agenttesla | aa607c36d804e2544b7816ca4cbcfaba72506fbe5f801e7f07d5a9719c9bc633

General

Target

aa607c36d804e2544b7816ca4cbcfaba72506fbe5f801e7f07d5a9719c9bc633N.exe
Size

621KB
MD5

54f71b91272fa218f632a7d110f589a0
SHA1

247efe40040e2e0095ea5b32f93b24ee0fa12f79
SHA256

aa607c36d804e2544b7816ca4cbcfaba72506fbe5f801e7f07d5a9719c9bc633
SHA512

d8b46280889fac33e69f4a974d65b70c37c9e2af847f2c68fe247e8385a229d416d642d04b4bdd8293967b8917f80f187e8c358649ff61af4dcb47098228444f
SSDEEP

12288:yL57SWBy4H8xiIa1u0bjTox/Xo+KlHaDTuqkXKIznx+LDdvSB3:A7SWBpcERugjCZFyZnkD0B3

Score

10^/10

agenttesla discovery execution keylogger persistence spyware stealer trojan

Malware Config

Extracted

Family

agenttesla

Credentials

Protocol: smtp
Host:
mail.musabody.com
Port:
587
Username:
[email protected]
Password:
MUSAbody_victoria2018
Email To:
[email protected]

Signatures

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

Command and Scripting Interpreter: PowerShell 1 TTPs 1 IoCs

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

execution

PowerShell

T1059.001

pid	Process
1984	powershell.exe

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 3 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

Credentials from Web Browsers
T1555.003

Adds Run key to start application 2 TTPs 1 IoCs

persistence

Registry Run Keys / Startup Folder

T1547.001

Modify Registry

T1112

description	ioc	Process
Set value (str)	\REGISTRY\USER\S-1-5-21-1488793075-819845221-1497111674-1000\Software\Microsoft\Windows\CurrentVersion\Run\ctsdvwT = "C:\\Users\\Admin\\AppData\\Roaming\\ctsdvwT\\ctsdvwT.exe"	aa607c36d804e2544b7816ca4cbcfaba72506fbe5f801e7f07d5a9719c9bc633N.exe

Suspicious use of SetThreadContext 1 IoCs

description	pid	Process	procid_target
PID 1732 set thread context of 1620	1732	aa607c36d804e2544b7816ca4cbcfaba72506fbe5f801e7f07d5a9719c9bc633N.exe	33

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 3 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	aa607c36d804e2544b7816ca4cbcfaba72506fbe5f801e7f07d5a9719c9bc633N.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	aa607c36d804e2544b7816ca4cbcfaba72506fbe5f801e7f07d5a9719c9bc633N.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	powershell.exe

Suspicious behavior: EnumeratesProcesses 5 IoCs

pid	Process
1732	aa607c36d804e2544b7816ca4cbcfaba72506fbe5f801e7f07d5a9719c9bc633N.exe
1732	aa607c36d804e2544b7816ca4cbcfaba72506fbe5f801e7f07d5a9719c9bc633N.exe
1620	aa607c36d804e2544b7816ca4cbcfaba72506fbe5f801e7f07d5a9719c9bc633N.exe
1620	aa607c36d804e2544b7816ca4cbcfaba72506fbe5f801e7f07d5a9719c9bc633N.exe
1984	powershell.exe

Suspicious use of AdjustPrivilegeToken 3 IoCs

description	pid	Process
Token: SeDebugPrivilege	1732	aa607c36d804e2544b7816ca4cbcfaba72506fbe5f801e7f07d5a9719c9bc633N.exe
Token: SeDebugPrivilege	1620	aa607c36d804e2544b7816ca4cbcfaba72506fbe5f801e7f07d5a9719c9bc633N.exe
Token: SeDebugPrivilege	1984	powershell.exe

Suspicious use of SetWindowsHookEx 1 IoCs

pid	Process
1620	aa607c36d804e2544b7816ca4cbcfaba72506fbe5f801e7f07d5a9719c9bc633N.exe

Suspicious use of WriteProcessMemory 13 IoCs

description	pid	Process	procid_target
PID 1732 wrote to memory of 1984	1732	aa607c36d804e2544b7816ca4cbcfaba72506fbe5f801e7f07d5a9719c9bc633N.exe	31
PID 1732 wrote to memory of 1984	1732	aa607c36d804e2544b7816ca4cbcfaba72506fbe5f801e7f07d5a9719c9bc633N.exe	31
PID 1732 wrote to memory of 1984	1732	aa607c36d804e2544b7816ca4cbcfaba72506fbe5f801e7f07d5a9719c9bc633N.exe	31
PID 1732 wrote to memory of 1984	1732	aa607c36d804e2544b7816ca4cbcfaba72506fbe5f801e7f07d5a9719c9bc633N.exe	31
PID 1732 wrote to memory of 1620	1732	aa607c36d804e2544b7816ca4cbcfaba72506fbe5f801e7f07d5a9719c9bc633N.exe	33
PID 1732 wrote to memory of 1620	1732	aa607c36d804e2544b7816ca4cbcfaba72506fbe5f801e7f07d5a9719c9bc633N.exe	33
PID 1732 wrote to memory of 1620	1732	aa607c36d804e2544b7816ca4cbcfaba72506fbe5f801e7f07d5a9719c9bc633N.exe	33
PID 1732 wrote to memory of 1620	1732	aa607c36d804e2544b7816ca4cbcfaba72506fbe5f801e7f07d5a9719c9bc633N.exe	33
PID 1732 wrote to memory of 1620	1732	aa607c36d804e2544b7816ca4cbcfaba72506fbe5f801e7f07d5a9719c9bc633N.exe	33
PID 1732 wrote to memory of 1620	1732	aa607c36d804e2544b7816ca4cbcfaba72506fbe5f801e7f07d5a9719c9bc633N.exe	33
PID 1732 wrote to memory of 1620	1732	aa607c36d804e2544b7816ca4cbcfaba72506fbe5f801e7f07d5a9719c9bc633N.exe	33
PID 1732 wrote to memory of 1620	1732	aa607c36d804e2544b7816ca4cbcfaba72506fbe5f801e7f07d5a9719c9bc633N.exe	33
PID 1732 wrote to memory of 1620	1732	aa607c36d804e2544b7816ca4cbcfaba72506fbe5f801e7f07d5a9719c9bc633N.exe	33

C:\Users\Admin\AppData\Local\Temp\aa607c36d804e2544b7816ca4cbcfaba72506fbe5f801e7f07d5a9719c9bc633N.exe
"C:\Users\Admin\AppData\Local\Temp\aa607c36d804e2544b7816ca4cbcfaba72506fbe5f801e7f07d5a9719c9bc633N.exe"
1⤵
- Suspicious use of SetThreadContext
- System Location Discovery: System Language Discovery
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
PID:1732
- 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\aa607c36d804e2544b7816ca4cbcfaba72506fbe5f801e7f07d5a9719c9bc633N.exe"
  2⤵
  - Command and Scripting Interpreter: PowerShell
  - System Location Discovery: System Language Discovery
  - Suspicious behavior: EnumeratesProcesses
  - Suspicious use of AdjustPrivilegeToken
  PID:1984
- C:\Users\Admin\AppData\Local\Temp\aa607c36d804e2544b7816ca4cbcfaba72506fbe5f801e7f07d5a9719c9bc633N.exe
  "C:\Users\Admin\AppData\Local\Temp\aa607c36d804e2544b7816ca4cbcfaba72506fbe5f801e7f07d5a9719c9bc633N.exe"
  2⤵
  - Adds Run key to start application
  - System Location Discovery: System Language Discovery
  - Suspicious behavior: EnumeratesProcesses
  - Suspicious use of AdjustPrivilegeToken
  - Suspicious use of SetWindowsHookEx
  PID:1620

Network

MITRE ATT&CK Enterprise v15

Reconnaissance

Resource Development

Initial Access

Execution

Command and Scripting Interpreter

1

T1059

PowerShell

1

T1059.001

Persistence

Boot or Logon Autostart Execution

1

T1547

Registry Run Keys / Startup Folder

1

T1547.001

Privilege Escalation

Boot or Logon Autostart Execution

1

T1547

Registry Run Keys / Startup Folder

1

T1547.001

Defense Evasion

Modify Registry

1

T1112

Credential Access

Credentials from Password Stores

1

T1555

Credentials from Web Browsers

1

T1555.003

Unsecured Credentials

2

T1552

Credentials In Files

2

T1552.001

Discovery

System Information Discovery

1

T1082

System Location Discovery

1

T1614

System Language Discovery

1

T1614.001

Lateral Movement

Collection

Data from Local System

2

T1005

Command and Control

Exfiltration

Impact

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Downloads

memory/1620-14-0x0000000000400000-0x0000000000442000-memory.dmp

Filesize
264KB

Download
memory/1620-12-0x0000000000400000-0x0000000000442000-memory.dmp

Filesize
264KB

Download
memory/1620-29-0x0000000074780000-0x0000000074E6E000-memory.dmp

Filesize
6.9MB

Download
memory/1620-20-0x0000000000400000-0x0000000000442000-memory.dmp

Filesize
264KB

Download
memory/1620-24-0x0000000074780000-0x0000000074E6E000-memory.dmp

Filesize
6.9MB

Download
memory/1620-8-0x0000000000400000-0x0000000000442000-memory.dmp

Filesize
264KB

Download
memory/1620-10-0x0000000000400000-0x0000000000442000-memory.dmp

Filesize
264KB

Download
memory/1620-23-0x0000000000400000-0x0000000000442000-memory.dmp

Filesize
264KB

Download
memory/1620-16-0x000000007EFDE000-0x000000007EFDF000-memory.dmp

Filesize
4KB

Download
memory/1620-18-0x0000000000400000-0x0000000000442000-memory.dmp

Filesize
264KB

Download
memory/1732-3-0x0000000005220000-0x00000000052BA000-memory.dmp

Filesize
616KB

Download
memory/1732-1-0x0000000000AF0000-0x0000000000B92000-memory.dmp

Filesize
648KB

Download
memory/1732-0-0x000000007478E000-0x000000007478F000-memory.dmp

Filesize
4KB

Download
memory/1732-7-0x0000000005650000-0x00000000056D2000-memory.dmp

Filesize
520KB

Download
memory/1732-6-0x0000000074780000-0x0000000074E6E000-memory.dmp

Filesize
6.9MB

Download
memory/1732-5-0x000000007478E000-0x000000007478F000-memory.dmp

Filesize
4KB

Download
memory/1732-4-0x0000000000A70000-0x0000000000A80000-memory.dmp

Filesize
64KB

Download
memory/1732-25-0x0000000074780000-0x0000000074E6E000-memory.dmp

Filesize
6.9MB

Download
memory/1732-2-0x0000000074780000-0x0000000074E6E000-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