agenttesla | 3158b7055a2938f734b283ebdc8e326f7ac2858f3f27fbe388018756eb5192f8

General

Target

swiftsend_29042024_pdf.exe
Size

695KB
MD5

1a9cebb11f9cda632a4f05a2568fdff6
SHA1

2eb92ed81c2cf1890200272a9a92ebadcea45073
SHA256

06aa10d506553f5dedcb071dde3402df257ec09e60468af7fd4764777482896b
SHA512

96d3902e35cb79c0f2e0f9e9becc62755d8de71383238282c12372e5d204a6d8de61c926fda298fecf8c8dddb06b9ac2ea3aef22b540897fe0169ecdee76a83c
SSDEEP

12288:SKrZFroyHogKCB778QehMUgEeJhyI6EkbKrHK0p81OTTlrqTh+5AudIuFd2+oOY4:/rZvBCNglJhyLEmq18GTVqtDQN2+SEf

Score

10^/10

agenttesla keylogger spyware stealer trojan

Malware Config

Extracted

Family

agenttesla

Credentials

Protocol: smtp
Host:
mail.kowalskiokna.pl
Port:
587
Username:
[email protected]
Password:
artgeruhst75g
Email To:
[email protected]

Signatures

AgentTesla
Agent Tesla is a remote access tool (RAT) written in visual basic.
keylogger trojan stealer spyware agenttesla
Reads WinSCP keys stored on the system 2 TTPs
Tries to access WinSCP stored sessions.
spyware stealer

Data from Local System
T1005

Credentials in Registry
T1552.002
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
T1552.001
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
T1552.001
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
T1552.001
Looks up external IP address via web service 3 IoCs
Uses a legitimate IP lookup service to find the infected system's external IP.

Processes:

flow ioc

4 api.ipify.org
5 api.ipify.org
6 ip-api.com
Suspicious use of SetThreadContext 1 IoCs

Processes:

swiftsend_29042024_pdf.exe

description pid process target process

PID 1968 set thread context of 2668 1968 swiftsend_29042024_pdf.exe swiftsend_29042024_pdf.exe
Enumerates physical storage devices 1 TTPs
Attempts to interact with connected storage/optical drive(s).

System Information Discovery
T1082
Suspicious behavior: EnumeratesProcesses 5 IoCs

Processes:

swiftsend_29042024_pdf.exeswiftsend_29042024_pdf.exepowershell.exe

pid process

1968 swiftsend_29042024_pdf.exe
1968 swiftsend_29042024_pdf.exe
2668 swiftsend_29042024_pdf.exe
2668 swiftsend_29042024_pdf.exe
2648 powershell.exe

flow	ioc
4	api.ipify.org
5	api.ipify.org
6	ip-api.com

description	pid	process	target process
PID 1968 set thread context of 2668	1968	swiftsend_29042024_pdf.exe	swiftsend_29042024_pdf.exe

pid	process
1968	swiftsend_29042024_pdf.exe
1968	swiftsend_29042024_pdf.exe
2668	swiftsend_29042024_pdf.exe
2668	swiftsend_29042024_pdf.exe
2648	powershell.exe

Suspicious use of AdjustPrivilegeToken 3 IoCs

Processes:

swiftsend_29042024_pdf.exeswiftsend_29042024_pdf.exepowershell.exe

description	pid	process
Token: SeDebugPrivilege	1968	swiftsend_29042024_pdf.exe
Token: SeDebugPrivilege	2668	swiftsend_29042024_pdf.exe
Token: SeDebugPrivilege	2648	powershell.exe

Suspicious use of WriteProcessMemory 13 IoCs

Processes:

swiftsend_29042024_pdf.exe

description	pid	process	target process
PID 1968 wrote to memory of 2648	1968	swiftsend_29042024_pdf.exe	powershell.exe
PID 1968 wrote to memory of 2648	1968	swiftsend_29042024_pdf.exe	powershell.exe
PID 1968 wrote to memory of 2648	1968	swiftsend_29042024_pdf.exe	powershell.exe
PID 1968 wrote to memory of 2648	1968	swiftsend_29042024_pdf.exe	powershell.exe
PID 1968 wrote to memory of 2668	1968	swiftsend_29042024_pdf.exe	swiftsend_29042024_pdf.exe
PID 1968 wrote to memory of 2668	1968	swiftsend_29042024_pdf.exe	swiftsend_29042024_pdf.exe
PID 1968 wrote to memory of 2668	1968	swiftsend_29042024_pdf.exe	swiftsend_29042024_pdf.exe
PID 1968 wrote to memory of 2668	1968	swiftsend_29042024_pdf.exe	swiftsend_29042024_pdf.exe
PID 1968 wrote to memory of 2668	1968	swiftsend_29042024_pdf.exe	swiftsend_29042024_pdf.exe
PID 1968 wrote to memory of 2668	1968	swiftsend_29042024_pdf.exe	swiftsend_29042024_pdf.exe
PID 1968 wrote to memory of 2668	1968	swiftsend_29042024_pdf.exe	swiftsend_29042024_pdf.exe
PID 1968 wrote to memory of 2668	1968	swiftsend_29042024_pdf.exe	swiftsend_29042024_pdf.exe
PID 1968 wrote to memory of 2668	1968	swiftsend_29042024_pdf.exe	swiftsend_29042024_pdf.exe

C:\Users\Admin\AppData\Local\Temp\swiftsend_29042024_pdf.exe
"C:\Users\Admin\AppData\Local\Temp\swiftsend_29042024_pdf.exe"
1⤵
- Suspicious use of SetThreadContext
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
PID:1968

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\swiftsend_29042024_pdf.exe"
2⤵
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
PID:2648

C:\Users\Admin\AppData\Local\Temp\swiftsend_29042024_pdf.exe
"C:\Users\Admin\AppData\Local\Temp\swiftsend_29042024_pdf.exe"
2⤵
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
PID:2668

Network

MITRE ATT&CK Matrix ATT&CK v13

Initial Access

Execution

Persistence

Privilege Escalation

Defense Evasion

Credential Access

Unsecured Credentials

4

T1552

Credentials In Files

3

T1552.001

Credentials in Registry

1

T1552.002

Discovery

System Information Discovery

1

T1082

Lateral Movement

Collection

Data from Local System

4

T1005

Exfiltration

Command and Control

Impact

Resource Development

Reconnaissance

Replay Monitor

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Downloads

memory/1968-0-0x0000000000C00000-0x0000000000CB4000-memory.dmp

Filesize
720KB

Download
memory/1968-1-0x0000000074060000-0x000000007474E000-memory.dmp

Filesize
6.9MB

Download
memory/1968-2-0x00000000003C0000-0x0000000000400000-memory.dmp

Filesize
256KB

Download
memory/1968-3-0x0000000000880000-0x0000000000898000-memory.dmp

Filesize
96KB

Download
memory/1968-4-0x0000000000930000-0x000000000093E000-memory.dmp

Filesize
56KB

Download
memory/1968-5-0x0000000000940000-0x0000000000956000-memory.dmp

Filesize
88KB

Download
memory/1968-6-0x0000000005370000-0x00000000053F4000-memory.dmp

Filesize
528KB

Download
memory/1968-23-0x0000000074060000-0x000000007474E000-memory.dmp

Filesize
6.9MB

Download
memory/2668-13-0x0000000000400000-0x0000000000442000-memory.dmp

Filesize
264KB

Download
memory/2668-7-0x0000000000400000-0x0000000000442000-memory.dmp

Filesize
264KB

Download
memory/2668-17-0x0000000000400000-0x0000000000442000-memory.dmp

Filesize
264KB

Download
memory/2668-22-0x0000000000400000-0x0000000000442000-memory.dmp

Filesize
264KB

Download
memory/2668-15-0x000000007EFDE000-0x000000007EFDF000-memory.dmp

Filesize
4KB

Download
memory/2668-11-0x0000000000400000-0x0000000000442000-memory.dmp

Filesize
264KB

Download
memory/2668-9-0x0000000000400000-0x0000000000442000-memory.dmp

Filesize
264KB

Download
memory/2668-19-0x0000000000400000-0x0000000000442000-memory.dmp

Filesize
264KB

Download

Analysis

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