agenttesla | 6d74007e7ac24c71ab27dd72dcbf6cc0a7caf046ca1f55eeeacf1e17f73b9d99

Analysis

max time kernel
131s
max time network
48s
platform
windows7_x64
resource
win7v200430
submitted
25/06/2020, 09:00

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General

Target
PORPOP.exe
Size 516KB
Sample200625-cdsav2bars
SHA256 6d74007e7ac24c71ab27dd72dcbf6cc0a7caf046ca1f55eeeacf1e17f73b9d99
MD5 e4f5fa9448aa0d4bab63566ae4162e56
SHA1 d665acebc8692d7e98fe7cb1ef56202e885156fd
SHA512 22393ee278ebd8fde36affbab92194bc9e8be5d1b8d2752830af2a809ab9084208e67ea5e414d51be27d580e1b1affd969224e8a394709029c052e3fd84ed541
MD5 SHA1 SHA512

Score

10^/10

agenttesla evasion keylogger spyware stealer trojan

Malware Config

Extracted

Family

agenttesla

Credentials

Protocol
smtp
Host
smtp.israelagroconsultant.com
Port
587
Username
[email protected]
Password
israelagro@123

Signatures

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

AgentTesla Payload 4 IoCs

resource	yara_rule
behavioral1/memory/1868-2-0x0000000000400000-0x0000000000452000-memory.dmp	family_agenttesla
behavioral1/memory/1868-3-0x000000000044C75E-mapping.dmp	family_agenttesla
behavioral1/memory/1868-4-0x0000000000400000-0x0000000000452000-memory.dmp	family_agenttesla
behavioral1/memory/1868-5-0x0000000000400000-0x0000000000452000-memory.dmp	family_agenttesla

Disables Task Manager via registry modification
evasion

Drops file in Drivers directory 1 IoCs

description	ioc	Process
File opened for modification	C:\Windows\system32\drivers\etc\hosts	RegSvcs.exe

Suspicious use of SetThreadContext 1 IoCs

description	pid	Process	procid_target
PID 484 set thread context of 1868	484	PORPOP.exe	28

Modifies registry key 1 TTPs 1 IoCs

Modify Registry

T1112

pid	Process
588	REG.exe

Suspicious behavior: EnumeratesProcesses 4 IoCs

pid	Process
484	PORPOP.exe
484	PORPOP.exe
1868	RegSvcs.exe
1868	RegSvcs.exe

Suspicious use of AdjustPrivilegeToken 2 IoCs

description	pid	Process
Token: SeDebugPrivilege	484	PORPOP.exe
Token: SeDebugPrivilege	1868	RegSvcs.exe

Suspicious use of WriteProcessMemory 34 IoCs

description	pid	Process	procid_target
PID 484 wrote to memory of 1856	484	PORPOP.exe	26
PID 484 wrote to memory of 1856	484	PORPOP.exe	26
PID 484 wrote to memory of 1856	484	PORPOP.exe	26
PID 484 wrote to memory of 1856	484	PORPOP.exe	26
PID 484 wrote to memory of 1856	484	PORPOP.exe	26
PID 484 wrote to memory of 1856	484	PORPOP.exe	26
PID 484 wrote to memory of 1856	484	PORPOP.exe	26
PID 484 wrote to memory of 1728	484	PORPOP.exe	27
PID 484 wrote to memory of 1728	484	PORPOP.exe	27
PID 484 wrote to memory of 1728	484	PORPOP.exe	27
PID 484 wrote to memory of 1728	484	PORPOP.exe	27
PID 484 wrote to memory of 1728	484	PORPOP.exe	27
PID 484 wrote to memory of 1728	484	PORPOP.exe	27
PID 484 wrote to memory of 1728	484	PORPOP.exe	27
PID 484 wrote to memory of 1868	484	PORPOP.exe	28
PID 484 wrote to memory of 1868	484	PORPOP.exe	28
PID 484 wrote to memory of 1868	484	PORPOP.exe	28
PID 484 wrote to memory of 1868	484	PORPOP.exe	28
PID 484 wrote to memory of 1868	484	PORPOP.exe	28
PID 484 wrote to memory of 1868	484	PORPOP.exe	28
PID 484 wrote to memory of 1868	484	PORPOP.exe	28
PID 484 wrote to memory of 1868	484	PORPOP.exe	28
PID 484 wrote to memory of 1868	484	PORPOP.exe	28
PID 484 wrote to memory of 1868	484	PORPOP.exe	28
PID 484 wrote to memory of 1868	484	PORPOP.exe	28
PID 484 wrote to memory of 1868	484	PORPOP.exe	28
PID 1868 wrote to memory of 588	1868	RegSvcs.exe	30
PID 1868 wrote to memory of 588	1868	RegSvcs.exe	30
PID 1868 wrote to memory of 588	1868	RegSvcs.exe	30
PID 1868 wrote to memory of 588	1868	RegSvcs.exe	30
PID 1868 wrote to memory of 1616	1868	RegSvcs.exe	32
PID 1868 wrote to memory of 1616	1868	RegSvcs.exe	32
PID 1868 wrote to memory of 1616	1868	RegSvcs.exe	32
PID 1868 wrote to memory of 1616	1868	RegSvcs.exe	32

C:\Users\Admin\AppData\Local\Temp\PORPOP.exe
"C:\Users\Admin\AppData\Local\Temp\PORPOP.exe"
1⤵
- Suspicious use of SetThreadContext
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
PID:484
- C:\Windows\Microsoft.NET\Framework\v4.0.30319\RegSvcs.exe
  "{path}"
  2⤵
  PID:1856
- C:\Windows\Microsoft.NET\Framework\v4.0.30319\RegSvcs.exe
  "{path}"
  2⤵
  PID:1728
- C:\Windows\Microsoft.NET\Framework\v4.0.30319\RegSvcs.exe
  "{path}"
  2⤵
  - Drops file in Drivers directory
  - Suspicious behavior: EnumeratesProcesses
  - Suspicious use of AdjustPrivilegeToken
  - Suspicious use of WriteProcessMemory
  PID:1868
- - C:\Windows\SysWOW64\REG.exe
    REG add HKCU\Software\Microsoft\Windows\CurrentVersion\Policies\System /v DisableTaskMgr /t REG_DWORD /d 1 /f
    3⤵
    - Modifies registry key
    PID:588
- - C:\Windows\SysWOW64\netsh.exe
    "netsh" wlan show profile
    3⤵
    PID:1616

Network

MITRE ATT&CK Enterprise v6

Initial Access

Execution

Persistence

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/1868-2-0x0000000000400000-0x0000000000452000-memory.dmp

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memory/1868-4-0x0000000000400000-0x0000000000452000-memory.dmp

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memory/1868-5-0x0000000000400000-0x0000000000452000-memory.dmp

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