agenttesla | 14e7c7441ca7103c7cc9e96721342a7e60716c836f26a85037efdf6c7feae849

General

Target

5f29ac3545ac089cee4cb9052f68862c273119a8.exe
Size

483KB
MD5

40754f9261d344e7ddef26387e0d13c2
SHA1

5f29ac3545ac089cee4cb9052f68862c273119a8
SHA256

14e7c7441ca7103c7cc9e96721342a7e60716c836f26a85037efdf6c7feae849
SHA512

a675a3f4a9fce9551d369cdfb4c2590990ae976143ae010318571f9b2793f1b1bb3fe7c627e57dab67eed6f2bef919440c49cb62d8591cc02b847ea160b8eaf5
SSDEEP

6144:2Ya630iY2KckCLgfKrUP1goSHMlR+zNDcbXoP04zf3KO:2Y2L2/ZwPJoCkhgjN4D

Score

10^/10

agenttesla collection keylogger spyware stealer trojan

Malware Config

Extracted

Family

agenttesla

Credentials

Protocol: smtp
Host:
smtp.elec-qatar.com
Port:
587
Username:
[email protected]
Password:
MHabrar2019@#
Email To:
[email protected]

Signatures

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

Executes dropped EXE 2 IoCs

pid	Process
1100	brkjgzwdzj.exe
1444	brkjgzwdzj.exe

Loads dropped DLL 3 IoCs

pid	Process
1796	5f29ac3545ac089cee4cb9052f68862c273119a8.exe
1796	5f29ac3545ac089cee4cb9052f68862c273119a8.exe
1100	brkjgzwdzj.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-1-5-21-3385717845-2518323428-350143044-1000\Software\Microsoft\Office\15.0\Outlook\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676	brkjgzwdzj.exe
Key opened	\REGISTRY\USER\S-1-5-21-3385717845-2518323428-350143044-1000\Software\Microsoft\Windows NT\CurrentVersion\Windows Messaging Subsystem\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676	brkjgzwdzj.exe
Key opened	\REGISTRY\USER\S-1-5-21-3385717845-2518323428-350143044-1000\Software\Microsoft\Office\16.0\Outlook\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676	brkjgzwdzj.exe

Suspicious use of SetThreadContext 1 IoCs

description	pid	Process	procid_target
PID 1100 set thread context of 1444	1100	brkjgzwdzj.exe	29

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

System Information Discovery
T1082

Suspicious behavior: EnumeratesProcesses 3 IoCs

pid	Process
1444	brkjgzwdzj.exe
1444	brkjgzwdzj.exe
1444	brkjgzwdzj.exe

Suspicious behavior: MapViewOfSection 1 IoCs

pid	Process
1100	brkjgzwdzj.exe

Suspicious use of AdjustPrivilegeToken 1 IoCs

description	pid	Process
Token: SeDebugPrivilege	1444	brkjgzwdzj.exe

Suspicious use of WriteProcessMemory 9 IoCs

description	pid	Process	procid_target
PID 1796 wrote to memory of 1100	1796	5f29ac3545ac089cee4cb9052f68862c273119a8.exe	28
PID 1796 wrote to memory of 1100	1796	5f29ac3545ac089cee4cb9052f68862c273119a8.exe	28
PID 1796 wrote to memory of 1100	1796	5f29ac3545ac089cee4cb9052f68862c273119a8.exe	28
PID 1796 wrote to memory of 1100	1796	5f29ac3545ac089cee4cb9052f68862c273119a8.exe	28
PID 1100 wrote to memory of 1444	1100	brkjgzwdzj.exe	29
PID 1100 wrote to memory of 1444	1100	brkjgzwdzj.exe	29
PID 1100 wrote to memory of 1444	1100	brkjgzwdzj.exe	29
PID 1100 wrote to memory of 1444	1100	brkjgzwdzj.exe	29
PID 1100 wrote to memory of 1444	1100	brkjgzwdzj.exe	29

outlook_office_path 1 IoCs

description	ioc	Process
Key opened	\REGISTRY\USER\S-1-5-21-3385717845-2518323428-350143044-1000\Software\Microsoft\Office\16.0\Outlook\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676	brkjgzwdzj.exe

outlook_win_path 1 IoCs

description	ioc	Process
Key opened	\REGISTRY\USER\S-1-5-21-3385717845-2518323428-350143044-1000\Software\Microsoft\Windows NT\CurrentVersion\Windows Messaging Subsystem\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676	brkjgzwdzj.exe

C:\Users\Admin\AppData\Local\Temp\5f29ac3545ac089cee4cb9052f68862c273119a8.exe
"C:\Users\Admin\AppData\Local\Temp\5f29ac3545ac089cee4cb9052f68862c273119a8.exe"
1⤵
- Loads dropped DLL
- Suspicious use of WriteProcessMemory
PID:1796
- C:\Users\Admin\AppData\Local\Temp\brkjgzwdzj.exe
  "C:\Users\Admin\AppData\Local\Temp\brkjgzwdzj.exe" C:\Users\Admin\AppData\Local\Temp\ybgntokhtc.e
  2⤵
  - Executes dropped EXE
  - Loads dropped DLL
  - Suspicious use of SetThreadContext
  - Suspicious behavior: MapViewOfSection
  - Suspicious use of WriteProcessMemory
  PID:1100
- - C:\Users\Admin\AppData\Local\Temp\brkjgzwdzj.exe
    "C:\Users\Admin\AppData\Local\Temp\brkjgzwdzj.exe"
    3⤵
    - Executes dropped EXE
    - Accesses Microsoft Outlook profiles
    - Suspicious behavior: EnumeratesProcesses
    - Suspicious use of AdjustPrivilegeToken
    - outlook_office_path
    - outlook_win_path
    PID:1444

Network

MITRE ATT&CK Enterprise v6

Initial Access

Execution

Persistence

Privilege Escalation

Defense Evasion

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\brkjgzwdzj.exe

Filesize
52KB

MD5
bba67cd0ee6868f61d198f642cc78f32

SHA1
211032116903b9794f43fa3b3be7f2efc8b6cfe5

SHA256
52f3765c53ca641f1188b800f5df661eaab124f78950fe7e8f5858c765dfc054

SHA512
ead9ac736abb41d0a7193059effd85704239e89250d671da7e4aada069de3fc72f9768b2eaf2ea45df1c689e0f0f24fb4ed614c1501e32921e40cefeba08e6ca

Download Submit
C:\Users\Admin\AppData\Local\Temp\brkjgzwdzj.exe

Filesize
52KB

MD5
bba67cd0ee6868f61d198f642cc78f32

SHA1
211032116903b9794f43fa3b3be7f2efc8b6cfe5

SHA256
52f3765c53ca641f1188b800f5df661eaab124f78950fe7e8f5858c765dfc054

SHA512
ead9ac736abb41d0a7193059effd85704239e89250d671da7e4aada069de3fc72f9768b2eaf2ea45df1c689e0f0f24fb4ed614c1501e32921e40cefeba08e6ca

Download Submit
C:\Users\Admin\AppData\Local\Temp\brkjgzwdzj.exe

Filesize
52KB

MD5
bba67cd0ee6868f61d198f642cc78f32

SHA1
211032116903b9794f43fa3b3be7f2efc8b6cfe5

SHA256
52f3765c53ca641f1188b800f5df661eaab124f78950fe7e8f5858c765dfc054

SHA512
ead9ac736abb41d0a7193059effd85704239e89250d671da7e4aada069de3fc72f9768b2eaf2ea45df1c689e0f0f24fb4ed614c1501e32921e40cefeba08e6ca

Download Submit
C:\Users\Admin\AppData\Local\Temp\dumbfxc.mzo

Filesize
315KB

MD5
ade089553f3615697835151c7b8404e6

SHA1
6d0ee5d7ceea51c318216948214595af909027f3

SHA256
582841784f46bdd8631a160a21470544c4a3ae1471700072440e0394adcb770c

SHA512
c04b18a34d3e7233a79d86ce8b37d5feaba9fdfc6abe599ae3c3e30e8a65dba602b228e2104dd41b1bd5fbb8dbcad8acbbb6c8f3e9b04f60c4664d2de5926b63

Download Submit
C:\Users\Admin\AppData\Local\Temp\ybgntokhtc.e

Filesize
5KB

MD5
4100ab86afc6b1a4f6f10f5d9a691a02

SHA1
9a2e4ca006314b6325facc98c0f27e49bc9f0d49

SHA256
23ae1eabbc79e9fbee6b8047038fdd86dcac9707db18e769a0fe53bed1d1a105

SHA512
6b2ef6a1e28bc1477fd6b78e34509e5e96942b526dc184389516d76c54235bc92329dafee9459b8198b70b151aed07b21208918464b8697f79786e0bb28e84e5

Download Submit
\Users\Admin\AppData\Local\Temp\brkjgzwdzj.exe

Filesize
52KB

MD5
bba67cd0ee6868f61d198f642cc78f32

SHA1
211032116903b9794f43fa3b3be7f2efc8b6cfe5

SHA256
52f3765c53ca641f1188b800f5df661eaab124f78950fe7e8f5858c765dfc054

SHA512
ead9ac736abb41d0a7193059effd85704239e89250d671da7e4aada069de3fc72f9768b2eaf2ea45df1c689e0f0f24fb4ed614c1501e32921e40cefeba08e6ca

Download Submit
\Users\Admin\AppData\Local\Temp\brkjgzwdzj.exe

Filesize
52KB

MD5
bba67cd0ee6868f61d198f642cc78f32

SHA1
211032116903b9794f43fa3b3be7f2efc8b6cfe5

SHA256
52f3765c53ca641f1188b800f5df661eaab124f78950fe7e8f5858c765dfc054

SHA512
ead9ac736abb41d0a7193059effd85704239e89250d671da7e4aada069de3fc72f9768b2eaf2ea45df1c689e0f0f24fb4ed614c1501e32921e40cefeba08e6ca

Download Submit
\Users\Admin\AppData\Local\Temp\brkjgzwdzj.exe

Filesize
52KB

MD5
bba67cd0ee6868f61d198f642cc78f32

SHA1
211032116903b9794f43fa3b3be7f2efc8b6cfe5

SHA256
52f3765c53ca641f1188b800f5df661eaab124f78950fe7e8f5858c765dfc054

SHA512
ead9ac736abb41d0a7193059effd85704239e89250d671da7e4aada069de3fc72f9768b2eaf2ea45df1c689e0f0f24fb4ed614c1501e32921e40cefeba08e6ca

Download Submit
memory/1444-66-0x0000000001D00000-0x0000000001D3C000-memory.dmp

Filesize
240KB

Download
memory/1444-67-0x0000000000400000-0x000000000044E000-memory.dmp

Filesize
312KB

Download
memory/1796-54-0x00000000761E1000-0x00000000761E3000-memory.dmp

Filesize
8KB

Download

Analysis

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