agenttesla | bfeea47f3d003859626e953eeede19f67a488eef7e2d0389a5c786f7963d01ad

General

Target

bfeea47f3d003859626e953eeede19f67a488eef7e2d0389a5c786f7963d01ad.exe
Size

482KB
MD5

dc6c6772f48f2b3f996b77ab0bc29bbe
SHA1

d605c1dc9c5bc4656b59e465142c1842fc66ec9d
SHA256

bfeea47f3d003859626e953eeede19f67a488eef7e2d0389a5c786f7963d01ad
SHA512

36ffda905d9c522a60c65f00a15bdbf3209b5b6b22a1377203d986c019740e7c25c812dd6650b48ad66c70edb2ba4273341a1b14cacfee08a4332e976574ffae
SSDEEP

12288:vUi2iNf4iDBfgew83Kh+wcUJMIs1AX3qZ/gyQBzt:vUi1aiDaE6hUUJX92zUt

Score

10^/10

agenttesla collection discovery keylogger spyware stealer trojan

Malware Config

Extracted

Family

agenttesla

Credentials

Protocol: smtp
Host:
smtp.privateemail.com
Port:
587
Username:
[email protected]
Password:
Everest10

Signatures

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

AgentTesla payload 5 IoCs

resource	yara_rule
behavioral1/memory/2852-19-0x0000000000400000-0x000000000043C000-memory.dmp	family_agenttesla
behavioral1/memory/2852-17-0x0000000000400000-0x000000000043C000-memory.dmp	family_agenttesla
behavioral1/memory/2852-15-0x0000000000400000-0x000000000043C000-memory.dmp	family_agenttesla
behavioral1/memory/2852-11-0x0000000000400000-0x000000000043C000-memory.dmp	family_agenttesla
behavioral1/memory/2852-9-0x0000000000400000-0x000000000043C000-memory.dmp	family_agenttesla

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 3 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

Credentials from Web Browsers
T1555.003

Accesses Microsoft Outlook profiles 1 TTPs 3 IoCs

collection

Email Collection

T1114

description	ioc	Process
Key opened	\REGISTRY\USER\S-1-5-21-1488793075-819845221-1497111674-1000\Software\Microsoft\Office\16.0\Outlook\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676	bfeea47f3d003859626e953eeede19f67a488eef7e2d0389a5c786f7963d01ad.exe
Key opened	\REGISTRY\USER\S-1-5-21-1488793075-819845221-1497111674-1000\Software\Microsoft\Office\15.0\Outlook\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676	bfeea47f3d003859626e953eeede19f67a488eef7e2d0389a5c786f7963d01ad.exe
Key opened	\REGISTRY\USER\S-1-5-21-1488793075-819845221-1497111674-1000\Software\Microsoft\Windows NT\CurrentVersion\Windows Messaging Subsystem\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676	bfeea47f3d003859626e953eeede19f67a488eef7e2d0389a5c786f7963d01ad.exe

Suspicious use of SetThreadContext 1 IoCs

description	pid	Process	procid_target
PID 1708 set thread context of 2852	1708	bfeea47f3d003859626e953eeede19f67a488eef7e2d0389a5c786f7963d01ad.exe	31

System Location Discovery: System Language Discovery 1 TTPs 2 IoCs

Attempt gather information about the system language of a victim in order to infer the geographical location of that host.

discovery

System Language Discovery

T1614.001

description	ioc	Process
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	bfeea47f3d003859626e953eeede19f67a488eef7e2d0389a5c786f7963d01ad.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	bfeea47f3d003859626e953eeede19f67a488eef7e2d0389a5c786f7963d01ad.exe

Suspicious behavior: EnumeratesProcesses 2 IoCs

pid	Process
2852	bfeea47f3d003859626e953eeede19f67a488eef7e2d0389a5c786f7963d01ad.exe
2852	bfeea47f3d003859626e953eeede19f67a488eef7e2d0389a5c786f7963d01ad.exe

Suspicious use of AdjustPrivilegeToken 1 IoCs

description	pid	Process
Token: SeDebugPrivilege	2852	bfeea47f3d003859626e953eeede19f67a488eef7e2d0389a5c786f7963d01ad.exe

Suspicious use of WriteProcessMemory 12 IoCs

description	pid	Process	procid_target
PID 1708 wrote to memory of 2852	1708	bfeea47f3d003859626e953eeede19f67a488eef7e2d0389a5c786f7963d01ad.exe	31
PID 1708 wrote to memory of 2852	1708	bfeea47f3d003859626e953eeede19f67a488eef7e2d0389a5c786f7963d01ad.exe	31
PID 1708 wrote to memory of 2852	1708	bfeea47f3d003859626e953eeede19f67a488eef7e2d0389a5c786f7963d01ad.exe	31
PID 1708 wrote to memory of 2852	1708	bfeea47f3d003859626e953eeede19f67a488eef7e2d0389a5c786f7963d01ad.exe	31
PID 1708 wrote to memory of 2852	1708	bfeea47f3d003859626e953eeede19f67a488eef7e2d0389a5c786f7963d01ad.exe	31
PID 1708 wrote to memory of 2852	1708	bfeea47f3d003859626e953eeede19f67a488eef7e2d0389a5c786f7963d01ad.exe	31
PID 1708 wrote to memory of 2852	1708	bfeea47f3d003859626e953eeede19f67a488eef7e2d0389a5c786f7963d01ad.exe	31
PID 1708 wrote to memory of 2852	1708	bfeea47f3d003859626e953eeede19f67a488eef7e2d0389a5c786f7963d01ad.exe	31
PID 1708 wrote to memory of 2852	1708	bfeea47f3d003859626e953eeede19f67a488eef7e2d0389a5c786f7963d01ad.exe	31
PID 1708 wrote to memory of 2852	1708	bfeea47f3d003859626e953eeede19f67a488eef7e2d0389a5c786f7963d01ad.exe	31
PID 1708 wrote to memory of 2852	1708	bfeea47f3d003859626e953eeede19f67a488eef7e2d0389a5c786f7963d01ad.exe	31
PID 1708 wrote to memory of 2852	1708	bfeea47f3d003859626e953eeede19f67a488eef7e2d0389a5c786f7963d01ad.exe	31

outlook_office_path 1 IoCs

description	ioc	Process
Key opened	\REGISTRY\USER\S-1-5-21-1488793075-819845221-1497111674-1000\Software\Microsoft\Office\16.0\Outlook\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676	bfeea47f3d003859626e953eeede19f67a488eef7e2d0389a5c786f7963d01ad.exe

outlook_win_path 1 IoCs

description	ioc	Process
Key opened	\REGISTRY\USER\S-1-5-21-1488793075-819845221-1497111674-1000\Software\Microsoft\Windows NT\CurrentVersion\Windows Messaging Subsystem\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676	bfeea47f3d003859626e953eeede19f67a488eef7e2d0389a5c786f7963d01ad.exe

C:\Users\Admin\AppData\Local\Temp\bfeea47f3d003859626e953eeede19f67a488eef7e2d0389a5c786f7963d01ad.exe
"C:\Users\Admin\AppData\Local\Temp\bfeea47f3d003859626e953eeede19f67a488eef7e2d0389a5c786f7963d01ad.exe"
1⤵
- Suspicious use of SetThreadContext
- System Location Discovery: System Language Discovery
- Suspicious use of WriteProcessMemory
PID:1708
- C:\Users\Admin\AppData\Local\Temp\bfeea47f3d003859626e953eeede19f67a488eef7e2d0389a5c786f7963d01ad.exe
  "C:\Users\Admin\AppData\Local\Temp\bfeea47f3d003859626e953eeede19f67a488eef7e2d0389a5c786f7963d01ad.exe"
  2⤵
  - Accesses Microsoft Outlook profiles
  - System Location Discovery: System Language Discovery
  - Suspicious behavior: EnumeratesProcesses
  - Suspicious use of AdjustPrivilegeToken
  - outlook_office_path
  - outlook_win_path
  PID:2852

Network

MITRE ATT&CK Enterprise v15

Reconnaissance

Resource Development

Initial Access

Execution

Persistence

Privilege Escalation

Defense Evasion

Credential Access

Credentials from Password Stores

1

T1555

Credentials from Web Browsers

1

T1555.003

Unsecured Credentials

2

T1552

Credentials In Files

2

T1552.001

Discovery

System Location Discovery

1

T1614

System Language Discovery

1

T1614.001

Lateral Movement

Collection

Data from Local System

Email Collection

Command and Control

Exfiltration

Impact

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Downloads

memory/1708-0-0x00000000740FE000-0x00000000740FF000-memory.dmp

Filesize
4KB

Download
memory/1708-1-0x00000000010E0000-0x000000000115E000-memory.dmp

Filesize
504KB

Download
memory/1708-2-0x00000000740F0000-0x00000000747DE000-memory.dmp

Filesize
6.9MB

Download
memory/1708-3-0x00000000004A0000-0x00000000004AE000-memory.dmp

Filesize
56KB

Download
memory/1708-4-0x00000000740FE000-0x00000000740FF000-memory.dmp

Filesize
4KB

Download
memory/1708-5-0x00000000740F0000-0x00000000747DE000-memory.dmp

Filesize
6.9MB

Download
memory/1708-6-0x0000000004DD0000-0x0000000004E2E000-memory.dmp

Filesize
376KB

Download
memory/1708-22-0x00000000740F0000-0x00000000747DE000-memory.dmp

Filesize
6.9MB

Download
memory/2852-17-0x0000000000400000-0x000000000043C000-memory.dmp

Filesize
240KB

Download
memory/2852-19-0x0000000000400000-0x000000000043C000-memory.dmp

Filesize
240KB

Download
memory/2852-13-0x000000007EFDE000-0x000000007EFDF000-memory.dmp

Filesize
4KB

Download
memory/2852-15-0x0000000000400000-0x000000000043C000-memory.dmp

Filesize
240KB

Download
memory/2852-8-0x0000000000400000-0x000000000043C000-memory.dmp

Filesize
240KB

Download
memory/2852-11-0x0000000000400000-0x000000000043C000-memory.dmp

Filesize
240KB

Download
memory/2852-9-0x0000000000400000-0x000000000043C000-memory.dmp

Filesize
240KB

Download
memory/2852-20-0x00000000740F0000-0x00000000747DE000-memory.dmp

Filesize
6.9MB

Download
memory/2852-21-0x00000000740F0000-0x00000000747DE000-memory.dmp

Filesize
6.9MB

Download
memory/2852-7-0x0000000000400000-0x000000000043C000-memory.dmp

Filesize
240KB

Download
memory/2852-23-0x00000000740F0000-0x00000000747DE000-memory.dmp

Filesize
6.9MB

Download
memory/2852-24-0x00000000740F0000-0x00000000747DE000-memory.dmp

Filesize
6.9MB

Download

Analysis

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