agenttesla | 63abc500d2a9f12692276d1cd2becc0ce16719ab69a69ea9827bd411f12b4291

Analysis

max time kernel
103s
max time network
64s
platform
windows10_x64
resource
win10v20210408
submitted
06-05-2021 22:02

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General

Target

STATEMENT OF ACCOUNT.exe
Size

387KB
MD5

5932bd9d5a231f2dce386609a1c80ba9
SHA1

94b257813d301d75895d0fee69a8acc224cca82e
SHA256

14e48e373fee4fafef99517fba97e5ea5727f764a0b92509b307f9387679dd64
SHA512

c10ca6caa068086aef9e36aab1ec8ae9f83367a30fa213d54fcfd5c77f0115e1b4017ddb77cf28bae3761d75ee0118241eb413613cecf4431820d526a7ba967c

Score

10^/10

agenttesla keylogger persistence spyware stealer trojan

Malware Config

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
behavioral12/memory/3748-117-0x0000000000400000-0x000000000044B000-memory.dmp	family_agenttesla

Loads dropped DLL 1 IoCs

Processes:

STATEMENT OF ACCOUNT.exe

pid process

856 STATEMENT OF ACCOUNT.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

pid	process
856	STATEMENT OF ACCOUNT.exe

Adds Run key to start application 2 TTPs 1 IoCs

persistence

Registry Run Keys / Startup Folder

T1060

Modify Registry

T1112

Processes:

STATEMENT OF ACCOUNT.exe

description	ioc	process
Set value (str)	\REGISTRY\USER\S-1-5-21-1594587808-2047097707-2163810515-1000\Software\Microsoft\Windows\CurrentVersion\Run\riaagitukgs = "C:\\Users\\Admin\\AppData\\Roaming\\ptdrpxuyhk\\siusbbxdxbkm.exe"	STATEMENT OF ACCOUNT.exe

Suspicious use of SetThreadContext 1 IoCs

Processes:

STATEMENT OF ACCOUNT.exe

description pid process target process

PID 856 set thread context of 3748 856 STATEMENT OF ACCOUNT.exe STATEMENT OF ACCOUNT.exe
Enumerates physical storage devices 1 TTPs
Attempts to interact with connected storage/optical drive(s). Likely ransomware behaviour.

System Information Discovery
T1082
Suspicious behavior: EnumeratesProcesses 2 IoCs

Processes:

STATEMENT OF ACCOUNT.exe

pid process

3748 STATEMENT OF ACCOUNT.exe
3748 STATEMENT OF ACCOUNT.exe
Suspicious behavior: MapViewOfSection 1 IoCs

Processes:

STATEMENT OF ACCOUNT.exe

pid process

856 STATEMENT OF ACCOUNT.exe
Suspicious use of AdjustPrivilegeToken 1 IoCs

Processes:

STATEMENT OF ACCOUNT.exe

description pid process

Token: SeDebugPrivilege 3748 STATEMENT OF ACCOUNT.exe

description	pid	process	target process
PID 856 set thread context of 3748	856	STATEMENT OF ACCOUNT.exe	STATEMENT OF ACCOUNT.exe

pid	process
3748	STATEMENT OF ACCOUNT.exe
3748	STATEMENT OF ACCOUNT.exe

pid	process
856	STATEMENT OF ACCOUNT.exe

description	pid	process
Token: SeDebugPrivilege	3748	STATEMENT OF ACCOUNT.exe

Suspicious use of WriteProcessMemory 4 IoCs

Processes:

STATEMENT OF ACCOUNT.exe

description	pid	process	target process
PID 856 wrote to memory of 3748	856	STATEMENT OF ACCOUNT.exe	STATEMENT OF ACCOUNT.exe
PID 856 wrote to memory of 3748	856	STATEMENT OF ACCOUNT.exe	STATEMENT OF ACCOUNT.exe
PID 856 wrote to memory of 3748	856	STATEMENT OF ACCOUNT.exe	STATEMENT OF ACCOUNT.exe
PID 856 wrote to memory of 3748	856	STATEMENT OF ACCOUNT.exe	STATEMENT OF ACCOUNT.exe

C:\Users\Admin\AppData\Local\Temp\STATEMENT OF ACCOUNT.exe
"C:\Users\Admin\AppData\Local\Temp\STATEMENT OF ACCOUNT.exe"
1⤵
- Loads dropped DLL
- Adds Run key to start application
- Suspicious use of SetThreadContext
- Suspicious behavior: MapViewOfSection
- Suspicious use of WriteProcessMemory
PID:856
- C:\Users\Admin\AppData\Local\Temp\STATEMENT OF ACCOUNT.exe
  "C:\Users\Admin\AppData\Local\Temp\STATEMENT OF ACCOUNT.exe"
  2⤵
  - Suspicious behavior: EnumeratesProcesses
  - Suspicious use of AdjustPrivilegeToken
  PID:3748

Network

MITRE ATT&CK Enterprise v6

Initial Access

Execution

Persistence

Registry Run Keys / Startup Folder

T1060

Privilege Escalation

Defense Evasion

Modify Registry

T1112

Credential Access

Credentials in Files

T1081

Discovery

System Information Discovery

T1082

Lateral Movement

Collection

Data from Local System

T1005

Command and Control

Exfiltration

Impact

Replay Monitor

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Downloads

\Users\Admin\AppData\Local\Temp\nsz9283.tmp\wfonpw4.dll

MD5
2352a10c7c964ab3ab072f17a78cb77f

SHA1
a41c5d247420909bb3a3565dd552990258904f02

SHA256
271f00c08e8dbf27f0b36e27df2aa07be3e4492940118ae3e43758a812d7e370

SHA512
14634bebdd077a674b02bb9548588868ca56145e497fea67be211bd2887bec65b02c75f7edafdbff0d976ff9a424f8acc1ba0ab4244a1b86ebeb640ceb8c41d4

Download Submit
memory/856-116-0x0000000000BF0000-0x0000000000BF3000-memory.dmp

Filesize
12KB

Download
memory/3748-115-0x000000000040188B-mapping.dmp

Download
memory/3748-117-0x0000000000400000-0x000000000044B000-memory.dmp

Filesize
300KB

Download
memory/3748-119-0x0000000002281000-0x0000000002282000-memory.dmp

Filesize
4KB

Download
memory/3748-118-0x0000000002280000-0x0000000002281000-memory.dmp

Filesize
4KB

Download
memory/3748-120-0x0000000002282000-0x0000000002284000-memory.dmp

Filesize
8KB

Download
memory/3748-121-0x0000000002287000-0x0000000002288000-memory.dmp

Filesize
4KB

Download
memory/3748-122-0x0000000002288000-0x0000000002289000-memory.dmp

Filesize
4KB

Download
memory/3748-123-0x000000000228D000-0x000000000228F000-memory.dmp

Filesize
8KB

Download