agenttesla | a4e11e3962f352ddd5a24f8117cf1c287107ec97989f5cdd86a3838971fb327c

General

Target

0f9d70ee323db5f11fa245c6f6f0c3d485fca200e9dbb819e95cc5597e542b3c.exe
Size

330KB
MD5

c885f9ee8ec4d3b7e91959611a7fce1e
SHA1

d3db0fd2da8935d8e73bebf35e9f5e247a7cb1da
SHA256

0f9d70ee323db5f11fa245c6f6f0c3d485fca200e9dbb819e95cc5597e542b3c
SHA512

7506f321d88ff385e444c49126847ecf12a357c2eab642f0048d40023d878206894b3c34be1952ef719d668b4113b5b2d6227dd0a13e6609ad876cf1b80dea99
SSDEEP

6144:wYa6KK5E7iEZfPfEAsocHa8jKY8ERL7JASTG4thjjEO7zs4kXv:wYIoE2TCbh8ZAgfpjEOs5f

Score

10^/10

agenttesla collection keylogger persistence spyware stealer trojan

Malware Config

Signatures

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

Loads dropped DLL 1 IoCs

pid	Process
3116	0f9d70ee323db5f11fa245c6f6f0c3d485fca200e9dbb819e95cc5597e542b3c.exe

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
T1081
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
T1081
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
T1081

Accesses Microsoft Outlook profiles 1 TTPs 3 IoCs

collection

Email Collection

T1114

description	ioc	Process
Key opened	\REGISTRY\USER\S-1-5-21-1013461898-3711306144-4198452673-1000\Software\Microsoft\Windows NT\CurrentVersion\Windows Messaging Subsystem\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676	0f9d70ee323db5f11fa245c6f6f0c3d485fca200e9dbb819e95cc5597e542b3c.exe
Key opened	\REGISTRY\USER\S-1-5-21-1013461898-3711306144-4198452673-1000\Software\Microsoft\Office\16.0\Outlook\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676	0f9d70ee323db5f11fa245c6f6f0c3d485fca200e9dbb819e95cc5597e542b3c.exe
Key opened	\REGISTRY\USER\S-1-5-21-1013461898-3711306144-4198452673-1000\Software\Microsoft\Office\15.0\Outlook\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676	0f9d70ee323db5f11fa245c6f6f0c3d485fca200e9dbb819e95cc5597e542b3c.exe

Adds Run key to start application 2 TTPs 1 IoCs

persistence

Registry Run Keys / Startup Folder

T1060

Modify Registry

T1112

description	ioc	Process
Set value (str)	\REGISTRY\USER\S-1-5-21-1013461898-3711306144-4198452673-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\sOFvE = "C:\\Users\\Admin\\AppData\\Roaming\\sOFvE\\sOFvE.exe"	0f9d70ee323db5f11fa245c6f6f0c3d485fca200e9dbb819e95cc5597e542b3c.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
12	api.ipify.org
13	api.ipify.org

Suspicious use of SetThreadContext 1 IoCs

description	pid	Process	procid_target
PID 3116 set thread context of 4416	3116	0f9d70ee323db5f11fa245c6f6f0c3d485fca200e9dbb819e95cc5597e542b3c.exe	83

Enumerates physical storage devices 1 TTPs
Attempts to interact with connected storage/optical drive(s).

System Information Discovery
T1082

Suspicious behavior: EnumeratesProcesses 2 IoCs

pid	Process
4416	0f9d70ee323db5f11fa245c6f6f0c3d485fca200e9dbb819e95cc5597e542b3c.exe
4416	0f9d70ee323db5f11fa245c6f6f0c3d485fca200e9dbb819e95cc5597e542b3c.exe

Suspicious behavior: MapViewOfSection 1 IoCs

pid	Process
3116	0f9d70ee323db5f11fa245c6f6f0c3d485fca200e9dbb819e95cc5597e542b3c.exe

Suspicious use of AdjustPrivilegeToken 1 IoCs

description	pid	Process
Token: SeDebugPrivilege	4416	0f9d70ee323db5f11fa245c6f6f0c3d485fca200e9dbb819e95cc5597e542b3c.exe

Suspicious use of WriteProcessMemory 4 IoCs

description	pid	Process	procid_target
PID 3116 wrote to memory of 4416	3116	0f9d70ee323db5f11fa245c6f6f0c3d485fca200e9dbb819e95cc5597e542b3c.exe	83
PID 3116 wrote to memory of 4416	3116	0f9d70ee323db5f11fa245c6f6f0c3d485fca200e9dbb819e95cc5597e542b3c.exe	83
PID 3116 wrote to memory of 4416	3116	0f9d70ee323db5f11fa245c6f6f0c3d485fca200e9dbb819e95cc5597e542b3c.exe	83
PID 3116 wrote to memory of 4416	3116	0f9d70ee323db5f11fa245c6f6f0c3d485fca200e9dbb819e95cc5597e542b3c.exe	83

outlook_office_path 1 IoCs

description	ioc	Process
Key opened	\REGISTRY\USER\S-1-5-21-1013461898-3711306144-4198452673-1000\Software\Microsoft\Office\16.0\Outlook\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676	0f9d70ee323db5f11fa245c6f6f0c3d485fca200e9dbb819e95cc5597e542b3c.exe

outlook_win_path 1 IoCs

description	ioc	Process
Key opened	\REGISTRY\USER\S-1-5-21-1013461898-3711306144-4198452673-1000\Software\Microsoft\Windows NT\CurrentVersion\Windows Messaging Subsystem\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676	0f9d70ee323db5f11fa245c6f6f0c3d485fca200e9dbb819e95cc5597e542b3c.exe

C:\Users\Admin\AppData\Local\Temp\0f9d70ee323db5f11fa245c6f6f0c3d485fca200e9dbb819e95cc5597e542b3c.exe
"C:\Users\Admin\AppData\Local\Temp\0f9d70ee323db5f11fa245c6f6f0c3d485fca200e9dbb819e95cc5597e542b3c.exe"
1⤵
- Loads dropped DLL
- Suspicious use of SetThreadContext
- Suspicious behavior: MapViewOfSection
- Suspicious use of WriteProcessMemory
PID:3116
- C:\Users\Admin\AppData\Local\Temp\0f9d70ee323db5f11fa245c6f6f0c3d485fca200e9dbb819e95cc5597e542b3c.exe
  "C:\Users\Admin\AppData\Local\Temp\0f9d70ee323db5f11fa245c6f6f0c3d485fca200e9dbb819e95cc5597e542b3c.exe"
  2⤵
  - Accesses Microsoft Outlook profiles
  - Adds Run key to start application
  - Suspicious behavior: EnumeratesProcesses
  - Suspicious use of AdjustPrivilegeToken
  - outlook_office_path
  - outlook_win_path
  PID:4416

Network

MITRE ATT&CK Enterprise v6

Initial Access

Execution

Persistence

Registry Run Keys / Startup Folder

1

T1060

Privilege Escalation

Defense Evasion

Modify Registry

1

T1112

Credential Access

Credentials in Files

3

T1081

Discovery

System Information Discovery

1

T1082

Lateral Movement

Collection

Data from Local System

Email Collection

Command and Control

Exfiltration

Impact

Replay Monitor

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Downloads

C:\Users\Admin\AppData\Local\Temp\nsm7362.tmp\lwwuvyib.dll

Filesize
76KB

MD5
2f9e6c4d1d7b003b1c6238c89574a006

SHA1
fe46f5fd9d495bf61f5744d9c58d5565c0fe8daf

SHA256
d44c13e8e08bd9da5dbe4448b530e558b5858f31861df6c4661898e667eaad55

SHA512
3a24b0811565a5fb0d424e9dde7bc8ffa0b0160e2fef7180fdf6edcfa67c7717f4404049caa1fefd31139b71fbcdf3735b6ee2b9a7ab642d98c919d0c2d137b1

Download Submit
memory/4416-139-0x0000000000400000-0x0000000000441000-memory.dmp

Filesize
260KB

Download
memory/4416-140-0x0000000000400000-0x0000000000441000-memory.dmp

Filesize
260KB

Download
memory/4416-141-0x0000000000400000-0x0000000000441000-memory.dmp

Filesize
260KB

Download
memory/4416-142-0x0000000004980000-0x0000000004F24000-memory.dmp

Filesize
5.6MB

Download
memory/4416-143-0x0000000004FB0000-0x0000000005016000-memory.dmp

Filesize
408KB

Download
memory/4416-144-0x0000000000400000-0x0000000000441000-memory.dmp

Filesize
260KB

Download
memory/4416-145-0x00000000022D0000-0x00000000022E0000-memory.dmp

Filesize
64KB

Download
memory/4416-146-0x00000000022D0000-0x00000000022E0000-memory.dmp

Filesize
64KB

Download
memory/4416-147-0x00000000022D0000-0x00000000022E0000-memory.dmp

Filesize
64KB

Download
memory/4416-148-0x00000000022D0000-0x00000000022E0000-memory.dmp

Filesize
64KB

Download
memory/4416-149-0x0000000005CD0000-0x0000000005D20000-memory.dmp

Filesize
320KB

Download
memory/4416-150-0x0000000005D40000-0x0000000005F02000-memory.dmp

Filesize
1.8MB

Download
memory/4416-151-0x0000000005F10000-0x0000000005FA2000-memory.dmp

Filesize
584KB

Download
memory/4416-152-0x0000000006100000-0x000000000610A000-memory.dmp

Filesize
40KB

Download
memory/4416-154-0x00000000022D0000-0x00000000022E0000-memory.dmp

Filesize
64KB

Download
memory/4416-155-0x00000000022D0000-0x00000000022E0000-memory.dmp

Filesize
64KB

Download
memory/4416-156-0x00000000022D0000-0x00000000022E0000-memory.dmp

Filesize
64KB

Download
memory/4416-157-0x00000000022D0000-0x00000000022E0000-memory.dmp

Filesize
64KB

Download

Analysis

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