agenttesla | 04850af649dac3c9ef6ea1a4a3ca6244ae110a42443bee390c5c3414bbe840f2

General

Target

Invoice.exe
Size

822KB
MD5

df0a67f2a0c162c5a5dee0a8fcd8ab22
SHA1

07981693f5b38fa99a88aca0e13ba5b6022b1465
SHA256

e62255f98543e0bb1abf017af13fd483e1382158021b7edde65fa55c1ad290cf
SHA512

b62ea9a4710dfc855cfd47f2c0cb8787c9ea6b1159387431d1cc70b5989dd59086aaadd62e42fea9b21d28834b6ece20dc1715245762d026e48e315544529f75
SSDEEP

12288:zPqnHvjNIrpf9rN/mc/CQw5PXdFPemY3kI26WE+34DO2IOxzV2SYm9nEix9H82rF:zyPjKr5BNDuXvfY0RfmIkzLNP5rJ

Score

10^/10

agenttesla keylogger persistence spyware stealer trojan

Malware Config

Extracted

Family

agenttesla

Credentials

Protocol: smtp
Host:
mail.starmech.net
Port:
587
Username:
[email protected]
Password:
nics123
Email To:
[email protected]

Signatures

AgentTesla
Agent Tesla is a remote access tool (RAT) written in visual basic.
keylogger trojan stealer spyware 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 2 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

Adds Run key to start application 2 TTPs 1 IoCs

persistence

Registry Run Keys / Startup Folder

T1547.001

Modify Registry

T1112

Processes:

Invoice.exe

description	ioc	process
Set value (str)	\REGISTRY\USER\S-1-5-21-481678230-3773327859-3495911762-1000\Software\Microsoft\Windows\CurrentVersion\Run\BjTxJte = "C:\\Users\\Admin\\AppData\\Roaming\\BjTxJte\\BjTxJte.exe"	Invoice.exe

Looks up external IP address via web service 1 IoCs
Uses a legitimate IP lookup service to find the infected system's external IP.

Processes:

flow ioc

2 api.ipify.org
Suspicious use of SetThreadContext 1 IoCs

Processes:

Invoice.exe

description pid process target process

PID 2172 set thread context of 2500 2172 Invoice.exe Invoice.exe
Enumerates physical storage devices 1 TTPs
Attempts to interact with connected storage/optical drive(s).

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/Job
T1053

Processes:

schtasks.exe

pid process

2604 schtasks.exe
Suspicious behavior: EnumeratesProcesses 6 IoCs

Processes:

Invoice.exeInvoice.exepowershell.exepowershell.exe

pid process

2172 Invoice.exe
2172 Invoice.exe
2500 Invoice.exe
2500 Invoice.exe
2760 powershell.exe
2328 powershell.exe

flow	ioc
2	api.ipify.org

description	pid	process	target process
PID 2172 set thread context of 2500	2172	Invoice.exe	Invoice.exe

pid	process
2604	schtasks.exe

pid	process
2172	Invoice.exe
2172	Invoice.exe
2500	Invoice.exe
2500	Invoice.exe
2760	powershell.exe
2328	powershell.exe

Suspicious use of AdjustPrivilegeToken 4 IoCs

Processes:

Invoice.exeInvoice.exepowershell.exepowershell.exe

description	pid	process
Token: SeDebugPrivilege	2172	Invoice.exe
Token: SeDebugPrivilege	2500	Invoice.exe
Token: SeDebugPrivilege	2760	powershell.exe
Token: SeDebugPrivilege	2328	powershell.exe

Suspicious use of SetWindowsHookEx 1 IoCs

Processes:

Invoice.exe

pid process

2500 Invoice.exe

pid	process
2500	Invoice.exe

Suspicious use of WriteProcessMemory 25 IoCs

Processes:

Invoice.exe

description	pid	process	target process
PID 2172 wrote to memory of 2760	2172	Invoice.exe	powershell.exe
PID 2172 wrote to memory of 2760	2172	Invoice.exe	powershell.exe
PID 2172 wrote to memory of 2760	2172	Invoice.exe	powershell.exe
PID 2172 wrote to memory of 2760	2172	Invoice.exe	powershell.exe
PID 2172 wrote to memory of 2328	2172	Invoice.exe	powershell.exe
PID 2172 wrote to memory of 2328	2172	Invoice.exe	powershell.exe
PID 2172 wrote to memory of 2328	2172	Invoice.exe	powershell.exe
PID 2172 wrote to memory of 2328	2172	Invoice.exe	powershell.exe
PID 2172 wrote to memory of 2604	2172	Invoice.exe	schtasks.exe
PID 2172 wrote to memory of 2604	2172	Invoice.exe	schtasks.exe
PID 2172 wrote to memory of 2604	2172	Invoice.exe	schtasks.exe
PID 2172 wrote to memory of 2604	2172	Invoice.exe	schtasks.exe
PID 2172 wrote to memory of 2624	2172	Invoice.exe	Invoice.exe
PID 2172 wrote to memory of 2624	2172	Invoice.exe	Invoice.exe
PID 2172 wrote to memory of 2624	2172	Invoice.exe	Invoice.exe
PID 2172 wrote to memory of 2624	2172	Invoice.exe	Invoice.exe
PID 2172 wrote to memory of 2500	2172	Invoice.exe	Invoice.exe
PID 2172 wrote to memory of 2500	2172	Invoice.exe	Invoice.exe
PID 2172 wrote to memory of 2500	2172	Invoice.exe	Invoice.exe
PID 2172 wrote to memory of 2500	2172	Invoice.exe	Invoice.exe
PID 2172 wrote to memory of 2500	2172	Invoice.exe	Invoice.exe
PID 2172 wrote to memory of 2500	2172	Invoice.exe	Invoice.exe
PID 2172 wrote to memory of 2500	2172	Invoice.exe	Invoice.exe
PID 2172 wrote to memory of 2500	2172	Invoice.exe	Invoice.exe
PID 2172 wrote to memory of 2500	2172	Invoice.exe	Invoice.exe

C:\Users\Admin\AppData\Local\Temp\Invoice.exe
"C:\Users\Admin\AppData\Local\Temp\Invoice.exe"
1⤵
- Suspicious use of SetThreadContext
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
PID:2172

C:\Windows\SysWOW64\WindowsPowerShell\v1.0\powershell.exe
"C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe" Add-MpPreference -ExclusionPath "C:\Users\Admin\AppData\Local\Temp\Invoice.exe"
2⤵
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
PID:2760

C:\Windows\SysWOW64\WindowsPowerShell\v1.0\powershell.exe
"C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe" Add-MpPreference -ExclusionPath "C:\Users\Admin\AppData\Roaming\kaJNzBnxbXm.exe"
2⤵
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
PID:2328

C:\Windows\SysWOW64\schtasks.exe
"C:\Windows\System32\schtasks.exe" /Create /TN "Updates\kaJNzBnxbXm" /XML "C:\Users\Admin\AppData\Local\Temp\tmp585D.tmp"
2⤵
- Creates scheduled task(s)
PID:2604

C:\Users\Admin\AppData\Local\Temp\Invoice.exe
"C:\Users\Admin\AppData\Local\Temp\Invoice.exe"
2⤵
PID:2624

C:\Users\Admin\AppData\Local\Temp\Invoice.exe
"C:\Users\Admin\AppData\Local\Temp\Invoice.exe"
2⤵
- Adds Run key to start application
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of SetWindowsHookEx
PID:2500

Network

MITRE ATT&CK Matrix ATT&CK v13

Initial Access

Execution

Scheduled Task/Job

1

T1053

Persistence

Boot or Logon Autostart Execution

1

T1547

Registry Run Keys / Startup Folder

Scheduled Task/Job

Privilege Escalation

Boot or Logon Autostart Execution

1

T1547

Registry Run Keys / Startup Folder

Scheduled Task/Job

Defense Evasion

Modify Registry

1

T1112

Credential Access

Unsecured Credentials

4

T1552

Credentials In Files

3

T1552.001

Credentials in Registry

1

T1552.002

Discovery

System Information Discovery

1

T1082

Lateral Movement

Collection

Data from Local System

4

T1005

Exfiltration

Command and Control

Impact

Resource Development

Reconnaissance

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Downloads

C:\Users\Admin\AppData\Local\Temp\tmp585D.tmp
Filesize
1KB

MD5
9ab70bd58da3ef61208b2fb5e037e95c

SHA1
bce34e420712fdf4968f006d930154aa85064c83

SHA256
33dc015d14740658fb40ac0bde0c139019c804128110dbd4916d6bda11e08415

SHA512
f1cea74139ddaeba9de71670ac78ebb8b334f757f9e2023a4fd3aba5782507a7e9ad23a791666959946e2e1e0a40abf040d0592008247bf04c4789d4a7626d49

Download Submit
C:\Users\Admin\AppData\Roaming\Microsoft\Windows\Recent\CustomDestinations\XM1FEPYI3EQLMKMRNC62.temp
Filesize
7KB

MD5
264eccbf073bb233f4c99a68fc04731e

SHA1
125879496a552c54f429ef1d9e53c1ddcc2204cc

SHA256
0ddcc2d084f9ba187383dfd3b4c6ac74bb5e59866d05cec83343a026516f1882

SHA512
dda97f9f1de6c8a4317960fc3fab97f22f73806676319ebed4426cdae1fb8213d99c4e2e0a86e4e4202a45041803c33bd41559fe524adda607c0da0ac1c9043d

Download Submit
memory/2172-30-0x0000000073FD0000-0x00000000746BE000-memory.dmp

Filesize
6.9MB

Download
memory/2172-1-0x0000000073FD0000-0x00000000746BE000-memory.dmp

Filesize
6.9MB

Download
memory/2172-2-0x0000000004E20000-0x0000000004E60000-memory.dmp

Filesize
256KB

Download
memory/2172-3-0x00000000005D0000-0x00000000005F0000-memory.dmp

Filesize
128KB

Download
memory/2172-4-0x0000000000950000-0x0000000000964000-memory.dmp

Filesize
80KB

Download
memory/2172-5-0x0000000005A20000-0x0000000005AA2000-memory.dmp

Filesize
520KB

Download
memory/2172-0-0x00000000012E0000-0x00000000013B4000-memory.dmp

Filesize
848KB

Download
memory/2500-29-0x0000000000400000-0x0000000000442000-memory.dmp

Filesize
264KB

Download
memory/2500-27-0x0000000000400000-0x0000000000442000-memory.dmp

Filesize
264KB

Download
memory/2500-26-0x000000007EFDE000-0x000000007EFDF000-memory.dmp

Filesize
4KB

Download
memory/2500-24-0x0000000000400000-0x0000000000442000-memory.dmp

Filesize
264KB

Download
memory/2500-22-0x0000000000400000-0x0000000000442000-memory.dmp

Filesize
264KB

Download
memory/2500-20-0x0000000000400000-0x0000000000442000-memory.dmp

Filesize
264KB

Download
memory/2500-18-0x0000000000400000-0x0000000000442000-memory.dmp

Filesize
264KB

Download
memory/2500-28-0x0000000000400000-0x0000000000442000-memory.dmp

Filesize
264KB

Download

Analysis

Sharing

General

Malware Config

Extracted

Signatures

Processes

Network

MITRE ATT&CK Matrix ATT&CK v13

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Downloads