agenttesla | c964743f18f47032f7b0cbfa7467b310927bb44813bd7861d4c85d55d6f34590

General

Target

MT 103.exe
Size

615KB
MD5

4672f4c82e362f8fa602a273b82b2d2c
SHA1

870e7f55eeb4caf63422e8260e25bbda34cbb4d5
SHA256

c964743f18f47032f7b0cbfa7467b310927bb44813bd7861d4c85d55d6f34590
SHA512

14444e0a52543742f683b0f139d6a1fbbafdbc301275383ffe8b2976e16a0ecf6be25db58e331fac20685de991e40b8dca59eb04ca859b6fbdfc3b6fcb8e0f18

Score

10^/10

agenttesla keylogger spyware stealer trojan

Malware Config

Extracted

Family

agenttesla

Credentials

Protocol: smtp
Host:
smtp.vivaldi.net
Port:
587
Username:
[email protected]
Password:
Password@123456789

Signatures

AgentTesla
Agent Tesla is a remote access tool (RAT) written in visual basic.
keylogger trojan stealer spyware agenttesla

AgentTesla Payload 2 IoCs

Processes:

resource	yara_rule
behavioral2/memory/2664-13-0x0000000000400000-0x000000000043C000-memory.dmp	family_agenttesla
behavioral2/memory/2664-14-0x000000000043748E-mapping.dmp	family_agenttesla

Reads data files stored by FTP clients 2 TTPs
Tries to access configuration files associated with programs like FileZilla.
spyware

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

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

Data from Local System
T1005

Credentials in Files
T1081
Suspicious use of SetThreadContext 1 IoCs

Processes:

MT 103.exe

description pid process target process

PID 3084 set thread context of 2664 3084 MT 103.exe MT 103.exe
Suspicious behavior: EnumeratesProcesses 4 IoCs

Processes:

MT 103.exeMT 103.exe

pid process

3084 MT 103.exe
3084 MT 103.exe
2664 MT 103.exe
2664 MT 103.exe
Suspicious use of AdjustPrivilegeToken 2 IoCs

Processes:

MT 103.exeMT 103.exe

description pid process

Token: SeDebugPrivilege 3084 MT 103.exe
Token: SeDebugPrivilege 2664 MT 103.exe

description	pid	process	target process
PID 3084 set thread context of 2664	3084	MT 103.exe	MT 103.exe

pid	process
3084	MT 103.exe
3084	MT 103.exe
2664	MT 103.exe
2664	MT 103.exe

description	pid	process
Token: SeDebugPrivilege	3084	MT 103.exe
Token: SeDebugPrivilege	2664	MT 103.exe

Suspicious use of WriteProcessMemory 11 IoCs

Processes:

MT 103.exe

description	pid	process	target process
PID 3084 wrote to memory of 1012	3084	MT 103.exe	MT 103.exe
PID 3084 wrote to memory of 1012	3084	MT 103.exe	MT 103.exe
PID 3084 wrote to memory of 1012	3084	MT 103.exe	MT 103.exe
PID 3084 wrote to memory of 2664	3084	MT 103.exe	MT 103.exe
PID 3084 wrote to memory of 2664	3084	MT 103.exe	MT 103.exe
PID 3084 wrote to memory of 2664	3084	MT 103.exe	MT 103.exe
PID 3084 wrote to memory of 2664	3084	MT 103.exe	MT 103.exe
PID 3084 wrote to memory of 2664	3084	MT 103.exe	MT 103.exe
PID 3084 wrote to memory of 2664	3084	MT 103.exe	MT 103.exe
PID 3084 wrote to memory of 2664	3084	MT 103.exe	MT 103.exe
PID 3084 wrote to memory of 2664	3084	MT 103.exe	MT 103.exe

C:\Users\Admin\AppData\Local\Temp\MT 103.exe
"C:\Users\Admin\AppData\Local\Temp\MT 103.exe"
1⤵
- Suspicious use of SetThreadContext
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
PID:3084

C:\Users\Admin\AppData\Local\Temp\MT 103.exe
"C:\Users\Admin\AppData\Local\Temp\MT 103.exe"
2⤵
PID:1012

C:\Users\Admin\AppData\Local\Temp\MT 103.exe
"C:\Users\Admin\AppData\Local\Temp\MT 103.exe"
2⤵
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
PID:2664

MITRE ATT&CK Matrix ATT&CK v6

Initial Access

Execution

Persistence

Privilege Escalation

Defense Evasion

Credential Access

Credentials in Files

3

T1081

Discovery

Lateral Movement

Collection

Data from Local System

3

T1005

Exfiltration

Command and Control

Impact

Replay Monitor

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Downloads

C:\Users\Admin\AppData\Local\Microsoft\CLR_v4.0_32\UsageLogs\MT 103.exe.log
MD5
90acfd72f14a512712b1a7380c0faf60

SHA1
40ba4accb8faa75887e84fb8e38d598dc8cf0f12

SHA256
20806822f0c130b340504132c1461b589261fbbc518e468f4f90733ab514cb86

SHA512
29dbf85e14e60868574cb4dc9bda83d3c229fb956733d8d2557f2475ee0e690ac9c2e72f31e02284996da6906ba2dbfa382a29b04c15a2406571d8ee19ad16b9

Download Submit
memory/2664-13-0x0000000000400000-0x000000000043C000-memory.dmp

Filesize
240KB

Download
memory/2664-26-0x0000000005731000-0x0000000005732000-memory.dmp

Filesize
4KB

Download
memory/2664-23-0x0000000006260000-0x0000000006261000-memory.dmp

Filesize
4KB

Download
memory/2664-22-0x0000000005710000-0x0000000005711000-memory.dmp

Filesize
4KB

Download
memory/2664-21-0x0000000005730000-0x0000000005731000-memory.dmp

Filesize
4KB

Download
memory/2664-16-0x0000000073940000-0x000000007402E000-memory.dmp

Filesize
6.9MB

Download
memory/2664-14-0x000000000043748E-mapping.dmp

Download
memory/3084-7-0x0000000005700000-0x0000000005701000-memory.dmp

Filesize
4KB

Download
memory/3084-12-0x00000000064C0000-0x0000000006529000-memory.dmp

Filesize
420KB

Download
memory/3084-11-0x00000000056F0000-0x00000000056F3000-memory.dmp

Filesize
12KB

Download
memory/3084-10-0x00000000058E0000-0x00000000058E1000-memory.dmp

Filesize
4KB

Download
memory/3084-9-0x0000000005690000-0x0000000005691000-memory.dmp

Filesize
4KB

Download
memory/3084-8-0x0000000003140000-0x0000000003141000-memory.dmp

Filesize
4KB

Download
memory/3084-2-0x0000000073940000-0x000000007402E000-memory.dmp

Filesize
6.9MB

Download
memory/3084-6-0x0000000005CC0000-0x0000000005CC1000-memory.dmp

Filesize
4KB

Download
memory/3084-5-0x00000000055C0000-0x00000000055C1000-memory.dmp

Filesize
4KB

Download
memory/3084-3-0x0000000000D40000-0x0000000000D41000-memory.dmp

Filesize
4KB

Download

Analysis

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