agenttesla | 5ee727653b9e6ded021959d91650e3d23c1586b14ed1d22d84c8b3cd5f7e634a

General

Target

TT Copy.exe
Size

678KB
MD5

49b64e415d7d80099fe079b57879e930
SHA1

202495e27168431afd0ce4e57eeca037acd784fd
SHA256

5ee727653b9e6ded021959d91650e3d23c1586b14ed1d22d84c8b3cd5f7e634a
SHA512

72479984aaa3b97c701bd97f5ceba2de9bc4fce17b95cfbe27719dd44569a4fdd8d3771a367941370abd4fd9bd7d1008d24c278f72ed827bc929406508ad7924
SSDEEP

12288:+eJ/sIU9Thtw2th1kfQe4fiGL0c4dwuS3iQRpS2Z5RzG1edBSj81tVimOMt+E:SHwqh1kIev40c43AiQ22zRzG8dA8imX

Score

10^/10

agenttesla collection keylogger spyware stealer trojan

Malware Config

Extracted

Family

agenttesla

Credentials

Protocol: smtp
Host:
mail.rapidcheckng.com
Port:
587
Username:
[email protected]
Password:
@Rapidcheckng#
Email To:
[email protected]

Signatures

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

Accesses Microsoft Outlook profiles 1 TTPs 3 IoCs

collection

Email Collection

T1114

Processes:

RegSvcs.exe

description	ioc	process
Key opened	\REGISTRY\USER\S-1-5-21-2647223082-2067913677-935928954-1000\Software\Microsoft\Office\15.0\Outlook\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676	RegSvcs.exe
Key opened	\REGISTRY\USER\S-1-5-21-2647223082-2067913677-935928954-1000\Software\Microsoft\Windows NT\CurrentVersion\Windows Messaging Subsystem\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676	RegSvcs.exe
Key opened	\REGISTRY\USER\S-1-5-21-2647223082-2067913677-935928954-1000\Software\Microsoft\Office\16.0\Outlook\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676	RegSvcs.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

4 api.ipify.org
5 api.ipify.org
Suspicious use of SetThreadContext 1 IoCs

Processes:

TT Copy.exe

description pid process target process

PID 1396 set thread context of 1776 1396 TT Copy.exe RegSvcs.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

556 schtasks.exe
Suspicious behavior: EnumeratesProcesses 3 IoCs

Processes:

TT Copy.exepowershell.exe

pid process

1396 TT Copy.exe
1396 TT Copy.exe
584 powershell.exe
Suspicious use of AdjustPrivilegeToken 3 IoCs

Processes:

TT Copy.exeRegSvcs.exepowershell.exe

description pid process

Token: SeDebugPrivilege 1396 TT Copy.exe
Token: SeDebugPrivilege 1776 RegSvcs.exe
Token: SeDebugPrivilege 584 powershell.exe

flow	ioc
4	api.ipify.org
5	api.ipify.org

description	pid	process	target process
PID 1396 set thread context of 1776	1396	TT Copy.exe	RegSvcs.exe

pid	process
556	schtasks.exe

pid	process
1396	TT Copy.exe
1396	TT Copy.exe
584	powershell.exe

description	pid	process
Token: SeDebugPrivilege	1396	TT Copy.exe
Token: SeDebugPrivilege	1776	RegSvcs.exe
Token: SeDebugPrivilege	584	powershell.exe

Suspicious use of WriteProcessMemory 20 IoCs

Processes:

TT Copy.exe

description	pid	process	target process
PID 1396 wrote to memory of 584	1396	TT Copy.exe	powershell.exe
PID 1396 wrote to memory of 584	1396	TT Copy.exe	powershell.exe
PID 1396 wrote to memory of 584	1396	TT Copy.exe	powershell.exe
PID 1396 wrote to memory of 584	1396	TT Copy.exe	powershell.exe
PID 1396 wrote to memory of 556	1396	TT Copy.exe	schtasks.exe
PID 1396 wrote to memory of 556	1396	TT Copy.exe	schtasks.exe
PID 1396 wrote to memory of 556	1396	TT Copy.exe	schtasks.exe
PID 1396 wrote to memory of 556	1396	TT Copy.exe	schtasks.exe
PID 1396 wrote to memory of 1776	1396	TT Copy.exe	RegSvcs.exe
PID 1396 wrote to memory of 1776	1396	TT Copy.exe	RegSvcs.exe
PID 1396 wrote to memory of 1776	1396	TT Copy.exe	RegSvcs.exe
PID 1396 wrote to memory of 1776	1396	TT Copy.exe	RegSvcs.exe
PID 1396 wrote to memory of 1776	1396	TT Copy.exe	RegSvcs.exe
PID 1396 wrote to memory of 1776	1396	TT Copy.exe	RegSvcs.exe
PID 1396 wrote to memory of 1776	1396	TT Copy.exe	RegSvcs.exe
PID 1396 wrote to memory of 1776	1396	TT Copy.exe	RegSvcs.exe
PID 1396 wrote to memory of 1776	1396	TT Copy.exe	RegSvcs.exe
PID 1396 wrote to memory of 1776	1396	TT Copy.exe	RegSvcs.exe
PID 1396 wrote to memory of 1776	1396	TT Copy.exe	RegSvcs.exe
PID 1396 wrote to memory of 1776	1396	TT Copy.exe	RegSvcs.exe

outlook_office_path 1 IoCs

Processes:

RegSvcs.exe

description	ioc	process
Key opened	\REGISTRY\USER\S-1-5-21-2647223082-2067913677-935928954-1000\Software\Microsoft\Office\16.0\Outlook\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676	RegSvcs.exe

outlook_win_path 1 IoCs

Processes:

RegSvcs.exe

description	ioc	process
Key opened	\REGISTRY\USER\S-1-5-21-2647223082-2067913677-935928954-1000\Software\Microsoft\Windows NT\CurrentVersion\Windows Messaging Subsystem\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676	RegSvcs.exe

C:\Users\Admin\AppData\Local\Temp\TT Copy.exe
"C:\Users\Admin\AppData\Local\Temp\TT Copy.exe"
1⤵
- Suspicious use of SetThreadContext
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
PID:1396

C:\Windows\SysWOW64\WindowsPowerShell\v1.0\powershell.exe
"C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe" Add-MpPreference -ExclusionPath "C:\Users\Admin\AppData\Roaming\YmqxAO.exe"
2⤵
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
PID:584

C:\Windows\SysWOW64\schtasks.exe
"C:\Windows\System32\schtasks.exe" /Create /TN "Updates\YmqxAO" /XML "C:\Users\Admin\AppData\Local\Temp\tmpC2B4.tmp"
2⤵
- Creates scheduled task(s)
PID:556

C:\Windows\Microsoft.NET\Framework\v4.0.30319\RegSvcs.exe
"C:\Windows\Microsoft.NET\Framework\v4.0.30319\RegSvcs.exe"
2⤵
- Accesses Microsoft Outlook profiles
- Suspicious use of AdjustPrivilegeToken
- outlook_office_path
- outlook_win_path
PID:1776

Network

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

Discovery

System Information Discovery

1

T1082

Lateral Movement

Collection

Email Collection

1

T1114

Exfiltration

Command and Control

Impact

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Downloads

C:\Users\Admin\AppData\Local\Temp\tmpC2B4.tmp
Filesize
1KB

MD5
908cbec2fda27a11f0ceb5d2a90d5319

SHA1
00f056dd737c9a8665121c693055ce7166db68af

SHA256
682dbd9f039a41b6364a72b401fb33975da6abdc7a4b5fef3db8c38d5768b2f2

SHA512
80efffd4a1fab96075b4fb208248d9b9762358221eec1da13c53276983c339ac3fd63eb0cb57234e7fb11e2be25567c32ac70c48e25199ea07b154cdf7bc91b6

Download Submit
memory/584-84-0x0000000001D90000-0x0000000001DD0000-memory.dmp

Filesize
256KB

Download
memory/1396-60-0x0000000004D20000-0x0000000004D60000-memory.dmp

Filesize
256KB

Download
memory/1396-58-0x0000000004D20000-0x0000000004D60000-memory.dmp

Filesize
256KB

Download
memory/1396-71-0x0000000004C50000-0x0000000004C82000-memory.dmp

Filesize
200KB

Download
memory/1396-59-0x00000000004A0000-0x00000000004AE000-memory.dmp

Filesize
56KB

Download
memory/1396-54-0x0000000000C10000-0x0000000000CBE000-memory.dmp

Filesize
696KB

Download
memory/1396-61-0x0000000000480000-0x000000000048A000-memory.dmp

Filesize
40KB

Download
memory/1396-62-0x0000000004D20000-0x0000000004D60000-memory.dmp

Filesize
256KB

Download
memory/1396-63-0x00000000004B0000-0x00000000004BC000-memory.dmp

Filesize
48KB

Download
memory/1396-56-0x0000000000480000-0x000000000048A000-memory.dmp

Filesize
40KB

Download
memory/1396-68-0x0000000004D20000-0x0000000004D60000-memory.dmp

Filesize
256KB

Download
memory/1396-55-0x0000000004D20000-0x0000000004D60000-memory.dmp

Filesize
256KB

Download
memory/1396-57-0x0000000000480000-0x000000000048A000-memory.dmp

Filesize
40KB

Download
memory/1396-64-0x0000000005800000-0x0000000005876000-memory.dmp

Filesize
472KB

Download
memory/1776-75-0x0000000000400000-0x0000000000430000-memory.dmp

Filesize
192KB

Download
memory/1776-76-0x0000000000400000-0x0000000000430000-memory.dmp

Filesize
192KB

Download
memory/1776-77-0x0000000000400000-0x0000000000430000-memory.dmp

Filesize
192KB

Download
memory/1776-78-0x000000007EFDE000-0x000000007EFDF000-memory.dmp

Filesize
4KB

Download
memory/1776-79-0x0000000000400000-0x0000000000430000-memory.dmp

Filesize
192KB

Download
memory/1776-81-0x0000000000400000-0x0000000000430000-memory.dmp

Filesize
192KB

Download
memory/1776-83-0x0000000000400000-0x0000000000430000-memory.dmp

Filesize
192KB

Download
memory/1776-85-0x0000000004D20000-0x0000000004D60000-memory.dmp

Filesize
256KB

Download
memory/1776-74-0x0000000000400000-0x0000000000430000-memory.dmp

Filesize
192KB

Download

Analysis

Sharing

General

Malware Config

Extracted

Signatures

Processes

Network

MITRE ATT&CK Matrix ATT&CK v6

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Downloads