agenttesla | c8e78966daecc2153849bca8aae0918baa8ef2ca610d23a4cdfccedaffc9fc7d

Analysis

max time kernel
140s
max time network
131s
platform
windows10-2004_x64
resource
win10v2004-20240508-en
resource tags

arch:x64arch:x86image:win10v2004-20240508-enlocale:en-usos:windows10-2004-x64system
submitted
22-05-2024 03:43

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General

Target

PO00211.exe
Size

670KB
MD5

2b12a266317f002c205011fa1958072c
SHA1

07e6859611698f37aa9c4011f76907aafe524218
SHA256

dff297acb567f990471dca2871adee15229e572c35fef5fd20eb9a1428946c04
SHA512

444f0444202f3c4c67cdf3deeb479233041edd4d7a16c0240b729173b5781322278d21abb9e55eb09668795e1121a77ea9ffd11735823a08b109f064969f67b8
SSDEEP

12288:J0FJzi8LkpEaAxx1Qy0+9+WTehgXkWP3DdFsOFHplgCIQlHzWH4jdmeO1W+TLTuU:KT2jE3LS7+99fXxP3DdFnFJ2CIQBgcdO

Score

10^/10

agenttesla execution keylogger persistence spyware stealer trojan

Malware Config

Extracted

Credentials

Protocol: smtp
Host:
mail.activefreightpak.com
Port:
587
Username:
[email protected]
Password:
AFSPL**77**

Extracted

Family

agenttesla

Credentials

Protocol: smtp
Host:
mail.activefreightpak.com
Port:
587
Username:
[email protected]
Password:
AFSPL**77**
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

Processes:

powershell.exepowershell.exe

pid process

5100 powershell.exe
3228 powershell.exe

pid	process
5100	powershell.exe
3228	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

Processes:

PO00211.exe

description	ioc	process
Key value queried	\REGISTRY\USER\S-1-5-21-1181767204-2009306918-3718769404-1000\Control Panel\International\Geo\Nation	PO00211.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

Processes:

PO00211.exe

description	ioc	process
Set value (str)	\REGISTRY\USER\S-1-5-21-1181767204-2009306918-3718769404-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\bnFClsT = "C:\\Users\\Admin\\AppData\\Roaming\\bnFClsT\\bnFClsT.exe"	PO00211.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.

Processes:

flow ioc

30 api.ipify.org
31 api.ipify.org
Suspicious use of SetThreadContext 1 IoCs

Processes:

PO00211.exe

description pid process target process

PID 4764 set thread context of 1084 4764 PO00211.exe PO00211.exe
Enumerates physical storage devices 1 TTPs
Attempts to interact with connected storage/optical drive(s).

System Information Discovery
T1082
Creates scheduled task(s) 1 TTPs 1 IoCs
Schtasks is often used by malware for persistence or to perform post-infection execution.
persistence

Scheduled Task/Job
T1053

Processes:

schtasks.exe

pid process

1396 schtasks.exe

flow	ioc
30	api.ipify.org
31	api.ipify.org

description	pid	process	target process
PID 4764 set thread context of 1084	4764	PO00211.exe	PO00211.exe

pid	process
1396	schtasks.exe

Suspicious behavior: EnumeratesProcesses 12 IoCs

Processes:

PO00211.exepowershell.exepowershell.exePO00211.exe

pid	process
4764	PO00211.exe
4764	PO00211.exe
5100	powershell.exe
5100	powershell.exe
3228	powershell.exe
3228	powershell.exe
4764	PO00211.exe
1084	PO00211.exe
1084	PO00211.exe
1084	PO00211.exe
5100	powershell.exe
3228	powershell.exe

Suspicious use of AdjustPrivilegeToken 4 IoCs

Processes:

PO00211.exepowershell.exepowershell.exePO00211.exe

description	pid	process
Token: SeDebugPrivilege	4764	PO00211.exe
Token: SeDebugPrivilege	5100	powershell.exe
Token: SeDebugPrivilege	3228	powershell.exe
Token: SeDebugPrivilege	1084	PO00211.exe

Suspicious use of SetWindowsHookEx 1 IoCs

Processes:

PO00211.exe

pid process

1084 PO00211.exe

pid	process
1084	PO00211.exe

Suspicious use of WriteProcessMemory 17 IoCs

Processes:

PO00211.exe

description	pid	process	target process
PID 4764 wrote to memory of 5100	4764	PO00211.exe	powershell.exe
PID 4764 wrote to memory of 5100	4764	PO00211.exe	powershell.exe
PID 4764 wrote to memory of 5100	4764	PO00211.exe	powershell.exe
PID 4764 wrote to memory of 3228	4764	PO00211.exe	powershell.exe
PID 4764 wrote to memory of 3228	4764	PO00211.exe	powershell.exe
PID 4764 wrote to memory of 3228	4764	PO00211.exe	powershell.exe
PID 4764 wrote to memory of 1396	4764	PO00211.exe	schtasks.exe
PID 4764 wrote to memory of 1396	4764	PO00211.exe	schtasks.exe
PID 4764 wrote to memory of 1396	4764	PO00211.exe	schtasks.exe
PID 4764 wrote to memory of 1084	4764	PO00211.exe	PO00211.exe
PID 4764 wrote to memory of 1084	4764	PO00211.exe	PO00211.exe
PID 4764 wrote to memory of 1084	4764	PO00211.exe	PO00211.exe
PID 4764 wrote to memory of 1084	4764	PO00211.exe	PO00211.exe
PID 4764 wrote to memory of 1084	4764	PO00211.exe	PO00211.exe
PID 4764 wrote to memory of 1084	4764	PO00211.exe	PO00211.exe
PID 4764 wrote to memory of 1084	4764	PO00211.exe	PO00211.exe
PID 4764 wrote to memory of 1084	4764	PO00211.exe	PO00211.exe

C:\Users\Admin\AppData\Local\Temp\PO00211.exe
"C:\Users\Admin\AppData\Local\Temp\PO00211.exe"
1⤵
- Checks computer location settings
- Suspicious use of SetThreadContext
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
PID:4764

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\PO00211.exe"
2⤵
- Command and Scripting Interpreter: PowerShell
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
PID:5100

C:\Windows\SysWOW64\WindowsPowerShell\v1.0\powershell.exe
"C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe" Add-MpPreference -ExclusionPath "C:\Users\Admin\AppData\Roaming\eeOuEr.exe"
2⤵
- Command and Scripting Interpreter: PowerShell
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
PID:3228

C:\Windows\SysWOW64\schtasks.exe
"C:\Windows\System32\schtasks.exe" /Create /TN "Updates\eeOuEr" /XML "C:\Users\Admin\AppData\Local\Temp\tmpF7C.tmp"
2⤵
- Creates scheduled task(s)
PID:1396

C:\Users\Admin\AppData\Local\Temp\PO00211.exe
"C:\Users\Admin\AppData\Local\Temp\PO00211.exe"
2⤵
- Adds Run key to start application
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of SetWindowsHookEx
PID:1084

C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe
"C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe" --type=utility --utility-sub-type=asset_store.mojom.AssetStoreService --lang=en-US --service-sandbox-type=asset_store_service --no-appcompat-clear --field-trial-handle=3624,i,13281073920029625837,8253721632651544158,262144 --variations-seed-version --mojo-platform-channel-handle=3824 /prefetch:8
1⤵
PID:888

Network

MITRE ATT&CK Enterprise v15

Reconnaissance

Resource Development

Initial Access

Execution

Command and Scripting Interpreter

T1059

PowerShell

T1059.001

Scheduled Task/Job

T1053

Persistence

Boot or Logon Autostart Execution

T1547

Registry Run Keys / Startup Folder

T1547.001

Scheduled Task/Job

T1053

Privilege Escalation

Boot or Logon Autostart Execution

T1547

Registry Run Keys / Startup Folder

T1547.001

Scheduled Task/Job

T1053

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

Replay Monitor

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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
c6d53347d3dd9802d00d605d15e49fd1

SHA1
d1fce160a41fecdb2a7e56fb7110acd0cb4d3fe1

SHA256
52aca0032c7ee9210bae6214f0d4fd615a8760664b9ea81c718c3bc7765316c4

SHA512
6689b1777310150b8914fae3e367898d4f544951eaee2e132fb18070180548b9c6062bb3f10b7d06ca9e59b4121ada2e5220fba99be8cdb5b58138e1fac928d5

Download Submit
C:\Users\Admin\AppData\Local\Temp\__PSScriptPolicyTest_pr1dbhyy.azx.ps1

Filesize
60B

MD5
d17fe0a3f47be24a6453e9ef58c94641

SHA1
6ab83620379fc69f80c0242105ddffd7d98d5d9d

SHA256
96ad1146eb96877eab5942ae0736b82d8b5e2039a80d3d6932665c1a4c87dcf7

SHA512
5b592e58f26c264604f98f6aa12860758ce606d1c63220736cf0c779e4e18e3cec8706930a16c38b20161754d1017d1657d35258e58ca22b18f5b232880dec82

Download Submit
C:\Users\Admin\AppData\Local\Temp\tmpF7C.tmp

Filesize
1KB

MD5
96388626114e912be540d6bd4832e29d

SHA1
f43fb545ef86ad541e3a2c5993892cc0bfa226cc

SHA256
47e20204a46ca021e285e791e845c32e596021991c719fc66d30fc66882d813c

SHA512
e60d4107cd7cee62e545d2d927140da39a7854d4c72793e74d22a98e8569f348f2f23ec9e48bd1074cc4be05f3f91aff390f86b9d86f69cd981adf3c112eb757

Download Submit
memory/1084-90-0x0000000006530000-0x0000000006580000-memory.dmp

Filesize
320KB

Download
memory/1084-32-0x0000000000400000-0x0000000000442000-memory.dmp

Filesize
264KB

Download
memory/3228-64-0x0000000070060000-0x00000000700AC000-memory.dmp

Filesize
304KB

Download
memory/3228-81-0x0000000007B90000-0x0000000007BAA000-memory.dmp

Filesize
104KB

Download
memory/3228-78-0x0000000007A80000-0x0000000007A8E000-memory.dmp

Filesize
56KB

Download
memory/3228-80-0x0000000007A90000-0x0000000007AA4000-memory.dmp

Filesize
80KB

Download
memory/3228-23-0x00000000055E0000-0x0000000005646000-memory.dmp

Filesize
408KB

Download
memory/3228-89-0x0000000075070000-0x0000000075820000-memory.dmp

Filesize
7.7MB

Download
memory/3228-31-0x0000000005EF0000-0x0000000006244000-memory.dmp

Filesize
3.3MB

Download
memory/3228-25-0x0000000075070000-0x0000000075820000-memory.dmp

Filesize
7.7MB

Download
memory/3228-18-0x0000000075070000-0x0000000075820000-memory.dmp

Filesize
7.7MB

Download
memory/3228-19-0x0000000075070000-0x0000000075820000-memory.dmp

Filesize
7.7MB

Download
memory/3228-24-0x0000000005570000-0x00000000055D6000-memory.dmp

Filesize
408KB

Download
memory/3228-82-0x0000000007B70000-0x0000000007B78000-memory.dmp

Filesize
32KB

Download
memory/4764-2-0x0000000005C10000-0x00000000061B4000-memory.dmp

Filesize
5.6MB

Download
memory/4764-6-0x0000000005850000-0x000000000586A000-memory.dmp

Filesize
104KB

Download
memory/4764-3-0x00000000055A0000-0x0000000005632000-memory.dmp

Filesize
584KB

Download
memory/4764-5-0x0000000075070000-0x0000000075820000-memory.dmp

Filesize
7.7MB

Download
memory/4764-4-0x0000000005660000-0x000000000566A000-memory.dmp

Filesize
40KB

Download
memory/4764-0-0x000000007507E000-0x000000007507F000-memory.dmp

Filesize
4KB

Download
memory/4764-1-0x0000000000B10000-0x0000000000BBA000-memory.dmp

Filesize
680KB

Download
memory/4764-9-0x0000000009270000-0x000000000930C000-memory.dmp

Filesize
624KB

Download
memory/4764-48-0x0000000075070000-0x0000000075820000-memory.dmp

Filesize
7.7MB

Download
memory/4764-7-0x0000000005870000-0x0000000005880000-memory.dmp

Filesize
64KB

Download
memory/4764-8-0x0000000006C30000-0x0000000006CB4000-memory.dmp

Filesize
528KB

Download
memory/5100-47-0x00000000063E0000-0x00000000063FE000-memory.dmp

Filesize
120KB

Download
memory/5100-50-0x00000000069B0000-0x00000000069E2000-memory.dmp

Filesize
200KB

Download
memory/5100-62-0x00000000075D0000-0x0000000007673000-memory.dmp

Filesize
652KB

Download
memory/5100-65-0x0000000007700000-0x000000000771A000-memory.dmp

Filesize
104KB

Download
memory/5100-51-0x0000000070060000-0x00000000700AC000-memory.dmp

Filesize
304KB

Download
memory/5100-63-0x0000000007D50000-0x00000000083CA000-memory.dmp

Filesize
6.5MB

Download
memory/5100-75-0x0000000007770000-0x000000000777A000-memory.dmp

Filesize
40KB

Download
memory/5100-76-0x0000000007980000-0x0000000007A16000-memory.dmp

Filesize
600KB

Download
memory/5100-77-0x0000000007900000-0x0000000007911000-memory.dmp

Filesize
68KB

Download
memory/5100-61-0x00000000069F0000-0x0000000006A0E000-memory.dmp

Filesize
120KB

Download
memory/5100-49-0x00000000065B0000-0x00000000065FC000-memory.dmp

Filesize
304KB

Download
memory/5100-21-0x0000000005510000-0x0000000005532000-memory.dmp

Filesize
136KB

Download
memory/5100-22-0x0000000075070000-0x0000000075820000-memory.dmp

Filesize
7.7MB

Download
memory/5100-17-0x0000000075070000-0x0000000075820000-memory.dmp

Filesize
7.7MB

Download
memory/5100-16-0x0000000075070000-0x0000000075820000-memory.dmp

Filesize
7.7MB

Download
memory/5100-88-0x0000000075070000-0x0000000075820000-memory.dmp

Filesize
7.7MB

Download
memory/5100-15-0x0000000005560000-0x0000000005B88000-memory.dmp

Filesize
6.2MB

Download
memory/5100-14-0x0000000002AC0000-0x0000000002AF6000-memory.dmp

Filesize
216KB

Download