agenttesla | f9f2e7987af77bec393389bc0afb5db712d7753d399c60219b67e7db139a143c

Analysis

max time kernel
92s
max time network
125s
platform
windows10-2004_x64
resource
win10v2004-20240704-en
resource tags

arch:x64arch:x86image:win10v2004-20240704-enlocale:en-usos:windows10-2004-x64system
submitted
09-07-2024 01:17

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General

Target

SOA for MAR to APR 2024.exe
Size

714KB
MD5

637c9d6368273b1560276ad82a3d5ef6
SHA1

c5dd2dede9587eab96fbae5eb89b1ec663627b93
SHA256

69b09aa77f3774958809742c27dadfe0750ab0861a4b2e3d890cce77bb2370c2
SHA512

b7f942bc71cfb660952dc1c46fb6bbd736572e7125e46ff7c3b13e21ac199502238b30c177059fdd032e9247e0df7d734dd2ef1023a35c4b5800507c9c535094
SSDEEP

12288:o4GIpx61IHTGj7B92gulkSc9C+V+KZydqNEP0UEOtr7+iJcfflrkR:oNvDu3kHV5YPV1tm+cnlu

Score

10^/10

agenttesla execution keylogger persistence spyware stealer trojan

Malware Config

Extracted

Credentials

Protocol: smtp
Host:
mail.sibasultrasonics.com
Port:
587
Username:
[email protected]
Password:
wxQ@kr-2OL,{

Extracted

Family

agenttesla

Credentials

Protocol: smtp
Host:
mail.sibasultrasonics.com
Port:
587
Username:
[email protected]
Password:
wxQ@kr-2OL,{
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 2 IoCs

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

execution

PowerShell

T1059.001

pid	Process
1936	powershell.exe
2680	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-1-5-21-771719357-2485960699-3367710044-1000\Control Panel\International\Geo\Nation	SOA for MAR to APR 2024.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

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-1-5-21-771719357-2485960699-3367710044-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\bnFClsT = "C:\\Users\\Admin\\AppData\\Roaming\\bnFClsT\\bnFClsT.exe"	SOA for MAR to APR 2024.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
14	api.ipify.org
13	api.ipify.org

Suspicious use of SetThreadContext 1 IoCs

description	pid	Process	procid_target
PID 2880 set thread context of 2232	2880	SOA for MAR to APR 2024.exe	91

Enumerates physical storage devices 1 TTPs
Attempts to interact with connected storage/optical drive(s).

System Information Discovery
T1082

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
1472	schtasks.exe

Suspicious behavior: EnumeratesProcesses 8 IoCs

pid	Process
2880	SOA for MAR to APR 2024.exe
1936	powershell.exe
2680	powershell.exe
2880	SOA for MAR to APR 2024.exe
2680	powershell.exe
1936	powershell.exe
2232	SOA for MAR to APR 2024.exe
2232	SOA for MAR to APR 2024.exe

Suspicious use of AdjustPrivilegeToken 4 IoCs

description	pid	Process
Token: SeDebugPrivilege	2880	SOA for MAR to APR 2024.exe
Token: SeDebugPrivilege	1936	powershell.exe
Token: SeDebugPrivilege	2680	powershell.exe
Token: SeDebugPrivilege	2232	SOA for MAR to APR 2024.exe

Suspicious use of SetWindowsHookEx 1 IoCs

pid	Process
2232	SOA for MAR to APR 2024.exe

Suspicious use of WriteProcessMemory 17 IoCs

description	pid	Process	procid_target
PID 2880 wrote to memory of 1936	2880	SOA for MAR to APR 2024.exe	85
PID 2880 wrote to memory of 1936	2880	SOA for MAR to APR 2024.exe	85
PID 2880 wrote to memory of 1936	2880	SOA for MAR to APR 2024.exe	85
PID 2880 wrote to memory of 2680	2880	SOA for MAR to APR 2024.exe	87
PID 2880 wrote to memory of 2680	2880	SOA for MAR to APR 2024.exe	87
PID 2880 wrote to memory of 2680	2880	SOA for MAR to APR 2024.exe	87
PID 2880 wrote to memory of 1472	2880	SOA for MAR to APR 2024.exe	89
PID 2880 wrote to memory of 1472	2880	SOA for MAR to APR 2024.exe	89
PID 2880 wrote to memory of 1472	2880	SOA for MAR to APR 2024.exe	89
PID 2880 wrote to memory of 2232	2880	SOA for MAR to APR 2024.exe	91
PID 2880 wrote to memory of 2232	2880	SOA for MAR to APR 2024.exe	91
PID 2880 wrote to memory of 2232	2880	SOA for MAR to APR 2024.exe	91
PID 2880 wrote to memory of 2232	2880	SOA for MAR to APR 2024.exe	91
PID 2880 wrote to memory of 2232	2880	SOA for MAR to APR 2024.exe	91
PID 2880 wrote to memory of 2232	2880	SOA for MAR to APR 2024.exe	91
PID 2880 wrote to memory of 2232	2880	SOA for MAR to APR 2024.exe	91
PID 2880 wrote to memory of 2232	2880	SOA for MAR to APR 2024.exe	91

C:\Users\Admin\AppData\Local\Temp\SOA for MAR to APR 2024.exe
"C:\Users\Admin\AppData\Local\Temp\SOA for MAR to APR 2024.exe"
1⤵
- Checks computer location settings
- Suspicious use of SetThreadContext
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
PID:2880
- 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\SOA for MAR to APR 2024.exe"
  2⤵
  - Command and Scripting Interpreter: PowerShell
  - Suspicious behavior: EnumeratesProcesses
  - Suspicious use of AdjustPrivilegeToken
  PID:1936
- C:\Windows\SysWOW64\WindowsPowerShell\v1.0\powershell.exe
  "C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe" Add-MpPreference -ExclusionPath "C:\Users\Admin\AppData\Roaming\sJESSrCoFnDFGn.exe"
  2⤵
  - Command and Scripting Interpreter: PowerShell
  - Suspicious behavior: EnumeratesProcesses
  - Suspicious use of AdjustPrivilegeToken
  PID:2680
- C:\Windows\SysWOW64\schtasks.exe
  "C:\Windows\System32\schtasks.exe" /Create /TN "Updates\sJESSrCoFnDFGn" /XML "C:\Users\Admin\AppData\Local\Temp\tmpDDCD.tmp"
  2⤵
  - Scheduled Task/Job: Scheduled Task
  PID:1472
- C:\Users\Admin\AppData\Local\Temp\SOA for MAR to APR 2024.exe
  "C:\Users\Admin\AppData\Local\Temp\SOA for MAR to APR 2024.exe"
  2⤵
  - Adds Run key to start application
  - Suspicious behavior: EnumeratesProcesses
  - Suspicious use of AdjustPrivilegeToken
  - Suspicious use of SetWindowsHookEx
  PID:2232

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

Boot or Logon Autostart Execution

T1547

Registry Run Keys / Startup Folder

T1547.001

Scheduled Task/Job

T1053

Scheduled Task

T1053.005

Privilege Escalation

Boot or Logon Autostart Execution

T1547

Registry Run Keys / Startup Folder

T1547.001

Scheduled Task/Job

T1053

Scheduled Task

T1053.005

Defense Evasion

Modify Registry

T1112

Credential Access

Unsecured Credentials

T1552

Credentials In Files

T1552.001

Credentials in Registry

T1552.002

Discovery

Query Registry

T1012

System Information Discovery

T1082

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
3d086a433708053f9bf9523e1d87a4e8

SHA1
b3ab5d4f282a4c8fe8c3005b8a557ed5a0e37f28

SHA256
6f8fd1b8d9788ad54eaeee329232187e24b7b43393a01aeba2d6e9675231fb69

SHA512
931ae42b4c68a4507ff2342332b08eb407050d47cf4176137ea022d0f6e513c689e998445a04c6d18d4877391705c586bfce0234632b898d41aaed0957996dfd

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

Filesize
18KB

MD5
d62fea62677bdf12a83b5ceb4efc36f1

SHA1
bc7d6366473cc004e6d3e35851092002b73b6c4d

SHA256
0d7846e1997d24600c74abc2c37ae1fdc4fe8542598c1f3c3745011685f0b0db

SHA512
41308589df0a3738c8aa3dd210c037f45924f6f085350f439789e60d23513c2404521e16e3b14375c531cd5c52a973fbc84b8e6133dac56a4dcffea03f8e155d

Download Submit
C:\Users\Admin\AppData\Local\Temp\__PSScriptPolicyTest_t3tiogd0.0o1.ps1

Filesize
60B

MD5
d17fe0a3f47be24a6453e9ef58c94641

SHA1
6ab83620379fc69f80c0242105ddffd7d98d5d9d

SHA256
96ad1146eb96877eab5942ae0736b82d8b5e2039a80d3d6932665c1a4c87dcf7

SHA512
5b592e58f26c264604f98f6aa12860758ce606d1c63220736cf0c779e4e18e3cec8706930a16c38b20161754d1017d1657d35258e58ca22b18f5b232880dec82

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

Filesize
1KB

MD5
ab9bcafada2fdcc1799bca1dac928b13

SHA1
743f2bb3d8f482710df994faa991e50c97f05ea9

SHA256
7f3d6d921586cbce8851667076d632067d225cefad3d14178251af691c5447bb

SHA512
62016ef46ced85b9fe170a7a39e91ca8c3e97b7db358ca9417a2022f765297d80917d149ee905b4eb6fba3dc868b26edc0427cd03ba30f1bc875bc2851f96244

Download Submit
memory/1936-88-0x0000000074A20000-0x00000000751D0000-memory.dmp

Filesize
7.7MB

Download
memory/1936-68-0x0000000075290000-0x00000000752DC000-memory.dmp

Filesize
304KB

Download
memory/1936-33-0x0000000005670000-0x00000000059C4000-memory.dmp

Filesize
3.3MB

Download
memory/1936-20-0x00000000054F0000-0x0000000005512000-memory.dmp

Filesize
136KB

Download
memory/1936-22-0x0000000005600000-0x0000000005666000-memory.dmp

Filesize
408KB

Download
memory/1936-21-0x0000000005590000-0x00000000055F6000-memory.dmp

Filesize
408KB

Download
memory/1936-19-0x0000000074A20000-0x00000000751D0000-memory.dmp

Filesize
7.7MB

Download
memory/1936-15-0x0000000002330000-0x0000000002366000-memory.dmp

Filesize
216KB

Download
memory/1936-16-0x0000000074A20000-0x00000000751D0000-memory.dmp

Filesize
7.7MB

Download
memory/1936-17-0x0000000004EC0000-0x00000000054E8000-memory.dmp

Filesize
6.2MB

Download
memory/2232-34-0x0000000000400000-0x0000000000442000-memory.dmp

Filesize
264KB

Download
memory/2232-90-0x0000000006A90000-0x0000000006AE0000-memory.dmp

Filesize
320KB

Download
memory/2680-79-0x0000000007DC0000-0x0000000007DD4000-memory.dmp

Filesize
80KB

Download
memory/2680-78-0x0000000007DB0000-0x0000000007DBE000-memory.dmp

Filesize
56KB

Download
memory/2680-61-0x0000000006DA0000-0x0000000006DBE000-memory.dmp

Filesize
120KB

Download
memory/2680-23-0x0000000074A20000-0x00000000751D0000-memory.dmp

Filesize
7.7MB

Download
memory/2680-50-0x0000000007A00000-0x0000000007A32000-memory.dmp

Filesize
200KB

Download
memory/2680-35-0x0000000074A20000-0x00000000751D0000-memory.dmp

Filesize
7.7MB

Download
memory/2680-84-0x0000000074A20000-0x00000000751D0000-memory.dmp

Filesize
7.7MB

Download
memory/2680-81-0x0000000007EA0000-0x0000000007EA8000-memory.dmp

Filesize
32KB

Download
memory/2680-46-0x0000000074A20000-0x00000000751D0000-memory.dmp

Filesize
7.7MB

Download
memory/2680-80-0x0000000007EC0000-0x0000000007EDA000-memory.dmp

Filesize
104KB

Download
memory/2680-48-0x0000000006860000-0x000000000687E000-memory.dmp

Filesize
120KB

Download
memory/2680-49-0x0000000006DF0000-0x0000000006E3C000-memory.dmp

Filesize
304KB

Download
memory/2680-51-0x0000000075290000-0x00000000752DC000-memory.dmp

Filesize
304KB

Download
memory/2680-62-0x0000000007A70000-0x0000000007B13000-memory.dmp

Filesize
652KB

Download
memory/2680-63-0x00000000081C0000-0x000000000883A000-memory.dmp

Filesize
6.5MB

Download
memory/2680-67-0x0000000007D80000-0x0000000007D91000-memory.dmp

Filesize
68KB

Download
memory/2680-66-0x0000000007E00000-0x0000000007E96000-memory.dmp

Filesize
600KB

Download
memory/2680-64-0x0000000007B80000-0x0000000007B9A000-memory.dmp

Filesize
104KB

Download
memory/2680-65-0x0000000007BF0000-0x0000000007BFA000-memory.dmp

Filesize
40KB

Download
memory/2880-8-0x00000000054C0000-0x00000000054D6000-memory.dmp

Filesize
88KB

Download
memory/2880-9-0x00000000054F0000-0x0000000005506000-memory.dmp

Filesize
88KB

Download
memory/2880-4-0x0000000005210000-0x000000000521A000-memory.dmp

Filesize
40KB

Download
memory/2880-7-0x0000000006920000-0x00000000069C8000-memory.dmp

Filesize
672KB

Download
memory/2880-10-0x0000000006770000-0x00000000067F4000-memory.dmp

Filesize
528KB

Download
memory/2880-47-0x0000000074A20000-0x00000000751D0000-memory.dmp

Filesize
7.7MB

Download
memory/2880-5-0x0000000005410000-0x00000000054AC000-memory.dmp

Filesize
624KB

Download
memory/2880-0-0x0000000074A2E000-0x0000000074A2F000-memory.dmp

Filesize
4KB

Download
memory/2880-3-0x0000000005170000-0x0000000005202000-memory.dmp

Filesize
584KB

Download
memory/2880-2-0x0000000005800000-0x0000000005DA4000-memory.dmp

Filesize
5.6MB

Download
memory/2880-1-0x0000000000720000-0x00000000007D4000-memory.dmp

Filesize
720KB

Download
memory/2880-6-0x0000000074A20000-0x00000000751D0000-memory.dmp

Filesize
7.7MB

Download