agenttesla | 9ee7811e79cf1f1f76aadb17175227bf172b21ed84a54a53ef98a1f4695f75ba

Analysis

max time kernel
23s
max time network
172s
platform
windows10-2004_x64
resource
win10v2004-20231127-en
resource tags

arch:x64arch:x86image:win10v2004-20231127-enlocale:en-usos:windows10-2004-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 3824 set thread context of 1836 3824 B3.exe B3.exe
Suspicious behavior: EnumeratesProcesses 2 IoCs

Processes:

B3.exe

pid process

1836 B3.exe
1836 B3.exe
Suspicious use of AdjustPrivilegeToken 1 IoCs

Processes:

B3.exe

description pid process

Token: SeDebugPrivilege 1836 B3.exe

description	pid	process	target process
PID 3824 set thread context of 1836	3824	B3.exe	B3.exe

pid	process
1836	B3.exe
1836	B3.exe

description	pid	process
Token: SeDebugPrivilege	1836	B3.exe

Suspicious use of WriteProcessMemory 8 IoCs

Processes:

B3.exe

description	pid	process	target process
PID 3824 wrote to memory of 1836	3824	B3.exe	B3.exe
PID 3824 wrote to memory of 1836	3824	B3.exe	B3.exe
PID 3824 wrote to memory of 1836	3824	B3.exe	B3.exe
PID 3824 wrote to memory of 1836	3824	B3.exe	B3.exe
PID 3824 wrote to memory of 1836	3824	B3.exe	B3.exe
PID 3824 wrote to memory of 1836	3824	B3.exe	B3.exe
PID 3824 wrote to memory of 1836	3824	B3.exe	B3.exe
PID 3824 wrote to memory of 1836	3824	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:3824

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:1836

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

C:\Users\Admin\AppData\Local\Microsoft\CLR_v4.0_32\UsageLogs\B3.exe.log

Filesize
1KB

MD5
b7b9acb869ccc7f7ecb5304ec0384dee

SHA1
6a90751c95817903ee833d59a0abbef425a613b3

SHA256
8cb00a15cd942a1861c573d86d6fb430512c8e2f80f6349f48b16b8709ca7aa4

SHA512
7bec881ac5f59ac26f1be1e7e26d63f040c06369de10c1c246e531a4395d27c335d9acc647ecdedb48ed37bdc2dc405a4cfc11762e1c00659a49be259eaf8764

Download Submit
memory/1836-12-0x0000000000400000-0x0000000000442000-memory.dmp

Filesize
264KB

Download
memory/1836-21-0x0000000004F30000-0x0000000004F40000-memory.dmp

Filesize
64KB

Download
memory/1836-20-0x0000000074540000-0x0000000074CF0000-memory.dmp

Filesize
7.7MB

Download
memory/1836-19-0x0000000005C80000-0x0000000005CD0000-memory.dmp

Filesize
320KB

Download
memory/1836-17-0x0000000004F30000-0x0000000004F40000-memory.dmp

Filesize
64KB

Download
memory/1836-18-0x0000000005040000-0x00000000050A6000-memory.dmp

Filesize
408KB

Download
memory/1836-16-0x0000000074540000-0x0000000074CF0000-memory.dmp

Filesize
7.7MB

Download
memory/3824-5-0x00000000051B0000-0x00000000051C0000-memory.dmp

Filesize
64KB

Download
memory/3824-9-0x0000000002BD0000-0x0000000002BDA000-memory.dmp

Filesize
40KB

Download
memory/3824-10-0x0000000006B30000-0x0000000006BAA000-memory.dmp

Filesize
488KB

Download
memory/3824-11-0x000000000A340000-0x000000000A3DC000-memory.dmp

Filesize
624KB

Download
memory/3824-8-0x0000000009290000-0x0000000009298000-memory.dmp

Filesize
32KB

Download
memory/3824-7-0x0000000006050000-0x000000000606A000-memory.dmp

Filesize
104KB

Download
memory/3824-15-0x0000000074540000-0x0000000074CF0000-memory.dmp

Filesize
7.7MB

Download
memory/3824-6-0x0000000005770000-0x000000000577A000-memory.dmp

Filesize
40KB

Download
memory/3824-0-0x0000000000790000-0x0000000000842000-memory.dmp

Filesize
712KB

Download
memory/3824-4-0x00000000052E0000-0x0000000005634000-memory.dmp

Filesize
3.3MB

Download
memory/3824-3-0x0000000005240000-0x00000000052D2000-memory.dmp

Filesize
584KB

Download
memory/3824-2-0x00000000057F0000-0x0000000005D94000-memory.dmp

Filesize
5.6MB

Download
memory/3824-1-0x0000000074540000-0x0000000074CF0000-memory.dmp

Filesize
7.7MB

Download