agenttesla | b457da14609fc8020ecfb60e38e40ebae7e5c7d5ec5d2cdfd6efe28993003343

General

Target

b457da14609fc8020ecfb60e38e40ebae7e5c7d5ec5d2cdfd6efe28993003343.exe
Size

430KB
MD5

48f711ef249aea24262173e584b56cc0
SHA1

b584ef035a25329bc98d064730ee685481cbf36a
SHA256

b457da14609fc8020ecfb60e38e40ebae7e5c7d5ec5d2cdfd6efe28993003343
SHA512

5b587eff354142e0dc10aa8e1dad6c2bcb649c211b187bbf1c573941c6a05b9079f00651920f430ef86926aa2c06f79cf3a60fb4c0abea482abeda1329469bf5
SSDEEP

6144:eKiAnmOeYfCjXwVKXCPVmR5Q64dIhBzX+8PkYdFitqsAHHxZSFXHT5TyibAf8Sa3:nmwK7jFu64GHzNYOHxZSFXIgA0P

Score

10^/10

agenttesla keylogger persistence spyware stealer trojan

Malware Config

Extracted

Credentials

Protocol: smtp
Host:
server1.sqsendy.shop
Port:
587
Username:
[email protected]
Password:
O4{S#5MLFM!Z

Extracted

Family

agenttesla

Credentials

Protocol: smtp
Host:
server1.sqsendy.shop
Port:
587
Username:
[email protected]
Password:
O4{S#5MLFM!Z
Email To:
[email protected]

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

description	ioc	Process
Set value (str)	\REGISTRY\USER\S-1-5-21-3635043082-2972811465-3176142135-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\yuuogwi = "C:\\Users\\Admin\\AppData\\Roaming\\yuuogwi.exe"	b457da14609fc8020ecfb60e38e40ebae7e5c7d5ec5d2cdfd6efe28993003343.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
43	api.ipify.org
44	api.ipify.org
45	ip-api.com

Suspicious use of SetThreadContext 1 IoCs

description	pid	Process	procid_target
PID 572 set thread context of 2144	572	b457da14609fc8020ecfb60e38e40ebae7e5c7d5ec5d2cdfd6efe28993003343.exe	91

Suspicious behavior: EnumeratesProcesses 2 IoCs

pid	Process
2144	b457da14609fc8020ecfb60e38e40ebae7e5c7d5ec5d2cdfd6efe28993003343.exe
2144	b457da14609fc8020ecfb60e38e40ebae7e5c7d5ec5d2cdfd6efe28993003343.exe

Suspicious use of AdjustPrivilegeToken 2 IoCs

description	pid	Process
Token: SeDebugPrivilege	572	b457da14609fc8020ecfb60e38e40ebae7e5c7d5ec5d2cdfd6efe28993003343.exe
Token: SeDebugPrivilege	2144	b457da14609fc8020ecfb60e38e40ebae7e5c7d5ec5d2cdfd6efe28993003343.exe

Suspicious use of WriteProcessMemory 8 IoCs

description	pid	Process	procid_target
PID 572 wrote to memory of 2144	572	b457da14609fc8020ecfb60e38e40ebae7e5c7d5ec5d2cdfd6efe28993003343.exe	91
PID 572 wrote to memory of 2144	572	b457da14609fc8020ecfb60e38e40ebae7e5c7d5ec5d2cdfd6efe28993003343.exe	91
PID 572 wrote to memory of 2144	572	b457da14609fc8020ecfb60e38e40ebae7e5c7d5ec5d2cdfd6efe28993003343.exe	91
PID 572 wrote to memory of 2144	572	b457da14609fc8020ecfb60e38e40ebae7e5c7d5ec5d2cdfd6efe28993003343.exe	91
PID 572 wrote to memory of 2144	572	b457da14609fc8020ecfb60e38e40ebae7e5c7d5ec5d2cdfd6efe28993003343.exe	91
PID 572 wrote to memory of 2144	572	b457da14609fc8020ecfb60e38e40ebae7e5c7d5ec5d2cdfd6efe28993003343.exe	91
PID 572 wrote to memory of 2144	572	b457da14609fc8020ecfb60e38e40ebae7e5c7d5ec5d2cdfd6efe28993003343.exe	91
PID 572 wrote to memory of 2144	572	b457da14609fc8020ecfb60e38e40ebae7e5c7d5ec5d2cdfd6efe28993003343.exe	91

C:\Users\Admin\AppData\Local\Temp\b457da14609fc8020ecfb60e38e40ebae7e5c7d5ec5d2cdfd6efe28993003343.exe
"C:\Users\Admin\AppData\Local\Temp\b457da14609fc8020ecfb60e38e40ebae7e5c7d5ec5d2cdfd6efe28993003343.exe"
1⤵
- Adds Run key to start application
- Suspicious use of SetThreadContext
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
PID:572
- C:\Users\Admin\AppData\Local\Temp\b457da14609fc8020ecfb60e38e40ebae7e5c7d5ec5d2cdfd6efe28993003343.exe
  C:\Users\Admin\AppData\Local\Temp\b457da14609fc8020ecfb60e38e40ebae7e5c7d5ec5d2cdfd6efe28993003343.exe
  2⤵
  - Suspicious behavior: EnumeratesProcesses
  - Suspicious use of AdjustPrivilegeToken
  PID:2144

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

Replay Monitor

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Downloads

C:\Users\Admin\AppData\Local\Microsoft\CLR_v4.0_32\UsageLogs\b457da14609fc8020ecfb60e38e40ebae7e5c7d5ec5d2cdfd6efe28993003343.exe.log

Filesize
927B

MD5
4a911455784f74e368a4c2c7876d76f4

SHA1
a1700a0849ffb4f26671eb76da2489946b821c34

SHA256
264098e15b5b33d425f3b76e45b7976b58f917048125041135f7e60d8151108c

SHA512
4617591400409e1930195795a55e20d5f063042bb3e9fd1955099066e507b6ac8a1e3ae54cc42418e2639149b31bf7e58cd5743670d9030a15e29f14d813815d

Download Submit
memory/572-5-0x00000000055C0000-0x0000000005602000-memory.dmp

Filesize
264KB

Download
memory/572-14-0x0000000074720000-0x0000000074ED0000-memory.dmp

Filesize
7.7MB

Download
memory/572-1-0x0000000000B00000-0x0000000000B6E000-memory.dmp

Filesize
440KB

Download
memory/572-4-0x0000000005550000-0x00000000055AA000-memory.dmp

Filesize
360KB

Download
memory/572-0-0x0000000074720000-0x0000000074ED0000-memory.dmp

Filesize
7.7MB

Download
memory/572-6-0x0000000005610000-0x0000000005650000-memory.dmp

Filesize
256KB

Download
memory/572-7-0x0000000005660000-0x00000000056AC000-memory.dmp

Filesize
304KB

Download
memory/572-8-0x0000000005CD0000-0x0000000006274000-memory.dmp

Filesize
5.6MB

Download
memory/572-3-0x00000000054D0000-0x0000000005528000-memory.dmp

Filesize
352KB

Download
memory/572-2-0x00000000055B0000-0x00000000055C0000-memory.dmp

Filesize
64KB

Download
memory/2144-21-0x0000000074720000-0x0000000074ED0000-memory.dmp

Filesize
7.7MB

Download
memory/2144-13-0x0000000074720000-0x0000000074ED0000-memory.dmp

Filesize
7.7MB

Download
memory/2144-15-0x0000000002C40000-0x0000000002C50000-memory.dmp

Filesize
64KB

Download
memory/2144-16-0x0000000005230000-0x0000000005296000-memory.dmp

Filesize
408KB

Download
memory/2144-17-0x0000000006950000-0x00000000069A0000-memory.dmp

Filesize
320KB

Download
memory/2144-18-0x0000000006A40000-0x0000000006ADC000-memory.dmp

Filesize
624KB

Download
memory/2144-19-0x0000000006AE0000-0x0000000006B72000-memory.dmp

Filesize
584KB

Download
memory/2144-20-0x00000000069F0000-0x00000000069FA000-memory.dmp

Filesize
40KB

Download
memory/2144-10-0x0000000000400000-0x0000000000442000-memory.dmp

Filesize
264KB

Download

Analysis

Sharing

General

Malware Config

Extracted

Extracted

Signatures

Processes

Network

MITRE ATT&CK Enterprise v15

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Downloads