agenttesla | a9b46ddb3ed98e2ca5e71253a69f686e1f618f724821eb98b52b812844117f33

General

Target

B35@6B.exe
Size

586KB
MD5

6753a24ed2a75dbd488c0a1783f03d05
SHA1

70c061619c4ebbbb111923257e76cd3cef5b3618
SHA256

a9b46ddb3ed98e2ca5e71253a69f686e1f618f724821eb98b52b812844117f33
SHA512

f7ffb706831a980a4fb1a631de7a7e594de3b95f490b869291439c828ed77afce69f168ac5e23b105fca5709d6f07b662a080cdce49dd81fd3db0b938465d588

Score

10^/10

agenttesla collection keylogger persistence spyware stealer trojan

Malware Config

Extracted

Credentials

Protocol: smtp
Host:
multimetals.cfd
Port:
587
Username:
logs@multimetals.cfd
Password:
logs@multimetals.cfd

Extracted

Family

agenttesla

Credentials

Protocol: smtp
Host:
multimetals.cfd
Port:
587
Username:
application/x-www-form-urlencoded
Password:
logs@multimetals.cfd
Email To:
asset@multimetals.cfd

Signatures

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

B35@6B.exe

description ioc process

Key value queried \REGISTRY\USER\S-1-5-21-1101907861-274115917-2188613224-1000\Control Panel\International\Geo\Nation B35@6B.exe

description	ioc	process
Key value queried	\REGISTRY\USER\S-1-5-21-1101907861-274115917-2188613224-1000\Control Panel\International\Geo\Nation	B35@6B.exe

Accesses Microsoft Outlook profiles 1 TTPs 3 IoCs

collection

Email Collection

T1114

Processes:

InstallUtil.exe

description	ioc	process
Key opened	\REGISTRY\USER\S-1-5-21-1101907861-274115917-2188613224-1000\Software\Microsoft\Office\15.0\Outlook\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676	InstallUtil.exe
Key opened	\REGISTRY\USER\S-1-5-21-1101907861-274115917-2188613224-1000\Software\Microsoft\Windows NT\CurrentVersion\Windows Messaging Subsystem\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676	InstallUtil.exe
Key opened	\REGISTRY\USER\S-1-5-21-1101907861-274115917-2188613224-1000\Software\Microsoft\Office\16.0\Outlook\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676	InstallUtil.exe

Adds Run key to start application 2 TTPs 1 IoCs

persistence

Registry Run Keys / Startup Folder

T1060

Modify Registry

T1112

Processes:

InstallUtil.exe

description	ioc	process
Set value (str)	\REGISTRY\USER\S-1-5-21-1101907861-274115917-2188613224-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\Acrobat = "C:\\Users\\Admin\\AppData\\Roaming\\Acrobat\\Acrobat.exe"	InstallUtil.exe

Suspicious use of SetThreadContext 1 IoCs

Processes:

pot.exe

description pid process target process

PID 4692 set thread context of 4592 4692 pot.exe InstallUtil.exe
Enumerates physical storage devices 1 TTPs
Attempts to interact with connected storage/optical drive(s). Likely ransomware behaviour.

System Information Discovery
T1082
Suspicious behavior: EnumeratesProcesses 5 IoCs

Processes:

B35@6B.exepot.exeInstallUtil.exe

pid process

4380 B35@6B.exe
4692 pot.exe
4692 pot.exe
4592 InstallUtil.exe
4592 InstallUtil.exe
Suspicious behavior: RenamesItself 1 IoCs

Processes:

B35@6B.exe

pid process

4380 B35@6B.exe
Suspicious use of AdjustPrivilegeToken 3 IoCs

Processes:

B35@6B.exepot.exeInstallUtil.exe

description pid process

Token: SeDebugPrivilege 4380 B35@6B.exe
Token: SeDebugPrivilege 4692 pot.exe
Token: SeDebugPrivilege 4592 InstallUtil.exe

description	pid	process	target process
PID 4692 set thread context of 4592	4692	pot.exe	InstallUtil.exe

pid	process
4380	B35@6B.exe
4692	pot.exe
4692	pot.exe
4592	InstallUtil.exe
4592	InstallUtil.exe

pid	process
4380	B35@6B.exe

description	pid	process
Token: SeDebugPrivilege	4380	B35@6B.exe
Token: SeDebugPrivilege	4692	pot.exe
Token: SeDebugPrivilege	4592	InstallUtil.exe

Suspicious use of WriteProcessMemory 11 IoCs

Processes:

B35@6B.exepot.exe

description	pid	process	target process
PID 4380 wrote to memory of 4692	4380	B35@6B.exe	pot.exe
PID 4380 wrote to memory of 4692	4380	B35@6B.exe	pot.exe
PID 4380 wrote to memory of 4692	4380	B35@6B.exe	pot.exe
PID 4692 wrote to memory of 4592	4692	pot.exe	InstallUtil.exe
PID 4692 wrote to memory of 4592	4692	pot.exe	InstallUtil.exe
PID 4692 wrote to memory of 4592	4692	pot.exe	InstallUtil.exe
PID 4692 wrote to memory of 4592	4692	pot.exe	InstallUtil.exe
PID 4692 wrote to memory of 4592	4692	pot.exe	InstallUtil.exe
PID 4692 wrote to memory of 4592	4692	pot.exe	InstallUtil.exe
PID 4692 wrote to memory of 4592	4692	pot.exe	InstallUtil.exe
PID 4692 wrote to memory of 4592	4692	pot.exe	InstallUtil.exe

outlook_office_path 1 IoCs

Processes:

InstallUtil.exe

description	ioc	process
Key opened	\REGISTRY\USER\S-1-5-21-1101907861-274115917-2188613224-1000\Software\Microsoft\Office\16.0\Outlook\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676	InstallUtil.exe

outlook_win_path 1 IoCs

Processes:

InstallUtil.exe

description	ioc	process
Key opened	\REGISTRY\USER\S-1-5-21-1101907861-274115917-2188613224-1000\Software\Microsoft\Windows NT\CurrentVersion\Windows Messaging Subsystem\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676	InstallUtil.exe

C:\Users\Admin\AppData\Local\Temp\B35@6B.exe
"C:\Users\Admin\AppData\Local\Temp\B35@6B.exe"
1⤵
- Checks computer location settings
- Suspicious behavior: EnumeratesProcesses
- Suspicious behavior: RenamesItself
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
PID:4380

C:\Users\Admin\AppData\Local\Temp\pot.exe
"C:\Users\Admin\AppData\Local\Temp\pot.exe"
2⤵
- Suspicious use of SetThreadContext
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
PID:4692

C:\Windows\Microsoft.NET\Framework\v4.0.30319\InstallUtil.exe
"C:\Windows\Microsoft.NET\Framework\v4.0.30319\InstallUtil.exe"
3⤵
- Accesses Microsoft Outlook profiles
- Adds Run key to start application
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
- outlook_office_path
- outlook_win_path
PID:4592

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

Discovery

Query Registry

1

T1012

System Information Discovery

2

T1082

Lateral Movement

Collection

Email Collection

1

T1114

Exfiltration

Command and Control

Impact

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Downloads

memory/4380-130-0x0000000000990000-0x0000000000A28000-memory.dmp

Filesize
608KB

Download
memory/4380-131-0x00000000053B0000-0x0000000005954000-memory.dmp

Filesize
5.6MB

Download
memory/4380-132-0x0000000004EA0000-0x0000000004F3C000-memory.dmp

Filesize
624KB

Download
memory/4380-133-0x000000000BA90000-0x000000000BB22000-memory.dmp

Filesize
584KB

Download
memory/4380-134-0x000000000BA60000-0x000000000BA6A000-memory.dmp

Filesize
40KB

Download
memory/4380-135-0x000000000E450000-0x000000000E97C000-memory.dmp

Filesize
5.2MB

Download
memory/4592-137-0x0000000000000000-mapping.dmp

Download
memory/4592-138-0x0000000000400000-0x000000000043A000-memory.dmp

Filesize
232KB

Download
memory/4592-139-0x00000000064E0000-0x0000000006546000-memory.dmp

Filesize
408KB

Download
memory/4592-140-0x0000000006B20000-0x0000000006B70000-memory.dmp

Filesize
320KB

Download
memory/4692-136-0x0000000000000000-mapping.dmp

Download

Analysis

Sharing

General

Malware Config

Extracted

Extracted

Signatures

Processes

Network

MITRE ATT&CK Matrix ATT&CK v6

Replay Monitor

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Downloads