agenttesla | eec74d1415093fb1433f94fd6b52e8ac88338d471aef2aedccbd3c82c32c8503

General

Target

Nlzteo.exe
Size

193KB
MD5

b69f2cdbf28652571e762f9aac158b50
SHA1

2d10897a4446c1f64d5859140a83d516b3ffc358
SHA256

d82b131f63b7421b9de90ad8ac7a793d369996f1e16abcda35513fd06ca8d300
SHA512

d4e5f9baaed7a2b151d6e10c79de959d0a322d21e62e3a556fc9c5f0e763a4ef92e9e0c604108c9349af4ce80408890b547c82a95710b768e3169279477dbaac
SSDEEP

768:npOCUM461xGqTpjk6rNj8Nyo4LNCaCqJ6+rLnx+:pOnMz1IqTpreNyDNJCE8

Score

10^/10

agenttesla keylogger spyware stealer trojan

Malware Config

Extracted

Credentials

Protocol: smtp
Host:
meka.ldc.lv
Port:
587
Username:
[email protected]
Password:
DJj8Mza7MM

Extracted

Family

agenttesla

Credentials

Protocol: smtp
Host:
meka.ldc.lv
Port:
587
Username:
[email protected]
Password:
DJj8Mza7MM
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
Looks up external IP address via web service 3 IoCs
Uses a legitimate IP lookup service to find the infected system's external IP.

Processes:

flow ioc

55 api.ipify.org
56 api.ipify.org
57 ip-api.com
Suspicious use of SetThreadContext 1 IoCs

Processes:

Nlzteo.exe

description pid process target process

PID 1848 set thread context of 4324 1848 Nlzteo.exe Nlzteo.exe
Suspicious behavior: EnumeratesProcesses 3 IoCs

Processes:

Nlzteo.exeNlzteo.exe

pid process

1848 Nlzteo.exe
4324 Nlzteo.exe
4324 Nlzteo.exe
Suspicious use of AdjustPrivilegeToken 2 IoCs

Processes:

Nlzteo.exeNlzteo.exe

description pid process

Token: SeDebugPrivilege 1848 Nlzteo.exe
Token: SeDebugPrivilege 4324 Nlzteo.exe
Suspicious use of SetWindowsHookEx 1 IoCs

Processes:

Nlzteo.exe

pid process

4324 Nlzteo.exe

flow	ioc
55	api.ipify.org
56	api.ipify.org
57	ip-api.com

description	pid	process	target process
PID 1848 set thread context of 4324	1848	Nlzteo.exe	Nlzteo.exe

pid	process
1848	Nlzteo.exe
4324	Nlzteo.exe
4324	Nlzteo.exe

description	pid	process
Token: SeDebugPrivilege	1848	Nlzteo.exe
Token: SeDebugPrivilege	4324	Nlzteo.exe

pid	process
4324	Nlzteo.exe

Suspicious use of WriteProcessMemory 8 IoCs

Processes:

Nlzteo.exe

description	pid	process	target process
PID 1848 wrote to memory of 4324	1848	Nlzteo.exe	Nlzteo.exe
PID 1848 wrote to memory of 4324	1848	Nlzteo.exe	Nlzteo.exe
PID 1848 wrote to memory of 4324	1848	Nlzteo.exe	Nlzteo.exe
PID 1848 wrote to memory of 4324	1848	Nlzteo.exe	Nlzteo.exe
PID 1848 wrote to memory of 4324	1848	Nlzteo.exe	Nlzteo.exe
PID 1848 wrote to memory of 4324	1848	Nlzteo.exe	Nlzteo.exe
PID 1848 wrote to memory of 4324	1848	Nlzteo.exe	Nlzteo.exe
PID 1848 wrote to memory of 4324	1848	Nlzteo.exe	Nlzteo.exe

C:\Users\Admin\AppData\Local\Temp\Nlzteo.exe
"C:\Users\Admin\AppData\Local\Temp\Nlzteo.exe"
1⤵
- Suspicious use of SetThreadContext
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
PID:1848

C:\Users\Admin\AppData\Local\Temp\Nlzteo.exe
C:\Users\Admin\AppData\Local\Temp\Nlzteo.exe
2⤵
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of SetWindowsHookEx
PID:4324

Network

MITRE ATT&CK Matrix ATT&CK v13

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

Exfiltration

Command and Control

Impact

Resource Development

Reconnaissance

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Downloads

C:\Users\Admin\AppData\Local\Microsoft\CLR_v4.0_32\UsageLogs\Nlzteo.exe.log
Filesize
1KB

MD5
489c7565f9b029ba9fadff774073cc98

SHA1
56c05089b33ee7e7dfa9e6a2d098164efd8e1150

SHA256
10bf6242da02dad8b2e1208b9dab9a7303cf986320e05e5ef20b99c9b71326d4

SHA512
ddea09c011a8d4f85905842c2f34c98add0110a0b6b3b2709718c3614a2c42dec5f4f5d5b9442cfd3c6c23e9a90c8c0b25c14c3dbd42faea9cc8dd232cace1ac

Download Submit
memory/1848-5-0x0000000006710000-0x0000000006750000-memory.dmp

Filesize
256KB

Download
memory/1848-1-0x0000000074560000-0x0000000074D10000-memory.dmp

Filesize
7.7MB

Download
memory/1848-13-0x0000000074560000-0x0000000074D10000-memory.dmp

Filesize
7.7MB

Download
memory/1848-4-0x00000000066B0000-0x00000000066F2000-memory.dmp

Filesize
264KB

Download
memory/1848-2-0x0000000005260000-0x0000000005270000-memory.dmp

Filesize
64KB

Download
memory/1848-6-0x0000000006760000-0x00000000067AC000-memory.dmp

Filesize
304KB

Download
memory/1848-7-0x0000000074560000-0x0000000074D10000-memory.dmp

Filesize
7.7MB

Download
memory/1848-8-0x0000000005260000-0x0000000005270000-memory.dmp

Filesize
64KB

Download
memory/1848-9-0x0000000006EE0000-0x0000000007484000-memory.dmp

Filesize
5.6MB

Download
memory/1848-0-0x0000000000950000-0x0000000000986000-memory.dmp

Filesize
216KB

Download
memory/1848-3-0x00000000065E0000-0x000000000663A000-memory.dmp

Filesize
360KB

Download
memory/4324-15-0x00000000057F0000-0x0000000005800000-memory.dmp

Filesize
64KB

Download
memory/4324-14-0x0000000074560000-0x0000000074D10000-memory.dmp

Filesize
7.7MB

Download
memory/4324-16-0x0000000005750000-0x00000000057B6000-memory.dmp

Filesize
408KB

Download
memory/4324-10-0x0000000000400000-0x0000000000442000-memory.dmp

Filesize
264KB

Download
memory/4324-17-0x0000000006E90000-0x0000000006EE0000-memory.dmp

Filesize
320KB

Download
memory/4324-18-0x0000000006F80000-0x000000000701C000-memory.dmp

Filesize
624KB

Download
memory/4324-19-0x0000000007020000-0x00000000070B2000-memory.dmp

Filesize
584KB

Download
memory/4324-20-0x0000000006F30000-0x0000000006F3A000-memory.dmp

Filesize
40KB

Download
memory/4324-21-0x0000000074560000-0x0000000074D10000-memory.dmp

Filesize
7.7MB

Download
memory/4324-22-0x00000000057F0000-0x0000000005800000-memory.dmp

Filesize
64KB

Download

Analysis

Sharing

General

Malware Config

Extracted

Extracted

Signatures

Processes

Network

MITRE ATT&CK Matrix ATT&CK v13

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Downloads