agenttesla | a2cdc2f4fcad4c6b982674a1b3b86a0f7bcdb7c8f18c1183799d70777c726859

Analysis

max time kernel
92s
max time network
119s
platform
windows10-2004_x64
resource
win10v2004-20240802-en
resource tags

arch:x64arch:x86image:win10v2004-20240802-enlocale:en-usos:windows10-2004-x64system
submitted
26-09-2024 13:35

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General

Target

a2cdc2f4fcad4c6b982674a1b3b86a0f7bcdb7c8f18c1183799d70777c726859.exe
Size

654KB
MD5

bdd152d62cf8fa852e08c46505629663
SHA1

b1a0fd6a26c5bf9ba02c12afcdc89eeb8528040e
SHA256

a2cdc2f4fcad4c6b982674a1b3b86a0f7bcdb7c8f18c1183799d70777c726859
SHA512

d269318e997d36a40d5b9dfff0a2f2a40beb99d4103b5cc233483af14987e3fd167829435e0f176bb1371f86e1ed9f1f3cdeef080338448f5265eac77cbf29d4
SSDEEP

12288:HzX8bQbtnLi/iVh9VmQ3DC8SlQ851wNXmPygPao9xDmCjc:0IR8iVhHmQ3OtlVFPHj

Score

10^/10

agenttesla discovery execution keylogger persistence spyware stealer trojan

Malware Config

Extracted

Credentials

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

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
4336	powershell.exe

Checks computer location settings 2 TTPs 1 IoCs

Looks up country code configured in the registry, likely geofence.

Query Registry

T1012

System Information Discovery

T1082

description	ioc	Process
Key value queried	\REGISTRY\USER\S-1-5-21-355097885-2402257403-2971294179-1000\Control Panel\International\Geo\Nation	a2cdc2f4fcad4c6b982674a1b3b86a0f7bcdb7c8f18c1183799d70777c726859.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-1-5-21-355097885-2402257403-2971294179-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\ctsdvwT = "C:\\Users\\Admin\\AppData\\Roaming\\ctsdvwT\\ctsdvwT.exe"	a2cdc2f4fcad4c6b982674a1b3b86a0f7bcdb7c8f18c1183799d70777c726859.exe

Suspicious use of SetThreadContext 1 IoCs

description	pid	Process	procid_target
PID 4608 set thread context of 3380	4608	a2cdc2f4fcad4c6b982674a1b3b86a0f7bcdb7c8f18c1183799d70777c726859.exe	86

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	a2cdc2f4fcad4c6b982674a1b3b86a0f7bcdb7c8f18c1183799d70777c726859.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	a2cdc2f4fcad4c6b982674a1b3b86a0f7bcdb7c8f18c1183799d70777c726859.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	powershell.exe

Suspicious behavior: EnumeratesProcesses 6 IoCs

pid	Process
4608	a2cdc2f4fcad4c6b982674a1b3b86a0f7bcdb7c8f18c1183799d70777c726859.exe
4608	a2cdc2f4fcad4c6b982674a1b3b86a0f7bcdb7c8f18c1183799d70777c726859.exe
3380	a2cdc2f4fcad4c6b982674a1b3b86a0f7bcdb7c8f18c1183799d70777c726859.exe
3380	a2cdc2f4fcad4c6b982674a1b3b86a0f7bcdb7c8f18c1183799d70777c726859.exe
4336	powershell.exe
4336	powershell.exe

Suspicious use of AdjustPrivilegeToken 3 IoCs

description	pid	Process
Token: SeDebugPrivilege	4608	a2cdc2f4fcad4c6b982674a1b3b86a0f7bcdb7c8f18c1183799d70777c726859.exe
Token: SeDebugPrivilege	3380	a2cdc2f4fcad4c6b982674a1b3b86a0f7bcdb7c8f18c1183799d70777c726859.exe
Token: SeDebugPrivilege	4336	powershell.exe

Suspicious use of SetWindowsHookEx 1 IoCs

pid	Process
3380	a2cdc2f4fcad4c6b982674a1b3b86a0f7bcdb7c8f18c1183799d70777c726859.exe

Suspicious use of WriteProcessMemory 11 IoCs

description	pid	Process	procid_target
PID 4608 wrote to memory of 4336	4608	a2cdc2f4fcad4c6b982674a1b3b86a0f7bcdb7c8f18c1183799d70777c726859.exe	84
PID 4608 wrote to memory of 4336	4608	a2cdc2f4fcad4c6b982674a1b3b86a0f7bcdb7c8f18c1183799d70777c726859.exe	84
PID 4608 wrote to memory of 4336	4608	a2cdc2f4fcad4c6b982674a1b3b86a0f7bcdb7c8f18c1183799d70777c726859.exe	84
PID 4608 wrote to memory of 3380	4608	a2cdc2f4fcad4c6b982674a1b3b86a0f7bcdb7c8f18c1183799d70777c726859.exe	86
PID 4608 wrote to memory of 3380	4608	a2cdc2f4fcad4c6b982674a1b3b86a0f7bcdb7c8f18c1183799d70777c726859.exe	86
PID 4608 wrote to memory of 3380	4608	a2cdc2f4fcad4c6b982674a1b3b86a0f7bcdb7c8f18c1183799d70777c726859.exe	86
PID 4608 wrote to memory of 3380	4608	a2cdc2f4fcad4c6b982674a1b3b86a0f7bcdb7c8f18c1183799d70777c726859.exe	86
PID 4608 wrote to memory of 3380	4608	a2cdc2f4fcad4c6b982674a1b3b86a0f7bcdb7c8f18c1183799d70777c726859.exe	86
PID 4608 wrote to memory of 3380	4608	a2cdc2f4fcad4c6b982674a1b3b86a0f7bcdb7c8f18c1183799d70777c726859.exe	86
PID 4608 wrote to memory of 3380	4608	a2cdc2f4fcad4c6b982674a1b3b86a0f7bcdb7c8f18c1183799d70777c726859.exe	86
PID 4608 wrote to memory of 3380	4608	a2cdc2f4fcad4c6b982674a1b3b86a0f7bcdb7c8f18c1183799d70777c726859.exe	86

C:\Users\Admin\AppData\Local\Temp\a2cdc2f4fcad4c6b982674a1b3b86a0f7bcdb7c8f18c1183799d70777c726859.exe
"C:\Users\Admin\AppData\Local\Temp\a2cdc2f4fcad4c6b982674a1b3b86a0f7bcdb7c8f18c1183799d70777c726859.exe"
1⤵
- Checks computer location settings
- Suspicious use of SetThreadContext
- System Location Discovery: System Language Discovery
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
PID:4608
- 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\a2cdc2f4fcad4c6b982674a1b3b86a0f7bcdb7c8f18c1183799d70777c726859.exe"
  2⤵
  - Command and Scripting Interpreter: PowerShell
  - System Location Discovery: System Language Discovery
  - Suspicious behavior: EnumeratesProcesses
  - Suspicious use of AdjustPrivilegeToken
  PID:4336
- C:\Users\Admin\AppData\Local\Temp\a2cdc2f4fcad4c6b982674a1b3b86a0f7bcdb7c8f18c1183799d70777c726859.exe
  "C:\Users\Admin\AppData\Local\Temp\a2cdc2f4fcad4c6b982674a1b3b86a0f7bcdb7c8f18c1183799d70777c726859.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:3380

Network

MITRE ATT&CK Enterprise v15

Reconnaissance

Resource Development

Initial Access

Execution

Command and Scripting Interpreter

T1059

PowerShell

T1059.001

Persistence

Boot or Logon Autostart Execution

T1547

Registry Run Keys / Startup Folder

T1547.001

Privilege Escalation

Boot or Logon Autostart Execution

T1547

Registry Run Keys / Startup Folder

T1547.001

Defense Evasion

Modify Registry

T1112

Credential Access

Credentials from Password Stores

T1555

Credentials from Web Browsers

T1555.003

Unsecured Credentials

T1552

Credentials In Files

T1552.001

Discovery

Query Registry

T1012

System Information Discovery

T1082

System Location Discovery

T1614

System Language Discovery

T1614.001

Lateral Movement

Collection

Data from Local System

T1005

Command and Control

Exfiltration

Impact

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Downloads

C:\Users\Admin\AppData\Local\Temp\__PSScriptPolicyTest_gt4epg1u.bub.ps1

Filesize
60B

MD5
d17fe0a3f47be24a6453e9ef58c94641

SHA1
6ab83620379fc69f80c0242105ddffd7d98d5d9d

SHA256
96ad1146eb96877eab5942ae0736b82d8b5e2039a80d3d6932665c1a4c87dcf7

SHA512
5b592e58f26c264604f98f6aa12860758ce606d1c63220736cf0c779e4e18e3cec8706930a16c38b20161754d1017d1657d35258e58ca22b18f5b232880dec82

Download Submit
memory/3380-11-0x0000000000400000-0x0000000000442000-memory.dmp

Filesize
264KB

Download
memory/3380-62-0x0000000074B40000-0x00000000752F0000-memory.dmp

Filesize
7.7MB

Download
memory/3380-49-0x00000000061D0000-0x0000000006220000-memory.dmp

Filesize
320KB

Download
memory/3380-16-0x00000000052C0000-0x0000000005326000-memory.dmp

Filesize
408KB

Download
memory/3380-20-0x0000000074B40000-0x00000000752F0000-memory.dmp

Filesize
7.7MB

Download
memory/3380-14-0x0000000074B40000-0x00000000752F0000-memory.dmp

Filesize
7.7MB

Download
memory/4336-22-0x0000000005FB0000-0x0000000006016000-memory.dmp

Filesize
408KB

Download
memory/4336-33-0x0000000006720000-0x000000000673E000-memory.dmp

Filesize
120KB

Download
memory/4336-61-0x0000000074B40000-0x00000000752F0000-memory.dmp

Filesize
7.7MB

Download
memory/4336-58-0x0000000007D70000-0x0000000007D78000-memory.dmp

Filesize
32KB

Download
memory/4336-57-0x0000000007D90000-0x0000000007DAA000-memory.dmp

Filesize
104KB

Download
memory/4336-13-0x0000000005800000-0x0000000005E28000-memory.dmp

Filesize
6.2MB

Download
memory/4336-12-0x0000000005190000-0x00000000051C6000-memory.dmp

Filesize
216KB

Download
memory/4336-56-0x0000000007C90000-0x0000000007CA4000-memory.dmp

Filesize
80KB

Download
memory/4336-17-0x0000000074B40000-0x00000000752F0000-memory.dmp

Filesize
7.7MB

Download
memory/4336-19-0x0000000074B40000-0x00000000752F0000-memory.dmp

Filesize
7.7MB

Download
memory/4336-55-0x0000000007C80000-0x0000000007C8E000-memory.dmp

Filesize
56KB

Download
memory/4336-54-0x0000000007C50000-0x0000000007C61000-memory.dmp

Filesize
68KB

Download
memory/4336-53-0x0000000007CD0000-0x0000000007D66000-memory.dmp

Filesize
600KB

Download
memory/4336-52-0x0000000007AC0000-0x0000000007ACA000-memory.dmp

Filesize
40KB

Download
memory/4336-51-0x0000000006DE0000-0x0000000006DFA000-memory.dmp

Filesize
104KB

Download
memory/4336-21-0x0000000005760000-0x0000000005782000-memory.dmp

Filesize
136KB

Download
memory/4336-32-0x0000000006140000-0x0000000006494000-memory.dmp

Filesize
3.3MB

Download
memory/4336-50-0x00000000080F0000-0x000000000876A000-memory.dmp

Filesize
6.5MB

Download
memory/4336-34-0x00000000067D0000-0x000000000681C000-memory.dmp

Filesize
304KB

Download
memory/4336-36-0x0000000006CF0000-0x0000000006D22000-memory.dmp

Filesize
200KB

Download
memory/4336-37-0x0000000070860000-0x00000000708AC000-memory.dmp

Filesize
304KB

Download
memory/4336-47-0x0000000006D30000-0x0000000006D4E000-memory.dmp

Filesize
120KB

Download
memory/4336-48-0x00000000079C0000-0x0000000007A63000-memory.dmp

Filesize
652KB

Download
memory/4608-2-0x0000000005570000-0x0000000005B14000-memory.dmp

Filesize
5.6MB

Download
memory/4608-8-0x0000000074B40000-0x00000000752F0000-memory.dmp

Filesize
7.7MB

Download
memory/4608-3-0x0000000004ED0000-0x0000000004F62000-memory.dmp

Filesize
584KB

Download
memory/4608-0-0x0000000074B4E000-0x0000000074B4F000-memory.dmp

Filesize
4KB

Download
memory/4608-4-0x0000000074B40000-0x00000000752F0000-memory.dmp

Filesize
7.7MB

Download
memory/4608-5-0x0000000004F80000-0x0000000004F8A000-memory.dmp

Filesize
40KB

Download
memory/4608-18-0x0000000074B40000-0x00000000752F0000-memory.dmp

Filesize
7.7MB

Download
memory/4608-6-0x00000000051A0000-0x00000000051B2000-memory.dmp

Filesize
72KB

Download
memory/4608-7-0x0000000074B4E000-0x0000000074B4F000-memory.dmp

Filesize
4KB

Download
memory/4608-10-0x0000000009710000-0x00000000097AC000-memory.dmp

Filesize
624KB

Download
memory/4608-9-0x0000000006FE0000-0x0000000007062000-memory.dmp

Filesize
520KB

Download
memory/4608-1-0x0000000000440000-0x00000000004EA000-memory.dmp

Filesize
680KB

Download