agenttesla | ee405d429ccd704f6ce6273c42c9358d8da3dfb219b6939856755c9a6d4721b5

General

Target

MV YIN SHUN - TONG LI SHIPPING.exe
Size

770KB
MD5

545eaa55c962df648708bb0bb01bcb28
SHA1

39e0c699f9bd668dc65561aef01451deeb41b073
SHA256

138e666baba119aed949d7064ded4f2ddafaa85e95b09bbd5c4ed7d2b77ac9ef
SHA512

4892171284b009dc58a0ea5a781006e52c1dc729e924f386749336b9e56880ecdf6f67e43bee9c8f26b345cfcaab4b53305cd78f33a04d1b3d6016db4a2684cb

Score

10^/10

agenttesla collection keylogger spyware stealer trojan

Malware Config

Extracted

Family

agenttesla

Credentials

Protocol: smtp
Host:
smtp.penavico--cz.com
Port:
587
Username:
[email protected]
Password:
Fq$L%J((!6

Signatures

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

AgentTesla Payload 6 IoCs

Processes:

resource	yara_rule
behavioral1/memory/1388-59-0x0000000000400000-0x000000000043C000-memory.dmp	family_agenttesla
behavioral1/memory/1388-60-0x0000000000400000-0x000000000043C000-memory.dmp	family_agenttesla
behavioral1/memory/1388-61-0x0000000000400000-0x000000000043C000-memory.dmp	family_agenttesla
behavioral1/memory/1388-62-0x0000000000436A8E-mapping.dmp	family_agenttesla
behavioral1/memory/1388-63-0x0000000000400000-0x000000000043C000-memory.dmp	family_agenttesla
behavioral1/memory/512-80-0x0000000000436A8E-mapping.dmp	family_agenttesla

Executes dropped EXE 3 IoCs

Processes:

rb57.exerb57.exerb57.exe

pid process

1056 rb57.exe
512 rb57.exe
240 rb57.exe
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

pid	process
1056	rb57.exe
512	rb57.exe
240	rb57.exe

Accesses Microsoft Outlook profiles 1 TTPs 3 IoCs

collection

Email Collection

T1114

Processes:

MV YIN SHUN - TONG LI SHIPPING.exe

description	ioc	process
Key opened	\REGISTRY\USER\S-1-5-21-3456797065-1076791440-4146276586-1000\Software\Microsoft\Office\15.0\Outlook\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676	MV YIN SHUN - TONG LI SHIPPING.exe
Key opened	\REGISTRY\USER\S-1-5-21-3456797065-1076791440-4146276586-1000\Software\Microsoft\Windows NT\CurrentVersion\Windows Messaging Subsystem\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676	MV YIN SHUN - TONG LI SHIPPING.exe
Key opened	\REGISTRY\USER\S-1-5-21-3456797065-1076791440-4146276586-1000\Software\Microsoft\Office\16.0\Outlook\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676	MV YIN SHUN - TONG LI SHIPPING.exe

Suspicious use of SetThreadContext 2 IoCs

Processes:

MV YIN SHUN - TONG LI SHIPPING.exerb57.exe

description	pid	process	target process
PID 1212 set thread context of 1388	1212	MV YIN SHUN - TONG LI SHIPPING.exe	MV YIN SHUN - TONG LI SHIPPING.exe
PID 1056 set thread context of 512	1056	rb57.exe	rb57.exe

Enumerates physical storage devices 1 TTPs
Attempts to interact with connected storage/optical drive(s). Likely ransomware behaviour.

System Information Discovery
T1082
Creates scheduled task(s) 1 TTPs 1 IoCs
Schtasks is often used by malware for persistence or to perform post-infection execution.
persistence

Scheduled Task
T1053

Processes:

schtasks.exe

pid process

1392 schtasks.exe
Suspicious behavior: EnumeratesProcesses 4 IoCs

Processes:

MV YIN SHUN - TONG LI SHIPPING.exerb57.exe

pid process

1388 MV YIN SHUN - TONG LI SHIPPING.exe
1388 MV YIN SHUN - TONG LI SHIPPING.exe
512 rb57.exe
512 rb57.exe

pid	process
1392	schtasks.exe

pid	process
1388	MV YIN SHUN - TONG LI SHIPPING.exe
1388	MV YIN SHUN - TONG LI SHIPPING.exe
512	rb57.exe
512	rb57.exe

Suspicious use of AdjustPrivilegeToken 5 IoCs

Processes:

MV YIN SHUN - TONG LI SHIPPING.exeMV YIN SHUN - TONG LI SHIPPING.exerb57.exerb57.exerb57.exe

description	pid	process
Token: SeDebugPrivilege	1212	MV YIN SHUN - TONG LI SHIPPING.exe
Token: SeDebugPrivilege	1388	MV YIN SHUN - TONG LI SHIPPING.exe
Token: SeDebugPrivilege	1056	rb57.exe
Token: SeDebugPrivilege	512	rb57.exe
Token: SeDebugPrivilege	240	rb57.exe

Suspicious use of WriteProcessMemory 47 IoCs

Processes:

MV YIN SHUN - TONG LI SHIPPING.execmd.exetaskeng.exerb57.exerb57.exe

description	pid	process	target process
PID 1212 wrote to memory of 1388	1212	MV YIN SHUN - TONG LI SHIPPING.exe	MV YIN SHUN - TONG LI SHIPPING.exe
PID 1212 wrote to memory of 1388	1212	MV YIN SHUN - TONG LI SHIPPING.exe	MV YIN SHUN - TONG LI SHIPPING.exe
PID 1212 wrote to memory of 1388	1212	MV YIN SHUN - TONG LI SHIPPING.exe	MV YIN SHUN - TONG LI SHIPPING.exe
PID 1212 wrote to memory of 1388	1212	MV YIN SHUN - TONG LI SHIPPING.exe	MV YIN SHUN - TONG LI SHIPPING.exe
PID 1212 wrote to memory of 1388	1212	MV YIN SHUN - TONG LI SHIPPING.exe	MV YIN SHUN - TONG LI SHIPPING.exe
PID 1212 wrote to memory of 1388	1212	MV YIN SHUN - TONG LI SHIPPING.exe	MV YIN SHUN - TONG LI SHIPPING.exe
PID 1212 wrote to memory of 1388	1212	MV YIN SHUN - TONG LI SHIPPING.exe	MV YIN SHUN - TONG LI SHIPPING.exe
PID 1212 wrote to memory of 1388	1212	MV YIN SHUN - TONG LI SHIPPING.exe	MV YIN SHUN - TONG LI SHIPPING.exe
PID 1212 wrote to memory of 1388	1212	MV YIN SHUN - TONG LI SHIPPING.exe	MV YIN SHUN - TONG LI SHIPPING.exe
PID 1212 wrote to memory of 1704	1212	MV YIN SHUN - TONG LI SHIPPING.exe	cmd.exe
PID 1212 wrote to memory of 1704	1212	MV YIN SHUN - TONG LI SHIPPING.exe	cmd.exe
PID 1212 wrote to memory of 1704	1212	MV YIN SHUN - TONG LI SHIPPING.exe	cmd.exe
PID 1212 wrote to memory of 1704	1212	MV YIN SHUN - TONG LI SHIPPING.exe	cmd.exe
PID 1212 wrote to memory of 1248	1212	MV YIN SHUN - TONG LI SHIPPING.exe	cmd.exe
PID 1212 wrote to memory of 1248	1212	MV YIN SHUN - TONG LI SHIPPING.exe	cmd.exe
PID 1212 wrote to memory of 1248	1212	MV YIN SHUN - TONG LI SHIPPING.exe	cmd.exe
PID 1212 wrote to memory of 1248	1212	MV YIN SHUN - TONG LI SHIPPING.exe	cmd.exe
PID 1704 wrote to memory of 1392	1704	cmd.exe	schtasks.exe
PID 1704 wrote to memory of 1392	1704	cmd.exe	schtasks.exe
PID 1704 wrote to memory of 1392	1704	cmd.exe	schtasks.exe
PID 1704 wrote to memory of 1392	1704	cmd.exe	schtasks.exe
PID 1632 wrote to memory of 1056	1632	taskeng.exe	rb57.exe
PID 1632 wrote to memory of 1056	1632	taskeng.exe	rb57.exe
PID 1632 wrote to memory of 1056	1632	taskeng.exe	rb57.exe
PID 1632 wrote to memory of 1056	1632	taskeng.exe	rb57.exe
PID 1056 wrote to memory of 512	1056	rb57.exe	rb57.exe
PID 1056 wrote to memory of 512	1056	rb57.exe	rb57.exe
PID 1056 wrote to memory of 512	1056	rb57.exe	rb57.exe
PID 1056 wrote to memory of 512	1056	rb57.exe	rb57.exe
PID 1056 wrote to memory of 512	1056	rb57.exe	rb57.exe
PID 1056 wrote to memory of 512	1056	rb57.exe	rb57.exe
PID 1056 wrote to memory of 512	1056	rb57.exe	rb57.exe
PID 1056 wrote to memory of 512	1056	rb57.exe	rb57.exe
PID 1056 wrote to memory of 512	1056	rb57.exe	rb57.exe
PID 1632 wrote to memory of 240	1632	taskeng.exe	rb57.exe
PID 1632 wrote to memory of 240	1632	taskeng.exe	rb57.exe
PID 1632 wrote to memory of 240	1632	taskeng.exe	rb57.exe
PID 1632 wrote to memory of 240	1632	taskeng.exe	rb57.exe
PID 240 wrote to memory of 1392	240	rb57.exe	rb57.exe
PID 240 wrote to memory of 1392	240	rb57.exe	rb57.exe
PID 240 wrote to memory of 1392	240	rb57.exe	rb57.exe
PID 240 wrote to memory of 1392	240	rb57.exe	rb57.exe
PID 240 wrote to memory of 1392	240	rb57.exe	rb57.exe
PID 240 wrote to memory of 1392	240	rb57.exe	rb57.exe
PID 240 wrote to memory of 1392	240	rb57.exe	rb57.exe
PID 240 wrote to memory of 1392	240	rb57.exe	rb57.exe
PID 240 wrote to memory of 1392	240	rb57.exe	rb57.exe

outlook_office_path 1 IoCs

Processes:

MV YIN SHUN - TONG LI SHIPPING.exe

description	ioc	process
Key opened	\REGISTRY\USER\S-1-5-21-3456797065-1076791440-4146276586-1000\Software\Microsoft\Office\16.0\Outlook\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676	MV YIN SHUN - TONG LI SHIPPING.exe

outlook_win_path 1 IoCs

Processes:

MV YIN SHUN - TONG LI SHIPPING.exe

description	ioc	process
Key opened	\REGISTRY\USER\S-1-5-21-3456797065-1076791440-4146276586-1000\Software\Microsoft\Windows NT\CurrentVersion\Windows Messaging Subsystem\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676	MV YIN SHUN - TONG LI SHIPPING.exe

C:\Users\Admin\AppData\Local\Temp\MV YIN SHUN - TONG LI SHIPPING.exe
"C:\Users\Admin\AppData\Local\Temp\MV YIN SHUN - TONG LI SHIPPING.exe"
1⤵
- Suspicious use of SetThreadContext
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
PID:1212

C:\Users\Admin\AppData\Local\Temp\MV YIN SHUN - TONG LI SHIPPING.exe
"C:\Users\Admin\AppData\Local\Temp\MV YIN SHUN - TONG LI SHIPPING.exe"
2⤵
- Accesses Microsoft Outlook profiles
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
- outlook_office_path
- outlook_win_path
PID:1388

C:\Windows\SysWOW64\cmd.exe
"C:\Windows\System32\cmd.exe" /c schtasks /create /sc minute /mo 1 /tn "Nano" /tr "'C:\Users\Admin\AppData\Roaming\rb57\rb57.exe'" /f
2⤵
- Suspicious use of WriteProcessMemory
PID:1704

C:\Windows\SysWOW64\schtasks.exe
schtasks /create /sc minute /mo 1 /tn "Nano" /tr "'C:\Users\Admin\AppData\Roaming\rb57\rb57.exe'" /f
3⤵
- Creates scheduled task(s)
PID:1392

C:\Windows\SysWOW64\cmd.exe
"C:\Windows\System32\cmd.exe" /c copy "C:\Users\Admin\AppData\Local\Temp\MV YIN SHUN - TONG LI SHIPPING.exe" "C:\Users\Admin\AppData\Roaming\rb57\rb57.exe"
2⤵
PID:1248

C:\Windows\system32\taskeng.exe
taskeng.exe {FC223A0B-3818-405F-8131-A42B892EAD01} S-1-5-21-3456797065-1076791440-4146276586-1000:JZCKHXIN\Admin:Interactive:[1]
1⤵
- Suspicious use of WriteProcessMemory
PID:1632

C:\Users\Admin\AppData\Roaming\rb57\rb57.exe
C:\Users\Admin\AppData\Roaming\rb57\rb57.exe
2⤵
- Executes dropped EXE
- Suspicious use of SetThreadContext
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
PID:1056

C:\Users\Admin\AppData\Roaming\rb57\rb57.exe
"C:\Users\Admin\AppData\Roaming\rb57\rb57.exe"
3⤵
- Executes dropped EXE
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
PID:512

C:\Users\Admin\AppData\Roaming\rb57\rb57.exe
C:\Users\Admin\AppData\Roaming\rb57\rb57.exe
2⤵
- Executes dropped EXE
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
PID:240

C:\Users\Admin\AppData\Roaming\rb57\rb57.exe
"C:\Users\Admin\AppData\Roaming\rb57\rb57.exe"
3⤵
PID:1392

MITRE ATT&CK Matrix ATT&CK v6

Initial Access

Execution

Scheduled Task

1

T1053

Persistence

Scheduled Task

1

T1053

Privilege Escalation

Scheduled Task

1

T1053

Defense Evasion

Credential Access

Credentials in Files

3

T1081

Discovery

System Information Discovery

1

T1082

Lateral Movement

Collection

Data from Local System

3

T1005

Email Collection

1

T1114

Exfiltration

Command and Control

Impact

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Downloads

C:\Users\Admin\AppData\Roaming\rb57\rb57.exe
MD5
545eaa55c962df648708bb0bb01bcb28

SHA1
39e0c699f9bd668dc65561aef01451deeb41b073

SHA256
138e666baba119aed949d7064ded4f2ddafaa85e95b09bbd5c4ed7d2b77ac9ef

SHA512
4892171284b009dc58a0ea5a781006e52c1dc729e924f386749336b9e56880ecdf6f67e43bee9c8f26b345cfcaab4b53305cd78f33a04d1b3d6016db4a2684cb

Download Submit
C:\Users\Admin\AppData\Roaming\rb57\rb57.exe
MD5
545eaa55c962df648708bb0bb01bcb28

SHA1
39e0c699f9bd668dc65561aef01451deeb41b073

SHA256
138e666baba119aed949d7064ded4f2ddafaa85e95b09bbd5c4ed7d2b77ac9ef

SHA512
4892171284b009dc58a0ea5a781006e52c1dc729e924f386749336b9e56880ecdf6f67e43bee9c8f26b345cfcaab4b53305cd78f33a04d1b3d6016db4a2684cb

Download Submit
C:\Users\Admin\AppData\Roaming\rb57\rb57.exe
MD5
545eaa55c962df648708bb0bb01bcb28

SHA1
39e0c699f9bd668dc65561aef01451deeb41b073

SHA256
138e666baba119aed949d7064ded4f2ddafaa85e95b09bbd5c4ed7d2b77ac9ef

SHA512
4892171284b009dc58a0ea5a781006e52c1dc729e924f386749336b9e56880ecdf6f67e43bee9c8f26b345cfcaab4b53305cd78f33a04d1b3d6016db4a2684cb

Download Submit
C:\Users\Admin\AppData\Roaming\rb57\rb57.exe
MD5
545eaa55c962df648708bb0bb01bcb28

SHA1
39e0c699f9bd668dc65561aef01451deeb41b073

SHA256
138e666baba119aed949d7064ded4f2ddafaa85e95b09bbd5c4ed7d2b77ac9ef

SHA512
4892171284b009dc58a0ea5a781006e52c1dc729e924f386749336b9e56880ecdf6f67e43bee9c8f26b345cfcaab4b53305cd78f33a04d1b3d6016db4a2684cb

Download Submit
memory/240-89-0x0000000004130000-0x0000000004131000-memory.dmp

Filesize
4KB

Download
memory/240-85-0x0000000000000000-mapping.dmp

Download
memory/512-80-0x0000000000436A8E-mapping.dmp

Download
memory/512-84-0x0000000004930000-0x0000000004931000-memory.dmp

Filesize
4KB

Download
memory/1056-74-0x0000000004FA0000-0x0000000004FA1000-memory.dmp

Filesize
4KB

Download
memory/1056-70-0x0000000000000000-mapping.dmp

Download
memory/1056-72-0x0000000000330000-0x0000000000331000-memory.dmp

Filesize
4KB

Download
memory/1212-54-0x0000000000B20000-0x0000000000B21000-memory.dmp

Filesize
4KB

Download
memory/1212-56-0x0000000004BE0000-0x0000000004BE1000-memory.dmp

Filesize
4KB

Download
memory/1248-66-0x0000000000000000-mapping.dmp

Download
memory/1388-61-0x0000000000400000-0x000000000043C000-memory.dmp

Filesize
240KB

Download
memory/1388-68-0x0000000004810000-0x0000000004811000-memory.dmp

Filesize
4KB

Download
memory/1388-63-0x0000000000400000-0x000000000043C000-memory.dmp

Filesize
240KB

Download
memory/1388-62-0x0000000000436A8E-mapping.dmp

Download
memory/1388-60-0x0000000000400000-0x000000000043C000-memory.dmp

Filesize
240KB

Download
memory/1388-58-0x0000000000400000-0x000000000043C000-memory.dmp

Filesize
240KB

Download
memory/1388-59-0x0000000000400000-0x000000000043C000-memory.dmp

Filesize
240KB

Download
memory/1388-57-0x0000000000400000-0x000000000043C000-memory.dmp

Filesize
240KB

Download
memory/1392-67-0x0000000000000000-mapping.dmp

Download
memory/1704-65-0x0000000000000000-mapping.dmp

Download

Analysis

Sharing

General

Malware Config

Extracted

Signatures

Processes

Network

MITRE ATT&CK Matrix ATT&CK v6

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Downloads