agenttesla | c6aa4df5c1a41c924836d332bdb2cc68a5c4c611dbeae29629ed86f7ccb4b10e

General

Target

c6aa4df5c1a41c924836d332bdb2cc68a5c4c611dbeae29629ed86f7ccb4b10e.exe
Size

751KB
MD5

21359335fbd65ef5d2351fa45230c2f0
SHA1

08b813bf5615ab5e6a41fac323349e9ca3fe6a2f
SHA256

c6aa4df5c1a41c924836d332bdb2cc68a5c4c611dbeae29629ed86f7ccb4b10e
SHA512

f2a8944b2cf7b60f27cda4e0f16741f98b06404a713cdae9e2ba19c3345acf989580d7911965286f33e8670ad26fcfae34b9950c1dbaa45f21fc52f7c0f49c57
SSDEEP

12288:qm1emEgzgjjN2iN+X6AdtGNc17QK4qjRyJSn8k/SduA1hvR/ejceM:qm0+gjjN12YI73zj8JSn56duA1J0jc

Score

10^/10

agenttesla keylogger persistence spyware stealer trojan

Malware Config

Extracted

Credentials

Protocol: smtp
Host:
server348.web-hosting.com
Port:
587
Username:
[email protected]
Password:
7zh+C6U~a;Jc

Extracted

Family

agenttesla

Credentials

Protocol: smtp
Host:
server348.web-hosting.com
Port:
587
Username:
[email protected]
Password:
7zh+C6U~a;Jc
Email To:
[email protected]

Signatures

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

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-1-5-21-275798769-4264537674-1142822080-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\zKfxT = "C:\\Users\\Admin\\AppData\\Roaming\\zKfxT\\zKfxT.exe"	c6aa4df5c1a41c924836d332bdb2cc68a5c4c611dbeae29629ed86f7ccb4b10e.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.

flow	ioc
39	api.ipify.org
40	api.ipify.org
41	ip-api.com

Suspicious use of SetThreadContext 1 IoCs

description	pid	Process	procid_target
PID 396 set thread context of 4388	396	c6aa4df5c1a41c924836d332bdb2cc68a5c4c611dbeae29629ed86f7ccb4b10e.exe	101

Suspicious behavior: EnumeratesProcesses 3 IoCs

pid	Process
4388	c6aa4df5c1a41c924836d332bdb2cc68a5c4c611dbeae29629ed86f7ccb4b10e.exe
4388	c6aa4df5c1a41c924836d332bdb2cc68a5c4c611dbeae29629ed86f7ccb4b10e.exe
4388	c6aa4df5c1a41c924836d332bdb2cc68a5c4c611dbeae29629ed86f7ccb4b10e.exe

Suspicious use of AdjustPrivilegeToken 1 IoCs

description	pid	Process
Token: SeDebugPrivilege	4388	c6aa4df5c1a41c924836d332bdb2cc68a5c4c611dbeae29629ed86f7ccb4b10e.exe

Suspicious use of SetWindowsHookEx 1 IoCs

pid	Process
4388	c6aa4df5c1a41c924836d332bdb2cc68a5c4c611dbeae29629ed86f7ccb4b10e.exe

Suspicious use of WriteProcessMemory 8 IoCs

description	pid	Process	procid_target
PID 396 wrote to memory of 4388	396	c6aa4df5c1a41c924836d332bdb2cc68a5c4c611dbeae29629ed86f7ccb4b10e.exe	101
PID 396 wrote to memory of 4388	396	c6aa4df5c1a41c924836d332bdb2cc68a5c4c611dbeae29629ed86f7ccb4b10e.exe	101
PID 396 wrote to memory of 4388	396	c6aa4df5c1a41c924836d332bdb2cc68a5c4c611dbeae29629ed86f7ccb4b10e.exe	101
PID 396 wrote to memory of 4388	396	c6aa4df5c1a41c924836d332bdb2cc68a5c4c611dbeae29629ed86f7ccb4b10e.exe	101
PID 396 wrote to memory of 4388	396	c6aa4df5c1a41c924836d332bdb2cc68a5c4c611dbeae29629ed86f7ccb4b10e.exe	101
PID 396 wrote to memory of 4388	396	c6aa4df5c1a41c924836d332bdb2cc68a5c4c611dbeae29629ed86f7ccb4b10e.exe	101
PID 396 wrote to memory of 4388	396	c6aa4df5c1a41c924836d332bdb2cc68a5c4c611dbeae29629ed86f7ccb4b10e.exe	101
PID 396 wrote to memory of 4388	396	c6aa4df5c1a41c924836d332bdb2cc68a5c4c611dbeae29629ed86f7ccb4b10e.exe	101

C:\Users\Admin\AppData\Local\Temp\c6aa4df5c1a41c924836d332bdb2cc68a5c4c611dbeae29629ed86f7ccb4b10e.exe
"C:\Users\Admin\AppData\Local\Temp\c6aa4df5c1a41c924836d332bdb2cc68a5c4c611dbeae29629ed86f7ccb4b10e.exe"
1⤵
- Suspicious use of SetThreadContext
- Suspicious use of WriteProcessMemory
PID:396
- C:\Users\Admin\AppData\Local\Temp\c6aa4df5c1a41c924836d332bdb2cc68a5c4c611dbeae29629ed86f7ccb4b10e.exe
  "C:\Users\Admin\AppData\Local\Temp\c6aa4df5c1a41c924836d332bdb2cc68a5c4c611dbeae29629ed86f7ccb4b10e.exe"
  2⤵
  - Adds Run key to start application
  - Suspicious behavior: EnumeratesProcesses
  - Suspicious use of AdjustPrivilegeToken
  - Suspicious use of SetWindowsHookEx
  PID:4388

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

4

T1552

Credentials In Files

3

T1552.001

Credentials in Registry

1

T1552.002

Discovery

Lateral Movement

Collection

Data from Local System

4

T1005

Command and Control

Exfiltration

Impact

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Downloads

C:\Users\Admin\AppData\Local\Microsoft\CLR_v4.0_32\UsageLogs\c6aa4df5c1a41c924836d332bdb2cc68a5c4c611dbeae29629ed86f7ccb4b10e.exe.log

Filesize
1KB

MD5
8ec831f3e3a3f77e4a7b9cd32b48384c

SHA1
d83f09fd87c5bd86e045873c231c14836e76a05c

SHA256
7667e538030e3f8ce2886e47a01af24cb0ea70528b1e821c5d8832c5076cb982

SHA512
26bffa2406b66368bd412bf25869a792631455645992cdcade2dbc13a2e56fb546414a6a9223b94c96c38d89187add6678d4779a88b38b0c9e36be8527b213c3

Download Submit
memory/396-4-0x00000000056D0000-0x00000000056E0000-memory.dmp

Filesize
64KB

Download
memory/396-14-0x00000000752C0000-0x0000000075A70000-memory.dmp

Filesize
7.7MB

Download
memory/396-3-0x00000000057B0000-0x0000000005842000-memory.dmp

Filesize
584KB

Download
memory/396-1-0x00000000752C0000-0x0000000075A70000-memory.dmp

Filesize
7.7MB

Download
memory/396-5-0x0000000005740000-0x000000000574A000-memory.dmp

Filesize
40KB

Download
memory/396-6-0x0000000005B10000-0x0000000005B24000-memory.dmp

Filesize
80KB

Download
memory/396-7-0x0000000005D50000-0x0000000005D58000-memory.dmp

Filesize
32KB

Download
memory/396-8-0x0000000006980000-0x000000000698C000-memory.dmp

Filesize
48KB

Download
memory/396-2-0x0000000005D60000-0x0000000006304000-memory.dmp

Filesize
5.6MB

Download
memory/396-9-0x00000000069E0000-0x0000000006A5E000-memory.dmp

Filesize
504KB

Download
memory/396-10-0x00000000092A0000-0x000000000933C000-memory.dmp

Filesize
624KB

Download
memory/396-0-0x0000000000C70000-0x0000000000D32000-memory.dmp

Filesize
776KB

Download
memory/4388-15-0x00000000752C0000-0x0000000075A70000-memory.dmp

Filesize
7.7MB

Download
memory/4388-11-0x0000000000400000-0x0000000000444000-memory.dmp

Filesize
272KB

Download
memory/4388-16-0x0000000005160000-0x0000000005170000-memory.dmp

Filesize
64KB

Download
memory/4388-17-0x0000000004FE0000-0x0000000005046000-memory.dmp

Filesize
408KB

Download
memory/4388-20-0x00000000066F0000-0x0000000006740000-memory.dmp

Filesize
320KB

Download
memory/4388-21-0x00000000752C0000-0x0000000075A70000-memory.dmp

Filesize
7.7MB

Download

Analysis

Sharing

General

Malware Config

Extracted

Extracted

Signatures

Processes

Network

MITRE ATT&CK Enterprise v15

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Downloads