agenttesla | 4ecb044c6452b6c32130f91325195ff67dc1a69003262a138dd8320ad4a937be

General

Target

4ecb044c6452b6c32130f91325195ff67dc1a69003262a138dd8320ad4a937be.exe
Size

660KB
MD5

589a3cae735dd3e1f1abaf67da7abf4d
SHA1

c52d019da1152ffebc684622a2406d5c8779c293
SHA256

4ecb044c6452b6c32130f91325195ff67dc1a69003262a138dd8320ad4a937be
SHA512

8e06484c29f4f120492311effa1760a69a698feaa62a2cc9c8c21d994360f9c6c64f2f49ec5d2e8603557464df8604808fab37fc6238e0fb8a9190ccaea79466
SSDEEP

12288:NvKaj/2djyIfSN6VzDkYc5oMrYepc/Q15RwFYEu4BFMUOpa8Q4BjOwjMf:NvQLq6KY0oyEuRweEu0FT2aSBjOGM

Score

10^/10

agenttesla collection credential_access discovery keylogger spyware stealer trojan

Malware Config

Extracted

Credentials

Protocol: smtp
Host:
smtp.yandex.com
Port:
587
Username:
[email protected]
Password:
UGOKINGS1234

Extracted

Family

agenttesla

Credentials

Protocol: smtp
Host:
smtp.yandex.com
Port:
587
Username:
[email protected]
Password:
UGOKINGS1234

Signatures

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

AgentTesla payload 1 IoCs

resource	yara_rule
behavioral2/memory/1192-15-0x0000000000400000-0x0000000000466000-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

description	ioc	Process
Key value queried	\REGISTRY\USER\S-1-5-21-2878641211-696417878-3864914810-1000\Control Panel\International\Geo\Nation	4ecb044c6452b6c32130f91325195ff67dc1a69003262a138dd8320ad4a937be.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 3 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

Credentials from Web Browsers
T1555.003
Unsecured Credentials: Credentials In Files 1 TTPs
Steal credentials from unsecured files.
credential_access stealer

Credentials In Files
T1552.001

Accesses Microsoft Outlook profiles 1 TTPs 3 IoCs

collection

Email Collection

T1114

description	ioc	Process
Key opened	\REGISTRY\USER\S-1-5-21-2878641211-696417878-3864914810-1000\Software\Microsoft\Office\15.0\Outlook\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676	4ecb044c6452b6c32130f91325195ff67dc1a69003262a138dd8320ad4a937be.exe
Key opened	\REGISTRY\USER\S-1-5-21-2878641211-696417878-3864914810-1000\Software\Microsoft\Windows NT\CurrentVersion\Windows Messaging Subsystem\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676	4ecb044c6452b6c32130f91325195ff67dc1a69003262a138dd8320ad4a937be.exe
Key opened	\REGISTRY\USER\S-1-5-21-2878641211-696417878-3864914810-1000\Software\Microsoft\Office\16.0\Outlook\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676	4ecb044c6452b6c32130f91325195ff67dc1a69003262a138dd8320ad4a937be.exe

Suspicious use of SetThreadContext 1 IoCs

description	pid	Process	procid_target
PID 3076 set thread context of 1192	3076	4ecb044c6452b6c32130f91325195ff67dc1a69003262a138dd8320ad4a937be.exe	102

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 3 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	4ecb044c6452b6c32130f91325195ff67dc1a69003262a138dd8320ad4a937be.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	schtasks.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	4ecb044c6452b6c32130f91325195ff67dc1a69003262a138dd8320ad4a937be.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
2276	schtasks.exe

Suspicious behavior: EnumeratesProcesses 3 IoCs

pid	Process
3076	4ecb044c6452b6c32130f91325195ff67dc1a69003262a138dd8320ad4a937be.exe
1192	4ecb044c6452b6c32130f91325195ff67dc1a69003262a138dd8320ad4a937be.exe
1192	4ecb044c6452b6c32130f91325195ff67dc1a69003262a138dd8320ad4a937be.exe

Suspicious use of AdjustPrivilegeToken 2 IoCs

description	pid	Process
Token: SeDebugPrivilege	3076	4ecb044c6452b6c32130f91325195ff67dc1a69003262a138dd8320ad4a937be.exe
Token: SeDebugPrivilege	1192	4ecb044c6452b6c32130f91325195ff67dc1a69003262a138dd8320ad4a937be.exe

Suspicious use of SetWindowsHookEx 1 IoCs

pid	Process
1192	4ecb044c6452b6c32130f91325195ff67dc1a69003262a138dd8320ad4a937be.exe

Suspicious use of WriteProcessMemory 11 IoCs

description	pid	Process	procid_target
PID 3076 wrote to memory of 2276	3076	4ecb044c6452b6c32130f91325195ff67dc1a69003262a138dd8320ad4a937be.exe	100
PID 3076 wrote to memory of 2276	3076	4ecb044c6452b6c32130f91325195ff67dc1a69003262a138dd8320ad4a937be.exe	100
PID 3076 wrote to memory of 2276	3076	4ecb044c6452b6c32130f91325195ff67dc1a69003262a138dd8320ad4a937be.exe	100
PID 3076 wrote to memory of 1192	3076	4ecb044c6452b6c32130f91325195ff67dc1a69003262a138dd8320ad4a937be.exe	102
PID 3076 wrote to memory of 1192	3076	4ecb044c6452b6c32130f91325195ff67dc1a69003262a138dd8320ad4a937be.exe	102
PID 3076 wrote to memory of 1192	3076	4ecb044c6452b6c32130f91325195ff67dc1a69003262a138dd8320ad4a937be.exe	102
PID 3076 wrote to memory of 1192	3076	4ecb044c6452b6c32130f91325195ff67dc1a69003262a138dd8320ad4a937be.exe	102
PID 3076 wrote to memory of 1192	3076	4ecb044c6452b6c32130f91325195ff67dc1a69003262a138dd8320ad4a937be.exe	102
PID 3076 wrote to memory of 1192	3076	4ecb044c6452b6c32130f91325195ff67dc1a69003262a138dd8320ad4a937be.exe	102
PID 3076 wrote to memory of 1192	3076	4ecb044c6452b6c32130f91325195ff67dc1a69003262a138dd8320ad4a937be.exe	102
PID 3076 wrote to memory of 1192	3076	4ecb044c6452b6c32130f91325195ff67dc1a69003262a138dd8320ad4a937be.exe	102

outlook_office_path 1 IoCs

description	ioc	Process
Key opened	\REGISTRY\USER\S-1-5-21-2878641211-696417878-3864914810-1000\Software\Microsoft\Office\16.0\Outlook\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676	4ecb044c6452b6c32130f91325195ff67dc1a69003262a138dd8320ad4a937be.exe

outlook_win_path 1 IoCs

description	ioc	Process
Key opened	\REGISTRY\USER\S-1-5-21-2878641211-696417878-3864914810-1000\Software\Microsoft\Windows NT\CurrentVersion\Windows Messaging Subsystem\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676	4ecb044c6452b6c32130f91325195ff67dc1a69003262a138dd8320ad4a937be.exe

C:\Users\Admin\AppData\Local\Temp\4ecb044c6452b6c32130f91325195ff67dc1a69003262a138dd8320ad4a937be.exe
"C:\Users\Admin\AppData\Local\Temp\4ecb044c6452b6c32130f91325195ff67dc1a69003262a138dd8320ad4a937be.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:3076
- C:\Windows\SysWOW64\schtasks.exe
  "C:\Windows\System32\schtasks.exe" /Create /TN "Updates\gvkOvZxaxy" /XML "C:\Users\Admin\AppData\Local\Temp\tmp3469.tmp"
  2⤵
  - System Location Discovery: System Language Discovery
  - Scheduled Task/Job: Scheduled Task
  PID:2276
- C:\Users\Admin\AppData\Local\Temp\4ecb044c6452b6c32130f91325195ff67dc1a69003262a138dd8320ad4a937be.exe
  "{path}"
  2⤵
  - Accesses Microsoft Outlook profiles
  - System Location Discovery: System Language Discovery
  - Suspicious behavior: EnumeratesProcesses
  - Suspicious use of AdjustPrivilegeToken
  - Suspicious use of SetWindowsHookEx
  - outlook_office_path
  - outlook_win_path
  PID:1192

Network

MITRE ATT&CK Enterprise v15

Reconnaissance

Resource Development

Initial Access

Execution

Scheduled Task/Job

1

T1053

Scheduled Task

1

T1053.005

Persistence

Scheduled Task/Job

1

T1053

Scheduled Task

1

T1053.005

Privilege Escalation

Scheduled Task/Job

1

T1053

Scheduled Task

1

T1053.005

Defense Evasion

Credential Access

Credentials from Password Stores

1

T1555

Credentials from Web Browsers

1

T1555.003

Unsecured Credentials

5

T1552

Credentials In Files

4

T1552.001

Credentials in Registry

1

T1552.002

Discovery

Query Registry

1

T1012

System Information Discovery

2

T1082

System Location Discovery

1

T1614

System Language Discovery

1

T1614.001

Lateral Movement

Collection

Data from Local System

Email Collection

Command and Control

Exfiltration

Impact

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Downloads

C:\Users\Admin\AppData\Local\Microsoft\CLR_v4.0_32\UsageLogs\4ecb044c6452b6c32130f91325195ff67dc1a69003262a138dd8320ad4a937be.exe.log

Filesize
1KB

MD5
8ec831f3e3a3f77e4a7b9cd32b48384c

SHA1
d83f09fd87c5bd86e045873c231c14836e76a05c

SHA256
7667e538030e3f8ce2886e47a01af24cb0ea70528b1e821c5d8832c5076cb982

SHA512
26bffa2406b66368bd412bf25869a792631455645992cdcade2dbc13a2e56fb546414a6a9223b94c96c38d89187add6678d4779a88b38b0c9e36be8527b213c3

Download Submit
C:\Users\Admin\AppData\Local\Temp\tmp3469.tmp

Filesize
1KB

MD5
7c63f867d7e963296e1255206a2376fe

SHA1
95aa3ae3d4d347333c349e78a577d8083da82ceb

SHA256
520f545f2bd0999140bd9dad00a2de567629b1d5248e88bb2d17c5c8f67f14a1

SHA512
0d9817c36a2f01058fdd2564e42ae80260f9ae06b9e4089c3ef2542dca5308d4f063ff2436ecad9b4d50c90178d0fa2d01508b8b232c3b4acea7cab9b3540858

Download Submit
memory/1192-24-0x0000000074D90000-0x0000000075540000-memory.dmp

Filesize
7.7MB

Download
memory/1192-23-0x0000000006240000-0x0000000006290000-memory.dmp

Filesize
320KB

Download
memory/1192-22-0x0000000005500000-0x0000000005566000-memory.dmp

Filesize
408KB

Download
memory/1192-21-0x0000000004F70000-0x0000000004F88000-memory.dmp

Filesize
96KB

Download
memory/1192-20-0x0000000074D90000-0x0000000075540000-memory.dmp

Filesize
7.7MB

Download
memory/1192-19-0x0000000074D90000-0x0000000075540000-memory.dmp

Filesize
7.7MB

Download
memory/1192-15-0x0000000000400000-0x0000000000466000-memory.dmp

Filesize
408KB

Download
memory/3076-5-0x0000000074D90000-0x0000000075540000-memory.dmp

Filesize
7.7MB

Download
memory/3076-10-0x00000000070D0000-0x000000000718E000-memory.dmp

Filesize
760KB

Download
memory/3076-11-0x0000000006AE0000-0x0000000006B64000-memory.dmp

Filesize
528KB

Download
memory/3076-9-0x0000000074D90000-0x0000000075540000-memory.dmp

Filesize
7.7MB

Download
memory/3076-8-0x0000000074D9E000-0x0000000074D9F000-memory.dmp

Filesize
4KB

Download
memory/3076-7-0x0000000006300000-0x0000000006308000-memory.dmp

Filesize
32KB

Download
memory/3076-6-0x0000000006B70000-0x0000000006C0C000-memory.dmp

Filesize
624KB

Download
memory/3076-18-0x0000000074D90000-0x0000000075540000-memory.dmp

Filesize
7.7MB

Download
memory/3076-0-0x0000000074D9E000-0x0000000074D9F000-memory.dmp

Filesize
4KB

Download
memory/3076-4-0x0000000005060000-0x000000000506A000-memory.dmp

Filesize
40KB

Download
memory/3076-3-0x0000000005090000-0x0000000005122000-memory.dmp

Filesize
584KB

Download
memory/3076-2-0x0000000005640000-0x0000000005BE4000-memory.dmp

Filesize
5.6MB

Download
memory/3076-1-0x00000000006C0000-0x000000000076C000-memory.dmp

Filesize
688KB

Download

Analysis

Sharing

General

Malware Config

Extracted

Extracted

Signatures

Processes

Network

MITRE ATT&CK Enterprise v15

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Downloads