agenttesla | f2145ee5f0d183ebb1f67b3463bf419659d25b867c677cb983736fca59df2042

Analysis

max time kernel
117s
max time network
118s
platform
windows10-2004_x64
resource
win10v2004-20240802-en
resource tags

arch:x64arch:x86image:win10v2004-20240802-enlocale:en-usos:windows10-2004-x64system
submitted
04/09/2024, 14:52

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General

Target

699af4e8e4d2f3b3ab73268c846f4013f677bc183b9c561279f88c0239972b9b.exe
Size

652KB
MD5

c32f9ec932828cb58da2a9fde44a4635
SHA1

e13e8202a7f83df99bacbf89bfc303c9d73a68a8
SHA256

699af4e8e4d2f3b3ab73268c846f4013f677bc183b9c561279f88c0239972b9b
SHA512

39a7affc06ba2f14e731688292d073784e6c40482e4222a1c061093a1464646427c294e4232b950637267f60f70ea2fa8d971cafcc556dabfcbf56d1bc13df1f
SSDEEP

12288:199glhtubCawcYZP1Y663TmwQxzcnhApsyaoJYD/exqBfHVdGrtaEJmxzBI8y7tN:1dwV1STmwQxqroqD2xWVdGZmxzBI8C

Score

10^/10

agenttesla credential_access discovery execution keylogger spyware stealer trojan

Malware Config

Extracted

Family

agenttesla

Credentials

Protocol: smtp
Host:
mail.rrcindia.co.in
Port:
587
Username:
[email protected]
Password:
Goyal@0783
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
3532	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-1-5-21-2412658365-3084825385-3340777666-1000\Control Panel\International\Geo\Nation	699af4e8e4d2f3b3ab73268c846f4013f677bc183b9c561279f88c0239972b9b.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
20	api.ipify.org
21	api.ipify.org

Suspicious use of SetThreadContext 1 IoCs

description	pid	Process	procid_target
PID 4256 set thread context of 3696	4256	699af4e8e4d2f3b3ab73268c846f4013f677bc183b9c561279f88c0239972b9b.exe	97

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	699af4e8e4d2f3b3ab73268c846f4013f677bc183b9c561279f88c0239972b9b.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	MSBuild.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
548	schtasks.exe

Suspicious behavior: EnumeratesProcesses 7 IoCs

pid	Process
4256	699af4e8e4d2f3b3ab73268c846f4013f677bc183b9c561279f88c0239972b9b.exe
4256	699af4e8e4d2f3b3ab73268c846f4013f677bc183b9c561279f88c0239972b9b.exe
4256	699af4e8e4d2f3b3ab73268c846f4013f677bc183b9c561279f88c0239972b9b.exe
3532	powershell.exe
3696	MSBuild.exe
3696	MSBuild.exe
3532	powershell.exe

Suspicious use of AdjustPrivilegeToken 3 IoCs

description	pid	Process
Token: SeDebugPrivilege	4256	699af4e8e4d2f3b3ab73268c846f4013f677bc183b9c561279f88c0239972b9b.exe
Token: SeDebugPrivilege	3532	powershell.exe
Token: SeDebugPrivilege	3696	MSBuild.exe

Suspicious use of WriteProcessMemory 14 IoCs

description	pid	Process	procid_target
PID 4256 wrote to memory of 3532	4256	699af4e8e4d2f3b3ab73268c846f4013f677bc183b9c561279f88c0239972b9b.exe	93
PID 4256 wrote to memory of 3532	4256	699af4e8e4d2f3b3ab73268c846f4013f677bc183b9c561279f88c0239972b9b.exe	93
PID 4256 wrote to memory of 3532	4256	699af4e8e4d2f3b3ab73268c846f4013f677bc183b9c561279f88c0239972b9b.exe	93
PID 4256 wrote to memory of 548	4256	699af4e8e4d2f3b3ab73268c846f4013f677bc183b9c561279f88c0239972b9b.exe	95
PID 4256 wrote to memory of 548	4256	699af4e8e4d2f3b3ab73268c846f4013f677bc183b9c561279f88c0239972b9b.exe	95
PID 4256 wrote to memory of 548	4256	699af4e8e4d2f3b3ab73268c846f4013f677bc183b9c561279f88c0239972b9b.exe	95
PID 4256 wrote to memory of 3696	4256	699af4e8e4d2f3b3ab73268c846f4013f677bc183b9c561279f88c0239972b9b.exe	97
PID 4256 wrote to memory of 3696	4256	699af4e8e4d2f3b3ab73268c846f4013f677bc183b9c561279f88c0239972b9b.exe	97
PID 4256 wrote to memory of 3696	4256	699af4e8e4d2f3b3ab73268c846f4013f677bc183b9c561279f88c0239972b9b.exe	97
PID 4256 wrote to memory of 3696	4256	699af4e8e4d2f3b3ab73268c846f4013f677bc183b9c561279f88c0239972b9b.exe	97
PID 4256 wrote to memory of 3696	4256	699af4e8e4d2f3b3ab73268c846f4013f677bc183b9c561279f88c0239972b9b.exe	97
PID 4256 wrote to memory of 3696	4256	699af4e8e4d2f3b3ab73268c846f4013f677bc183b9c561279f88c0239972b9b.exe	97
PID 4256 wrote to memory of 3696	4256	699af4e8e4d2f3b3ab73268c846f4013f677bc183b9c561279f88c0239972b9b.exe	97
PID 4256 wrote to memory of 3696	4256	699af4e8e4d2f3b3ab73268c846f4013f677bc183b9c561279f88c0239972b9b.exe	97

C:\Users\Admin\AppData\Local\Temp\699af4e8e4d2f3b3ab73268c846f4013f677bc183b9c561279f88c0239972b9b.exe
"C:\Users\Admin\AppData\Local\Temp\699af4e8e4d2f3b3ab73268c846f4013f677bc183b9c561279f88c0239972b9b.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:4256
- C:\Windows\SysWOW64\WindowsPowerShell\v1.0\powershell.exe
  "C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe" Add-MpPreference -ExclusionPath "C:\Users\Admin\AppData\Roaming\fZiZbwCArj.exe"
  2⤵
  - Command and Scripting Interpreter: PowerShell
  - System Location Discovery: System Language Discovery
  - Suspicious behavior: EnumeratesProcesses
  - Suspicious use of AdjustPrivilegeToken
  PID:3532
- C:\Windows\SysWOW64\schtasks.exe
  "C:\Windows\System32\schtasks.exe" /Create /TN "Updates\fZiZbwCArj" /XML "C:\Users\Admin\AppData\Local\Temp\tmpBC7A.tmp"
  2⤵
  - System Location Discovery: System Language Discovery
  - Scheduled Task/Job: Scheduled Task
  PID:548
- C:\Windows\Microsoft.NET\Framework\v4.0.30319\MSBuild.exe
  "C:\Windows\Microsoft.NET\Framework\v4.0.30319\MSBuild.exe"
  2⤵
  - System Location Discovery: System Language Discovery
  - Suspicious behavior: EnumeratesProcesses
  - Suspicious use of AdjustPrivilegeToken
  PID:3696

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_4msetz5i.syi.ps1

Filesize
60B

MD5
d17fe0a3f47be24a6453e9ef58c94641

SHA1
6ab83620379fc69f80c0242105ddffd7d98d5d9d

SHA256
96ad1146eb96877eab5942ae0736b82d8b5e2039a80d3d6932665c1a4c87dcf7

SHA512
5b592e58f26c264604f98f6aa12860758ce606d1c63220736cf0c779e4e18e3cec8706930a16c38b20161754d1017d1657d35258e58ca22b18f5b232880dec82

Download Submit
C:\Users\Admin\AppData\Local\Temp\tmpBC7A.tmp

Filesize
1KB

MD5
ac36e06fdfaccb0698d2dd7329c27ec5

SHA1
d8cb3478223adfadd182568be3a942bc9a7f70a2

SHA256
5eb3f1461ac5dfe65b6d9206315018170e6ecb5a0f305d94a33f14024b21ff7c

SHA512
cfa7fe68b120bc0382317d4f9ae440efc738654c0df476632665510c59e720bf899632b15919590f18c31339d8805762c81cbdf9e034f18f34e2b9ced38d6a90

Download Submit
memory/3532-55-0x0000000007D80000-0x00000000083FA000-memory.dmp

Filesize
6.5MB

Download
memory/3532-56-0x0000000007740000-0x000000000775A000-memory.dmp

Filesize
104KB

Download
memory/3532-42-0x00000000073F0000-0x0000000007422000-memory.dmp

Filesize
200KB

Download
memory/3532-67-0x0000000075050000-0x0000000075800000-memory.dmp

Filesize
7.7MB

Download
memory/3532-64-0x0000000007A60000-0x0000000007A68000-memory.dmp

Filesize
32KB

Download
memory/3532-63-0x0000000007A80000-0x0000000007A9A000-memory.dmp

Filesize
104KB

Download
memory/3532-41-0x0000000006440000-0x000000000648C000-memory.dmp

Filesize
304KB

Download
memory/3532-61-0x0000000007980000-0x0000000007994000-memory.dmp

Filesize
80KB

Download
memory/3532-60-0x0000000007970000-0x000000000797E000-memory.dmp

Filesize
56KB

Download
memory/3532-59-0x0000000007940000-0x0000000007951000-memory.dmp

Filesize
68KB

Download
memory/3532-58-0x00000000079C0000-0x0000000007A56000-memory.dmp

Filesize
600KB

Download
memory/3532-57-0x00000000077B0000-0x00000000077BA000-memory.dmp

Filesize
40KB

Download
memory/3532-18-0x0000000002AE0000-0x0000000002B16000-memory.dmp

Filesize
216KB

Download
memory/3532-43-0x00000000713B0000-0x00000000713FC000-memory.dmp

Filesize
304KB

Download
memory/3532-20-0x0000000075050000-0x0000000075800000-memory.dmp

Filesize
7.7MB

Download
memory/3532-21-0x0000000005650000-0x0000000005C78000-memory.dmp

Filesize
6.2MB

Download
memory/3532-22-0x0000000075050000-0x0000000075800000-memory.dmp

Filesize
7.7MB

Download
memory/3532-27-0x0000000005500000-0x0000000005566000-memory.dmp

Filesize
408KB

Download
memory/3532-23-0x0000000075050000-0x0000000075800000-memory.dmp

Filesize
7.7MB

Download
memory/3532-40-0x0000000006410000-0x000000000642E000-memory.dmp

Filesize
120KB

Download
memory/3532-54-0x0000000007630000-0x00000000076D3000-memory.dmp

Filesize
652KB

Download
memory/3532-28-0x0000000005570000-0x00000000055D6000-memory.dmp

Filesize
408KB

Download
memory/3532-26-0x0000000005460000-0x0000000005482000-memory.dmp

Filesize
136KB

Download
memory/3532-53-0x00000000069B0000-0x00000000069CE000-memory.dmp

Filesize
120KB

Download
memory/3696-24-0x0000000000400000-0x0000000000440000-memory.dmp

Filesize
256KB

Download
memory/3696-29-0x0000000075050000-0x0000000075800000-memory.dmp

Filesize
7.7MB

Download
memory/3696-62-0x0000000006DF0000-0x0000000006E40000-memory.dmp

Filesize
320KB

Download
memory/3696-68-0x0000000075050000-0x0000000075800000-memory.dmp

Filesize
7.7MB

Download
memory/4256-1-0x00000000002B0000-0x000000000035A000-memory.dmp

Filesize
680KB

Download
memory/4256-30-0x0000000075050000-0x0000000075800000-memory.dmp

Filesize
7.7MB

Download
memory/4256-3-0x0000000004DC0000-0x0000000004E52000-memory.dmp

Filesize
584KB

Download
memory/4256-0-0x000000007505E000-0x000000007505F000-memory.dmp

Filesize
4KB

Download
memory/4256-2-0x0000000005370000-0x0000000005914000-memory.dmp

Filesize
5.6MB

Download
memory/4256-13-0x0000000006A50000-0x0000000006AD2000-memory.dmp

Filesize
520KB

Download
memory/4256-12-0x0000000005FD0000-0x0000000005FDC000-memory.dmp

Filesize
48KB

Download
memory/4256-11-0x0000000075050000-0x0000000075800000-memory.dmp

Filesize
7.7MB

Download
memory/4256-10-0x000000007505E000-0x000000007505F000-memory.dmp

Filesize
4KB

Download
memory/4256-9-0x0000000005A50000-0x0000000005A60000-memory.dmp

Filesize
64KB

Download
memory/4256-8-0x0000000005AB0000-0x0000000005B4C000-memory.dmp

Filesize
624KB

Download
memory/4256-7-0x0000000005FE0000-0x000000000650C000-memory.dmp

Filesize
5.2MB

Download
memory/4256-6-0x0000000005350000-0x000000000535A000-memory.dmp

Filesize
40KB

Download
memory/4256-5-0x0000000075050000-0x0000000075800000-memory.dmp

Filesize
7.7MB

Download
memory/4256-4-0x0000000004E60000-0x00000000051B4000-memory.dmp

Filesize
3.3MB

Download