agenttesla | 9bd2872c21699d60de7830ceeaa37d2f69dd8039a089106abd91c1a7dc1f8e96

General

Target

9bd2872c21699d60de7830ceeaa37d2f69dd8039a089106abd91c1a7dc1f8e96.exe
Size

708KB
MD5

f962699073f9c99e8da4d33ef39fcb77
SHA1

af40a09acff0e81c61f2834e7ed7f56a9ab926b5
SHA256

9bd2872c21699d60de7830ceeaa37d2f69dd8039a089106abd91c1a7dc1f8e96
SHA512

c7e9cc304b5cdfc15c4dd563e36f5078fb83255682f38ec7ad7aa1015cdbd2e9569dcde370fa731361315f5139394a0cc70a770e5583b686c7659571325a73be
SSDEEP

12288:HDK4A9be9pXLOo1/SYJMGhEw/XlC8TqUDVlHeSSlo/uwk/9S5zb:jKmh9AqhEw/Xl5uUDbH6luE9

Score

10^/10

agenttesla discovery keylogger spyware stealer trojan

Malware Config

Extracted

Family

agenttesla

Credentials

Protocol: ftp
Host:
ftp://ftp.solucionesmexico.mx
Port:
21
Username:
[email protected]
Password:
dGG^ZYIxX5!B

Signatures

AgentTesla
Agent Tesla is a remote access tool (RAT) written in visual basic.
keylogger trojan stealer spyware agenttesla
Agenttesla family
agenttesla
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 3 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

Credentials from Web Browsers
T1555.003

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
20	ip-api.com

Suspicious use of SetThreadContext 1 IoCs

description	pid	Process	procid_target
PID 1212 set thread context of 3572	1212	9bd2872c21699d60de7830ceeaa37d2f69dd8039a089106abd91c1a7dc1f8e96.exe	90

System Location Discovery: System Language Discovery 1 TTPs 2 IoCs

Attempt gather information about the system language of a victim in order to infer the geographical location of that host.

discovery

System Language Discovery

T1614.001

description	ioc	Process
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	9bd2872c21699d60de7830ceeaa37d2f69dd8039a089106abd91c1a7dc1f8e96.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	9bd2872c21699d60de7830ceeaa37d2f69dd8039a089106abd91c1a7dc1f8e96.exe

Suspicious behavior: EnumeratesProcesses 2 IoCs

pid	Process
3572	9bd2872c21699d60de7830ceeaa37d2f69dd8039a089106abd91c1a7dc1f8e96.exe
3572	9bd2872c21699d60de7830ceeaa37d2f69dd8039a089106abd91c1a7dc1f8e96.exe

Suspicious use of AdjustPrivilegeToken 1 IoCs

description	pid	Process
Token: SeDebugPrivilege	3572	9bd2872c21699d60de7830ceeaa37d2f69dd8039a089106abd91c1a7dc1f8e96.exe

Suspicious use of WriteProcessMemory 8 IoCs

description	pid	Process	procid_target
PID 1212 wrote to memory of 3572	1212	9bd2872c21699d60de7830ceeaa37d2f69dd8039a089106abd91c1a7dc1f8e96.exe	90
PID 1212 wrote to memory of 3572	1212	9bd2872c21699d60de7830ceeaa37d2f69dd8039a089106abd91c1a7dc1f8e96.exe	90
PID 1212 wrote to memory of 3572	1212	9bd2872c21699d60de7830ceeaa37d2f69dd8039a089106abd91c1a7dc1f8e96.exe	90
PID 1212 wrote to memory of 3572	1212	9bd2872c21699d60de7830ceeaa37d2f69dd8039a089106abd91c1a7dc1f8e96.exe	90
PID 1212 wrote to memory of 3572	1212	9bd2872c21699d60de7830ceeaa37d2f69dd8039a089106abd91c1a7dc1f8e96.exe	90
PID 1212 wrote to memory of 3572	1212	9bd2872c21699d60de7830ceeaa37d2f69dd8039a089106abd91c1a7dc1f8e96.exe	90
PID 1212 wrote to memory of 3572	1212	9bd2872c21699d60de7830ceeaa37d2f69dd8039a089106abd91c1a7dc1f8e96.exe	90
PID 1212 wrote to memory of 3572	1212	9bd2872c21699d60de7830ceeaa37d2f69dd8039a089106abd91c1a7dc1f8e96.exe	90

C:\Users\Admin\AppData\Local\Temp\9bd2872c21699d60de7830ceeaa37d2f69dd8039a089106abd91c1a7dc1f8e96.exe
"C:\Users\Admin\AppData\Local\Temp\9bd2872c21699d60de7830ceeaa37d2f69dd8039a089106abd91c1a7dc1f8e96.exe"
1⤵
- Suspicious use of SetThreadContext
- System Location Discovery: System Language Discovery
- Suspicious use of WriteProcessMemory
PID:1212
- C:\Users\Admin\AppData\Local\Temp\9bd2872c21699d60de7830ceeaa37d2f69dd8039a089106abd91c1a7dc1f8e96.exe
  "C:\Users\Admin\AppData\Local\Temp\9bd2872c21699d60de7830ceeaa37d2f69dd8039a089106abd91c1a7dc1f8e96.exe"
  2⤵
  - System Location Discovery: System Language Discovery
  - Suspicious behavior: EnumeratesProcesses
  - Suspicious use of AdjustPrivilegeToken
  PID:3572

Network

MITRE ATT&CK Enterprise v15

Reconnaissance

Resource Development

Initial Access

Execution

Persistence

Privilege Escalation

Defense Evasion

Credential Access

Credentials from Password Stores

1

T1555

Credentials from Web Browsers

1

T1555.003

Unsecured Credentials

2

T1552

Credentials In Files

2

T1552.001

Discovery

System Location Discovery

1

T1614

System Language Discovery

1

T1614.001

Lateral Movement

Collection

Data from Local System

2

T1005

Command and Control

Exfiltration

Impact

Replay Monitor

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Downloads

C:\Users\Admin\AppData\Local\Microsoft\CLR_v4.0_32\UsageLogs\9bd2872c21699d60de7830ceeaa37d2f69dd8039a089106abd91c1a7dc1f8e96.exe.log

Filesize
1KB

MD5
8ec831f3e3a3f77e4a7b9cd32b48384c

SHA1
d83f09fd87c5bd86e045873c231c14836e76a05c

SHA256
7667e538030e3f8ce2886e47a01af24cb0ea70528b1e821c5d8832c5076cb982

SHA512
26bffa2406b66368bd412bf25869a792631455645992cdcade2dbc13a2e56fb546414a6a9223b94c96c38d89187add6678d4779a88b38b0c9e36be8527b213c3

Download Submit
memory/1212-4-0x0000000004D50000-0x0000000004D5A000-memory.dmp

Filesize
40KB

Download
memory/1212-14-0x0000000075270000-0x0000000075A20000-memory.dmp

Filesize
7.7MB

Download
memory/1212-3-0x0000000004DC0000-0x0000000004E52000-memory.dmp

Filesize
584KB

Download
memory/1212-0-0x000000007527E000-0x000000007527F000-memory.dmp

Filesize
4KB

Download
memory/1212-5-0x0000000075270000-0x0000000075A20000-memory.dmp

Filesize
7.7MB

Download
memory/1212-6-0x0000000005000000-0x000000000509C000-memory.dmp

Filesize
624KB

Download
memory/1212-7-0x0000000004EE0000-0x0000000004EF2000-memory.dmp

Filesize
72KB

Download
memory/1212-8-0x000000007527E000-0x000000007527F000-memory.dmp

Filesize
4KB

Download
memory/1212-2-0x00000000052D0000-0x0000000005874000-memory.dmp

Filesize
5.6MB

Download
memory/1212-9-0x0000000075270000-0x0000000075A20000-memory.dmp

Filesize
7.7MB

Download
memory/1212-10-0x00000000068E0000-0x0000000006966000-memory.dmp

Filesize
536KB

Download
memory/1212-1-0x00000000003D0000-0x0000000000488000-memory.dmp

Filesize
736KB

Download
memory/3572-11-0x0000000000400000-0x0000000000442000-memory.dmp

Filesize
264KB

Download
memory/3572-15-0x0000000075270000-0x0000000075A20000-memory.dmp

Filesize
7.7MB

Download
memory/3572-16-0x0000000005620000-0x0000000005686000-memory.dmp

Filesize
408KB

Download
memory/3572-17-0x0000000075270000-0x0000000075A20000-memory.dmp

Filesize
7.7MB

Download
memory/3572-18-0x0000000006C60000-0x0000000006CB0000-memory.dmp

Filesize
320KB

Download
memory/3572-19-0x0000000075270000-0x0000000075A20000-memory.dmp

Filesize
7.7MB

Download

Analysis

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