agenttesla | 6308985237d1516f64297c884067d3e5ee78d74fc969a879bd8363c356f01377

General

Target

iHZsM0uymI3Vg6u.exe
Size

733KB
MD5

3c0248f8ec601644dcc315613c8687d2
SHA1

7074e7794171f6273d26b889e958ca9904d90388
SHA256

7e843c9470e591d69b382463986e433872664cb0f39bc232af8a157a6d75594c
SHA512

75c73a851db5da0a9e9fcc340444302518f0a6043a0450c73170abff83db7fff45895e91f5fd24f6b50d21eaeea44570a68f61d252a6c935ee63e95a3aa7f1de
SSDEEP

12288:SF5nF8ME6jD/mRRPuAeuBMH4koN3l0X9bKAcHgovMtQBHaVzXi5iK:SFPtD/mRRPuAeuWYkO3l0X9KAno0uHaU

Score

10^/10

agenttesla keylogger persistence spyware stealer trojan

Malware Config

Extracted

Family

agenttesla

C2

https://api.telegram.org/bot5612303943:AAFKYGy6vbiiDfKGcrus6Bdd9XppRu5OBPQ/

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
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

Adds Run key to start application 2 TTPs 1 IoCs

persistence

Registry Run Keys / Startup Folder

T1547.001

Modify Registry

T1112

Processes:

iHZsM0uymI3Vg6u.exe

description	ioc	process
Set value (str)	\REGISTRY\USER\S-1-5-21-3455265224-196869244-2056873367-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\ydVSL = "C:\\Users\\Admin\\AppData\\Roaming\\ydVSL\\ydVSL.exe"	iHZsM0uymI3Vg6u.exe

Looks up external IP address via web service 3 IoCs
Uses a legitimate IP lookup service to find the infected system's external IP.

Processes:

flow ioc

52 api.ipify.org
53 api.ipify.org
54 ip-api.com
Suspicious use of SetThreadContext 1 IoCs

Processes:

iHZsM0uymI3Vg6u.exe

description pid process target process

PID 4664 set thread context of 4424 4664 iHZsM0uymI3Vg6u.exe iHZsM0uymI3Vg6u.exe
Suspicious behavior: EnumeratesProcesses 2 IoCs

Processes:

iHZsM0uymI3Vg6u.exe

pid process

4424 iHZsM0uymI3Vg6u.exe
4424 iHZsM0uymI3Vg6u.exe
Suspicious use of AdjustPrivilegeToken 1 IoCs

Processes:

iHZsM0uymI3Vg6u.exe

description pid process

Token: SeDebugPrivilege 4424 iHZsM0uymI3Vg6u.exe
Suspicious use of SetWindowsHookEx 1 IoCs

Processes:

iHZsM0uymI3Vg6u.exe

pid process

4424 iHZsM0uymI3Vg6u.exe

flow	ioc
52	api.ipify.org
53	api.ipify.org
54	ip-api.com

description	pid	process	target process
PID 4664 set thread context of 4424	4664	iHZsM0uymI3Vg6u.exe	iHZsM0uymI3Vg6u.exe

pid	process
4424	iHZsM0uymI3Vg6u.exe
4424	iHZsM0uymI3Vg6u.exe

description	pid	process
Token: SeDebugPrivilege	4424	iHZsM0uymI3Vg6u.exe

pid	process
4424	iHZsM0uymI3Vg6u.exe

Suspicious use of WriteProcessMemory 8 IoCs

Processes:

iHZsM0uymI3Vg6u.exe

description	pid	process	target process
PID 4664 wrote to memory of 4424	4664	iHZsM0uymI3Vg6u.exe	iHZsM0uymI3Vg6u.exe
PID 4664 wrote to memory of 4424	4664	iHZsM0uymI3Vg6u.exe	iHZsM0uymI3Vg6u.exe
PID 4664 wrote to memory of 4424	4664	iHZsM0uymI3Vg6u.exe	iHZsM0uymI3Vg6u.exe
PID 4664 wrote to memory of 4424	4664	iHZsM0uymI3Vg6u.exe	iHZsM0uymI3Vg6u.exe
PID 4664 wrote to memory of 4424	4664	iHZsM0uymI3Vg6u.exe	iHZsM0uymI3Vg6u.exe
PID 4664 wrote to memory of 4424	4664	iHZsM0uymI3Vg6u.exe	iHZsM0uymI3Vg6u.exe
PID 4664 wrote to memory of 4424	4664	iHZsM0uymI3Vg6u.exe	iHZsM0uymI3Vg6u.exe
PID 4664 wrote to memory of 4424	4664	iHZsM0uymI3Vg6u.exe	iHZsM0uymI3Vg6u.exe

C:\Users\Admin\AppData\Local\Temp\iHZsM0uymI3Vg6u.exe
"C:\Users\Admin\AppData\Local\Temp\iHZsM0uymI3Vg6u.exe"
1⤵
- Suspicious use of SetThreadContext
- Suspicious use of WriteProcessMemory
PID:4664

C:\Users\Admin\AppData\Local\Temp\iHZsM0uymI3Vg6u.exe
"C:\Users\Admin\AppData\Local\Temp\iHZsM0uymI3Vg6u.exe"
2⤵
- Adds Run key to start application
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of SetWindowsHookEx
PID:4424

Network

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

Unsecured Credentials

3

T1552

Credentials In Files

3

T1552.001

Discovery

Lateral Movement

Collection

Data from Local System

3

T1005

Command and Control

Exfiltration

Impact

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Downloads

C:\Users\Admin\AppData\Local\Microsoft\CLR_v4.0_32\UsageLogs\iHZsM0uymI3Vg6u.exe.log

Filesize
1KB

MD5
8ec831f3e3a3f77e4a7b9cd32b48384c

SHA1
d83f09fd87c5bd86e045873c231c14836e76a05c

SHA256
7667e538030e3f8ce2886e47a01af24cb0ea70528b1e821c5d8832c5076cb982

SHA512
26bffa2406b66368bd412bf25869a792631455645992cdcade2dbc13a2e56fb546414a6a9223b94c96c38d89187add6678d4779a88b38b0c9e36be8527b213c3

Download Submit
memory/4424-11-0x0000000000400000-0x0000000000444000-memory.dmp

Filesize
272KB

Download
memory/4424-21-0x0000000005690000-0x00000000056A0000-memory.dmp

Filesize
64KB

Download
memory/4424-20-0x0000000074B90000-0x0000000075340000-memory.dmp

Filesize
7.7MB

Download
memory/4424-19-0x0000000006C30000-0x0000000006C80000-memory.dmp

Filesize
320KB

Download
memory/4424-17-0x00000000056A0000-0x0000000005706000-memory.dmp

Filesize
408KB

Download
memory/4424-16-0x0000000005690000-0x00000000056A0000-memory.dmp

Filesize
64KB

Download
memory/4424-15-0x0000000074B90000-0x0000000075340000-memory.dmp

Filesize
7.7MB

Download
memory/4664-5-0x00000000052F0000-0x00000000052FA000-memory.dmp

Filesize
40KB

Download
memory/4664-9-0x0000000007C10000-0x0000000007C8E000-memory.dmp

Filesize
504KB

Download
memory/4664-10-0x0000000006640000-0x00000000066DC000-memory.dmp

Filesize
624KB

Download
memory/4664-8-0x0000000005720000-0x000000000572A000-memory.dmp

Filesize
40KB

Download
memory/4664-7-0x0000000005710000-0x0000000005718000-memory.dmp

Filesize
32KB

Download
memory/4664-14-0x0000000074B90000-0x0000000075340000-memory.dmp

Filesize
7.7MB

Download
memory/4664-6-0x0000000005470000-0x0000000005488000-memory.dmp

Filesize
96KB

Download
memory/4664-1-0x0000000074B90000-0x0000000075340000-memory.dmp

Filesize
7.7MB

Download
memory/4664-4-0x00000000052B0000-0x00000000052C0000-memory.dmp

Filesize
64KB

Download
memory/4664-3-0x0000000005300000-0x0000000005392000-memory.dmp

Filesize
584KB

Download
memory/4664-2-0x0000000005990000-0x0000000005F34000-memory.dmp

Filesize
5.6MB

Download
memory/4664-0-0x0000000000830000-0x00000000008EE000-memory.dmp

Filesize
760KB

Download

Analysis

Sharing

General

Malware Config

Extracted

Signatures

Processes

Network

MITRE ATT&CK Enterprise v15

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Downloads