agenttesla | 0702729c34578ee78cf3cb883ee298fc4aa67dbb433981790605e4e4afb642ff

Analysis

max time kernel
149s
max time network
110s
platform
windows10_x64
resource
win10v20201028
submitted
09/11/2020, 19:48

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General

Target
vbc(22).exe
Size 1.4MB
Sample201109-hmjrarmeca
SHA256 0702729c34578ee78cf3cb883ee298fc4aa67dbb433981790605e4e4afb642ff
MD5 0782f7a8482eb7b2dd5b9314916374b1
SHA1 d99c6bc81eb99b6cf1a029bb79f4d9607ba475ca
SHA512 b77a2097378782629251bc0f546e039c54a2d4f990d293825ccfc0bcbd1b69b9f3dac940cf29ec94fd382e995f738777881934b225b8b1b2ade0c99ceb84530f
MD5 SHA1 SHA512

Score

10^/10

agenttesla keylogger persistence spyware stealer trojan

Malware Config

Extracted

Credentials

Protocol
smtp
Host
smtp.texmaco.in
Port
587
Username
[email protected]
Password
admin@123

Extracted

Family

agenttesla

Credentials

Protocol
smtp
Host
smtp.texmaco.in
Port
587
Username
[email protected]
Password
admin@123

Signatures

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

AgentTesla Payload 2 IoCs

resource	yara_rule
behavioral2/memory/648-0-0x0000000000400000-0x0000000000450000-memory.dmp	family_agenttesla
behavioral2/memory/648-1-0x000000000044AC8E-mapping.dmp	family_agenttesla

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-1-5-21-1985363256-3005190890-1182679451-1000\Software\Microsoft\Windows\CurrentVersion\Run\NewApp = "C:\\Users\\Admin\\AppData\\Roaming\\NewApp\\NewApp.exe"	MSBuild.exe

Suspicious use of SetThreadContext 1 IoCs

description	pid	Process	procid_target
PID 412 set thread context of 648	412	vbc(22).exe	78

Suspicious behavior: EnumeratesProcesses 2 IoCs

pid	Process
648	MSBuild.exe
648	MSBuild.exe

Suspicious use of AdjustPrivilegeToken 1 IoCs

description	pid	Process
Token: SeDebugPrivilege	648	MSBuild.exe

Suspicious use of FindShellTrayWindow 3 IoCs

pid	Process
412	vbc(22).exe
412	vbc(22).exe
412	vbc(22).exe

Suspicious use of SendNotifyMessage 3 IoCs

pid	Process
412	vbc(22).exe
412	vbc(22).exe
412	vbc(22).exe

Suspicious use of WriteProcessMemory 8 IoCs

description	pid	Process	procid_target
PID 412 wrote to memory of 648	412	vbc(22).exe	78
PID 412 wrote to memory of 648	412	vbc(22).exe	78
PID 412 wrote to memory of 648	412	vbc(22).exe	78
PID 412 wrote to memory of 648	412	vbc(22).exe	78
PID 412 wrote to memory of 648	412	vbc(22).exe	78
PID 648 wrote to memory of 2216	648	MSBuild.exe	80
PID 648 wrote to memory of 2216	648	MSBuild.exe	80
PID 648 wrote to memory of 2216	648	MSBuild.exe	80

C:\Users\Admin\AppData\Local\Temp\vbc(22).exe
"C:\Users\Admin\AppData\Local\Temp\vbc(22).exe"
1⤵
- Suspicious use of SetThreadContext
- Suspicious use of FindShellTrayWindow
- Suspicious use of SendNotifyMessage
- Suspicious use of WriteProcessMemory
PID:412
- C:\Windows\Microsoft.NET\Framework\v2.0.50727\MSBuild.exe
  "C:\\\\Windows\\\\Microsoft.NET\\\\Framework\\\\v2.0.50727\\\\MSBuild.exe"
  2⤵
  - Adds Run key to start application
  - Suspicious behavior: EnumeratesProcesses
  - Suspicious use of AdjustPrivilegeToken
  - Suspicious use of WriteProcessMemory
  PID:648
- - C:\Windows\SysWOW64\netsh.exe
    "netsh" wlan show profile
    3⤵
    PID:2216

Network

MITRE ATT&CK Enterprise v6

Initial Access

Execution

Persistence

Registry Run Keys / Startup Folder

T1060

Privilege Escalation

Defense Evasion

Modify Registry

T1112

Credential Access

Discovery

Lateral Movement

Collection

Command and Control

Exfiltration

Impact

Replay Monitor

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Downloads

memory/648-0-0x0000000000400000-0x0000000000450000-memory.dmp

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