agenttesla | 09ff4bcebea6598159b1341704093ab1ff7e2a1eecd0cdc38cb865edb5a35b62

Analysis

max time kernel
117s
max time network
122s
platform
windows10-2004_x64
resource
win10v2004-20240802-en
resource tags

arch:x64arch:x86image:win10v2004-20240802-enlocale:en-usos:windows10-2004-x64system
submitted
12-09-2024 06:27

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General

Target

DEMURRAGE INVOICE.bat.exe
Size

697KB
MD5

26592310cd0668310fd082bdcbe67a34
SHA1

ec06a6a20f0c2f21d44639915d415ad010cdd74f
SHA256

09ff4bcebea6598159b1341704093ab1ff7e2a1eecd0cdc38cb865edb5a35b62
SHA512

914437329e40b531f4f9d231cba77fff5549d724ef72c2788ebac3cfd3560b17c63cbd0e2018bfdb27d3e32eb509bbf767b8a2f1aeb833fd59568b86f6a3119a
SSDEEP

12288:Gr2+Ub83qcHT4ix3dzjLx1F97kv/pg1Rac9Viwt5XHkB:MUbQ4ix3dzjLx1r7U/GWcniw5U

Score

10^/10

agenttesla credential_access discovery execution keylogger spyware stealer trojan

Malware Config

Extracted

Family

agenttesla

https://api.telegram.org/bot5862304010:AAGELNW7Uh-qnFDDQucOIsNATlN1Btw8R-8/

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
3876	powershell.exe
4932	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-1-5-21-945322488-2060912225-3527527000-1000\Control Panel\International\Geo\Nation	DEMURRAGE INVOICE.bat.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

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
23	api.ipify.org
22	api.ipify.org

Suspicious use of SetThreadContext 1 IoCs

description	pid	Process	procid_target
PID 2332 set thread context of 816	2332	DEMURRAGE INVOICE.bat.exe	99

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	DEMURRAGE INVOICE.bat.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	DEMURRAGE INVOICE.bat.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
4320	schtasks.exe

Suspicious behavior: EnumeratesProcesses 6 IoCs

pid	Process
3876	powershell.exe
4932	powershell.exe
816	DEMURRAGE INVOICE.bat.exe
816	DEMURRAGE INVOICE.bat.exe
3876	powershell.exe
4932	powershell.exe

Suspicious use of AdjustPrivilegeToken 3 IoCs

description	pid	Process
Token: SeDebugPrivilege	3876	powershell.exe
Token: SeDebugPrivilege	4932	powershell.exe
Token: SeDebugPrivilege	816	DEMURRAGE INVOICE.bat.exe

Suspicious use of WriteProcessMemory 17 IoCs

description	pid	Process	procid_target
PID 2332 wrote to memory of 3876	2332	DEMURRAGE INVOICE.bat.exe	93
PID 2332 wrote to memory of 3876	2332	DEMURRAGE INVOICE.bat.exe	93
PID 2332 wrote to memory of 3876	2332	DEMURRAGE INVOICE.bat.exe	93
PID 2332 wrote to memory of 4932	2332	DEMURRAGE INVOICE.bat.exe	95
PID 2332 wrote to memory of 4932	2332	DEMURRAGE INVOICE.bat.exe	95
PID 2332 wrote to memory of 4932	2332	DEMURRAGE INVOICE.bat.exe	95
PID 2332 wrote to memory of 4320	2332	DEMURRAGE INVOICE.bat.exe	97
PID 2332 wrote to memory of 4320	2332	DEMURRAGE INVOICE.bat.exe	97
PID 2332 wrote to memory of 4320	2332	DEMURRAGE INVOICE.bat.exe	97
PID 2332 wrote to memory of 816	2332	DEMURRAGE INVOICE.bat.exe	99
PID 2332 wrote to memory of 816	2332	DEMURRAGE INVOICE.bat.exe	99
PID 2332 wrote to memory of 816	2332	DEMURRAGE INVOICE.bat.exe	99
PID 2332 wrote to memory of 816	2332	DEMURRAGE INVOICE.bat.exe	99
PID 2332 wrote to memory of 816	2332	DEMURRAGE INVOICE.bat.exe	99
PID 2332 wrote to memory of 816	2332	DEMURRAGE INVOICE.bat.exe	99
PID 2332 wrote to memory of 816	2332	DEMURRAGE INVOICE.bat.exe	99
PID 2332 wrote to memory of 816	2332	DEMURRAGE INVOICE.bat.exe	99

C:\Users\Admin\AppData\Local\Temp\DEMURRAGE INVOICE.bat.exe
"C:\Users\Admin\AppData\Local\Temp\DEMURRAGE INVOICE.bat.exe"
1⤵
- Checks computer location settings
- Suspicious use of SetThreadContext
- System Location Discovery: System Language Discovery
- Suspicious use of WriteProcessMemory
PID:2332
- 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\DEMURRAGE INVOICE.bat.exe"
  2⤵
  - Command and Scripting Interpreter: PowerShell
  - System Location Discovery: System Language Discovery
  - Suspicious behavior: EnumeratesProcesses
  - Suspicious use of AdjustPrivilegeToken
  PID:3876
- C:\Windows\SysWOW64\WindowsPowerShell\v1.0\powershell.exe
  "C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe" Add-MpPreference -ExclusionPath "C:\Users\Admin\AppData\Roaming\rljoKaPjKnocuL.exe"
  2⤵
  - Command and Scripting Interpreter: PowerShell
  - System Location Discovery: System Language Discovery
  - Suspicious behavior: EnumeratesProcesses
  - Suspicious use of AdjustPrivilegeToken
  PID:4932
- C:\Windows\SysWOW64\schtasks.exe
  "C:\Windows\System32\schtasks.exe" /Create /TN "Updates\rljoKaPjKnocuL" /XML "C:\Users\Admin\AppData\Local\Temp\tmpE3D8.tmp"
  2⤵
  - System Location Discovery: System Language Discovery
  - Scheduled Task/Job: Scheduled Task
  PID:4320
- C:\Users\Admin\AppData\Local\Temp\DEMURRAGE INVOICE.bat.exe
  "C:\Users\Admin\AppData\Local\Temp\DEMURRAGE INVOICE.bat.exe"
  2⤵
  - System Location Discovery: System Language Discovery
  - Suspicious behavior: EnumeratesProcesses
  - Suspicious use of AdjustPrivilegeToken
  PID:816

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

Unsecured Credentials

T1552

Credentials In Files

T1552.001

Credentials in Registry

T1552.002

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\Microsoft\CLR_v4.0_32\UsageLogs\powershell.exe.log

Filesize
2KB

MD5
968cb9309758126772781b83adb8a28f

SHA1
8da30e71accf186b2ba11da1797cf67f8f78b47c

SHA256
92099c10776bb7e3f2a8d1b82d4d40d0c4627e4f1bf754a6e58dfd2c2e97042a

SHA512
4bd50732f8af4d688d95999bddfd296115d7033ddc38f86c9fb1f47fde202bffa27e9088bebcaa3064ca946af2f5c1ca6cbde49d0907f0005c7ab42874515dd3

Download Submit
C:\Users\Admin\AppData\Local\Microsoft\Windows\PowerShell\StartupProfileData-NonInteractive

Filesize
18KB

MD5
130d129660e68b8a12d0436fb0c82a21

SHA1
fb2b3a935bffbf3db32ce23bb81d9febdbc977a4

SHA256
ee884b467dd8f5aaf525d5525ca012898855a4a17a6ab0e86c7b4cd10e9823c7

SHA512
d8f3099229b1249900540b1fa2065e6be984854eb582a973a8e7b6ce9992381d6f517bf3a0778dcdef05547091f3b8c780fb27c6955b23f71c808a23d87c6823

Download Submit
C:\Users\Admin\AppData\Local\Temp\__PSScriptPolicyTest_pjwyddzy.3tf.ps1

Filesize
60B

MD5
d17fe0a3f47be24a6453e9ef58c94641

SHA1
6ab83620379fc69f80c0242105ddffd7d98d5d9d

SHA256
96ad1146eb96877eab5942ae0736b82d8b5e2039a80d3d6932665c1a4c87dcf7

SHA512
5b592e58f26c264604f98f6aa12860758ce606d1c63220736cf0c779e4e18e3cec8706930a16c38b20161754d1017d1657d35258e58ca22b18f5b232880dec82

Download Submit
C:\Users\Admin\AppData\Local\Temp\tmpE3D8.tmp

Filesize
1KB

MD5
8e8979b28466268a95e1b8f1e71b2815

SHA1
958a5e3d63f333359bd2560e97bf3b8f6e0d7c56

SHA256
80d56df81fafd094298b7de4efdec41bd89b78489b78b8b37c418881d0f37fd6

SHA512
79750be2ff946ef41e6848ca842acf6840c5b5f5081e498c21701a2d4719ef5a18c5be010920e6cdc0ad6b254e5fe43ee9b006fa72ea9ba1114e712ee968d227

Download Submit
memory/816-46-0x0000000000400000-0x0000000000440000-memory.dmp

Filesize
256KB

Download
memory/816-90-0x0000000006930000-0x0000000006980000-memory.dmp

Filesize
320KB

Download
memory/2332-8-0x0000000074D60000-0x0000000075510000-memory.dmp

Filesize
7.7MB

Download
memory/2332-7-0x0000000074D6E000-0x0000000074D6F000-memory.dmp

Filesize
4KB

Download
memory/2332-6-0x0000000006500000-0x0000000006510000-memory.dmp

Filesize
64KB

Download
memory/2332-9-0x0000000006530000-0x00000000065B2000-memory.dmp

Filesize
520KB

Download
memory/2332-10-0x0000000008AF0000-0x0000000008B8C000-memory.dmp

Filesize
624KB

Download
memory/2332-5-0x0000000004BA0000-0x0000000004BAA000-memory.dmp

Filesize
40KB

Download
memory/2332-0-0x0000000074D6E000-0x0000000074D6F000-memory.dmp

Filesize
4KB

Download
memory/2332-4-0x0000000074D60000-0x0000000075510000-memory.dmp

Filesize
7.7MB

Download
memory/2332-3-0x0000000004BB0000-0x0000000004C42000-memory.dmp

Filesize
584KB

Download
memory/2332-48-0x0000000074D60000-0x0000000075510000-memory.dmp

Filesize
7.7MB

Download
memory/2332-2-0x00000000050C0000-0x0000000005664000-memory.dmp

Filesize
5.6MB

Download
memory/2332-1-0x0000000000270000-0x0000000000324000-memory.dmp

Filesize
720KB

Download
memory/3876-16-0x0000000074D60000-0x0000000075510000-memory.dmp

Filesize
7.7MB

Download
memory/3876-49-0x0000000006650000-0x000000000666E000-memory.dmp

Filesize
120KB

Download
memory/3876-15-0x0000000002D40000-0x0000000002D76000-memory.dmp

Filesize
216KB

Download
memory/3876-17-0x0000000005940000-0x0000000005F68000-memory.dmp

Filesize
6.2MB

Download
memory/3876-88-0x0000000074D60000-0x0000000075510000-memory.dmp

Filesize
7.7MB

Download
memory/3876-37-0x0000000074D60000-0x0000000075510000-memory.dmp

Filesize
7.7MB

Download
memory/3876-81-0x0000000007CD0000-0x0000000007CEA000-memory.dmp

Filesize
104KB

Download
memory/3876-19-0x0000000074D60000-0x0000000075510000-memory.dmp

Filesize
7.7MB

Download
memory/3876-80-0x0000000007BD0000-0x0000000007BE4000-memory.dmp

Filesize
80KB

Download
memory/3876-78-0x0000000007B90000-0x0000000007BA1000-memory.dmp

Filesize
68KB

Download
memory/3876-50-0x0000000006AB0000-0x0000000006AFC000-memory.dmp

Filesize
304KB

Download
memory/3876-52-0x0000000075600000-0x000000007564C000-memory.dmp

Filesize
304KB

Download
memory/3876-51-0x0000000006C10000-0x0000000006C42000-memory.dmp

Filesize
200KB

Download
memory/3876-63-0x0000000007640000-0x00000000076E3000-memory.dmp

Filesize
652KB

Download
memory/3876-62-0x0000000006C70000-0x0000000006C8E000-memory.dmp

Filesize
120KB

Download
memory/3876-79-0x0000000007BC0000-0x0000000007BCE000-memory.dmp

Filesize
56KB

Download
memory/3876-74-0x0000000007FE0000-0x000000000865A000-memory.dmp

Filesize
6.5MB

Download
memory/3876-75-0x0000000007990000-0x00000000079AA000-memory.dmp

Filesize
104KB

Download
memory/3876-76-0x0000000007A00000-0x0000000007A0A000-memory.dmp

Filesize
40KB

Download
memory/3876-77-0x0000000007C10000-0x0000000007CA6000-memory.dmp

Filesize
600KB

Download
memory/4932-20-0x0000000004C30000-0x0000000004C96000-memory.dmp

Filesize
408KB

Download
memory/4932-64-0x0000000075600000-0x000000007564C000-memory.dmp

Filesize
304KB

Download
memory/4932-23-0x00000000055D0000-0x0000000005924000-memory.dmp

Filesize
3.3MB

Download
memory/4932-18-0x0000000004B90000-0x0000000004BB2000-memory.dmp

Filesize
136KB

Download
memory/4932-82-0x0000000007280000-0x0000000007288000-memory.dmp

Filesize
32KB

Download
memory/4932-21-0x0000000004CA0000-0x0000000004D06000-memory.dmp

Filesize
408KB

Download
memory/4932-89-0x0000000074D60000-0x0000000075510000-memory.dmp

Filesize
7.7MB

Download
memory/4932-31-0x0000000074D60000-0x0000000075510000-memory.dmp

Filesize
7.7MB

Download
memory/4932-22-0x0000000074D60000-0x0000000075510000-memory.dmp

Filesize
7.7MB

Download
memory/4932-24-0x0000000074D60000-0x0000000075510000-memory.dmp

Filesize
7.7MB

Download