agenttesla | 58a6f7580b8c1b88f48711dd43f7892d0b9881367d5b38194e91e43525e6a8cb

General

Target

QUOTATIONS#08673.exe
Size

1.2MB
MD5

d0bb7d340bff9aec49a0100c6bcefa92
SHA1

d69b9cbe92828988f0febbea845f24baf4c13734
SHA256

0dd6ddb0a8533acebc288eff371234e39347f9e304dcf168643699aefb9925ea
SHA512

74d9b4bf6d7e27e576157aab0dc70b905244495f6b44875ad4136d73d8b55a34e8b1052b9f047fe5499333427154f5ee743d1c511f3ae1688871a234b15900fa
SSDEEP

24576:+Y2wkacr0/40yb/UG7r2+u16V3aKF7Qvww:+YKtrHT4EV37p

Score

10^/10

agenttesla discovery keylogger persistence spyware stealer trojan

Malware Config

Extracted

Credentials

Protocol: ftp
Host:
ftp.ercolina-usa.com
Port:
21
Username:
[email protected]
Password:
uy,o#mZj8$lY

Extracted

Family

agenttesla

Credentials

Protocol: ftp
Host:
ftp://ftp.ercolina-usa.com
Port:
21
Username:
[email protected]
Password:
uy,o#mZj8$lY

Signatures

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

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-1-5-21-1488793075-819845221-1497111674-1000\Software\Microsoft\Windows\CurrentVersion\Run\newapp = "C:\\Users\\Admin\\AppData\\Roaming\\newapp\\newapp.exe"	InstallUtil.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 2524 set thread context of 2992	2524	QUOTATIONS#08673.exe	31

System Location Discovery: System Language Discovery 1 TTPs 2 IoCs

Attempt gather information about the system language of a victim in order to infer the geographical location of that host.

discovery

System Language Discovery

T1614.001

description	ioc	Process
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	QUOTATIONS#08673.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	InstallUtil.exe

Suspicious behavior: EnumeratesProcesses 5 IoCs

pid	Process
2524	QUOTATIONS#08673.exe
2524	QUOTATIONS#08673.exe
2524	QUOTATIONS#08673.exe
2992	InstallUtil.exe
2992	InstallUtil.exe

Suspicious use of AdjustPrivilegeToken 2 IoCs

description	pid	Process
Token: SeDebugPrivilege	2524	QUOTATIONS#08673.exe
Token: SeDebugPrivilege	2992	InstallUtil.exe

Suspicious use of SetWindowsHookEx 1 IoCs

pid	Process
2992	InstallUtil.exe

Suspicious use of WriteProcessMemory 12 IoCs

description	pid	Process	procid_target
PID 2524 wrote to memory of 2992	2524	QUOTATIONS#08673.exe	31
PID 2524 wrote to memory of 2992	2524	QUOTATIONS#08673.exe	31
PID 2524 wrote to memory of 2992	2524	QUOTATIONS#08673.exe	31
PID 2524 wrote to memory of 2992	2524	QUOTATIONS#08673.exe	31
PID 2524 wrote to memory of 2992	2524	QUOTATIONS#08673.exe	31
PID 2524 wrote to memory of 2992	2524	QUOTATIONS#08673.exe	31
PID 2524 wrote to memory of 2992	2524	QUOTATIONS#08673.exe	31
PID 2524 wrote to memory of 2992	2524	QUOTATIONS#08673.exe	31
PID 2524 wrote to memory of 2992	2524	QUOTATIONS#08673.exe	31
PID 2524 wrote to memory of 2992	2524	QUOTATIONS#08673.exe	31
PID 2524 wrote to memory of 2992	2524	QUOTATIONS#08673.exe	31
PID 2524 wrote to memory of 2992	2524	QUOTATIONS#08673.exe	31

C:\Users\Admin\AppData\Local\Temp\QUOTATIONS#08673.exe
"C:\Users\Admin\AppData\Local\Temp\QUOTATIONS#08673.exe"
1⤵
- Suspicious use of SetThreadContext
- System Location Discovery: System Language Discovery
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
PID:2524
- C:\Windows\Microsoft.NET\Framework\v4.0.30319\InstallUtil.exe
  "C:\Windows\Microsoft.NET\Framework\v4.0.30319\InstallUtil.exe"
  2⤵
  - Adds Run key to start application
  - System Location Discovery: System Language Discovery
  - Suspicious behavior: EnumeratesProcesses
  - Suspicious use of AdjustPrivilegeToken
  - Suspicious use of SetWindowsHookEx
  PID:2992

Network

MITRE ATT&CK Enterprise v15

Reconnaissance

Resource Development

Initial Access

Execution

Persistence

Boot or Logon Autostart Execution

1

T1547

Registry Run Keys / Startup Folder

1

T1547.001

Privilege Escalation

Boot or Logon Autostart Execution

1

T1547

Registry Run Keys / Startup Folder

1

T1547.001

Defense Evasion

Modify Registry

1

T1112

Credential Access

Discovery

System Location Discovery

1

T1614

System Language Discovery

1

T1614.001

Lateral Movement

Collection

Command and Control

Exfiltration

Impact

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Downloads

memory/2524-19-0x00000000742B0000-0x000000007499E000-memory.dmp

Filesize
6.9MB

Download
memory/2524-1-0x0000000000B00000-0x0000000000C32000-memory.dmp

Filesize
1.2MB

Download
memory/2524-2-0x00000000742B0000-0x000000007499E000-memory.dmp

Filesize
6.9MB

Download
memory/2524-3-0x0000000004730000-0x00000000047CE000-memory.dmp

Filesize
632KB

Download
memory/2524-4-0x00000000742BE000-0x00000000742BF000-memory.dmp

Filesize
4KB

Download
memory/2524-5-0x00000000742B0000-0x000000007499E000-memory.dmp

Filesize
6.9MB

Download
memory/2524-6-0x00000000004A0000-0x00000000004BA000-memory.dmp

Filesize
104KB

Download
memory/2524-7-0x0000000000800000-0x0000000000806000-memory.dmp

Filesize
24KB

Download
memory/2524-8-0x00000000742B0000-0x000000007499E000-memory.dmp

Filesize
6.9MB

Download
memory/2524-23-0x00000000742B0000-0x000000007499E000-memory.dmp

Filesize
6.9MB

Download
memory/2524-0-0x00000000742BE000-0x00000000742BF000-memory.dmp

Filesize
4KB

Download
memory/2992-17-0x000000007EFDE000-0x000000007EFDF000-memory.dmp

Filesize
4KB

Download
memory/2992-13-0x0000000000400000-0x0000000000444000-memory.dmp

Filesize
272KB

Download
memory/2992-11-0x0000000000400000-0x0000000000444000-memory.dmp

Filesize
272KB

Download
memory/2992-15-0x0000000000400000-0x0000000000444000-memory.dmp

Filesize
272KB

Download
memory/2992-20-0x0000000000400000-0x0000000000444000-memory.dmp

Filesize
272KB

Download
memory/2992-22-0x0000000000400000-0x0000000000444000-memory.dmp

Filesize
272KB

Download
memory/2992-21-0x0000000000400000-0x0000000000444000-memory.dmp

Filesize
272KB

Download
memory/2992-24-0x00000000742B0000-0x000000007499E000-memory.dmp

Filesize
6.9MB

Download
memory/2992-10-0x0000000000400000-0x0000000000444000-memory.dmp

Filesize
272KB

Download
memory/2992-25-0x00000000742B0000-0x000000007499E000-memory.dmp

Filesize
6.9MB

Download
memory/2992-28-0x00000000742B0000-0x000000007499E000-memory.dmp

Filesize
6.9MB

Download

Analysis

Sharing

General

Malware Config

Extracted

Extracted

Signatures

Processes

Network

MITRE ATT&CK Enterprise v15

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Downloads