agenttesla | 95b255236bbdf896b18bd1cabb397625b59179442b23b898e32bd6a89a2fa38d

General

Target

95b255236bbdf896b18bd1cabb397625b59179442b23b898e32bd6a89a2fa38d.exe
Size

447KB
MD5

58db0bc82b773dbec995469b00352002
SHA1

01f7466108fec8807850cd9f96d46065a0adf543
SHA256

95b255236bbdf896b18bd1cabb397625b59179442b23b898e32bd6a89a2fa38d
SHA512

2592ca48cf7f8410ae61c3ce2d86606e6c736611974f90295011ac814980ef27719991c8f484649358d3ae7d020e49738219850da4b069864f1ba1cc7d3c0561

Score

10^/10

agenttesla collection keylogger persistence rezer0 spyware stealer trojan

Malware Config

Extracted

Family

agenttesla

Credentials

Protocol: smtp
Host:
smtp.pipingzone.com
Port:
587
Username:
sales@pipingzone.com
Password:
PQ^vN@^wm6

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/1148-65-0x0000000000400000-0x0000000000450000-memory.dmp	family_agenttesla
behavioral1/memory/1148-66-0x000000000044A8CE-mapping.dmp	family_agenttesla
behavioral1/memory/1148-68-0x0000000000400000-0x0000000000450000-memory.dmp	family_agenttesla
behavioral1/memory/1148-64-0x0000000000400000-0x0000000000450000-memory.dmp	family_agenttesla
behavioral1/memory/1148-63-0x0000000000400000-0x0000000000450000-memory.dmp	family_agenttesla
behavioral1/memory/1148-70-0x0000000000400000-0x0000000000450000-memory.dmp	family_agenttesla

ReZer0 packer 1 IoCs

Detects ReZer0, a packer with multiple versions used in various campaigns.

rezer0

Processes:

resource	yara_rule
behavioral1/memory/876-57-0x0000000005260000-0x00000000052B8000-memory.dmp	rezer0

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:

95b255236bbdf896b18bd1cabb397625b59179442b23b898e32bd6a89a2fa38d.exe

description	ioc	process
Key opened	\REGISTRY\USER\S-1-5-21-1083475884-596052423-1669053738-1000\Software\Microsoft\Office\15.0\Outlook\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676	95b255236bbdf896b18bd1cabb397625b59179442b23b898e32bd6a89a2fa38d.exe
Key opened	\REGISTRY\USER\S-1-5-21-1083475884-596052423-1669053738-1000\Software\Microsoft\Windows NT\CurrentVersion\Windows Messaging Subsystem\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676	95b255236bbdf896b18bd1cabb397625b59179442b23b898e32bd6a89a2fa38d.exe
Key opened	\REGISTRY\USER\S-1-5-21-1083475884-596052423-1669053738-1000\Software\Microsoft\Office\16.0\Outlook\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676	95b255236bbdf896b18bd1cabb397625b59179442b23b898e32bd6a89a2fa38d.exe

Adds Run key to start application 2 TTPs 1 IoCs

persistence

Registry Run Keys / Startup Folder

T1060

Modify Registry

T1112

Processes:

95b255236bbdf896b18bd1cabb397625b59179442b23b898e32bd6a89a2fa38d.exe

description	ioc	process
Set value (str)	\REGISTRY\USER\S-1-5-21-1083475884-596052423-1669053738-1000\Software\Microsoft\Windows\CurrentVersion\Run\FlPKOXZp = "C:\\Users\\Admin\\AppData\\Roaming\\ILrlPrr\\pcUHr.exe"	95b255236bbdf896b18bd1cabb397625b59179442b23b898e32bd6a89a2fa38d.exe

Suspicious use of SetThreadContext 1 IoCs

Processes:

95b255236bbdf896b18bd1cabb397625b59179442b23b898e32bd6a89a2fa38d.exe

description	pid	process	target process
PID 876 set thread context of 1148	876	95b255236bbdf896b18bd1cabb397625b59179442b23b898e32bd6a89a2fa38d.exe	95b255236bbdf896b18bd1cabb397625b59179442b23b898e32bd6a89a2fa38d.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

1220 schtasks.exe

pid	process
1220	schtasks.exe

Suspicious behavior: EnumeratesProcesses 3 IoCs

Processes:

95b255236bbdf896b18bd1cabb397625b59179442b23b898e32bd6a89a2fa38d.exe95b255236bbdf896b18bd1cabb397625b59179442b23b898e32bd6a89a2fa38d.exe

pid	process
876	95b255236bbdf896b18bd1cabb397625b59179442b23b898e32bd6a89a2fa38d.exe
1148	95b255236bbdf896b18bd1cabb397625b59179442b23b898e32bd6a89a2fa38d.exe
1148	95b255236bbdf896b18bd1cabb397625b59179442b23b898e32bd6a89a2fa38d.exe

Suspicious behavior: RenamesItself 1 IoCs

Processes:

95b255236bbdf896b18bd1cabb397625b59179442b23b898e32bd6a89a2fa38d.exe

pid process

1148 95b255236bbdf896b18bd1cabb397625b59179442b23b898e32bd6a89a2fa38d.exe

pid	process
1148	95b255236bbdf896b18bd1cabb397625b59179442b23b898e32bd6a89a2fa38d.exe

Suspicious use of AdjustPrivilegeToken 2 IoCs

Processes:

95b255236bbdf896b18bd1cabb397625b59179442b23b898e32bd6a89a2fa38d.exe95b255236bbdf896b18bd1cabb397625b59179442b23b898e32bd6a89a2fa38d.exe

description	pid	process
Token: SeDebugPrivilege	876	95b255236bbdf896b18bd1cabb397625b59179442b23b898e32bd6a89a2fa38d.exe
Token: SeDebugPrivilege	1148	95b255236bbdf896b18bd1cabb397625b59179442b23b898e32bd6a89a2fa38d.exe

Suspicious use of SetWindowsHookEx 1 IoCs

Processes:

95b255236bbdf896b18bd1cabb397625b59179442b23b898e32bd6a89a2fa38d.exe

pid process

1148 95b255236bbdf896b18bd1cabb397625b59179442b23b898e32bd6a89a2fa38d.exe

pid	process
1148	95b255236bbdf896b18bd1cabb397625b59179442b23b898e32bd6a89a2fa38d.exe

Suspicious use of WriteProcessMemory 17 IoCs

Processes:

95b255236bbdf896b18bd1cabb397625b59179442b23b898e32bd6a89a2fa38d.exe

outlook_office_path 1 IoCs

Processes:

95b255236bbdf896b18bd1cabb397625b59179442b23b898e32bd6a89a2fa38d.exe

description	ioc	process
Key opened	\REGISTRY\USER\S-1-5-21-1083475884-596052423-1669053738-1000\Software\Microsoft\Office\16.0\Outlook\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676	95b255236bbdf896b18bd1cabb397625b59179442b23b898e32bd6a89a2fa38d.exe

outlook_win_path 1 IoCs

Processes:

95b255236bbdf896b18bd1cabb397625b59179442b23b898e32bd6a89a2fa38d.exe

description	ioc	process
Key opened	\REGISTRY\USER\S-1-5-21-1083475884-596052423-1669053738-1000\Software\Microsoft\Windows NT\CurrentVersion\Windows Messaging Subsystem\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676	95b255236bbdf896b18bd1cabb397625b59179442b23b898e32bd6a89a2fa38d.exe

C:\Users\Admin\AppData\Local\Temp\95b255236bbdf896b18bd1cabb397625b59179442b23b898e32bd6a89a2fa38d.exe
"C:\Users\Admin\AppData\Local\Temp\95b255236bbdf896b18bd1cabb397625b59179442b23b898e32bd6a89a2fa38d.exe"
1⤵
- Suspicious use of SetThreadContext
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
PID:876

C:\Windows\SysWOW64\schtasks.exe
"C:\Windows\System32\schtasks.exe" /Create /TN "Updates\BcpTvzgjWTBA" /XML "C:\Users\Admin\AppData\Local\Temp\tmpA0C3.tmp"
2⤵
- Creates scheduled task(s)
PID:1220

C:\Users\Admin\AppData\Local\Temp\95b255236bbdf896b18bd1cabb397625b59179442b23b898e32bd6a89a2fa38d.exe
"{path}"
2⤵
PID:1072

C:\Users\Admin\AppData\Local\Temp\95b255236bbdf896b18bd1cabb397625b59179442b23b898e32bd6a89a2fa38d.exe
"{path}"
2⤵
- Accesses Microsoft Outlook profiles
- Adds Run key to start application
- Suspicious behavior: EnumeratesProcesses
- Suspicious behavior: RenamesItself
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of SetWindowsHookEx
- outlook_office_path
- outlook_win_path
PID:1148

MITRE ATT&CK Matrix ATT&CK v6

Initial Access

Execution

Scheduled Task

1

T1053

Persistence

Registry Run Keys / Startup Folder

1

T1060

Scheduled Task

1

T1053

Privilege Escalation

Scheduled Task

1

T1053

Defense Evasion

Modify Registry

1

T1112

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\Local\Temp\tmpA0C3.tmp
Filesize
1KB

MD5
a204cb4d0d0a52249d0b4392c9b54ada

SHA1
af14fb8d8639f24eb2f14833901ee8ded96772df

SHA256
31a485f71a518e994bbd8778fdc8f0eca9b18ffc0fdb695cbf57fe88fb654130

SHA512
ab860340f614f0b30038e5e02620cdf76de76bae4a9fdce21e323be25fdda8dd83feeb590d635e8976fe4df76be944452a02b629d44f839f45734fbbb4f271f0

Download Submit
memory/876-55-0x0000000075E31000-0x0000000075E33000-memory.dmp

Filesize
8KB

Download
memory/876-56-0x0000000000310000-0x000000000031E000-memory.dmp

Filesize
56KB

Download
memory/876-57-0x0000000005260000-0x00000000052B8000-memory.dmp

Filesize
352KB

Download
memory/876-54-0x00000000000A0000-0x0000000000116000-memory.dmp

Filesize
472KB

Download
memory/1148-60-0x0000000000400000-0x0000000000450000-memory.dmp

Filesize
320KB

Download
memory/1148-65-0x0000000000400000-0x0000000000450000-memory.dmp

Filesize
320KB

Download
memory/1148-66-0x000000000044A8CE-mapping.dmp

Download
memory/1148-68-0x0000000000400000-0x0000000000450000-memory.dmp

Filesize
320KB

Download
memory/1148-64-0x0000000000400000-0x0000000000450000-memory.dmp

Filesize
320KB

Download
memory/1148-63-0x0000000000400000-0x0000000000450000-memory.dmp

Filesize
320KB

Download
memory/1148-61-0x0000000000400000-0x0000000000450000-memory.dmp

Filesize
320KB

Download
memory/1148-70-0x0000000000400000-0x0000000000450000-memory.dmp

Filesize
320KB

Download
memory/1220-58-0x0000000000000000-mapping.dmp

Download

description	pid	process	target process
PID 876 wrote to memory of 1220	876	95b255236bbdf896b18bd1cabb397625b59179442b23b898e32bd6a89a2fa38d.exe	schtasks.exe
PID 876 wrote to memory of 1220	876	95b255236bbdf896b18bd1cabb397625b59179442b23b898e32bd6a89a2fa38d.exe	schtasks.exe
PID 876 wrote to memory of 1220	876	95b255236bbdf896b18bd1cabb397625b59179442b23b898e32bd6a89a2fa38d.exe	schtasks.exe
PID 876 wrote to memory of 1220	876	95b255236bbdf896b18bd1cabb397625b59179442b23b898e32bd6a89a2fa38d.exe	schtasks.exe
PID 876 wrote to memory of 1072	876	95b255236bbdf896b18bd1cabb397625b59179442b23b898e32bd6a89a2fa38d.exe	95b255236bbdf896b18bd1cabb397625b59179442b23b898e32bd6a89a2fa38d.exe
PID 876 wrote to memory of 1072	876	95b255236bbdf896b18bd1cabb397625b59179442b23b898e32bd6a89a2fa38d.exe	95b255236bbdf896b18bd1cabb397625b59179442b23b898e32bd6a89a2fa38d.exe
PID 876 wrote to memory of 1072	876	95b255236bbdf896b18bd1cabb397625b59179442b23b898e32bd6a89a2fa38d.exe	95b255236bbdf896b18bd1cabb397625b59179442b23b898e32bd6a89a2fa38d.exe
PID 876 wrote to memory of 1072	876	95b255236bbdf896b18bd1cabb397625b59179442b23b898e32bd6a89a2fa38d.exe	95b255236bbdf896b18bd1cabb397625b59179442b23b898e32bd6a89a2fa38d.exe
PID 876 wrote to memory of 1148	876	95b255236bbdf896b18bd1cabb397625b59179442b23b898e32bd6a89a2fa38d.exe	95b255236bbdf896b18bd1cabb397625b59179442b23b898e32bd6a89a2fa38d.exe
PID 876 wrote to memory of 1148	876	95b255236bbdf896b18bd1cabb397625b59179442b23b898e32bd6a89a2fa38d.exe	95b255236bbdf896b18bd1cabb397625b59179442b23b898e32bd6a89a2fa38d.exe
PID 876 wrote to memory of 1148	876	95b255236bbdf896b18bd1cabb397625b59179442b23b898e32bd6a89a2fa38d.exe	95b255236bbdf896b18bd1cabb397625b59179442b23b898e32bd6a89a2fa38d.exe
PID 876 wrote to memory of 1148	876	95b255236bbdf896b18bd1cabb397625b59179442b23b898e32bd6a89a2fa38d.exe	95b255236bbdf896b18bd1cabb397625b59179442b23b898e32bd6a89a2fa38d.exe
PID 876 wrote to memory of 1148	876	95b255236bbdf896b18bd1cabb397625b59179442b23b898e32bd6a89a2fa38d.exe	95b255236bbdf896b18bd1cabb397625b59179442b23b898e32bd6a89a2fa38d.exe
PID 876 wrote to memory of 1148	876	95b255236bbdf896b18bd1cabb397625b59179442b23b898e32bd6a89a2fa38d.exe	95b255236bbdf896b18bd1cabb397625b59179442b23b898e32bd6a89a2fa38d.exe
PID 876 wrote to memory of 1148	876	95b255236bbdf896b18bd1cabb397625b59179442b23b898e32bd6a89a2fa38d.exe	95b255236bbdf896b18bd1cabb397625b59179442b23b898e32bd6a89a2fa38d.exe
PID 876 wrote to memory of 1148	876	95b255236bbdf896b18bd1cabb397625b59179442b23b898e32bd6a89a2fa38d.exe	95b255236bbdf896b18bd1cabb397625b59179442b23b898e32bd6a89a2fa38d.exe
PID 876 wrote to memory of 1148	876	95b255236bbdf896b18bd1cabb397625b59179442b23b898e32bd6a89a2fa38d.exe	95b255236bbdf896b18bd1cabb397625b59179442b23b898e32bd6a89a2fa38d.exe

Analysis

Sharing

General

Malware Config

Extracted

Signatures

Processes

Network

MITRE ATT&CK Matrix ATT&CK v6

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Downloads