agenttesla | c8db380ca07d006181dfa5dfa774c52a97b03688af074b796f3e4da284e8a4bd

Analysis

max time kernel
142s
max time network
159s
platform
windows10-2004_x64
resource
win10v2004-20230703-en
resource tags

arch:x64arch:x86image:win10v2004-20230703-enlocale:en-usos:windows10-2004-x64system
submitted
31/08/2023, 10:11

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General

Target

PI.exe
Size

17KB
MD5

2774a0b622e8bfbd6a4b339234fc6289
SHA1

28a7cfc0d6241b14e3de62fd50ffa7ba564a8574
SHA256

c8db380ca07d006181dfa5dfa774c52a97b03688af074b796f3e4da284e8a4bd
SHA512

e0cab916cdbad44cc4983393b10bfd4460dbec25c2f5313d9f0ad9ff79348e2de6adcdfeed9c1f20045a5567ad78036da84b1403c683410a5865428f1d7bc65f
SSDEEP

384:nxHgkRUx0kbAdkT6uUbHf+dqq+X1cnbIOa6Lk/FaLsKau6:xW0GAdkT6PFqHIfKR6

Score

10^/10

agenttesla collection keylogger persistence spyware stealer trojan

Malware Config

Extracted

Family

agenttesla

Credentials

Protocol: smtp
Host:
mail.sirisexpress.com
Port:
587
Username:
[email protected]
Password:
SirisEmails@123
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-1-5-21-618519468-4027732583-1827558364-1000\Software\Microsoft\Windows NT\CurrentVersion\Windows Messaging Subsystem\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676	MSBuild.exe
Key opened	\REGISTRY\USER\S-1-5-21-618519468-4027732583-1827558364-1000\Software\Microsoft\Office\16.0\Outlook\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676	MSBuild.exe
Key opened	\REGISTRY\USER\S-1-5-21-618519468-4027732583-1827558364-1000\Software\Microsoft\Office\15.0\Outlook\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676	MSBuild.exe

Adds Run key to start application 2 TTPs 1 IoCs

persistence

Registry Run Keys / Startup Folder

T1547.001

Modify Registry

T1112

description	ioc	Process
Set value (str)	\REGISTRY\USER\S-1-5-21-618519468-4027732583-1827558364-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\Dalezyzgxp = "C:\\Users\\Admin\\AppData\\Roaming\\Dalezyzgxp.exe"	PI.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
30	api.ipify.org
31	api.ipify.org

Suspicious use of SetThreadContext 1 IoCs

description	pid	Process	procid_target
PID 5032 set thread context of 888	5032	PI.exe	88

Suspicious behavior: EnumeratesProcesses 2 IoCs

pid	Process
888	MSBuild.exe
888	MSBuild.exe

Suspicious use of AdjustPrivilegeToken 2 IoCs

description	pid	Process
Token: SeDebugPrivilege	5032	PI.exe
Token: SeDebugPrivilege	888	MSBuild.exe

Suspicious use of WriteProcessMemory 8 IoCs

description	pid	Process	procid_target
PID 5032 wrote to memory of 888	5032	PI.exe	88
PID 5032 wrote to memory of 888	5032	PI.exe	88
PID 5032 wrote to memory of 888	5032	PI.exe	88
PID 5032 wrote to memory of 888	5032	PI.exe	88
PID 5032 wrote to memory of 888	5032	PI.exe	88
PID 5032 wrote to memory of 888	5032	PI.exe	88
PID 5032 wrote to memory of 888	5032	PI.exe	88
PID 5032 wrote to memory of 888	5032	PI.exe	88

outlook_office_path 1 IoCs

description	ioc	Process
Key opened	\REGISTRY\USER\S-1-5-21-618519468-4027732583-1827558364-1000\Software\Microsoft\Office\16.0\Outlook\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676	MSBuild.exe

outlook_win_path 1 IoCs

description	ioc	Process
Key opened	\REGISTRY\USER\S-1-5-21-618519468-4027732583-1827558364-1000\Software\Microsoft\Windows NT\CurrentVersion\Windows Messaging Subsystem\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676	MSBuild.exe

C:\Users\Admin\AppData\Local\Temp\PI.exe
"C:\Users\Admin\AppData\Local\Temp\PI.exe"
1⤵
- Adds Run key to start application
- Suspicious use of SetThreadContext
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
PID:5032
- C:\Windows\Microsoft.NET\Framework\v4.0.30319\MSBuild.exe
  C:\Windows\Microsoft.NET\Framework\v4.0.30319\MSBuild.exe
  2⤵
  - Accesses Microsoft Outlook profiles
  - Suspicious behavior: EnumeratesProcesses
  - Suspicious use of AdjustPrivilegeToken
  - outlook_office_path
  - outlook_win_path
  PID:888

Network

MITRE ATT&CK Enterprise v15

Reconnaissance

Resource Development

Initial Access

Execution

Persistence

Boot or Logon Autostart Execution

T1547

Registry Run Keys / Startup Folder

T1547.001

Privilege Escalation

Boot or Logon Autostart Execution

T1547

Registry Run Keys / Startup Folder

T1547.001

Defense Evasion

Modify Registry

T1112

Credential Access

Discovery

Lateral Movement

Collection

Email Collection

T1114

Command and Control

Exfiltration

Impact

Replay Monitor

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Downloads

memory/888-1088-0x0000000000400000-0x0000000000442000-memory.dmp

Filesize
264KB

Download
memory/888-1089-0x00000000745C0000-0x0000000074D70000-memory.dmp

Filesize
7.7MB

Download
memory/888-1091-0x00000000059A0000-0x00000000059B0000-memory.dmp

Filesize
64KB

Download
memory/888-1092-0x00000000058C0000-0x0000000005926000-memory.dmp

Filesize
408KB

Download
memory/888-1093-0x0000000006D20000-0x0000000006D70000-memory.dmp

Filesize
320KB

Download
memory/888-1095-0x00000000059A0000-0x00000000059B0000-memory.dmp

Filesize
64KB

Download
memory/888-1094-0x00000000745C0000-0x0000000074D70000-memory.dmp

Filesize
7.7MB

Download
memory/5032-30-0x00000000081F0000-0x00000000082B4000-memory.dmp

Filesize
784KB

Download
memory/5032-38-0x00000000081F0000-0x00000000082B4000-memory.dmp

Filesize
784KB

Download
memory/5032-4-0x00000000059B0000-0x00000000059C0000-memory.dmp

Filesize
64KB

Download
memory/5032-5-0x00000000057E0000-0x00000000057EA000-memory.dmp

Filesize
40KB

Download
memory/5032-6-0x00000000745C0000-0x0000000074D70000-memory.dmp

Filesize
7.7MB

Download
memory/5032-7-0x00000000081F0000-0x00000000082B4000-memory.dmp

Filesize
784KB

Download
memory/5032-8-0x00000000081F0000-0x00000000082B4000-memory.dmp

Filesize
784KB

Download
memory/5032-10-0x00000000081F0000-0x00000000082B4000-memory.dmp

Filesize
784KB

Download
memory/5032-12-0x00000000081F0000-0x00000000082B4000-memory.dmp

Filesize
784KB

Download
memory/5032-14-0x00000000081F0000-0x00000000082B4000-memory.dmp

Filesize
784KB

Download
memory/5032-16-0x00000000081F0000-0x00000000082B4000-memory.dmp

Filesize
784KB

Download
memory/5032-18-0x00000000081F0000-0x00000000082B4000-memory.dmp

Filesize
784KB

Download
memory/5032-20-0x00000000081F0000-0x00000000082B4000-memory.dmp

Filesize
784KB

Download
memory/5032-22-0x00000000081F0000-0x00000000082B4000-memory.dmp

Filesize
784KB

Download
memory/5032-24-0x00000000081F0000-0x00000000082B4000-memory.dmp

Filesize
784KB

Download
memory/5032-26-0x00000000081F0000-0x00000000082B4000-memory.dmp

Filesize
784KB

Download
memory/5032-28-0x00000000081F0000-0x00000000082B4000-memory.dmp

Filesize
784KB

Download
memory/5032-2-0x0000000005DC0000-0x0000000006364000-memory.dmp

Filesize
5.6MB

Download
memory/5032-32-0x00000000081F0000-0x00000000082B4000-memory.dmp

Filesize
784KB

Download
memory/5032-34-0x00000000081F0000-0x00000000082B4000-memory.dmp

Filesize
784KB

Download
memory/5032-36-0x00000000081F0000-0x00000000082B4000-memory.dmp

Filesize
784KB

Download
memory/5032-3-0x0000000005810000-0x00000000058A2000-memory.dmp

Filesize
584KB

Download
memory/5032-40-0x00000000081F0000-0x00000000082B4000-memory.dmp

Filesize
784KB

Download
memory/5032-42-0x00000000081F0000-0x00000000082B4000-memory.dmp

Filesize
784KB

Download
memory/5032-44-0x00000000081F0000-0x00000000082B4000-memory.dmp

Filesize
784KB

Download
memory/5032-46-0x00000000081F0000-0x00000000082B4000-memory.dmp

Filesize
784KB

Download
memory/5032-48-0x00000000059B0000-0x00000000059C0000-memory.dmp

Filesize
64KB

Download
memory/5032-49-0x00000000081F0000-0x00000000082B4000-memory.dmp

Filesize
784KB

Download
memory/5032-51-0x00000000081F0000-0x00000000082B4000-memory.dmp

Filesize
784KB

Download
memory/5032-53-0x00000000081F0000-0x00000000082B4000-memory.dmp

Filesize
784KB

Download
memory/5032-55-0x00000000081F0000-0x00000000082B4000-memory.dmp

Filesize
784KB

Download
memory/5032-57-0x00000000081F0000-0x00000000082B4000-memory.dmp

Filesize
784KB

Download
memory/5032-59-0x00000000081F0000-0x00000000082B4000-memory.dmp

Filesize
784KB

Download
memory/5032-61-0x00000000081F0000-0x00000000082B4000-memory.dmp

Filesize
784KB

Download
memory/5032-63-0x00000000081F0000-0x00000000082B4000-memory.dmp

Filesize
784KB

Download
memory/5032-65-0x00000000081F0000-0x00000000082B4000-memory.dmp

Filesize
784KB

Download
memory/5032-67-0x00000000081F0000-0x00000000082B4000-memory.dmp

Filesize
784KB

Download
memory/5032-69-0x00000000081F0000-0x00000000082B4000-memory.dmp

Filesize
784KB

Download
memory/5032-1-0x00000000745C0000-0x0000000074D70000-memory.dmp

Filesize
7.7MB

Download
memory/5032-0-0x0000000000DF0000-0x0000000000DFA000-memory.dmp

Filesize
40KB

Download
memory/5032-71-0x00000000081F0000-0x00000000082B4000-memory.dmp

Filesize
784KB

Download
memory/5032-1084-0x00000000078C0000-0x00000000078C1000-memory.dmp

Filesize
4KB

Download
memory/5032-1090-0x00000000745C0000-0x0000000074D70000-memory.dmp

Filesize
7.7MB

Download