agenttesla | f2da88c88866585358047c6e08c8fd9c01178c3c8ec61345180d8335c68f3bb7

General

Target

Shipping documents 0000933349450065096000.exe
Size

284KB
MD5

10cc03882e85151ad4ca3db541f81cf3
SHA1

be6b86b006b887fdc5abee6e64a25b5f237445a0
SHA256

f2da88c88866585358047c6e08c8fd9c01178c3c8ec61345180d8335c68f3bb7
SHA512

6cdce4f6a27b565d938adfeb59dbc8e9e3e2ed02d86281f62ce7de82febe71c45520bf13ce1834c9662fbf13880ff714227635399c6dce1bc43048852b2abc18
SSDEEP

6144:UYRl7vMcPxo+C0Kl9D7k0UjHCHjQ9mHHa1gNC33FLkvKoNGJxmEa2QUkeS/op+:T4cY1DRUeHjomHHGgN7vKopwQReS/v

Score

10^/10

agenttesla discovery keylogger spyware stealer trojan

Malware Config

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
4	api.ipify.org
5	api.ipify.org

Suspicious use of SetThreadContext 1 IoCs

description	pid	Process	procid_target
PID 2080 set thread context of 2088	2080	Shipping documents 0000933349450065096000.exe	30

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	Shipping documents 0000933349450065096000.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	Shipping documents 0000933349450065096000.exe

System Network Configuration Discovery: Internet Connection Discovery 1 TTPs 2 IoCs

Adversaries may check for Internet connectivity on compromised systems.

discovery

Internet Connection Discovery

T1016.001

pid	Process
2080	Shipping documents 0000933349450065096000.exe
2088	Shipping documents 0000933349450065096000.exe

Suspicious behavior: EnumeratesProcesses 2 IoCs

pid	Process
2088	Shipping documents 0000933349450065096000.exe
2088	Shipping documents 0000933349450065096000.exe

Suspicious use of AdjustPrivilegeToken 1 IoCs

description	pid	Process
Token: SeDebugPrivilege	2088	Shipping documents 0000933349450065096000.exe

Suspicious use of WriteProcessMemory 9 IoCs

description	pid	Process	procid_target
PID 2080 wrote to memory of 2088	2080	Shipping documents 0000933349450065096000.exe	30
PID 2080 wrote to memory of 2088	2080	Shipping documents 0000933349450065096000.exe	30
PID 2080 wrote to memory of 2088	2080	Shipping documents 0000933349450065096000.exe	30
PID 2080 wrote to memory of 2088	2080	Shipping documents 0000933349450065096000.exe	30
PID 2080 wrote to memory of 2088	2080	Shipping documents 0000933349450065096000.exe	30
PID 2080 wrote to memory of 2088	2080	Shipping documents 0000933349450065096000.exe	30
PID 2080 wrote to memory of 2088	2080	Shipping documents 0000933349450065096000.exe	30
PID 2080 wrote to memory of 2088	2080	Shipping documents 0000933349450065096000.exe	30
PID 2080 wrote to memory of 2088	2080	Shipping documents 0000933349450065096000.exe	30

C:\Users\Admin\AppData\Local\Temp\Shipping documents 0000933349450065096000.exe
"C:\Users\Admin\AppData\Local\Temp\Shipping documents 0000933349450065096000.exe"
1⤵
- Suspicious use of SetThreadContext
- System Location Discovery: System Language Discovery
- System Network Configuration Discovery: Internet Connection Discovery
- Suspicious use of WriteProcessMemory
PID:2080
- C:\Users\Admin\AppData\Local\Temp\Shipping documents 0000933349450065096000.exe
  "C:\Users\Admin\AppData\Local\Temp\Shipping documents 0000933349450065096000.exe"
  2⤵
  - System Location Discovery: System Language Discovery
  - System Network Configuration Discovery: Internet Connection Discovery
  - Suspicious behavior: EnumeratesProcesses
  - Suspicious use of AdjustPrivilegeToken
  PID:2088

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

System Network Configuration Discovery

1

T1016

Internet Connection Discovery

1

T1016.001

Lateral Movement

Collection

Data from Local System

4

T1005

Command and Control

Exfiltration

Impact

Replay Monitor

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Downloads

memory/2080-16-0x00000000749F0000-0x00000000750DE000-memory.dmp

Filesize
6.9MB

Download
memory/2080-1-0x0000000001320000-0x000000000136E000-memory.dmp

Filesize
312KB

Download
memory/2080-2-0x0000000000BD0000-0x0000000000C18000-memory.dmp

Filesize
288KB

Download
memory/2080-19-0x00000000749F0000-0x00000000750DE000-memory.dmp

Filesize
6.9MB

Download
memory/2080-0-0x00000000749FE000-0x00000000749FF000-memory.dmp

Filesize
4KB

Download
memory/2088-13-0x0000000000400000-0x0000000000442000-memory.dmp

Filesize
264KB

Download
memory/2088-15-0x0000000000400000-0x0000000000442000-memory.dmp

Filesize
264KB

Download
memory/2088-17-0x00000000749F0000-0x00000000750DE000-memory.dmp

Filesize
6.9MB

Download
memory/2088-3-0x0000000000400000-0x0000000000442000-memory.dmp

Filesize
264KB

Download
memory/2088-11-0x0000000000400000-0x0000000000442000-memory.dmp

Filesize
264KB

Download
memory/2088-9-0x000000007EFDE000-0x000000007EFDF000-memory.dmp

Filesize
4KB

Download
memory/2088-8-0x0000000000400000-0x0000000000442000-memory.dmp

Filesize
264KB

Download
memory/2088-7-0x0000000000400000-0x0000000000442000-memory.dmp

Filesize
264KB

Download
memory/2088-18-0x00000000749F0000-0x00000000750DE000-memory.dmp

Filesize
6.9MB

Download
memory/2088-5-0x0000000000400000-0x0000000000442000-memory.dmp

Filesize
264KB

Download
memory/2088-20-0x00000000749F0000-0x00000000750DE000-memory.dmp

Filesize
6.9MB

Download

Analysis

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