agenttesla | 8331e9eaaa9b2296086c9b8e32c8a6146719c81dd48503a974615135cdbf73ef

General

Target
359780d66d0e8a4ec780199a5a3b0455.exe
Size 862KB
Sample210809-5ct3ynwlp2
SHA256 8331e9eaaa9b2296086c9b8e32c8a6146719c81dd48503a974615135cdbf73ef
MD5 359780d66d0e8a4ec780199a5a3b0455
SHA1 726cd9787b0d7642646bdb74f5f39fe842afb86a
SHA512 344f1f18e595582a40525c3bafd30924470287b32b75f52cd7a9659d6ce06eff9017e4e94cbac401ef9e64bd28a91ed7cc4363619b0cd5c5166a3d3673adfb82
MD5 SHA1 SHA512

Score

10^/10

agenttesla keylogger persistence spyware stealer trojan

Malware Config

Extracted

Family

agenttesla

Credentials

Protocol
smtp
Host
mail.privateemail.com
Port
587
Username
[email protected]
Password
snookiep@123

Signatures

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

AgentTesla Payload 3 IoCs

resource	yara_rule
behavioral1/memory/1048-69-0x000000000043772E-mapping.dmp	family_agenttesla
behavioral1/memory/1048-68-0x0000000000400000-0x000000000043C000-memory.dmp	family_agenttesla
behavioral1/memory/1048-70-0x0000000000400000-0x000000000043C000-memory.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-1-5-21-2513283230-931923277-594887482-1000\Software\Microsoft\Windows\CurrentVersion\Run\newapp = "C:\\Users\\Admin\\AppData\\Roaming\\newapp\\newapp.exe"	359780d66d0e8a4ec780199a5a3b0455.exe

Suspicious use of SetThreadContext 1 IoCs

description	pid	Process	procid_target
PID 1116 set thread context of 1048	1116	359780d66d0e8a4ec780199a5a3b0455.exe	31

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

pid	Process
1776	schtasks.exe

Suspicious behavior: EnumeratesProcesses 3 IoCs

pid	Process
1116	359780d66d0e8a4ec780199a5a3b0455.exe
1048	359780d66d0e8a4ec780199a5a3b0455.exe
1048	359780d66d0e8a4ec780199a5a3b0455.exe

Suspicious behavior: RenamesItself 1 IoCs

pid	Process
1048	359780d66d0e8a4ec780199a5a3b0455.exe

Suspicious use of AdjustPrivilegeToken 2 IoCs

description	pid	Process
Token: SeDebugPrivilege	1116	359780d66d0e8a4ec780199a5a3b0455.exe
Token: SeDebugPrivilege	1048	359780d66d0e8a4ec780199a5a3b0455.exe

Suspicious use of WriteProcessMemory 13 IoCs

description	pid	Process	procid_target
PID 1116 wrote to memory of 1776	1116	359780d66d0e8a4ec780199a5a3b0455.exe	29
PID 1116 wrote to memory of 1776	1116	359780d66d0e8a4ec780199a5a3b0455.exe	29
PID 1116 wrote to memory of 1776	1116	359780d66d0e8a4ec780199a5a3b0455.exe	29
PID 1116 wrote to memory of 1776	1116	359780d66d0e8a4ec780199a5a3b0455.exe	29
PID 1116 wrote to memory of 1048	1116	359780d66d0e8a4ec780199a5a3b0455.exe	31
PID 1116 wrote to memory of 1048	1116	359780d66d0e8a4ec780199a5a3b0455.exe	31
PID 1116 wrote to memory of 1048	1116	359780d66d0e8a4ec780199a5a3b0455.exe	31
PID 1116 wrote to memory of 1048	1116	359780d66d0e8a4ec780199a5a3b0455.exe	31
PID 1116 wrote to memory of 1048	1116	359780d66d0e8a4ec780199a5a3b0455.exe	31
PID 1116 wrote to memory of 1048	1116	359780d66d0e8a4ec780199a5a3b0455.exe	31
PID 1116 wrote to memory of 1048	1116	359780d66d0e8a4ec780199a5a3b0455.exe	31
PID 1116 wrote to memory of 1048	1116	359780d66d0e8a4ec780199a5a3b0455.exe	31
PID 1116 wrote to memory of 1048	1116	359780d66d0e8a4ec780199a5a3b0455.exe	31

C:\Users\Admin\AppData\Local\Temp\359780d66d0e8a4ec780199a5a3b0455.exe
"C:\Users\Admin\AppData\Local\Temp\359780d66d0e8a4ec780199a5a3b0455.exe"
1⤵
- Suspicious use of SetThreadContext
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
PID:1116
- C:\Windows\SysWOW64\schtasks.exe
  "C:\Windows\System32\schtasks.exe" /Create /TN "Updates\SmngqGmYYGY" /XML "C:\Users\Admin\AppData\Local\Temp\tmp59C4.tmp"
  2⤵
  - Creates scheduled task(s)
  PID:1776
- C:\Users\Admin\AppData\Local\Temp\359780d66d0e8a4ec780199a5a3b0455.exe
  "C:\Users\Admin\AppData\Local\Temp\359780d66d0e8a4ec780199a5a3b0455.exe"
  2⤵
  - Adds Run key to start application
  - Suspicious behavior: EnumeratesProcesses
  - Suspicious behavior: RenamesItself
  - Suspicious use of AdjustPrivilegeToken
  PID:1048

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

Command and Control

Exfiltration

Impact

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Downloads

memory/1048-68-0x0000000000400000-0x000000000043C000-memory.dmp

Download

memory/1048-70-0x0000000000400000-0x000000000043C000-memory.dmp

Download

memory/1048-72-0x0000000004950000-0x0000000004951000-memory.dmp

Download

memory/1116-60-0x0000000000C70000-0x0000000000C71000-memory.dmp

Download

memory/1116-62-0x0000000004A90000-0x0000000004A91000-memory.dmp

Download

memory/1116-63-0x00000000004F0000-0x0000000000503000-memory.dmp

Download

memory/1116-64-0x0000000005680000-0x000000000571C000-memory.dmp

Download

memory/1116-65-0x0000000000BA0000-0x0000000000BD8000-memory.dmp

Download

Analysis

Sharing

General

Malware Config

Extracted

Signatures

Processes

Network

MITRE ATT&CK Enterprise v6

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Downloads