agenttesla | 3ab5cfa98e47af08a289ebfb6bfcdb40b109ac077c1b655b47798cb559931724

General

Target

tmphlonpwoe.exe
Size

821KB
MD5

87113dcc0719f80633c986c184c7e29f
SHA1

9033d77c48bf796483bf8ba448bfd09aaaf162a1
SHA256

3ab5cfa98e47af08a289ebfb6bfcdb40b109ac077c1b655b47798cb559931724
SHA512

d6d7c62ca6d08f3fdad5ee4405882707d4d8ecbd8684067e85195b603a14a8c36b3ec5fd4b1dfe6a08d923ae56e4cb75ca350723159615b9a53752a57db38f30
SSDEEP

24576:UfT2Hd8Vr98Fl0Yu/d4NOuhPpkBfJXAvR:UfTUd8VJ8Fl0YZpCBfJXAJ

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
2740	powershell.exe
2236	powershell.exe

Reads WinSCP keys stored on the system 2 TTPs
Tries to access WinSCP stored sessions.
spyware stealer

Data from Local System
T1005

Credentials in Registry
T1552.002
Reads data files stored by FTP clients 2 TTPs
Tries to access configuration files associated with programs like FileZilla.
spyware stealer

Data from Local System
T1005

Credentials In Files
T1552.001
Reads user/profile data of local email clients 2 TTPs
Email clients store some user data on disk where infostealers will often target it.
spyware stealer

Data from Local System
T1005

Credentials In Files
T1552.001
Reads user/profile data of web browsers 2 TTPs
Infostealers often target stored browser data, which can include saved credentials etc.
spyware stealer

Data from Local System
T1005

Credentials In Files
T1552.001

Suspicious use of SetThreadContext 1 IoCs

description	pid	Process	procid_target
PID 2056 set thread context of 2676	2056	tmphlonpwoe.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	tmphlonpwoe.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
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	tmphlonpwoe.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
3036	schtasks.exe

Suspicious behavior: EnumeratesProcesses 21 IoCs

pid	Process
2056	tmphlonpwoe.exe
2056	tmphlonpwoe.exe
2056	tmphlonpwoe.exe
2056	tmphlonpwoe.exe
2056	tmphlonpwoe.exe
2056	tmphlonpwoe.exe
2056	tmphlonpwoe.exe
2056	tmphlonpwoe.exe
2056	tmphlonpwoe.exe
2056	tmphlonpwoe.exe
2056	tmphlonpwoe.exe
2056	tmphlonpwoe.exe
2056	tmphlonpwoe.exe
2056	tmphlonpwoe.exe
2056	tmphlonpwoe.exe
2056	tmphlonpwoe.exe
2056	tmphlonpwoe.exe
2676	tmphlonpwoe.exe
2676	tmphlonpwoe.exe
2740	powershell.exe
2236	powershell.exe

Suspicious use of AdjustPrivilegeToken 4 IoCs

description	pid	Process
Token: SeDebugPrivilege	2056	tmphlonpwoe.exe
Token: SeDebugPrivilege	2676	tmphlonpwoe.exe
Token: SeDebugPrivilege	2740	powershell.exe
Token: SeDebugPrivilege	2236	powershell.exe

Suspicious use of WriteProcessMemory 21 IoCs

description	pid	Process	procid_target
PID 2056 wrote to memory of 2740	2056	tmphlonpwoe.exe	31
PID 2056 wrote to memory of 2740	2056	tmphlonpwoe.exe	31
PID 2056 wrote to memory of 2740	2056	tmphlonpwoe.exe	31
PID 2056 wrote to memory of 2740	2056	tmphlonpwoe.exe	31
PID 2056 wrote to memory of 2236	2056	tmphlonpwoe.exe	33
PID 2056 wrote to memory of 2236	2056	tmphlonpwoe.exe	33
PID 2056 wrote to memory of 2236	2056	tmphlonpwoe.exe	33
PID 2056 wrote to memory of 2236	2056	tmphlonpwoe.exe	33
PID 2056 wrote to memory of 3036	2056	tmphlonpwoe.exe	34
PID 2056 wrote to memory of 3036	2056	tmphlonpwoe.exe	34
PID 2056 wrote to memory of 3036	2056	tmphlonpwoe.exe	34
PID 2056 wrote to memory of 3036	2056	tmphlonpwoe.exe	34
PID 2056 wrote to memory of 2676	2056	tmphlonpwoe.exe	37
PID 2056 wrote to memory of 2676	2056	tmphlonpwoe.exe	37
PID 2056 wrote to memory of 2676	2056	tmphlonpwoe.exe	37
PID 2056 wrote to memory of 2676	2056	tmphlonpwoe.exe	37
PID 2056 wrote to memory of 2676	2056	tmphlonpwoe.exe	37
PID 2056 wrote to memory of 2676	2056	tmphlonpwoe.exe	37
PID 2056 wrote to memory of 2676	2056	tmphlonpwoe.exe	37
PID 2056 wrote to memory of 2676	2056	tmphlonpwoe.exe	37
PID 2056 wrote to memory of 2676	2056	tmphlonpwoe.exe	37

C:\Users\Admin\AppData\Local\Temp\tmphlonpwoe.exe
"C:\Users\Admin\AppData\Local\Temp\tmphlonpwoe.exe"
1⤵
- Suspicious use of SetThreadContext
- System Location Discovery: System Language Discovery
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
PID:2056
- 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\tmphlonpwoe.exe"
  2⤵
  - Command and Scripting Interpreter: PowerShell
  - System Location Discovery: System Language Discovery
  - Suspicious behavior: EnumeratesProcesses
  - Suspicious use of AdjustPrivilegeToken
  PID:2740
- C:\Windows\SysWOW64\WindowsPowerShell\v1.0\powershell.exe
  "C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe" Add-MpPreference -ExclusionPath "C:\Users\Admin\AppData\Roaming\TKFJVphocGEKC.exe"
  2⤵
  - Command and Scripting Interpreter: PowerShell
  - System Location Discovery: System Language Discovery
  - Suspicious behavior: EnumeratesProcesses
  - Suspicious use of AdjustPrivilegeToken
  PID:2236
- C:\Windows\SysWOW64\schtasks.exe
  "C:\Windows\System32\schtasks.exe" /Create /TN "Updates\TKFJVphocGEKC" /XML "C:\Users\Admin\AppData\Local\Temp\tmp761A.tmp"
  2⤵
  - System Location Discovery: System Language Discovery
  - Scheduled Task/Job: Scheduled Task
  PID:3036
- C:\Users\Admin\AppData\Local\Temp\tmphlonpwoe.exe
  "C:\Users\Admin\AppData\Local\Temp\tmphlonpwoe.exe"
  2⤵
  - System Location Discovery: System Language Discovery
  - Suspicious behavior: EnumeratesProcesses
  - Suspicious use of AdjustPrivilegeToken
  PID:2676

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

Unsecured Credentials

4

T1552

Credentials In Files

3

T1552.001

Credentials in Registry

1

T1552.002

Discovery

System Information Discovery

1

T1082

System Location Discovery

1

T1614

System Language Discovery

1

T1614.001

Lateral Movement

Collection

Data from Local System

4

T1005

Command and Control

Exfiltration

Impact

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Downloads

C:\Users\Admin\AppData\Local\Temp\tmp761A.tmp

Filesize
1KB

MD5
4f467aa58ccfbe5742a29242e949534a

SHA1
808e3a80628f77531bf3795977879d496897604e

SHA256
4337046ed558cd4004b388dd64c270999832f2b8e52d3e8dc8e0e6f3daf74b08

SHA512
05af0e0ba9e40310351cae0a8407bfdf75ebb1229044bad39e64f332f09ce361f1e1818323a7eec2d664876f142a0a8ff4f666a55ee23995e591e7ae3f2e9bd1

Download Submit
C:\Users\Admin\AppData\Roaming\Microsoft\Windows\Recent\CustomDestinations\JRQYIZFCMNA4J64R6PQF.temp

Filesize
7KB

MD5
589bacdb8b779762225d6a799154c94d

SHA1
7a6bec15f934cb4fe0fcf18de8134ad2166162d9

SHA256
abd32134464493e1caa1380e939bb9e4c6dd18e3bb2d3f2c0e6aac790764925a

SHA512
fcea9fa88f12909707526cec14c4069bd6d637c3e942c8046bf015fa94b38f1e423ccdfd93787ef38c45ce7ef09187ed54871b69ee99cbbb4a0f8f0cc1420387

Download Submit
memory/2056-4-0x00000000004C0000-0x00000000004D8000-memory.dmp

Filesize
96KB

Download
memory/2056-2-0x0000000074BF0000-0x00000000752DE000-memory.dmp

Filesize
6.9MB

Download
memory/2056-0-0x0000000074BFE000-0x0000000074BFF000-memory.dmp

Filesize
4KB

Download
memory/2056-5-0x0000000074BFE000-0x0000000074BFF000-memory.dmp

Filesize
4KB

Download
memory/2056-6-0x0000000074BF0000-0x00000000752DE000-memory.dmp

Filesize
6.9MB

Download
memory/2056-7-0x0000000004E70000-0x0000000004EF2000-memory.dmp

Filesize
520KB

Download
memory/2056-3-0x0000000000710000-0x00000000007B8000-memory.dmp

Filesize
672KB

Download
memory/2056-1-0x0000000000BA0000-0x0000000000C4C000-memory.dmp

Filesize
688KB

Download
memory/2056-33-0x0000000074BF0000-0x00000000752DE000-memory.dmp

Filesize
6.9MB

Download
memory/2676-32-0x0000000000400000-0x0000000000440000-memory.dmp

Filesize
256KB

Download
memory/2676-30-0x0000000000400000-0x0000000000440000-memory.dmp

Filesize
256KB

Download
memory/2676-29-0x0000000000400000-0x0000000000440000-memory.dmp

Filesize
256KB

Download
memory/2676-28-0x000000007EFDE000-0x000000007EFDF000-memory.dmp

Filesize
4KB

Download
memory/2676-26-0x0000000000400000-0x0000000000440000-memory.dmp

Filesize
256KB

Download
memory/2676-22-0x0000000000400000-0x0000000000440000-memory.dmp

Filesize
256KB

Download
memory/2676-20-0x0000000000400000-0x0000000000440000-memory.dmp

Filesize
256KB

Download
memory/2676-24-0x0000000000400000-0x0000000000440000-memory.dmp

Filesize
256KB

Download

Analysis

Sharing

General

Malware Config

Extracted

Signatures

Processes

Network

MITRE ATT&CK Enterprise v15

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