agenttesla | 9af12a20c1c19bf81ba50b2f48b4fc067f9ef650dece4b5972be9568a8fd1d32

General

Target

BL DRAFT COPY.exe
Size

482KB
MD5

c19417f92b007af50ba9ae328c693d0f
SHA1

7eddf0cf2dcf2546e7d679bcd1341591c6f5d3ae
SHA256

ef0c12e1c56d5e674a83f56e8e21b485bdcf7d45e0c97e02669d5e8604cebafc
SHA512

700153ca06ca6b43a053db6ac1ead5e9de6e3f27426dd362d67fe5fe5064948c56847503965c2846f0304a2365d5f34f1fdd119c445770e1272b68926b5d9041

Score

10^/10

agenttesla collection keylogger spyware stealer trojan

Malware Config

Extracted

Family

agenttesla

Credentials

Protocol: smtp
Host:
mail.khawambros.com
Port:
587
Username:
[email protected]
Password:
1EJRh0xnEN549JSbdZHz

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/3088-128-0x0000000000400000-0x000000000043C000-memory.dmp	family_agenttesla
behavioral2/memory/3088-129-0x00000000004374BE-mapping.dmp	family_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:

BL DRAFT COPY.exe

description	ioc	process
Key opened	\REGISTRY\USER\S-1-5-21-941723256-3451054534-3089625102-1000\Software\Microsoft\Office\15.0\Outlook\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676	BL DRAFT COPY.exe
Key opened	\REGISTRY\USER\S-1-5-21-941723256-3451054534-3089625102-1000\Software\Microsoft\Windows NT\CurrentVersion\Windows Messaging Subsystem\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676	BL DRAFT COPY.exe
Key opened	\REGISTRY\USER\S-1-5-21-941723256-3451054534-3089625102-1000\Software\Microsoft\Office\16.0\Outlook\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676	BL DRAFT COPY.exe

Suspicious use of SetThreadContext 1 IoCs

Processes:

BL DRAFT COPY.exe

description pid process target process

PID 2540 set thread context of 3088 2540 BL DRAFT COPY.exe BL DRAFT COPY.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

1480 schtasks.exe
Suspicious behavior: EnumeratesProcesses 3 IoCs

Processes:

BL DRAFT COPY.exeBL DRAFT COPY.exe

pid process

2540 BL DRAFT COPY.exe
3088 BL DRAFT COPY.exe
3088 BL DRAFT COPY.exe
Suspicious use of AdjustPrivilegeToken 2 IoCs

Processes:

BL DRAFT COPY.exeBL DRAFT COPY.exe

description pid process

Token: SeDebugPrivilege 2540 BL DRAFT COPY.exe
Token: SeDebugPrivilege 3088 BL DRAFT COPY.exe
Suspicious use of SetWindowsHookEx 1 IoCs

Processes:

BL DRAFT COPY.exe

pid process

3088 BL DRAFT COPY.exe

description	pid	process	target process
PID 2540 set thread context of 3088	2540	BL DRAFT COPY.exe	BL DRAFT COPY.exe

pid	process
1480	schtasks.exe

pid	process
2540	BL DRAFT COPY.exe
3088	BL DRAFT COPY.exe
3088	BL DRAFT COPY.exe

description	pid	process
Token: SeDebugPrivilege	2540	BL DRAFT COPY.exe
Token: SeDebugPrivilege	3088	BL DRAFT COPY.exe

pid	process
3088	BL DRAFT COPY.exe

Suspicious use of WriteProcessMemory 11 IoCs

Processes:

BL DRAFT COPY.exe

description	pid	process	target process
PID 2540 wrote to memory of 1480	2540	BL DRAFT COPY.exe	schtasks.exe
PID 2540 wrote to memory of 1480	2540	BL DRAFT COPY.exe	schtasks.exe
PID 2540 wrote to memory of 1480	2540	BL DRAFT COPY.exe	schtasks.exe
PID 2540 wrote to memory of 3088	2540	BL DRAFT COPY.exe	BL DRAFT COPY.exe
PID 2540 wrote to memory of 3088	2540	BL DRAFT COPY.exe	BL DRAFT COPY.exe
PID 2540 wrote to memory of 3088	2540	BL DRAFT COPY.exe	BL DRAFT COPY.exe
PID 2540 wrote to memory of 3088	2540	BL DRAFT COPY.exe	BL DRAFT COPY.exe
PID 2540 wrote to memory of 3088	2540	BL DRAFT COPY.exe	BL DRAFT COPY.exe
PID 2540 wrote to memory of 3088	2540	BL DRAFT COPY.exe	BL DRAFT COPY.exe
PID 2540 wrote to memory of 3088	2540	BL DRAFT COPY.exe	BL DRAFT COPY.exe
PID 2540 wrote to memory of 3088	2540	BL DRAFT COPY.exe	BL DRAFT COPY.exe

outlook_office_path 1 IoCs

Processes:

BL DRAFT COPY.exe

description	ioc	process
Key opened	\REGISTRY\USER\S-1-5-21-941723256-3451054534-3089625102-1000\Software\Microsoft\Office\16.0\Outlook\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676	BL DRAFT COPY.exe

outlook_win_path 1 IoCs

Processes:

BL DRAFT COPY.exe

description	ioc	process
Key opened	\REGISTRY\USER\S-1-5-21-941723256-3451054534-3089625102-1000\Software\Microsoft\Windows NT\CurrentVersion\Windows Messaging Subsystem\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676	BL DRAFT COPY.exe

C:\Users\Admin\AppData\Local\Temp\BL DRAFT COPY.exe
"C:\Users\Admin\AppData\Local\Temp\BL DRAFT COPY.exe"
1⤵
- Suspicious use of SetThreadContext
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
PID:2540

C:\Windows\SysWOW64\schtasks.exe
"C:\Windows\System32\schtasks.exe" /Create /TN "Updates\YHKJxhNg" /XML "C:\Users\Admin\AppData\Local\Temp\tmp7470.tmp"
2⤵
- Creates scheduled task(s)
PID:1480

C:\Users\Admin\AppData\Local\Temp\BL DRAFT COPY.exe
"{path}"
2⤵
- Accesses Microsoft Outlook profiles
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of SetWindowsHookEx
- outlook_office_path
- outlook_win_path
PID:3088

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

Email Collection

Command and Control

Exfiltration

Impact

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Downloads

C:\Users\Admin\AppData\Local\Microsoft\CLR_v4.0_32\UsageLogs\BL DRAFT COPY.exe.log
MD5
90acfd72f14a512712b1a7380c0faf60

SHA1
40ba4accb8faa75887e84fb8e38d598dc8cf0f12

SHA256
20806822f0c130b340504132c1461b589261fbbc518e468f4f90733ab514cb86

SHA512
29dbf85e14e60868574cb4dc9bda83d3c229fb956733d8d2557f2475ee0e690ac9c2e72f31e02284996da6906ba2dbfa382a29b04c15a2406571d8ee19ad16b9

Download Submit
C:\Users\Admin\AppData\Local\Temp\tmp7470.tmp
MD5
20651f1b6e9977baecdd6bc5dc0ec5c8

SHA1
d5bdf4a643668c82b56b6f4bff970be722e5a7f0

SHA256
1936c0c5f0b3342b810998fb6ade1a7661632ec250c448ee9ceafa63d7e75496

SHA512
369a145ff827536d19a23ab1c4c1438736724977a858ed55e3f3c0beae7d17fed498a34d139fd17e62886af137fdaae72a344aa4bd43d2f43857d317187754d8

Download Submit
memory/1480-126-0x0000000000000000-mapping.dmp

Download
memory/2540-124-0x0000000007E70000-0x0000000007EEC000-memory.dmp

Filesize
496KB

Download
memory/2540-119-0x0000000005500000-0x0000000005501000-memory.dmp

Filesize
4KB

Download
memory/2540-121-0x0000000005420000-0x0000000005421000-memory.dmp

Filesize
4KB

Download
memory/2540-122-0x00000000056E0000-0x00000000056E1000-memory.dmp

Filesize
4KB

Download
memory/2540-123-0x0000000005800000-0x0000000005805000-memory.dmp

Filesize
20KB

Download
memory/2540-115-0x0000000000B90000-0x0000000000B91000-memory.dmp

Filesize
4KB

Download
memory/2540-125-0x000000000A460000-0x000000000A498000-memory.dmp

Filesize
224KB

Download
memory/2540-120-0x00000000053C0000-0x000000000545C000-memory.dmp

Filesize
624KB

Download
memory/2540-118-0x0000000005AC0000-0x0000000005AC1000-memory.dmp

Filesize
4KB

Download
memory/2540-117-0x0000000005460000-0x0000000005461000-memory.dmp

Filesize
4KB

Download
memory/3088-129-0x00000000004374BE-mapping.dmp

Download
memory/3088-128-0x0000000000400000-0x000000000043C000-memory.dmp

Filesize
240KB

Download
memory/3088-135-0x0000000005350000-0x0000000005351000-memory.dmp

Filesize
4KB

Download
memory/3088-136-0x00000000057C0000-0x00000000057C1000-memory.dmp

Filesize
4KB

Download
memory/3088-137-0x0000000005F70000-0x0000000005F71000-memory.dmp

Filesize
4KB

Download
memory/3088-140-0x0000000005351000-0x0000000005352000-memory.dmp

Filesize
4KB

Download

Analysis

Sharing

General

Malware Config

Extracted

Signatures

Processes

Network

MITRE ATT&CK Enterprise v6

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Downloads