agenttesla | 24c4e3a4bb8ad00a99079c4ba1a810ae3ae30110ffb0450cdbf86546664fdf5f

General

Target

DHL-#AWB130501923096.exe
Size

433KB
MD5

db42a352386ad14ebfb012ae58bd266d
SHA1

05926e8118ca4fbf55faf9b852e66720449c3842
SHA256

cd58b0bb08f218fdce3d57c001a8140b66661cdb7accb47a93ba2722ea64f0e9
SHA512

efc5dd4c911623bbd3553f42a8856dd4f173cb1e59f5ba0fbb12d17d10d55d4b9779ccca33a14bcec51a0dab5820c35633faf4b438fae76ad9db9ecbf55c038c

Score

10^/10

agenttesla collection keylogger rezer0 spyware stealer trojan

Malware Config

Extracted

Family

agenttesla

Credentials

Protocol: smtp
Host:
smtp.yandex.com
Port:
587
Username:
petersonhouston@yandex.com
Password:
faith12AB

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/1720-60-0x0000000000400000-0x0000000000452000-memory.dmp	family_agenttesla
behavioral1/memory/1720-61-0x0000000000400000-0x0000000000452000-memory.dmp	family_agenttesla
behavioral1/memory/1720-63-0x000000000044CB6E-mapping.dmp	family_agenttesla
behavioral1/memory/1720-62-0x0000000000400000-0x0000000000452000-memory.dmp	family_agenttesla
behavioral1/memory/1720-65-0x0000000000400000-0x0000000000452000-memory.dmp	family_agenttesla
behavioral1/memory/1720-67-0x0000000000400000-0x0000000000452000-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/1596-56-0x0000000004250000-0x00000000042A8000-memory.dmp	rezer0

Accesses Microsoft Outlook profiles 1 TTPs 3 IoCs

collection

Email Collection

T1114

Processes:

RegSvcs.exe

description	ioc	process
Key opened	\REGISTRY\USER\S-1-5-21-2277218442-1199762539-2004043321-1000\Software\Microsoft\Office\15.0\Outlook\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676	RegSvcs.exe
Key opened	\REGISTRY\USER\S-1-5-21-2277218442-1199762539-2004043321-1000\Software\Microsoft\Windows NT\CurrentVersion\Windows Messaging Subsystem\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676	RegSvcs.exe
Key opened	\REGISTRY\USER\S-1-5-21-2277218442-1199762539-2004043321-1000\Software\Microsoft\Office\16.0\Outlook\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676	RegSvcs.exe

Suspicious use of SetThreadContext 1 IoCs

Processes:

DHL-#AWB130501923096.exe

description pid process target process

PID 1596 set thread context of 1720 1596 DHL-#AWB130501923096.exe RegSvcs.exe
Suspicious behavior: EnumeratesProcesses 2 IoCs

Processes:

RegSvcs.exe

pid process

1720 RegSvcs.exe
1720 RegSvcs.exe
Suspicious use of AdjustPrivilegeToken 1 IoCs

Processes:

RegSvcs.exe

description pid process

Token: SeDebugPrivilege 1720 RegSvcs.exe

description	pid	process	target process
PID 1596 set thread context of 1720	1596	DHL-#AWB130501923096.exe	RegSvcs.exe

pid	process
1720	RegSvcs.exe
1720	RegSvcs.exe

description	pid	process
Token: SeDebugPrivilege	1720	RegSvcs.exe

Suspicious use of WriteProcessMemory 16 IoCs

Processes:

DHL-#AWB130501923096.exeRegSvcs.exe

description	pid	process	target process
PID 1596 wrote to memory of 1720	1596	DHL-#AWB130501923096.exe	RegSvcs.exe
PID 1596 wrote to memory of 1720	1596	DHL-#AWB130501923096.exe	RegSvcs.exe
PID 1596 wrote to memory of 1720	1596	DHL-#AWB130501923096.exe	RegSvcs.exe
PID 1596 wrote to memory of 1720	1596	DHL-#AWB130501923096.exe	RegSvcs.exe
PID 1596 wrote to memory of 1720	1596	DHL-#AWB130501923096.exe	RegSvcs.exe
PID 1596 wrote to memory of 1720	1596	DHL-#AWB130501923096.exe	RegSvcs.exe
PID 1596 wrote to memory of 1720	1596	DHL-#AWB130501923096.exe	RegSvcs.exe
PID 1596 wrote to memory of 1720	1596	DHL-#AWB130501923096.exe	RegSvcs.exe
PID 1596 wrote to memory of 1720	1596	DHL-#AWB130501923096.exe	RegSvcs.exe
PID 1596 wrote to memory of 1720	1596	DHL-#AWB130501923096.exe	RegSvcs.exe
PID 1596 wrote to memory of 1720	1596	DHL-#AWB130501923096.exe	RegSvcs.exe
PID 1596 wrote to memory of 1720	1596	DHL-#AWB130501923096.exe	RegSvcs.exe
PID 1720 wrote to memory of 632	1720	RegSvcs.exe	netsh.exe
PID 1720 wrote to memory of 632	1720	RegSvcs.exe	netsh.exe
PID 1720 wrote to memory of 632	1720	RegSvcs.exe	netsh.exe
PID 1720 wrote to memory of 632	1720	RegSvcs.exe	netsh.exe

outlook_office_path 1 IoCs

Processes:

RegSvcs.exe

description	ioc	process
Key opened	\REGISTRY\USER\S-1-5-21-2277218442-1199762539-2004043321-1000\Software\Microsoft\Office\16.0\Outlook\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676	RegSvcs.exe

outlook_win_path 1 IoCs

Processes:

RegSvcs.exe

description	ioc	process
Key opened	\REGISTRY\USER\S-1-5-21-2277218442-1199762539-2004043321-1000\Software\Microsoft\Windows NT\CurrentVersion\Windows Messaging Subsystem\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676	RegSvcs.exe

C:\Users\Admin\AppData\Local\Temp\DHL-#AWB130501923096.exe
"C:\Users\Admin\AppData\Local\Temp\DHL-#AWB130501923096.exe"
1⤵
- Suspicious use of SetThreadContext
- Suspicious use of WriteProcessMemory
PID:1596

C:\Windows\Microsoft.NET\Framework\v4.0.30319\RegSvcs.exe
"{path}"
2⤵
- Accesses Microsoft Outlook profiles
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
- outlook_office_path
- outlook_win_path
PID:1720

C:\Windows\SysWOW64\netsh.exe
"netsh" wlan show profile
3⤵
PID:632

MITRE ATT&CK Matrix ATT&CK v6

Initial Access

Execution

Persistence

Privilege Escalation

Defense Evasion

Credential Access

Discovery

Lateral Movement

Collection

Email Collection

1

T1114

Exfiltration

Command and Control

Impact

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Downloads

memory/632-69-0x0000000000000000-mapping.dmp

Download
memory/1596-54-0x0000000000390000-0x0000000000402000-memory.dmp

Filesize
456KB

Download
memory/1596-55-0x00000000001F0000-0x0000000000200000-memory.dmp

Filesize
64KB

Download
memory/1596-56-0x0000000004250000-0x00000000042A8000-memory.dmp

Filesize
352KB

Download
memory/1720-61-0x0000000000400000-0x0000000000452000-memory.dmp

Filesize
328KB

Download
memory/1720-60-0x0000000000400000-0x0000000000452000-memory.dmp

Filesize
328KB

Download
memory/1720-58-0x0000000000400000-0x0000000000452000-memory.dmp

Filesize
328KB

Download
memory/1720-63-0x000000000044CB6E-mapping.dmp

Download
memory/1720-62-0x0000000000400000-0x0000000000452000-memory.dmp

Filesize
328KB

Download
memory/1720-65-0x0000000000400000-0x0000000000452000-memory.dmp

Filesize
328KB

Download
memory/1720-67-0x0000000000400000-0x0000000000452000-memory.dmp

Filesize
328KB

Download
memory/1720-68-0x0000000075C51000-0x0000000075C53000-memory.dmp

Filesize
8KB

Download
memory/1720-57-0x0000000000400000-0x0000000000452000-memory.dmp

Filesize
328KB

Download

Analysis

Sharing

General

Malware Config

Extracted

Signatures

Processes

Network

MITRE ATT&CK Matrix ATT&CK v6

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Downloads