agenttesla | a3928afcfa8b3e1825c9796ea9099e59e1e7ae2306fbfcc20dc3aae7c6065121

General

Target

Invoice No.23DF-46775.exe
Size

903KB
MD5

8b97b1a70e233a34a42dc72971545f07
SHA1

17cdf8a99b83975664698b963c568ec299a6251c
SHA256

a3928afcfa8b3e1825c9796ea9099e59e1e7ae2306fbfcc20dc3aae7c6065121
SHA512

f025a66ae932bd4976a63f3319a438454bececb26f09c78a7d77000c056f7d483b2d58050ad0fb44f0c4824080b4cb3ba8c3d03699dbd398e243dcc4187187ab
SSDEEP

6144:yGJK4njQgky2InEoRhUaN9B6YjrlfplKGjXWnl/bQmkLKS0fCvYafA3Zrkkn/LqY:S4nJCnGLS2nQaINkULq7nO/Ga9H

Score

10^/10

agenttesla collection keylogger persistence spyware stealer trojan

Malware Config

Extracted

Family

agenttesla

Credentials

Protocol: smtp
Host:
smtp.gmail.com
Port:
587
Username:
[email protected]
Password:
iebtzpacgzyullvo
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

description	ioc	Process
Key opened	\REGISTRY\USER\S-1-5-21-3430344531-3702557399-3004411149-1000\Software\Microsoft\Office\15.0\Outlook\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676	RegSvcs.exe
Key opened	\REGISTRY\USER\S-1-5-21-3430344531-3702557399-3004411149-1000\Software\Microsoft\Windows NT\CurrentVersion\Windows Messaging Subsystem\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676	RegSvcs.exe
Key opened	\REGISTRY\USER\S-1-5-21-3430344531-3702557399-3004411149-1000\Software\Microsoft\Office\16.0\Outlook\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676	RegSvcs.exe

Adds Run key to start application 2 TTPs 1 IoCs

persistence

Registry Run Keys / Startup Folder

T1060

Modify Registry

T1112

description	ioc	Process
Set value (str)	\REGISTRY\USER\S-1-5-21-3430344531-3702557399-3004411149-1000\Software\Microsoft\Windows\CurrentVersion\Run\YLcqPJe = "C:\\Users\\Admin\\AppData\\Roaming\\YLcqPJe\\YLcqPJe.exe"	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.

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

Suspicious use of SetThreadContext 1 IoCs

description	pid	Process	procid_target
PID 1344 set thread context of 664	1344	Invoice No.23DF-46775.exe	30

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

T1053

pid	Process
1868	schtasks.exe

Suspicious behavior: EnumeratesProcesses 1 IoCs

pid	Process
1344	Invoice No.23DF-46775.exe

Suspicious use of AdjustPrivilegeToken 2 IoCs

description	pid	Process
Token: SeDebugPrivilege	1344	Invoice No.23DF-46775.exe
Token: SeDebugPrivilege	664	RegSvcs.exe

Suspicious use of WriteProcessMemory 16 IoCs

description	pid	Process	procid_target
PID 1344 wrote to memory of 1868	1344	Invoice No.23DF-46775.exe	28
PID 1344 wrote to memory of 1868	1344	Invoice No.23DF-46775.exe	28
PID 1344 wrote to memory of 1868	1344	Invoice No.23DF-46775.exe	28
PID 1344 wrote to memory of 1868	1344	Invoice No.23DF-46775.exe	28
PID 1344 wrote to memory of 664	1344	Invoice No.23DF-46775.exe	30
PID 1344 wrote to memory of 664	1344	Invoice No.23DF-46775.exe	30
PID 1344 wrote to memory of 664	1344	Invoice No.23DF-46775.exe	30
PID 1344 wrote to memory of 664	1344	Invoice No.23DF-46775.exe	30
PID 1344 wrote to memory of 664	1344	Invoice No.23DF-46775.exe	30
PID 1344 wrote to memory of 664	1344	Invoice No.23DF-46775.exe	30
PID 1344 wrote to memory of 664	1344	Invoice No.23DF-46775.exe	30
PID 1344 wrote to memory of 664	1344	Invoice No.23DF-46775.exe	30
PID 1344 wrote to memory of 664	1344	Invoice No.23DF-46775.exe	30
PID 1344 wrote to memory of 664	1344	Invoice No.23DF-46775.exe	30
PID 1344 wrote to memory of 664	1344	Invoice No.23DF-46775.exe	30
PID 1344 wrote to memory of 664	1344	Invoice No.23DF-46775.exe	30

outlook_office_path 1 IoCs

description	ioc	Process
Key opened	\REGISTRY\USER\S-1-5-21-3430344531-3702557399-3004411149-1000\Software\Microsoft\Office\16.0\Outlook\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676	RegSvcs.exe

outlook_win_path 1 IoCs

description	ioc	Process
Key opened	\REGISTRY\USER\S-1-5-21-3430344531-3702557399-3004411149-1000\Software\Microsoft\Windows NT\CurrentVersion\Windows Messaging Subsystem\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676	RegSvcs.exe

C:\Users\Admin\AppData\Local\Temp\Invoice No.23DF-46775.exe
"C:\Users\Admin\AppData\Local\Temp\Invoice No.23DF-46775.exe"
1⤵
- Suspicious use of SetThreadContext
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
PID:1344
- C:\Windows\SysWOW64\schtasks.exe
  "C:\Windows\System32\schtasks.exe" /Create /TN "Updates\QmQZBqWJnxs" /XML "C:\Users\Admin\AppData\Local\Temp\tmp8383.tmp"
  2⤵
  - Creates scheduled task(s)
  PID:1868
- C:\Windows\Microsoft.NET\Framework\v4.0.30319\RegSvcs.exe
  "{path}"
  2⤵
  - Accesses Microsoft Outlook profiles
  - Adds Run key to start application
  - Suspicious use of AdjustPrivilegeToken
  - outlook_office_path
  - outlook_win_path
  PID:664

Network

MITRE ATT&CK Enterprise v6

Initial Access

Execution

Scheduled Task

1

T1053

Persistence

Registry Run Keys / Startup Folder

Scheduled Task

Privilege Escalation

Scheduled Task

1

T1053

Defense Evasion

Modify Registry

1

T1112

Credential Access

Discovery

System Information Discovery

1

T1082

Lateral Movement

Collection

Email Collection

1

T1114

Command and Control

Exfiltration

Impact

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Downloads

C:\Users\Admin\AppData\Local\Temp\tmp8383.tmp

Filesize
1KB

MD5
fa5d458f23aeafb13b2d0bfdc217902b

SHA1
4f1124ed57ba7bf21956093148b6bc0507fa1643

SHA256
a3d074226d62ecfd496eab33b9a82b69e5527c70751c17391a1907330db77c02

SHA512
334dc4ee14062dab5575f9b23f4aaaf7d7d0b774c7dc9cf0a9de5dd695379373c403991f3e93f6efaacdbdfab6e6e8ab3042af68ebfd543b18f9cea708236e97

Download Submit
memory/664-68-0x0000000000400000-0x0000000000430000-memory.dmp

Filesize
192KB

Download
memory/664-67-0x000000007EFDE000-0x000000007EFDF000-memory.dmp

Filesize
4KB

Download
memory/664-89-0x0000000004E00000-0x0000000004E40000-memory.dmp

Filesize
256KB

Download
memory/664-73-0x0000000004E00000-0x0000000004E40000-memory.dmp

Filesize
256KB

Download
memory/664-72-0x0000000000400000-0x0000000000430000-memory.dmp

Filesize
192KB

Download
memory/664-70-0x0000000000400000-0x0000000000430000-memory.dmp

Filesize
192KB

Download
memory/664-63-0x0000000000400000-0x0000000000430000-memory.dmp

Filesize
192KB

Download
memory/664-66-0x0000000000400000-0x0000000000430000-memory.dmp

Filesize
192KB

Download
memory/664-65-0x0000000000400000-0x0000000000430000-memory.dmp

Filesize
192KB

Download
memory/664-64-0x0000000000400000-0x0000000000430000-memory.dmp

Filesize
192KB

Download
memory/1344-56-0x00000000002E0000-0x00000000002F4000-memory.dmp

Filesize
80KB

Download
memory/1344-54-0x00000000009C0000-0x0000000000AA8000-memory.dmp

Filesize
928KB

Download
memory/1344-55-0x0000000004DD0000-0x0000000004E10000-memory.dmp

Filesize
256KB

Download
memory/1344-59-0x0000000004370000-0x00000000043A0000-memory.dmp

Filesize
192KB

Download
memory/1344-58-0x0000000005000000-0x0000000005076000-memory.dmp

Filesize
472KB

Download
memory/1344-57-0x0000000004DD0000-0x0000000004E10000-memory.dmp

Filesize
256KB

Download

Analysis

Sharing

General

Malware Config

Extracted

Signatures

Processes

Network

MITRE ATT&CK Enterprise v6

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Downloads