agenttesla | 9c1a4f96e16a5c94f069adb4ffb83d1960472f5ae494210ca0e50d4c4073dcfe

General

Target

SWIFT.exe
Size

724KB
MD5

c3c773188f2a491bb677d1018789cb94
SHA1

d6d5c21a7b4c7cf098bc74e9a0e77710aa403c3c
SHA256

0b958e6c3826a5b6cbec4f827dba24652088d1c8a531ff85736e546fe61cee37
SHA512

853ddb7b084757099dc2f370349277ad830bf17665d3933875d10917e5cdcae32876b4f96caa3c93972462766ee46c5df033568eaaceb0e534dd02bfef507cd3

Score

10^/10

agenttesla collection keylogger spyware stealer trojan

Malware Config

Extracted

Credentials

Protocol: smtp
Host:
smtp.yandex.com.tr
Port:
587
Username:
[email protected]
Password:
ok2019

Extracted

Family

agenttesla

Credentials

Protocol: smtp
Host:
smtp.yandex.com.tr
Port:
587
Username:
[email protected]
Password:
ok2019

Signatures

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

AgentTesla Payload 1 IoCs

Processes:

resource	yara_rule
behavioral2/memory/2096-136-0x0000000000400000-0x000000000044C000-memory.dmp	family_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:

SWIFT.exe

description ioc process

Key value queried \REGISTRY\USER\S-1-5-21-1809750270-3141839489-3074374771-1000\Control Panel\International\Geo\Nation SWIFT.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

description	ioc	process
Key value queried	\REGISTRY\USER\S-1-5-21-1809750270-3141839489-3074374771-1000\Control Panel\International\Geo\Nation	SWIFT.exe

Accesses Microsoft Outlook profiles 1 TTPs 3 IoCs

collection

Email Collection

T1114

Processes:

SWIFT.exe

description	ioc	process
Key opened	\REGISTRY\USER\S-1-5-21-1809750270-3141839489-3074374771-1000\Software\Microsoft\Office\15.0\Outlook\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676	SWIFT.exe
Key opened	\REGISTRY\USER\S-1-5-21-1809750270-3141839489-3074374771-1000\Software\Microsoft\Windows NT\CurrentVersion\Windows Messaging Subsystem\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676	SWIFT.exe
Key opened	\REGISTRY\USER\S-1-5-21-1809750270-3141839489-3074374771-1000\Software\Microsoft\Office\16.0\Outlook\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676	SWIFT.exe

Suspicious use of SetThreadContext 1 IoCs

Processes:

SWIFT.exe

description pid process target process

PID 1688 set thread context of 2096 1688 SWIFT.exe SWIFT.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

3616 schtasks.exe
Suspicious behavior: EnumeratesProcesses 8 IoCs

Processes:

SWIFT.exeSWIFT.exe

pid process

1688 SWIFT.exe
1688 SWIFT.exe
1688 SWIFT.exe
1688 SWIFT.exe
1688 SWIFT.exe
1688 SWIFT.exe
2096 SWIFT.exe
2096 SWIFT.exe
Suspicious use of AdjustPrivilegeToken 2 IoCs

Processes:

SWIFT.exeSWIFT.exe

description pid process

Token: SeDebugPrivilege 1688 SWIFT.exe
Token: SeDebugPrivilege 2096 SWIFT.exe

description	pid	process	target process
PID 1688 set thread context of 2096	1688	SWIFT.exe	SWIFT.exe

pid	process
3616	schtasks.exe

pid	process
1688	SWIFT.exe
1688	SWIFT.exe
1688	SWIFT.exe
1688	SWIFT.exe
1688	SWIFT.exe
1688	SWIFT.exe
2096	SWIFT.exe
2096	SWIFT.exe

description	pid	process
Token: SeDebugPrivilege	1688	SWIFT.exe
Token: SeDebugPrivilege	2096	SWIFT.exe

Suspicious use of WriteProcessMemory 11 IoCs

Processes:

SWIFT.exe

description	pid	process	target process
PID 1688 wrote to memory of 3616	1688	SWIFT.exe	schtasks.exe
PID 1688 wrote to memory of 3616	1688	SWIFT.exe	schtasks.exe
PID 1688 wrote to memory of 3616	1688	SWIFT.exe	schtasks.exe
PID 1688 wrote to memory of 2096	1688	SWIFT.exe	SWIFT.exe
PID 1688 wrote to memory of 2096	1688	SWIFT.exe	SWIFT.exe
PID 1688 wrote to memory of 2096	1688	SWIFT.exe	SWIFT.exe
PID 1688 wrote to memory of 2096	1688	SWIFT.exe	SWIFT.exe
PID 1688 wrote to memory of 2096	1688	SWIFT.exe	SWIFT.exe
PID 1688 wrote to memory of 2096	1688	SWIFT.exe	SWIFT.exe
PID 1688 wrote to memory of 2096	1688	SWIFT.exe	SWIFT.exe
PID 1688 wrote to memory of 2096	1688	SWIFT.exe	SWIFT.exe

outlook_office_path 1 IoCs

Processes:

SWIFT.exe

description	ioc	process
Key opened	\REGISTRY\USER\S-1-5-21-1809750270-3141839489-3074374771-1000\Software\Microsoft\Office\16.0\Outlook\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676	SWIFT.exe

outlook_win_path 1 IoCs

Processes:

SWIFT.exe

description	ioc	process
Key opened	\REGISTRY\USER\S-1-5-21-1809750270-3141839489-3074374771-1000\Software\Microsoft\Windows NT\CurrentVersion\Windows Messaging Subsystem\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676	SWIFT.exe

C:\Users\Admin\AppData\Local\Temp\SWIFT.exe
"C:\Users\Admin\AppData\Local\Temp\SWIFT.exe"
1⤵
- Checks computer location settings
- Suspicious use of SetThreadContext
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
PID:1688

C:\Windows\SysWOW64\schtasks.exe
"C:\Windows\System32\schtasks.exe" /Create /TN "Updates\&startupname&" /XML "C:\Users\Admin\AppData\Local\Temp\tmp2309.tmp"
2⤵
- Creates scheduled task(s)
PID:3616

C:\Users\Admin\AppData\Local\Temp\SWIFT.exe
"{path}"
2⤵
- Accesses Microsoft Outlook profiles
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
- outlook_office_path
- outlook_win_path
PID:2096

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

Query Registry

1

T1012

System Information Discovery

2

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\SWIFT.exe.log
Filesize
611B

MD5
bceb1b24038a079a8046db250ce33039

SHA1
95d2a21b00e5c127f023d2950afe052d2acba572

SHA256
d5237a1aac346aaff3cedaca0a567afa529b84a21676e4c7017c9f87cfb32d57

SHA512
182dc30cd1e600da9b7ea1ca12860fd82237b04de293899d19ab7edb8b2bcdb37e30d387bbdbb54acdbecdb8200f5a39d417abd91d2b4c11fd126a9e4d0f050e

Download Submit
C:\Users\Admin\AppData\Local\Temp\tmp2309.tmp
Filesize
1KB

MD5
ab9f8a9574d9209cd8666decb37e33cc

SHA1
b768b98d37b96bcf5eeeb4bae10589a196b66db2

SHA256
2c052172f943620c36053efd2ab1d6ef9fbb671c55669b9f49430f0f7acd7704

SHA512
5059538580cce17a2c7516e3117297310455e38ff32d51c6e17ef188448ce3567f9c968ad478df725ed2ce8630ceee2340246264a6e60877895591a67d45da70

Download Submit
memory/1688-130-0x0000000000F80000-0x000000000103C000-memory.dmp

Filesize
752KB

Download
memory/1688-131-0x0000000008230000-0x00000000082CC000-memory.dmp

Filesize
624KB

Download
memory/1688-132-0x0000000008370000-0x0000000008402000-memory.dmp

Filesize
584KB

Download
memory/2096-135-0x0000000000000000-mapping.dmp

Download
memory/2096-136-0x0000000000400000-0x000000000044C000-memory.dmp

Filesize
304KB

Download
memory/2096-138-0x0000000005860000-0x0000000005E04000-memory.dmp

Filesize
5.6MB

Download
memory/2096-139-0x00000000060C0000-0x0000000006126000-memory.dmp

Filesize
408KB

Download
memory/2096-140-0x0000000006800000-0x0000000006850000-memory.dmp

Filesize
320KB

Download
memory/2096-141-0x0000000006B70000-0x0000000006B7A000-memory.dmp

Filesize
40KB

Download
memory/3616-133-0x0000000000000000-mapping.dmp

Download

Analysis

Sharing

General

Malware Config

Extracted

Extracted

Signatures

Processes

Network

MITRE ATT&CK Enterprise v6

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Downloads