agenttesla | 4a351a247b91bf13eb32ed2f496f1e40befb2ada364e27b8c4e58a9451b2f227

General

Target

e05b1662469dd0a2e099a46bd80a3227.exe
Size

1.1MB
MD5

e05b1662469dd0a2e099a46bd80a3227
SHA1

14ed87f0d91d12abe03eadf5081aeabef39c593b
SHA256

4a351a247b91bf13eb32ed2f496f1e40befb2ada364e27b8c4e58a9451b2f227
SHA512

f9ce31511c26410bf5eb909e60f8b02313932d83b13008e46b51fe2fbf40edbc9265bb5cc3de8920b8fcade84050ad19ced946f6b8cd0e8d8b66a5a4d2cad5a4
SSDEEP

12288:0yqPa0pZclO6Bd12avbhb3MBK7z3pYqd2wR4P75h1v3lfCsqb6OnW1R:0IeZc8o9tM+Nxd2pP5v3hCs46ZR

Score

10^/10

agenttesla collection keylogger spyware stealer trojan

Malware Config

Extracted

Family

agenttesla

C2

https://api.telegram.org/bot1916969851:AAE6bbnxzDCrRvYOe28VWQGZGiRjZVHf_iY/sendDocument

Signatures

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

AgentTesla payload 1 IoCs

Processes:

resource	yara_rule
behavioral2/memory/768-18-0x0000000000400000-0x000000000043C000-memory.dmp	family_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:

e05b1662469dd0a2e099a46bd80a3227.exe

description	ioc	process
Key value queried	\REGISTRY\USER\S-1-5-21-566096764-1992588923-1249862864-1000\Control Panel\International\Geo\Nation	e05b1662469dd0a2e099a46bd80a3227.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

Accesses Microsoft Outlook profiles 1 TTPs 3 IoCs

collection

Email Collection

T1114

Processes:

e05b1662469dd0a2e099a46bd80a3227.exe

description	ioc	process
Key opened	\REGISTRY\USER\S-1-5-21-566096764-1992588923-1249862864-1000\Software\Microsoft\Office\15.0\Outlook\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676	e05b1662469dd0a2e099a46bd80a3227.exe
Key opened	\REGISTRY\USER\S-1-5-21-566096764-1992588923-1249862864-1000\Software\Microsoft\Windows NT\CurrentVersion\Windows Messaging Subsystem\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676	e05b1662469dd0a2e099a46bd80a3227.exe
Key opened	\REGISTRY\USER\S-1-5-21-566096764-1992588923-1249862864-1000\Software\Microsoft\Office\16.0\Outlook\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676	e05b1662469dd0a2e099a46bd80a3227.exe

Suspicious use of SetThreadContext 1 IoCs

Processes:

e05b1662469dd0a2e099a46bd80a3227.exe

description pid process target process

PID 4996 set thread context of 768 4996 e05b1662469dd0a2e099a46bd80a3227.exe e05b1662469dd0a2e099a46bd80a3227.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

3112 schtasks.exe

description	pid	process	target process
PID 4996 set thread context of 768	4996	e05b1662469dd0a2e099a46bd80a3227.exe	e05b1662469dd0a2e099a46bd80a3227.exe

pid	process
3112	schtasks.exe

Suspicious behavior: EnumeratesProcesses 7 IoCs

Processes:

e05b1662469dd0a2e099a46bd80a3227.exee05b1662469dd0a2e099a46bd80a3227.exe

pid	process
4996	e05b1662469dd0a2e099a46bd80a3227.exe
4996	e05b1662469dd0a2e099a46bd80a3227.exe
4996	e05b1662469dd0a2e099a46bd80a3227.exe
4996	e05b1662469dd0a2e099a46bd80a3227.exe
768	e05b1662469dd0a2e099a46bd80a3227.exe
768	e05b1662469dd0a2e099a46bd80a3227.exe
768	e05b1662469dd0a2e099a46bd80a3227.exe

Suspicious use of AdjustPrivilegeToken 2 IoCs

Processes:

e05b1662469dd0a2e099a46bd80a3227.exee05b1662469dd0a2e099a46bd80a3227.exe

description pid process

Token: SeDebugPrivilege 4996 e05b1662469dd0a2e099a46bd80a3227.exe
Token: SeDebugPrivilege 768 e05b1662469dd0a2e099a46bd80a3227.exe

description	pid	process
Token: SeDebugPrivilege	4996	e05b1662469dd0a2e099a46bd80a3227.exe
Token: SeDebugPrivilege	768	e05b1662469dd0a2e099a46bd80a3227.exe

Suspicious use of WriteProcessMemory 14 IoCs

Processes:

e05b1662469dd0a2e099a46bd80a3227.exe

description	pid	process	target process
PID 4996 wrote to memory of 3112	4996	e05b1662469dd0a2e099a46bd80a3227.exe	schtasks.exe
PID 4996 wrote to memory of 3112	4996	e05b1662469dd0a2e099a46bd80a3227.exe	schtasks.exe
PID 4996 wrote to memory of 3112	4996	e05b1662469dd0a2e099a46bd80a3227.exe	schtasks.exe
PID 4996 wrote to memory of 4092	4996	e05b1662469dd0a2e099a46bd80a3227.exe	e05b1662469dd0a2e099a46bd80a3227.exe
PID 4996 wrote to memory of 4092	4996	e05b1662469dd0a2e099a46bd80a3227.exe	e05b1662469dd0a2e099a46bd80a3227.exe
PID 4996 wrote to memory of 4092	4996	e05b1662469dd0a2e099a46bd80a3227.exe	e05b1662469dd0a2e099a46bd80a3227.exe
PID 4996 wrote to memory of 768	4996	e05b1662469dd0a2e099a46bd80a3227.exe	e05b1662469dd0a2e099a46bd80a3227.exe
PID 4996 wrote to memory of 768	4996	e05b1662469dd0a2e099a46bd80a3227.exe	e05b1662469dd0a2e099a46bd80a3227.exe
PID 4996 wrote to memory of 768	4996	e05b1662469dd0a2e099a46bd80a3227.exe	e05b1662469dd0a2e099a46bd80a3227.exe
PID 4996 wrote to memory of 768	4996	e05b1662469dd0a2e099a46bd80a3227.exe	e05b1662469dd0a2e099a46bd80a3227.exe
PID 4996 wrote to memory of 768	4996	e05b1662469dd0a2e099a46bd80a3227.exe	e05b1662469dd0a2e099a46bd80a3227.exe
PID 4996 wrote to memory of 768	4996	e05b1662469dd0a2e099a46bd80a3227.exe	e05b1662469dd0a2e099a46bd80a3227.exe
PID 4996 wrote to memory of 768	4996	e05b1662469dd0a2e099a46bd80a3227.exe	e05b1662469dd0a2e099a46bd80a3227.exe
PID 4996 wrote to memory of 768	4996	e05b1662469dd0a2e099a46bd80a3227.exe	e05b1662469dd0a2e099a46bd80a3227.exe

outlook_office_path 1 IoCs

Processes:

e05b1662469dd0a2e099a46bd80a3227.exe

description	ioc	process
Key opened	\REGISTRY\USER\S-1-5-21-566096764-1992588923-1249862864-1000\Software\Microsoft\Office\16.0\Outlook\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676	e05b1662469dd0a2e099a46bd80a3227.exe

outlook_win_path 1 IoCs

Processes:

e05b1662469dd0a2e099a46bd80a3227.exe

description	ioc	process
Key opened	\REGISTRY\USER\S-1-5-21-566096764-1992588923-1249862864-1000\Software\Microsoft\Windows NT\CurrentVersion\Windows Messaging Subsystem\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676	e05b1662469dd0a2e099a46bd80a3227.exe

C:\Users\Admin\AppData\Local\Temp\e05b1662469dd0a2e099a46bd80a3227.exe
"C:\Users\Admin\AppData\Local\Temp\e05b1662469dd0a2e099a46bd80a3227.exe"
1⤵
- Checks computer location settings
- Suspicious use of SetThreadContext
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
PID:4996

C:\Windows\SysWOW64\schtasks.exe
"C:\Windows\System32\schtasks.exe" /Create /TN "Updates\xfiIzYhYiXd" /XML "C:\Users\Admin\AppData\Local\Temp\tmpA7.tmp"
2⤵
- Creates scheduled task(s)
PID:3112

C:\Users\Admin\AppData\Local\Temp\e05b1662469dd0a2e099a46bd80a3227.exe
"C:\Users\Admin\AppData\Local\Temp\e05b1662469dd0a2e099a46bd80a3227.exe"
2⤵
PID:4092

C:\Users\Admin\AppData\Local\Temp\e05b1662469dd0a2e099a46bd80a3227.exe
"C:\Users\Admin\AppData\Local\Temp\e05b1662469dd0a2e099a46bd80a3227.exe"
2⤵
- Accesses Microsoft Outlook profiles
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
- outlook_office_path
- outlook_win_path
PID:768

Network

MITRE ATT&CK Matrix ATT&CK v13

Initial Access

Execution

Scheduled Task/Job

1

T1053

Persistence

Scheduled Task/Job

1

T1053

Privilege Escalation

Scheduled Task/Job

1

T1053

Defense Evasion

Credential Access

Unsecured Credentials

4

T1552

Credentials In Files

3

T1552.001

Credentials in Registry

1

T1552.002

Discovery

Query Registry

1

T1012

System Information Discovery

2

T1082

Lateral Movement

Collection

Data from Local System

4

T1005

Email Collection

1

T1114

Exfiltration

Command and Control

Impact

Resource Development

Reconnaissance

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Downloads

C:\Users\Admin\AppData\Local\Microsoft\CLR_v4.0_32\UsageLogs\e05b1662469dd0a2e099a46bd80a3227.exe.log
Filesize
1KB

MD5
17573558c4e714f606f997e5157afaac

SHA1
13e16e9415ceef429aaf124139671ebeca09ed23

SHA256
c18db6aecad2436da4a63ff26af4e3a337cca48f01c21b8db494fe5ccc60e553

SHA512
f4edf13f05a0d142e4dd42802098c8c44988ee8869621a62c2b565a77c9a95857f636583ff8d6d9baa366603d98b9bfbf1fc75bc6f9f8f83c80cb1215b2941cc

Download Submit
C:\Users\Admin\AppData\Local\Temp\tmpA7.tmp
Filesize
1KB

MD5
6d62f49d769944a4d301d88513e5346d

SHA1
84b3a1545d6d997d26a3819c4923cc8423790d49

SHA256
1fb58607950b873921b2a1e3d9169c51b049c254d2143ee1915432bf363015c9

SHA512
62e8ce802c46105dbd60bc91eefacbb08788a7d4bd49500b8d7f1107d8eb2af08ec1a1a94e208f073bead389686136009d78517a169c2dd2ef41ddeaaa39e260

Download Submit
memory/768-29-0x0000000005170000-0x0000000005180000-memory.dmp

Filesize
64KB

Download
memory/768-28-0x0000000005FC0000-0x0000000006010000-memory.dmp

Filesize
320KB

Download
memory/768-27-0x0000000005170000-0x0000000005180000-memory.dmp

Filesize
64KB

Download
memory/768-26-0x0000000075350000-0x0000000075B00000-memory.dmp

Filesize
7.7MB

Download
memory/768-25-0x0000000005E50000-0x0000000005EB6000-memory.dmp

Filesize
408KB

Download
memory/768-24-0x00000000051D0000-0x00000000051E8000-memory.dmp

Filesize
96KB

Download
memory/768-23-0x0000000005170000-0x0000000005180000-memory.dmp

Filesize
64KB

Download
memory/768-21-0x0000000075350000-0x0000000075B00000-memory.dmp

Filesize
7.7MB

Download
memory/768-18-0x0000000000400000-0x000000000043C000-memory.dmp

Filesize
240KB

Download
memory/4996-6-0x0000000005A40000-0x0000000005A4A000-memory.dmp

Filesize
40KB

Download
memory/4996-7-0x0000000005D00000-0x0000000005D56000-memory.dmp

Filesize
344KB

Download
memory/4996-11-0x0000000007450000-0x0000000007508000-memory.dmp

Filesize
736KB

Download
memory/4996-10-0x0000000005D70000-0x0000000005D80000-memory.dmp

Filesize
64KB

Download
memory/4996-9-0x0000000075350000-0x0000000075B00000-memory.dmp

Filesize
7.7MB

Download
memory/4996-22-0x0000000075350000-0x0000000075B00000-memory.dmp

Filesize
7.7MB

Download
memory/4996-8-0x0000000005DE0000-0x0000000005DF8000-memory.dmp

Filesize
96KB

Download
memory/4996-12-0x0000000009AC0000-0x0000000009B14000-memory.dmp

Filesize
336KB

Download
memory/4996-1-0x0000000075350000-0x0000000075B00000-memory.dmp

Filesize
7.7MB

Download
memory/4996-5-0x0000000005D70000-0x0000000005D80000-memory.dmp

Filesize
64KB

Download
memory/4996-4-0x0000000005B10000-0x0000000005BA2000-memory.dmp

Filesize
584KB

Download
memory/4996-3-0x00000000060C0000-0x0000000006664000-memory.dmp

Filesize
5.6MB

Download
memory/4996-2-0x0000000005A70000-0x0000000005B0C000-memory.dmp

Filesize
624KB

Download
memory/4996-0-0x0000000000F30000-0x000000000104E000-memory.dmp

Filesize
1.1MB

Download

Analysis

Sharing

General

Malware Config

Extracted

Signatures

Processes

Network

MITRE ATT&CK Matrix ATT&CK v13

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Downloads