agenttesla | 7de1fd6a03e549fb2b49061f11f403e4586dccbee31f3dbfc5b0ccdbe5c4459b

General

Target

7de1fd6a03e549fb2b49061f11f403e4586dccbee31f3dbfc5b0ccdbe5c4459b.exe
Size

559KB
MD5

64d3fe83f1d1c5881f5155367cdf4ad9
SHA1

8f0e811d73f7d2971c066fea158e739562d57a23
SHA256

7de1fd6a03e549fb2b49061f11f403e4586dccbee31f3dbfc5b0ccdbe5c4459b
SHA512

ac99dd7d7e9e39f8764a0e0a23f3b80664ae4960cf28ef13942eeaae055d654bc89b9347ecdbdb802c63a844f3a6b031a0798a66b7c2ea15bd2037fb1415427f
SSDEEP

12288:tO1KEOYE20QZG3pkW5lkpiBkuDLdBlgx/Mfme:taVtxZG31BD+/F

Score

10^/10

agenttesla collection credential_access discovery keylogger spyware stealer trojan

Malware Config

Extracted

Family

agenttesla

C2

https://api.telegram.org/bot5083863399:AAH9g72QTdN88jNOd6_tBrE8gEd-FpXnfHE/sendDocument

Signatures

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

AgentTesla payload 1 IoCs

resource	yara_rule
behavioral2/memory/4012-13-0x0000000000400000-0x000000000043C000-memory.dmp	family_agenttesla

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 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
Unsecured Credentials: Credentials In Files 1 TTPs
Steal credentials from unsecured files.
credential_access stealer

Credentials In Files
T1552.001

Accesses Microsoft Outlook profiles 1 TTPs 3 IoCs

collection

Email Collection

T1114

description	ioc	Process
Key opened	\REGISTRY\USER\S-1-5-21-3227495264-2217614367-4027411560-1000\Software\Microsoft\Office\15.0\Outlook\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676	7de1fd6a03e549fb2b49061f11f403e4586dccbee31f3dbfc5b0ccdbe5c4459b.exe
Key opened	\REGISTRY\USER\S-1-5-21-3227495264-2217614367-4027411560-1000\Software\Microsoft\Windows NT\CurrentVersion\Windows Messaging Subsystem\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676	7de1fd6a03e549fb2b49061f11f403e4586dccbee31f3dbfc5b0ccdbe5c4459b.exe
Key opened	\REGISTRY\USER\S-1-5-21-3227495264-2217614367-4027411560-1000\Software\Microsoft\Office\16.0\Outlook\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676	7de1fd6a03e549fb2b49061f11f403e4586dccbee31f3dbfc5b0ccdbe5c4459b.exe

Suspicious use of SetThreadContext 1 IoCs

description	pid	Process	procid_target
PID 5048 set thread context of 4012	5048	7de1fd6a03e549fb2b49061f11f403e4586dccbee31f3dbfc5b0ccdbe5c4459b.exe	91

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	7de1fd6a03e549fb2b49061f11f403e4586dccbee31f3dbfc5b0ccdbe5c4459b.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	7de1fd6a03e549fb2b49061f11f403e4586dccbee31f3dbfc5b0ccdbe5c4459b.exe

Suspicious behavior: EnumeratesProcesses 2 IoCs

pid	Process
4012	7de1fd6a03e549fb2b49061f11f403e4586dccbee31f3dbfc5b0ccdbe5c4459b.exe
4012	7de1fd6a03e549fb2b49061f11f403e4586dccbee31f3dbfc5b0ccdbe5c4459b.exe

Suspicious use of AdjustPrivilegeToken 1 IoCs

description	pid	Process
Token: SeDebugPrivilege	4012	7de1fd6a03e549fb2b49061f11f403e4586dccbee31f3dbfc5b0ccdbe5c4459b.exe

Suspicious use of WriteProcessMemory 8 IoCs

description	pid	Process	procid_target
PID 5048 wrote to memory of 4012	5048	7de1fd6a03e549fb2b49061f11f403e4586dccbee31f3dbfc5b0ccdbe5c4459b.exe	91
PID 5048 wrote to memory of 4012	5048	7de1fd6a03e549fb2b49061f11f403e4586dccbee31f3dbfc5b0ccdbe5c4459b.exe	91
PID 5048 wrote to memory of 4012	5048	7de1fd6a03e549fb2b49061f11f403e4586dccbee31f3dbfc5b0ccdbe5c4459b.exe	91
PID 5048 wrote to memory of 4012	5048	7de1fd6a03e549fb2b49061f11f403e4586dccbee31f3dbfc5b0ccdbe5c4459b.exe	91
PID 5048 wrote to memory of 4012	5048	7de1fd6a03e549fb2b49061f11f403e4586dccbee31f3dbfc5b0ccdbe5c4459b.exe	91
PID 5048 wrote to memory of 4012	5048	7de1fd6a03e549fb2b49061f11f403e4586dccbee31f3dbfc5b0ccdbe5c4459b.exe	91
PID 5048 wrote to memory of 4012	5048	7de1fd6a03e549fb2b49061f11f403e4586dccbee31f3dbfc5b0ccdbe5c4459b.exe	91
PID 5048 wrote to memory of 4012	5048	7de1fd6a03e549fb2b49061f11f403e4586dccbee31f3dbfc5b0ccdbe5c4459b.exe	91

outlook_office_path 1 IoCs

description	ioc	Process
Key opened	\REGISTRY\USER\S-1-5-21-3227495264-2217614367-4027411560-1000\Software\Microsoft\Office\16.0\Outlook\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676	7de1fd6a03e549fb2b49061f11f403e4586dccbee31f3dbfc5b0ccdbe5c4459b.exe

outlook_win_path 1 IoCs

description	ioc	Process
Key opened	\REGISTRY\USER\S-1-5-21-3227495264-2217614367-4027411560-1000\Software\Microsoft\Windows NT\CurrentVersion\Windows Messaging Subsystem\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676	7de1fd6a03e549fb2b49061f11f403e4586dccbee31f3dbfc5b0ccdbe5c4459b.exe

C:\Users\Admin\AppData\Local\Temp\7de1fd6a03e549fb2b49061f11f403e4586dccbee31f3dbfc5b0ccdbe5c4459b.exe
"C:\Users\Admin\AppData\Local\Temp\7de1fd6a03e549fb2b49061f11f403e4586dccbee31f3dbfc5b0ccdbe5c4459b.exe"
1⤵
- Suspicious use of SetThreadContext
- System Location Discovery: System Language Discovery
- Suspicious use of WriteProcessMemory
PID:5048
- C:\Users\Admin\AppData\Local\Temp\7de1fd6a03e549fb2b49061f11f403e4586dccbee31f3dbfc5b0ccdbe5c4459b.exe
  "C:\Users\Admin\AppData\Local\Temp\7de1fd6a03e549fb2b49061f11f403e4586dccbee31f3dbfc5b0ccdbe5c4459b.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:4012

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

5

T1552

Credentials In Files

4

T1552.001

Credentials in Registry

1

T1552.002

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

Replay Monitor

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Downloads

C:\Users\Admin\AppData\Local\Microsoft\CLR_v4.0_32\UsageLogs\7de1fd6a03e549fb2b49061f11f403e4586dccbee31f3dbfc5b0ccdbe5c4459b.exe.log

Filesize
1KB

MD5
3aea5c16a0e7b995983bd1771d5ea11d

SHA1
5ce845c82ace7946cec271a8bac45572b977419c

SHA256
8d7143472e7cf3a40f46c6346251661e10fe3a932321cff14190648ee3d9c02f

SHA512
4d0949cc3c0b7bc19b94a7166fb1a528c5833773b4b577f1730c4aab93ec03f3d72714ebf8a103f2a6ab4f97abef2945e78c91d464885fb4f1f9c584d7a1b243

Download Submit
memory/4012-13-0x0000000000400000-0x000000000043C000-memory.dmp

Filesize
240KB

Download
memory/4012-24-0x0000000074840000-0x0000000074FF0000-memory.dmp

Filesize
7.7MB

Download
memory/4012-23-0x0000000074840000-0x0000000074FF0000-memory.dmp

Filesize
7.7MB

Download
memory/4012-22-0x00000000064D0000-0x0000000006520000-memory.dmp

Filesize
320KB

Download
memory/4012-21-0x0000000074840000-0x0000000074FF0000-memory.dmp

Filesize
7.7MB

Download
memory/4012-20-0x0000000074840000-0x0000000074FF0000-memory.dmp

Filesize
7.7MB

Download
memory/4012-19-0x0000000004F80000-0x0000000004F98000-memory.dmp

Filesize
96KB

Download
memory/4012-18-0x0000000074840000-0x0000000074FF0000-memory.dmp

Filesize
7.7MB

Download
memory/4012-16-0x0000000074840000-0x0000000074FF0000-memory.dmp

Filesize
7.7MB

Download
memory/5048-6-0x0000000005140000-0x000000000514A000-memory.dmp

Filesize
40KB

Download
memory/5048-7-0x0000000005340000-0x0000000005348000-memory.dmp

Filesize
32KB

Download
memory/5048-12-0x0000000006D70000-0x0000000006DAC000-memory.dmp

Filesize
240KB

Download
memory/5048-10-0x0000000006CC0000-0x0000000006D4E000-memory.dmp

Filesize
568KB

Download
memory/5048-9-0x0000000074840000-0x0000000074FF0000-memory.dmp

Filesize
7.7MB

Download
memory/5048-8-0x000000007484E000-0x000000007484F000-memory.dmp

Filesize
4KB

Download
memory/5048-17-0x0000000074840000-0x0000000074FF0000-memory.dmp

Filesize
7.7MB

Download
memory/5048-11-0x0000000006DE0000-0x0000000006E46000-memory.dmp

Filesize
408KB

Download
memory/5048-0-0x000000007484E000-0x000000007484F000-memory.dmp

Filesize
4KB

Download
memory/5048-5-0x0000000074840000-0x0000000074FF0000-memory.dmp

Filesize
7.7MB

Download
memory/5048-4-0x0000000005200000-0x000000000529C000-memory.dmp

Filesize
624KB

Download
memory/5048-3-0x0000000005160000-0x00000000051F2000-memory.dmp

Filesize
584KB

Download
memory/5048-2-0x0000000005710000-0x0000000005CB4000-memory.dmp

Filesize
5.6MB

Download
memory/5048-1-0x00000000006C0000-0x0000000000752000-memory.dmp

Filesize
584KB

Download

Analysis

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