agenttesla | ef41b8daddb005f3fa96bcee1477ed56923dbbc6bf2cb834538f5ed2a531a0c6

General

Target

ef41b8daddb005f3fa96bcee1477ed56923dbbc6bf2cb834538f5ed2a531a0c6.exe
Size

697KB
MD5

e899168486ba1dd42dd277b2d8a8725c
SHA1

22fa4b32da6c5434db9fa664a1364d8a3c87f051
SHA256

ef41b8daddb005f3fa96bcee1477ed56923dbbc6bf2cb834538f5ed2a531a0c6
SHA512

5b577e7f600ddd26c8191008736f46d031b732c1fe455f8cc36367f883d93b72a47c487ee60d2f54d4f01c195b178f72afc983b8ffe9ddf76b88dc6bab42504e
SSDEEP

12288:VV0KkHdrJwKcIvlyZ0Cv/SWjlMWKrvU+yTaFVKEu1QTzJBPgiC7VUjUzDd:Sc6C09DWKrzQhh7VEU

Score

10^/10

agenttesla keylogger spyware stealer trojan

Malware Config

Extracted

Family

agenttesla

Credentials

Protocol: smtp
Host:
mail.turf-qatar.com
Port:
587
Username:
[email protected]
Password:
Arch2016@qa
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. 5 IoCs

resource	yara_rule
behavioral1/memory/2852-14-0x0000000000400000-0x0000000000440000-memory.dmp	INDICATOR_EXE_Packed_GEN01
behavioral1/memory/2852-16-0x0000000000400000-0x0000000000440000-memory.dmp	INDICATOR_EXE_Packed_GEN01
behavioral1/memory/2852-19-0x0000000000400000-0x0000000000440000-memory.dmp	INDICATOR_EXE_Packed_GEN01
behavioral1/memory/2852-11-0x0000000000400000-0x0000000000440000-memory.dmp	INDICATOR_EXE_Packed_GEN01
behavioral1/memory/2852-10-0x0000000000400000-0x0000000000440000-memory.dmp	INDICATOR_EXE_Packed_GEN01

Detects binaries (Windows and macOS) referencing many web browsers. Observed in information stealers. 5 IoCs

resource	yara_rule
behavioral1/memory/2852-14-0x0000000000400000-0x0000000000440000-memory.dmp	INDICATOR_SUSPICIOUS_Binary_References_Browsers
behavioral1/memory/2852-16-0x0000000000400000-0x0000000000440000-memory.dmp	INDICATOR_SUSPICIOUS_Binary_References_Browsers
behavioral1/memory/2852-19-0x0000000000400000-0x0000000000440000-memory.dmp	INDICATOR_SUSPICIOUS_Binary_References_Browsers
behavioral1/memory/2852-11-0x0000000000400000-0x0000000000440000-memory.dmp	INDICATOR_SUSPICIOUS_Binary_References_Browsers
behavioral1/memory/2852-10-0x0000000000400000-0x0000000000440000-memory.dmp	INDICATOR_SUSPICIOUS_Binary_References_Browsers

Detects executables referencing Windows vault credential objects. Observed in infostealers 5 IoCs

resource	yara_rule
behavioral1/memory/2852-14-0x0000000000400000-0x0000000000440000-memory.dmp	INDICATOR_SUSPICIOUS_EXE_VaultSchemaGUID
behavioral1/memory/2852-16-0x0000000000400000-0x0000000000440000-memory.dmp	INDICATOR_SUSPICIOUS_EXE_VaultSchemaGUID
behavioral1/memory/2852-19-0x0000000000400000-0x0000000000440000-memory.dmp	INDICATOR_SUSPICIOUS_EXE_VaultSchemaGUID
behavioral1/memory/2852-11-0x0000000000400000-0x0000000000440000-memory.dmp	INDICATOR_SUSPICIOUS_EXE_VaultSchemaGUID
behavioral1/memory/2852-10-0x0000000000400000-0x0000000000440000-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 5 IoCs

resource	yara_rule
behavioral1/memory/2852-14-0x0000000000400000-0x0000000000440000-memory.dmp	INDICATOR_SUSPICIOUS_EXE_References_Confidential_Data_Store
behavioral1/memory/2852-16-0x0000000000400000-0x0000000000440000-memory.dmp	INDICATOR_SUSPICIOUS_EXE_References_Confidential_Data_Store
behavioral1/memory/2852-19-0x0000000000400000-0x0000000000440000-memory.dmp	INDICATOR_SUSPICIOUS_EXE_References_Confidential_Data_Store
behavioral1/memory/2852-11-0x0000000000400000-0x0000000000440000-memory.dmp	INDICATOR_SUSPICIOUS_EXE_References_Confidential_Data_Store
behavioral1/memory/2852-10-0x0000000000400000-0x0000000000440000-memory.dmp	INDICATOR_SUSPICIOUS_EXE_References_Confidential_Data_Store

Detects executables referencing many email and collaboration clients. Observed in information stealers 5 IoCs

resource	yara_rule
behavioral1/memory/2852-14-0x0000000000400000-0x0000000000440000-memory.dmp	INDICATOR_SUSPICIOUS_EXE_References_Messaging_Clients
behavioral1/memory/2852-16-0x0000000000400000-0x0000000000440000-memory.dmp	INDICATOR_SUSPICIOUS_EXE_References_Messaging_Clients
behavioral1/memory/2852-19-0x0000000000400000-0x0000000000440000-memory.dmp	INDICATOR_SUSPICIOUS_EXE_References_Messaging_Clients
behavioral1/memory/2852-11-0x0000000000400000-0x0000000000440000-memory.dmp	INDICATOR_SUSPICIOUS_EXE_References_Messaging_Clients
behavioral1/memory/2852-10-0x0000000000400000-0x0000000000440000-memory.dmp	INDICATOR_SUSPICIOUS_EXE_References_Messaging_Clients

Detects executables referencing many file transfer clients. Observed in information stealers 5 IoCs

resource	yara_rule
behavioral1/memory/2852-14-0x0000000000400000-0x0000000000440000-memory.dmp	INDICATOR_SUSPICIOUS_EXE_Referenfces_File_Transfer_Clients
behavioral1/memory/2852-16-0x0000000000400000-0x0000000000440000-memory.dmp	INDICATOR_SUSPICIOUS_EXE_Referenfces_File_Transfer_Clients
behavioral1/memory/2852-19-0x0000000000400000-0x0000000000440000-memory.dmp	INDICATOR_SUSPICIOUS_EXE_Referenfces_File_Transfer_Clients
behavioral1/memory/2852-11-0x0000000000400000-0x0000000000440000-memory.dmp	INDICATOR_SUSPICIOUS_EXE_Referenfces_File_Transfer_Clients
behavioral1/memory/2852-10-0x0000000000400000-0x0000000000440000-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

Suspicious use of SetThreadContext 1 IoCs

description	pid	Process	procid_target
PID 2200 set thread context of 2852	2200	ef41b8daddb005f3fa96bcee1477ed56923dbbc6bf2cb834538f5ed2a531a0c6.exe	28

Suspicious behavior: EnumeratesProcesses 2 IoCs

pid	Process
2852	ef41b8daddb005f3fa96bcee1477ed56923dbbc6bf2cb834538f5ed2a531a0c6.exe
2852	ef41b8daddb005f3fa96bcee1477ed56923dbbc6bf2cb834538f5ed2a531a0c6.exe

Suspicious use of AdjustPrivilegeToken 1 IoCs

description	pid	Process
Token: SeDebugPrivilege	2852	ef41b8daddb005f3fa96bcee1477ed56923dbbc6bf2cb834538f5ed2a531a0c6.exe

Suspicious use of WriteProcessMemory 9 IoCs

description	pid	Process	procid_target
PID 2200 wrote to memory of 2852	2200	ef41b8daddb005f3fa96bcee1477ed56923dbbc6bf2cb834538f5ed2a531a0c6.exe	28
PID 2200 wrote to memory of 2852	2200	ef41b8daddb005f3fa96bcee1477ed56923dbbc6bf2cb834538f5ed2a531a0c6.exe	28
PID 2200 wrote to memory of 2852	2200	ef41b8daddb005f3fa96bcee1477ed56923dbbc6bf2cb834538f5ed2a531a0c6.exe	28
PID 2200 wrote to memory of 2852	2200	ef41b8daddb005f3fa96bcee1477ed56923dbbc6bf2cb834538f5ed2a531a0c6.exe	28
PID 2200 wrote to memory of 2852	2200	ef41b8daddb005f3fa96bcee1477ed56923dbbc6bf2cb834538f5ed2a531a0c6.exe	28
PID 2200 wrote to memory of 2852	2200	ef41b8daddb005f3fa96bcee1477ed56923dbbc6bf2cb834538f5ed2a531a0c6.exe	28
PID 2200 wrote to memory of 2852	2200	ef41b8daddb005f3fa96bcee1477ed56923dbbc6bf2cb834538f5ed2a531a0c6.exe	28
PID 2200 wrote to memory of 2852	2200	ef41b8daddb005f3fa96bcee1477ed56923dbbc6bf2cb834538f5ed2a531a0c6.exe	28
PID 2200 wrote to memory of 2852	2200	ef41b8daddb005f3fa96bcee1477ed56923dbbc6bf2cb834538f5ed2a531a0c6.exe	28

C:\Users\Admin\AppData\Local\Temp\ef41b8daddb005f3fa96bcee1477ed56923dbbc6bf2cb834538f5ed2a531a0c6.exe
"C:\Users\Admin\AppData\Local\Temp\ef41b8daddb005f3fa96bcee1477ed56923dbbc6bf2cb834538f5ed2a531a0c6.exe"
1⤵
- Suspicious use of SetThreadContext
- Suspicious use of WriteProcessMemory
PID:2200
- C:\Users\Admin\AppData\Local\Temp\ef41b8daddb005f3fa96bcee1477ed56923dbbc6bf2cb834538f5ed2a531a0c6.exe
  "C:\Users\Admin\AppData\Local\Temp\ef41b8daddb005f3fa96bcee1477ed56923dbbc6bf2cb834538f5ed2a531a0c6.exe"
  2⤵
  - Suspicious behavior: EnumeratesProcesses
  - Suspicious use of AdjustPrivilegeToken
  PID:2852

Network

MITRE ATT&CK Enterprise v15

Reconnaissance

Resource Development

Initial Access

Execution

Persistence

Privilege Escalation

Defense Evasion

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

Replay Monitor

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Downloads

memory/2200-0-0x0000000074ABE000-0x0000000074ABF000-memory.dmp

Filesize
4KB

Download
memory/2200-1-0x0000000001190000-0x0000000001242000-memory.dmp

Filesize
712KB

Download
memory/2200-2-0x0000000074AB0000-0x000000007519E000-memory.dmp

Filesize
6.9MB

Download
memory/2200-3-0x0000000000990000-0x00000000009A8000-memory.dmp

Filesize
96KB

Download
memory/2200-4-0x0000000000400000-0x0000000000410000-memory.dmp

Filesize
64KB

Download
memory/2200-5-0x0000000005000000-0x0000000005082000-memory.dmp

Filesize
520KB

Download
memory/2200-22-0x0000000074AB0000-0x000000007519E000-memory.dmp

Filesize
6.9MB

Download
memory/2852-16-0x0000000000400000-0x0000000000440000-memory.dmp

Filesize
256KB

Download
memory/2852-14-0x0000000000400000-0x0000000000440000-memory.dmp

Filesize
256KB

Download
memory/2852-19-0x0000000000400000-0x0000000000440000-memory.dmp

Filesize
256KB

Download
memory/2852-12-0x000000007EFDE000-0x000000007EFDF000-memory.dmp

Filesize
4KB

Download
memory/2852-11-0x0000000000400000-0x0000000000440000-memory.dmp

Filesize
256KB

Download
memory/2852-10-0x0000000000400000-0x0000000000440000-memory.dmp

Filesize
256KB

Download
memory/2852-20-0x0000000074AB0000-0x000000007519E000-memory.dmp

Filesize
6.9MB

Download
memory/2852-8-0x0000000000400000-0x0000000000440000-memory.dmp

Filesize
256KB

Download
memory/2852-21-0x0000000074AB0000-0x000000007519E000-memory.dmp

Filesize
6.9MB

Download
memory/2852-6-0x0000000000400000-0x0000000000440000-memory.dmp

Filesize
256KB

Download
memory/2852-23-0x0000000074AB0000-0x000000007519E000-memory.dmp

Filesize
6.9MB

Download

Analysis

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