agenttesla | d6ed5434acc201f9df6edb585fae1f9d2e01a5014da593ccdfdfbcd41981c9ac

General

Target

Payment swift Copy.exe
Size

507KB
MD5

04fbd3307b19c80a10503643a249aab9
SHA1

87975712b67d94cffd538c577db637e033d54223
SHA256

ced91b0b65e08e9ace9d074af2abce84acafc42f69ce1e9905f08a6d85cb6b8b
SHA512

7f23aca4d6ee895836c22ec3671a1f1617cf583cc93f5a7c2808ff1d3a53f325898db358fd4369f1e1e6d87d1d622b1833349d221a4cc279c31f54069993a570
SSDEEP

12288:kt7WyuqDnhdETTtplYjEELNxMd9/rFf8OqAtPkSBY6:iqeTEFplYgKNSrFfWgP5BY

Score

10^/10

agenttesla collection keylogger spyware stealer trojan

Malware Config

Extracted

Family

agenttesla

Credentials

Protocol: smtp
Host:
mail.topfrozenfoodbrand.com
Port:
587
Username:
[email protected]
Password:
Everest10purch
Email To:
[email protected]

Signatures

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

AgentTesla payload 7 IoCs

Processes:

resource	yara_rule
behavioral1/memory/2412-11-0x0000000000400000-0x000000000043C000-memory.dmp	family_agenttesla
behavioral1/memory/2412-12-0x0000000000400000-0x000000000043C000-memory.dmp	family_agenttesla
behavioral1/memory/2412-15-0x0000000000400000-0x000000000043C000-memory.dmp	family_agenttesla
behavioral1/memory/2412-17-0x0000000000400000-0x000000000043C000-memory.dmp	family_agenttesla
behavioral1/memory/2412-19-0x0000000000400000-0x000000000043C000-memory.dmp	family_agenttesla
behavioral1/memory/2412-22-0x0000000004820000-0x0000000004860000-memory.dmp	family_agenttesla
behavioral1/memory/2412-24-0x0000000004820000-0x0000000004860000-memory.dmp	family_agenttesla

Drops file in Drivers directory 1 IoCs

Processes:

Payment swift Copy.exe

description ioc process

File opened for modification C:\Windows\system32\drivers\etc\hosts Payment swift Copy.exe
Reads WinSCP keys stored on the system 2 TTPs
Tries to access WinSCP stored sessions.
spyware stealer

Data from Local System
T1005

Credentials in Registry
T1552.002
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

description	ioc	process
File opened for modification	C:\Windows\system32\drivers\etc\hosts	Payment swift Copy.exe

Accesses Microsoft Outlook profiles 1 TTPs 3 IoCs

collection

Email Collection

T1114

Processes:

Payment swift Copy.exe

description	ioc	process
Key opened	\REGISTRY\USER\S-1-5-21-778096762-2241304387-192235952-1000\Software\Microsoft\Office\15.0\Outlook\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676	Payment swift Copy.exe
Key opened	\REGISTRY\USER\S-1-5-21-778096762-2241304387-192235952-1000\Software\Microsoft\Windows NT\CurrentVersion\Windows Messaging Subsystem\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676	Payment swift Copy.exe
Key opened	\REGISTRY\USER\S-1-5-21-778096762-2241304387-192235952-1000\Software\Microsoft\Office\16.0\Outlook\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676	Payment swift Copy.exe

Suspicious use of SetThreadContext 1 IoCs

Processes:

Payment swift Copy.exe

description pid process target process

PID 2228 set thread context of 2412 2228 Payment swift Copy.exe Payment swift Copy.exe
Program crash 1 IoCs

Processes:

WerFault.exe

pid pid_target process target process

1624 2412 WerFault.exe Payment swift Copy.exe
Suspicious behavior: EnumeratesProcesses 2 IoCs

Processes:

Payment swift Copy.exe

pid process

2412 Payment swift Copy.exe
2412 Payment swift Copy.exe
Suspicious use of AdjustPrivilegeToken 1 IoCs

Processes:

Payment swift Copy.exe

description pid process

Token: SeDebugPrivilege 2412 Payment swift Copy.exe

description	pid	process	target process
PID 2228 set thread context of 2412	2228	Payment swift Copy.exe	Payment swift Copy.exe

pid	pid_target	process	target process
1624	2412	WerFault.exe	Payment swift Copy.exe

pid	process
2412	Payment swift Copy.exe
2412	Payment swift Copy.exe

description	pid	process
Token: SeDebugPrivilege	2412	Payment swift Copy.exe

Suspicious use of WriteProcessMemory 13 IoCs

Processes:

Payment swift Copy.exePayment swift Copy.exe

description	pid	process	target process
PID 2228 wrote to memory of 2412	2228	Payment swift Copy.exe	Payment swift Copy.exe
PID 2228 wrote to memory of 2412	2228	Payment swift Copy.exe	Payment swift Copy.exe
PID 2228 wrote to memory of 2412	2228	Payment swift Copy.exe	Payment swift Copy.exe
PID 2228 wrote to memory of 2412	2228	Payment swift Copy.exe	Payment swift Copy.exe
PID 2228 wrote to memory of 2412	2228	Payment swift Copy.exe	Payment swift Copy.exe
PID 2228 wrote to memory of 2412	2228	Payment swift Copy.exe	Payment swift Copy.exe
PID 2228 wrote to memory of 2412	2228	Payment swift Copy.exe	Payment swift Copy.exe
PID 2228 wrote to memory of 2412	2228	Payment swift Copy.exe	Payment swift Copy.exe
PID 2228 wrote to memory of 2412	2228	Payment swift Copy.exe	Payment swift Copy.exe
PID 2412 wrote to memory of 1624	2412	Payment swift Copy.exe	WerFault.exe
PID 2412 wrote to memory of 1624	2412	Payment swift Copy.exe	WerFault.exe
PID 2412 wrote to memory of 1624	2412	Payment swift Copy.exe	WerFault.exe
PID 2412 wrote to memory of 1624	2412	Payment swift Copy.exe	WerFault.exe

outlook_office_path 1 IoCs

Processes:

Payment swift Copy.exe

description	ioc	process
Key opened	\REGISTRY\USER\S-1-5-21-778096762-2241304387-192235952-1000\Software\Microsoft\Office\16.0\Outlook\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676	Payment swift Copy.exe

outlook_win_path 1 IoCs

Processes:

Payment swift Copy.exe

description	ioc	process
Key opened	\REGISTRY\USER\S-1-5-21-778096762-2241304387-192235952-1000\Software\Microsoft\Windows NT\CurrentVersion\Windows Messaging Subsystem\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676	Payment swift Copy.exe

C:\Users\Admin\AppData\Local\Temp\Payment swift Copy.exe
"C:\Users\Admin\AppData\Local\Temp\Payment swift Copy.exe"
1⤵
- Suspicious use of SetThreadContext
- Suspicious use of WriteProcessMemory
PID:2228

C:\Users\Admin\AppData\Local\Temp\Payment swift Copy.exe
"C:\Users\Admin\AppData\Local\Temp\Payment swift Copy.exe"
2⤵
- Drops file in Drivers directory
- Accesses Microsoft Outlook profiles
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
- outlook_office_path
- outlook_win_path
PID:2412

C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -u -p 2412 -s 1048
3⤵
- Program crash
PID:1624

MITRE ATT&CK Matrix ATT&CK v13

Initial Access

Execution

Persistence

Privilege Escalation

Defense Evasion

Credential Access

Unsecured Credentials

4

T1552

Credentials In Files

3

T1552.001

Credentials in Registry

1

T1552.002

Discovery

Lateral Movement

Collection

Data from Local System

4

T1005

Email Collection

1

T1114

Exfiltration

Command and Control

Impact

Resource Development

Reconnaissance

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Downloads

memory/2228-0-0x0000000000E20000-0x0000000000EA4000-memory.dmp

Filesize
528KB

Download
memory/2228-1-0x0000000074DC0000-0x00000000754AE000-memory.dmp

Filesize
6.9MB

Download
memory/2228-2-0x0000000000850000-0x0000000000890000-memory.dmp

Filesize
256KB

Download
memory/2228-3-0x0000000000590000-0x000000000059A000-memory.dmp

Filesize
40KB

Download
memory/2228-4-0x0000000074DC0000-0x00000000754AE000-memory.dmp

Filesize
6.9MB

Download
memory/2228-5-0x0000000000850000-0x0000000000890000-memory.dmp

Filesize
256KB

Download
memory/2228-6-0x0000000005130000-0x0000000005190000-memory.dmp

Filesize
384KB

Download
memory/2228-20-0x0000000074DC0000-0x00000000754AE000-memory.dmp

Filesize
6.9MB

Download
memory/2412-12-0x0000000000400000-0x000000000043C000-memory.dmp

Filesize
240KB

Download
memory/2412-11-0x0000000000400000-0x000000000043C000-memory.dmp

Filesize
240KB

Download
memory/2412-9-0x0000000000400000-0x000000000043C000-memory.dmp

Filesize
240KB

Download
memory/2412-13-0x000000007EFDE000-0x000000007EFDF000-memory.dmp

Filesize
4KB

Download
memory/2412-15-0x0000000000400000-0x000000000043C000-memory.dmp

Filesize
240KB

Download
memory/2412-17-0x0000000000400000-0x000000000043C000-memory.dmp

Filesize
240KB

Download
memory/2412-19-0x0000000000400000-0x000000000043C000-memory.dmp

Filesize
240KB

Download
memory/2412-21-0x0000000074DC0000-0x00000000754AE000-memory.dmp

Filesize
6.9MB

Download
memory/2412-7-0x0000000000400000-0x000000000043C000-memory.dmp

Filesize
240KB

Download
memory/2412-22-0x0000000004820000-0x0000000004860000-memory.dmp

Filesize
256KB

Download
memory/2412-23-0x0000000074DC0000-0x00000000754AE000-memory.dmp

Filesize
6.9MB

Download
memory/2412-24-0x0000000004820000-0x0000000004860000-memory.dmp

Filesize
256KB

Download

Analysis

Sharing

General

Malware Config

Extracted

Signatures

Processes

Network

MITRE ATT&CK Matrix ATT&CK v13

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Downloads