agenttesla | bee896925d62192aff4e13abda9cc0cff1cd063778b2dadb45035edd5d274c8a

General

Target

B.exe
Size

716KB
MD5

8c366167246b6e371d4be611105206e3
SHA1

5689b19440aaa57b8893f7fabaff725963b92483
SHA256

bee896925d62192aff4e13abda9cc0cff1cd063778b2dadb45035edd5d274c8a
SHA512

9b5089b2656c24ac82b3c01e1d22e6bea3a1e1906104e5080a07404162b4cf595624ccd989c49341852fc22a939a3d84064fe54deb95b37ebc5b944146ebde7a
SSDEEP

12288:rFdIfzChVnn1eJmllQAxyvyHhCR55JyRM/zZ0QEVJK:JszChV9wYtHhCR5/zqQeI

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:

B.exe

description pid process target process

PID 2520 set thread context of 2824 2520 B.exe B.exe
Suspicious behavior: EnumeratesProcesses 5 IoCs

Processes:

B.exeB.exe

pid process

2520 B.exe
2520 B.exe
2520 B.exe
2824 B.exe
2824 B.exe
Suspicious use of AdjustPrivilegeToken 2 IoCs

Processes:

B.exeB.exe

description pid process

Token: SeDebugPrivilege 2520 B.exe
Token: SeDebugPrivilege 2824 B.exe

description	pid	process	target process
PID 2520 set thread context of 2824	2520	B.exe	B.exe

pid	process
2520	B.exe
2520	B.exe
2520	B.exe
2824	B.exe
2824	B.exe

description	pid	process
Token: SeDebugPrivilege	2520	B.exe
Token: SeDebugPrivilege	2824	B.exe

Suspicious use of WriteProcessMemory 21 IoCs

Processes:

B.exe

description	pid	process	target process
PID 2520 wrote to memory of 2308	2520	B.exe	B.exe
PID 2520 wrote to memory of 2308	2520	B.exe	B.exe
PID 2520 wrote to memory of 2308	2520	B.exe	B.exe
PID 2520 wrote to memory of 2308	2520	B.exe	B.exe
PID 2520 wrote to memory of 2732	2520	B.exe	B.exe
PID 2520 wrote to memory of 2732	2520	B.exe	B.exe
PID 2520 wrote to memory of 2732	2520	B.exe	B.exe
PID 2520 wrote to memory of 2732	2520	B.exe	B.exe
PID 2520 wrote to memory of 2740	2520	B.exe	B.exe
PID 2520 wrote to memory of 2740	2520	B.exe	B.exe
PID 2520 wrote to memory of 2740	2520	B.exe	B.exe
PID 2520 wrote to memory of 2740	2520	B.exe	B.exe
PID 2520 wrote to memory of 2824	2520	B.exe	B.exe
PID 2520 wrote to memory of 2824	2520	B.exe	B.exe
PID 2520 wrote to memory of 2824	2520	B.exe	B.exe
PID 2520 wrote to memory of 2824	2520	B.exe	B.exe
PID 2520 wrote to memory of 2824	2520	B.exe	B.exe
PID 2520 wrote to memory of 2824	2520	B.exe	B.exe
PID 2520 wrote to memory of 2824	2520	B.exe	B.exe
PID 2520 wrote to memory of 2824	2520	B.exe	B.exe
PID 2520 wrote to memory of 2824	2520	B.exe	B.exe

C:\Users\Admin\AppData\Local\Temp\B.exe
"C:\Users\Admin\AppData\Local\Temp\B.exe"
1⤵
- Suspicious use of SetThreadContext
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
PID:2520

C:\Users\Admin\AppData\Local\Temp\B.exe
"C:\Users\Admin\AppData\Local\Temp\B.exe"
2⤵
PID:2308

C:\Users\Admin\AppData\Local\Temp\B.exe
"C:\Users\Admin\AppData\Local\Temp\B.exe"
2⤵
PID:2740

C:\Users\Admin\AppData\Local\Temp\B.exe
"C:\Users\Admin\AppData\Local\Temp\B.exe"
2⤵
PID:2732

C:\Users\Admin\AppData\Local\Temp\B.exe
"C:\Users\Admin\AppData\Local\Temp\B.exe"
2⤵
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
PID:2824

Network

MITRE ATT&CK Enterprise v15

Reconnaissance

Resource Development

Initial Access

Execution

Persistence

Privilege Escalation

Defense Evasion

Credential Access

Unsecured Credentials

3

T1552

Credentials In Files

3

T1552.001

Discovery

Lateral Movement

Collection

Data from Local System

3

T1005

Command and Control

Exfiltration

Impact

Replay Monitor

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Downloads

memory/2520-0-0x00000000000E0000-0x000000000019A000-memory.dmp

Filesize
744KB

Download
memory/2520-1-0x0000000074B10000-0x00000000751FE000-memory.dmp

Filesize
6.9MB

Download
memory/2520-2-0x00000000049F0000-0x0000000004A30000-memory.dmp

Filesize
256KB

Download
memory/2520-3-0x0000000000350000-0x0000000000366000-memory.dmp

Filesize
88KB

Download
memory/2520-4-0x00000000003B0000-0x00000000003B8000-memory.dmp

Filesize
32KB

Download
memory/2520-5-0x00000000003C0000-0x00000000003CA000-memory.dmp

Filesize
40KB

Download
memory/2520-6-0x0000000005D70000-0x0000000005DEA000-memory.dmp

Filesize
488KB

Download
memory/2520-19-0x0000000074B10000-0x00000000751FE000-memory.dmp

Filesize
6.9MB

Download
memory/2824-10-0x0000000000400000-0x0000000000442000-memory.dmp

Filesize
264KB

Download
memory/2824-9-0x0000000000400000-0x0000000000442000-memory.dmp

Filesize
264KB

Download
memory/2824-8-0x0000000000400000-0x0000000000442000-memory.dmp

Filesize
264KB

Download
memory/2824-11-0x000000007EFDE000-0x000000007EFDF000-memory.dmp

Filesize
4KB

Download
memory/2824-13-0x0000000000400000-0x0000000000442000-memory.dmp

Filesize
264KB

Download
memory/2824-17-0x0000000000400000-0x0000000000442000-memory.dmp

Filesize
264KB

Download
memory/2824-15-0x0000000000400000-0x0000000000442000-memory.dmp

Filesize
264KB

Download
memory/2824-18-0x0000000074B10000-0x00000000751FE000-memory.dmp

Filesize
6.9MB

Download
memory/2824-7-0x0000000000400000-0x0000000000442000-memory.dmp

Filesize
264KB

Download
memory/2824-20-0x0000000004CA0000-0x0000000004CE0000-memory.dmp

Filesize
256KB

Download
memory/2824-21-0x0000000074B10000-0x00000000751FE000-memory.dmp

Filesize
6.9MB

Download
memory/2824-22-0x0000000004CA0000-0x0000000004CE0000-memory.dmp

Filesize
256KB

Download

Analysis

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