agenttesla | 4cde76ab5dbcd056a0dc49649e7bce6e890f58cd6ba476a0b5f7a4a92d8f685d

General

Target

Remittance Advice – Invoice 3429566_PDF.exe
Size

639KB
MD5

5deed9445274491ca7ead38201c693eb
SHA1

0ace129d64a889e472889212948ba6ba7bb461d1
SHA256

4cde76ab5dbcd056a0dc49649e7bce6e890f58cd6ba476a0b5f7a4a92d8f685d
SHA512

d32986341e2b43e0068313d912296416f5a7a0c1e1e795e4aa8e591bf9222bc0c8e5b77479f2107902290fde5a1d4d206276ca9a452188701a30bcca94ca80ee
SSDEEP

12288:yKumomWOHSVtb1yVFyCbQ3yFBz7hl7sXTgRoYgEQAMgWtNzj:+b/BVtbeF1TrPhtoURoYgjAlQ3

Score

10^/10

agenttesla keylogger spyware stealer trojan

Malware Config

Extracted

Credentials

Protocol: smtp
Host:
mail.aranybarany.hu
Port:
587
Username:
[email protected]
Password:
18Szalloda94

Extracted

Family

agenttesla

Credentials

Protocol: smtp
Host:
mail.aranybarany.hu
Port:
587
Username:
[email protected]
Password:
18Szalloda94
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 2 IoCs

Uses a legitimate IP lookup service to find the infected system's external IP.

flow	ioc
33	api.ipify.org
34	api.ipify.org

Suspicious use of SetThreadContext 1 IoCs

description	pid	Process	procid_target
PID 4840 set thread context of 4500	4840	Remittance Advice – Invoice 3429566_PDF.exe	94

Suspicious behavior: EnumeratesProcesses 6 IoCs

pid	Process
4840	Remittance Advice – Invoice 3429566_PDF.exe
4840	Remittance Advice – Invoice 3429566_PDF.exe
4500	Remittance Advice – Invoice 3429566_PDF.exe
4500	Remittance Advice – Invoice 3429566_PDF.exe
4500	Remittance Advice – Invoice 3429566_PDF.exe
4500	Remittance Advice – Invoice 3429566_PDF.exe

Suspicious use of AdjustPrivilegeToken 2 IoCs

description	pid	Process
Token: SeDebugPrivilege	4840	Remittance Advice – Invoice 3429566_PDF.exe
Token: SeDebugPrivilege	4500	Remittance Advice – Invoice 3429566_PDF.exe

Suspicious use of WriteProcessMemory 8 IoCs

description	pid	Process	procid_target
PID 4840 wrote to memory of 4500	4840	Remittance Advice – Invoice 3429566_PDF.exe	94
PID 4840 wrote to memory of 4500	4840	Remittance Advice – Invoice 3429566_PDF.exe	94
PID 4840 wrote to memory of 4500	4840	Remittance Advice – Invoice 3429566_PDF.exe	94
PID 4840 wrote to memory of 4500	4840	Remittance Advice – Invoice 3429566_PDF.exe	94
PID 4840 wrote to memory of 4500	4840	Remittance Advice – Invoice 3429566_PDF.exe	94
PID 4840 wrote to memory of 4500	4840	Remittance Advice – Invoice 3429566_PDF.exe	94
PID 4840 wrote to memory of 4500	4840	Remittance Advice – Invoice 3429566_PDF.exe	94
PID 4840 wrote to memory of 4500	4840	Remittance Advice – Invoice 3429566_PDF.exe	94

C:\Users\Admin\AppData\Local\Temp\Remittance Advice – Invoice 3429566_PDF.exe
"C:\Users\Admin\AppData\Local\Temp\Remittance Advice – Invoice 3429566_PDF.exe"
1⤵
- Suspicious use of SetThreadContext
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
PID:4840
- C:\Users\Admin\AppData\Local\Temp\Remittance Advice – Invoice 3429566_PDF.exe
  "C:\Users\Admin\AppData\Local\Temp\Remittance Advice – Invoice 3429566_PDF.exe"
  2⤵
  - Suspicious behavior: EnumeratesProcesses
  - Suspicious use of AdjustPrivilegeToken
  PID:4500

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

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Downloads

C:\Users\Admin\AppData\Local\Microsoft\CLR_v4.0_32\UsageLogs\Remittance Advice – Invoice 3429566_PDF.exe.log

Filesize
1KB

MD5
8ec831f3e3a3f77e4a7b9cd32b48384c

SHA1
d83f09fd87c5bd86e045873c231c14836e76a05c

SHA256
7667e538030e3f8ce2886e47a01af24cb0ea70528b1e821c5d8832c5076cb982

SHA512
26bffa2406b66368bd412bf25869a792631455645992cdcade2dbc13a2e56fb546414a6a9223b94c96c38d89187add6678d4779a88b38b0c9e36be8527b213c3

Download Submit
memory/4500-17-0x0000000005790000-0x00000000057F6000-memory.dmp

Filesize
408KB

Download
memory/4500-19-0x0000000074AB0000-0x0000000075260000-memory.dmp

Filesize
7.7MB

Download
memory/4500-18-0x0000000006C90000-0x0000000006CE0000-memory.dmp

Filesize
320KB

Download
memory/4500-11-0x0000000000400000-0x0000000000442000-memory.dmp

Filesize
264KB

Download
memory/4500-15-0x0000000074AB0000-0x0000000075260000-memory.dmp

Filesize
7.7MB

Download
memory/4500-16-0x00000000056C0000-0x00000000056D0000-memory.dmp

Filesize
64KB

Download
memory/4840-4-0x0000000005B70000-0x0000000005B80000-memory.dmp

Filesize
64KB

Download
memory/4840-7-0x0000000006B60000-0x0000000006B6A000-memory.dmp

Filesize
40KB

Download
memory/4840-9-0x0000000006BD0000-0x0000000006C4A000-memory.dmp

Filesize
488KB

Download
memory/4840-14-0x0000000074AB0000-0x0000000075260000-memory.dmp

Filesize
7.7MB

Download
memory/4840-8-0x0000000006B70000-0x0000000006B7E000-memory.dmp

Filesize
56KB

Download
memory/4840-6-0x0000000005D30000-0x0000000005D44000-memory.dmp

Filesize
80KB

Download
memory/4840-5-0x0000000005990000-0x000000000599A000-memory.dmp

Filesize
40KB

Download
memory/4840-1-0x0000000000F00000-0x0000000000FA6000-memory.dmp

Filesize
664KB

Download
memory/4840-3-0x00000000059E0000-0x0000000005A72000-memory.dmp

Filesize
584KB

Download
memory/4840-10-0x0000000009360000-0x00000000093FC000-memory.dmp

Filesize
624KB

Download
memory/4840-2-0x0000000005F90000-0x0000000006534000-memory.dmp

Filesize
5.6MB

Download
memory/4840-0-0x0000000074AB0000-0x0000000075260000-memory.dmp

Filesize
7.7MB

Download

Analysis

Sharing

General

Malware Config

Extracted

Extracted

Signatures

Processes

Network

MITRE ATT&CK Enterprise v15

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Downloads