agenttesla | 97555d7e571b4addb2ab934b2eced757f7115dcff6eb95c7f5c34a937e7cc203

General

Target

NEWORDER.exe
Size

520KB
MD5

45b310ef34503c296061ad6e468b3d6e
SHA1

e1f41506b13003ba7e6e2154c5a731a3d6c4a6ef
SHA256

216c6b02a878dd3c0e20e476bcbb0e74a6d0841587118eda96ab3bc620d85d1f
SHA512

e8d4caeb5c46220b238fd3f638fac9e52dfdcf5bfab65493b26f132432bc25af8ddfbcd69d8db812293c831d1eb92babb29766036eced9e740c30446171ed323

Score

10^/10

agenttesla collection coreentity keylogger rezer0 spyware stealer trojan

Malware Config

Extracted

Family

agenttesla

Credentials

Protocol: smtp
Host:
mail.privateemail.com
Port:
587
Username:
[email protected]
Password:
!9aT1sz8?9SqN

Signatures

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

CoreEntity .NET Packer 1 IoCs

A .NET packer called CoreEntity where it has embedded the payload as a BitMap object which is later decrypted.

coreentity

Processes:

resource	yara_rule
behavioral1/memory/1828-56-0x0000000000380000-0x0000000000388000-memory.dmp	coreentity

AgentTesla Payload 6 IoCs

Processes:

resource	yara_rule
behavioral1/memory/1088-63-0x0000000000400000-0x0000000000452000-memory.dmp	family_agenttesla
behavioral1/memory/1088-64-0x0000000000400000-0x0000000000452000-memory.dmp	family_agenttesla
behavioral1/memory/1088-65-0x0000000000400000-0x0000000000452000-memory.dmp	family_agenttesla
behavioral1/memory/1088-66-0x000000000044C7BE-mapping.dmp	family_agenttesla
behavioral1/memory/1088-68-0x0000000000400000-0x0000000000452000-memory.dmp	family_agenttesla
behavioral1/memory/1088-70-0x0000000000400000-0x0000000000452000-memory.dmp	family_agenttesla

ReZer0 packer 1 IoCs

Detects ReZer0, a packer with multiple versions used in various campaigns.

rezer0

Processes:

resource	yara_rule
behavioral1/memory/1828-57-0x0000000001050000-0x00000000010A8000-memory.dmp	rezer0

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:

NEWORDER.exe

description	ioc	process
Key opened	\REGISTRY\USER\S-1-5-21-1819626980-2277161760-1023733287-1000\Software\Microsoft\Windows NT\CurrentVersion\Windows Messaging Subsystem\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676	NEWORDER.exe
Key opened	\REGISTRY\USER\S-1-5-21-1819626980-2277161760-1023733287-1000\Software\Microsoft\Office\16.0\Outlook\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676	NEWORDER.exe
Key opened	\REGISTRY\USER\S-1-5-21-1819626980-2277161760-1023733287-1000\Software\Microsoft\Office\15.0\Outlook\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676	NEWORDER.exe

Suspicious use of SetThreadContext 1 IoCs

Processes:

NEWORDER.exe

description pid process target process

PID 1828 set thread context of 1088 1828 NEWORDER.exe NEWORDER.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

1808 schtasks.exe
Suspicious behavior: EnumeratesProcesses 2 IoCs

Processes:

NEWORDER.exe

pid process

1088 NEWORDER.exe
1088 NEWORDER.exe
Suspicious use of AdjustPrivilegeToken 1 IoCs

Processes:

NEWORDER.exe

description pid process

Token: SeDebugPrivilege 1088 NEWORDER.exe
Suspicious use of SetWindowsHookEx 1 IoCs

Processes:

NEWORDER.exe

pid process

1088 NEWORDER.exe

description	pid	process	target process
PID 1828 set thread context of 1088	1828	NEWORDER.exe	NEWORDER.exe

pid	process
1808	schtasks.exe

pid	process
1088	NEWORDER.exe
1088	NEWORDER.exe

description	pid	process
Token: SeDebugPrivilege	1088	NEWORDER.exe

pid	process
1088	NEWORDER.exe

Suspicious use of WriteProcessMemory 17 IoCs

Processes:

NEWORDER.exeNEWORDER.exe

description	pid	process	target process
PID 1828 wrote to memory of 1808	1828	NEWORDER.exe	schtasks.exe
PID 1828 wrote to memory of 1808	1828	NEWORDER.exe	schtasks.exe
PID 1828 wrote to memory of 1808	1828	NEWORDER.exe	schtasks.exe
PID 1828 wrote to memory of 1808	1828	NEWORDER.exe	schtasks.exe
PID 1828 wrote to memory of 1088	1828	NEWORDER.exe	NEWORDER.exe
PID 1828 wrote to memory of 1088	1828	NEWORDER.exe	NEWORDER.exe
PID 1828 wrote to memory of 1088	1828	NEWORDER.exe	NEWORDER.exe
PID 1828 wrote to memory of 1088	1828	NEWORDER.exe	NEWORDER.exe
PID 1828 wrote to memory of 1088	1828	NEWORDER.exe	NEWORDER.exe
PID 1828 wrote to memory of 1088	1828	NEWORDER.exe	NEWORDER.exe
PID 1828 wrote to memory of 1088	1828	NEWORDER.exe	NEWORDER.exe
PID 1828 wrote to memory of 1088	1828	NEWORDER.exe	NEWORDER.exe
PID 1828 wrote to memory of 1088	1828	NEWORDER.exe	NEWORDER.exe
PID 1088 wrote to memory of 1752	1088	NEWORDER.exe	netsh.exe
PID 1088 wrote to memory of 1752	1088	NEWORDER.exe	netsh.exe
PID 1088 wrote to memory of 1752	1088	NEWORDER.exe	netsh.exe
PID 1088 wrote to memory of 1752	1088	NEWORDER.exe	netsh.exe

outlook_office_path 1 IoCs

Processes:

NEWORDER.exe

description	ioc	process
Key opened	\REGISTRY\USER\S-1-5-21-1819626980-2277161760-1023733287-1000\Software\Microsoft\Office\16.0\Outlook\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676	NEWORDER.exe

outlook_win_path 1 IoCs

Processes:

NEWORDER.exe

description	ioc	process
Key opened	\REGISTRY\USER\S-1-5-21-1819626980-2277161760-1023733287-1000\Software\Microsoft\Windows NT\CurrentVersion\Windows Messaging Subsystem\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676	NEWORDER.exe

C:\Users\Admin\AppData\Local\Temp\NEWORDER.exe
"C:\Users\Admin\AppData\Local\Temp\NEWORDER.exe"
1⤵
- Suspicious use of SetThreadContext
- Suspicious use of WriteProcessMemory
PID:1828

C:\Windows\SysWOW64\schtasks.exe
"C:\Windows\System32\schtasks.exe" /Create /TN "Updates\UqPgjBCFG" /XML "C:\Users\Admin\AppData\Local\Temp\tmp38FC.tmp"
2⤵
- Creates scheduled task(s)
PID:1808

C:\Users\Admin\AppData\Local\Temp\NEWORDER.exe
"{path}"
2⤵
- Accesses Microsoft Outlook profiles
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of SetWindowsHookEx
- Suspicious use of WriteProcessMemory
- outlook_office_path
- outlook_win_path
PID:1088

C:\Windows\SysWOW64\netsh.exe
"netsh" wlan show profile
3⤵
PID:1752

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

Credentials in Files

3

T1081

Discovery

System Information Discovery

1

T1082

Lateral Movement

Collection

Data from Local System

3

T1005

Email Collection

1

T1114

Exfiltration

Command and Control

Impact

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Downloads

C:\Users\Admin\AppData\Local\Temp\tmp38FC.tmp
Filesize
1KB

MD5
987b2e4e825b879a4fbba3ba130b8774

SHA1
8bbf07a3151fcaa2870f22f1ac7512d7a1a8ee81

SHA256
1b78f8e0d1ab96c67e1306ca600e0afa96fc4360229d9325b4e257f00e944c00

SHA512
3c127dfbd307bc8f1f47de807819b44e53357a10cf4cf1e34705f9c54f8e0a8bebe1d51a3bd1ea66242fabe161a5df9053901cfb11acdb38cd91f34a8fb776c0

Download Submit
memory/1088-64-0x0000000000400000-0x0000000000452000-memory.dmp

Filesize
328KB

Download
memory/1088-66-0x000000000044C7BE-mapping.dmp

Download
memory/1088-70-0x0000000000400000-0x0000000000452000-memory.dmp

Filesize
328KB

Download
memory/1088-68-0x0000000000400000-0x0000000000452000-memory.dmp

Filesize
328KB

Download
memory/1088-65-0x0000000000400000-0x0000000000452000-memory.dmp

Filesize
328KB

Download
memory/1088-60-0x0000000000400000-0x0000000000452000-memory.dmp

Filesize
328KB

Download
memory/1088-61-0x0000000000400000-0x0000000000452000-memory.dmp

Filesize
328KB

Download
memory/1088-63-0x0000000000400000-0x0000000000452000-memory.dmp

Filesize
328KB

Download
memory/1752-72-0x0000000000000000-mapping.dmp

Download
memory/1808-58-0x0000000000000000-mapping.dmp

Download
memory/1828-54-0x0000000001310000-0x0000000001398000-memory.dmp

Filesize
544KB

Download
memory/1828-55-0x0000000075741000-0x0000000075743000-memory.dmp

Filesize
8KB

Download
memory/1828-56-0x0000000000380000-0x0000000000388000-memory.dmp

Filesize
32KB

Download
memory/1828-57-0x0000000001050000-0x00000000010A8000-memory.dmp

Filesize
352KB

Download

Analysis

Sharing

General

Malware Config

Extracted

Signatures

Processes

Network

MITRE ATT&CK Matrix ATT&CK v6

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Downloads