agenttesla | f1335ff8e76a4d11bada8c19b7ee4dd47ebe2fa6893ab0a37c53e161a50f10f8

General

Target
Invoice Copy--SS21-22185.exe
Size 422KB
Sample220131-bt45fadhd5
SHA256 f1335ff8e76a4d11bada8c19b7ee4dd47ebe2fa6893ab0a37c53e161a50f10f8
MD5 16e95cf7c8fd1709048ccfb9be5f564a
SHA1 c92363f88ad8838b0f6ca69a4e7b3197f977efe9
SHA512 0f2b1d6d066630489aebc81b1c091e9308963c96e13807fbcaa092b7af1ec48cc33857c85b15928b31ec51bf749d2ba3c3f4cf0c0a3d02afe6680cc78044d637
MD5 SHA1 SHA512

Score

10^/10

agenttesla keylogger persistence spyware stealer trojan

Malware Config

Extracted

Family

agenttesla

Credentials

Protocol
smtp
Host
mail.scsgroups.com
Port
587
Username
[email protected]
Password
Scs@sales#123
Email to
[email protected]

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/1028-63-0x0000000000400000-0x000000000043C000-memory.dmp	family_agenttesla
behavioral1/memory/1028-64-0x0000000000400000-0x000000000043C000-memory.dmp	family_agenttesla
behavioral1/memory/1028-65-0x0000000000400000-0x000000000043C000-memory.dmp	family_agenttesla
behavioral1/memory/1028-66-0x0000000000400000-0x000000000043C000-memory.dmp	family_agenttesla

Drops file in Drivers directory 1 IoCs

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

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-1-5-21-2329389628-4064185017-3901522362-1000\Software\Microsoft\Windows\CurrentVersion\Run\kprUEGC = "C:\\Users\\Admin\\AppData\\Roaming\\kprUEGC\\kprUEGC.exe"	RegSvcs.exe

Suspicious use of SetThreadContext 1 IoCs

description	pid	Process	procid_target
PID 1188 set thread context of 1028	1188	Invoice Copy--SS21-22185.exe	29

Suspicious behavior: EnumeratesProcesses 3 IoCs

pid	Process
1188	Invoice Copy--SS21-22185.exe
1028	RegSvcs.exe
1028	RegSvcs.exe

Suspicious use of AdjustPrivilegeToken 2 IoCs

description	pid	Process
Token: SeDebugPrivilege	1188	Invoice Copy--SS21-22185.exe
Token: SeDebugPrivilege	1028	RegSvcs.exe

Suspicious use of WriteProcessMemory 12 IoCs

description	pid	Process	procid_target
PID 1188 wrote to memory of 1028	1188	Invoice Copy--SS21-22185.exe	29
PID 1188 wrote to memory of 1028	1188	Invoice Copy--SS21-22185.exe	29
PID 1188 wrote to memory of 1028	1188	Invoice Copy--SS21-22185.exe	29
PID 1188 wrote to memory of 1028	1188	Invoice Copy--SS21-22185.exe	29
PID 1188 wrote to memory of 1028	1188	Invoice Copy--SS21-22185.exe	29
PID 1188 wrote to memory of 1028	1188	Invoice Copy--SS21-22185.exe	29
PID 1188 wrote to memory of 1028	1188	Invoice Copy--SS21-22185.exe	29
PID 1188 wrote to memory of 1028	1188	Invoice Copy--SS21-22185.exe	29
PID 1188 wrote to memory of 1028	1188	Invoice Copy--SS21-22185.exe	29
PID 1188 wrote to memory of 1028	1188	Invoice Copy--SS21-22185.exe	29
PID 1188 wrote to memory of 1028	1188	Invoice Copy--SS21-22185.exe	29
PID 1188 wrote to memory of 1028	1188	Invoice Copy--SS21-22185.exe	29

C:\Users\Admin\AppData\Local\Temp\Invoice Copy--SS21-22185.exe
"C:\Users\Admin\AppData\Local\Temp\Invoice Copy--SS21-22185.exe"
1⤵
- Suspicious use of SetThreadContext
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
PID:1188
- C:\Windows\Microsoft.NET\Framework\v4.0.30319\RegSvcs.exe
  "{path}"
  2⤵
  - Drops file in Drivers directory
  - Adds Run key to start application
  - Suspicious behavior: EnumeratesProcesses
  - Suspicious use of AdjustPrivilegeToken
  PID:1028

Network

MITRE ATT&CK Enterprise v6

Initial Access

Execution

Persistence

Registry Run Keys / Startup Folder

1

T1060

Privilege Escalation

Defense Evasion

Modify Registry

1

T1112

Credential Access

Discovery

Lateral Movement

Collection

Command and Control

Exfiltration

Impact

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Downloads

memory/1028-64-0x0000000000400000-0x000000000043C000-memory.dmp

Download

memory/1028-61-0x0000000000400000-0x000000000043C000-memory.dmp

Download

memory/1028-62-0x0000000000400000-0x000000000043C000-memory.dmp

Download

memory/1028-63-0x0000000000400000-0x000000000043C000-memory.dmp

Download

memory/1028-65-0x0000000000400000-0x000000000043C000-memory.dmp

Download

memory/1028-66-0x0000000000400000-0x000000000043C000-memory.dmp

Download

memory/1028-67-0x00000000004B0000-0x00000000004B1000-memory.dmp

Download

memory/1188-56-0x0000000004B20000-0x0000000004B21000-memory.dmp

Download

memory/1188-57-0x0000000074EC1000-0x0000000074EC3000-memory.dmp

Download

memory/1188-58-0x0000000000390000-0x000000000039A000-memory.dmp

Download

memory/1188-59-0x0000000005000000-0x0000000005082000-memory.dmp

Download

memory/1188-60-0x0000000000BB0000-0x0000000000BEC000-memory.dmp

Download

memory/1188-55-0x0000000000F90000-0x0000000001000000-memory.dmp

Download

Analysis

Sharing

General

Malware Config

Extracted

Signatures

Processes

Network

MITRE ATT&CK Enterprise v6

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Downloads