agenttesla | 861b16dbb63eac1a7b1256018679e88a7a7434491f86d3ab8fb664cbb03874e1

General

Target

861b16dbb63eac1a7b1256018679e88a7a7434491f86d3ab8fb664cbb03874e1.exe
Size

720KB
MD5

042e7c28f1bdf5bd7eb6c050a18bde92
SHA1

bde9069ebcecd98751e66655aa11401c29731dbd
SHA256

861b16dbb63eac1a7b1256018679e88a7a7434491f86d3ab8fb664cbb03874e1
SHA512

b1ed1fa6ad1c0461da28450b174dbdda2f7c3981533bc1dbd06128a8a79321a744447419e69cf236812b6f2d9f2f038e2aea7acd3b08cb6d85cf51e2ddaea701
SSDEEP

12288:MXmkpZX2jjeh+8DVWJBtESRr2DTSVKjAiSGVHWeh3ih9HXA:AZmeh9WJIi1ojAiBVHBYTQ

Score

10^/10

agenttesla collection keylogger spyware stealer trojan

Malware Config

Extracted

Family

agenttesla

C2

https://api.telegram.org/bot5056459562:AAHQW9wJvHEkQsnxuML0xV3IDA6-DUuUNFI/sendDocument

Signatures

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

AgentTesla payload 1 IoCs

Processes:

resource	yara_rule
behavioral2/memory/4392-138-0x0000000000400000-0x000000000043C000-memory.dmp	family_agenttesla

Drops file in Drivers directory 1 IoCs

Processes:

861b16dbb63eac1a7b1256018679e88a7a7434491f86d3ab8fb664cbb03874e1.exe

description	ioc	process
File opened for modification	C:\Windows\system32\drivers\etc\hosts	861b16dbb63eac1a7b1256018679e88a7a7434491f86d3ab8fb664cbb03874e1.exe

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

Processes:

861b16dbb63eac1a7b1256018679e88a7a7434491f86d3ab8fb664cbb03874e1.exe

description	ioc	process
Key opened	\REGISTRY\USER\S-1-5-21-929662420-1054238289-2961194603-1000\Software\Microsoft\Office\15.0\Outlook\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676	861b16dbb63eac1a7b1256018679e88a7a7434491f86d3ab8fb664cbb03874e1.exe
Key opened	\REGISTRY\USER\S-1-5-21-929662420-1054238289-2961194603-1000\Software\Microsoft\Windows NT\CurrentVersion\Windows Messaging Subsystem\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676	861b16dbb63eac1a7b1256018679e88a7a7434491f86d3ab8fb664cbb03874e1.exe
Key opened	\REGISTRY\USER\S-1-5-21-929662420-1054238289-2961194603-1000\Software\Microsoft\Office\16.0\Outlook\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676	861b16dbb63eac1a7b1256018679e88a7a7434491f86d3ab8fb664cbb03874e1.exe

Suspicious use of SetThreadContext 1 IoCs

Processes:

861b16dbb63eac1a7b1256018679e88a7a7434491f86d3ab8fb664cbb03874e1.exe

description	pid	process	target process
PID 4712 set thread context of 4392	4712	861b16dbb63eac1a7b1256018679e88a7a7434491f86d3ab8fb664cbb03874e1.exe	861b16dbb63eac1a7b1256018679e88a7a7434491f86d3ab8fb664cbb03874e1.exe

Suspicious behavior: EnumeratesProcesses 2 IoCs

Processes:

861b16dbb63eac1a7b1256018679e88a7a7434491f86d3ab8fb664cbb03874e1.exe

pid	process
4392	861b16dbb63eac1a7b1256018679e88a7a7434491f86d3ab8fb664cbb03874e1.exe
4392	861b16dbb63eac1a7b1256018679e88a7a7434491f86d3ab8fb664cbb03874e1.exe

Suspicious use of AdjustPrivilegeToken 1 IoCs

Processes:

861b16dbb63eac1a7b1256018679e88a7a7434491f86d3ab8fb664cbb03874e1.exe

description pid process

Token: SeDebugPrivilege 4392 861b16dbb63eac1a7b1256018679e88a7a7434491f86d3ab8fb664cbb03874e1.exe

description	pid	process
Token: SeDebugPrivilege	4392	861b16dbb63eac1a7b1256018679e88a7a7434491f86d3ab8fb664cbb03874e1.exe

Suspicious use of WriteProcessMemory 8 IoCs

Processes:

861b16dbb63eac1a7b1256018679e88a7a7434491f86d3ab8fb664cbb03874e1.exe

description	pid	process	target process
PID 4712 wrote to memory of 4392	4712	861b16dbb63eac1a7b1256018679e88a7a7434491f86d3ab8fb664cbb03874e1.exe	861b16dbb63eac1a7b1256018679e88a7a7434491f86d3ab8fb664cbb03874e1.exe
PID 4712 wrote to memory of 4392	4712	861b16dbb63eac1a7b1256018679e88a7a7434491f86d3ab8fb664cbb03874e1.exe	861b16dbb63eac1a7b1256018679e88a7a7434491f86d3ab8fb664cbb03874e1.exe
PID 4712 wrote to memory of 4392	4712	861b16dbb63eac1a7b1256018679e88a7a7434491f86d3ab8fb664cbb03874e1.exe	861b16dbb63eac1a7b1256018679e88a7a7434491f86d3ab8fb664cbb03874e1.exe
PID 4712 wrote to memory of 4392	4712	861b16dbb63eac1a7b1256018679e88a7a7434491f86d3ab8fb664cbb03874e1.exe	861b16dbb63eac1a7b1256018679e88a7a7434491f86d3ab8fb664cbb03874e1.exe
PID 4712 wrote to memory of 4392	4712	861b16dbb63eac1a7b1256018679e88a7a7434491f86d3ab8fb664cbb03874e1.exe	861b16dbb63eac1a7b1256018679e88a7a7434491f86d3ab8fb664cbb03874e1.exe
PID 4712 wrote to memory of 4392	4712	861b16dbb63eac1a7b1256018679e88a7a7434491f86d3ab8fb664cbb03874e1.exe	861b16dbb63eac1a7b1256018679e88a7a7434491f86d3ab8fb664cbb03874e1.exe
PID 4712 wrote to memory of 4392	4712	861b16dbb63eac1a7b1256018679e88a7a7434491f86d3ab8fb664cbb03874e1.exe	861b16dbb63eac1a7b1256018679e88a7a7434491f86d3ab8fb664cbb03874e1.exe
PID 4712 wrote to memory of 4392	4712	861b16dbb63eac1a7b1256018679e88a7a7434491f86d3ab8fb664cbb03874e1.exe	861b16dbb63eac1a7b1256018679e88a7a7434491f86d3ab8fb664cbb03874e1.exe

outlook_office_path 1 IoCs

Processes:

861b16dbb63eac1a7b1256018679e88a7a7434491f86d3ab8fb664cbb03874e1.exe

description	ioc	process
Key opened	\REGISTRY\USER\S-1-5-21-929662420-1054238289-2961194603-1000\Software\Microsoft\Office\16.0\Outlook\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676	861b16dbb63eac1a7b1256018679e88a7a7434491f86d3ab8fb664cbb03874e1.exe

outlook_win_path 1 IoCs

Processes:

861b16dbb63eac1a7b1256018679e88a7a7434491f86d3ab8fb664cbb03874e1.exe

description	ioc	process
Key opened	\REGISTRY\USER\S-1-5-21-929662420-1054238289-2961194603-1000\Software\Microsoft\Windows NT\CurrentVersion\Windows Messaging Subsystem\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676	861b16dbb63eac1a7b1256018679e88a7a7434491f86d3ab8fb664cbb03874e1.exe

C:\Users\Admin\AppData\Local\Temp\861b16dbb63eac1a7b1256018679e88a7a7434491f86d3ab8fb664cbb03874e1.exe
"C:\Users\Admin\AppData\Local\Temp\861b16dbb63eac1a7b1256018679e88a7a7434491f86d3ab8fb664cbb03874e1.exe"
1⤵
- Suspicious use of SetThreadContext
- Suspicious use of WriteProcessMemory
PID:4712

C:\Users\Admin\AppData\Local\Temp\861b16dbb63eac1a7b1256018679e88a7a7434491f86d3ab8fb664cbb03874e1.exe
"C:\Users\Admin\AppData\Local\Temp\861b16dbb63eac1a7b1256018679e88a7a7434491f86d3ab8fb664cbb03874e1.exe"
2⤵
- Drops file in Drivers directory
- Accesses Microsoft Outlook profiles
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
- outlook_office_path
- outlook_win_path
PID:4392

Network

MITRE ATT&CK Matrix ATT&CK v6

Initial Access

Execution

Persistence

Privilege Escalation

Defense Evasion

Credential Access

Credentials in Files

2

T1081

Discovery

Lateral Movement

Collection

Data from Local System

2

T1005

Email Collection

1

T1114

Exfiltration

Command and Control

Impact

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Downloads

C:\Users\Admin\AppData\Local\Microsoft\CLR_v4.0_32\UsageLogs\861b16dbb63eac1a7b1256018679e88a7a7434491f86d3ab8fb664cbb03874e1.exe.log
Filesize
1KB

MD5
8ec831f3e3a3f77e4a7b9cd32b48384c

SHA1
d83f09fd87c5bd86e045873c231c14836e76a05c

SHA256
7667e538030e3f8ce2886e47a01af24cb0ea70528b1e821c5d8832c5076cb982

SHA512
26bffa2406b66368bd412bf25869a792631455645992cdcade2dbc13a2e56fb546414a6a9223b94c96c38d89187add6678d4779a88b38b0c9e36be8527b213c3

Download Submit
memory/4392-137-0x0000000000000000-mapping.dmp

Download
memory/4392-138-0x0000000000400000-0x000000000043C000-memory.dmp

Filesize
240KB

Download
memory/4392-140-0x0000000005DA0000-0x0000000005E06000-memory.dmp

Filesize
408KB

Download
memory/4392-141-0x0000000005F60000-0x0000000005FB0000-memory.dmp

Filesize
320KB

Download
memory/4712-132-0x0000000000740000-0x00000000007FA000-memory.dmp

Filesize
744KB

Download
memory/4712-133-0x00000000056F0000-0x0000000005C94000-memory.dmp

Filesize
5.6MB

Download
memory/4712-134-0x0000000005060000-0x00000000050F2000-memory.dmp

Filesize
584KB

Download
memory/4712-135-0x00000000051C0000-0x00000000051CA000-memory.dmp

Filesize
40KB

Download
memory/4712-136-0x0000000007940000-0x00000000079DC000-memory.dmp

Filesize
624KB

Download

Analysis

Sharing

General

Malware Config

Extracted

Signatures

Processes

Network

MITRE ATT&CK Matrix ATT&CK v6

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Downloads