agenttesla | 8ccca04fe86f770d8057a7209a6d31da8df7bace6f4a3d8e04d5bbfefc2661f3

General

Target

tmp1nhfhbl9.exe
Size

859KB
MD5

61136861ddae7d53a0165c710bab05fe
SHA1

3e001e090821562908369a797feb14da17199747
SHA256

8ccca04fe86f770d8057a7209a6d31da8df7bace6f4a3d8e04d5bbfefc2661f3
SHA512

0ecb011c573972f3ceef4ed12413f4f207094fb9d36daac3a727783058f7401946e678809f4ed436b8b54d0adec46f28c83df90a55bf588228d5e87769a67c23
SSDEEP

12288:qZ9sUz1S6QUxvBKXbGiQOp8j8VQaZrWOreSuNe9PE4Xbm9i72lGP7r9r/+pppppL:AVdeQO2CQaZrA5EdE4rmkEG1q

Score

10^/10

agenttesla credential_access discovery execution keylogger spyware stealer trojan

Malware Config

Extracted

Family

agenttesla

Credentials

Protocol: smtp
Host:
mail.iaa-airferight.com
Port:
587
Username:
[email protected]
Password:
manlikeyou88
Email To:
[email protected]

Signatures

AgentTesla
Agent Tesla is a remote access tool (RAT) written in visual basic.
keylogger trojan stealer spyware agenttesla
Credentials from Password Stores: Credentials from Web Browsers 1 TTPs
Malicious Access or copy of Web Browser Credential store.
credential_access stealer

Credentials from Web Browsers
T1555.003

Command and Scripting Interpreter: PowerShell 1 TTPs 2 IoCs

Run Powershell to modify Windows Defender settings to add exclusions for file extensions, paths, and processes.

execution

PowerShell

T1059.001

pid	Process
2480	powershell.exe
2848	powershell.exe

Suspicious use of SetThreadContext 1 IoCs

description	pid	Process	procid_target
PID 3032 set thread context of 2808	3032	tmp1nhfhbl9.exe	37

Enumerates physical storage devices 1 TTPs
Attempts to interact with connected storage/optical drive(s).

System Information Discovery
T1082

System Location Discovery: System Language Discovery 1 TTPs 5 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	powershell.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	schtasks.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	RegSvcs.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	tmp1nhfhbl9.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	powershell.exe

Scheduled Task/Job: Scheduled Task 1 TTPs 1 IoCs

Schtasks is often used by malware for persistence or to perform post-infection execution.

persistence execution

Scheduled Task

T1053.005

pid	Process
2828	schtasks.exe

Suspicious behavior: EnumeratesProcesses 4 IoCs

pid	Process
2480	powershell.exe
2848	powershell.exe
2808	RegSvcs.exe
2808	RegSvcs.exe

Suspicious use of AdjustPrivilegeToken 3 IoCs

description	pid	Process
Token: SeDebugPrivilege	2480	powershell.exe
Token: SeDebugPrivilege	2848	powershell.exe
Token: SeDebugPrivilege	2808	RegSvcs.exe

Suspicious use of WriteProcessMemory 24 IoCs

description	pid	Process	procid_target
PID 3032 wrote to memory of 2480	3032	tmp1nhfhbl9.exe	31
PID 3032 wrote to memory of 2480	3032	tmp1nhfhbl9.exe	31
PID 3032 wrote to memory of 2480	3032	tmp1nhfhbl9.exe	31
PID 3032 wrote to memory of 2480	3032	tmp1nhfhbl9.exe	31
PID 3032 wrote to memory of 2848	3032	tmp1nhfhbl9.exe	33
PID 3032 wrote to memory of 2848	3032	tmp1nhfhbl9.exe	33
PID 3032 wrote to memory of 2848	3032	tmp1nhfhbl9.exe	33
PID 3032 wrote to memory of 2848	3032	tmp1nhfhbl9.exe	33
PID 3032 wrote to memory of 2828	3032	tmp1nhfhbl9.exe	35
PID 3032 wrote to memory of 2828	3032	tmp1nhfhbl9.exe	35
PID 3032 wrote to memory of 2828	3032	tmp1nhfhbl9.exe	35
PID 3032 wrote to memory of 2828	3032	tmp1nhfhbl9.exe	35
PID 3032 wrote to memory of 2808	3032	tmp1nhfhbl9.exe	37
PID 3032 wrote to memory of 2808	3032	tmp1nhfhbl9.exe	37
PID 3032 wrote to memory of 2808	3032	tmp1nhfhbl9.exe	37
PID 3032 wrote to memory of 2808	3032	tmp1nhfhbl9.exe	37
PID 3032 wrote to memory of 2808	3032	tmp1nhfhbl9.exe	37
PID 3032 wrote to memory of 2808	3032	tmp1nhfhbl9.exe	37
PID 3032 wrote to memory of 2808	3032	tmp1nhfhbl9.exe	37
PID 3032 wrote to memory of 2808	3032	tmp1nhfhbl9.exe	37
PID 3032 wrote to memory of 2808	3032	tmp1nhfhbl9.exe	37
PID 3032 wrote to memory of 2808	3032	tmp1nhfhbl9.exe	37
PID 3032 wrote to memory of 2808	3032	tmp1nhfhbl9.exe	37
PID 3032 wrote to memory of 2808	3032	tmp1nhfhbl9.exe	37

C:\Users\Admin\AppData\Local\Temp\tmp1nhfhbl9.exe
"C:\Users\Admin\AppData\Local\Temp\tmp1nhfhbl9.exe"
1⤵
- Suspicious use of SetThreadContext
- System Location Discovery: System Language Discovery
- Suspicious use of WriteProcessMemory
PID:3032
- C:\Windows\SysWOW64\WindowsPowerShell\v1.0\powershell.exe
  "C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe" Add-MpPreference -ExclusionPath "C:\Users\Admin\AppData\Local\Temp\tmp1nhfhbl9.exe"
  2⤵
  - Command and Scripting Interpreter: PowerShell
  - System Location Discovery: System Language Discovery
  - Suspicious behavior: EnumeratesProcesses
  - Suspicious use of AdjustPrivilegeToken
  PID:2480
- C:\Windows\SysWOW64\WindowsPowerShell\v1.0\powershell.exe
  "C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe" Add-MpPreference -ExclusionPath "C:\Users\Admin\AppData\Roaming\GWanLXwQAKvmjC.exe"
  2⤵
  - Command and Scripting Interpreter: PowerShell
  - System Location Discovery: System Language Discovery
  - Suspicious behavior: EnumeratesProcesses
  - Suspicious use of AdjustPrivilegeToken
  PID:2848
- C:\Windows\SysWOW64\schtasks.exe
  "C:\Windows\System32\schtasks.exe" /Create /TN "Updates\GWanLXwQAKvmjC" /XML "C:\Users\Admin\AppData\Local\Temp\tmpDF09.tmp"
  2⤵
  - System Location Discovery: System Language Discovery
  - Scheduled Task/Job: Scheduled Task
  PID:2828
- C:\Windows\Microsoft.NET\Framework\v4.0.30319\RegSvcs.exe
  "C:\Windows\Microsoft.NET\Framework\v4.0.30319\RegSvcs.exe"
  2⤵
  - System Location Discovery: System Language Discovery
  - Suspicious behavior: EnumeratesProcesses
  - Suspicious use of AdjustPrivilegeToken
  PID:2808

Network

MITRE ATT&CK Enterprise v15

Reconnaissance

Resource Development

Initial Access

Execution

Command and Scripting Interpreter

1

T1059

PowerShell

1

T1059.001

Scheduled Task/Job

1

T1053

Scheduled Task

1

T1053.005

Persistence

Scheduled Task/Job

1

T1053

Scheduled Task

1

T1053.005

Privilege Escalation

Scheduled Task/Job

1

T1053

Scheduled Task

1

T1053.005

Defense Evasion

Credential Access

Credentials from Password Stores

1

T1555

Credentials from Web Browsers

1

T1555.003

Discovery

System Information Discovery

1

T1082

System Location Discovery

1

T1614

System Language Discovery

1

T1614.001

Lateral Movement

Collection

Command and Control

Exfiltration

Impact

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Downloads

C:\Users\Admin\AppData\Local\Temp\tmpDF09.tmp

Filesize
1KB

MD5
96412dec47e833103b4a17eaadd81706

SHA1
e44dfa8b4cdcb3c371ee8ae17f23c96a350e8c40

SHA256
66e9e1057066475444007f654bda8e545a135383d410efeb04e71cc6190d2383

SHA512
a2778ec100f871c8ab1298f8a6509c4f01ba1eb8e88c9727899281bcd6a465376912906bfdb4cb0c9271163150cca611ed92df7354f269789af377d70f269b96

Download Submit
C:\Users\Admin\AppData\Roaming\Microsoft\Windows\Recent\CustomDestinations\d93f411851d7c929.customDestinations-ms

Filesize
7KB

MD5
8d514adb4a67e6be060574e4f0687db8

SHA1
482e71b16de15c977a81f2a2f7122309d8b98419

SHA256
8048e45e564e40696f7cace3f8b86afa5b868cd7599ce8859ba3e53642514f32

SHA512
3fa246acd940cf3b2130ed80f8364967ce71106a1520eca2b1d4aaa2825916f6e26b0b1f432707128a2e52c3e0d9529072399d9879bbd2e169cc048b30cf69a0

Download Submit
memory/2808-29-0x0000000000400000-0x0000000000440000-memory.dmp

Filesize
256KB

Download
memory/2808-21-0x0000000000400000-0x0000000000440000-memory.dmp

Filesize
256KB

Download
memory/2808-23-0x0000000000400000-0x0000000000440000-memory.dmp

Filesize
256KB

Download
memory/2808-25-0x0000000000400000-0x0000000000440000-memory.dmp

Filesize
256KB

Download
memory/2808-27-0x000000007EFDE000-0x000000007EFDF000-memory.dmp

Filesize
4KB

Download
memory/2808-28-0x0000000000400000-0x0000000000440000-memory.dmp

Filesize
256KB

Download
memory/2808-30-0x0000000000400000-0x0000000000440000-memory.dmp

Filesize
256KB

Download
memory/2808-19-0x0000000000400000-0x0000000000440000-memory.dmp

Filesize
256KB

Download
memory/3032-6-0x0000000005D70000-0x0000000005DF2000-memory.dmp

Filesize
520KB

Download
memory/3032-1-0x0000000000890000-0x000000000096C000-memory.dmp

Filesize
880KB

Download
memory/3032-0-0x00000000742AE000-0x00000000742AF000-memory.dmp

Filesize
4KB

Download
memory/3032-2-0x00000000742A0000-0x000000007498E000-memory.dmp

Filesize
6.9MB

Download
memory/3032-3-0x0000000000280000-0x0000000000290000-memory.dmp

Filesize
64KB

Download
memory/3032-5-0x00000000742A0000-0x000000007498E000-memory.dmp

Filesize
6.9MB

Download
memory/3032-4-0x00000000742AE000-0x00000000742AF000-memory.dmp

Filesize
4KB

Download
memory/3032-31-0x00000000742A0000-0x000000007498E000-memory.dmp

Filesize
6.9MB

Download

Analysis

Sharing

General

Malware Config

Extracted

Signatures

Processes

Network

MITRE ATT&CK Enterprise v15

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