agenttesla | c2f3e70421ccff4ebd8f81672079ebd556617048c57ef949011b2282e3124e47

General

Target

commercial invoice-AD1-2001028L.exe
Size

6KB
MD5

8d936312a59afa52e18a4d665755690d
SHA1

aa34c27cdf073eb5c54e371714d3d68a626bbbd8
SHA256

ee511bade3822feb689576b65cb3e490e9459c11c5b6583b36920f742c1bd99d
SHA512

b36924fe5af405e6447fbf01d6d9c75cfe9dc335e36b64ea8982e59a1d9ac48dde4855f5c84cdcc21fb4d4dcbbfca1e485bbd32f04b10d67c1dc577aab9abd65
SSDEEP

96:awqkGAzKfGe7DVys+BWfik85EOd/vSGQeMFnU:N4DUDEPYEOdES

Score

10^/10

agenttesla collection keylogger persistence spyware stealer trojan

Malware Config

Extracted

Family

agenttesla

Credentials

Protocol: smtp
Host:
mail.rimiapparelsltd.com
Port:
587
Username:
[email protected]
Password:
Everest10@
Email To:
[email protected]

Signatures

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

Checks computer location settings 2 TTPs 1 IoCs

Looks up country code configured in the registry, likely geofence.

Query Registry

T1012

System Information Discovery

T1082

Processes:

commercial invoice-AD1-2001028L.exe

description	ioc	process
Key value queried	\REGISTRY\USER\S-1-5-21-2891029575-1462575-1165213807-1000\Control Panel\International\Geo\Nation	commercial invoice-AD1-2001028L.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

Accesses Microsoft Outlook profiles 1 TTPs 3 IoCs

collection

Email Collection

T1114

Processes:

commercial invoice-AD1-2001028L.exe

description	ioc	process
Key opened	\REGISTRY\USER\S-1-5-21-2891029575-1462575-1165213807-1000\Software\Microsoft\Office\15.0\Outlook\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676	commercial invoice-AD1-2001028L.exe
Key opened	\REGISTRY\USER\S-1-5-21-2891029575-1462575-1165213807-1000\Software\Microsoft\Windows NT\CurrentVersion\Windows Messaging Subsystem\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676	commercial invoice-AD1-2001028L.exe
Key opened	\REGISTRY\USER\S-1-5-21-2891029575-1462575-1165213807-1000\Software\Microsoft\Office\16.0\Outlook\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676	commercial invoice-AD1-2001028L.exe

Adds Run key to start application 2 TTPs 1 IoCs

persistence

Registry Run Keys / Startup Folder

T1060

Modify Registry

T1112

Processes:

commercial invoice-AD1-2001028L.exe

description	ioc	process
Set value (str)	\REGISTRY\USER\S-1-5-21-2891029575-1462575-1165213807-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\Qvgfaekv = "\"C:\\Users\\Admin\\AppData\\Roaming\\Cmubi\\Qvgfaekv.exe\""	commercial invoice-AD1-2001028L.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

39 api.ipify.org
40 api.ipify.org
Suspicious use of SetThreadContext 1 IoCs

Processes:

commercial invoice-AD1-2001028L.exe

description pid process target process

PID 2500 set thread context of 4580 2500 commercial invoice-AD1-2001028L.exe commercial invoice-AD1-2001028L.exe
Enumerates physical storage devices 1 TTPs
Attempts to interact with connected storage/optical drive(s). Likely ransomware behaviour.

System Information Discovery
T1082

flow	ioc
39	api.ipify.org
40	api.ipify.org

description	pid	process	target process
PID 2500 set thread context of 4580	2500	commercial invoice-AD1-2001028L.exe	commercial invoice-AD1-2001028L.exe

Suspicious behavior: EnumeratesProcesses 5 IoCs

Processes:

powershell.execommercial invoice-AD1-2001028L.exe

pid	process
1432	powershell.exe
1432	powershell.exe
4580	commercial invoice-AD1-2001028L.exe
4580	commercial invoice-AD1-2001028L.exe
4580	commercial invoice-AD1-2001028L.exe

Suspicious use of AdjustPrivilegeToken 3 IoCs

Processes:

commercial invoice-AD1-2001028L.exepowershell.execommercial invoice-AD1-2001028L.exe

description	pid	process
Token: SeDebugPrivilege	2500	commercial invoice-AD1-2001028L.exe
Token: SeDebugPrivilege	1432	powershell.exe
Token: SeDebugPrivilege	4580	commercial invoice-AD1-2001028L.exe

Suspicious use of SetWindowsHookEx 1 IoCs

Processes:

commercial invoice-AD1-2001028L.exe

pid process

4580 commercial invoice-AD1-2001028L.exe

pid	process
4580	commercial invoice-AD1-2001028L.exe

Suspicious use of WriteProcessMemory 11 IoCs

Processes:

commercial invoice-AD1-2001028L.exe

description	pid	process	target process
PID 2500 wrote to memory of 1432	2500	commercial invoice-AD1-2001028L.exe	powershell.exe
PID 2500 wrote to memory of 1432	2500	commercial invoice-AD1-2001028L.exe	powershell.exe
PID 2500 wrote to memory of 1432	2500	commercial invoice-AD1-2001028L.exe	powershell.exe
PID 2500 wrote to memory of 4580	2500	commercial invoice-AD1-2001028L.exe	commercial invoice-AD1-2001028L.exe
PID 2500 wrote to memory of 4580	2500	commercial invoice-AD1-2001028L.exe	commercial invoice-AD1-2001028L.exe
PID 2500 wrote to memory of 4580	2500	commercial invoice-AD1-2001028L.exe	commercial invoice-AD1-2001028L.exe
PID 2500 wrote to memory of 4580	2500	commercial invoice-AD1-2001028L.exe	commercial invoice-AD1-2001028L.exe
PID 2500 wrote to memory of 4580	2500	commercial invoice-AD1-2001028L.exe	commercial invoice-AD1-2001028L.exe
PID 2500 wrote to memory of 4580	2500	commercial invoice-AD1-2001028L.exe	commercial invoice-AD1-2001028L.exe
PID 2500 wrote to memory of 4580	2500	commercial invoice-AD1-2001028L.exe	commercial invoice-AD1-2001028L.exe
PID 2500 wrote to memory of 4580	2500	commercial invoice-AD1-2001028L.exe	commercial invoice-AD1-2001028L.exe

outlook_office_path 1 IoCs

Processes:

commercial invoice-AD1-2001028L.exe

description	ioc	process
Key opened	\REGISTRY\USER\S-1-5-21-2891029575-1462575-1165213807-1000\Software\Microsoft\Office\16.0\Outlook\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676	commercial invoice-AD1-2001028L.exe

outlook_win_path 1 IoCs

Processes:

commercial invoice-AD1-2001028L.exe

description	ioc	process
Key opened	\REGISTRY\USER\S-1-5-21-2891029575-1462575-1165213807-1000\Software\Microsoft\Windows NT\CurrentVersion\Windows Messaging Subsystem\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676	commercial invoice-AD1-2001028L.exe

C:\Users\Admin\AppData\Local\Temp\commercial invoice-AD1-2001028L.exe
"C:\Users\Admin\AppData\Local\Temp\commercial invoice-AD1-2001028L.exe"
1⤵
- Checks computer location settings
- Adds Run key to start application
- Suspicious use of SetThreadContext
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
PID:2500

C:\Windows\SysWOW64\WindowsPowerShell\v1.0\powershell.exe
"C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe" -enc UwB0AGEAcgB0AC0AUwBsAGUAZQBwACAALQBTAGUAYwBvAG4AZABzACAANQA3AA==
2⤵
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
PID:1432

C:\Users\Admin\AppData\Local\Temp\commercial invoice-AD1-2001028L.exe
"C:\Users\Admin\AppData\Local\Temp\commercial invoice-AD1-2001028L.exe"
2⤵
- Accesses Microsoft Outlook profiles
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of SetWindowsHookEx
- outlook_office_path
- outlook_win_path
PID:4580

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

Query Registry

1

T1012

System Information Discovery

2

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\Microsoft\CLR_v4.0_32\UsageLogs\commercial invoice-AD1-2001028L.exe.log
Filesize
1KB

MD5
026fb31495d30e5dbfd00f398c2efbf8

SHA1
9cda8f5f58129e4d592ca1b9867835c86f38ab1b

SHA256
b008f16eeae90b4c6ba119fb308616c0795cdaca51adf2b64470a0c01aeeb8b7

SHA512
6d1cc01c90613522cfb7be7ea67ff03732b367dfc7bfd245ad6d7ea8e5e5def431b3339d17893b7b193cee2c3b4c22a459acd3d852ee88fce711e30c5af195a1

Download Submit
memory/1432-140-0x00000000053E0000-0x0000000005446000-memory.dmp

Filesize
408KB

Download
memory/1432-137-0x0000000002460000-0x0000000002496000-memory.dmp

Filesize
216KB

Download
memory/1432-141-0x0000000005A30000-0x0000000005A4E000-memory.dmp

Filesize
120KB

Download
memory/1432-136-0x0000000000000000-mapping.dmp

Download
memory/1432-142-0x0000000007220000-0x000000000789A000-memory.dmp

Filesize
6.5MB

Download
memory/1432-138-0x0000000004DB0000-0x00000000053D8000-memory.dmp

Filesize
6.2MB

Download
memory/1432-139-0x0000000004C00000-0x0000000004C66000-memory.dmp

Filesize
408KB

Download
memory/1432-143-0x0000000005F20000-0x0000000005F3A000-memory.dmp

Filesize
104KB

Download
memory/2500-135-0x0000000005AB0000-0x0000000005AD2000-memory.dmp

Filesize
136KB

Download
memory/2500-134-0x0000000006030000-0x00000000065D4000-memory.dmp

Filesize
5.6MB

Download
memory/2500-132-0x0000000000270000-0x0000000000278000-memory.dmp

Filesize
32KB

Download
memory/2500-133-0x00000000059E0000-0x0000000005A72000-memory.dmp

Filesize
584KB

Download
memory/4580-144-0x0000000000000000-mapping.dmp

Download
memory/4580-145-0x0000000000400000-0x000000000043C000-memory.dmp

Filesize
240KB

Download
memory/4580-147-0x0000000005710000-0x00000000057AC000-memory.dmp

Filesize
624KB

Download
memory/4580-148-0x0000000006E90000-0x0000000006EE0000-memory.dmp

Filesize
320KB

Download
memory/4580-149-0x0000000007300000-0x000000000730A000-memory.dmp

Filesize
40KB

Download

Analysis

Sharing

General

Malware Config

Extracted

Signatures

Processes

Network

MITRE ATT&CK Matrix ATT&CK v6

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Downloads