agenttesla | fd4ca109bbafcc509f99cea673648c2baa6934e9eb9a903b0c24c2e7f84d56c4

Analysis

max time kernel
127s
max time network
136s
platform
windows10-2004_x64
resource
win10v2004-20240802-en
resource tags

arch:x64arch:x86image:win10v2004-20240802-enlocale:en-usos:windows10-2004-x64system
submitted
22-09-2024 05:25

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General

Target

DHL INVOICE pfd.bat.exe
Size

626KB
MD5

f344a454d4cb1d1e01da2e2c080dac29
SHA1

3936c488c511a6ca05b992fda487ce5e971e57a0
SHA256

fd4ca109bbafcc509f99cea673648c2baa6934e9eb9a903b0c24c2e7f84d56c4
SHA512

2c71626ff41eac134c6f071c8ce124de87f46ec27ba4075bc452a80d4992688bbd7e056af74b8ab43d623dbea05de8311d76562216a7cc3f20467cfe22677f8d
SSDEEP

12288:DHWZ0mNke8OvXWRA64zeEZgrJckmzDQVpOOn99zgL3qF0KsUvwiqk8:D2DV+EzepS/DQVpQMsUvwRH

Score

10^/10

agenttesla credential_access discovery execution keylogger spyware stealer trojan

Malware Config

Extracted

Family

agenttesla

Credentials

Protocol: smtp
Host:
mail.horizongroup.com.bd
Port:
587
Username:
[email protected]
Password:
horizon@%%%5
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 1 IoCs

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

execution

PowerShell

T1059.001

pid	Process
872	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-1-5-21-656926755-4116854191-210765258-1000\Control Panel\International\Geo\Nation	DHL INVOICE pfd.bat.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
21	api.ipify.org
22	api.ipify.org

Suspicious use of SetThreadContext 1 IoCs

description	pid	Process	procid_target
PID 3384 set thread context of 3356	3384	DHL INVOICE pfd.bat.exe	96

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 4 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	DHL INVOICE pfd.bat.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	RegSvcs.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
2900	schtasks.exe

Suspicious behavior: EnumeratesProcesses 11 IoCs

pid	Process
3384	DHL INVOICE pfd.bat.exe
3384	DHL INVOICE pfd.bat.exe
3384	DHL INVOICE pfd.bat.exe
3384	DHL INVOICE pfd.bat.exe
3384	DHL INVOICE pfd.bat.exe
3384	DHL INVOICE pfd.bat.exe
872	powershell.exe
3384	DHL INVOICE pfd.bat.exe
3356	RegSvcs.exe
3356	RegSvcs.exe
872	powershell.exe

Suspicious use of AdjustPrivilegeToken 3 IoCs

description	pid	Process
Token: SeDebugPrivilege	3384	DHL INVOICE pfd.bat.exe
Token: SeDebugPrivilege	872	powershell.exe
Token: SeDebugPrivilege	3356	RegSvcs.exe

Suspicious use of SetWindowsHookEx 1 IoCs

pid	Process
3356	RegSvcs.exe

Suspicious use of WriteProcessMemory 14 IoCs

description	pid	Process	procid_target
PID 3384 wrote to memory of 872	3384	DHL INVOICE pfd.bat.exe	92
PID 3384 wrote to memory of 872	3384	DHL INVOICE pfd.bat.exe	92
PID 3384 wrote to memory of 872	3384	DHL INVOICE pfd.bat.exe	92
PID 3384 wrote to memory of 2900	3384	DHL INVOICE pfd.bat.exe	94
PID 3384 wrote to memory of 2900	3384	DHL INVOICE pfd.bat.exe	94
PID 3384 wrote to memory of 2900	3384	DHL INVOICE pfd.bat.exe	94
PID 3384 wrote to memory of 3356	3384	DHL INVOICE pfd.bat.exe	96
PID 3384 wrote to memory of 3356	3384	DHL INVOICE pfd.bat.exe	96
PID 3384 wrote to memory of 3356	3384	DHL INVOICE pfd.bat.exe	96
PID 3384 wrote to memory of 3356	3384	DHL INVOICE pfd.bat.exe	96
PID 3384 wrote to memory of 3356	3384	DHL INVOICE pfd.bat.exe	96
PID 3384 wrote to memory of 3356	3384	DHL INVOICE pfd.bat.exe	96
PID 3384 wrote to memory of 3356	3384	DHL INVOICE pfd.bat.exe	96
PID 3384 wrote to memory of 3356	3384	DHL INVOICE pfd.bat.exe	96

C:\Users\Admin\AppData\Local\Temp\DHL INVOICE pfd.bat.exe
"C:\Users\Admin\AppData\Local\Temp\DHL INVOICE pfd.bat.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:3384
- C:\Windows\SysWOW64\WindowsPowerShell\v1.0\powershell.exe
  "C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe" Add-MpPreference -ExclusionPath "C:\Users\Admin\AppData\Roaming\PCTbKNp.exe"
  2⤵
  - Command and Scripting Interpreter: PowerShell
  - System Location Discovery: System Language Discovery
  - Suspicious behavior: EnumeratesProcesses
  - Suspicious use of AdjustPrivilegeToken
  PID:872
- C:\Windows\SysWOW64\schtasks.exe
  "C:\Windows\System32\schtasks.exe" /Create /TN "Updates\PCTbKNp" /XML "C:\Users\Admin\AppData\Local\Temp\tmp241D.tmp"
  2⤵
  - System Location Discovery: System Language Discovery
  - Scheduled Task/Job: Scheduled Task
  PID:2900
- 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
  - Suspicious use of SetWindowsHookEx
  PID:3356

Network

MITRE ATT&CK Enterprise v15

Reconnaissance

Resource Development

Initial Access

Execution

Command and Scripting Interpreter

T1059

PowerShell

T1059.001

Scheduled Task/Job

T1053

Scheduled Task

T1053.005

Persistence

Scheduled Task/Job

T1053

Scheduled Task

T1053.005

Privilege Escalation

Scheduled Task/Job

T1053

Scheduled Task

T1053.005

Defense Evasion

Credential Access

Credentials from Password Stores

T1555

Credentials from Web Browsers

T1555.003

Discovery

Query Registry

T1012

System Information Discovery

T1082

System Location Discovery

T1614

System Language Discovery

T1614.001

Lateral Movement

Collection

Command and Control

Exfiltration

Impact

Replay Monitor

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Downloads

C:\Users\Admin\AppData\Local\Temp\__PSScriptPolicyTest_tfchruas.chq.ps1

Filesize
60B

MD5
d17fe0a3f47be24a6453e9ef58c94641

SHA1
6ab83620379fc69f80c0242105ddffd7d98d5d9d

SHA256
96ad1146eb96877eab5942ae0736b82d8b5e2039a80d3d6932665c1a4c87dcf7

SHA512
5b592e58f26c264604f98f6aa12860758ce606d1c63220736cf0c779e4e18e3cec8706930a16c38b20161754d1017d1657d35258e58ca22b18f5b232880dec82

Download Submit
C:\Users\Admin\AppData\Local\Temp\tmp241D.tmp

Filesize
1KB

MD5
ff3e84b3c614ad7230b85136ed28ad53

SHA1
9e72dff6dcc8fa4e6f876edd2377f2bf93669688

SHA256
a5f77af69f4c14fde601d3262773be6869f086d65fa339b56fc62d18c106b118

SHA512
83df5df17ce5aed798a08f41a6b90d5dc639cd9d49888e04e73b83007f2c0a1df5178e1c9f73376f51ecadd691da3d8b2ec912e70dc4f1049cde4f43cda97c3d

Download Submit
memory/872-52-0x0000000007920000-0x00000000079C3000-memory.dmp

Filesize
652KB

Download
memory/872-55-0x0000000007AC0000-0x0000000007ACA000-memory.dmp

Filesize
40KB

Download
memory/872-64-0x00000000748D0000-0x0000000075080000-memory.dmp

Filesize
7.7MB

Download
memory/872-61-0x0000000007D70000-0x0000000007D78000-memory.dmp

Filesize
32KB

Download
memory/872-60-0x0000000007D90000-0x0000000007DAA000-memory.dmp

Filesize
104KB

Download
memory/872-22-0x00000000748D0000-0x0000000075080000-memory.dmp

Filesize
7.7MB

Download
memory/872-59-0x0000000007C90000-0x0000000007CA4000-memory.dmp

Filesize
80KB

Download
memory/872-35-0x0000000006120000-0x0000000006474000-memory.dmp

Filesize
3.3MB

Download
memory/872-58-0x0000000007C80000-0x0000000007C8E000-memory.dmp

Filesize
56KB

Download
memory/872-15-0x0000000005150000-0x0000000005186000-memory.dmp

Filesize
216KB

Download
memory/872-16-0x00000000748D0000-0x0000000075080000-memory.dmp

Filesize
7.7MB

Download
memory/872-17-0x0000000005800000-0x0000000005E28000-memory.dmp

Filesize
6.2MB

Download
memory/872-57-0x0000000007C50000-0x0000000007C61000-memory.dmp

Filesize
68KB

Download
memory/872-21-0x00000000060B0000-0x0000000006116000-memory.dmp

Filesize
408KB

Download
memory/872-19-0x0000000005FA0000-0x0000000005FC2000-memory.dmp

Filesize
136KB

Download
memory/872-20-0x0000000006040000-0x00000000060A6000-memory.dmp

Filesize
408KB

Download
memory/872-56-0x0000000007CD0000-0x0000000007D66000-memory.dmp

Filesize
600KB

Download
memory/872-24-0x00000000748D0000-0x0000000075080000-memory.dmp

Filesize
7.7MB

Download
memory/872-54-0x0000000007A50000-0x0000000007A6A000-memory.dmp

Filesize
104KB

Download
memory/872-53-0x0000000008090000-0x000000000870A000-memory.dmp

Filesize
6.5MB

Download
memory/872-51-0x0000000006D40000-0x0000000006D5E000-memory.dmp

Filesize
120KB

Download
memory/872-41-0x0000000070FC0000-0x000000007100C000-memory.dmp

Filesize
304KB

Download
memory/872-40-0x0000000006CE0000-0x0000000006D12000-memory.dmp

Filesize
200KB

Download
memory/872-38-0x0000000006710000-0x000000000672E000-memory.dmp

Filesize
120KB

Download
memory/872-39-0x00000000067A0000-0x00000000067EC000-memory.dmp

Filesize
304KB

Download
memory/3356-36-0x00000000748D0000-0x0000000075080000-memory.dmp

Filesize
7.7MB

Download
memory/3356-23-0x0000000000400000-0x0000000000440000-memory.dmp

Filesize
256KB

Download
memory/3356-66-0x00000000748D0000-0x0000000075080000-memory.dmp

Filesize
7.7MB

Download
memory/3356-65-0x0000000006440000-0x0000000006490000-memory.dmp

Filesize
320KB

Download
memory/3384-0-0x00000000748DE000-0x00000000748DF000-memory.dmp

Filesize
4KB

Download
memory/3384-1-0x00000000004B0000-0x0000000000552000-memory.dmp

Filesize
648KB

Download
memory/3384-10-0x0000000009070000-0x000000000910C000-memory.dmp

Filesize
624KB

Download
memory/3384-9-0x00000000069E0000-0x0000000006A62000-memory.dmp

Filesize
520KB

Download
memory/3384-7-0x00000000748DE000-0x00000000748DF000-memory.dmp

Filesize
4KB

Download
memory/3384-3-0x0000000004F00000-0x0000000004F92000-memory.dmp

Filesize
584KB

Download
memory/3384-8-0x00000000748D0000-0x0000000075080000-memory.dmp

Filesize
7.7MB

Download
memory/3384-6-0x0000000006660000-0x0000000006670000-memory.dmp

Filesize
64KB

Download
memory/3384-37-0x00000000748D0000-0x0000000075080000-memory.dmp

Filesize
7.7MB

Download
memory/3384-4-0x00000000748D0000-0x0000000075080000-memory.dmp

Filesize
7.7MB

Download
memory/3384-2-0x00000000053D0000-0x0000000005974000-memory.dmp

Filesize
5.6MB

Download
memory/3384-5-0x0000000005090000-0x000000000509A000-memory.dmp

Filesize
40KB

Download