agenttesla | 356dc0f11faf581cf918641504d08fbb462cf6fec24ac887cf794fdb3148d8ee

General

Target

Company Profile.exe
Size

1.0MB
MD5

7f78e87d56cbb516015bf8c2846168d5
SHA1

029af9362f655f3dc92644a430df9a3bef7504a9
SHA256

5bc6e2a48a6e75aeee2a6ac4fc410adf13281c1d0a299b3ffe4ee0d036d235df
SHA512

b2a244520e91659d0d808cac72e341a9c839cfce397d33dad8f6aefd803a349eb6f5b22b3b0f17d22dbf4e3f271af7e20948d001f6f44917c0ef5908bef91d3b

Score

10^/10

agenttesla collection keylogger spyware stealer trojan

Malware Config

Signatures

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

AgentTesla Payload 2 IoCs

Processes:

resource	yara_rule
behavioral2/memory/3860-130-0x00000000008D0000-0x00000000009D8000-memory.dmp	family_agenttesla
behavioral2/memory/3492-136-0x0000000000400000-0x0000000000450000-memory.dmp	family_agenttesla

Executes dropped EXE 1 IoCs

Processes:

InstallUtil.exe

pid process

3492 InstallUtil.exe
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

pid	process
3492	InstallUtil.exe

Accesses Microsoft Outlook profiles 1 TTPs 3 IoCs

collection

Email Collection

T1114

Processes:

InstallUtil.exe

description	ioc	process
Key opened	\REGISTRY\USER\S-1-5-21-1809750270-3141839489-3074374771-1000\Software\Microsoft\Office\15.0\Outlook\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676	InstallUtil.exe
Key opened	\REGISTRY\USER\S-1-5-21-1809750270-3141839489-3074374771-1000\Software\Microsoft\Windows NT\CurrentVersion\Windows Messaging Subsystem\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676	InstallUtil.exe
Key opened	\REGISTRY\USER\S-1-5-21-1809750270-3141839489-3074374771-1000\Software\Microsoft\Office\16.0\Outlook\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676	InstallUtil.exe

Suspicious use of SetThreadContext 1 IoCs

Processes:

Company Profile.exe

description pid process target process

PID 3860 set thread context of 3492 3860 Company Profile.exe InstallUtil.exe
Suspicious behavior: EnumeratesProcesses 5 IoCs

Processes:

Company Profile.exeInstallUtil.exe

pid process

3860 Company Profile.exe
3860 Company Profile.exe
3860 Company Profile.exe
3492 InstallUtil.exe
3492 InstallUtil.exe
Suspicious use of AdjustPrivilegeToken 2 IoCs

Processes:

Company Profile.exeInstallUtil.exe

description pid process

Token: SeDebugPrivilege 3860 Company Profile.exe
Token: SeDebugPrivilege 3492 InstallUtil.exe
Suspicious use of SetWindowsHookEx 1 IoCs

Processes:

InstallUtil.exe

pid process

3492 InstallUtil.exe

description	pid	process	target process
PID 3860 set thread context of 3492	3860	Company Profile.exe	InstallUtil.exe

pid	process
3860	Company Profile.exe
3860	Company Profile.exe
3860	Company Profile.exe
3492	InstallUtil.exe
3492	InstallUtil.exe

description	pid	process
Token: SeDebugPrivilege	3860	Company Profile.exe
Token: SeDebugPrivilege	3492	InstallUtil.exe

pid	process
3492	InstallUtil.exe

Suspicious use of WriteProcessMemory 8 IoCs

Processes:

Company Profile.exe

description	pid	process	target process
PID 3860 wrote to memory of 3492	3860	Company Profile.exe	InstallUtil.exe
PID 3860 wrote to memory of 3492	3860	Company Profile.exe	InstallUtil.exe
PID 3860 wrote to memory of 3492	3860	Company Profile.exe	InstallUtil.exe
PID 3860 wrote to memory of 3492	3860	Company Profile.exe	InstallUtil.exe
PID 3860 wrote to memory of 3492	3860	Company Profile.exe	InstallUtil.exe
PID 3860 wrote to memory of 3492	3860	Company Profile.exe	InstallUtil.exe
PID 3860 wrote to memory of 3492	3860	Company Profile.exe	InstallUtil.exe
PID 3860 wrote to memory of 3492	3860	Company Profile.exe	InstallUtil.exe

outlook_office_path 1 IoCs

Processes:

InstallUtil.exe

description	ioc	process
Key opened	\REGISTRY\USER\S-1-5-21-1809750270-3141839489-3074374771-1000\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-1-5-21-1809750270-3141839489-3074374771-1000\Software\Microsoft\Windows NT\CurrentVersion\Windows Messaging Subsystem\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676	InstallUtil.exe

C:\Users\Admin\AppData\Local\Temp\Company Profile.exe
"C:\Users\Admin\AppData\Local\Temp\Company Profile.exe"
1⤵
- Suspicious use of SetThreadContext
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
PID:3860

C:\Users\Admin\AppData\Local\Temp\InstallUtil.exe
"C:\Users\Admin\AppData\Local\Temp\InstallUtil.exe"
2⤵
- Executes dropped EXE
- Accesses Microsoft Outlook profiles
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of SetWindowsHookEx
- outlook_office_path
- outlook_win_path
PID:3492

Network

MITRE ATT&CK Matrix ATT&CK v6

Initial Access

Execution

Persistence

Privilege Escalation

Defense Evasion

Credential Access

Credentials in Files

2

T1081

Discovery

Lateral Movement

Collection

Data from Local System

2

T1005

Email Collection

1

T1114

Exfiltration

Command and Control

Impact

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Downloads

C:\Users\Admin\AppData\Local\Temp\InstallUtil.exe
Filesize
41KB

MD5
5d4073b2eb6d217c19f2b22f21bf8d57

SHA1
f0209900fbf08d004b886a0b3ba33ea2b0bf9da8

SHA256
ac1a3f21fcc88f9cee7bf51581eafba24cc76c924f0821deb2afdf1080ddf3d3

SHA512
9ac94880684933ba3407cdc135abc3047543436567af14cd9269c4adc5a6535db7b867d6de0d6238a21b94e69f9890dbb5739155871a624520623a7e56872159

Download Submit
C:\Users\Admin\AppData\Local\Temp\InstallUtil.exe
Filesize
41KB

MD5
5d4073b2eb6d217c19f2b22f21bf8d57

SHA1
f0209900fbf08d004b886a0b3ba33ea2b0bf9da8

SHA256
ac1a3f21fcc88f9cee7bf51581eafba24cc76c924f0821deb2afdf1080ddf3d3

SHA512
9ac94880684933ba3407cdc135abc3047543436567af14cd9269c4adc5a6535db7b867d6de0d6238a21b94e69f9890dbb5739155871a624520623a7e56872159

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memory/3492-139-0x00000000058C0000-0x000000000595C000-memory.dmp

Filesize
624KB

Download
memory/3492-135-0x0000000000000000-mapping.dmp

Download
memory/3492-136-0x0000000000400000-0x0000000000450000-memory.dmp

Filesize
320KB

Download
memory/3492-140-0x0000000005DE0000-0x0000000005E46000-memory.dmp

Filesize
408KB

Download
memory/3492-141-0x00000000069D0000-0x0000000006A20000-memory.dmp

Filesize
320KB

Download
memory/3492-142-0x0000000006CE0000-0x0000000006CEA000-memory.dmp

Filesize
40KB

Download
memory/3860-133-0x0000000006370000-0x00000000063B4000-memory.dmp

Filesize
272KB

Download
memory/3860-134-0x00000000063C0000-0x00000000063E2000-memory.dmp

Filesize
136KB

Download
memory/3860-132-0x0000000006120000-0x00000000061B2000-memory.dmp

Filesize
584KB

Download
memory/3860-131-0x0000000005950000-0x0000000005EF4000-memory.dmp

Filesize
5.6MB

Download
memory/3860-130-0x00000000008D0000-0x00000000009D8000-memory.dmp

Filesize
1.0MB

Download

Analysis

Sharing

General

Malware Config

Signatures

Processes

Network

MITRE ATT&CK Matrix ATT&CK v6

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Downloads