agenttesla | b4af503b7d9179eb808b870b5c8e7315a73b450aa34c7a34b0e04ab37c6b704e

General

Target

154115000016 ORIGINAL BL/154115000016 ORIGINAL BL.exe
Size

405KB
MD5

5cadfbc68c15216faf08c1c04a7b7f11
SHA1

7119d4db597929b296dee14afff6cbd7db796cbd
SHA256

50185ca39cb007d72d4ddecccf974236a866615fd39acf6568c0a07f43a31215
SHA512

01625e44121b9380996de4fc855fb972ab9771096bd61c8f421b93dfdbb2c8691641609dab567ca2d5d009c6a06ae73b21dbc4e29bb44c47f41a5a2211fadd64
SSDEEP

6144:4/gz6nNOvt0g5WuHdoq6Otx+WDNa2OP4yJNdAxcr1S8zvtl1Aoq4Yth:4UfvtcuHdoq6Ex+MxOP4cO2xzW5z

Score

10^/10

agenttesla discovery keylogger persistence spyware stealer trojan

Malware Config

Extracted

Family

agenttesla

Credentials

Protocol: ftp
Host:
ftp://s4.serv00.com
Port:
21
Username:
f2241_evica
Password:
Doll650@@

Signatures

AgentTesla
Agent Tesla is a remote access tool (RAT) written in visual basic.
keylogger trojan stealer spyware agenttesla
Agenttesla 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 3 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

Credentials from Web Browsers
T1555.003

Adds Run key to start application 2 TTPs 1 IoCs

persistence

Registry Run Keys / Startup Folder

T1547.001

Modify Registry

T1112

description	ioc	Process
Set value (str)	\REGISTRY\USER\S-1-5-21-4177215427-74451935-3209572229-1000\Software\Microsoft\Windows\CurrentVersion\Run\adobe = "C:\\Users\\Admin\\AppData\\Roaming\\adobe\\adobe.exe"	154115000016 ORIGINAL BL.exe

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
4	api.ipify.org
5	api.ipify.org

Suspicious use of SetThreadContext 1 IoCs

description	pid	Process	procid_target
PID 1724 set thread context of 2220	1724	154115000016 ORIGINAL BL.exe	30

System Location Discovery: System Language Discovery 1 TTPs 2 IoCs

Attempt gather information about the system language of a victim in order to infer the geographical location of that host.

discovery

System Language Discovery

T1614.001

description	ioc	Process
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	154115000016 ORIGINAL BL.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	154115000016 ORIGINAL BL.exe

Suspicious behavior: EnumeratesProcesses 2 IoCs

pid	Process
2220	154115000016 ORIGINAL BL.exe
2220	154115000016 ORIGINAL BL.exe

Suspicious use of AdjustPrivilegeToken 1 IoCs

description	pid	Process
Token: SeDebugPrivilege	2220	154115000016 ORIGINAL BL.exe

Suspicious use of SetWindowsHookEx 1 IoCs

pid	Process
2220	154115000016 ORIGINAL BL.exe

Suspicious use of WriteProcessMemory 9 IoCs

description	pid	Process	procid_target
PID 1724 wrote to memory of 2220	1724	154115000016 ORIGINAL BL.exe	30
PID 1724 wrote to memory of 2220	1724	154115000016 ORIGINAL BL.exe	30
PID 1724 wrote to memory of 2220	1724	154115000016 ORIGINAL BL.exe	30
PID 1724 wrote to memory of 2220	1724	154115000016 ORIGINAL BL.exe	30
PID 1724 wrote to memory of 2220	1724	154115000016 ORIGINAL BL.exe	30
PID 1724 wrote to memory of 2220	1724	154115000016 ORIGINAL BL.exe	30
PID 1724 wrote to memory of 2220	1724	154115000016 ORIGINAL BL.exe	30
PID 1724 wrote to memory of 2220	1724	154115000016 ORIGINAL BL.exe	30
PID 1724 wrote to memory of 2220	1724	154115000016 ORIGINAL BL.exe	30

C:\Users\Admin\AppData\Local\Temp\154115000016 ORIGINAL BL\154115000016 ORIGINAL BL.exe
"C:\Users\Admin\AppData\Local\Temp\154115000016 ORIGINAL BL\154115000016 ORIGINAL BL.exe"
1⤵
- Suspicious use of SetThreadContext
- System Location Discovery: System Language Discovery
- Suspicious use of WriteProcessMemory
PID:1724
- C:\Users\Admin\AppData\Local\Temp\154115000016 ORIGINAL BL\154115000016 ORIGINAL BL.exe
  "C:\Users\Admin\AppData\Local\Temp\154115000016 ORIGINAL BL\154115000016 ORIGINAL BL.exe"
  2⤵
  - Adds Run key to start application
  - System Location Discovery: System Language Discovery
  - Suspicious behavior: EnumeratesProcesses
  - Suspicious use of AdjustPrivilegeToken
  - Suspicious use of SetWindowsHookEx
  PID:2220

Network

DNS

api.ipify.org

154115000016 ORIGINAL BL.exe

Remote address:

8.8.8.8:53

Request

api.ipify.org

IN A

Response

api.ipify.org

IN A

104.26.12.205

api.ipify.org

IN A

172.67.74.152

api.ipify.org

IN A

104.26.13.205
DNS

api.ipify.org

154115000016 ORIGINAL BL.exe

Remote address:

8.8.8.8:53

Request

api.ipify.org

IN A
DNS

api.ipify.org

154115000016 ORIGINAL BL.exe

Remote address:

8.8.8.8:53

Request

api.ipify.org

IN A
GET

https://api.ipify.org/

154115000016 ORIGINAL BL.exe

Remote address:

104.26.12.205:443

Request

GET / HTTP/1.1
User-Agent: Mozilla/5.0 (Windows NT 10.0; Win64; x64; rv:99.0) Gecko/20100101 Firefox/99.0
Host: api.ipify.org
Connection: Keep-Alive

Response

HTTP/1.1 200 OK

Date: Wed, 15 Jan 2025 01:12:06 GMT
Content-Type: text/plain
Content-Length: 14
Connection: keep-alive
Vary: Origin
CF-Cache-Status: DYNAMIC
Server: cloudflare
CF-RAY: 9021fee1eb00e90f-LHR
server-timing: cfL4;desc="?proto=TCP&rtt=58070&min_rtt=47056&rtt_var=30833&sent=6&recv=6&lost=0&retrans=0&sent_bytes=2829&recv_bytes=465&delivery_rate=73707&cwnd=253&unsent_bytes=0&cid=384e59810c70b092&ts=259&x=0"

104.26.12.205:443

https://api.ipify.org/

tls, http

154115000016 ORIGINAL BL.exe

867 B
3.7kB
9
9

HTTP Request

GET https://api.ipify.org/

HTTP Response

200

8.8.8.8:53

api.ipify.org

dns

154115000016 ORIGINAL BL.exe

177 B
107 B
3
1

DNS Request

api.ipify.org

DNS Request

api.ipify.org

DNS Request

api.ipify.org

DNS Response

104.26.12.205

172.67.74.152

104.26.13.205

MITRE ATT&CK Enterprise v15

Reconnaissance

Resource Development

Initial Access

Execution

Persistence

Boot or Logon Autostart Execution

1

T1547

Registry Run Keys / Startup Folder

1

T1547.001

Privilege Escalation

Boot or Logon Autostart Execution

1

T1547

Registry Run Keys / Startup Folder

1

T1547.001

Defense Evasion

Modify Registry

1

T1112

Credential Access

Credentials from Password Stores

1

T1555

Credentials from Web Browsers

1

T1555.003

Unsecured Credentials

4

T1552

Credentials In Files

3

T1552.001

Credentials in Registry

1

T1552.002

Discovery

System Location Discovery

1

T1614

System Language Discovery

1

T1614.001

Lateral Movement

Collection

Data from Local System

4

T1005

Command and Control

Exfiltration

Impact

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Downloads

memory/1724-16-0x0000000074630000-0x0000000074D1E000-memory.dmp

Filesize
6.9MB

Download
memory/1724-1-0x0000000000220000-0x000000000028C000-memory.dmp

Filesize
432KB

Download
memory/1724-2-0x00000000007F0000-0x0000000000838000-memory.dmp

Filesize
288KB

Download
memory/1724-19-0x0000000074630000-0x0000000074D1E000-memory.dmp

Filesize
6.9MB

Download
memory/1724-0-0x000000007463E000-0x000000007463F000-memory.dmp

Filesize
4KB

Download
memory/2220-13-0x0000000000400000-0x0000000000442000-memory.dmp

Filesize
264KB

Download
memory/2220-11-0x0000000000400000-0x0000000000442000-memory.dmp

Filesize
264KB

Download
memory/2220-9-0x000000007EFDE000-0x000000007EFDF000-memory.dmp

Filesize
4KB

Download
memory/2220-7-0x0000000000400000-0x0000000000442000-memory.dmp

Filesize
264KB

Download
memory/2220-5-0x0000000000400000-0x0000000000442000-memory.dmp

Filesize
264KB

Download
memory/2220-4-0x0000000000400000-0x0000000000442000-memory.dmp

Filesize
264KB

Download
memory/2220-17-0x0000000074630000-0x0000000074D1E000-memory.dmp

Filesize
6.9MB

Download
memory/2220-3-0x0000000000400000-0x0000000000442000-memory.dmp

Filesize
264KB

Download
memory/2220-15-0x0000000000400000-0x0000000000442000-memory.dmp

Filesize
264KB

Download
memory/2220-18-0x0000000074630000-0x0000000074D1E000-memory.dmp

Filesize
6.9MB

Download
memory/2220-22-0x0000000074630000-0x0000000074D1E000-memory.dmp

Filesize
6.9MB

Download
memory/2220-23-0x0000000074630000-0x0000000074D1E000-memory.dmp

Filesize
6.9MB

Download

Analysis

Sharing

General

Malware Config

Extracted

Signatures

Processes

Network

HTTP Request

HTTP Response

DNS Request

DNS Request

DNS Request

DNS Response

MITRE ATT&CK Enterprise v15

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Downloads

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