agenttesla | 82eac28746d4afc030f2d6b91b61f61112dbd2e19c0d39a126ac94735b94fcbd

General

Target

16XiVBqBiGijcOr.exe
Size

742KB
MD5

7bf2e216f8685b76795ebf59b481ec9e
SHA1

77a24fc0cdcdbf883c11396d54a753369b4655b2
SHA256

7bd23e8dbf430720561648492dd9604766a1c9023cf990ebae9415efb62b5a46
SHA512

58109e830bf82455e04b28a5b347d30514669280d188700fdbb2bf853fd300a69915df02966111a6e01d6c2450de8b9662cb68fe874974c846dda443ad486783
SSDEEP

12288:GosFcrWv/ncojiJcm6p+1kMediv7XlDkHJIWMR3d8U7S6ZURby:bsFcrWv/WRUjHiv7QnutY6ZURb

Score

10^/10

agenttesla discovery keylogger spyware stealer trojan

Malware Config

Extracted

Credentials

Protocol: smtp
Host:
smtp.claresbout.com
Port:
587
Username:
[email protected]
Password:
fahaF^V7

Extracted

Family

agenttesla

Credentials

Protocol: smtp
Host:
smtp.claresbout.com
Port:
587
Username:
[email protected]
Password:
fahaF^V7
Email To:
[email protected]

Signatures

AgentTesla
Agent Tesla is a remote access tool (RAT) written in visual basic.
keylogger trojan stealer spyware agenttesla
Reads WinSCP keys stored on the system 2 TTPs
Tries to access WinSCP stored sessions.
spyware stealer

Data from Local System
T1005

Credentials in Registry
T1552.002
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 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 2 IoCs

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

flow	ioc
19	api.ipify.org
20	api.ipify.org

Suspicious use of SetThreadContext 1 IoCs

description	pid	Process	procid_target
PID 2488 set thread context of 2836	2488	16XiVBqBiGijcOr.exe	84

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	16XiVBqBiGijcOr.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	16XiVBqBiGijcOr.exe

Suspicious behavior: EnumeratesProcesses 2 IoCs

pid	Process
2836	16XiVBqBiGijcOr.exe
2836	16XiVBqBiGijcOr.exe

Suspicious use of AdjustPrivilegeToken 1 IoCs

description	pid	Process
Token: SeDebugPrivilege	2836	16XiVBqBiGijcOr.exe

Suspicious use of WriteProcessMemory 8 IoCs

description	pid	Process	procid_target
PID 2488 wrote to memory of 2836	2488	16XiVBqBiGijcOr.exe	84
PID 2488 wrote to memory of 2836	2488	16XiVBqBiGijcOr.exe	84
PID 2488 wrote to memory of 2836	2488	16XiVBqBiGijcOr.exe	84
PID 2488 wrote to memory of 2836	2488	16XiVBqBiGijcOr.exe	84
PID 2488 wrote to memory of 2836	2488	16XiVBqBiGijcOr.exe	84
PID 2488 wrote to memory of 2836	2488	16XiVBqBiGijcOr.exe	84
PID 2488 wrote to memory of 2836	2488	16XiVBqBiGijcOr.exe	84
PID 2488 wrote to memory of 2836	2488	16XiVBqBiGijcOr.exe	84

C:\Users\Admin\AppData\Local\Temp\16XiVBqBiGijcOr.exe
"C:\Users\Admin\AppData\Local\Temp\16XiVBqBiGijcOr.exe"
1⤵
- Suspicious use of SetThreadContext
- System Location Discovery: System Language Discovery
- Suspicious use of WriteProcessMemory
PID:2488
- C:\Users\Admin\AppData\Local\Temp\16XiVBqBiGijcOr.exe
  "C:\Users\Admin\AppData\Local\Temp\16XiVBqBiGijcOr.exe"
  2⤵
  - System Location Discovery: System Language Discovery
  - Suspicious behavior: EnumeratesProcesses
  - Suspicious use of AdjustPrivilegeToken
  PID:2836

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

4

T1552

Credentials In Files

3

T1552.001

Credentials in Registry

1

T1552.002

Discovery

System Location Discovery

1

T1614

System Language Discovery

1

T1614.001

Lateral Movement

Collection

Data from Local System

4

T1005

Command and Control

Exfiltration

Impact

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Downloads

C:\Users\Admin\AppData\Local\Microsoft\CLR_v4.0_32\UsageLogs\16XiVBqBiGijcOr.exe.log

Filesize
1KB

MD5
8ec831f3e3a3f77e4a7b9cd32b48384c

SHA1
d83f09fd87c5bd86e045873c231c14836e76a05c

SHA256
7667e538030e3f8ce2886e47a01af24cb0ea70528b1e821c5d8832c5076cb982

SHA512
26bffa2406b66368bd412bf25869a792631455645992cdcade2dbc13a2e56fb546414a6a9223b94c96c38d89187add6678d4779a88b38b0c9e36be8527b213c3

Download Submit
memory/2488-4-0x0000000075280000-0x0000000075A30000-memory.dmp

Filesize
7.7MB

Download
memory/2488-3-0x0000000005790000-0x0000000005822000-memory.dmp

Filesize
584KB

Download
memory/2488-10-0x000000000AF60000-0x000000000AFFC000-memory.dmp

Filesize
624KB

Download
memory/2488-9-0x0000000008760000-0x00000000087E4000-memory.dmp

Filesize
528KB

Download
memory/2488-5-0x0000000005830000-0x000000000583A000-memory.dmp

Filesize
40KB

Download
memory/2488-6-0x0000000005D00000-0x0000000005D12000-memory.dmp

Filesize
72KB

Download
memory/2488-7-0x000000007528E000-0x000000007528F000-memory.dmp

Filesize
4KB

Download
memory/2488-8-0x0000000075280000-0x0000000075A30000-memory.dmp

Filesize
7.7MB

Download
memory/2488-14-0x0000000075280000-0x0000000075A30000-memory.dmp

Filesize
7.7MB

Download
memory/2488-2-0x0000000005D40000-0x00000000062E4000-memory.dmp

Filesize
5.6MB

Download
memory/2488-0-0x000000007528E000-0x000000007528F000-memory.dmp

Filesize
4KB

Download
memory/2488-1-0x0000000000CD0000-0x0000000000D90000-memory.dmp

Filesize
768KB

Download
memory/2836-15-0x0000000075280000-0x0000000075A30000-memory.dmp

Filesize
7.7MB

Download
memory/2836-19-0x0000000075280000-0x0000000075A30000-memory.dmp

Filesize
7.7MB

Download
memory/2836-16-0x00000000052D0000-0x0000000005336000-memory.dmp

Filesize
408KB

Download
memory/2836-17-0x0000000075280000-0x0000000075A30000-memory.dmp

Filesize
7.7MB

Download
memory/2836-18-0x0000000006AD0000-0x0000000006B20000-memory.dmp

Filesize
320KB

Download
memory/2836-11-0x0000000000400000-0x0000000000440000-memory.dmp

Filesize
256KB

Download

Analysis

Sharing

General

Malware Config

Extracted

Extracted

Signatures

Processes

Network

MITRE ATT&CK Enterprise v15

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Downloads