agenttesla | 22e3af3f64dbc6b64b2f47400be374dcf65bc990ac06bb2e7f77dbe1f61d922d

General

Target

Drawings_pdf.exe
Size

699KB
MD5

49b0e9e03c84e8ad389c2dda6038814a
SHA1

7fc64feadb22791724f55808cbf872d1d5f8456e
SHA256

22e3af3f64dbc6b64b2f47400be374dcf65bc990ac06bb2e7f77dbe1f61d922d
SHA512

fb26c6661999b630ba3a80b4e9414c1f25cffe4a8387e40051552c00488d108175e5e16793ecc69cde3d3e3797f807f0b1c80dc27dfcfd86dcf3187e6f5e4634

Score

10^/10

agenttesla keylogger persistence spyware stealer trojan

Malware Config

Extracted

Family

agenttesla

Credentials

Protocol: smtp
Host:
mail.soonlogistics.com
Port:
587
Username:
[email protected]
Password:
admin6640!

Signatures

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

AgentTesla Payload 3 IoCs

Processes:

resource	yara_rule
behavioral2/memory/3404-125-0x0000000000400000-0x000000000044C000-memory.dmp	family_agenttesla
behavioral2/memory/3404-126-0x0000000000446C9E-mapping.dmp	family_agenttesla
behavioral2/memory/3404-137-0x0000000005020000-0x000000000551E000-memory.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

Adds Run key to start application 2 TTPs 1 IoCs

persistence

Registry Run Keys / Startup Folder

T1060

Modify Registry

T1112

Processes:

Drawings_pdf.exe

description	ioc	process
Set value (str)	\REGISTRY\USER\S-1-5-21-3686645723-710336880-414668232-1000\Software\Microsoft\Windows\CurrentVersion\Run\NewApp = "C:\\Users\\Admin\\AppData\\Roaming\\NewApp\\NewApp.exe"	Drawings_pdf.exe

Suspicious use of SetThreadContext 1 IoCs

Processes:

Drawings_pdf.exe

description pid process target process

PID 2256 set thread context of 3404 2256 Drawings_pdf.exe Drawings_pdf.exe
Enumerates physical storage devices 1 TTPs
Attempts to interact with connected storage/optical drive(s). Likely ransomware behaviour.

System Information Discovery
T1082

description	pid	process	target process
PID 2256 set thread context of 3404	2256	Drawings_pdf.exe	Drawings_pdf.exe

Suspicious behavior: EnumeratesProcesses 8 IoCs

Processes:

Drawings_pdf.exepowershell.exeDrawings_pdf.exe

pid	process
2256	Drawings_pdf.exe
2256	Drawings_pdf.exe
2256	Drawings_pdf.exe
3332	powershell.exe
3332	powershell.exe
3332	powershell.exe
3404	Drawings_pdf.exe
3404	Drawings_pdf.exe

Suspicious use of AdjustPrivilegeToken 3 IoCs

Processes:

Drawings_pdf.exepowershell.exeDrawings_pdf.exe

description pid process

Token: SeDebugPrivilege 2256 Drawings_pdf.exe
Token: SeDebugPrivilege 3332 powershell.exe
Token: SeDebugPrivilege 3404 Drawings_pdf.exe

description	pid	process
Token: SeDebugPrivilege	2256	Drawings_pdf.exe
Token: SeDebugPrivilege	3332	powershell.exe
Token: SeDebugPrivilege	3404	Drawings_pdf.exe

Suspicious use of WriteProcessMemory 11 IoCs

Processes:

Drawings_pdf.exe

description	pid	process	target process
PID 2256 wrote to memory of 3332	2256	Drawings_pdf.exe	powershell.exe
PID 2256 wrote to memory of 3332	2256	Drawings_pdf.exe	powershell.exe
PID 2256 wrote to memory of 3332	2256	Drawings_pdf.exe	powershell.exe
PID 2256 wrote to memory of 3404	2256	Drawings_pdf.exe	Drawings_pdf.exe
PID 2256 wrote to memory of 3404	2256	Drawings_pdf.exe	Drawings_pdf.exe
PID 2256 wrote to memory of 3404	2256	Drawings_pdf.exe	Drawings_pdf.exe
PID 2256 wrote to memory of 3404	2256	Drawings_pdf.exe	Drawings_pdf.exe
PID 2256 wrote to memory of 3404	2256	Drawings_pdf.exe	Drawings_pdf.exe
PID 2256 wrote to memory of 3404	2256	Drawings_pdf.exe	Drawings_pdf.exe
PID 2256 wrote to memory of 3404	2256	Drawings_pdf.exe	Drawings_pdf.exe
PID 2256 wrote to memory of 3404	2256	Drawings_pdf.exe	Drawings_pdf.exe

C:\Users\Admin\AppData\Local\Temp\Drawings_pdf.exe
"C:\Users\Admin\AppData\Local\Temp\Drawings_pdf.exe"
1⤵
- Suspicious use of SetThreadContext
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
PID:2256

C:\Windows\SysWOW64\WindowsPowerShell\v1.0\powershell.exe
"C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe" Add-MpPreference -ExclusionPath "C:\Users\Admin\AppData\Local\Temp\Drawings_pdf.exe"
2⤵
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
PID:3332

C:\Users\Admin\AppData\Local\Temp\Drawings_pdf.exe
"C:\Users\Admin\AppData\Local\Temp\Drawings_pdf.exe"
2⤵
- Adds Run key to start application
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
PID:3404

Network

MITRE ATT&CK Enterprise v6

Initial Access

Execution

Persistence

Registry Run Keys / Startup Folder

1

T1060

Privilege Escalation

Defense Evasion

Modify Registry

1

T1112

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\Drawings_pdf.exe.log
MD5
c3cc52ccca9ff2b6fa8d267fc350ca6b

SHA1
a68d4028333296d222e4afd75dea36fdc98d05f3

SHA256
3125b6071e2d78f575a06ed7ac32a83d9262ae64d1fa81ac43e8bfc1ef157c0e

SHA512
b0c7b2501b1a2c559795a9d178c0bbda0e03cbdbaaa2c4330ac1202a55373fe1b742078adcfa915bd6e805565a2daa6d35d64ef7a14ffcd09069f9ea6a691cc7

Download Submit
memory/2256-116-0x0000000005970000-0x0000000005971000-memory.dmp

Filesize
4KB

Download
memory/2256-117-0x0000000005510000-0x0000000005511000-memory.dmp

Filesize
4KB

Download
memory/2256-118-0x00000000055B0000-0x00000000055B1000-memory.dmp

Filesize
4KB

Download
memory/2256-119-0x0000000005470000-0x000000000596E000-memory.dmp

Filesize
5.0MB

Download
memory/2256-120-0x0000000005490000-0x0000000005491000-memory.dmp

Filesize
4KB

Download
memory/2256-121-0x0000000005960000-0x0000000005969000-memory.dmp

Filesize
36KB

Download
memory/2256-122-0x0000000001420000-0x00000000014AC000-memory.dmp

Filesize
560KB

Download
memory/2256-123-0x0000000007960000-0x00000000079B7000-memory.dmp

Filesize
348KB

Download
memory/2256-114-0x0000000000B90000-0x0000000000B91000-memory.dmp

Filesize
4KB

Download
memory/3332-135-0x0000000007650000-0x0000000007651000-memory.dmp

Filesize
4KB

Download
memory/3332-142-0x0000000007C80000-0x0000000007C81000-memory.dmp

Filesize
4KB

Download
memory/3332-186-0x0000000007013000-0x0000000007014000-memory.dmp

Filesize
4KB

Download
memory/3332-133-0x00000000047C0000-0x00000000047C1000-memory.dmp

Filesize
4KB

Download
memory/3332-124-0x0000000000000000-mapping.dmp

Download
memory/3332-136-0x0000000007050000-0x0000000007051000-memory.dmp

Filesize
4KB

Download
memory/3332-138-0x00000000070F0000-0x00000000070F1000-memory.dmp

Filesize
4KB

Download
memory/3332-140-0x0000000007010000-0x0000000007011000-memory.dmp

Filesize
4KB

Download
memory/3332-185-0x000000007EE60000-0x000000007EE61000-memory.dmp

Filesize
4KB

Download
memory/3332-141-0x0000000007012000-0x0000000007013000-memory.dmp

Filesize
4KB

Download
memory/3332-139-0x0000000007390000-0x0000000007391000-memory.dmp

Filesize
4KB

Download
memory/3332-166-0x00000000095B0000-0x00000000095B1000-memory.dmp

Filesize
4KB

Download
memory/3332-143-0x0000000007450000-0x0000000007451000-memory.dmp

Filesize
4KB

Download
memory/3332-144-0x0000000008360000-0x0000000008361000-memory.dmp

Filesize
4KB

Download
memory/3332-145-0x00000000082E0000-0x00000000082E1000-memory.dmp

Filesize
4KB

Download
memory/3332-153-0x00000000090B0000-0x00000000090E3000-memory.dmp

Filesize
204KB

Download
memory/3332-160-0x0000000009090000-0x0000000009091000-memory.dmp

Filesize
4KB

Download
memory/3332-165-0x00000000091F0000-0x00000000091F1000-memory.dmp

Filesize
4KB

Download
memory/3404-126-0x0000000000446C9E-mapping.dmp

Download
memory/3404-137-0x0000000005020000-0x000000000551E000-memory.dmp

Filesize
5.0MB

Download
memory/3404-125-0x0000000000400000-0x000000000044C000-memory.dmp

Filesize
304KB

Download

Analysis

Sharing

General

Malware Config

Extracted

Signatures

Processes

Network

MITRE ATT&CK Enterprise v6

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