agenttesla | 5fc47ca65df767fcb09cc074dff3d5d02ab6c61ffff00b409ea2fa4107e080ce

General

Target

grace.exe
Size

1.1MB
MD5

0d14cd85f7729e2b3c4c8c5247ac3df4
SHA1

c6f99226a3728bf9d0eb53e98538b98e8504bc7f
SHA256

5fc47ca65df767fcb09cc074dff3d5d02ab6c61ffff00b409ea2fa4107e080ce
SHA512

8c281c891ba5763b0f2b148ebc85d9e73f00e0d71b4aa1dda7507719480b9f00833ed7edb84f32b2d1af38058ba544b6a0f37d2843d9cf821429362fb43e6985
SSDEEP

24576:ffmMv6Ckr7Mny5QLZ7sI/17wNfepLueaB:f3v+7/5QLZhU2pLIB

Score

10^/10

agenttesla discovery keylogger persistence spyware stealer trojan

Malware Config

Extracted

Credentials

Protocol: smtp
Host:
techniqueqatar.com
Port:
587
Username:
[email protected]
Password:
TechFB2023$$$

Extracted

Family

agenttesla

Credentials

Protocol: smtp
Host:
techniqueqatar.com
Port:
587
Username:
[email protected]
Password:
TechFB2023$$$
Email To:
[email protected]

Signatures

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

Drops startup file 1 IoCs

description	ioc	Process
File created	C:\Users\Admin\AppData\Roaming\Microsoft\Windows\Start Menu\Programs\Startup\beeish.vbs	beeish.exe

Executes dropped EXE 1 IoCs

pid	Process
1680	beeish.exe

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-1-5-21-656926755-4116854191-210765258-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\aWUFv = "C:\\Users\\Admin\\AppData\\Roaming\\aWUFv\\aWUFv.exe"	RegSvcs.exe

Looks up external IP address via web service 3 IoCs

Uses a legitimate IP lookup service to find the infected system's external IP.

flow	ioc
15	api.ipify.org
16	api.ipify.org
18	ip-api.com

AutoIT Executable 1 IoCs

AutoIT scripts compiled to PE executables.

resource	yara_rule
behavioral2/files/0x000400000001db32-5.dat	autoit_exe

Suspicious use of SetThreadContext 1 IoCs

description	pid	Process	procid_target
PID 1680 set thread context of 220	1680	beeish.exe	84

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

System Information Discovery
T1082

System Location Discovery: System Language Discovery 1 TTPs 3 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	grace.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	beeish.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	RegSvcs.exe

Suspicious behavior: EnumeratesProcesses 2 IoCs

pid	Process
220	RegSvcs.exe
220	RegSvcs.exe

Suspicious behavior: MapViewOfSection 2 IoCs

pid	Process
1680	beeish.exe
1680	beeish.exe

Suspicious use of AdjustPrivilegeToken 1 IoCs

description	pid	Process
Token: SeDebugPrivilege	220	RegSvcs.exe

Suspicious use of SetWindowsHookEx 1 IoCs

pid	Process
220	RegSvcs.exe

Suspicious use of WriteProcessMemory 7 IoCs

description	pid	Process	procid_target
PID 2388 wrote to memory of 1680	2388	grace.exe	83
PID 2388 wrote to memory of 1680	2388	grace.exe	83
PID 2388 wrote to memory of 1680	2388	grace.exe	83
PID 1680 wrote to memory of 220	1680	beeish.exe	84
PID 1680 wrote to memory of 220	1680	beeish.exe	84
PID 1680 wrote to memory of 220	1680	beeish.exe	84
PID 1680 wrote to memory of 220	1680	beeish.exe	84

C:\Users\Admin\AppData\Local\Temp\grace.exe
"C:\Users\Admin\AppData\Local\Temp\grace.exe"
1⤵
- System Location Discovery: System Language Discovery
- Suspicious use of WriteProcessMemory
PID:2388
- C:\Users\Admin\AppData\Local\nasal\beeish.exe
  "C:\Users\Admin\AppData\Local\Temp\grace.exe"
  2⤵
  - Drops startup file
  - Executes dropped EXE
  - Suspicious use of SetThreadContext
  - System Location Discovery: System Language Discovery
  - Suspicious behavior: MapViewOfSection
  - Suspicious use of WriteProcessMemory
  PID:1680
- - C:\Windows\Microsoft.NET\Framework\v4.0.30319\RegSvcs.exe
    "C:\Users\Admin\AppData\Local\Temp\grace.exe"
    3⤵
    - Adds Run key to start application
    - System Location Discovery: System Language Discovery
    - Suspicious behavior: EnumeratesProcesses
    - Suspicious use of AdjustPrivilegeToken
    - Suspicious use of SetWindowsHookEx
    PID:220

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

Discovery

System Information Discovery

1

T1082

System Location Discovery

1

T1614

System Language Discovery

1

T1614.001

Lateral Movement

Collection

Command and Control

Exfiltration

Impact

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Downloads

C:\Users\Admin\AppData\Local\nasal\beeish.exe

Filesize
1.1MB

MD5
0d14cd85f7729e2b3c4c8c5247ac3df4

SHA1
c6f99226a3728bf9d0eb53e98538b98e8504bc7f

SHA256
5fc47ca65df767fcb09cc074dff3d5d02ab6c61ffff00b409ea2fa4107e080ce

SHA512
8c281c891ba5763b0f2b148ebc85d9e73f00e0d71b4aa1dda7507719480b9f00833ed7edb84f32b2d1af38058ba544b6a0f37d2843d9cf821429362fb43e6985

Download Submit
memory/220-17-0x0000000006420000-0x00000000064B2000-memory.dmp

Filesize
584KB

Download
memory/220-12-0x00000000007C0000-0x0000000000804000-memory.dmp

Filesize
272KB

Download
memory/220-13-0x0000000074FEE000-0x0000000074FEF000-memory.dmp

Filesize
4KB

Download
memory/220-14-0x0000000005360000-0x0000000005904000-memory.dmp

Filesize
5.6MB

Download
memory/220-15-0x0000000004F70000-0x0000000004FD6000-memory.dmp

Filesize
408KB

Download
memory/220-16-0x0000000074FE0000-0x0000000075790000-memory.dmp

Filesize
7.7MB

Download
memory/220-20-0x00000000064C0000-0x0000000006510000-memory.dmp

Filesize
320KB

Download
memory/220-21-0x00000000065B0000-0x000000000664C000-memory.dmp

Filesize
624KB

Download
memory/220-22-0x0000000006550000-0x000000000655A000-memory.dmp

Filesize
40KB

Download
memory/220-23-0x0000000074FEE000-0x0000000074FEF000-memory.dmp

Filesize
4KB

Download
memory/220-24-0x0000000074FE0000-0x0000000075790000-memory.dmp

Filesize
7.7MB

Download
memory/1680-10-0x0000000003F30000-0x0000000004330000-memory.dmp

Filesize
4.0MB

Download
memory/2388-2-0x00000000044A0000-0x00000000048A0000-memory.dmp

Filesize
4.0MB

Download

Analysis

Sharing

General

Malware Config

Extracted

Extracted

Signatures

Processes

Network

MITRE ATT&CK Enterprise v15

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Downloads