agenttesla | d2ac9d14c748cb3068f47fb3b8e0c30466f14a706eb17737b9122a8f8a023f0c

General

Target

dfcca1c0512fb60c55bc167340b8e653.exe
Size

857KB
MD5

dfcca1c0512fb60c55bc167340b8e653
SHA1

95931116c675f2b616c169c2bd62af810751ce22
SHA256

d2ac9d14c748cb3068f47fb3b8e0c30466f14a706eb17737b9122a8f8a023f0c
SHA512

e76a9c15f77173ea568b912260ff970420dbdd962d46fc2575491257cd45a684c2f0577eafc15aa693c6fe46738487a86b64933c2c17ea062ebdf96fe7ec080e
SSDEEP

12288:tsK51JPhdVEnz3LGg9K1rJHaF1nVqwOXe4pyiosTwQA/kod+dKLfrYARYeMgeP/P:yK51JPL6Ho4nQfpdj3woW7mo5oFCEkv

Score

10^/10

agenttesla collection keylogger spyware stealer trojan

Malware Config

Extracted

Family

agenttesla

Credentials

Protocol: smtp
Host:
mail.simpleitalian.com.au
Port:
587
Username:
[email protected]
Password:
SIpassword101$

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/3140-13-0x0000000000400000-0x000000000043C000-memory.dmp	family_agenttesla

CustAttr .NET packer 1 IoCs

Detects CustAttr .NET packer in memory.

Processes:

resource	yara_rule
behavioral2/memory/2464-8-0x0000000002BC0000-0x0000000002BD2000-memory.dmp	CustAttr

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

Accesses Microsoft Outlook profiles 1 TTPs 3 IoCs

collection

Email Collection

T1114

Processes:

dfcca1c0512fb60c55bc167340b8e653.exe

description	ioc	process
Key opened	\REGISTRY\USER\S-1-5-21-3045580317-3728985860-206385570-1000\Software\Microsoft\Office\15.0\Outlook\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676	dfcca1c0512fb60c55bc167340b8e653.exe
Key opened	\REGISTRY\USER\S-1-5-21-3045580317-3728985860-206385570-1000\Software\Microsoft\Windows NT\CurrentVersion\Windows Messaging Subsystem\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676	dfcca1c0512fb60c55bc167340b8e653.exe
Key opened	\REGISTRY\USER\S-1-5-21-3045580317-3728985860-206385570-1000\Software\Microsoft\Office\16.0\Outlook\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676	dfcca1c0512fb60c55bc167340b8e653.exe

Suspicious use of SetThreadContext 1 IoCs

Processes:

dfcca1c0512fb60c55bc167340b8e653.exe

description pid process target process

PID 2464 set thread context of 3140 2464 dfcca1c0512fb60c55bc167340b8e653.exe dfcca1c0512fb60c55bc167340b8e653.exe
Suspicious behavior: EnumeratesProcesses 3 IoCs

Processes:

dfcca1c0512fb60c55bc167340b8e653.exe

pid process

3140 dfcca1c0512fb60c55bc167340b8e653.exe
3140 dfcca1c0512fb60c55bc167340b8e653.exe
3140 dfcca1c0512fb60c55bc167340b8e653.exe
Suspicious use of AdjustPrivilegeToken 1 IoCs

Processes:

dfcca1c0512fb60c55bc167340b8e653.exe

description pid process

Token: SeDebugPrivilege 3140 dfcca1c0512fb60c55bc167340b8e653.exe

description	pid	process	target process
PID 2464 set thread context of 3140	2464	dfcca1c0512fb60c55bc167340b8e653.exe	dfcca1c0512fb60c55bc167340b8e653.exe

pid	process
3140	dfcca1c0512fb60c55bc167340b8e653.exe
3140	dfcca1c0512fb60c55bc167340b8e653.exe
3140	dfcca1c0512fb60c55bc167340b8e653.exe

description	pid	process
Token: SeDebugPrivilege	3140	dfcca1c0512fb60c55bc167340b8e653.exe

Suspicious use of WriteProcessMemory 8 IoCs

Processes:

dfcca1c0512fb60c55bc167340b8e653.exe

description	pid	process	target process
PID 2464 wrote to memory of 3140	2464	dfcca1c0512fb60c55bc167340b8e653.exe	dfcca1c0512fb60c55bc167340b8e653.exe
PID 2464 wrote to memory of 3140	2464	dfcca1c0512fb60c55bc167340b8e653.exe	dfcca1c0512fb60c55bc167340b8e653.exe
PID 2464 wrote to memory of 3140	2464	dfcca1c0512fb60c55bc167340b8e653.exe	dfcca1c0512fb60c55bc167340b8e653.exe
PID 2464 wrote to memory of 3140	2464	dfcca1c0512fb60c55bc167340b8e653.exe	dfcca1c0512fb60c55bc167340b8e653.exe
PID 2464 wrote to memory of 3140	2464	dfcca1c0512fb60c55bc167340b8e653.exe	dfcca1c0512fb60c55bc167340b8e653.exe
PID 2464 wrote to memory of 3140	2464	dfcca1c0512fb60c55bc167340b8e653.exe	dfcca1c0512fb60c55bc167340b8e653.exe
PID 2464 wrote to memory of 3140	2464	dfcca1c0512fb60c55bc167340b8e653.exe	dfcca1c0512fb60c55bc167340b8e653.exe
PID 2464 wrote to memory of 3140	2464	dfcca1c0512fb60c55bc167340b8e653.exe	dfcca1c0512fb60c55bc167340b8e653.exe

outlook_office_path 1 IoCs

Processes:

dfcca1c0512fb60c55bc167340b8e653.exe

description	ioc	process
Key opened	\REGISTRY\USER\S-1-5-21-3045580317-3728985860-206385570-1000\Software\Microsoft\Office\16.0\Outlook\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676	dfcca1c0512fb60c55bc167340b8e653.exe

outlook_win_path 1 IoCs

Processes:

dfcca1c0512fb60c55bc167340b8e653.exe

description	ioc	process
Key opened	\REGISTRY\USER\S-1-5-21-3045580317-3728985860-206385570-1000\Software\Microsoft\Windows NT\CurrentVersion\Windows Messaging Subsystem\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676	dfcca1c0512fb60c55bc167340b8e653.exe

C:\Users\Admin\AppData\Local\Temp\dfcca1c0512fb60c55bc167340b8e653.exe
"C:\Users\Admin\AppData\Local\Temp\dfcca1c0512fb60c55bc167340b8e653.exe"
1⤵
- Suspicious use of SetThreadContext
- Suspicious use of WriteProcessMemory
PID:2464

C:\Users\Admin\AppData\Local\Temp\dfcca1c0512fb60c55bc167340b8e653.exe
"C:\Users\Admin\AppData\Local\Temp\dfcca1c0512fb60c55bc167340b8e653.exe"
2⤵
- Accesses Microsoft Outlook profiles
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
- outlook_office_path
- outlook_win_path
PID:3140

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

Lateral Movement

Collection

Data from Local System

4

T1005

Email Collection

1

T1114

Exfiltration

Command and Control

Impact

Resource Development

Reconnaissance

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Downloads

C:\Users\Admin\AppData\Local\Microsoft\CLR_v4.0_32\UsageLogs\dfcca1c0512fb60c55bc167340b8e653.exe.log
Filesize
1KB

MD5
17573558c4e714f606f997e5157afaac

SHA1
13e16e9415ceef429aaf124139671ebeca09ed23

SHA256
c18db6aecad2436da4a63ff26af4e3a337cca48f01c21b8db494fe5ccc60e553

SHA512
f4edf13f05a0d142e4dd42802098c8c44988ee8869621a62c2b565a77c9a95857f636583ff8d6d9baa366603d98b9bfbf1fc75bc6f9f8f83c80cb1215b2941cc

Download Submit
memory/2464-10-0x0000000005270000-0x0000000005280000-memory.dmp

Filesize
64KB

Download
memory/2464-3-0x00000000058E0000-0x0000000005E84000-memory.dmp

Filesize
5.6MB

Download
memory/2464-12-0x0000000006AA0000-0x0000000006AE2000-memory.dmp

Filesize
264KB

Download
memory/2464-4-0x00000000053D0000-0x0000000005462000-memory.dmp

Filesize
584KB

Download
memory/2464-5-0x0000000005270000-0x0000000005280000-memory.dmp

Filesize
64KB

Download
memory/2464-6-0x00000000053A0000-0x00000000053AA000-memory.dmp

Filesize
40KB

Download
memory/2464-7-0x0000000005610000-0x0000000005666000-memory.dmp

Filesize
344KB

Download
memory/2464-8-0x0000000002BC0000-0x0000000002BD2000-memory.dmp

Filesize
72KB

Download
memory/2464-11-0x0000000007F50000-0x0000000007FD4000-memory.dmp

Filesize
528KB

Download
memory/2464-1-0x0000000075000000-0x00000000757B0000-memory.dmp

Filesize
7.7MB

Download
memory/2464-17-0x0000000075000000-0x00000000757B0000-memory.dmp

Filesize
7.7MB

Download
memory/2464-2-0x0000000005290000-0x000000000532C000-memory.dmp

Filesize
624KB

Download
memory/2464-9-0x0000000075000000-0x00000000757B0000-memory.dmp

Filesize
7.7MB

Download
memory/2464-0-0x0000000000820000-0x00000000008FC000-memory.dmp

Filesize
880KB

Download
memory/3140-23-0x00000000054B0000-0x00000000054C0000-memory.dmp

Filesize
64KB

Download
memory/3140-16-0x0000000075000000-0x00000000757B0000-memory.dmp

Filesize
7.7MB

Download
memory/3140-18-0x00000000054B0000-0x00000000054C0000-memory.dmp

Filesize
64KB

Download
memory/3140-19-0x0000000005800000-0x0000000005818000-memory.dmp

Filesize
96KB

Download
memory/3140-20-0x00000000061A0000-0x0000000006206000-memory.dmp

Filesize
408KB

Download
memory/3140-21-0x0000000075000000-0x00000000757B0000-memory.dmp

Filesize
7.7MB

Download
memory/3140-22-0x0000000006310000-0x0000000006360000-memory.dmp

Filesize
320KB

Download
memory/3140-13-0x0000000000400000-0x000000000043C000-memory.dmp

Filesize
240KB

Download

Analysis

Sharing

General

Malware Config

Extracted

Signatures

Processes

Network

MITRE ATT&CK Matrix ATT&CK v13

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Downloads