agenttesla | 5cfb623fd29edfb21bc7fb3d734f2e6ebb7f151e12d2fbcb61bafefdfccb24c6

Analysis

max time kernel
149s
max time network
150s
platform
windows10-2004_x64
resource
win10v2004-20240802-en
resource tags

arch:x64arch:x86image:win10v2004-20240802-enlocale:en-usos:windows10-2004-x64system
submitted
19-09-2024 12:59

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General

Target

AscoValveShanghaiOrderPO011024.exe
Size

783KB
MD5

11ff8e45351b4fef0f7e723c1b1e04f1
SHA1

ff595a4ea95aba1cca52de553949e6a73c19c265
SHA256

5cfb623fd29edfb21bc7fb3d734f2e6ebb7f151e12d2fbcb61bafefdfccb24c6
SHA512

801f54add34c294f4bdf95ae8ebe8ab603fa7be88124a78fbf177e10e4a53a599d481b173fb4cf4f40268aa16aa5124289ad26c6f0c0230637c1d5b763155487
SSDEEP

6144:qZZSGZ1pOTD97kVoluxSnQJ2UYbbnEqa57lW1ChtCxxE5jbWs5E19Cd0C7vvGm97:qzvZ1pSptYSQJK/EtdCsPGsdPvvGm9h

Score

10^/10

agenttesla credential_access discovery execution keylogger spyware stealer trojan

Malware Config

Extracted

Family

agenttesla

Credentials

Protocol: smtp
Host:
mail.iaa-airferight.com
Port:
587
Username:
[email protected]
Password:
manlikeyou88
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 2 IoCs

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

execution

PowerShell

T1059.001

pid	Process
4752	powershell.exe
2904	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-1-5-21-786284298-625481688-3210388970-1000\Control Panel\International\Geo\Nation	AscoValveShanghaiOrderPO011024.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

Suspicious use of SetThreadContext 1 IoCs

description	pid	Process	procid_target
PID 4504 set thread context of 2388	4504	AscoValveShanghaiOrderPO011024.exe	95

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	AscoValveShanghaiOrderPO011024.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	AscoValveShanghaiOrderPO011024.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
1076	schtasks.exe

Suspicious behavior: EnumeratesProcesses 8 IoCs

pid	Process
4504	AscoValveShanghaiOrderPO011024.exe
2904	powershell.exe
4752	powershell.exe
4504	AscoValveShanghaiOrderPO011024.exe
2904	powershell.exe
2388	AscoValveShanghaiOrderPO011024.exe
2388	AscoValveShanghaiOrderPO011024.exe
4752	powershell.exe

Suspicious use of AdjustPrivilegeToken 4 IoCs

description	pid	Process
Token: SeDebugPrivilege	4504	AscoValveShanghaiOrderPO011024.exe
Token: SeDebugPrivilege	2904	powershell.exe
Token: SeDebugPrivilege	4752	powershell.exe
Token: SeDebugPrivilege	2388	AscoValveShanghaiOrderPO011024.exe

Suspicious use of WriteProcessMemory 17 IoCs

description	pid	Process	procid_target
PID 4504 wrote to memory of 2904	4504	AscoValveShanghaiOrderPO011024.exe	89
PID 4504 wrote to memory of 2904	4504	AscoValveShanghaiOrderPO011024.exe	89
PID 4504 wrote to memory of 2904	4504	AscoValveShanghaiOrderPO011024.exe	89
PID 4504 wrote to memory of 4752	4504	AscoValveShanghaiOrderPO011024.exe	91
PID 4504 wrote to memory of 4752	4504	AscoValveShanghaiOrderPO011024.exe	91
PID 4504 wrote to memory of 4752	4504	AscoValveShanghaiOrderPO011024.exe	91
PID 4504 wrote to memory of 1076	4504	AscoValveShanghaiOrderPO011024.exe	93
PID 4504 wrote to memory of 1076	4504	AscoValveShanghaiOrderPO011024.exe	93
PID 4504 wrote to memory of 1076	4504	AscoValveShanghaiOrderPO011024.exe	93
PID 4504 wrote to memory of 2388	4504	AscoValveShanghaiOrderPO011024.exe	95
PID 4504 wrote to memory of 2388	4504	AscoValveShanghaiOrderPO011024.exe	95
PID 4504 wrote to memory of 2388	4504	AscoValveShanghaiOrderPO011024.exe	95
PID 4504 wrote to memory of 2388	4504	AscoValveShanghaiOrderPO011024.exe	95
PID 4504 wrote to memory of 2388	4504	AscoValveShanghaiOrderPO011024.exe	95
PID 4504 wrote to memory of 2388	4504	AscoValveShanghaiOrderPO011024.exe	95
PID 4504 wrote to memory of 2388	4504	AscoValveShanghaiOrderPO011024.exe	95
PID 4504 wrote to memory of 2388	4504	AscoValveShanghaiOrderPO011024.exe	95

C:\Users\Admin\AppData\Local\Temp\AscoValveShanghaiOrderPO011024.exe
"C:\Users\Admin\AppData\Local\Temp\AscoValveShanghaiOrderPO011024.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:4504
- 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\AscoValveShanghaiOrderPO011024.exe"
  2⤵
  - Command and Scripting Interpreter: PowerShell
  - System Location Discovery: System Language Discovery
  - Suspicious behavior: EnumeratesProcesses
  - Suspicious use of AdjustPrivilegeToken
  PID:2904
- C:\Windows\SysWOW64\WindowsPowerShell\v1.0\powershell.exe
  "C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe" Add-MpPreference -ExclusionPath "C:\Users\Admin\AppData\Roaming\UJKtuGFFwoBmnd.exe"
  2⤵
  - Command and Scripting Interpreter: PowerShell
  - System Location Discovery: System Language Discovery
  - Suspicious behavior: EnumeratesProcesses
  - Suspicious use of AdjustPrivilegeToken
  PID:4752
- C:\Windows\SysWOW64\schtasks.exe
  "C:\Windows\System32\schtasks.exe" /Create /TN "Updates\UJKtuGFFwoBmnd" /XML "C:\Users\Admin\AppData\Local\Temp\tmpC2D3.tmp"
  2⤵
  - System Location Discovery: System Language Discovery
  - Scheduled Task/Job: Scheduled Task
  PID:1076
- C:\Users\Admin\AppData\Local\Temp\AscoValveShanghaiOrderPO011024.exe
  "C:\Users\Admin\AppData\Local\Temp\AscoValveShanghaiOrderPO011024.exe"
  2⤵
  - System Location Discovery: System Language Discovery
  - Suspicious behavior: EnumeratesProcesses
  - Suspicious use of AdjustPrivilegeToken
  PID:2388

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

Replay Monitor

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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
d8994cb33f920fd84a1a90b351b18d50

SHA1
b73c3c8d008470ee375ea29aaab0396f85998b66

SHA256
48ab446dcdf955a9e64c1dcbbbfe7dddc38fda56de64ba4ca83938c151fe1ba6

SHA512
7a7d34bfa7db81d265170da6df28d047926e3f391d8cbf2aaf3da7d4f6542b33538a55cb9c018b66186bfe56cd350fdd902fa99e1828c0ce1805e11634b5fa72

Download Submit
C:\Users\Admin\AppData\Local\Temp\__PSScriptPolicyTest_0t0c1xpx.pgx.ps1

Filesize
60B

MD5
d17fe0a3f47be24a6453e9ef58c94641

SHA1
6ab83620379fc69f80c0242105ddffd7d98d5d9d

SHA256
96ad1146eb96877eab5942ae0736b82d8b5e2039a80d3d6932665c1a4c87dcf7

SHA512
5b592e58f26c264604f98f6aa12860758ce606d1c63220736cf0c779e4e18e3cec8706930a16c38b20161754d1017d1657d35258e58ca22b18f5b232880dec82

Download Submit
C:\Users\Admin\AppData\Local\Temp\tmpC2D3.tmp

Filesize
1KB

MD5
e2f3a58cadac94913a6e295d066f2bb8

SHA1
7b2d2fe20b1c1be2f13efead22243964c514379b

SHA256
a1b3923d8fe87917f4fedf28cc2601758e9dadab5c64c203573dcdfc5d14c9ee

SHA512
7d724b2552a08d0e8b56439d4eb229e286a03285bfa4bd48fab1412e6a8ad2c5b3efafee72c8d3951fbbf3c0d7445a4fee24b0cf442fbec20e4ddce05fcf4a50

Download Submit
memory/2388-91-0x0000000005F10000-0x0000000005F60000-memory.dmp

Filesize
320KB

Download
memory/2388-37-0x0000000000400000-0x0000000000440000-memory.dmp

Filesize
256KB

Download
memory/2904-35-0x0000000005D60000-0x00000000060B4000-memory.dmp

Filesize
3.3MB

Download
memory/2904-90-0x00000000751E0000-0x0000000075990000-memory.dmp

Filesize
7.7MB

Download
memory/2904-81-0x00000000078D0000-0x00000000078E4000-memory.dmp

Filesize
80KB

Download
memory/2904-79-0x00000000078A0000-0x00000000078B1000-memory.dmp

Filesize
68KB

Download
memory/2904-78-0x0000000007940000-0x00000000079D6000-memory.dmp

Filesize
600KB

Download
memory/2904-67-0x00000000074F0000-0x00000000074FA000-memory.dmp

Filesize
40KB

Download
memory/2904-16-0x0000000002AA0000-0x0000000002AD6000-memory.dmp

Filesize
216KB

Download
memory/2904-17-0x0000000005580000-0x0000000005BA8000-memory.dmp

Filesize
6.2MB

Download
memory/2904-18-0x00000000751E0000-0x0000000075990000-memory.dmp

Filesize
7.7MB

Download
memory/2904-19-0x00000000751E0000-0x0000000075990000-memory.dmp

Filesize
7.7MB

Download
memory/2904-20-0x00000000751E0000-0x0000000075990000-memory.dmp

Filesize
7.7MB

Download
memory/2904-66-0x0000000007480000-0x000000000749A000-memory.dmp

Filesize
104KB

Download
memory/2904-65-0x0000000007DE0000-0x000000000845A000-memory.dmp

Filesize
6.5MB

Download
memory/2904-25-0x0000000005CF0000-0x0000000005D56000-memory.dmp

Filesize
408KB

Download
memory/2904-24-0x0000000005C80000-0x0000000005CE6000-memory.dmp

Filesize
408KB

Download
memory/2904-52-0x0000000006920000-0x0000000006952000-memory.dmp

Filesize
200KB

Download
memory/2904-64-0x0000000007360000-0x0000000007403000-memory.dmp

Filesize
652KB

Download
memory/2904-82-0x00000000079E0000-0x00000000079FA000-memory.dmp

Filesize
104KB

Download
memory/2904-63-0x0000000006960000-0x000000000697E000-memory.dmp

Filesize
120KB

Download
memory/2904-53-0x00000000719D0000-0x0000000071A1C000-memory.dmp

Filesize
304KB

Download
memory/2904-51-0x0000000006410000-0x000000000645C000-memory.dmp

Filesize
304KB

Download
memory/2904-23-0x0000000005BE0000-0x0000000005C02000-memory.dmp

Filesize
136KB

Download
memory/2904-50-0x0000000006360000-0x000000000637E000-memory.dmp

Filesize
120KB

Download
memory/4504-7-0x00000000075E0000-0x00000000075EE000-memory.dmp

Filesize
56KB

Download
memory/4504-49-0x00000000751E0000-0x0000000075990000-memory.dmp

Filesize
7.7MB

Download
memory/4504-0-0x00000000751EE000-0x00000000751EF000-memory.dmp

Filesize
4KB

Download
memory/4504-1-0x00000000001E0000-0x00000000002AA000-memory.dmp

Filesize
808KB

Download
memory/4504-5-0x00000000751E0000-0x0000000075990000-memory.dmp

Filesize
7.7MB

Download
memory/4504-6-0x0000000007520000-0x00000000075B8000-memory.dmp

Filesize
608KB

Download
memory/4504-4-0x0000000004E40000-0x0000000004E4A000-memory.dmp

Filesize
40KB

Download
memory/4504-11-0x000000000A0B0000-0x000000000A14C000-memory.dmp

Filesize
624KB

Download
memory/4504-2-0x0000000004C40000-0x0000000004CD2000-memory.dmp

Filesize
584KB

Download
memory/4504-10-0x0000000007930000-0x00000000079B2000-memory.dmp

Filesize
520KB

Download
memory/4504-9-0x00000000751E0000-0x0000000075990000-memory.dmp

Filesize
7.7MB

Download
memory/4504-3-0x00000000052A0000-0x0000000005844000-memory.dmp

Filesize
5.6MB

Download
memory/4504-8-0x00000000751EE000-0x00000000751EF000-memory.dmp

Filesize
4KB

Download
memory/4752-22-0x00000000751E0000-0x0000000075990000-memory.dmp

Filesize
7.7MB

Download
memory/4752-83-0x0000000007990000-0x0000000007998000-memory.dmp

Filesize
32KB

Download
memory/4752-80-0x00000000078A0000-0x00000000078AE000-memory.dmp

Filesize
56KB

Download
memory/4752-68-0x00000000719D0000-0x0000000071A1C000-memory.dmp

Filesize
304KB

Download
memory/4752-86-0x00000000751E0000-0x0000000075990000-memory.dmp

Filesize
7.7MB

Download
memory/4752-36-0x00000000751E0000-0x0000000075990000-memory.dmp

Filesize
7.7MB

Download
memory/4752-38-0x00000000751E0000-0x0000000075990000-memory.dmp

Filesize
7.7MB

Download