agenttesla | 992ad3ca073b6c7fd4de4a7b3d7139c7d794da8b0c2420963d802374c3ed968c

General

Target

594f1c723ce27b1fd3ca55b364bcd1c8.exe
Size

735KB
MD5

594f1c723ce27b1fd3ca55b364bcd1c8
SHA1

02beeb703de1dd129f04fe034c119a835b134e45
SHA256

992ad3ca073b6c7fd4de4a7b3d7139c7d794da8b0c2420963d802374c3ed968c
SHA512

9ac5f20d252aeb7d7d333cb36834f622d542b60883179ec324819be4d5c11e0546ebb0f870e24c68409ba073e167f3322fc7abfc9ab23331f3f9236a8b2d9bbf

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/3380-13-0x0000000000400000-0x000000000043C000-memory.dmp	family_agenttesla
behavioral2/memory/3380-14-0x00000000004376EE-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

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

Processes:

594f1c723ce27b1fd3ca55b364bcd1c8.exe

description pid process target process

PID 576 set thread context of 3380 576 594f1c723ce27b1fd3ca55b364bcd1c8.exe 594f1c723ce27b1fd3ca55b364bcd1c8.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

3008 schtasks.exe
Suspicious behavior: EnumeratesProcesses 3 IoCs

Processes:

594f1c723ce27b1fd3ca55b364bcd1c8.exe594f1c723ce27b1fd3ca55b364bcd1c8.exe

pid process

576 594f1c723ce27b1fd3ca55b364bcd1c8.exe
3380 594f1c723ce27b1fd3ca55b364bcd1c8.exe
3380 594f1c723ce27b1fd3ca55b364bcd1c8.exe
Suspicious use of AdjustPrivilegeToken 2 IoCs

Processes:

594f1c723ce27b1fd3ca55b364bcd1c8.exe594f1c723ce27b1fd3ca55b364bcd1c8.exe

description pid process

Token: SeDebugPrivilege 576 594f1c723ce27b1fd3ca55b364bcd1c8.exe
Token: SeDebugPrivilege 3380 594f1c723ce27b1fd3ca55b364bcd1c8.exe
Suspicious use of SetWindowsHookEx 1 IoCs

Processes:

594f1c723ce27b1fd3ca55b364bcd1c8.exe

pid process

3380 594f1c723ce27b1fd3ca55b364bcd1c8.exe

flow	ioc
14	api.ipify.org
15	api.ipify.org

description	pid	process	target process
PID 576 set thread context of 3380	576	594f1c723ce27b1fd3ca55b364bcd1c8.exe	594f1c723ce27b1fd3ca55b364bcd1c8.exe

pid	process
3008	schtasks.exe

pid	process
576	594f1c723ce27b1fd3ca55b364bcd1c8.exe
3380	594f1c723ce27b1fd3ca55b364bcd1c8.exe
3380	594f1c723ce27b1fd3ca55b364bcd1c8.exe

description	pid	process
Token: SeDebugPrivilege	576	594f1c723ce27b1fd3ca55b364bcd1c8.exe
Token: SeDebugPrivilege	3380	594f1c723ce27b1fd3ca55b364bcd1c8.exe

pid	process
3380	594f1c723ce27b1fd3ca55b364bcd1c8.exe

Suspicious use of WriteProcessMemory 11 IoCs

Processes:

594f1c723ce27b1fd3ca55b364bcd1c8.exe

description	pid	process	target process
PID 576 wrote to memory of 3008	576	594f1c723ce27b1fd3ca55b364bcd1c8.exe	schtasks.exe
PID 576 wrote to memory of 3008	576	594f1c723ce27b1fd3ca55b364bcd1c8.exe	schtasks.exe
PID 576 wrote to memory of 3008	576	594f1c723ce27b1fd3ca55b364bcd1c8.exe	schtasks.exe
PID 576 wrote to memory of 3380	576	594f1c723ce27b1fd3ca55b364bcd1c8.exe	594f1c723ce27b1fd3ca55b364bcd1c8.exe
PID 576 wrote to memory of 3380	576	594f1c723ce27b1fd3ca55b364bcd1c8.exe	594f1c723ce27b1fd3ca55b364bcd1c8.exe
PID 576 wrote to memory of 3380	576	594f1c723ce27b1fd3ca55b364bcd1c8.exe	594f1c723ce27b1fd3ca55b364bcd1c8.exe
PID 576 wrote to memory of 3380	576	594f1c723ce27b1fd3ca55b364bcd1c8.exe	594f1c723ce27b1fd3ca55b364bcd1c8.exe
PID 576 wrote to memory of 3380	576	594f1c723ce27b1fd3ca55b364bcd1c8.exe	594f1c723ce27b1fd3ca55b364bcd1c8.exe
PID 576 wrote to memory of 3380	576	594f1c723ce27b1fd3ca55b364bcd1c8.exe	594f1c723ce27b1fd3ca55b364bcd1c8.exe
PID 576 wrote to memory of 3380	576	594f1c723ce27b1fd3ca55b364bcd1c8.exe	594f1c723ce27b1fd3ca55b364bcd1c8.exe
PID 576 wrote to memory of 3380	576	594f1c723ce27b1fd3ca55b364bcd1c8.exe	594f1c723ce27b1fd3ca55b364bcd1c8.exe

C:\Users\Admin\AppData\Local\Temp\594f1c723ce27b1fd3ca55b364bcd1c8.exe
"C:\Users\Admin\AppData\Local\Temp\594f1c723ce27b1fd3ca55b364bcd1c8.exe"
1⤵
- Suspicious use of SetThreadContext
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
PID:576

C:\Windows\SysWOW64\schtasks.exe
"C:\Windows\System32\schtasks.exe" /Create /TN "Updates\wyDcuqHDDDnjcR" /XML "C:\Users\Admin\AppData\Local\Temp\tmpE6DB.tmp"
2⤵
- Creates scheduled task(s)
PID:3008

C:\Users\Admin\AppData\Local\Temp\594f1c723ce27b1fd3ca55b364bcd1c8.exe
"{path}"
2⤵
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of SetWindowsHookEx
PID:3380

Network

MITRE ATT&CK Enterprise 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

Command and Control

Exfiltration

Impact

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Downloads

C:\Users\Admin\AppData\Local\Microsoft\CLR_v4.0_32\UsageLogs\594f1c723ce27b1fd3ca55b364bcd1c8.exe.log
MD5
0c2899d7c6746f42d5bbe088c777f94c

SHA1
622f66c5f7a3c91b28a9f43ce7c6cabadbf514f1

SHA256
5b0b99740cadaeff7b9891136644b396941547e20cc7eea646560d0dad5a5458

SHA512
ab7a3409ed4b6ca00358330a3aa4ef6de7d81eb21a5e24bb629ef6a7c7c4e2a70ca3accfbc989ed6e495fdb8eb6203a26d6f2a37b2a5809af4276af375b49078

Download Submit
C:\Users\Admin\AppData\Local\Temp\tmpE6DB.tmp
MD5
88f6bd721aa8d5e4a7abd53a74d04508

SHA1
d87f6226c6c32d7004ccda874de5c8873d31d291

SHA256
80d0411060d7537b0a10890878a3ea4539db5f948dcd1bc04737458fb022355c

SHA512
6097cc81c246ff024d609c68c031aa833bbdc602a9170ae14d717bb30076737cd92d0ff3651fbb6f6e10d1f356c5c5e151e10f97a5ca23c754e3ad8de3d72a9d

Download Submit
memory/576-7-0x0000000005310000-0x0000000005311000-memory.dmp

Filesize
4KB

Download
memory/576-5-0x0000000005680000-0x0000000005681000-memory.dmp

Filesize
4KB

Download
memory/576-2-0x0000000073190000-0x000000007387E000-memory.dmp

Filesize
6.9MB

Download
memory/576-8-0x00000000055D0000-0x00000000055DE000-memory.dmp

Filesize
56KB

Download
memory/576-9-0x00000000078F0000-0x000000000797C000-memory.dmp

Filesize
560KB

Download
memory/576-10-0x0000000007A20000-0x0000000007A21000-memory.dmp

Filesize
4KB

Download
memory/576-3-0x0000000000970000-0x0000000000971000-memory.dmp

Filesize
4KB

Download
memory/576-6-0x0000000005260000-0x0000000005261000-memory.dmp

Filesize
4KB

Download
memory/3008-11-0x0000000000000000-mapping.dmp

Download
memory/3380-13-0x0000000000400000-0x000000000043C000-memory.dmp

Filesize
240KB

Download
memory/3380-14-0x00000000004376EE-mapping.dmp

Download
memory/3380-16-0x0000000073190000-0x000000007387E000-memory.dmp

Filesize
6.9MB

Download
memory/3380-21-0x0000000005BA0000-0x0000000005BA1000-memory.dmp

Filesize
4KB

Download
memory/3380-22-0x0000000006490000-0x0000000006491000-memory.dmp

Filesize
4KB

Download

Analysis

Sharing

General

Malware Config

Extracted

Signatures

Processes

Network

MITRE ATT&CK Enterprise v6

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Downloads