agenttesla | 7e674e6adfd09d79afcb58a0ec1a25696040fec7708c4c0b9e00262440cbda4b

General

Target

Quote 4907129.exe
Size

713KB
MD5

f7ec688eeb140c3bf93314df25e4b9aa
SHA1

3960eb7d374d3c7aa47155de002bf455a32d3806
SHA256

7e674e6adfd09d79afcb58a0ec1a25696040fec7708c4c0b9e00262440cbda4b
SHA512

9aa503327ed935dd55359b647e3bb35d44a418016427392bd9e8c9084c90db170e940b0a084429f460379605a05dca7c11d32bb848416b43cd1b17f7f3d784fa
SSDEEP

12288:o3XYCPgimOMt+V3VMxU7O1+ZaWHh80b+9WY751BoDDiVUlWvL2EerGyMMflFOGYe:kYVimX8GxbWZeWwj6aOrGsflFTR

Score

10^/10

agenttesla collection keylogger persistence spyware stealer trojan

Malware Config

Extracted

Family

agenttesla

C2

https://api.telegram.org/bot5663632223:AAG5KHZDs7KWoaqTYx3lSyFlOdfD9vGegQo/

Signatures

AgentTesla
Agent Tesla is a remote access tool (RAT) written in visual basic.
keylogger trojan stealer spyware agenttesla

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:

Quote 4907129.exe

description	ioc	process
Key value queried	\REGISTRY\USER\S-1-5-21-1013461898-3711306144-4198452673-1000\Control Panel\International\Geo\Nation	Quote 4907129.exe

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
T1081
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
T1081
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
T1081

Accesses Microsoft Outlook profiles 1 TTPs 3 IoCs

collection

Email Collection

T1114

Processes:

Quote 4907129.exe

description	ioc	process
Key opened	\REGISTRY\USER\S-1-5-21-1013461898-3711306144-4198452673-1000\Software\Microsoft\Office\16.0\Outlook\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676	Quote 4907129.exe
Key opened	\REGISTRY\USER\S-1-5-21-1013461898-3711306144-4198452673-1000\Software\Microsoft\Office\15.0\Outlook\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676	Quote 4907129.exe
Key opened	\REGISTRY\USER\S-1-5-21-1013461898-3711306144-4198452673-1000\Software\Microsoft\Windows NT\CurrentVersion\Windows Messaging Subsystem\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676	Quote 4907129.exe

Adds Run key to start application 2 TTPs 1 IoCs

persistence

Registry Run Keys / Startup Folder

T1060

Modify Registry

T1112

Processes:

Quote 4907129.exe

description	ioc	process
Set value (str)	\REGISTRY\USER\S-1-5-21-1013461898-3711306144-4198452673-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\eubJfun = "C:\\Users\\Admin\\AppData\\Roaming\\eubJfun\\eubJfun.exe"	Quote 4907129.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

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

Processes:

Quote 4907129.exe

description pid process target process

PID 2148 set thread context of 3584 2148 Quote 4907129.exe Quote 4907129.exe
Enumerates physical storage devices 1 TTPs
Attempts to interact with connected storage/optical drive(s). Likely ransomware behaviour.

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
T1053

Processes:

schtasks.exe

pid process

4536 schtasks.exe
Suspicious behavior: EnumeratesProcesses 4 IoCs

Processes:

Quote 4907129.exepowershell.exe

pid process

2148 Quote 4907129.exe
2148 Quote 4907129.exe
4328 powershell.exe
4328 powershell.exe

flow	ioc
31	api.ipify.org
32	api.ipify.org

description	pid	process	target process
PID 2148 set thread context of 3584	2148	Quote 4907129.exe	Quote 4907129.exe

pid	process
4536	schtasks.exe

pid	process
2148	Quote 4907129.exe
2148	Quote 4907129.exe
4328	powershell.exe
4328	powershell.exe

Suspicious use of AdjustPrivilegeToken 3 IoCs

Processes:

Quote 4907129.exepowershell.exeQuote 4907129.exe

description	pid	process
Token: SeDebugPrivilege	2148	Quote 4907129.exe
Token: SeDebugPrivilege	4328	powershell.exe
Token: SeDebugPrivilege	3584	Quote 4907129.exe

Suspicious use of WriteProcessMemory 14 IoCs

Processes:

Quote 4907129.exe

description	pid	process	target process
PID 2148 wrote to memory of 4328	2148	Quote 4907129.exe	powershell.exe
PID 2148 wrote to memory of 4328	2148	Quote 4907129.exe	powershell.exe
PID 2148 wrote to memory of 4328	2148	Quote 4907129.exe	powershell.exe
PID 2148 wrote to memory of 4536	2148	Quote 4907129.exe	schtasks.exe
PID 2148 wrote to memory of 4536	2148	Quote 4907129.exe	schtasks.exe
PID 2148 wrote to memory of 4536	2148	Quote 4907129.exe	schtasks.exe
PID 2148 wrote to memory of 3584	2148	Quote 4907129.exe	Quote 4907129.exe
PID 2148 wrote to memory of 3584	2148	Quote 4907129.exe	Quote 4907129.exe
PID 2148 wrote to memory of 3584	2148	Quote 4907129.exe	Quote 4907129.exe
PID 2148 wrote to memory of 3584	2148	Quote 4907129.exe	Quote 4907129.exe
PID 2148 wrote to memory of 3584	2148	Quote 4907129.exe	Quote 4907129.exe
PID 2148 wrote to memory of 3584	2148	Quote 4907129.exe	Quote 4907129.exe
PID 2148 wrote to memory of 3584	2148	Quote 4907129.exe	Quote 4907129.exe
PID 2148 wrote to memory of 3584	2148	Quote 4907129.exe	Quote 4907129.exe

outlook_office_path 1 IoCs

Processes:

Quote 4907129.exe

description	ioc	process
Key opened	\REGISTRY\USER\S-1-5-21-1013461898-3711306144-4198452673-1000\Software\Microsoft\Office\16.0\Outlook\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676	Quote 4907129.exe

outlook_win_path 1 IoCs

Processes:

Quote 4907129.exe

description	ioc	process
Key opened	\REGISTRY\USER\S-1-5-21-1013461898-3711306144-4198452673-1000\Software\Microsoft\Windows NT\CurrentVersion\Windows Messaging Subsystem\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676	Quote 4907129.exe

C:\Users\Admin\AppData\Local\Temp\Quote 4907129.exe
"C:\Users\Admin\AppData\Local\Temp\Quote 4907129.exe"
1⤵
- Checks computer location settings
- Suspicious use of SetThreadContext
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
PID:2148

C:\Windows\SysWOW64\WindowsPowerShell\v1.0\powershell.exe
"C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe" Add-MpPreference -ExclusionPath "C:\Users\Admin\AppData\Roaming\bvfuPJjvYhhZv.exe"
2⤵
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
PID:4328

C:\Windows\SysWOW64\schtasks.exe
"C:\Windows\System32\schtasks.exe" /Create /TN "Updates\bvfuPJjvYhhZv" /XML "C:\Users\Admin\AppData\Local\Temp\tmp254B.tmp"
2⤵
- Creates scheduled task(s)
PID:4536

C:\Users\Admin\AppData\Local\Temp\Quote 4907129.exe
"C:\Users\Admin\AppData\Local\Temp\Quote 4907129.exe"
2⤵
- Accesses Microsoft Outlook profiles
- Adds Run key to start application
- Suspicious use of AdjustPrivilegeToken
- outlook_office_path
- outlook_win_path
PID:3584

Network

MITRE ATT&CK Matrix ATT&CK v6

Initial Access

Execution

Scheduled Task

1

T1053

Persistence

Registry Run Keys / Startup Folder

1

T1060

Scheduled Task

1

T1053

Privilege Escalation

Scheduled Task

1

T1053

Defense Evasion

Modify Registry

1

T1112

Credential Access

Credentials in Files

3

T1081

Discovery

Query Registry

1

T1012

System Information Discovery

2

T1082

Lateral Movement

Collection

Data from Local System

3

T1005

Email Collection

1

T1114

Exfiltration

Command and Control

Impact

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Downloads

C:\Users\Admin\AppData\Local\Microsoft\CLR_v4.0_32\UsageLogs\Quote 4907129.exe.log
Filesize
1KB

MD5
8ec831f3e3a3f77e4a7b9cd32b48384c

SHA1
d83f09fd87c5bd86e045873c231c14836e76a05c

SHA256
7667e538030e3f8ce2886e47a01af24cb0ea70528b1e821c5d8832c5076cb982

SHA512
26bffa2406b66368bd412bf25869a792631455645992cdcade2dbc13a2e56fb546414a6a9223b94c96c38d89187add6678d4779a88b38b0c9e36be8527b213c3

Download Submit
C:\Users\Admin\AppData\Local\Temp\__PSScriptPolicyTest_k5frmdrf.lsl.ps1
Filesize
60B

MD5
d17fe0a3f47be24a6453e9ef58c94641

SHA1
6ab83620379fc69f80c0242105ddffd7d98d5d9d

SHA256
96ad1146eb96877eab5942ae0736b82d8b5e2039a80d3d6932665c1a4c87dcf7

SHA512
5b592e58f26c264604f98f6aa12860758ce606d1c63220736cf0c779e4e18e3cec8706930a16c38b20161754d1017d1657d35258e58ca22b18f5b232880dec82

Download Submit
C:\Users\Admin\AppData\Local\Temp\tmp254B.tmp
Filesize
1KB

MD5
98466730d79f87ec92df9372bbdb2b42

SHA1
00ab0ba62a13ce5a3734f4905f6dbd0035addf58

SHA256
2583989ef59be3890e3dfdf0309fe5c0a13dcd366c73c460f7eda5ace41e87a9

SHA512
059585255578a058d0b3dc1cc02b901b5a261c6c7829b612a5f2187094ea81be94a23054d942dd142840a1a4154bbf842beddbaffbfec1cd7bfe7402d0861ec6

Download Submit
memory/2148-133-0x0000000000150000-0x0000000000208000-memory.dmp

Filesize
736KB

Download
memory/2148-137-0x0000000004E50000-0x0000000004E60000-memory.dmp

Filesize
64KB

Download
memory/2148-138-0x0000000004E50000-0x0000000004E60000-memory.dmp

Filesize
64KB

Download
memory/2148-139-0x0000000008DF0000-0x0000000008E8C000-memory.dmp

Filesize
624KB

Download
memory/2148-136-0x0000000004D50000-0x0000000004D5A000-memory.dmp

Filesize
40KB

Download
memory/2148-135-0x0000000004BC0000-0x0000000004C52000-memory.dmp

Filesize
584KB

Download
memory/2148-134-0x00000000050D0000-0x0000000005674000-memory.dmp

Filesize
5.6MB

Download
memory/3584-162-0x0000000005370000-0x0000000005380000-memory.dmp

Filesize
64KB

Download
memory/3584-191-0x0000000005370000-0x0000000005380000-memory.dmp

Filesize
64KB

Download
memory/3584-146-0x0000000000400000-0x0000000000430000-memory.dmp

Filesize
192KB

Download
memory/3584-185-0x0000000007160000-0x0000000007322000-memory.dmp

Filesize
1.8MB

Download
memory/3584-151-0x00000000052C0000-0x0000000005326000-memory.dmp

Filesize
408KB

Download
memory/3584-184-0x0000000006EE0000-0x0000000006F30000-memory.dmp

Filesize
320KB

Download
memory/4328-145-0x00000000024F0000-0x0000000002526000-memory.dmp

Filesize
216KB

Download
memory/4328-181-0x000000007F810000-0x000000007F820000-memory.dmp

Filesize
64KB

Download
memory/4328-164-0x0000000005E20000-0x0000000005E3E000-memory.dmp

Filesize
120KB

Download
memory/4328-165-0x0000000004AE0000-0x0000000004AF0000-memory.dmp

Filesize
64KB

Download
memory/4328-166-0x00000000063E0000-0x0000000006412000-memory.dmp

Filesize
200KB

Download
memory/4328-167-0x0000000070430000-0x000000007047C000-memory.dmp

Filesize
304KB

Download
memory/4328-177-0x00000000063C0000-0x00000000063DE000-memory.dmp

Filesize
120KB

Download
memory/4328-179-0x0000000007770000-0x0000000007DEA000-memory.dmp

Filesize
6.5MB

Download
memory/4328-180-0x0000000007120000-0x000000000713A000-memory.dmp

Filesize
104KB

Download
memory/4328-163-0x0000000004AE0000-0x0000000004AF0000-memory.dmp

Filesize
64KB

Download
memory/4328-182-0x0000000007190000-0x000000000719A000-memory.dmp

Filesize
40KB

Download
memory/4328-183-0x00000000073A0000-0x0000000007436000-memory.dmp

Filesize
600KB

Download
memory/4328-152-0x0000000005070000-0x00000000050D6000-memory.dmp

Filesize
408KB

Download
memory/4328-150-0x0000000004D50000-0x0000000004D72000-memory.dmp

Filesize
136KB

Download
memory/4328-186-0x0000000007350000-0x000000000735E000-memory.dmp

Filesize
56KB

Download
memory/4328-187-0x0000000007460000-0x000000000747A000-memory.dmp

Filesize
104KB

Download
memory/4328-188-0x0000000007440000-0x0000000007448000-memory.dmp

Filesize
32KB

Download
memory/4328-147-0x0000000005120000-0x0000000005748000-memory.dmp

Filesize
6.2MB

Download

Analysis

Sharing

General

Malware Config

Extracted

Signatures

Processes

Network

MITRE ATT&CK Matrix ATT&CK v6

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Downloads