agenttesla | 315984aabc5da8205e3bad254f58a57c3131df81438d6462edb8cde5b096105e

General

Target

f71c278f8f31eb5aafb97b9b8cc6c7f6b2aea97c80bca11ddeede2b7df8b1ee5.exe
Size

777KB
MD5

933c54fec2b05a8dc386623a79f5fed6
SHA1

b70e1861d76cd1a37810fe91ec74cb1848011642
SHA256

f71c278f8f31eb5aafb97b9b8cc6c7f6b2aea97c80bca11ddeede2b7df8b1ee5
SHA512

c25cf1155283841af5b0d510f168837c74652251f969ec55663c2d6174e593cc4f198387be11be2cf187f43f2de2e2e76b09f69c5c063e1cf898280d3760d4de
SSDEEP

12288:oKdsGfZFr5cE8LHWt+zvhqbcIERlSCWs/OL6mMk/SEdRMA/LyzIPPPu6gt:5WvL/YbclSa5mt9/LkInst

Score

10^/10

agenttesla collection keylogger spyware stealer trojan

Malware Config

Extracted

Family

agenttesla

Credentials

Protocol: smtp
Host:
mail.sseximclearing.com
Port:
587
Username:
saurav.roy@sseximclearing.com
Password:
Ssxm@9854
Email To:
maxitears7@gmail.com

Signatures

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

Checks computer location settings 2 TTPs 1 IoCs

Looks up country code configured in the registry, likely geofence.

Query Registry

T1012

System Information Discovery

T1082

Processes:

f71c278f8f31eb5aafb97b9b8cc6c7f6b2aea97c80bca11ddeede2b7df8b1ee5.exe

description	ioc	process
Key value queried	\REGISTRY\USER\S-1-5-21-2295526160-1155304984-640977766-1000\Control Panel\International\Geo\Nation	f71c278f8f31eb5aafb97b9b8cc6c7f6b2aea97c80bca11ddeede2b7df8b1ee5.exe

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:

f71c278f8f31eb5aafb97b9b8cc6c7f6b2aea97c80bca11ddeede2b7df8b1ee5.exe

description	ioc	process
Key opened	\REGISTRY\USER\S-1-5-21-2295526160-1155304984-640977766-1000\Software\Microsoft\Office\15.0\Outlook\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676	f71c278f8f31eb5aafb97b9b8cc6c7f6b2aea97c80bca11ddeede2b7df8b1ee5.exe
Key opened	\REGISTRY\USER\S-1-5-21-2295526160-1155304984-640977766-1000\Software\Microsoft\Windows NT\CurrentVersion\Windows Messaging Subsystem\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676	f71c278f8f31eb5aafb97b9b8cc6c7f6b2aea97c80bca11ddeede2b7df8b1ee5.exe
Key opened	\REGISTRY\USER\S-1-5-21-2295526160-1155304984-640977766-1000\Software\Microsoft\Office\16.0\Outlook\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676	f71c278f8f31eb5aafb97b9b8cc6c7f6b2aea97c80bca11ddeede2b7df8b1ee5.exe

Suspicious use of SetThreadContext 1 IoCs

Processes:

f71c278f8f31eb5aafb97b9b8cc6c7f6b2aea97c80bca11ddeede2b7df8b1ee5.exe

description	pid	process	target process
PID 4704 set thread context of 4816	4704	f71c278f8f31eb5aafb97b9b8cc6c7f6b2aea97c80bca11ddeede2b7df8b1ee5.exe	f71c278f8f31eb5aafb97b9b8cc6c7f6b2aea97c80bca11ddeede2b7df8b1ee5.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

1692 schtasks.exe

pid	process
1692	schtasks.exe

Suspicious behavior: EnumeratesProcesses 4 IoCs

Processes:

f71c278f8f31eb5aafb97b9b8cc6c7f6b2aea97c80bca11ddeede2b7df8b1ee5.exef71c278f8f31eb5aafb97b9b8cc6c7f6b2aea97c80bca11ddeede2b7df8b1ee5.exe

pid	process
4704	f71c278f8f31eb5aafb97b9b8cc6c7f6b2aea97c80bca11ddeede2b7df8b1ee5.exe
4816	f71c278f8f31eb5aafb97b9b8cc6c7f6b2aea97c80bca11ddeede2b7df8b1ee5.exe
4816	f71c278f8f31eb5aafb97b9b8cc6c7f6b2aea97c80bca11ddeede2b7df8b1ee5.exe
4816	f71c278f8f31eb5aafb97b9b8cc6c7f6b2aea97c80bca11ddeede2b7df8b1ee5.exe

Suspicious use of AdjustPrivilegeToken 2 IoCs

Processes:

f71c278f8f31eb5aafb97b9b8cc6c7f6b2aea97c80bca11ddeede2b7df8b1ee5.exef71c278f8f31eb5aafb97b9b8cc6c7f6b2aea97c80bca11ddeede2b7df8b1ee5.exe

description	pid	process
Token: SeDebugPrivilege	4704	f71c278f8f31eb5aafb97b9b8cc6c7f6b2aea97c80bca11ddeede2b7df8b1ee5.exe
Token: SeDebugPrivilege	4816	f71c278f8f31eb5aafb97b9b8cc6c7f6b2aea97c80bca11ddeede2b7df8b1ee5.exe

Suspicious use of WriteProcessMemory 11 IoCs

Processes:

f71c278f8f31eb5aafb97b9b8cc6c7f6b2aea97c80bca11ddeede2b7df8b1ee5.exe

description	pid	process	target process
PID 4704 wrote to memory of 1692	4704	f71c278f8f31eb5aafb97b9b8cc6c7f6b2aea97c80bca11ddeede2b7df8b1ee5.exe	schtasks.exe
PID 4704 wrote to memory of 1692	4704	f71c278f8f31eb5aafb97b9b8cc6c7f6b2aea97c80bca11ddeede2b7df8b1ee5.exe	schtasks.exe
PID 4704 wrote to memory of 1692	4704	f71c278f8f31eb5aafb97b9b8cc6c7f6b2aea97c80bca11ddeede2b7df8b1ee5.exe	schtasks.exe
PID 4704 wrote to memory of 4816	4704	f71c278f8f31eb5aafb97b9b8cc6c7f6b2aea97c80bca11ddeede2b7df8b1ee5.exe	f71c278f8f31eb5aafb97b9b8cc6c7f6b2aea97c80bca11ddeede2b7df8b1ee5.exe
PID 4704 wrote to memory of 4816	4704	f71c278f8f31eb5aafb97b9b8cc6c7f6b2aea97c80bca11ddeede2b7df8b1ee5.exe	f71c278f8f31eb5aafb97b9b8cc6c7f6b2aea97c80bca11ddeede2b7df8b1ee5.exe
PID 4704 wrote to memory of 4816	4704	f71c278f8f31eb5aafb97b9b8cc6c7f6b2aea97c80bca11ddeede2b7df8b1ee5.exe	f71c278f8f31eb5aafb97b9b8cc6c7f6b2aea97c80bca11ddeede2b7df8b1ee5.exe
PID 4704 wrote to memory of 4816	4704	f71c278f8f31eb5aafb97b9b8cc6c7f6b2aea97c80bca11ddeede2b7df8b1ee5.exe	f71c278f8f31eb5aafb97b9b8cc6c7f6b2aea97c80bca11ddeede2b7df8b1ee5.exe
PID 4704 wrote to memory of 4816	4704	f71c278f8f31eb5aafb97b9b8cc6c7f6b2aea97c80bca11ddeede2b7df8b1ee5.exe	f71c278f8f31eb5aafb97b9b8cc6c7f6b2aea97c80bca11ddeede2b7df8b1ee5.exe
PID 4704 wrote to memory of 4816	4704	f71c278f8f31eb5aafb97b9b8cc6c7f6b2aea97c80bca11ddeede2b7df8b1ee5.exe	f71c278f8f31eb5aafb97b9b8cc6c7f6b2aea97c80bca11ddeede2b7df8b1ee5.exe
PID 4704 wrote to memory of 4816	4704	f71c278f8f31eb5aafb97b9b8cc6c7f6b2aea97c80bca11ddeede2b7df8b1ee5.exe	f71c278f8f31eb5aafb97b9b8cc6c7f6b2aea97c80bca11ddeede2b7df8b1ee5.exe
PID 4704 wrote to memory of 4816	4704	f71c278f8f31eb5aafb97b9b8cc6c7f6b2aea97c80bca11ddeede2b7df8b1ee5.exe	f71c278f8f31eb5aafb97b9b8cc6c7f6b2aea97c80bca11ddeede2b7df8b1ee5.exe

outlook_office_path 1 IoCs

Processes:

f71c278f8f31eb5aafb97b9b8cc6c7f6b2aea97c80bca11ddeede2b7df8b1ee5.exe

description	ioc	process
Key opened	\REGISTRY\USER\S-1-5-21-2295526160-1155304984-640977766-1000\Software\Microsoft\Office\16.0\Outlook\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676	f71c278f8f31eb5aafb97b9b8cc6c7f6b2aea97c80bca11ddeede2b7df8b1ee5.exe

outlook_win_path 1 IoCs

Processes:

f71c278f8f31eb5aafb97b9b8cc6c7f6b2aea97c80bca11ddeede2b7df8b1ee5.exe

description	ioc	process
Key opened	\REGISTRY\USER\S-1-5-21-2295526160-1155304984-640977766-1000\Software\Microsoft\Windows NT\CurrentVersion\Windows Messaging Subsystem\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676	f71c278f8f31eb5aafb97b9b8cc6c7f6b2aea97c80bca11ddeede2b7df8b1ee5.exe

C:\Users\Admin\AppData\Local\Temp\f71c278f8f31eb5aafb97b9b8cc6c7f6b2aea97c80bca11ddeede2b7df8b1ee5.exe
"C:\Users\Admin\AppData\Local\Temp\f71c278f8f31eb5aafb97b9b8cc6c7f6b2aea97c80bca11ddeede2b7df8b1ee5.exe"
1⤵
- Checks computer location settings
- Suspicious use of SetThreadContext
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
PID:4704

C:\Windows\SysWOW64\schtasks.exe
"C:\Windows\System32\schtasks.exe" /Create /TN "Updates\DlyOwyVrzaxNT" /XML "C:\Users\Admin\AppData\Local\Temp\tmpF5BA.tmp"
2⤵
- Creates scheduled task(s)
PID:1692

C:\Users\Admin\AppData\Local\Temp\f71c278f8f31eb5aafb97b9b8cc6c7f6b2aea97c80bca11ddeede2b7df8b1ee5.exe
"{path}"
2⤵
- Accesses Microsoft Outlook profiles
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
- outlook_office_path
- outlook_win_path
PID:4816

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

Query Registry

1

T1012

System Information Discovery

2

T1082

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\f71c278f8f31eb5aafb97b9b8cc6c7f6b2aea97c80bca11ddeede2b7df8b1ee5.exe.log
Filesize
1KB

MD5
84e77a587d94307c0ac1357eb4d3d46f

SHA1
83cc900f9401f43d181207d64c5adba7a85edc1e

SHA256
e16024b092a026a9dc00df69d4b9bbcab7b2dc178dc5291fc308a1abc9304a99

SHA512
aefb5c62200b3ed97718d20a89990954d4d8acdc0a6a73c5a420f1bba619cb79e70c2cd0a579b9f52dc6b09e1de2cea6cd6cac4376cfee92d94e2c01d310f691

Download Submit
C:\Users\Admin\AppData\Local\Temp\tmpF5BA.tmp
Filesize
1KB

MD5
4166b57257c27ecc72695725f0035483

SHA1
6c8a07106b948c24ea81e026336db53638bbdea5

SHA256
964f146899e0e06e9f90f394e0f7b8987e5aa0819f27d4fa8ad52ad44199b142

SHA512
39cb0ecc731f5446175a2c11ac99856a401a35edddfac9d94d3343e34a0d8953658808bfb25b876ec222f586fb187ded12cdb064f22ed292577a8a26573a14ac

Download Submit
memory/1692-137-0x0000000000000000-mapping.dmp

Download
memory/4704-132-0x0000000000880000-0x0000000000948000-memory.dmp

Filesize
800KB

Download
memory/4704-133-0x0000000005880000-0x0000000005E24000-memory.dmp

Filesize
5.6MB

Download
memory/4704-134-0x0000000005370000-0x0000000005402000-memory.dmp

Filesize
584KB

Download
memory/4704-135-0x0000000005410000-0x00000000054AC000-memory.dmp

Filesize
624KB

Download
memory/4704-136-0x0000000005300000-0x000000000530A000-memory.dmp

Filesize
40KB

Download
memory/4816-139-0x0000000000000000-mapping.dmp

Download
memory/4816-140-0x0000000000400000-0x000000000043C000-memory.dmp

Filesize
240KB

Download
memory/4816-142-0x0000000005E40000-0x0000000005EA6000-memory.dmp

Filesize
408KB

Download
memory/4816-143-0x00000000068C0000-0x0000000006910000-memory.dmp

Filesize
320KB

Download

Analysis

Sharing

General

Malware Config

Extracted

Signatures

Processes

Network

MITRE ATT&CK Matrix ATT&CK v6

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Downloads