agenttesla | 26956c571cefed5ca3ff088ecf7a1344a893a4b4efff9147fdfccc947299f90e

General

Target

nBL+INV+PL-DOC.exe
Size

752KB
MD5

11c39f4c4ca1c29b59862307d795d786
SHA1

3c683d53ccc285b3c834e5d261c2eb720839a8a6
SHA256

333394a3257c26759974c7bface3281c75d064e3c6c3f37479752bae52b364ea
SHA512

d8b741aa674167215477674b040af2bd8b5ad357779e97dc26020b5b111a1f6001377356a47d42bfe2488adeec6a8b542d14d2161417c5b369dc98ab491cf4f3
SSDEEP

12288:E7FP3YxwvtcWPtgopkQTNuuG01+bGHoj/WJvbfoZKqmc+RWmIJqnZR0:O4EWWF3G07Hw/YfCKzcGoQZR0

Score

10^/10

agenttesla keylogger spyware stealer trojan

Malware Config

Extracted

Family

agenttesla

Credentials

Protocol: smtp
Host:
nffplp.com
Port:
587
Username:
[email protected]
Password:
$Nke%8XIIDtm
Email To:
[email protected]

Signatures

AgentTesla
Agent Tesla is a remote access tool (RAT) written in visual basic.
keylogger trojan stealer spyware agenttesla
Reads data files stored by FTP clients 2 TTPs
Tries to access configuration files associated with programs like FileZilla.
spyware stealer

Data from Local System
T1005

Credentials In Files
T1552.001
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 stealer

Data from Local System
T1005

Credentials In Files
T1552.001
Reads user/profile data of web browsers 2 TTPs
Infostealers often target stored browser data, which can include saved credentials etc.
spyware stealer

Data from Local System
T1005

Credentials In Files
T1552.001

Looks up external IP address via web service 1 IoCs

Uses a legitimate IP lookup service to find the infected system's external IP.

flow	ioc
4	ip-api.com

Suspicious use of SetThreadContext 1 IoCs

description	pid	Process	procid_target
PID 2108 set thread context of 2824	2108	nBL+INV+PL-DOC.exe	32

Enumerates physical storage devices 1 TTPs
Attempts to interact with connected storage/optical drive(s).

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/Job

T1053

pid	Process
2592	schtasks.exe

Suspicious behavior: EnumeratesProcesses 17 IoCs

pid	Process
2108	nBL+INV+PL-DOC.exe
2108	nBL+INV+PL-DOC.exe
2108	nBL+INV+PL-DOC.exe
2108	nBL+INV+PL-DOC.exe
2108	nBL+INV+PL-DOC.exe
2108	nBL+INV+PL-DOC.exe
2108	nBL+INV+PL-DOC.exe
2108	nBL+INV+PL-DOC.exe
2108	nBL+INV+PL-DOC.exe
2108	nBL+INV+PL-DOC.exe
2108	nBL+INV+PL-DOC.exe
2108	nBL+INV+PL-DOC.exe
2108	nBL+INV+PL-DOC.exe
2108	nBL+INV+PL-DOC.exe
2824	nBL+INV+PL-DOC.exe
2824	nBL+INV+PL-DOC.exe
2716	powershell.exe

Suspicious use of AdjustPrivilegeToken 3 IoCs

description	pid	Process
Token: SeDebugPrivilege	2108	nBL+INV+PL-DOC.exe
Token: SeDebugPrivilege	2824	nBL+INV+PL-DOC.exe
Token: SeDebugPrivilege	2716	powershell.exe

Suspicious use of SetWindowsHookEx 1 IoCs

pid	Process
2824	nBL+INV+PL-DOC.exe

Suspicious use of WriteProcessMemory 17 IoCs

description	pid	Process	procid_target
PID 2108 wrote to memory of 2716	2108	nBL+INV+PL-DOC.exe	31
PID 2108 wrote to memory of 2716	2108	nBL+INV+PL-DOC.exe	31
PID 2108 wrote to memory of 2716	2108	nBL+INV+PL-DOC.exe	31
PID 2108 wrote to memory of 2716	2108	nBL+INV+PL-DOC.exe	31
PID 2108 wrote to memory of 2592	2108	nBL+INV+PL-DOC.exe	28
PID 2108 wrote to memory of 2592	2108	nBL+INV+PL-DOC.exe	28
PID 2108 wrote to memory of 2592	2108	nBL+INV+PL-DOC.exe	28
PID 2108 wrote to memory of 2592	2108	nBL+INV+PL-DOC.exe	28
PID 2108 wrote to memory of 2824	2108	nBL+INV+PL-DOC.exe	32
PID 2108 wrote to memory of 2824	2108	nBL+INV+PL-DOC.exe	32
PID 2108 wrote to memory of 2824	2108	nBL+INV+PL-DOC.exe	32
PID 2108 wrote to memory of 2824	2108	nBL+INV+PL-DOC.exe	32
PID 2108 wrote to memory of 2824	2108	nBL+INV+PL-DOC.exe	32
PID 2108 wrote to memory of 2824	2108	nBL+INV+PL-DOC.exe	32
PID 2108 wrote to memory of 2824	2108	nBL+INV+PL-DOC.exe	32
PID 2108 wrote to memory of 2824	2108	nBL+INV+PL-DOC.exe	32
PID 2108 wrote to memory of 2824	2108	nBL+INV+PL-DOC.exe	32

C:\Users\Admin\AppData\Local\Temp\nBL+INV+PL-DOC.exe
"C:\Users\Admin\AppData\Local\Temp\nBL+INV+PL-DOC.exe"
1⤵
- Suspicious use of SetThreadContext
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
PID:2108
- C:\Windows\SysWOW64\schtasks.exe
  "C:\Windows\System32\schtasks.exe" /Create /TN "Updates\oUgLIaeuV" /XML "C:\Users\Admin\AppData\Local\Temp\tmpA544.tmp"
  2⤵
  - Creates scheduled task(s)
  PID:2592
- C:\Windows\SysWOW64\WindowsPowerShell\v1.0\powershell.exe
  "C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe" Add-MpPreference -ExclusionPath "C:\Users\Admin\AppData\Roaming\oUgLIaeuV.exe"
  2⤵
  - Suspicious behavior: EnumeratesProcesses
  - Suspicious use of AdjustPrivilegeToken
  PID:2716
- C:\Users\Admin\AppData\Local\Temp\nBL+INV+PL-DOC.exe
  "C:\Users\Admin\AppData\Local\Temp\nBL+INV+PL-DOC.exe"
  2⤵
  - Suspicious behavior: EnumeratesProcesses
  - Suspicious use of AdjustPrivilegeToken
  - Suspicious use of SetWindowsHookEx
  PID:2824

Network

MITRE ATT&CK Enterprise v15

Reconnaissance

Resource Development

Initial Access

Execution

Scheduled Task/Job

1

T1053

Persistence

Scheduled Task/Job

1

T1053

Privilege Escalation

Scheduled Task/Job

1

T1053

Defense Evasion

Credential Access

Unsecured Credentials

3

T1552

Credentials In Files

3

T1552.001

Discovery

System Information Discovery

1

T1082

Lateral Movement

Collection

Data from Local System

3

T1005

Command and Control

Exfiltration

Impact

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Downloads

C:\Users\Admin\AppData\Local\Temp\tmpA544.tmp

Filesize
1KB

MD5
ebe3efcf249b6dfbd2572ac3ec324408

SHA1
31d593acee70d39a65f4ec11565f8c44ab955fec

SHA256
ade8a2509887646f17592f7bca5c7804196074230e8e3e1aafae37efcc7f4a99

SHA512
8dc38df56b8cb6a2d3b9525184abdd76c994f6bbaf0bac20ba614a6fcacb4842b5e017e387837d7a16d126aebed10921392aae8b3e2676135435b18cc97acfa3

Download Submit
memory/2108-27-0x0000000074B10000-0x00000000751FE000-memory.dmp

Filesize
6.9MB

Download
memory/2108-1-0x0000000074B10000-0x00000000751FE000-memory.dmp

Filesize
6.9MB

Download
memory/2108-2-0x0000000004EE0000-0x0000000004F20000-memory.dmp

Filesize
256KB

Download
memory/2108-3-0x0000000000250000-0x0000000000264000-memory.dmp

Filesize
80KB

Download
memory/2108-5-0x0000000000290000-0x000000000029E000-memory.dmp

Filesize
56KB

Download
memory/2108-4-0x0000000000280000-0x000000000028A000-memory.dmp

Filesize
40KB

Download
memory/2108-6-0x0000000002130000-0x00000000021B4000-memory.dmp

Filesize
528KB

Download
memory/2108-7-0x0000000074B10000-0x00000000751FE000-memory.dmp

Filesize
6.9MB

Download
memory/2108-8-0x0000000004EE0000-0x0000000004F20000-memory.dmp

Filesize
256KB

Download
memory/2108-0-0x00000000002E0000-0x00000000003A2000-memory.dmp

Filesize
776KB

Download
memory/2716-31-0x00000000028F0000-0x0000000002930000-memory.dmp

Filesize
256KB

Download
memory/2716-34-0x00000000028F0000-0x0000000002930000-memory.dmp

Filesize
256KB

Download
memory/2716-35-0x000000006F9A0000-0x000000006FF4B000-memory.dmp

Filesize
5.7MB

Download
memory/2716-33-0x00000000028F0000-0x0000000002930000-memory.dmp

Filesize
256KB

Download
memory/2716-32-0x000000006F9A0000-0x000000006FF4B000-memory.dmp

Filesize
5.7MB

Download
memory/2716-30-0x000000006F9A0000-0x000000006FF4B000-memory.dmp

Filesize
5.7MB

Download
memory/2824-28-0x0000000000400000-0x0000000000442000-memory.dmp

Filesize
264KB

Download
memory/2824-15-0x0000000000400000-0x0000000000442000-memory.dmp

Filesize
264KB

Download
memory/2824-29-0x0000000074B10000-0x00000000751FE000-memory.dmp

Filesize
6.9MB

Download
memory/2824-25-0x0000000000400000-0x0000000000442000-memory.dmp

Filesize
264KB

Download
memory/2824-14-0x0000000000400000-0x0000000000442000-memory.dmp

Filesize
264KB

Download
memory/2824-16-0x0000000000400000-0x0000000000442000-memory.dmp

Filesize
264KB

Download
memory/2824-17-0x0000000000400000-0x0000000000442000-memory.dmp

Filesize
264KB

Download
memory/2824-23-0x0000000000400000-0x0000000000442000-memory.dmp

Filesize
264KB

Download
memory/2824-19-0x000000007EFDE000-0x000000007EFDF000-memory.dmp

Filesize
4KB

Download
memory/2824-36-0x0000000074B10000-0x00000000751FE000-memory.dmp

Filesize
6.9MB

Download
memory/2824-37-0x0000000004750000-0x0000000004790000-memory.dmp

Filesize
256KB

Download

Analysis

Sharing

General

Malware Config

Extracted

Signatures

Processes

Network

MITRE ATT&CK Enterprise v15

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