agenttesla | c455f0bd26eaae5ca28b5eeb09cdf7b8d57e9d349e005d6d162e022a9e8bd167

General

Target

REMITTAN.EXE.exe
Size

582KB
MD5

403ea56c7d840d9a6eb019808c9399ad
SHA1

7489ba13010fee4e02bb8614cfa2495a77ec31c1
SHA256

c455f0bd26eaae5ca28b5eeb09cdf7b8d57e9d349e005d6d162e022a9e8bd167
SHA512

7c4ea843da820ad38b9c628a556c79e841b687cfce9b2539dd1882cbc5172baea5b29ef6d614361aee4cdbbf687701ca6191367f051b2a1feee444aefe8aa3cc
SSDEEP

12288:1CNOzGykYKPquXPi3QhcEd+DZ4x4IcTpEe0EUMfHHNm:cNOKEKPq+yY+DZ4x+KzEUM/t

Score

10^/10

agenttesla collection keylogger spyware stealer trojan

Malware Config

Extracted

Family

agenttesla

Credentials

Protocol: smtp
Host:
mail.mecoindia.net
Port:
587
Username:
[email protected]
Password:
mecoindia12@
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
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 stealer

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 stealer

Data from Local System
T1005

Credentials in Files
T1081

Accesses Microsoft Outlook profiles 1 TTPs 3 IoCs

collection

Email Collection

T1114

description	ioc	Process
Key opened	\REGISTRY\USER\S-1-5-21-144354903-2550862337-1367551827-1000\Software\Microsoft\Office\15.0\Outlook\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676	REMITTAN.EXE.exe
Key opened	\REGISTRY\USER\S-1-5-21-144354903-2550862337-1367551827-1000\Software\Microsoft\Windows NT\CurrentVersion\Windows Messaging Subsystem\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676	REMITTAN.EXE.exe
Key opened	\REGISTRY\USER\S-1-5-21-144354903-2550862337-1367551827-1000\Software\Microsoft\Office\16.0\Outlook\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676	REMITTAN.EXE.exe

Suspicious use of SetThreadContext 1 IoCs

description	pid	Process	procid_target
PID 4908 set thread context of 1184	4908	REMITTAN.EXE.exe	93

Suspicious behavior: EnumeratesProcesses 4 IoCs

pid	Process
4908	REMITTAN.EXE.exe
4908	REMITTAN.EXE.exe
4908	REMITTAN.EXE.exe
4908	REMITTAN.EXE.exe

Suspicious use of AdjustPrivilegeToken 2 IoCs

description	pid	Process
Token: SeDebugPrivilege	4908	REMITTAN.EXE.exe
Token: SeDebugPrivilege	1184	REMITTAN.EXE.exe

Suspicious use of WriteProcessMemory 11 IoCs

description	pid	Process	procid_target
PID 4908 wrote to memory of 4712	4908	REMITTAN.EXE.exe	92
PID 4908 wrote to memory of 4712	4908	REMITTAN.EXE.exe	92
PID 4908 wrote to memory of 4712	4908	REMITTAN.EXE.exe	92
PID 4908 wrote to memory of 1184	4908	REMITTAN.EXE.exe	93
PID 4908 wrote to memory of 1184	4908	REMITTAN.EXE.exe	93
PID 4908 wrote to memory of 1184	4908	REMITTAN.EXE.exe	93
PID 4908 wrote to memory of 1184	4908	REMITTAN.EXE.exe	93
PID 4908 wrote to memory of 1184	4908	REMITTAN.EXE.exe	93
PID 4908 wrote to memory of 1184	4908	REMITTAN.EXE.exe	93
PID 4908 wrote to memory of 1184	4908	REMITTAN.EXE.exe	93
PID 4908 wrote to memory of 1184	4908	REMITTAN.EXE.exe	93

outlook_office_path 1 IoCs

description	ioc	Process
Key opened	\REGISTRY\USER\S-1-5-21-144354903-2550862337-1367551827-1000\Software\Microsoft\Office\16.0\Outlook\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676	REMITTAN.EXE.exe

outlook_win_path 1 IoCs

description	ioc	Process
Key opened	\REGISTRY\USER\S-1-5-21-144354903-2550862337-1367551827-1000\Software\Microsoft\Windows NT\CurrentVersion\Windows Messaging Subsystem\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676	REMITTAN.EXE.exe

C:\Users\Admin\AppData\Local\Temp\REMITTAN.EXE.exe
"C:\Users\Admin\AppData\Local\Temp\REMITTAN.EXE.exe"
1⤵
- Suspicious use of SetThreadContext
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
PID:4908
- C:\Users\Admin\AppData\Local\Temp\REMITTAN.EXE.exe
  "C:\Users\Admin\AppData\Local\Temp\REMITTAN.EXE.exe"
  2⤵
  PID:4712
- C:\Users\Admin\AppData\Local\Temp\REMITTAN.EXE.exe
  "C:\Users\Admin\AppData\Local\Temp\REMITTAN.EXE.exe"
  2⤵
  - Accesses Microsoft Outlook profiles
  - Suspicious use of AdjustPrivilegeToken
  - outlook_office_path
  - outlook_win_path
  PID:1184

Network

MITRE ATT&CK Enterprise v6

Initial Access

Execution

Persistence

Privilege Escalation

Defense Evasion

Credential Access

Credentials in Files

3

T1081

Discovery

Lateral Movement

Collection

Data from Local System

Email Collection

Command and Control

Exfiltration

Impact

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Downloads

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

Filesize
1KB

MD5
8ec831f3e3a3f77e4a7b9cd32b48384c

SHA1
d83f09fd87c5bd86e045873c231c14836e76a05c

SHA256
7667e538030e3f8ce2886e47a01af24cb0ea70528b1e821c5d8832c5076cb982

SHA512
26bffa2406b66368bd412bf25869a792631455645992cdcade2dbc13a2e56fb546414a6a9223b94c96c38d89187add6678d4779a88b38b0c9e36be8527b213c3

Download Submit
memory/1184-140-0x0000000000400000-0x0000000000430000-memory.dmp

Filesize
192KB

Download
memory/1184-147-0x0000000005210000-0x0000000005220000-memory.dmp

Filesize
64KB

Download
memory/1184-146-0x0000000006580000-0x0000000006742000-memory.dmp

Filesize
1.8MB

Download
memory/1184-145-0x0000000006210000-0x0000000006260000-memory.dmp

Filesize
320KB

Download
memory/1184-144-0x0000000005210000-0x0000000005220000-memory.dmp

Filesize
64KB

Download
memory/1184-143-0x0000000005070000-0x00000000050D6000-memory.dmp

Filesize
408KB

Download
memory/4908-136-0x0000000004CD0000-0x0000000004CDA000-memory.dmp

Filesize
40KB

Download
memory/4908-139-0x00000000081D0000-0x000000000826C000-memory.dmp

Filesize
624KB

Download
memory/4908-138-0x0000000004F30000-0x0000000004F40000-memory.dmp

Filesize
64KB

Download
memory/4908-137-0x0000000004F30000-0x0000000004F40000-memory.dmp

Filesize
64KB

Download
memory/4908-133-0x0000000000280000-0x0000000000318000-memory.dmp

Filesize
608KB

Download
memory/4908-135-0x0000000004D10000-0x0000000004DA2000-memory.dmp

Filesize
584KB

Download
memory/4908-134-0x0000000005220000-0x00000000057C4000-memory.dmp

Filesize
5.6MB

Download

Analysis

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