agenttesla | d9f9c20cffb078037e8936fe93ab6237a29b6fe41075305ec1dd5800242606bb

General

Target

0b8b3fa0c3fed86cd8760db8caae9c28.exe
Size

852KB
MD5

0b8b3fa0c3fed86cd8760db8caae9c28
SHA1

44d1ee0b8caed12f951d0620087cb118adeb86d6
SHA256

d9f9c20cffb078037e8936fe93ab6237a29b6fe41075305ec1dd5800242606bb
SHA512

56879142acf6d95a05bceac615ec03094672d91c89b2b16d08fdeb74c1eaf880fa3f021f2d3af4032815f8aa19288a02f8abf260fa03c0ccdf1ba853f74da016

Score

10^/10

agenttesla keylogger spyware stealer trojan

Malware Config

Extracted

Family

agenttesla

C2

https://api.telegram.org/bot1354395790:AAGs5t1VElMZzeygESEl5DtA0jHdLInLstE/sendDocument

Signatures

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

AgentTesla Payload 2 IoCs

Processes:

resource	yara_rule
behavioral2/memory/1500-13-0x0000000000400000-0x000000000043C000-memory.dmp	family_agenttesla
behavioral2/memory/1500-14-0x00000000004376EE-mapping.dmp	family_agenttesla

Reads data files stored by FTP clients 2 TTPs
Tries to access configuration files associated with programs like FileZilla.
spyware

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

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

Data from Local System
T1005

Credentials in Files
T1081
Looks up external IP address via web service 2 IoCs
Uses a legitimate IP lookup service to find the infected system's external IP.

Processes:

flow ioc

16 api.ipify.org
15 api.ipify.org
Suspicious use of SetThreadContext 1 IoCs

Processes:

0b8b3fa0c3fed86cd8760db8caae9c28.exe

description pid process target process

PID 2604 set thread context of 1500 2604 0b8b3fa0c3fed86cd8760db8caae9c28.exe 0b8b3fa0c3fed86cd8760db8caae9c28.exe
Enumerates physical storage devices 1 TTPs
Attempts to interact with connected storage/optical drive(s). Likely ransomware behaviour.

System Information Discovery
T1082
Creates scheduled task(s) 1 TTPs 1 IoCs
Schtasks is often used by malware for persistence or to perform post-infection execution.
persistence

Scheduled Task
T1053

Processes:

schtasks.exe

pid process

1012 schtasks.exe
Suspicious behavior: EnumeratesProcesses 3 IoCs

Processes:

0b8b3fa0c3fed86cd8760db8caae9c28.exe0b8b3fa0c3fed86cd8760db8caae9c28.exe

pid process

2604 0b8b3fa0c3fed86cd8760db8caae9c28.exe
1500 0b8b3fa0c3fed86cd8760db8caae9c28.exe
1500 0b8b3fa0c3fed86cd8760db8caae9c28.exe
Suspicious use of AdjustPrivilegeToken 2 IoCs

Processes:

0b8b3fa0c3fed86cd8760db8caae9c28.exe0b8b3fa0c3fed86cd8760db8caae9c28.exe

description pid process

Token: SeDebugPrivilege 2604 0b8b3fa0c3fed86cd8760db8caae9c28.exe
Token: SeDebugPrivilege 1500 0b8b3fa0c3fed86cd8760db8caae9c28.exe
Suspicious use of SetWindowsHookEx 1 IoCs

Processes:

0b8b3fa0c3fed86cd8760db8caae9c28.exe

pid process

1500 0b8b3fa0c3fed86cd8760db8caae9c28.exe

flow	ioc
16	api.ipify.org
15	api.ipify.org

description	pid	process	target process
PID 2604 set thread context of 1500	2604	0b8b3fa0c3fed86cd8760db8caae9c28.exe	0b8b3fa0c3fed86cd8760db8caae9c28.exe

pid	process
1012	schtasks.exe

pid	process
2604	0b8b3fa0c3fed86cd8760db8caae9c28.exe
1500	0b8b3fa0c3fed86cd8760db8caae9c28.exe
1500	0b8b3fa0c3fed86cd8760db8caae9c28.exe

description	pid	process
Token: SeDebugPrivilege	2604	0b8b3fa0c3fed86cd8760db8caae9c28.exe
Token: SeDebugPrivilege	1500	0b8b3fa0c3fed86cd8760db8caae9c28.exe

pid	process
1500	0b8b3fa0c3fed86cd8760db8caae9c28.exe

Suspicious use of WriteProcessMemory 11 IoCs

Processes:

0b8b3fa0c3fed86cd8760db8caae9c28.exe

description	pid	process	target process
PID 2604 wrote to memory of 1012	2604	0b8b3fa0c3fed86cd8760db8caae9c28.exe	schtasks.exe
PID 2604 wrote to memory of 1012	2604	0b8b3fa0c3fed86cd8760db8caae9c28.exe	schtasks.exe
PID 2604 wrote to memory of 1012	2604	0b8b3fa0c3fed86cd8760db8caae9c28.exe	schtasks.exe
PID 2604 wrote to memory of 1500	2604	0b8b3fa0c3fed86cd8760db8caae9c28.exe	0b8b3fa0c3fed86cd8760db8caae9c28.exe
PID 2604 wrote to memory of 1500	2604	0b8b3fa0c3fed86cd8760db8caae9c28.exe	0b8b3fa0c3fed86cd8760db8caae9c28.exe
PID 2604 wrote to memory of 1500	2604	0b8b3fa0c3fed86cd8760db8caae9c28.exe	0b8b3fa0c3fed86cd8760db8caae9c28.exe
PID 2604 wrote to memory of 1500	2604	0b8b3fa0c3fed86cd8760db8caae9c28.exe	0b8b3fa0c3fed86cd8760db8caae9c28.exe
PID 2604 wrote to memory of 1500	2604	0b8b3fa0c3fed86cd8760db8caae9c28.exe	0b8b3fa0c3fed86cd8760db8caae9c28.exe
PID 2604 wrote to memory of 1500	2604	0b8b3fa0c3fed86cd8760db8caae9c28.exe	0b8b3fa0c3fed86cd8760db8caae9c28.exe
PID 2604 wrote to memory of 1500	2604	0b8b3fa0c3fed86cd8760db8caae9c28.exe	0b8b3fa0c3fed86cd8760db8caae9c28.exe
PID 2604 wrote to memory of 1500	2604	0b8b3fa0c3fed86cd8760db8caae9c28.exe	0b8b3fa0c3fed86cd8760db8caae9c28.exe

C:\Users\Admin\AppData\Local\Temp\0b8b3fa0c3fed86cd8760db8caae9c28.exe
"C:\Users\Admin\AppData\Local\Temp\0b8b3fa0c3fed86cd8760db8caae9c28.exe"
1⤵
- Suspicious use of SetThreadContext
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
PID:2604

C:\Windows\SysWOW64\schtasks.exe
"C:\Windows\System32\schtasks.exe" /Create /TN "Updates\cemiba" /XML "C:\Users\Admin\AppData\Local\Temp\tmpC9AE.tmp"
2⤵
- Creates scheduled task(s)
PID:1012

C:\Users\Admin\AppData\Local\Temp\0b8b3fa0c3fed86cd8760db8caae9c28.exe
"{path}"
2⤵
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of SetWindowsHookEx
PID:1500

Network

MITRE ATT&CK Matrix ATT&CK v6

Initial Access

Execution

Scheduled Task

1

T1053

Persistence

Scheduled Task

1

T1053

Privilege Escalation

Scheduled Task

1

T1053

Defense Evasion

Credential Access

Credentials in Files

3

T1081

Discovery

System Information Discovery

1

T1082

Lateral Movement

Collection

Data from Local System

3

T1005

Exfiltration

Command and Control

Impact

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Downloads

C:\Users\Admin\AppData\Local\Microsoft\CLR_v4.0_32\UsageLogs\0b8b3fa0c3fed86cd8760db8caae9c28.exe.log
MD5
0c2899d7c6746f42d5bbe088c777f94c

SHA1
622f66c5f7a3c91b28a9f43ce7c6cabadbf514f1

SHA256
5b0b99740cadaeff7b9891136644b396941547e20cc7eea646560d0dad5a5458

SHA512
ab7a3409ed4b6ca00358330a3aa4ef6de7d81eb21a5e24bb629ef6a7c7c4e2a70ca3accfbc989ed6e495fdb8eb6203a26d6f2a37b2a5809af4276af375b49078

Download Submit
C:\Users\Admin\AppData\Local\Temp\tmpC9AE.tmp
MD5
58fb245061045f7192a153efa0af0a8b

SHA1
e1eaf02bbd9bc7525fe5ec32311b62ee4c88c9e2

SHA256
b6ed8c35df5c3c9b5b7de69e19d5cec892b48284864a611b7982c0d8974f8d57

SHA512
ba85a5cfacb7ed83a3c918f8800b38e08579d4dc2a6e864b6aff3e0b9758e9d2d47198ba1d080681c6044032ae776548cfa74377938547230efd7937bc4ea7a7

Download Submit
memory/1012-11-0x0000000000000000-mapping.dmp

Download
memory/1500-13-0x0000000000400000-0x000000000043C000-memory.dmp

Filesize
240KB

Download
memory/1500-22-0x0000000005E20000-0x0000000005E21000-memory.dmp

Filesize
4KB

Download
memory/1500-21-0x0000000005150000-0x0000000005151000-memory.dmp

Filesize
4KB

Download
memory/1500-16-0x0000000073940000-0x000000007402E000-memory.dmp

Filesize
6.9MB

Download
memory/1500-14-0x00000000004376EE-mapping.dmp

Download
memory/2604-5-0x0000000005BF0000-0x0000000005BF1000-memory.dmp

Filesize
4KB

Download
memory/2604-6-0x00000000056F0000-0x00000000056F1000-memory.dmp

Filesize
4KB

Download
memory/2604-2-0x0000000073940000-0x000000007402E000-memory.dmp

Filesize
6.9MB

Download
memory/2604-10-0x0000000007C20000-0x0000000007C21000-memory.dmp

Filesize
4KB

Download
memory/2604-3-0x0000000000D40000-0x0000000000D41000-memory.dmp

Filesize
4KB

Download
memory/2604-9-0x0000000007AE0000-0x0000000007B79000-memory.dmp

Filesize
612KB

Download
memory/2604-8-0x0000000005980000-0x000000000598E000-memory.dmp

Filesize
56KB

Download
memory/2604-7-0x0000000005660000-0x0000000005661000-memory.dmp

Filesize
4KB

Download

Analysis

Sharing

General

Malware Config

Extracted

Signatures

Processes

Network

MITRE ATT&CK Matrix ATT&CK v6

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Downloads