agenttesla | 9ee7811e79cf1f1f76aadb17175227bf172b21ed84a54a53ef98a1f4695f75ba

Analysis

max time kernel
121s
max time network
129s
platform
windows7_x64
resource
win7-20231020-en
resource tags

arch:x64arch:x86image:win7-20231020-enlocale:en-usos:windows7-x64system
submitted
05-12-2023 16:49

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General

Target

B3.exe
Size

686KB
MD5

dec40a2b97404b644f142979f8b7107a
SHA1

45fa65b15e2f206ea917cc1877365e7fcba39731
SHA256

9ee7811e79cf1f1f76aadb17175227bf172b21ed84a54a53ef98a1f4695f75ba
SHA512

9c33d35ead9764e26a4499d88a5dcba7795205e715ca8b739b1dd4b9b071e777f2713d8bec17fe0c52e03e51952c90e2154e35d5b49d6f7b03a2b8b5341b7acb
SSDEEP

12288:Cn/7eVSw4/eC9J4j/Nw3ghMM7s16pqOO9fzClLg6acbV1E7lrtWYOQmbCp:Cn/yVk/eYSj1IghBpqb1zq3Pbgx

Score

10^/10

agenttesla keylogger spyware stealer trojan

Malware Config

Extracted

Family

agenttesla

Credentials

Protocol: smtp
Host:
us2.smtp.mailhostbox.com
Port:
587
Username:
[email protected]
Password:
EwQnrCo8
Email To:
[email protected]

Signatures

AgentTesla
Agent Tesla is a remote access tool (RAT) written in visual basic.
keylogger trojan stealer spyware agenttesla
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
Suspicious use of SetThreadContext 1 IoCs

Processes:

B3.exe

description pid process target process

PID 1936 set thread context of 2376 1936 B3.exe B3.exe
Suspicious behavior: EnumeratesProcesses 2 IoCs

Processes:

B3.exe

pid process

2376 B3.exe
2376 B3.exe
Suspicious use of AdjustPrivilegeToken 1 IoCs

Processes:

B3.exe

description pid process

Token: SeDebugPrivilege 2376 B3.exe

description	pid	process	target process
PID 1936 set thread context of 2376	1936	B3.exe	B3.exe

pid	process
2376	B3.exe
2376	B3.exe

description	pid	process
Token: SeDebugPrivilege	2376	B3.exe

Suspicious use of WriteProcessMemory 9 IoCs

Processes:

B3.exe

description	pid	process	target process
PID 1936 wrote to memory of 2376	1936	B3.exe	B3.exe
PID 1936 wrote to memory of 2376	1936	B3.exe	B3.exe
PID 1936 wrote to memory of 2376	1936	B3.exe	B3.exe
PID 1936 wrote to memory of 2376	1936	B3.exe	B3.exe
PID 1936 wrote to memory of 2376	1936	B3.exe	B3.exe
PID 1936 wrote to memory of 2376	1936	B3.exe	B3.exe
PID 1936 wrote to memory of 2376	1936	B3.exe	B3.exe
PID 1936 wrote to memory of 2376	1936	B3.exe	B3.exe
PID 1936 wrote to memory of 2376	1936	B3.exe	B3.exe

C:\Users\Admin\AppData\Local\Temp\B3.exe
"C:\Users\Admin\AppData\Local\Temp\B3.exe"
1⤵
- Suspicious use of SetThreadContext
- Suspicious use of WriteProcessMemory
PID:1936

C:\Users\Admin\AppData\Local\Temp\B3.exe
"C:\Users\Admin\AppData\Local\Temp\B3.exe"
2⤵
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
PID:2376

Network

MITRE ATT&CK Enterprise v15

Reconnaissance

Resource Development

Initial Access

Execution

Persistence

Privilege Escalation

Defense Evasion

Credential Access

Unsecured Credentials

T1552

Credentials In Files

T1552.001

Discovery

Lateral Movement

Collection

Data from Local System

T1005

Command and Control

Exfiltration

Impact

Replay Monitor

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Downloads

memory/1936-17-0x0000000074260000-0x000000007494E000-memory.dmp

Filesize
6.9MB

Download
memory/1936-0-0x00000000002F0000-0x00000000003A2000-memory.dmp

Filesize
712KB

Download
memory/1936-2-0x0000000004C00000-0x0000000004C40000-memory.dmp

Filesize
256KB

Download
memory/1936-3-0x00000000006F0000-0x000000000070A000-memory.dmp

Filesize
104KB

Download
memory/1936-4-0x0000000000710000-0x0000000000718000-memory.dmp

Filesize
32KB

Download
memory/1936-5-0x0000000000720000-0x000000000072A000-memory.dmp

Filesize
40KB

Download
memory/1936-6-0x00000000052F0000-0x000000000536A000-memory.dmp

Filesize
488KB

Download
memory/1936-1-0x0000000074260000-0x000000007494E000-memory.dmp

Filesize
6.9MB

Download
memory/2376-18-0x0000000000400000-0x0000000000442000-memory.dmp

Filesize
264KB

Download
memory/2376-15-0x0000000000400000-0x0000000000442000-memory.dmp

Filesize
264KB

Download
memory/2376-11-0x000000007EFDE000-0x000000007EFDF000-memory.dmp

Filesize
4KB

Download
memory/2376-20-0x0000000000990000-0x00000000009D0000-memory.dmp

Filesize
256KB

Download
memory/2376-19-0x0000000073B70000-0x000000007425E000-memory.dmp

Filesize
6.9MB

Download
memory/2376-13-0x0000000000400000-0x0000000000442000-memory.dmp

Filesize
264KB

Download
memory/2376-10-0x0000000000400000-0x0000000000442000-memory.dmp

Filesize
264KB

Download
memory/2376-9-0x0000000000400000-0x0000000000442000-memory.dmp

Filesize
264KB

Download
memory/2376-8-0x0000000000400000-0x0000000000442000-memory.dmp

Filesize
264KB

Download
memory/2376-7-0x0000000000400000-0x0000000000442000-memory.dmp

Filesize
264KB

Download
memory/2376-21-0x0000000073B70000-0x000000007425E000-memory.dmp

Filesize
6.9MB

Download
memory/2376-22-0x0000000000990000-0x00000000009D0000-memory.dmp

Filesize
256KB

Download