agenttesla | f43b32a0a224d190f5ce2f523d8a243c1ec7e0cc16798f2eaf4e4eb22480df43 | Triage

Analysis

max time kernel
130s
max time network
137s
platform
windows7_x64
resource
win7
submitted
09/07/2020, 01:49 UTC

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General

Target

62ee9633-f92c-4000-ae56-370964749626.bin.exe
Size

1.0MB
MD5

34d8364be0227837e9cd6503f426c08e
SHA1

43da38e0840229b6496bff651892531c97458a38
SHA256

f43b32a0a224d190f5ce2f523d8a243c1ec7e0cc16798f2eaf4e4eb22480df43
SHA512

6c5865b55aa377f9eb9f8857e584c6ca7f0b5ef60984fc61789da15aa60a0bd801660790793e2da93b21b964a4f1d930c29a8eee77281cfe64d71f0e2fea3910

Score

10^/10

spyware keylogger trojan stealer agenttesla

Malware Config

Signatures

Suspicious use of SetThreadContext 1 IoCs

description	pid	Process	procid_target
PID 1164 set thread context of 660	1164	62ee9633-f92c-4000-ae56-370964749626.bin.exe	26

Suspicious use of AdjustPrivilegeToken 1 IoCs

description	pid	Process
Token: SeDebugPrivilege	660	62ee9633-f92c-4000-ae56-370964749626.bin.exe

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
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

Suspicious use of WriteProcessMemory 13 IoCs

description	pid	Process	procid_target
PID 1164 wrote to memory of 1436	1164	62ee9633-f92c-4000-ae56-370964749626.bin.exe	24
PID 1164 wrote to memory of 1436	1164	62ee9633-f92c-4000-ae56-370964749626.bin.exe	24
PID 1164 wrote to memory of 1436	1164	62ee9633-f92c-4000-ae56-370964749626.bin.exe	24
PID 1164 wrote to memory of 1436	1164	62ee9633-f92c-4000-ae56-370964749626.bin.exe	24
PID 1164 wrote to memory of 660	1164	62ee9633-f92c-4000-ae56-370964749626.bin.exe	26
PID 1164 wrote to memory of 660	1164	62ee9633-f92c-4000-ae56-370964749626.bin.exe	26
PID 1164 wrote to memory of 660	1164	62ee9633-f92c-4000-ae56-370964749626.bin.exe	26
PID 1164 wrote to memory of 660	1164	62ee9633-f92c-4000-ae56-370964749626.bin.exe	26
PID 1164 wrote to memory of 660	1164	62ee9633-f92c-4000-ae56-370964749626.bin.exe	26
PID 1164 wrote to memory of 660	1164	62ee9633-f92c-4000-ae56-370964749626.bin.exe	26
PID 1164 wrote to memory of 660	1164	62ee9633-f92c-4000-ae56-370964749626.bin.exe	26
PID 1164 wrote to memory of 660	1164	62ee9633-f92c-4000-ae56-370964749626.bin.exe	26
PID 1164 wrote to memory of 660	1164	62ee9633-f92c-4000-ae56-370964749626.bin.exe	26

Creates scheduled task(s) 1 TTPs 1 IoCs

Schtasks is often used by malware for persistence or to perform post-infection execution.

Scheduled Task

pid	Process
1436	schtasks.exe

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

Suspicious behavior: EnumeratesProcesses 2 IoCs

pid	Process
660	62ee9633-f92c-4000-ae56-370964749626.bin.exe
660	62ee9633-f92c-4000-ae56-370964749626.bin.exe

C:\Users\Admin\AppData\Local\Temp\62ee9633-f92c-4000-ae56-370964749626.bin.exe
"C:\Users\Admin\AppData\Local\Temp\62ee9633-f92c-4000-ae56-370964749626.bin.exe"
1⤵
- Suspicious use of SetThreadContext
- Suspicious use of WriteProcessMemory
PID:1164
- C:\Windows\SysWOW64\schtasks.exe
  "C:\Windows\System32\schtasks.exe" /Create /TN "Updates\OKLSlOlyqjoU" /XML "C:\Users\Admin\AppData\Local\Temp\tmp9414.tmp"
  2⤵
  - Creates scheduled task(s)
  PID:1436
- C:\Users\Admin\AppData\Local\Temp\62ee9633-f92c-4000-ae56-370964749626.bin.exe
  "{path}"
  2⤵
  - Suspicious use of AdjustPrivilegeToken
  - Suspicious behavior: EnumeratesProcesses
  PID:660

Network

No results found

No results found

10.7.0.255:138

netbios-dgm

3.5kB
16
10.7.0.255:137

netbios-ns

768 B
8
239.255.255.250:1900

966 B
6
239.255.255.250:1900

MITRE ATT&CK Enterprise v6

Initial Access

Execution

Scheduled Task

Persistence

Scheduled Task

Privilege Escalation

Scheduled Task

Defense Evasion

Credential Access

Credentials in Files

Discovery

Lateral Movement

Collection

Data from Local System

Command and Control

Exfiltration

Impact

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Downloads

memory/660-2-0x0000000000400000-0x000000000044C000-memory.dmp

Filesize
304KB

Download
memory/660-5-0x0000000000400000-0x000000000044C000-memory.dmp

Filesize
304KB

Download
memory/660-4-0x0000000000400000-0x000000000044C000-memory.dmp

Filesize
304KB

Download