18940d34a53f73269bc57e.exe	24
PID 1496 wrote to memory of 240	1496	494ac6566d18940d34a53f73269bc57e.exe	24
PID 1496 wrote to memory of 240	1496	494ac6566d18940d34a53f73269bc57e.exe	24

C:\Users\Admin\AppData\Local\Temp\494ac6566d18940d34a53f73269bc57e.exe
"C:\Users\Admin\AppData\Local\Temp\494ac6566d18940d34a53f73269bc57e.exe"
1⤵
- Suspicious use of SetThreadContext
- Suspicious behavior: EnumeratesProcesses
- Suspicious behavior: MapViewOfSection
- Suspicious use of WriteProcessMemory
PID:1496
- C:\Users\Admin\AppData\Local\Temp\494ac6566d18940d34a53f73269bc57e.exe
  "C:\Users\Admin\AppData\Local\Temp\494ac6566d18940d34a53f73269bc57e.exe"
  2⤵
  - Suspicious behavior: EnumeratesProcesses
  - Suspicious use of AdjustPrivilegeToken
  PID:240

Network

MITRE ATT&CK Enterprise 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

Command and Control

Exfiltration

Impact

Replay Monitor

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Downloads

memory/240-0-0x0000000000400000-0x00000000004A4000-memory.dmp

Filesize
656KB

Download
memory/240-2-0x0000000000400000-0x00000000004A4000-memory.dmp

Filesize
656KB

Download
memory/240-3-0x0000000000400000-0x00000000004A4000-memory.dmp

Filesize
656KB

Download
memory/240-4-0x0000000000320000-0x000000000036C000-memory.dmp

Filesize
304KB

Download
memory/240-5-0x0000000000312000-0x0000000000313000-memory.dmp

Filesize
4KB

Download
memory/240-6-0x0000000000220000-0x0000000000266000-memory.dmp

Filesize
280KB

Download

Analysis

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