agenttesla | d5d1d16158e09ec1c96be32068355ad3818c43afef21eaa27490b78b107a65f3

General

Target

z1REF-0010.exe
Size

792KB
MD5

b5c1249537988459774956c23328415f
SHA1

1b9c88057ce90f1a2b0630b25898d157c2d24a76
SHA256

d5d1d16158e09ec1c96be32068355ad3818c43afef21eaa27490b78b107a65f3
SHA512

a7d16a8926f5ebc8e5858a596196536b0a5a868e5068c847d4bcd1af61a2e2b8f16d943d1420f022737997325c6e4e5e90fcb126ee15902051d53d6bb7181fbb
SSDEEP

12288:FGxdYxSbGdHABLqc+pHmWBeMk9STzQUcMHoscx1z80Z9zrF29CW:FddgBmc+B/kiRu8W912oW

Score

10^/10

agenttesla collection keylogger spyware stealer trojan

Malware Config

Extracted

Family

agenttesla

Credentials

Protocol: ftp
Host:
ftp://ftp.experthvac.ro
Port:
21
Username:
[email protected]
Password:
-8{jszMOY*Z8(~Za0#jyP%o7VoB.0)kk^)7_

Signatures

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

Processes:

z1REF-0010.exe

description	ioc	process
Key opened	\REGISTRY\USER\S-1-5-21-1675742406-747946869-1029867430-1000\Software\Microsoft\Office\15.0\Outlook\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676	z1REF-0010.exe
Key opened	\REGISTRY\USER\S-1-5-21-1675742406-747946869-1029867430-1000\Software\Microsoft\Windows NT\CurrentVersion\Windows Messaging Subsystem\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676	z1REF-0010.exe
Key opened	\REGISTRY\USER\S-1-5-21-1675742406-747946869-1029867430-1000\Software\Microsoft\Office\16.0\Outlook\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676	z1REF-0010.exe

Suspicious use of SetThreadContext 1 IoCs

Processes:

z1REF-0010.exe

description pid process target process

PID 2900 set thread context of 3204 2900 z1REF-0010.exe z1REF-0010.exe

description	pid	process	target process
PID 2900 set thread context of 3204	2900	z1REF-0010.exe	z1REF-0010.exe

Suspicious behavior: EnumeratesProcesses 64 IoCs

Processes:

z1REF-0010.exe

pid	process
2900	z1REF-0010.exe
2900	z1REF-0010.exe
2900	z1REF-0010.exe
2900	z1REF-0010.exe
2900	z1REF-0010.exe
2900	z1REF-0010.exe
2900	z1REF-0010.exe
2900	z1REF-0010.exe
2900	z1REF-0010.exe
2900	z1REF-0010.exe
2900	z1REF-0010.exe
2900	z1REF-0010.exe
2900	z1REF-0010.exe
2900	z1REF-0010.exe
2900	z1REF-0010.exe
2900	z1REF-0010.exe
2900	z1REF-0010.exe
2900	z1REF-0010.exe
2900	z1REF-0010.exe
2900	z1REF-0010.exe
2900	z1REF-0010.exe
2900	z1REF-0010.exe
2900	z1REF-0010.exe
2900	z1REF-0010.exe
2900	z1REF-0010.exe
2900	z1REF-0010.exe
2900	z1REF-0010.exe
2900	z1REF-0010.exe
2900	z1REF-0010.exe
2900	z1REF-0010.exe
2900	z1REF-0010.exe
2900	z1REF-0010.exe
2900	z1REF-0010.exe
2900	z1REF-0010.exe
2900	z1REF-0010.exe
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2900	z1REF-0010.exe
2900	z1REF-0010.exe
2900	z1REF-0010.exe
2900	z1REF-0010.exe
2900	z1REF-0010.exe
2900	z1REF-0010.exe
2900	z1REF-0010.exe
2900	z1REF-0010.exe
2900	z1REF-0010.exe
2900	z1REF-0010.exe
2900	z1REF-0010.exe
2900	z1REF-0010.exe
2900	z1REF-0010.exe
2900	z1REF-0010.exe
2900	z1REF-0010.exe
2900	z1REF-0010.exe
2900	z1REF-0010.exe
2900	z1REF-0010.exe
2900	z1REF-0010.exe
2900	z1REF-0010.exe
2900	z1REF-0010.exe
2900	z1REF-0010.exe
2900	z1REF-0010.exe
2900	z1REF-0010.exe
2900	z1REF-0010.exe
2900	z1REF-0010.exe
2900	z1REF-0010.exe
2900	z1REF-0010.exe

Suspicious use of AdjustPrivilegeToken 2 IoCs

Processes:

z1REF-0010.exez1REF-0010.exe

description pid process

Token: SeDebugPrivilege 2900 z1REF-0010.exe
Token: SeDebugPrivilege 3204 z1REF-0010.exe

description	pid	process
Token: SeDebugPrivilege	2900	z1REF-0010.exe
Token: SeDebugPrivilege	3204	z1REF-0010.exe

Suspicious use of WriteProcessMemory 16 IoCs

Processes:

z1REF-0010.exe

description	pid	process	target process
PID 2900 wrote to memory of 3392	2900	z1REF-0010.exe	z1REF-0010.exe
PID 2900 wrote to memory of 3392	2900	z1REF-0010.exe	z1REF-0010.exe
PID 2900 wrote to memory of 3392	2900	z1REF-0010.exe	z1REF-0010.exe
PID 2900 wrote to memory of 3392	2900	z1REF-0010.exe	z1REF-0010.exe
PID 2900 wrote to memory of 3392	2900	z1REF-0010.exe	z1REF-0010.exe
PID 2900 wrote to memory of 3392	2900	z1REF-0010.exe	z1REF-0010.exe
PID 2900 wrote to memory of 3392	2900	z1REF-0010.exe	z1REF-0010.exe
PID 2900 wrote to memory of 3392	2900	z1REF-0010.exe	z1REF-0010.exe
PID 2900 wrote to memory of 3204	2900	z1REF-0010.exe	z1REF-0010.exe
PID 2900 wrote to memory of 3204	2900	z1REF-0010.exe	z1REF-0010.exe
PID 2900 wrote to memory of 3204	2900	z1REF-0010.exe	z1REF-0010.exe
PID 2900 wrote to memory of 3204	2900	z1REF-0010.exe	z1REF-0010.exe
PID 2900 wrote to memory of 3204	2900	z1REF-0010.exe	z1REF-0010.exe
PID 2900 wrote to memory of 3204	2900	z1REF-0010.exe	z1REF-0010.exe
PID 2900 wrote to memory of 3204	2900	z1REF-0010.exe	z1REF-0010.exe
PID 2900 wrote to memory of 3204	2900	z1REF-0010.exe	z1REF-0010.exe

outlook_office_path 1 IoCs

Processes:

z1REF-0010.exe

description	ioc	process
Key opened	\REGISTRY\USER\S-1-5-21-1675742406-747946869-1029867430-1000\Software\Microsoft\Office\16.0\Outlook\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676	z1REF-0010.exe

outlook_win_path 1 IoCs

Processes:

z1REF-0010.exe

description	ioc	process
Key opened	\REGISTRY\USER\S-1-5-21-1675742406-747946869-1029867430-1000\Software\Microsoft\Windows NT\CurrentVersion\Windows Messaging Subsystem\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676	z1REF-0010.exe

C:\Users\Admin\AppData\Local\Temp\z1REF-0010.exe
"C:\Users\Admin\AppData\Local\Temp\z1REF-0010.exe"
1⤵
- Suspicious use of SetThreadContext
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
PID:2900

C:\Users\Admin\AppData\Local\Temp\z1REF-0010.exe
"C:\Users\Admin\AppData\Local\Temp\z1REF-0010.exe"
2⤵
PID:3392

C:\Users\Admin\AppData\Local\Temp\z1REF-0010.exe
"C:\Users\Admin\AppData\Local\Temp\z1REF-0010.exe"
2⤵
- Accesses Microsoft Outlook profiles
- Suspicious use of AdjustPrivilegeToken
- outlook_office_path
- outlook_win_path
PID:3204

Network

MITRE ATT&CK Matrix ATT&CK v6

Initial Access

Execution

Persistence

Privilege Escalation

Defense Evasion

Credential Access

Credentials in Files

3

T1081

Discovery

Lateral Movement

Collection

Data from Local System

3

T1005

Email Collection

1

T1114

Exfiltration

Command and Control

Impact

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Downloads

C:\Users\Admin\AppData\Local\Microsoft\CLR_v4.0_32\UsageLogs\z1REF-0010.exe.log
Filesize
1KB

MD5
8ec831f3e3a3f77e4a7b9cd32b48384c

SHA1
d83f09fd87c5bd86e045873c231c14836e76a05c

SHA256
7667e538030e3f8ce2886e47a01af24cb0ea70528b1e821c5d8832c5076cb982

SHA512
26bffa2406b66368bd412bf25869a792631455645992cdcade2dbc13a2e56fb546414a6a9223b94c96c38d89187add6678d4779a88b38b0c9e36be8527b213c3

Download Submit
memory/2900-143-0x0000000004F50000-0x0000000004F60000-memory.dmp

Filesize
64KB

Download
memory/2900-134-0x00000000052E0000-0x0000000005884000-memory.dmp

Filesize
5.6MB

Download
memory/2900-142-0x0000000004F50000-0x0000000004F60000-memory.dmp

Filesize
64KB

Download
memory/2900-137-0x0000000004DA0000-0x0000000004DAA000-memory.dmp

Filesize
40KB

Download
memory/2900-138-0x00000000064A0000-0x000000000653C000-memory.dmp

Filesize
624KB

Download
memory/2900-139-0x0000000004F50000-0x0000000004F60000-memory.dmp

Filesize
64KB

Download
memory/2900-140-0x0000000004F50000-0x0000000004F60000-memory.dmp

Filesize
64KB

Download
memory/2900-141-0x0000000004F50000-0x0000000004F60000-memory.dmp

Filesize
64KB

Download
memory/2900-136-0x0000000004F50000-0x0000000004F60000-memory.dmp

Filesize
64KB

Download
memory/2900-133-0x0000000000C30000-0x0000000000CFC000-memory.dmp

Filesize
816KB

Download
memory/2900-145-0x0000000004F50000-0x0000000004F60000-memory.dmp

Filesize
64KB

Download
memory/2900-144-0x0000000004F50000-0x0000000004F60000-memory.dmp

Filesize
64KB

Download
memory/2900-135-0x0000000004DD0000-0x0000000004E62000-memory.dmp

Filesize
584KB

Download
memory/3204-146-0x0000000000400000-0x0000000000430000-memory.dmp

Filesize
192KB

Download
memory/3204-149-0x0000000005140000-0x00000000051A6000-memory.dmp

Filesize
408KB

Download
memory/3204-150-0x00000000051C0000-0x00000000051D0000-memory.dmp

Filesize
64KB

Download
memory/3204-151-0x0000000006330000-0x0000000006380000-memory.dmp

Filesize
320KB

Download
memory/3204-152-0x0000000006550000-0x0000000006712000-memory.dmp

Filesize
1.8MB

Download
memory/3204-153-0x00000000051C0000-0x00000000051D0000-memory.dmp

Filesize
64KB

Download

Analysis

Sharing

General

Malware Config

Extracted

Signatures

Processes

Network

MITRE ATT&CK Matrix ATT&CK v6

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Downloads