agenttesla | caaa4cc129eafbe57a597050e290a56fc724309017bb28276e53f2f1496bf1db

General

Target

Invoice 20200407.exe
Size

522KB
MD5

ae4e6d5d77d778c2f3b7ddcd7ca8b572
SHA1

fc61df4c2c91fc0985d6efd8ead3210f5936e7b3
SHA256

caaa4cc129eafbe57a597050e290a56fc724309017bb28276e53f2f1496bf1db
SHA512

1ff059cfdcef81282ed7d2bea2aa7815f0aacc2096b30df3e654041acc8a4f299e0e32b1ba5d18a3e45e6bbf69601065c1f5e162cde63cc34ae664d2f7fc58cf

Score

10^/10

agenttesla keylogger spyware stealer trojan

Malware Config

Extracted

Family

agenttesla

Credentials

Protocol: smtp
Host:
smtp.yandex.ru
Port:
587
Username:
result.package@yandex.ru
Password:
Blessing123

Signatures

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

AgentTesla Payload 4 IoCs

Processes:

resource	yara_rule
behavioral1/memory/1664-31-0x0000000000400000-0x0000000000452000-memory.dmp	family_agenttesla
behavioral1/memory/1664-32-0x000000000044CABE-mapping.dmp	family_agenttesla
behavioral1/memory/1664-33-0x0000000000400000-0x0000000000452000-memory.dmp	family_agenttesla
behavioral1/memory/1664-34-0x0000000000400000-0x0000000000452000-memory.dmp	family_agenttesla

Reads data files stored by FTP clients 2 TTPs
Tries to access configuration files associated with programs like FileZilla.
spyware

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

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

Data from Local System
T1005

Credentials in Files
T1081
Suspicious use of SetThreadContext 1 IoCs

Processes:

Invoice 20200407.exe

description pid process target process

PID 1128 set thread context of 1664 1128 Invoice 20200407.exe Invoice 20200407.exe
Suspicious behavior: EnumeratesProcesses 2 IoCs

Processes:

Invoice 20200407.exe

pid process

1664 Invoice 20200407.exe
1664 Invoice 20200407.exe
Suspicious use of AdjustPrivilegeToken 2 IoCs

Processes:

Invoice 20200407.exeInvoice 20200407.exe

description pid process

Token: SeDebugPrivilege 1128 Invoice 20200407.exe
Token: SeDebugPrivilege 1664 Invoice 20200407.exe
Suspicious use of SetWindowsHookEx 3 IoCs

Processes:

Invoice 20200407.exeInvoice 20200407.exe

pid process

1128 Invoice 20200407.exe
1128 Invoice 20200407.exe
1664 Invoice 20200407.exe

description	pid	process	target process
PID 1128 set thread context of 1664	1128	Invoice 20200407.exe	Invoice 20200407.exe

pid	process
1664	Invoice 20200407.exe
1664	Invoice 20200407.exe

description	pid	process
Token: SeDebugPrivilege	1128	Invoice 20200407.exe
Token: SeDebugPrivilege	1664	Invoice 20200407.exe

pid	process
1128	Invoice 20200407.exe
1128	Invoice 20200407.exe
1664	Invoice 20200407.exe

Suspicious use of WriteProcessMemory 13 IoCs

Processes:

Invoice 20200407.exeInvoice 20200407.exe

description	pid	process	target process
PID 1128 wrote to memory of 1664	1128	Invoice 20200407.exe	Invoice 20200407.exe
PID 1128 wrote to memory of 1664	1128	Invoice 20200407.exe	Invoice 20200407.exe
PID 1128 wrote to memory of 1664	1128	Invoice 20200407.exe	Invoice 20200407.exe
PID 1128 wrote to memory of 1664	1128	Invoice 20200407.exe	Invoice 20200407.exe
PID 1128 wrote to memory of 1664	1128	Invoice 20200407.exe	Invoice 20200407.exe
PID 1128 wrote to memory of 1664	1128	Invoice 20200407.exe	Invoice 20200407.exe
PID 1128 wrote to memory of 1664	1128	Invoice 20200407.exe	Invoice 20200407.exe
PID 1128 wrote to memory of 1664	1128	Invoice 20200407.exe	Invoice 20200407.exe
PID 1128 wrote to memory of 1664	1128	Invoice 20200407.exe	Invoice 20200407.exe
PID 1664 wrote to memory of 820	1664	Invoice 20200407.exe	netsh.exe
PID 1664 wrote to memory of 820	1664	Invoice 20200407.exe	netsh.exe
PID 1664 wrote to memory of 820	1664	Invoice 20200407.exe	netsh.exe
PID 1664 wrote to memory of 820	1664	Invoice 20200407.exe	netsh.exe

C:\Users\Admin\AppData\Local\Temp\Invoice 20200407.exe
"C:\Users\Admin\AppData\Local\Temp\Invoice 20200407.exe"
1⤵
- Suspicious use of SetThreadContext
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of SetWindowsHookEx
- Suspicious use of WriteProcessMemory
PID:1128

C:\Users\Admin\AppData\Local\Temp\Invoice 20200407.exe
"{path}"
2⤵
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of SetWindowsHookEx
- Suspicious use of WriteProcessMemory
PID:1664

C:\Windows\SysWOW64\netsh.exe
"netsh" wlan show profile
3⤵
PID:820

MITRE ATT&CK Matrix ATT&CK v6

Initial Access

Execution

Persistence

Privilege Escalation

Defense Evasion

Credential Access

Credentials in Files

3

T1081

Discovery

Lateral Movement

Collection

Data from Local System

3

T1005

Exfiltration

Command and Control

Impact

Replay Monitor

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Downloads

memory/820-38-0x0000000000000000-mapping.dmp

Download
memory/1128-35-0x0000000004840000-0x0000000004870000-memory.dmp

Filesize
192KB

Download
memory/1664-31-0x0000000000400000-0x0000000000452000-memory.dmp

Filesize
328KB

Download
memory/1664-32-0x000000000044CABE-mapping.dmp

Download
memory/1664-33-0x0000000000400000-0x0000000000452000-memory.dmp

Filesize
328KB

Download
memory/1664-34-0x0000000000400000-0x0000000000452000-memory.dmp

Filesize
328KB

Download
memory/1772-30-0x000007FEF6740000-0x000007FEF69BA000-memory.dmp

Filesize
2.5MB

Download

Analysis

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