agenttesla | e016bfbd170c4b15789abf7fa2ba30bec2bd785e2ec9b9fc759722833ed88a87

General

Target

new shipment.exe
Size

538KB
MD5

3a1635fd14ff9c17c0f65b8c393b9739
SHA1

1f6e011d27ab1bbcfb5d57494610327bcf889aeb
SHA256

e016bfbd170c4b15789abf7fa2ba30bec2bd785e2ec9b9fc759722833ed88a87
SHA512

c37644c6b1ae9bd046d3a98733cd357051d632d926d408fbfc9a327668442b328be0aa5f56de5ebb416d772a1109c45f86aff90ab20c70bea3fd2641913f2211

Score

10^/10

agenttesla keylogger persistence spyware stealer trojan

Malware Config

Extracted

Family

agenttesla

Credentials

Protocol: smtp
Host:
mail.aquariuslogistics.com
Port:
587
Username:
[email protected]
Password:
AQL@2019#$

Signatures

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

AgentTesla Payload 4 IoCs

Processes:

resource	yara_rule
behavioral1/memory/1160-4-0x0000000000400000-0x0000000000474000-memory.dmp	family_agenttesla
behavioral1/memory/1160-5-0x00000000004472EE-mapping.dmp	family_agenttesla
behavioral1/memory/1160-6-0x0000000000400000-0x0000000000474000-memory.dmp	family_agenttesla
behavioral1/memory/1160-7-0x0000000000400000-0x0000000000474000-memory.dmp	family_agenttesla

Drops file in Drivers directory 1 IoCs

Processes:

RegSvcs.exe

description	ioc	Process
File opened for modification	C:\Windows\system32\drivers\etc\hosts	RegSvcs.exe

Adds Run key to start application 2 TTPs 1 IoCs

persistence

Registry Run Keys / Startup Folder

T1060

Modify Registry

T1112

Processes:

RegSvcs.exe

description	ioc	Process
Set value (str)	\REGISTRY\USER\S-1-5-21-1131729243-447456001-3632642222-1000\Software\Microsoft\Windows\CurrentVersion\Run\sLbGMVN = "C:\\Users\\Admin\\AppData\\Roaming\\sLbGMVN\\sLbGMVN.exe"	RegSvcs.exe

Suspicious use of SetThreadContext 1 IoCs

Processes:

new shipment.exe

description	pid	Process	procid_target
PID 1344 set thread context of 1160	1344	new shipment.exe	26

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
340	schtasks.exe

Modifies registry key 1 TTPs 1 IoCs

Modify Registry

T1112

Processes:

REG.exe

pid	Process
1908	REG.exe

Suspicious behavior: EnumeratesProcesses 2 IoCs

Processes:

RegSvcs.exe

pid	Process
1160	RegSvcs.exe
1160	RegSvcs.exe

Suspicious use of AdjustPrivilegeToken 1 IoCs

Processes:

RegSvcs.exe

description	pid	Process
Token: SeDebugPrivilege	1160	RegSvcs.exe

Suspicious use of WriteProcessMemory 20 IoCs

Processes:

new shipment.exeRegSvcs.exe

description	pid	Process	procid_target
PID 1344 wrote to memory of 340	1344	new shipment.exe	24
PID 1344 wrote to memory of 340	1344	new shipment.exe	24
PID 1344 wrote to memory of 340	1344	new shipment.exe	24
PID 1344 wrote to memory of 340	1344	new shipment.exe	24
PID 1344 wrote to memory of 1160	1344	new shipment.exe	26
PID 1344 wrote to memory of 1160	1344	new shipment.exe	26
PID 1344 wrote to memory of 1160	1344	new shipment.exe	26
PID 1344 wrote to memory of 1160	1344	new shipment.exe	26
PID 1344 wrote to memory of 1160	1344	new shipment.exe	26
PID 1344 wrote to memory of 1160	1344	new shipment.exe	26
PID 1344 wrote to memory of 1160	1344	new shipment.exe	26
PID 1344 wrote to memory of 1160	1344	new shipment.exe	26
PID 1344 wrote to memory of 1160	1344	new shipment.exe	26
PID 1344 wrote to memory of 1160	1344	new shipment.exe	26
PID 1344 wrote to memory of 1160	1344	new shipment.exe	26
PID 1344 wrote to memory of 1160	1344	new shipment.exe	26
PID 1160 wrote to memory of 1908	1160	RegSvcs.exe	30
PID 1160 wrote to memory of 1908	1160	RegSvcs.exe	30
PID 1160 wrote to memory of 1908	1160	RegSvcs.exe	30
PID 1160 wrote to memory of 1908	1160	RegSvcs.exe	30

C:\Users\Admin\AppData\Local\Temp\new shipment.exe
"C:\Users\Admin\AppData\Local\Temp\new shipment.exe"
1⤵
- Suspicious use of SetThreadContext
- Suspicious use of WriteProcessMemory
PID:1344
- C:\Windows\SysWOW64\schtasks.exe
  "C:\Windows\System32\schtasks.exe" /Create /TN "Updates\LvUfBoWgxd" /XML "C:\Users\Admin\AppData\Local\Temp\tmpAC26.tmp"
  2⤵
  - Creates scheduled task(s)
  PID:340
- C:\Windows\Microsoft.NET\Framework\v4.0.30319\RegSvcs.exe
  "{path}"
  2⤵
  - Drops file in Drivers directory
  - Adds Run key to start application
  - Suspicious behavior: EnumeratesProcesses
  - Suspicious use of AdjustPrivilegeToken
  - Suspicious use of WriteProcessMemory
  PID:1160
- - C:\Windows\SysWOW64\REG.exe
    REG add HKCU\Software\Microsoft\Windows\CurrentVersion\Policies\System / v DisableTaskMgr / t REG_DWORD / d 1 / f
    3⤵
    - Modifies registry key
    PID:1908

Network

MITRE ATT&CK Enterprise v6

Initial Access

Execution

Scheduled Task

1

T1053

Persistence

Registry Run Keys / Startup Folder

Scheduled Task

Privilege Escalation

Scheduled Task

1

T1053

Defense Evasion

Modify Registry

2

T1112

Credential Access

Discovery

System Information Discovery

1

T1082

Lateral Movement

Collection

Command and Control

Exfiltration

Impact

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Downloads

C:\Users\Admin\AppData\Local\Temp\tmpAC26.tmp

MD5
dd67c42b0c6c65306f1770680fdcd1d9

SHA1
da1fe1f62bd6c1e7918bc4f55bbb028a64433648

SHA256
1ef74783cbc4d9a4f6191d4e063c41aeef451d505d0f4c905aced25ab3f0804e

SHA512
6341bd373e34a809cfe01727529b3c09cdf0f2f46b8972800b54da306d15c44608a296f6ea99959feb3b569754b214ad9337770d751ff9aa94cbfe114b8f904a

Download Submit
memory/340-2-0x0000000000000000-mapping.dmp

Download
memory/1160-4-0x0000000000400000-0x0000000000474000-memory.dmp

Filesize
464KB

Download
memory/1160-5-0x00000000004472EE-mapping.dmp

Download
memory/1160-6-0x0000000000400000-0x0000000000474000-memory.dmp

Filesize
464KB

Download
memory/1160-7-0x0000000000400000-0x0000000000474000-memory.dmp

Filesize
464KB

Download
memory/1344-1-0x0000000000000000-0x0000000000000000-disk.dmp

Download
memory/1908-8-0x0000000000000000-mapping.dmp

Download

Analysis

Sharing

General

Malware Config

Extracted

Signatures

Processes

Network

MITRE ATT&CK Enterprise v6

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Downloads