agenttesla | 8c5b43b0e8a36c7522180ca43e43868972cffd9b50e5bbac32694d7aecf4448c

General

Target

dfc88a456dc13136aa28d368c0583237.exe
Size

924KB
MD5

dfc88a456dc13136aa28d368c0583237
SHA1

f1a5186b63002143a7473173723113d770a5aa1e
SHA256

8c5b43b0e8a36c7522180ca43e43868972cffd9b50e5bbac32694d7aecf4448c
SHA512

2b672e0483e5b1639d08ba006b5224763c9db0de49f5a62679612bc29c3e2d333e2e02979993ef80f01995511797cdfbe48da659f0b43f638a6bb1d1d1b4432d
SSDEEP

12288:eFcsGI/cD8RWiCod1+i84gica+9/T46astY3pFUrX0E1vfOKrr235PzdJIr22EOQ:e1gizdQiPgbaekji3vfp23Zzcr2

Score

10^/10

agenttesla collection keylogger spyware stealer trojan

Malware Config

Extracted

Family

agenttesla

Credentials

Protocol: ftp
Host:
ftp://ftp.alighierieventos.com/
Port:
21
Username:
[email protected]
Password:
7Le20=0C=pOa

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/208-13-0x0000000000400000-0x000000000043C000-memory.dmp	family_agenttesla

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

Accesses Microsoft Outlook profiles 1 TTPs 3 IoCs

collection

Email Collection

T1114

Processes:

dfc88a456dc13136aa28d368c0583237.exe

description	ioc	process
Key opened	\REGISTRY\USER\S-1-5-21-817259280-2658881748-983986378-1000\Software\Microsoft\Windows NT\CurrentVersion\Windows Messaging Subsystem\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676	dfc88a456dc13136aa28d368c0583237.exe
Key opened	\REGISTRY\USER\S-1-5-21-817259280-2658881748-983986378-1000\Software\Microsoft\Office\16.0\Outlook\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676	dfc88a456dc13136aa28d368c0583237.exe
Key opened	\REGISTRY\USER\S-1-5-21-817259280-2658881748-983986378-1000\Software\Microsoft\Office\15.0\Outlook\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676	dfc88a456dc13136aa28d368c0583237.exe

Suspicious use of SetThreadContext 1 IoCs

Processes:

dfc88a456dc13136aa28d368c0583237.exe

description pid process target process

PID 764 set thread context of 208 764 dfc88a456dc13136aa28d368c0583237.exe dfc88a456dc13136aa28d368c0583237.exe
Suspicious behavior: EnumeratesProcesses 3 IoCs

Processes:

dfc88a456dc13136aa28d368c0583237.exe

pid process

208 dfc88a456dc13136aa28d368c0583237.exe
208 dfc88a456dc13136aa28d368c0583237.exe
208 dfc88a456dc13136aa28d368c0583237.exe
Suspicious use of AdjustPrivilegeToken 1 IoCs

Processes:

dfc88a456dc13136aa28d368c0583237.exe

description pid process

Token: SeDebugPrivilege 208 dfc88a456dc13136aa28d368c0583237.exe

description	pid	process	target process
PID 764 set thread context of 208	764	dfc88a456dc13136aa28d368c0583237.exe	dfc88a456dc13136aa28d368c0583237.exe

pid	process
208	dfc88a456dc13136aa28d368c0583237.exe
208	dfc88a456dc13136aa28d368c0583237.exe
208	dfc88a456dc13136aa28d368c0583237.exe

description	pid	process
Token: SeDebugPrivilege	208	dfc88a456dc13136aa28d368c0583237.exe

Suspicious use of WriteProcessMemory 8 IoCs

Processes:

dfc88a456dc13136aa28d368c0583237.exe

description	pid	process	target process
PID 764 wrote to memory of 208	764	dfc88a456dc13136aa28d368c0583237.exe	dfc88a456dc13136aa28d368c0583237.exe
PID 764 wrote to memory of 208	764	dfc88a456dc13136aa28d368c0583237.exe	dfc88a456dc13136aa28d368c0583237.exe
PID 764 wrote to memory of 208	764	dfc88a456dc13136aa28d368c0583237.exe	dfc88a456dc13136aa28d368c0583237.exe
PID 764 wrote to memory of 208	764	dfc88a456dc13136aa28d368c0583237.exe	dfc88a456dc13136aa28d368c0583237.exe
PID 764 wrote to memory of 208	764	dfc88a456dc13136aa28d368c0583237.exe	dfc88a456dc13136aa28d368c0583237.exe
PID 764 wrote to memory of 208	764	dfc88a456dc13136aa28d368c0583237.exe	dfc88a456dc13136aa28d368c0583237.exe
PID 764 wrote to memory of 208	764	dfc88a456dc13136aa28d368c0583237.exe	dfc88a456dc13136aa28d368c0583237.exe
PID 764 wrote to memory of 208	764	dfc88a456dc13136aa28d368c0583237.exe	dfc88a456dc13136aa28d368c0583237.exe

outlook_office_path 1 IoCs

Processes:

dfc88a456dc13136aa28d368c0583237.exe

description	ioc	process
Key opened	\REGISTRY\USER\S-1-5-21-817259280-2658881748-983986378-1000\Software\Microsoft\Office\16.0\Outlook\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676	dfc88a456dc13136aa28d368c0583237.exe

outlook_win_path 1 IoCs

Processes:

dfc88a456dc13136aa28d368c0583237.exe

description	ioc	process
Key opened	\REGISTRY\USER\S-1-5-21-817259280-2658881748-983986378-1000\Software\Microsoft\Windows NT\CurrentVersion\Windows Messaging Subsystem\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676	dfc88a456dc13136aa28d368c0583237.exe

C:\Users\Admin\AppData\Local\Temp\dfc88a456dc13136aa28d368c0583237.exe
"C:\Users\Admin\AppData\Local\Temp\dfc88a456dc13136aa28d368c0583237.exe"
1⤵
- Suspicious use of SetThreadContext
- Suspicious use of WriteProcessMemory
PID:764

C:\Users\Admin\AppData\Local\Temp\dfc88a456dc13136aa28d368c0583237.exe
"C:\Users\Admin\AppData\Local\Temp\dfc88a456dc13136aa28d368c0583237.exe"
2⤵
- Accesses Microsoft Outlook profiles
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
- outlook_office_path
- outlook_win_path
PID:208

C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe
"C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe" --type=utility --utility-sub-type=asset_store.mojom.AssetStoreService --lang=en-US --service-sandbox-type=asset_store_service --no-appcompat-clear --mojo-platform-channel-handle=4140 --field-trial-handle=2320,i,3025503729105798828,9325691672526736153,262144 --variations-seed-version /prefetch:8
1⤵
PID:2312

Network

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

C:\Users\Admin\AppData\Local\Microsoft\CLR_v4.0_32\UsageLogs\dfc88a456dc13136aa28d368c0583237.exe.log
Filesize
1KB

MD5
17573558c4e714f606f997e5157afaac

SHA1
13e16e9415ceef429aaf124139671ebeca09ed23

SHA256
c18db6aecad2436da4a63ff26af4e3a337cca48f01c21b8db494fe5ccc60e553

SHA512
f4edf13f05a0d142e4dd42802098c8c44988ee8869621a62c2b565a77c9a95857f636583ff8d6d9baa366603d98b9bfbf1fc75bc6f9f8f83c80cb1215b2941cc

Download Submit
memory/208-13-0x0000000000400000-0x000000000043C000-memory.dmp

Filesize
240KB

Download
memory/208-23-0x0000000006660000-0x00000000066B0000-memory.dmp

Filesize
320KB

Download
memory/208-22-0x0000000005770000-0x0000000005780000-memory.dmp

Filesize
64KB

Download
memory/208-21-0x0000000075050000-0x0000000075800000-memory.dmp

Filesize
7.7MB

Download
memory/208-20-0x00000000064A0000-0x0000000006506000-memory.dmp

Filesize
408KB

Download
memory/208-19-0x0000000006410000-0x0000000006428000-memory.dmp

Filesize
96KB

Download
memory/208-17-0x0000000005770000-0x0000000005780000-memory.dmp

Filesize
64KB

Download
memory/208-16-0x0000000075050000-0x0000000075800000-memory.dmp

Filesize
7.7MB

Download
memory/764-5-0x0000000004F70000-0x0000000004F80000-memory.dmp

Filesize
64KB

Download
memory/764-6-0x0000000004CA0000-0x0000000004CAA000-memory.dmp

Filesize
40KB

Download
memory/764-11-0x0000000006420000-0x00000000064CA000-memory.dmp

Filesize
680KB

Download
memory/764-12-0x000000000B020000-0x000000000B066000-memory.dmp

Filesize
280KB

Download
memory/764-9-0x0000000075050000-0x0000000075800000-memory.dmp

Filesize
7.7MB

Download
memory/764-8-0x0000000004CF0000-0x0000000004D08000-memory.dmp

Filesize
96KB

Download
memory/764-7-0x0000000004EB0000-0x0000000004F06000-memory.dmp

Filesize
344KB

Download
memory/764-10-0x0000000004F70000-0x0000000004F80000-memory.dmp

Filesize
64KB

Download
memory/764-18-0x0000000075050000-0x0000000075800000-memory.dmp

Filesize
7.7MB

Download
memory/764-0-0x0000000000120000-0x000000000020C000-memory.dmp

Filesize
944KB

Download
memory/764-4-0x0000000004D20000-0x0000000004DB2000-memory.dmp

Filesize
584KB

Download
memory/764-3-0x0000000005230000-0x00000000057D4000-memory.dmp

Filesize
5.6MB

Download
memory/764-2-0x0000000004BE0000-0x0000000004C7C000-memory.dmp

Filesize
624KB

Download
memory/764-1-0x0000000075050000-0x0000000075800000-memory.dmp

Filesize
7.7MB

Download

Analysis

Sharing

General

Malware Config

Extracted

Signatures

Processes

Network

MITRE ATT&CK Matrix ATT&CK v13

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Downloads