agenttesla | 326068aa434690c190e1784ac4eef5198e550e41b7189738879ed042ed97e732

General

Target

326068aa434690c190e1784ac4eef5198e550e41b7189738879ed042ed97e732.exe
Size

711KB
MD5

672ff72e4c953163d29662a9e349a2b2
SHA1

ed30eff3a33dba1831aa311329574e3a7987ea15
SHA256

326068aa434690c190e1784ac4eef5198e550e41b7189738879ed042ed97e732
SHA512

18558af027a861839cb32a3d1a4df6fca196f2cd2598d48e3b48235e90d434511bf3d9393fbd00ded8e6fce83826dab70ff89006bba59d6fc3758e032d8f11bb
SSDEEP

12288:SOg3KLpQOSpMVy1yuSLK8MRFKT/9tlxeJSUFYCmf0WJHtnQ0R0MuC2iN:jwKLpQO6MAInY8BxeJnFY+2ZOMuC1

Score

10^/10

agenttesla keylogger spyware stealer trojan

Malware Config

Extracted

Credentials

Protocol: smtp
Host:
box.flytach-tw.com
Port:
587
Username:
[email protected]
Password:
Daddyhandsome@1234

Extracted

Family

agenttesla

Credentials

Protocol: smtp
Host:
box.flytach-tw.com
Port:
587
Username:
[email protected]
Password:
Daddyhandsome@1234
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/2520-9-0x0000000000400000-0x0000000000442000-memory.dmp	INDICATOR_EXE_Packed_GEN01
behavioral1/memory/2520-10-0x0000000000400000-0x0000000000442000-memory.dmp	INDICATOR_EXE_Packed_GEN01
behavioral1/memory/2520-14-0x0000000000400000-0x0000000000442000-memory.dmp	INDICATOR_EXE_Packed_GEN01
behavioral1/memory/2520-18-0x0000000000400000-0x0000000000442000-memory.dmp	INDICATOR_EXE_Packed_GEN01
behavioral1/memory/2520-16-0x0000000000400000-0x0000000000442000-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/2520-9-0x0000000000400000-0x0000000000442000-memory.dmp	INDICATOR_SUSPICIOUS_Binary_References_Browsers
behavioral1/memory/2520-10-0x0000000000400000-0x0000000000442000-memory.dmp	INDICATOR_SUSPICIOUS_Binary_References_Browsers
behavioral1/memory/2520-14-0x0000000000400000-0x0000000000442000-memory.dmp	INDICATOR_SUSPICIOUS_Binary_References_Browsers
behavioral1/memory/2520-18-0x0000000000400000-0x0000000000442000-memory.dmp	INDICATOR_SUSPICIOUS_Binary_References_Browsers
behavioral1/memory/2520-16-0x0000000000400000-0x0000000000442000-memory.dmp	INDICATOR_SUSPICIOUS_Binary_References_Browsers

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

resource	yara_rule
behavioral1/memory/2520-9-0x0000000000400000-0x0000000000442000-memory.dmp	INDICATOR_SUSPICIOUS_EXE_VaultSchemaGUID
behavioral1/memory/2520-10-0x0000000000400000-0x0000000000442000-memory.dmp	INDICATOR_SUSPICIOUS_EXE_VaultSchemaGUID
behavioral1/memory/2520-14-0x0000000000400000-0x0000000000442000-memory.dmp	INDICATOR_SUSPICIOUS_EXE_VaultSchemaGUID
behavioral1/memory/2520-18-0x0000000000400000-0x0000000000442000-memory.dmp	INDICATOR_SUSPICIOUS_EXE_VaultSchemaGUID
behavioral1/memory/2520-16-0x0000000000400000-0x0000000000442000-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 5 IoCs

resource	yara_rule
behavioral1/memory/2520-9-0x0000000000400000-0x0000000000442000-memory.dmp	INDICATOR_SUSPICIOUS_EXE_References_Confidential_Data_Store
behavioral1/memory/2520-10-0x0000000000400000-0x0000000000442000-memory.dmp	INDICATOR_SUSPICIOUS_EXE_References_Confidential_Data_Store
behavioral1/memory/2520-14-0x0000000000400000-0x0000000000442000-memory.dmp	INDICATOR_SUSPICIOUS_EXE_References_Confidential_Data_Store
behavioral1/memory/2520-18-0x0000000000400000-0x0000000000442000-memory.dmp	INDICATOR_SUSPICIOUS_EXE_References_Confidential_Data_Store
behavioral1/memory/2520-16-0x0000000000400000-0x0000000000442000-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/2520-9-0x0000000000400000-0x0000000000442000-memory.dmp	INDICATOR_SUSPICIOUS_EXE_References_Messaging_Clients
behavioral1/memory/2520-10-0x0000000000400000-0x0000000000442000-memory.dmp	INDICATOR_SUSPICIOUS_EXE_References_Messaging_Clients
behavioral1/memory/2520-14-0x0000000000400000-0x0000000000442000-memory.dmp	INDICATOR_SUSPICIOUS_EXE_References_Messaging_Clients
behavioral1/memory/2520-18-0x0000000000400000-0x0000000000442000-memory.dmp	INDICATOR_SUSPICIOUS_EXE_References_Messaging_Clients
behavioral1/memory/2520-16-0x0000000000400000-0x0000000000442000-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/2520-9-0x0000000000400000-0x0000000000442000-memory.dmp	INDICATOR_SUSPICIOUS_EXE_Referenfces_File_Transfer_Clients
behavioral1/memory/2520-10-0x0000000000400000-0x0000000000442000-memory.dmp	INDICATOR_SUSPICIOUS_EXE_Referenfces_File_Transfer_Clients
behavioral1/memory/2520-14-0x0000000000400000-0x0000000000442000-memory.dmp	INDICATOR_SUSPICIOUS_EXE_Referenfces_File_Transfer_Clients
behavioral1/memory/2520-18-0x0000000000400000-0x0000000000442000-memory.dmp	INDICATOR_SUSPICIOUS_EXE_Referenfces_File_Transfer_Clients
behavioral1/memory/2520-16-0x0000000000400000-0x0000000000442000-memory.dmp	INDICATOR_SUSPICIOUS_EXE_Referenfces_File_Transfer_Clients

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

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
2	api.ipify.org
3	api.ipify.org

Suspicious use of SetThreadContext 1 IoCs

description	pid	Process	procid_target
PID 2292 set thread context of 2520	2292	326068aa434690c190e1784ac4eef5198e550e41b7189738879ed042ed97e732.exe	29

Suspicious behavior: EnumeratesProcesses 5 IoCs

pid	Process
2292	326068aa434690c190e1784ac4eef5198e550e41b7189738879ed042ed97e732.exe
2292	326068aa434690c190e1784ac4eef5198e550e41b7189738879ed042ed97e732.exe
2292	326068aa434690c190e1784ac4eef5198e550e41b7189738879ed042ed97e732.exe
2520	326068aa434690c190e1784ac4eef5198e550e41b7189738879ed042ed97e732.exe
2520	326068aa434690c190e1784ac4eef5198e550e41b7189738879ed042ed97e732.exe

Suspicious use of AdjustPrivilegeToken 2 IoCs

description	pid	Process
Token: SeDebugPrivilege	2292	326068aa434690c190e1784ac4eef5198e550e41b7189738879ed042ed97e732.exe
Token: SeDebugPrivilege	2520	326068aa434690c190e1784ac4eef5198e550e41b7189738879ed042ed97e732.exe

Suspicious use of SetWindowsHookEx 1 IoCs

pid	Process
2520	326068aa434690c190e1784ac4eef5198e550e41b7189738879ed042ed97e732.exe

Suspicious use of WriteProcessMemory 13 IoCs

description	pid	Process	procid_target
PID 2292 wrote to memory of 2532	2292	326068aa434690c190e1784ac4eef5198e550e41b7189738879ed042ed97e732.exe	28
PID 2292 wrote to memory of 2532	2292	326068aa434690c190e1784ac4eef5198e550e41b7189738879ed042ed97e732.exe	28
PID 2292 wrote to memory of 2532	2292	326068aa434690c190e1784ac4eef5198e550e41b7189738879ed042ed97e732.exe	28
PID 2292 wrote to memory of 2532	2292	326068aa434690c190e1784ac4eef5198e550e41b7189738879ed042ed97e732.exe	28
PID 2292 wrote to memory of 2520	2292	326068aa434690c190e1784ac4eef5198e550e41b7189738879ed042ed97e732.exe	29
PID 2292 wrote to memory of 2520	2292	326068aa434690c190e1784ac4eef5198e550e41b7189738879ed042ed97e732.exe	29
PID 2292 wrote to memory of 2520	2292	326068aa434690c190e1784ac4eef5198e550e41b7189738879ed042ed97e732.exe	29
PID 2292 wrote to memory of 2520	2292	326068aa434690c190e1784ac4eef5198e550e41b7189738879ed042ed97e732.exe	29
PID 2292 wrote to memory of 2520	2292	326068aa434690c190e1784ac4eef5198e550e41b7189738879ed042ed97e732.exe	29
PID 2292 wrote to memory of 2520	2292	326068aa434690c190e1784ac4eef5198e550e41b7189738879ed042ed97e732.exe	29
PID 2292 wrote to memory of 2520	2292	326068aa434690c190e1784ac4eef5198e550e41b7189738879ed042ed97e732.exe	29
PID 2292 wrote to memory of 2520	2292	326068aa434690c190e1784ac4eef5198e550e41b7189738879ed042ed97e732.exe	29
PID 2292 wrote to memory of 2520	2292	326068aa434690c190e1784ac4eef5198e550e41b7189738879ed042ed97e732.exe	29

C:\Users\Admin\AppData\Local\Temp\326068aa434690c190e1784ac4eef5198e550e41b7189738879ed042ed97e732.exe
"C:\Users\Admin\AppData\Local\Temp\326068aa434690c190e1784ac4eef5198e550e41b7189738879ed042ed97e732.exe"
1⤵
- Suspicious use of SetThreadContext
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
PID:2292
- C:\Users\Admin\AppData\Local\Temp\326068aa434690c190e1784ac4eef5198e550e41b7189738879ed042ed97e732.exe
  "C:\Users\Admin\AppData\Local\Temp\326068aa434690c190e1784ac4eef5198e550e41b7189738879ed042ed97e732.exe"
  2⤵
  PID:2532
- C:\Users\Admin\AppData\Local\Temp\326068aa434690c190e1784ac4eef5198e550e41b7189738879ed042ed97e732.exe
  "C:\Users\Admin\AppData\Local\Temp\326068aa434690c190e1784ac4eef5198e550e41b7189738879ed042ed97e732.exe"
  2⤵
  - Suspicious behavior: EnumeratesProcesses
  - Suspicious use of AdjustPrivilegeToken
  - Suspicious use of SetWindowsHookEx
  PID:2520

Network

MITRE ATT&CK Enterprise v15

Reconnaissance

Resource Development

Initial Access

Execution

Persistence

Privilege Escalation

Defense Evasion

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

Loading Replay Monitor...

Downloads

memory/2292-0-0x0000000000BD0000-0x0000000000C88000-memory.dmp

Filesize
736KB

Download
memory/2292-1-0x0000000074430000-0x0000000074B1E000-memory.dmp

Filesize
6.9MB

Download
memory/2292-2-0x0000000004790000-0x00000000047D0000-memory.dmp

Filesize
256KB

Download
memory/2292-3-0x0000000000410000-0x0000000000430000-memory.dmp

Filesize
128KB

Download
memory/2292-4-0x0000000000450000-0x000000000045E000-memory.dmp

Filesize
56KB

Download
memory/2292-5-0x0000000000670000-0x0000000000682000-memory.dmp

Filesize
72KB

Download
memory/2292-6-0x0000000005790000-0x0000000005814000-memory.dmp

Filesize
528KB

Download
memory/2292-19-0x0000000074430000-0x0000000074B1E000-memory.dmp

Filesize
6.9MB

Download
memory/2520-8-0x0000000000400000-0x0000000000442000-memory.dmp

Filesize
264KB

Download
memory/2520-9-0x0000000000400000-0x0000000000442000-memory.dmp

Filesize
264KB

Download
memory/2520-10-0x0000000000400000-0x0000000000442000-memory.dmp

Filesize
264KB

Download
memory/2520-12-0x000000007EFDE000-0x000000007EFDF000-memory.dmp

Filesize
4KB

Download
memory/2520-14-0x0000000000400000-0x0000000000442000-memory.dmp

Filesize
264KB

Download
memory/2520-18-0x0000000000400000-0x0000000000442000-memory.dmp

Filesize
264KB

Download
memory/2520-16-0x0000000000400000-0x0000000000442000-memory.dmp

Filesize
264KB

Download
memory/2520-7-0x0000000000400000-0x0000000000442000-memory.dmp

Filesize
264KB

Download
memory/2520-20-0x0000000074430000-0x0000000074B1E000-memory.dmp

Filesize
6.9MB

Download
memory/2520-21-0x0000000004D20000-0x0000000004D60000-memory.dmp

Filesize
256KB

Download
memory/2520-22-0x0000000074430000-0x0000000074B1E000-memory.dmp

Filesize
6.9MB

Download

Analysis

Sharing

General

Malware Config

Extracted

Extracted

Signatures

Processes

Network

MITRE ATT&CK Enterprise v15

Replay Monitor

Loading Replay Monitor...

Downloads