agenttesla | 3ff843810cdddb3d63f8c88302b5b37293a28b5bdd5d71193851c312d2abcd28

General

Target

SWIFT_987867T8E.exe
Size

1.1MB
MD5

e7e6dd904cf4e8914173e3c1144d457f
SHA1

da2e7749856bb874dab798c6e73d643f2751250a
SHA256

3ff843810cdddb3d63f8c88302b5b37293a28b5bdd5d71193851c312d2abcd28
SHA512

8e9d6f764037476f9244b08fbff9389b66ff5bf4a0104241414041421f56c164a2704ba7bc4b8b515305527df76103ac5ab61540cdf8e804fe92243bdc0d2f42

Score

10^/10

agenttesla keylogger spyware stealer trojan

Malware Config

Extracted

Family

agenttesla

Credentials

Protocol: smtp
Host:
smtp.vivaldi.net
Port:
587
Username:
rexsativa@vivaldi.net
Password:
panosoktenio@gmail.com

Signatures

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

AgentTesla Payload 4 IoCs

Processes:

resource	yara_rule
behavioral2/memory/2772-127-0x0000000000400000-0x000000000043C000-memory.dmp	family_agenttesla
behavioral2/memory/2772-128-0x000000000043749E-mapping.dmp	family_agenttesla
behavioral2/memory/2772-134-0x0000000004E10000-0x000000000530E000-memory.dmp	family_agenttesla
behavioral2/memory/2772-139-0x0000000004E10000-0x000000000530E000-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
Suspicious use of SetThreadContext 1 IoCs

Processes:

SWIFT_987867T8E.exe

description pid process target process

PID 528 set thread context of 2772 528 SWIFT_987867T8E.exe SWIFT_987867T8E.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

2144 schtasks.exe
Suspicious behavior: EnumeratesProcesses 5 IoCs

Processes:

SWIFT_987867T8E.exeSWIFT_987867T8E.exe

pid process

528 SWIFT_987867T8E.exe
528 SWIFT_987867T8E.exe
528 SWIFT_987867T8E.exe
2772 SWIFT_987867T8E.exe
2772 SWIFT_987867T8E.exe
Suspicious use of AdjustPrivilegeToken 2 IoCs

Processes:

SWIFT_987867T8E.exeSWIFT_987867T8E.exe

description pid process

Token: SeDebugPrivilege 528 SWIFT_987867T8E.exe
Token: SeDebugPrivilege 2772 SWIFT_987867T8E.exe

description	pid	process	target process
PID 528 set thread context of 2772	528	SWIFT_987867T8E.exe	SWIFT_987867T8E.exe

pid	process
2144	schtasks.exe

pid	process
528	SWIFT_987867T8E.exe
528	SWIFT_987867T8E.exe
528	SWIFT_987867T8E.exe
2772	SWIFT_987867T8E.exe
2772	SWIFT_987867T8E.exe

description	pid	process
Token: SeDebugPrivilege	528	SWIFT_987867T8E.exe
Token: SeDebugPrivilege	2772	SWIFT_987867T8E.exe

Suspicious use of WriteProcessMemory 14 IoCs

Processes:

SWIFT_987867T8E.exe

description	pid	process	target process
PID 528 wrote to memory of 2144	528	SWIFT_987867T8E.exe	schtasks.exe
PID 528 wrote to memory of 2144	528	SWIFT_987867T8E.exe	schtasks.exe
PID 528 wrote to memory of 2144	528	SWIFT_987867T8E.exe	schtasks.exe
PID 528 wrote to memory of 1256	528	SWIFT_987867T8E.exe	SWIFT_987867T8E.exe
PID 528 wrote to memory of 1256	528	SWIFT_987867T8E.exe	SWIFT_987867T8E.exe
PID 528 wrote to memory of 1256	528	SWIFT_987867T8E.exe	SWIFT_987867T8E.exe
PID 528 wrote to memory of 2772	528	SWIFT_987867T8E.exe	SWIFT_987867T8E.exe
PID 528 wrote to memory of 2772	528	SWIFT_987867T8E.exe	SWIFT_987867T8E.exe
PID 528 wrote to memory of 2772	528	SWIFT_987867T8E.exe	SWIFT_987867T8E.exe
PID 528 wrote to memory of 2772	528	SWIFT_987867T8E.exe	SWIFT_987867T8E.exe
PID 528 wrote to memory of 2772	528	SWIFT_987867T8E.exe	SWIFT_987867T8E.exe
PID 528 wrote to memory of 2772	528	SWIFT_987867T8E.exe	SWIFT_987867T8E.exe
PID 528 wrote to memory of 2772	528	SWIFT_987867T8E.exe	SWIFT_987867T8E.exe
PID 528 wrote to memory of 2772	528	SWIFT_987867T8E.exe	SWIFT_987867T8E.exe

C:\Users\Admin\AppData\Local\Temp\SWIFT_987867T8E.exe
"C:\Users\Admin\AppData\Local\Temp\SWIFT_987867T8E.exe"
1⤵
- Suspicious use of SetThreadContext
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
PID:528

C:\Windows\SysWOW64\schtasks.exe
"C:\Windows\System32\schtasks.exe" /Create /TN "Updates\BaTmlxzlPkyvXu" /XML "C:\Users\Admin\AppData\Local\Temp\tmp21B2.tmp"
2⤵
- Creates scheduled task(s)
PID:2144

C:\Users\Admin\AppData\Local\Temp\SWIFT_987867T8E.exe
"C:\Users\Admin\AppData\Local\Temp\SWIFT_987867T8E.exe"
2⤵
PID:1256

C:\Users\Admin\AppData\Local\Temp\SWIFT_987867T8E.exe
"C:\Users\Admin\AppData\Local\Temp\SWIFT_987867T8E.exe"
2⤵
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
PID:2772

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

System Information Discovery

1

T1082

Lateral Movement

Collection

Data from Local System

3

T1005

Exfiltration

Command and Control

Impact

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Downloads

C:\Users\Admin\AppData\Local\Microsoft\CLR_v4.0_32\UsageLogs\SWIFT_987867T8E.exe.log
MD5
90acfd72f14a512712b1a7380c0faf60

SHA1
40ba4accb8faa75887e84fb8e38d598dc8cf0f12

SHA256
20806822f0c130b340504132c1461b589261fbbc518e468f4f90733ab514cb86

SHA512
29dbf85e14e60868574cb4dc9bda83d3c229fb956733d8d2557f2475ee0e690ac9c2e72f31e02284996da6906ba2dbfa382a29b04c15a2406571d8ee19ad16b9

Download Submit
C:\Users\Admin\AppData\Local\Temp\tmp21B2.tmp
MD5
4f52c9026810bada4c1b19204948398a

SHA1
6306b5790faa691ec022d4d2cb73f8b8b90587a6

SHA256
f54969c95a16e61bf0c094092181615216d3643edda1925a28a51e9b4f4eb195

SHA512
17a9dd1c4f10ed42dc0367fc38320c1014bc8073a5ee261b4cdd9cd244a2ad55c1085cbd922134a5a8961a42f2278b177d7f02546fdb7c199fc848aa67ff2677

Download Submit
memory/528-123-0x0000000008DA0000-0x0000000008E1D000-memory.dmp

Filesize
500KB

Download
memory/528-117-0x00000000059F0000-0x00000000059F1000-memory.dmp

Filesize
4KB

Download
memory/528-119-0x00000000053B0000-0x00000000053B1000-memory.dmp

Filesize
4KB

Download
memory/528-120-0x00000000056C0000-0x00000000056C1000-memory.dmp

Filesize
4KB

Download
memory/528-121-0x00000000054F0000-0x00000000059EE000-memory.dmp

Filesize
5.0MB

Download
memory/528-122-0x0000000008D30000-0x0000000008D4B000-memory.dmp

Filesize
108KB

Download
memory/528-114-0x0000000000A90000-0x0000000000A91000-memory.dmp

Filesize
4KB

Download
memory/528-124-0x0000000008E70000-0x0000000008EA9000-memory.dmp

Filesize
228KB

Download
memory/528-116-0x0000000005450000-0x0000000005451000-memory.dmp

Filesize
4KB

Download
memory/528-118-0x00000000054F0000-0x00000000054F1000-memory.dmp

Filesize
4KB

Download
memory/2144-125-0x0000000000000000-mapping.dmp

Download
memory/2772-127-0x0000000000400000-0x000000000043C000-memory.dmp

Filesize
240KB

Download
memory/2772-128-0x000000000043749E-mapping.dmp

Download
memory/2772-134-0x0000000004E10000-0x000000000530E000-memory.dmp

Filesize
5.0MB

Download
memory/2772-135-0x0000000005290000-0x0000000005291000-memory.dmp

Filesize
4KB

Download
memory/2772-136-0x0000000005B70000-0x0000000005B71000-memory.dmp

Filesize
4KB

Download
memory/2772-139-0x0000000004E10000-0x000000000530E000-memory.dmp

Filesize
5.0MB

Download

Analysis

Sharing

General

Malware Config

Extracted

Signatures

Processes

Network

MITRE ATT&CK Matrix ATT&CK v6

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