agenttesla | e8e7e8a99578a440cbfe5e8661416f2c2ff65aa73d80db2618c792ca42d5ec6e

General

Target

e8e7e8a99578a440cbfe5e8661416f2c2ff65aa73d80db2618c792ca42d5ec6e.exe
Size

416KB
MD5

fa3fb006d6a088352f4eb2ae1245e65b
SHA1

4decc705c1a4f6f5f7c8ef34ce0db01b5bcb306e
SHA256

e8e7e8a99578a440cbfe5e8661416f2c2ff65aa73d80db2618c792ca42d5ec6e
SHA512

4eb971eb1589aa28f8f7981b8c8f3d9ed811635f691ff5adad53f144a08dadcf76f6c97245a8a47e17c435e17400117969a341b259b8b8f50b079be7f20702bf
SSDEEP

6144:VcJSfUAHAVrAGkdjDVDPMWRIUl03nFwTdqiKSFHFY6mfVGzh2S1hy:VoSfU3rdkd9kkjKnFMq2FH26OGV2Sm

Score

10^/10

agenttesla keylogger persistence spyware stealer trojan

Malware Config

Extracted

Credentials

Protocol: smtp
Host:
us2.smtp.mailhostbox.com
Port:
587
Username:
[email protected]
Password:
jCXzqcP1 daniel 3116

Extracted

Family

agenttesla

Credentials

Protocol: smtp
Host:
us2.smtp.mailhostbox.com
Port:
587
Username:
[email protected]
Password:
jCXzqcP1 daniel 3116
Email To:
[email protected]

Signatures

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

Detect packed .NET executables. Mostly AgentTeslaV4. 1 IoCs

resource	yara_rule
behavioral2/memory/4604-3-0x0000000000400000-0x0000000000442000-memory.dmp	INDICATOR_EXE_Packed_GEN01

Detects binaries (Windows and macOS) referencing many web browsers. Observed in information stealers. 1 IoCs

resource	yara_rule
behavioral2/memory/4604-3-0x0000000000400000-0x0000000000442000-memory.dmp	INDICATOR_SUSPICIOUS_Binary_References_Browsers

Detects executables referencing Windows vault credential objects. Observed in infostealers 1 IoCs

resource	yara_rule
behavioral2/memory/4604-3-0x0000000000400000-0x0000000000442000-memory.dmp	INDICATOR_SUSPICIOUS_EXE_VaultSchemaGUID

Detects executables referencing many confidential data stores found in browsers, mail clients, cryptocurreny wallets, etc. Observed in information stealers 1 IoCs

resource	yara_rule
behavioral2/memory/4604-3-0x0000000000400000-0x0000000000442000-memory.dmp	INDICATOR_SUSPICIOUS_EXE_References_Confidential_Data_Store

Detects executables referencing many email and collaboration clients. Observed in information stealers 1 IoCs

resource	yara_rule
behavioral2/memory/4604-3-0x0000000000400000-0x0000000000442000-memory.dmp	INDICATOR_SUSPICIOUS_EXE_References_Messaging_Clients

Detects executables referencing many file transfer clients. Observed in information stealers 1 IoCs

resource	yara_rule
behavioral2/memory/4604-3-0x0000000000400000-0x0000000000442000-memory.dmp	INDICATOR_SUSPICIOUS_EXE_Referenfces_File_Transfer_Clients

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-1-5-21-983155329-280873152-1838004294-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\mpTrle = "C:\\Users\\Admin\\AppData\\Roaming\\mpTrle\\mpTrle.exe"	e8e7e8a99578a440cbfe5e8661416f2c2ff65aa73d80db2618c792ca42d5ec6e.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
20	api.ipify.org
19	api.ipify.org

Suspicious use of SetThreadContext 1 IoCs

description	pid	Process	procid_target
PID 1524 set thread context of 4604	1524	e8e7e8a99578a440cbfe5e8661416f2c2ff65aa73d80db2618c792ca42d5ec6e.exe	89

Suspicious behavior: EnumeratesProcesses 2 IoCs

pid	Process
4604	e8e7e8a99578a440cbfe5e8661416f2c2ff65aa73d80db2618c792ca42d5ec6e.exe
4604	e8e7e8a99578a440cbfe5e8661416f2c2ff65aa73d80db2618c792ca42d5ec6e.exe

Suspicious use of AdjustPrivilegeToken 1 IoCs

description	pid	Process
Token: SeDebugPrivilege	4604	e8e7e8a99578a440cbfe5e8661416f2c2ff65aa73d80db2618c792ca42d5ec6e.exe

Suspicious use of WriteProcessMemory 8 IoCs

description	pid	Process	procid_target
PID 1524 wrote to memory of 4604	1524	e8e7e8a99578a440cbfe5e8661416f2c2ff65aa73d80db2618c792ca42d5ec6e.exe	89
PID 1524 wrote to memory of 4604	1524	e8e7e8a99578a440cbfe5e8661416f2c2ff65aa73d80db2618c792ca42d5ec6e.exe	89
PID 1524 wrote to memory of 4604	1524	e8e7e8a99578a440cbfe5e8661416f2c2ff65aa73d80db2618c792ca42d5ec6e.exe	89
PID 1524 wrote to memory of 4604	1524	e8e7e8a99578a440cbfe5e8661416f2c2ff65aa73d80db2618c792ca42d5ec6e.exe	89
PID 1524 wrote to memory of 4604	1524	e8e7e8a99578a440cbfe5e8661416f2c2ff65aa73d80db2618c792ca42d5ec6e.exe	89
PID 1524 wrote to memory of 4604	1524	e8e7e8a99578a440cbfe5e8661416f2c2ff65aa73d80db2618c792ca42d5ec6e.exe	89
PID 1524 wrote to memory of 4604	1524	e8e7e8a99578a440cbfe5e8661416f2c2ff65aa73d80db2618c792ca42d5ec6e.exe	89
PID 1524 wrote to memory of 4604	1524	e8e7e8a99578a440cbfe5e8661416f2c2ff65aa73d80db2618c792ca42d5ec6e.exe	89

C:\Users\Admin\AppData\Local\Temp\e8e7e8a99578a440cbfe5e8661416f2c2ff65aa73d80db2618c792ca42d5ec6e.exe
"C:\Users\Admin\AppData\Local\Temp\e8e7e8a99578a440cbfe5e8661416f2c2ff65aa73d80db2618c792ca42d5ec6e.exe"
1⤵
- Suspicious use of SetThreadContext
- Suspicious use of WriteProcessMemory
PID:1524
- C:\Users\Admin\AppData\Local\Temp\e8e7e8a99578a440cbfe5e8661416f2c2ff65aa73d80db2618c792ca42d5ec6e.exe
  "C:\Users\Admin\AppData\Local\Temp\e8e7e8a99578a440cbfe5e8661416f2c2ff65aa73d80db2618c792ca42d5ec6e.exe"
  2⤵
  - Adds Run key to start application
  - Suspicious behavior: EnumeratesProcesses
  - Suspicious use of AdjustPrivilegeToken
  PID:4604

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

memory/1524-9-0x0000000075250000-0x0000000075A00000-memory.dmp

Filesize
7.7MB

Download
memory/1524-1-0x0000000075250000-0x0000000075A00000-memory.dmp

Filesize
7.7MB

Download
memory/1524-2-0x0000000004B10000-0x0000000004B20000-memory.dmp

Filesize
64KB

Download
memory/1524-0-0x0000000000150000-0x00000000001BE000-memory.dmp

Filesize
440KB

Download
memory/1524-4-0x0000000004B20000-0x0000000004B21000-memory.dmp

Filesize
4KB

Download
memory/4604-8-0x0000000005550000-0x00000000055B6000-memory.dmp

Filesize
408KB

Download
memory/4604-5-0x0000000075250000-0x0000000075A00000-memory.dmp

Filesize
7.7MB

Download
memory/4604-6-0x0000000005A00000-0x0000000005FA4000-memory.dmp

Filesize
5.6MB

Download
memory/4604-3-0x0000000000400000-0x0000000000442000-memory.dmp

Filesize
264KB

Download
memory/4604-7-0x0000000005400000-0x0000000005410000-memory.dmp

Filesize
64KB

Download
memory/4604-11-0x0000000006CF0000-0x0000000006D40000-memory.dmp

Filesize
320KB

Download
memory/4604-12-0x0000000006DE0000-0x0000000006E7C000-memory.dmp

Filesize
624KB

Download
memory/4604-13-0x0000000006F20000-0x0000000006FB2000-memory.dmp

Filesize
584KB

Download
memory/4604-14-0x0000000006EC0000-0x0000000006ECA000-memory.dmp

Filesize
40KB

Download
memory/4604-15-0x0000000075250000-0x0000000075A00000-memory.dmp

Filesize
7.7MB

Download
memory/4604-16-0x0000000005400000-0x0000000005410000-memory.dmp

Filesize
64KB

Download

Analysis

Sharing

General

Malware Config

Extracted

Extracted

Signatures

Processes

Network

MITRE ATT&CK Enterprise v15

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Downloads