agenttesla | b9f0fee4b618fa2f84768ffe0815a2291798380591724470b52a8939e5d26547

General

Target

RSG USD17309.exe
Size

822KB
MD5

e619cdd352048c3823ac99bca6698bc2
SHA1

97e4aac514cfffb25a738e2b18443c9d11958970
SHA256

b9f0fee4b618fa2f84768ffe0815a2291798380591724470b52a8939e5d26547
SHA512

5f915fff53dfc62b1e2db5339c176dccf67e9dc5b1096cba0fe7ec208f2d4e53887f6094bb05c92e35b1f57dd4ca737a4bf841fc3cda42afc7f6baba12e8feb4
SSDEEP

12288:mOv4+qQknbPjHmv8rcRAt59Y2PG1rar3vj6cYC67HLTZi5VrRt3c/TCHcJ:0+qbPy9At02PG1ar/2c+7HLUj/3

Score

10^/10

agenttesla collection keylogger persistence spyware stealer trojan

Malware Config

Extracted

Family

agenttesla

C2

https://api.telegram.org/bot5700681005:AAF2K-iQMsKRkqCcUgSZLmmugrKJcbb8Xg8/

Signatures

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

Accesses Microsoft Outlook profiles 1 TTPs 3 IoCs

collection

Email Collection

T1114

Processes:

RSG USD17309.exe

description	ioc	process
Key opened	\REGISTRY\USER\S-1-5-21-2292972927-2705560509-2768824231-1000\Software\Microsoft\Office\15.0\Outlook\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676	RSG USD17309.exe
Key opened	\REGISTRY\USER\S-1-5-21-2292972927-2705560509-2768824231-1000\Software\Microsoft\Windows NT\CurrentVersion\Windows Messaging Subsystem\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676	RSG USD17309.exe
Key opened	\REGISTRY\USER\S-1-5-21-2292972927-2705560509-2768824231-1000\Software\Microsoft\Office\16.0\Outlook\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676	RSG USD17309.exe

Adds Run key to start application 2 TTPs 1 IoCs

persistence

Registry Run Keys / Startup Folder

T1060

Modify Registry

T1112

Processes:

RSG USD17309.exe

description	ioc	process
Set value (str)	\REGISTRY\USER\S-1-5-21-2292972927-2705560509-2768824231-1000\Software\Microsoft\Windows\CurrentVersion\Run\UpDaTe = "C:\\Users\\Admin\\AppData\\Local\\Temp\\UpDaTe\\UpDaTe.exe"	RSG USD17309.exe

Suspicious use of SetThreadContext 1 IoCs

Processes:

RSG USD17309.exe

description pid process target process

PID 1340 set thread context of 928 1340 RSG USD17309.exe RSG USD17309.exe

description	pid	process	target process
PID 1340 set thread context of 928	1340	RSG USD17309.exe	RSG USD17309.exe

Suspicious behavior: EnumeratesProcesses 9 IoCs

Processes:

RSG USD17309.exeRSG USD17309.exe

pid	process
1340	RSG USD17309.exe
1340	RSG USD17309.exe
1340	RSG USD17309.exe
1340	RSG USD17309.exe
1340	RSG USD17309.exe
1340	RSG USD17309.exe
1340	RSG USD17309.exe
928	RSG USD17309.exe
928	RSG USD17309.exe

Suspicious use of AdjustPrivilegeToken 2 IoCs

Processes:

RSG USD17309.exeRSG USD17309.exe

description pid process

Token: SeDebugPrivilege 1340 RSG USD17309.exe
Token: SeDebugPrivilege 928 RSG USD17309.exe

description	pid	process
Token: SeDebugPrivilege	1340	RSG USD17309.exe
Token: SeDebugPrivilege	928	RSG USD17309.exe

Suspicious use of WriteProcessMemory 9 IoCs

Processes:

RSG USD17309.exe

description	pid	process	target process
PID 1340 wrote to memory of 928	1340	RSG USD17309.exe	RSG USD17309.exe
PID 1340 wrote to memory of 928	1340	RSG USD17309.exe	RSG USD17309.exe
PID 1340 wrote to memory of 928	1340	RSG USD17309.exe	RSG USD17309.exe
PID 1340 wrote to memory of 928	1340	RSG USD17309.exe	RSG USD17309.exe
PID 1340 wrote to memory of 928	1340	RSG USD17309.exe	RSG USD17309.exe
PID 1340 wrote to memory of 928	1340	RSG USD17309.exe	RSG USD17309.exe
PID 1340 wrote to memory of 928	1340	RSG USD17309.exe	RSG USD17309.exe
PID 1340 wrote to memory of 928	1340	RSG USD17309.exe	RSG USD17309.exe
PID 1340 wrote to memory of 928	1340	RSG USD17309.exe	RSG USD17309.exe

outlook_office_path 1 IoCs

Processes:

RSG USD17309.exe

description	ioc	process
Key opened	\REGISTRY\USER\S-1-5-21-2292972927-2705560509-2768824231-1000\Software\Microsoft\Office\16.0\Outlook\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676	RSG USD17309.exe

outlook_win_path 1 IoCs

Processes:

RSG USD17309.exe

description	ioc	process
Key opened	\REGISTRY\USER\S-1-5-21-2292972927-2705560509-2768824231-1000\Software\Microsoft\Windows NT\CurrentVersion\Windows Messaging Subsystem\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676	RSG USD17309.exe

C:\Users\Admin\AppData\Local\Temp\RSG USD17309.exe
"C:\Users\Admin\AppData\Local\Temp\RSG USD17309.exe"
1⤵
- Suspicious use of SetThreadContext
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
PID:1340

C:\Users\Admin\AppData\Local\Temp\RSG USD17309.exe
"C:\Users\Admin\AppData\Local\Temp\RSG USD17309.exe"
2⤵
- Accesses Microsoft Outlook profiles
- Adds Run key to start application
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
- outlook_office_path
- outlook_win_path
PID:928

Network

MITRE ATT&CK Matrix ATT&CK 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

Lateral Movement

Collection

Data from Local System

3

T1005

Email Collection

1

T1114

Exfiltration

Command and Control

Impact

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Downloads

memory/928-64-0x0000000000400000-0x000000000043A000-memory.dmp

Filesize
232KB

Download
memory/928-63-0x0000000000400000-0x000000000043A000-memory.dmp

Filesize
232KB

Download
memory/928-70-0x0000000000400000-0x000000000043A000-memory.dmp

Filesize
232KB

Download
memory/928-68-0x0000000000400000-0x000000000043A000-memory.dmp

Filesize
232KB

Download
memory/928-66-0x0000000000435AEE-mapping.dmp

Download
memory/928-61-0x0000000000400000-0x000000000043A000-memory.dmp

Filesize
232KB

Download
memory/928-65-0x0000000000400000-0x000000000043A000-memory.dmp

Filesize
232KB

Download
memory/928-60-0x0000000000400000-0x000000000043A000-memory.dmp

Filesize
232KB

Download
memory/1340-55-0x0000000075771000-0x0000000075773000-memory.dmp

Filesize
8KB

Download
memory/1340-54-0x0000000000310000-0x00000000003E4000-memory.dmp

Filesize
848KB

Download
memory/1340-59-0x0000000004C40000-0x0000000004CA4000-memory.dmp

Filesize
400KB

Download
memory/1340-58-0x0000000007EE0000-0x0000000007F7C000-memory.dmp

Filesize
624KB

Download
memory/1340-57-0x00000000002B0000-0x00000000002BE000-memory.dmp

Filesize
56KB

Download
memory/1340-56-0x0000000000290000-0x00000000002A6000-memory.dmp

Filesize
88KB

Download

Analysis

Sharing

General

Malware Config

Extracted

Signatures

Processes

Network

MITRE ATT&CK Matrix ATT&CK v6

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Downloads