agenttesla | 2cc36c542e5ff83176a2c53aadac70573c5bff8394a9b6e5ff04aaece27679a5

General

Target

DHL Shipment documents 0000988898899000989899000.exe
Size

319KB
MD5

166122bf6bf10ec84aa02545bca83566
SHA1

983664d5c14a95865318798b28c9ccf7a1345632
SHA256

e735acafdc8ca72f83e0f32dbea9a961a4c55294445c1ff5e4e71aa459e5a5bf
SHA512

677860ac46607cec79d74e786a4419136f953737c901251f11d2b08ef61885b4ad88217ecb8ada825b36d9c735943f8d8d268c7480b7849a13f625e7f39c1063
SSDEEP

6144:Mbaas4TUq6A9x9C2Vb5MjjLcuO93y5WdWzWxXc:4dTiqx9C2B5MjXcX3GWdW

Score

10^/10

agenttesla discovery keylogger spyware stealer trojan

Malware Config

Extracted

Credentials

Protocol: ftp
Host:
ftp.concaribe.com
Port:
21
Username:
[email protected]
Password:
ro}UWgz#!38E

Extracted

Family

agenttesla

Credentials

Protocol: ftp
Host:
ftp://ftp.concaribe.com
Port:
21
Username:
[email protected]
Password:
ro}UWgz#!38E

Signatures

AgentTesla
Agent Tesla is a remote access tool (RAT) written in visual basic.
keylogger trojan stealer spyware agenttesla
Agenttesla family
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
10	api.ipify.org
11	api.ipify.org

Suspicious use of SetThreadContext 1 IoCs

description	pid	Process	procid_target
PID 1124 set thread context of 2928	1124	DHL Shipment documents 0000988898899000989899000.exe	82

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	DHL Shipment documents 0000988898899000989899000.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	DHL Shipment documents 0000988898899000989899000.exe

Suspicious behavior: EnumeratesProcesses 2 IoCs

pid	Process
2928	DHL Shipment documents 0000988898899000989899000.exe
2928	DHL Shipment documents 0000988898899000989899000.exe

Suspicious use of AdjustPrivilegeToken 1 IoCs

description	pid	Process
Token: SeDebugPrivilege	2928	DHL Shipment documents 0000988898899000989899000.exe

Suspicious use of WriteProcessMemory 8 IoCs

description	pid	Process	procid_target
PID 1124 wrote to memory of 2928	1124	DHL Shipment documents 0000988898899000989899000.exe	82
PID 1124 wrote to memory of 2928	1124	DHL Shipment documents 0000988898899000989899000.exe	82
PID 1124 wrote to memory of 2928	1124	DHL Shipment documents 0000988898899000989899000.exe	82
PID 1124 wrote to memory of 2928	1124	DHL Shipment documents 0000988898899000989899000.exe	82
PID 1124 wrote to memory of 2928	1124	DHL Shipment documents 0000988898899000989899000.exe	82
PID 1124 wrote to memory of 2928	1124	DHL Shipment documents 0000988898899000989899000.exe	82
PID 1124 wrote to memory of 2928	1124	DHL Shipment documents 0000988898899000989899000.exe	82
PID 1124 wrote to memory of 2928	1124	DHL Shipment documents 0000988898899000989899000.exe	82

C:\Users\Admin\AppData\Local\Temp\DHL Shipment documents 0000988898899000989899000.exe
"C:\Users\Admin\AppData\Local\Temp\DHL Shipment documents 0000988898899000989899000.exe"
1⤵
- Suspicious use of SetThreadContext
- System Location Discovery: System Language Discovery
- Suspicious use of WriteProcessMemory
PID:1124
- C:\Users\Admin\AppData\Local\Temp\DHL Shipment documents 0000988898899000989899000.exe
  "C:\Users\Admin\AppData\Local\Temp\DHL Shipment documents 0000988898899000989899000.exe"
  2⤵
  - System Location Discovery: System Language Discovery
  - Suspicious behavior: EnumeratesProcesses
  - Suspicious use of AdjustPrivilegeToken
  PID:2928

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\DHL Shipment documents 0000988898899000989899000.exe.log

Filesize
617B

MD5
806dff23883c0aa6dcb04133b1380075

SHA1
ab9c711b18ac9edbd41966b3495f837746dbc146

SHA256
b58a668ac53e656011a581a7c1ce3d763b8120487f3017a5881298a588a34e17

SHA512
42ff1897d652e4bf0467e402a9386501810db93d1e18824bb61ec231d50ae9dabed04043cd60996cd508fd3e495825bb02acb5d7619e20773f9bdc5c453017b6

Download Submit
memory/1124-0-0x00000000748EE000-0x00000000748EF000-memory.dmp

Filesize
4KB

Download
memory/1124-1-0x0000000000700000-0x0000000000756000-memory.dmp

Filesize
344KB

Download
memory/1124-2-0x0000000000F00000-0x0000000000F12000-memory.dmp

Filesize
72KB

Download
memory/1124-3-0x0000000005710000-0x0000000005CB4000-memory.dmp

Filesize
5.6MB

Download
memory/1124-4-0x0000000005200000-0x000000000529C000-memory.dmp

Filesize
624KB

Download
memory/2928-8-0x0000000000560000-0x00000000005A2000-memory.dmp

Filesize
264KB

Download
memory/2928-9-0x00000000748E0000-0x0000000075090000-memory.dmp

Filesize
7.7MB

Download
memory/2928-10-0x00000000748E0000-0x0000000075090000-memory.dmp

Filesize
7.7MB

Download
memory/2928-11-0x0000000004BD0000-0x0000000004C36000-memory.dmp

Filesize
408KB

Download
memory/2928-12-0x0000000006250000-0x00000000062A0000-memory.dmp

Filesize
320KB

Download
memory/2928-13-0x0000000006480000-0x0000000006512000-memory.dmp

Filesize
584KB

Download
memory/2928-14-0x0000000006410000-0x000000000641A000-memory.dmp

Filesize
40KB

Download
memory/2928-15-0x00000000748E0000-0x0000000075090000-memory.dmp

Filesize
7.7MB

Download

Analysis

Sharing

General

Malware Config

Extracted

Extracted

Signatures

Processes

Network

MITRE ATT&CK Enterprise v15

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Downloads