agenttesla | 260474827b7c64dc399dad23b64ef0ed54e89c779fc284479a16518b9ee7964e

General

Target

Dustit RFQ.exe
Size

1.0MB
MD5

fd330af7ee997322d0ba212fa97cfc63
SHA1

5c712f65a5ddc1a97b3d1622914503f3e037da8d
SHA256

260474827b7c64dc399dad23b64ef0ed54e89c779fc284479a16518b9ee7964e
SHA512

c43a769c39d9ada81145ff8b070be351ee406f7f9a954bce346167687b83f7a267ca1b316b7a7b2d02522ced16894efb6c4acb8ef0ab02ef2686c09769ecf984
SSDEEP

24576:6XEtCFilvIgvpjRpYyDaG6N/aqU1vgk3bx3mi5ASg:6XRFgxjbd2G6BaqU1jrx15AS

Score

10^/10

agenttesla collection keylogger persistence spyware stealer trojan

Malware Config

Extracted

Family

agenttesla

Credentials

Protocol: ftp
Host:
ftp://carbonwatt.com
Port:
21
Username:
[email protected]
Password:
k)G8;,rq1MNz

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
T1081
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
T1081
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
T1081

Accesses Microsoft Outlook profiles 1 TTPs 3 IoCs

collection

Email Collection

T1114

Processes:

Dustit RFQ.exe

description	ioc	process
Key opened	\REGISTRY\USER\S-1-5-21-999675638-2867687379-27515722-1000\Software\Microsoft\Office\15.0\Outlook\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676	Dustit RFQ.exe
Key opened	\REGISTRY\USER\S-1-5-21-999675638-2867687379-27515722-1000\Software\Microsoft\Windows NT\CurrentVersion\Windows Messaging Subsystem\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676	Dustit RFQ.exe
Key opened	\REGISTRY\USER\S-1-5-21-999675638-2867687379-27515722-1000\Software\Microsoft\Office\16.0\Outlook\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676	Dustit RFQ.exe

Adds Run key to start application 2 TTPs 1 IoCs

persistence

Registry Run Keys / Startup Folder

T1060

Modify Registry

T1112

Processes:

Dustit RFQ.exe

description	ioc	process
Set value (str)	\REGISTRY\USER\S-1-5-21-999675638-2867687379-27515722-1000\Software\Microsoft\Windows\CurrentVersion\Run\PDeLIuR = "C:\\Users\\Admin\\AppData\\Local\\Temp\\PDeLIuR\\PDeLIuR.exe"	Dustit RFQ.exe

Looks up external IP address via web service 2 IoCs
Uses a legitimate IP lookup service to find the infected system's external IP.

Processes:

flow ioc

4 api.ipify.org
5 api.ipify.org
Suspicious use of SetThreadContext 1 IoCs

Processes:

Dustit RFQ.exe

description pid process target process

PID 1584 set thread context of 1128 1584 Dustit RFQ.exe Dustit RFQ.exe
Suspicious behavior: EnumeratesProcesses 5 IoCs

Processes:

Dustit RFQ.exeDustit RFQ.exe

pid process

1584 Dustit RFQ.exe
1584 Dustit RFQ.exe
1128 Dustit RFQ.exe
1128 Dustit RFQ.exe
1128 Dustit RFQ.exe
Suspicious use of AdjustPrivilegeToken 2 IoCs

Processes:

Dustit RFQ.exeDustit RFQ.exe

description pid process

Token: SeDebugPrivilege 1584 Dustit RFQ.exe
Token: SeDebugPrivilege 1128 Dustit RFQ.exe

flow	ioc
4	api.ipify.org
5	api.ipify.org

description	pid	process	target process
PID 1584 set thread context of 1128	1584	Dustit RFQ.exe	Dustit RFQ.exe

pid	process
1584	Dustit RFQ.exe
1584	Dustit RFQ.exe
1128	Dustit RFQ.exe
1128	Dustit RFQ.exe
1128	Dustit RFQ.exe

description	pid	process
Token: SeDebugPrivilege	1584	Dustit RFQ.exe
Token: SeDebugPrivilege	1128	Dustit RFQ.exe

Suspicious use of WriteProcessMemory 9 IoCs

Processes:

Dustit RFQ.exe

description	pid	process	target process
PID 1584 wrote to memory of 1128	1584	Dustit RFQ.exe	Dustit RFQ.exe
PID 1584 wrote to memory of 1128	1584	Dustit RFQ.exe	Dustit RFQ.exe
PID 1584 wrote to memory of 1128	1584	Dustit RFQ.exe	Dustit RFQ.exe
PID 1584 wrote to memory of 1128	1584	Dustit RFQ.exe	Dustit RFQ.exe
PID 1584 wrote to memory of 1128	1584	Dustit RFQ.exe	Dustit RFQ.exe
PID 1584 wrote to memory of 1128	1584	Dustit RFQ.exe	Dustit RFQ.exe
PID 1584 wrote to memory of 1128	1584	Dustit RFQ.exe	Dustit RFQ.exe
PID 1584 wrote to memory of 1128	1584	Dustit RFQ.exe	Dustit RFQ.exe
PID 1584 wrote to memory of 1128	1584	Dustit RFQ.exe	Dustit RFQ.exe

outlook_office_path 1 IoCs

Processes:

Dustit RFQ.exe

description	ioc	process
Key opened	\REGISTRY\USER\S-1-5-21-999675638-2867687379-27515722-1000\Software\Microsoft\Office\16.0\Outlook\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676	Dustit RFQ.exe

outlook_win_path 1 IoCs

Processes:

Dustit RFQ.exe

description	ioc	process
Key opened	\REGISTRY\USER\S-1-5-21-999675638-2867687379-27515722-1000\Software\Microsoft\Windows NT\CurrentVersion\Windows Messaging Subsystem\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676	Dustit RFQ.exe

C:\Users\Admin\AppData\Local\Temp\Dustit RFQ.exe
"C:\Users\Admin\AppData\Local\Temp\Dustit RFQ.exe"
1⤵
- Suspicious use of SetThreadContext
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
PID:1584

C:\Users\Admin\AppData\Local\Temp\Dustit RFQ.exe
"C:\Users\Admin\AppData\Local\Temp\Dustit RFQ.exe"
2⤵
- Accesses Microsoft Outlook profiles
- Adds Run key to start application
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
- outlook_office_path
- outlook_win_path
PID:1128

Network

MITRE ATT&CK Matrix ATT&CK v6

Initial Access

Execution

Persistence

Registry Run Keys / Startup Folder

1

T1060

Privilege Escalation

Defense Evasion

Modify Registry

1

T1112

Credential Access

Credentials in Files

3

T1081

Discovery

Lateral Movement

Collection

Data from Local System

3

T1005

Email Collection

1

T1114

Exfiltration

Command and Control

Impact

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Downloads

memory/1128-64-0x0000000000400000-0x000000000043C000-memory.dmp

Filesize
240KB

Download
memory/1128-63-0x0000000000400000-0x000000000043C000-memory.dmp

Filesize
240KB

Download
memory/1128-70-0x0000000000400000-0x000000000043C000-memory.dmp

Filesize
240KB

Download
memory/1128-68-0x0000000000400000-0x000000000043C000-memory.dmp

Filesize
240KB

Download
memory/1128-66-0x0000000000437B9E-mapping.dmp

Download
memory/1128-61-0x0000000000400000-0x000000000043C000-memory.dmp

Filesize
240KB

Download
memory/1128-65-0x0000000000400000-0x000000000043C000-memory.dmp

Filesize
240KB

Download
memory/1128-60-0x0000000000400000-0x000000000043C000-memory.dmp

Filesize
240KB

Download
memory/1584-55-0x0000000074BB1000-0x0000000074BB3000-memory.dmp

Filesize
8KB

Download
memory/1584-54-0x0000000001370000-0x000000000147C000-memory.dmp

Filesize
1.0MB

Download
memory/1584-59-0x00000000005F0000-0x000000000062C000-memory.dmp

Filesize
240KB

Download
memory/1584-58-0x0000000004B80000-0x0000000004BF6000-memory.dmp

Filesize
472KB

Download
memory/1584-57-0x0000000000360000-0x000000000036C000-memory.dmp

Filesize
48KB

Download
memory/1584-56-0x0000000000380000-0x0000000000398000-memory.dmp

Filesize
96KB

Download

Analysis

Sharing

General

Malware Config

Extracted

Signatures

Processes

Network

MITRE ATT&CK Matrix ATT&CK v6

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Downloads