agenttesla | 3b87c1ff0576d0f7c3595554245adba16dc0b6aa4f4d7b658dd1b803c7b76a39

General

Target

3b87c1ff0576d0f7c3595554245adba16dc0b6aa4f4d7b658dd1b803c7b76a39.exe
Size

835KB
MD5

47768ce0f6e578743e3ffcd1cdc45a85
SHA1

359276e0825600dd637166ae75315cfaf60585a0
SHA256

3b87c1ff0576d0f7c3595554245adba16dc0b6aa4f4d7b658dd1b803c7b76a39
SHA512

cdf1f850f15e0addb7873be7bd5ed3cf8e32d1164e5aa7a584fac227b223a0dfd4b8798e92da29ceadfd838ae37e6599b975c7cbc76034053f3d88db88bca6b9
SSDEEP

24576:SNk+pJbDMZN3C3R2pEu4Vh4CdB8JYU6K5:S5JMZJWs+u4NLO6K

Score

10^/10

agenttesla keylogger spyware stealer trojan

Malware Config

Extracted

Family

agenttesla

C2

https://discord.com/api/webhooks/1179499222463168573/PVUpZ1J1JtDuKSWVcXWilMvIlKb2Qchu7QhEEb_1sKVtTXLAEfM5aRMADIF1EWL0ZjkF

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
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 2 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
Looks up external IP address via web service 1 IoCs
Uses a legitimate IP lookup service to find the infected system's external IP.

Processes:

flow ioc

6 api.ipify.org

flow	ioc
6	api.ipify.org

Suspicious use of SetThreadContext 1 IoCs

Processes:

3b87c1ff0576d0f7c3595554245adba16dc0b6aa4f4d7b658dd1b803c7b76a39.exe

description	pid	process	target process
PID 1788 set thread context of 4932	1788	3b87c1ff0576d0f7c3595554245adba16dc0b6aa4f4d7b658dd1b803c7b76a39.exe	3b87c1ff0576d0f7c3595554245adba16dc0b6aa4f4d7b658dd1b803c7b76a39.exe

Program crash 1 IoCs

Processes:

WerFault.exe

pid pid_target process target process

4492 4932 WerFault.exe 3b87c1ff0576d0f7c3595554245adba16dc0b6aa4f4d7b658dd1b803c7b76a39.exe

pid	pid_target	process	target process
4492	4932	WerFault.exe	3b87c1ff0576d0f7c3595554245adba16dc0b6aa4f4d7b658dd1b803c7b76a39.exe

Suspicious behavior: EnumeratesProcesses 4 IoCs

Processes:

3b87c1ff0576d0f7c3595554245adba16dc0b6aa4f4d7b658dd1b803c7b76a39.exe3b87c1ff0576d0f7c3595554245adba16dc0b6aa4f4d7b658dd1b803c7b76a39.exe

pid	process
1788	3b87c1ff0576d0f7c3595554245adba16dc0b6aa4f4d7b658dd1b803c7b76a39.exe
1788	3b87c1ff0576d0f7c3595554245adba16dc0b6aa4f4d7b658dd1b803c7b76a39.exe
4932	3b87c1ff0576d0f7c3595554245adba16dc0b6aa4f4d7b658dd1b803c7b76a39.exe
4932	3b87c1ff0576d0f7c3595554245adba16dc0b6aa4f4d7b658dd1b803c7b76a39.exe

Suspicious use of AdjustPrivilegeToken 2 IoCs

Processes:

3b87c1ff0576d0f7c3595554245adba16dc0b6aa4f4d7b658dd1b803c7b76a39.exe3b87c1ff0576d0f7c3595554245adba16dc0b6aa4f4d7b658dd1b803c7b76a39.exe

description	pid	process
Token: SeDebugPrivilege	1788	3b87c1ff0576d0f7c3595554245adba16dc0b6aa4f4d7b658dd1b803c7b76a39.exe
Token: SeDebugPrivilege	4932	3b87c1ff0576d0f7c3595554245adba16dc0b6aa4f4d7b658dd1b803c7b76a39.exe

Suspicious use of WriteProcessMemory 8 IoCs

Processes:

3b87c1ff0576d0f7c3595554245adba16dc0b6aa4f4d7b658dd1b803c7b76a39.exe

description	pid	process	target process
PID 1788 wrote to memory of 4932	1788	3b87c1ff0576d0f7c3595554245adba16dc0b6aa4f4d7b658dd1b803c7b76a39.exe	3b87c1ff0576d0f7c3595554245adba16dc0b6aa4f4d7b658dd1b803c7b76a39.exe
PID 1788 wrote to memory of 4932	1788	3b87c1ff0576d0f7c3595554245adba16dc0b6aa4f4d7b658dd1b803c7b76a39.exe	3b87c1ff0576d0f7c3595554245adba16dc0b6aa4f4d7b658dd1b803c7b76a39.exe
PID 1788 wrote to memory of 4932	1788	3b87c1ff0576d0f7c3595554245adba16dc0b6aa4f4d7b658dd1b803c7b76a39.exe	3b87c1ff0576d0f7c3595554245adba16dc0b6aa4f4d7b658dd1b803c7b76a39.exe
PID 1788 wrote to memory of 4932	1788	3b87c1ff0576d0f7c3595554245adba16dc0b6aa4f4d7b658dd1b803c7b76a39.exe	3b87c1ff0576d0f7c3595554245adba16dc0b6aa4f4d7b658dd1b803c7b76a39.exe
PID 1788 wrote to memory of 4932	1788	3b87c1ff0576d0f7c3595554245adba16dc0b6aa4f4d7b658dd1b803c7b76a39.exe	3b87c1ff0576d0f7c3595554245adba16dc0b6aa4f4d7b658dd1b803c7b76a39.exe
PID 1788 wrote to memory of 4932	1788	3b87c1ff0576d0f7c3595554245adba16dc0b6aa4f4d7b658dd1b803c7b76a39.exe	3b87c1ff0576d0f7c3595554245adba16dc0b6aa4f4d7b658dd1b803c7b76a39.exe
PID 1788 wrote to memory of 4932	1788	3b87c1ff0576d0f7c3595554245adba16dc0b6aa4f4d7b658dd1b803c7b76a39.exe	3b87c1ff0576d0f7c3595554245adba16dc0b6aa4f4d7b658dd1b803c7b76a39.exe
PID 1788 wrote to memory of 4932	1788	3b87c1ff0576d0f7c3595554245adba16dc0b6aa4f4d7b658dd1b803c7b76a39.exe	3b87c1ff0576d0f7c3595554245adba16dc0b6aa4f4d7b658dd1b803c7b76a39.exe

C:\Users\Admin\AppData\Local\Temp\3b87c1ff0576d0f7c3595554245adba16dc0b6aa4f4d7b658dd1b803c7b76a39.exe
"C:\Users\Admin\AppData\Local\Temp\3b87c1ff0576d0f7c3595554245adba16dc0b6aa4f4d7b658dd1b803c7b76a39.exe"
1⤵
- Suspicious use of SetThreadContext
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
PID:1788

C:\Users\Admin\AppData\Local\Temp\3b87c1ff0576d0f7c3595554245adba16dc0b6aa4f4d7b658dd1b803c7b76a39.exe
"C:\Users\Admin\AppData\Local\Temp\3b87c1ff0576d0f7c3595554245adba16dc0b6aa4f4d7b658dd1b803c7b76a39.exe"
2⤵
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
PID:4932

C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -u -p 4932 -s 2000
3⤵
- Program crash
PID:4492

C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -pss -s 404 -p 4932 -ip 4932
1⤵
PID:1416

Network

MITRE ATT&CK Enterprise v15

Reconnaissance

Resource Development

Initial Access

Execution

Persistence

Privilege Escalation

Defense Evasion

Credential Access

Unsecured Credentials

3

T1552

Credentials In Files

3

T1552.001

Discovery

Lateral Movement

Collection

Data from Local System

3

T1005

Command and Control

Exfiltration

Impact

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Downloads

C:\Users\Admin\AppData\Local\Microsoft\CLR_v4.0_32\UsageLogs\3b87c1ff0576d0f7c3595554245adba16dc0b6aa4f4d7b658dd1b803c7b76a39.exe.log

Filesize
1KB

MD5
8ec831f3e3a3f77e4a7b9cd32b48384c

SHA1
d83f09fd87c5bd86e045873c231c14836e76a05c

SHA256
7667e538030e3f8ce2886e47a01af24cb0ea70528b1e821c5d8832c5076cb982

SHA512
26bffa2406b66368bd412bf25869a792631455645992cdcade2dbc13a2e56fb546414a6a9223b94c96c38d89187add6678d4779a88b38b0c9e36be8527b213c3

Download Submit
memory/1788-8-0x0000000006910000-0x000000000691A000-memory.dmp

Filesize
40KB

Download
memory/1788-3-0x0000000005630000-0x00000000056C2000-memory.dmp

Filesize
584KB

Download
memory/1788-10-0x0000000006A10000-0x0000000006AAC000-memory.dmp

Filesize
624KB

Download
memory/1788-9-0x0000000007F00000-0x0000000007F7C000-memory.dmp

Filesize
496KB

Download
memory/1788-5-0x0000000005610000-0x000000000561A000-memory.dmp

Filesize
40KB

Download
memory/1788-6-0x00000000068B0000-0x00000000068C8000-memory.dmp

Filesize
96KB

Download
memory/1788-7-0x0000000006900000-0x0000000006908000-memory.dmp

Filesize
32KB

Download
memory/1788-1-0x0000000075210000-0x00000000759C0000-memory.dmp

Filesize
7.7MB

Download
memory/1788-0-0x0000000000B30000-0x0000000000C06000-memory.dmp

Filesize
856KB

Download
memory/1788-2-0x0000000005BE0000-0x0000000006184000-memory.dmp

Filesize
5.6MB

Download
memory/1788-4-0x0000000005870000-0x0000000005880000-memory.dmp

Filesize
64KB

Download
memory/1788-14-0x0000000075210000-0x00000000759C0000-memory.dmp

Filesize
7.7MB

Download
memory/4932-15-0x0000000075210000-0x00000000759C0000-memory.dmp

Filesize
7.7MB

Download
memory/4932-19-0x0000000075210000-0x00000000759C0000-memory.dmp

Filesize
7.7MB

Download
memory/4932-17-0x0000000005970000-0x00000000059D6000-memory.dmp

Filesize
408KB

Download
memory/4932-16-0x00000000059E0000-0x00000000059F0000-memory.dmp

Filesize
64KB

Download
memory/4932-18-0x0000000007090000-0x00000000070E0000-memory.dmp

Filesize
320KB

Download
memory/4932-11-0x0000000000400000-0x0000000000442000-memory.dmp

Filesize
264KB

Download

Analysis

Sharing

General

Malware Config

Extracted

Signatures

Processes

Network

MITRE ATT&CK Enterprise v15

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Downloads