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

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. 6 IoCs

resource	yara_rule
behavioral1/memory/2172-5-0x0000000000400000-0x0000000000442000-memory.dmp	INDICATOR_EXE_Packed_GEN01
behavioral1/memory/2172-6-0x0000000000400000-0x0000000000442000-memory.dmp	INDICATOR_EXE_Packed_GEN01
behavioral1/memory/2172-12-0x0000000000400000-0x0000000000442000-memory.dmp	INDICATOR_EXE_Packed_GEN01
behavioral1/memory/2172-10-0x0000000000400000-0x0000000000442000-memory.dmp	INDICATOR_EXE_Packed_GEN01
behavioral1/memory/2172-15-0x0000000000400000-0x0000000000442000-memory.dmp	INDICATOR_EXE_Packed_GEN01
behavioral1/memory/2172-17-0x0000000004A20000-0x0000000004A60000-memory.dmp	INDICATOR_EXE_Packed_GEN01

Detects binaries (Windows and macOS) referencing many web browsers. Observed in information stealers. 6 IoCs

resource	yara_rule
behavioral1/memory/2172-5-0x0000000000400000-0x0000000000442000-memory.dmp	INDICATOR_SUSPICIOUS_Binary_References_Browsers
behavioral1/memory/2172-6-0x0000000000400000-0x0000000000442000-memory.dmp	INDICATOR_SUSPICIOUS_Binary_References_Browsers
behavioral1/memory/2172-12-0x0000000000400000-0x0000000000442000-memory.dmp	INDICATOR_SUSPICIOUS_Binary_References_Browsers
behavioral1/memory/2172-10-0x0000000000400000-0x0000000000442000-memory.dmp	INDICATOR_SUSPICIOUS_Binary_References_Browsers
behavioral1/memory/2172-15-0x0000000000400000-0x0000000000442000-memory.dmp	INDICATOR_SUSPICIOUS_Binary_References_Browsers
behavioral1/memory/2172-17-0x0000000004A20000-0x0000000004A60000-memory.dmp	INDICATOR_SUSPICIOUS_Binary_References_Browsers

Detects executables referencing Windows vault credential objects. Observed in infostealers 6 IoCs

resource	yara_rule
behavioral1/memory/2172-5-0x0000000000400000-0x0000000000442000-memory.dmp	INDICATOR_SUSPICIOUS_EXE_VaultSchemaGUID
behavioral1/memory/2172-6-0x0000000000400000-0x0000000000442000-memory.dmp	INDICATOR_SUSPICIOUS_EXE_VaultSchemaGUID
behavioral1/memory/2172-12-0x0000000000400000-0x0000000000442000-memory.dmp	INDICATOR_SUSPICIOUS_EXE_VaultSchemaGUID
behavioral1/memory/2172-10-0x0000000000400000-0x0000000000442000-memory.dmp	INDICATOR_SUSPICIOUS_EXE_VaultSchemaGUID
behavioral1/memory/2172-15-0x0000000000400000-0x0000000000442000-memory.dmp	INDICATOR_SUSPICIOUS_EXE_VaultSchemaGUID
behavioral1/memory/2172-17-0x0000000004A20000-0x0000000004A60000-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 6 IoCs

resource	yara_rule
behavioral1/memory/2172-5-0x0000000000400000-0x0000000000442000-memory.dmp	INDICATOR_SUSPICIOUS_EXE_References_Confidential_Data_Store
behavioral1/memory/2172-6-0x0000000000400000-0x0000000000442000-memory.dmp	INDICATOR_SUSPICIOUS_EXE_References_Confidential_Data_Store
behavioral1/memory/2172-12-0x0000000000400000-0x0000000000442000-memory.dmp	INDICATOR_SUSPICIOUS_EXE_References_Confidential_Data_Store
behavioral1/memory/2172-10-0x0000000000400000-0x0000000000442000-memory.dmp	INDICATOR_SUSPICIOUS_EXE_References_Confidential_Data_Store
behavioral1/memory/2172-15-0x0000000000400000-0x0000000000442000-memory.dmp	INDICATOR_SUSPICIOUS_EXE_References_Confidential_Data_Store
behavioral1/memory/2172-17-0x0000000004A20000-0x0000000004A60000-memory.dmp	INDICATOR_SUSPICIOUS_EXE_References_Confidential_Data_Store

Detects executables referencing many email and collaboration clients. Observed in information stealers 6 IoCs

resource	yara_rule
behavioral1/memory/2172-5-0x0000000000400000-0x0000000000442000-memory.dmp	INDICATOR_SUSPICIOUS_EXE_References_Messaging_Clients
behavioral1/memory/2172-6-0x0000000000400000-0x0000000000442000-memory.dmp	INDICATOR_SUSPICIOUS_EXE_References_Messaging_Clients
behavioral1/memory/2172-12-0x0000000000400000-0x0000000000442000-memory.dmp	INDICATOR_SUSPICIOUS_EXE_References_Messaging_Clients
behavioral1/memory/2172-10-0x0000000000400000-0x0000000000442000-memory.dmp	INDICATOR_SUSPICIOUS_EXE_References_Messaging_Clients
behavioral1/memory/2172-15-0x0000000000400000-0x0000000000442000-memory.dmp	INDICATOR_SUSPICIOUS_EXE_References_Messaging_Clients
behavioral1/memory/2172-17-0x0000000004A20000-0x0000000004A60000-memory.dmp	INDICATOR_SUSPICIOUS_EXE_References_Messaging_Clients

Detects executables referencing many file transfer clients. Observed in information stealers 6 IoCs

resource	yara_rule
behavioral1/memory/2172-5-0x0000000000400000-0x0000000000442000-memory.dmp	INDICATOR_SUSPICIOUS_EXE_Referenfces_File_Transfer_Clients
behavioral1/memory/2172-6-0x0000000000400000-0x0000000000442000-memory.dmp	INDICATOR_SUSPICIOUS_EXE_Referenfces_File_Transfer_Clients
behavioral1/memory/2172-12-0x0000000000400000-0x0000000000442000-memory.dmp	INDICATOR_SUSPICIOUS_EXE_Referenfces_File_Transfer_Clients
behavioral1/memory/2172-10-0x0000000000400000-0x0000000000442000-memory.dmp	INDICATOR_SUSPICIOUS_EXE_Referenfces_File_Transfer_Clients
behavioral1/memory/2172-15-0x0000000000400000-0x0000000000442000-memory.dmp	INDICATOR_SUSPICIOUS_EXE_Referenfces_File_Transfer_Clients
behavioral1/memory/2172-17-0x0000000004A20000-0x0000000004A60000-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-1-5-21-3627615824-4061627003-3019543961-1000\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
4	api.ipify.org
5	api.ipify.org

Suspicious use of SetThreadContext 1 IoCs

description	pid	Process	procid_target
PID 2916 set thread context of 2172	2916	e8e7e8a99578a440cbfe5e8661416f2c2ff65aa73d80db2618c792ca42d5ec6e.exe	28

Suspicious behavior: EnumeratesProcesses 2 IoCs

pid	Process
2172	e8e7e8a99578a440cbfe5e8661416f2c2ff65aa73d80db2618c792ca42d5ec6e.exe
2172	e8e7e8a99578a440cbfe5e8661416f2c2ff65aa73d80db2618c792ca42d5ec6e.exe

Suspicious use of AdjustPrivilegeToken 1 IoCs

description	pid	Process
Token: SeDebugPrivilege	2172	e8e7e8a99578a440cbfe5e8661416f2c2ff65aa73d80db2618c792ca42d5ec6e.exe

Suspicious use of WriteProcessMemory 9 IoCs

description	pid	Process	procid_target
PID 2916 wrote to memory of 2172	2916	e8e7e8a99578a440cbfe5e8661416f2c2ff65aa73d80db2618c792ca42d5ec6e.exe	28
PID 2916 wrote to memory of 2172	2916	e8e7e8a99578a440cbfe5e8661416f2c2ff65aa73d80db2618c792ca42d5ec6e.exe	28
PID 2916 wrote to memory of 2172	2916	e8e7e8a99578a440cbfe5e8661416f2c2ff65aa73d80db2618c792ca42d5ec6e.exe	28
PID 2916 wrote to memory of 2172	2916	e8e7e8a99578a440cbfe5e8661416f2c2ff65aa73d80db2618c792ca42d5ec6e.exe	28
PID 2916 wrote to memory of 2172	2916	e8e7e8a99578a440cbfe5e8661416f2c2ff65aa73d80db2618c792ca42d5ec6e.exe	28
PID 2916 wrote to memory of 2172	2916	e8e7e8a99578a440cbfe5e8661416f2c2ff65aa73d80db2618c792ca42d5ec6e.exe	28
PID 2916 wrote to memory of 2172	2916	e8e7e8a99578a440cbfe5e8661416f2c2ff65aa73d80db2618c792ca42d5ec6e.exe	28
PID 2916 wrote to memory of 2172	2916	e8e7e8a99578a440cbfe5e8661416f2c2ff65aa73d80db2618c792ca42d5ec6e.exe	28
PID 2916 wrote to memory of 2172	2916	e8e7e8a99578a440cbfe5e8661416f2c2ff65aa73d80db2618c792ca42d5ec6e.exe	28

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:2916
- 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:2172

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

Replay Monitor

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Downloads

memory/2172-8-0x000000007EFDE000-0x000000007EFDF000-memory.dmp

Filesize
4KB

Download
memory/2172-10-0x0000000000400000-0x0000000000442000-memory.dmp

Filesize
264KB

Download
memory/2172-34-0x0000000004A20000-0x0000000004A60000-memory.dmp

Filesize
256KB

Download
memory/2172-5-0x0000000000400000-0x0000000000442000-memory.dmp

Filesize
264KB

Download
memory/2172-33-0x0000000074D40000-0x000000007542E000-memory.dmp

Filesize
6.9MB

Download
memory/2172-6-0x0000000000400000-0x0000000000442000-memory.dmp

Filesize
264KB

Download
memory/2172-4-0x0000000000400000-0x0000000000442000-memory.dmp

Filesize
264KB

Download
memory/2172-3-0x0000000000400000-0x0000000000442000-memory.dmp

Filesize
264KB

Download
memory/2172-17-0x0000000004A20000-0x0000000004A60000-memory.dmp

Filesize
256KB

Download
memory/2172-16-0x0000000074D40000-0x000000007542E000-memory.dmp

Filesize
6.9MB

Download
memory/2172-12-0x0000000000400000-0x0000000000442000-memory.dmp

Filesize
264KB

Download
memory/2172-15-0x0000000000400000-0x0000000000442000-memory.dmp

Filesize
264KB

Download
memory/2916-0-0x0000000000800000-0x000000000086E000-memory.dmp

Filesize
440KB

Download
memory/2916-13-0x0000000074DC0000-0x00000000754AE000-memory.dmp

Filesize
6.9MB

Download
memory/2916-1-0x0000000074DC0000-0x00000000754AE000-memory.dmp

Filesize
6.9MB

Download
memory/2916-7-0x0000000000360000-0x0000000000361000-memory.dmp

Filesize
4KB

Download
memory/2916-2-0x0000000000A80000-0x0000000000AC0000-memory.dmp

Filesize
256KB

Download

Analysis

Sharing

General

Malware Config

Extracted

Signatures

Processes

Network

MITRE ATT&CK Enterprise v15

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Downloads