agenttesla | 3f33ad806e3b9edcd5414df483fa31a91395c983c35714277f7bf8ca74db2a7e

General

Target

Product specification.exe
Size

879KB
MD5

3d81936d4f07a119b37f9d3a45012d47
SHA1

34587306cce993af14eceb7d8a88c41a26b08ac2
SHA256

0538015f91c94d63edf194e7be7ec2e4ca956e479d50c1d0963e5a0238ab5f30
SHA512

1ecb8f7d06552891a8f5c6da4cf5fda13183b964f779118d1b179b7646fb0021d6c18c7b415f6302f0136f9e026b0011854d333acdfe526ce58bc14101e0c20e

Score

10^/10

agenttesla collection keylogger spyware stealer trojan

Malware Config

Extracted

Family

agenttesla

Credentials

Protocol: smtp
Host:
107.152.35.241
Port:
587
Username:
[email protected]
Password:
speech

Signatures

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

AgentTesla Payload 6 IoCs

Processes:

resource	yara_rule
behavioral1/memory/1196-64-0x0000000000400000-0x000000000044C000-memory.dmp	family_agenttesla
behavioral1/memory/1196-65-0x0000000000400000-0x000000000044C000-memory.dmp	family_agenttesla
behavioral1/memory/1196-66-0x0000000000400000-0x000000000044C000-memory.dmp	family_agenttesla
behavioral1/memory/1196-67-0x00000000004473CE-mapping.dmp	family_agenttesla
behavioral1/memory/1196-69-0x0000000000400000-0x000000000044C000-memory.dmp	family_agenttesla
behavioral1/memory/1196-71-0x0000000000400000-0x000000000044C000-memory.dmp	family_agenttesla

Accesses Microsoft Outlook profiles 1 TTPs 3 IoCs

collection

Email Collection

T1114

Processes:

MSBuild.exe

description	ioc	process
Key opened	\REGISTRY\USER\S-1-5-21-790309383-526510583-3802439154-1000\Software\Microsoft\Office\15.0\Outlook\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676	MSBuild.exe
Key opened	\REGISTRY\USER\S-1-5-21-790309383-526510583-3802439154-1000\Software\Microsoft\Windows NT\CurrentVersion\Windows Messaging Subsystem\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676	MSBuild.exe
Key opened	\REGISTRY\USER\S-1-5-21-790309383-526510583-3802439154-1000\Software\Microsoft\Office\16.0\Outlook\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676	MSBuild.exe

Suspicious use of SetThreadContext 1 IoCs

Processes:

Product specification.exe

description pid process target process

PID 1728 set thread context of 1196 1728 Product specification.exe MSBuild.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

1252 schtasks.exe

description	pid	process	target process
PID 1728 set thread context of 1196	1728	Product specification.exe	MSBuild.exe

pid	process
1252	schtasks.exe

Suspicious behavior: EnumeratesProcesses 8 IoCs

Processes:

Product specification.exeMSBuild.exe

pid	process
1728	Product specification.exe
1728	Product specification.exe
1728	Product specification.exe
1728	Product specification.exe
1728	Product specification.exe
1728	Product specification.exe
1196	MSBuild.exe
1196	MSBuild.exe

Suspicious use of AdjustPrivilegeToken 2 IoCs

Processes:

Product specification.exeMSBuild.exe

description pid process

Token: SeDebugPrivilege 1728 Product specification.exe
Token: SeDebugPrivilege 1196 MSBuild.exe
Suspicious use of SetWindowsHookEx 1 IoCs

Processes:

MSBuild.exe

pid process

1196 MSBuild.exe

description	pid	process
Token: SeDebugPrivilege	1728	Product specification.exe
Token: SeDebugPrivilege	1196	MSBuild.exe

pid	process
1196	MSBuild.exe

Suspicious use of WriteProcessMemory 17 IoCs

Processes:

Product specification.exe

description	pid	process	target process
PID 1728 wrote to memory of 1252	1728	Product specification.exe	schtasks.exe
PID 1728 wrote to memory of 1252	1728	Product specification.exe	schtasks.exe
PID 1728 wrote to memory of 1252	1728	Product specification.exe	schtasks.exe
PID 1728 wrote to memory of 1252	1728	Product specification.exe	schtasks.exe
PID 1728 wrote to memory of 1336	1728	Product specification.exe	MSBuild.exe
PID 1728 wrote to memory of 1336	1728	Product specification.exe	MSBuild.exe
PID 1728 wrote to memory of 1336	1728	Product specification.exe	MSBuild.exe
PID 1728 wrote to memory of 1336	1728	Product specification.exe	MSBuild.exe
PID 1728 wrote to memory of 1196	1728	Product specification.exe	MSBuild.exe
PID 1728 wrote to memory of 1196	1728	Product specification.exe	MSBuild.exe
PID 1728 wrote to memory of 1196	1728	Product specification.exe	MSBuild.exe
PID 1728 wrote to memory of 1196	1728	Product specification.exe	MSBuild.exe
PID 1728 wrote to memory of 1196	1728	Product specification.exe	MSBuild.exe
PID 1728 wrote to memory of 1196	1728	Product specification.exe	MSBuild.exe
PID 1728 wrote to memory of 1196	1728	Product specification.exe	MSBuild.exe
PID 1728 wrote to memory of 1196	1728	Product specification.exe	MSBuild.exe
PID 1728 wrote to memory of 1196	1728	Product specification.exe	MSBuild.exe

outlook_office_path 1 IoCs

Processes:

MSBuild.exe

description	ioc	process
Key opened	\REGISTRY\USER\S-1-5-21-790309383-526510583-3802439154-1000\Software\Microsoft\Office\16.0\Outlook\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676	MSBuild.exe

outlook_win_path 1 IoCs

Processes:

MSBuild.exe

description	ioc	process
Key opened	\REGISTRY\USER\S-1-5-21-790309383-526510583-3802439154-1000\Software\Microsoft\Windows NT\CurrentVersion\Windows Messaging Subsystem\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676	MSBuild.exe

C:\Users\Admin\AppData\Local\Temp\Product specification.exe
"C:\Users\Admin\AppData\Local\Temp\Product specification.exe"
1⤵
- Suspicious use of SetThreadContext
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
PID:1728

C:\Windows\SysWOW64\schtasks.exe
"C:\Windows\System32\schtasks.exe" /Create /TN "Updates\ybCIEXZOt" /XML "C:\Users\Admin\AppData\Local\Temp\tmp8E.tmp"
2⤵
- Creates scheduled task(s)
PID:1252

C:\Windows\Microsoft.NET\Framework\v4.0.30319\MSBuild.exe
"{path}"
2⤵
PID:1336

C:\Windows\Microsoft.NET\Framework\v4.0.30319\MSBuild.exe
"{path}"
2⤵
- Accesses Microsoft Outlook profiles
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of SetWindowsHookEx
- outlook_office_path
- outlook_win_path
PID:1196

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

Discovery

System Information Discovery

1

T1082

Lateral Movement

Collection

Email Collection

1

T1114

Exfiltration

Command and Control

Impact

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Downloads

C:\Users\Admin\AppData\Local\Temp\tmp8E.tmp
Filesize
1KB

MD5
4baf25c60288a0bd3c5a1068efce91e2

SHA1
0cb9212d4022a87657871af6b15bc1431d627a9d

SHA256
d18b594eced72f6467a7c4e8adcca6b982c756497ac0ae65de9974ec6ba08393

SHA512
e840034e00796a7ca9f017725726ca9ed73765eacc3291b8255f8b3531a53c435c31d478d84e6584e553b2d3f8dbb4af9ab264b70411965190edfeb604905c48

Download Submit
memory/1196-64-0x0000000000400000-0x000000000044C000-memory.dmp

Filesize
304KB

Download
memory/1196-66-0x0000000000400000-0x000000000044C000-memory.dmp

Filesize
304KB

Download
memory/1196-71-0x0000000000400000-0x000000000044C000-memory.dmp

Filesize
304KB

Download
memory/1196-69-0x0000000000400000-0x000000000044C000-memory.dmp

Filesize
304KB

Download
memory/1196-67-0x00000000004473CE-mapping.dmp

Download
memory/1196-65-0x0000000000400000-0x000000000044C000-memory.dmp

Filesize
304KB

Download
memory/1196-61-0x0000000000400000-0x000000000044C000-memory.dmp

Filesize
304KB

Download
memory/1196-62-0x0000000000400000-0x000000000044C000-memory.dmp

Filesize
304KB

Download
memory/1252-59-0x0000000000000000-mapping.dmp

Download
memory/1728-54-0x0000000000090000-0x0000000000172000-memory.dmp

Filesize
904KB

Download
memory/1728-55-0x0000000000680000-0x000000000068A000-memory.dmp

Filesize
40KB

Download
memory/1728-56-0x00000000075F0000-0x000000000764C000-memory.dmp

Filesize
368KB

Download
memory/1728-58-0x0000000075381000-0x0000000075383000-memory.dmp

Filesize
8KB

Download
memory/1728-57-0x0000000000620000-0x000000000066C000-memory.dmp

Filesize
304KB

Download

Analysis

Sharing

General

Malware Config

Extracted

Signatures

Processes

Network

MITRE ATT&CK Matrix ATT&CK v6

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Downloads