agenttesla | f6f16768f258eb2d7bd2acac45f266331d96d9964bbceabdd5bc72a85dadcf8d

General

Target

Trojan.Win32.exe
Size

621KB
MD5

e6efa87139608430d0428224bb6fe680
SHA1

964f02a9916b8a4a8c2feb441abbb318a18220cb
SHA256

f6f16768f258eb2d7bd2acac45f266331d96d9964bbceabdd5bc72a85dadcf8d
SHA512

4e9c28dea775e693e0e2a9f2cd0644628b97c7d1288ca2386e24abce2549ca1fe32f44cae5e2111cb5279a26ef33612e61057187934600b921e102bcb18b9ae9
SSDEEP

12288:iM7kvPni5MNJvFPOqBovzN0pCcqwibPjiCzK8edXHIPINdpZ/E3:iMoPi5gZZBqzN0XOPjiCzKrhoYpa3

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:
BIGNAIRA2024
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
2712	powershell.exe
2576	powershell.exe

Looks up external IP address via web service 2 IoCs

Uses a legitimate IP lookup service to find the infected system's external IP.

flow	ioc
4	api.ipify.org
5	api.ipify.org

Suspicious use of SetThreadContext 1 IoCs

description	pid	Process	procid_target
PID 2660 set thread context of 1408	2660	Trojan.Win32.exe	36

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	RegSvcs.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	Trojan.Win32.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	powershell.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	powershell.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	schtasks.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
2716	schtasks.exe

Suspicious behavior: EnumeratesProcesses 7 IoCs

pid	Process
2660	Trojan.Win32.exe
2660	Trojan.Win32.exe
2660	Trojan.Win32.exe
1408	RegSvcs.exe
1408	RegSvcs.exe
2712	powershell.exe
2576	powershell.exe

Suspicious use of AdjustPrivilegeToken 4 IoCs

description	pid	Process
Token: SeDebugPrivilege	2660	Trojan.Win32.exe
Token: SeDebugPrivilege	1408	RegSvcs.exe
Token: SeDebugPrivilege	2576	powershell.exe
Token: SeDebugPrivilege	2712	powershell.exe

Suspicious use of WriteProcessMemory 24 IoCs

description	pid	Process	procid_target
PID 2660 wrote to memory of 2712	2660	Trojan.Win32.exe	30
PID 2660 wrote to memory of 2712	2660	Trojan.Win32.exe	30
PID 2660 wrote to memory of 2712	2660	Trojan.Win32.exe	30
PID 2660 wrote to memory of 2712	2660	Trojan.Win32.exe	30
PID 2660 wrote to memory of 2576	2660	Trojan.Win32.exe	32
PID 2660 wrote to memory of 2576	2660	Trojan.Win32.exe	32
PID 2660 wrote to memory of 2576	2660	Trojan.Win32.exe	32
PID 2660 wrote to memory of 2576	2660	Trojan.Win32.exe	32
PID 2660 wrote to memory of 2716	2660	Trojan.Win32.exe	34
PID 2660 wrote to memory of 2716	2660	Trojan.Win32.exe	34
PID 2660 wrote to memory of 2716	2660	Trojan.Win32.exe	34
PID 2660 wrote to memory of 2716	2660	Trojan.Win32.exe	34
PID 2660 wrote to memory of 1408	2660	Trojan.Win32.exe	36
PID 2660 wrote to memory of 1408	2660	Trojan.Win32.exe	36
PID 2660 wrote to memory of 1408	2660	Trojan.Win32.exe	36
PID 2660 wrote to memory of 1408	2660	Trojan.Win32.exe	36
PID 2660 wrote to memory of 1408	2660	Trojan.Win32.exe	36
PID 2660 wrote to memory of 1408	2660	Trojan.Win32.exe	36
PID 2660 wrote to memory of 1408	2660	Trojan.Win32.exe	36
PID 2660 wrote to memory of 1408	2660	Trojan.Win32.exe	36
PID 2660 wrote to memory of 1408	2660	Trojan.Win32.exe	36
PID 2660 wrote to memory of 1408	2660	Trojan.Win32.exe	36
PID 2660 wrote to memory of 1408	2660	Trojan.Win32.exe	36
PID 2660 wrote to memory of 1408	2660	Trojan.Win32.exe	36

C:\Users\Admin\AppData\Local\Temp\Trojan.Win32.exe
"C:\Users\Admin\AppData\Local\Temp\Trojan.Win32.exe"
1⤵
- Suspicious use of SetThreadContext
- System Location Discovery: System Language Discovery
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
PID:2660
- 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\Trojan.Win32.exe"
  2⤵
  - Command and Scripting Interpreter: PowerShell
  - System Location Discovery: System Language Discovery
  - Suspicious behavior: EnumeratesProcesses
  - Suspicious use of AdjustPrivilegeToken
  PID:2712
- C:\Windows\SysWOW64\WindowsPowerShell\v1.0\powershell.exe
  "C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe" Add-MpPreference -ExclusionPath "C:\Users\Admin\AppData\Roaming\WznywgQBTQzq.exe"
  2⤵
  - Command and Scripting Interpreter: PowerShell
  - System Location Discovery: System Language Discovery
  - Suspicious behavior: EnumeratesProcesses
  - Suspicious use of AdjustPrivilegeToken
  PID:2576
- C:\Windows\SysWOW64\schtasks.exe
  "C:\Windows\System32\schtasks.exe" /Create /TN "Updates\WznywgQBTQzq" /XML "C:\Users\Admin\AppData\Local\Temp\tmp69F9.tmp"
  2⤵
  - System Location Discovery: System Language Discovery
  - Scheduled Task/Job: Scheduled Task
  PID:2716
- 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:1408

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

Replay Monitor

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Downloads

C:\Users\Admin\AppData\Local\Temp\tmp69F9.tmp

Filesize
1KB

MD5
3705a5f6bc25e4e6b95ebb0814111ab6

SHA1
02bb403c2d60b8742213bdd444406aab11aba61d

SHA256
ba3ba8c07d23c6385ad003fd7251204d1afae5599ad45d79785d33ad65843500

SHA512
e968afebff87eca8d773a89b9081189179a327d5912d6cefc1c82ad9812fa06f793bfa7e6cf7cbddf3fcaa40bb5c32470a4a9ebba7b655210af82a845453efac

Download Submit
C:\Users\Admin\AppData\Roaming\Microsoft\Windows\Recent\CustomDestinations\9MELNWQ6CJ2DXW0UT1DK.temp

Filesize
7KB

MD5
9ef115f3d9ba20cba0a9915b53493c40

SHA1
2e4ae9ca50ba09eb60b8f6b3cde27191cbb4750d

SHA256
154714c40396fe8aec3ef07d315e139cb7c55adaf1356b78b746ba18c35dc168

SHA512
bfade5cb8154d48531b54919a20acce26844f808086455a368bdee61231a67a7743e8dff4f06478634f930f458f3d8b959a8fd0ec0d37945d9f762840fa8bf50

Download Submit
memory/1408-27-0x000000007EFDE000-0x000000007EFDF000-memory.dmp

Filesize
4KB

Download
memory/1408-31-0x0000000000400000-0x0000000000440000-memory.dmp

Filesize
256KB

Download
memory/1408-19-0x0000000000400000-0x0000000000440000-memory.dmp

Filesize
256KB

Download
memory/1408-21-0x0000000000400000-0x0000000000440000-memory.dmp

Filesize
256KB

Download
memory/1408-23-0x0000000000400000-0x0000000000440000-memory.dmp

Filesize
256KB

Download
memory/1408-25-0x0000000000400000-0x0000000000440000-memory.dmp

Filesize
256KB

Download
memory/1408-28-0x0000000000400000-0x0000000000440000-memory.dmp

Filesize
256KB

Download
memory/1408-29-0x0000000000400000-0x0000000000440000-memory.dmp

Filesize
256KB

Download
memory/2660-6-0x0000000005BA0000-0x0000000005C22000-memory.dmp

Filesize
520KB

Download
memory/2660-1-0x0000000000B00000-0x0000000000BA2000-memory.dmp

Filesize
648KB

Download
memory/2660-0-0x000000007421E000-0x000000007421F000-memory.dmp

Filesize
4KB

Download
memory/2660-2-0x0000000074210000-0x00000000748FE000-memory.dmp

Filesize
6.9MB

Download
memory/2660-3-0x00000000008B0000-0x00000000008C0000-memory.dmp

Filesize
64KB

Download
memory/2660-5-0x0000000074210000-0x00000000748FE000-memory.dmp

Filesize
6.9MB

Download
memory/2660-4-0x000000007421E000-0x000000007421F000-memory.dmp

Filesize
4KB

Download
memory/2660-32-0x0000000074210000-0x00000000748FE000-memory.dmp

Filesize
6.9MB

Download

Analysis

Sharing

General

Malware Config

Extracted

Signatures

Processes

Network

MITRE ATT&CK Enterprise v15

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Downloads