agenttesla | 1f22495e0f459d46c901746a490c146552173cb83d629bdb694f5961c09be657

General

Target

Shipping_Document-001222890.exe
Size

782KB
MD5

f2fe88b581743e12a33d2218ea90c470
SHA1

8538b393ee59d2e0fc286e23d8a1d999f3249f14
SHA256

1f22495e0f459d46c901746a490c146552173cb83d629bdb694f5961c09be657
SHA512

4596943cd12032dbcd8b962050fe43abff7c78030c471b6df56644ffa95bfd27ea0a1a42adedfc188c3933f0d33ba190f26de98ecc8347a2633c5b1857a21a35
SSDEEP

12288:Ktx1TuJM7w/QwacdVS6j4xgZYv/cNoPLx+hkQPFtF:iJZw3Nj4hcePLxukQPF

Score

10^/10

agenttesla collection keylogger persistence spyware stealer trojan

Malware Config

Extracted

Family

agenttesla

Credentials

Protocol: smtp
Host:
mail.frontierfulfillment.com.my
Port:
587
Username:
[email protected]
Password:
5_8B6kjVm
Email To:
[email protected]

Signatures

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

Checks computer location settings 2 TTPs 1 IoCs

Looks up country code configured in the registry, likely geofence.

Query Registry

T1012

System Information Discovery

T1082

description	ioc	Process
Key value queried	\REGISTRY\USER\S-1-5-21-2344688013-2965468717-2034126-1000\Control Panel\International\Geo\Nation	Shipping_Document-001222890.exe

Accesses Microsoft Outlook profiles 1 TTPs 3 IoCs

collection

Email Collection

T1114

description	ioc	Process
Key opened	\REGISTRY\USER\S-1-5-21-2344688013-2965468717-2034126-1000\Software\Microsoft\Windows NT\CurrentVersion\Windows Messaging Subsystem\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676	RegSvcs.exe
Key opened	\REGISTRY\USER\S-1-5-21-2344688013-2965468717-2034126-1000\Software\Microsoft\Office\16.0\Outlook\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676	RegSvcs.exe
Key opened	\REGISTRY\USER\S-1-5-21-2344688013-2965468717-2034126-1000\Software\Microsoft\Office\15.0\Outlook\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676	RegSvcs.exe

Adds Run key to start application 2 TTPs 1 IoCs

persistence

Registry Run Keys / Startup Folder

T1547.001

Modify Registry

T1112

description	ioc	Process
Set value (str)	\REGISTRY\USER\S-1-5-21-2344688013-2965468717-2034126-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\FndrE = "C:\\Users\\Admin\\AppData\\Roaming\\FndrE\\FndrE.exe"	RegSvcs.exe

Looks up external IP address via web service 2 IoCs

Uses a legitimate IP lookup service to find the infected system's external IP.

flow	ioc
59	api.ipify.org
58	api.ipify.org

Suspicious use of SetThreadContext 1 IoCs

description	pid	Process	procid_target
PID 1696 set thread context of 3076	1696	Shipping_Document-001222890.exe	99

Enumerates physical storage devices 1 TTPs
Attempts to interact with connected storage/optical drive(s).

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/Job

T1053

pid	Process
4896	schtasks.exe

Suspicious behavior: EnumeratesProcesses 2 IoCs

pid	Process
3076	RegSvcs.exe
3076	RegSvcs.exe

Suspicious use of AdjustPrivilegeToken 1 IoCs

description	pid	Process
Token: SeDebugPrivilege	3076	RegSvcs.exe

Suspicious use of WriteProcessMemory 11 IoCs

description	pid	Process	procid_target
PID 1696 wrote to memory of 4896	1696	Shipping_Document-001222890.exe	97
PID 1696 wrote to memory of 4896	1696	Shipping_Document-001222890.exe	97
PID 1696 wrote to memory of 4896	1696	Shipping_Document-001222890.exe	97
PID 1696 wrote to memory of 3076	1696	Shipping_Document-001222890.exe	99
PID 1696 wrote to memory of 3076	1696	Shipping_Document-001222890.exe	99
PID 1696 wrote to memory of 3076	1696	Shipping_Document-001222890.exe	99
PID 1696 wrote to memory of 3076	1696	Shipping_Document-001222890.exe	99
PID 1696 wrote to memory of 3076	1696	Shipping_Document-001222890.exe	99
PID 1696 wrote to memory of 3076	1696	Shipping_Document-001222890.exe	99
PID 1696 wrote to memory of 3076	1696	Shipping_Document-001222890.exe	99
PID 1696 wrote to memory of 3076	1696	Shipping_Document-001222890.exe	99

outlook_office_path 1 IoCs

description	ioc	Process
Key opened	\REGISTRY\USER\S-1-5-21-2344688013-2965468717-2034126-1000\Software\Microsoft\Office\16.0\Outlook\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676	RegSvcs.exe

outlook_win_path 1 IoCs

description	ioc	Process
Key opened	\REGISTRY\USER\S-1-5-21-2344688013-2965468717-2034126-1000\Software\Microsoft\Windows NT\CurrentVersion\Windows Messaging Subsystem\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676	RegSvcs.exe

C:\Users\Admin\AppData\Local\Temp\Shipping_Document-001222890.exe
"C:\Users\Admin\AppData\Local\Temp\Shipping_Document-001222890.exe"
1⤵
- Checks computer location settings
- Suspicious use of SetThreadContext
- Suspicious use of WriteProcessMemory
PID:1696
- C:\Windows\SysWOW64\schtasks.exe
  "C:\Windows\System32\schtasks.exe" /Create /TN "Updates\jhEapWyuDHo" /XML "C:\Users\Admin\AppData\Local\Temp\tmp2EFA.tmp"
  2⤵
  - Creates scheduled task(s)
  PID:4896
- C:\Windows\Microsoft.NET\Framework\v4.0.30319\RegSvcs.exe
  "{path}"
  2⤵
  - Accesses Microsoft Outlook profiles
  - Adds Run key to start application
  - Suspicious behavior: EnumeratesProcesses
  - Suspicious use of AdjustPrivilegeToken
  - outlook_office_path
  - outlook_win_path
  PID:3076

Network

MITRE ATT&CK Enterprise v15

Reconnaissance

Resource Development

Initial Access

Execution

Scheduled Task/Job

1

T1053

Persistence

Boot or Logon Autostart Execution

1

T1547

Registry Run Keys / Startup Folder

Scheduled Task/Job

Privilege Escalation

Boot or Logon Autostart Execution

1

T1547

Registry Run Keys / Startup Folder

Scheduled Task/Job

Defense Evasion

Modify Registry

1

T1112

Credential Access

Discovery

Query Registry

1

T1012

System Information Discovery

2

T1082

Lateral Movement

Collection

Email Collection

1

T1114

Command and Control

Exfiltration

Impact

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Downloads

C:\Users\Admin\AppData\Local\Temp\tmp2EFA.tmp

Filesize
1KB

MD5
f5fb65d03f00aec75981cd1c63650283

SHA1
dbb127bea593fe812db0291c1062478a4f842616

SHA256
e9534d881a4fc0d0caf52a5296a32dc85138eeddcb7421207e7b664375d3404e

SHA512
b897464a0bb45c7eb3e3ee977936d4d9e540a37c4c6b4c92d6f2e3a531b6b9b24611c0bbc3b9af00c76bef053ecfd79f90a6f01e5df0c0847beb98b2e0356d06

Download Submit
memory/1696-10-0x00000000074F0000-0x0000000007570000-memory.dmp

Filesize
512KB

Download
memory/1696-2-0x00000000057E0000-0x000000000587C000-memory.dmp

Filesize
624KB

Download
memory/1696-3-0x00000000059E0000-0x00000000059F0000-memory.dmp

Filesize
64KB

Download
memory/1696-4-0x0000000005FA0000-0x0000000006544000-memory.dmp

Filesize
5.6MB

Download
memory/1696-5-0x0000000005920000-0x00000000059B2000-memory.dmp

Filesize
584KB

Download
memory/1696-6-0x00000000058B0000-0x00000000058BA000-memory.dmp

Filesize
40KB

Download
memory/1696-7-0x0000000005B60000-0x0000000005BB6000-memory.dmp

Filesize
344KB

Download
memory/1696-8-0x0000000007100000-0x000000000710C000-memory.dmp

Filesize
48KB

Download
memory/1696-1-0x0000000074A90000-0x0000000075240000-memory.dmp

Filesize
7.7MB

Download
memory/1696-9-0x0000000074A90000-0x0000000075240000-memory.dmp

Filesize
7.7MB

Download
memory/1696-17-0x0000000074A90000-0x0000000075240000-memory.dmp

Filesize
7.7MB

Download
memory/1696-0-0x0000000000D50000-0x0000000000E18000-memory.dmp

Filesize
800KB

Download
memory/1696-11-0x00000000073F0000-0x0000000007432000-memory.dmp

Filesize
264KB

Download
memory/3076-15-0x0000000000400000-0x0000000000442000-memory.dmp

Filesize
264KB

Download
memory/3076-18-0x0000000074A90000-0x0000000075240000-memory.dmp

Filesize
7.7MB

Download
memory/3076-19-0x00000000032C0000-0x00000000032D0000-memory.dmp

Filesize
64KB

Download
memory/3076-20-0x00000000059A0000-0x0000000005A06000-memory.dmp

Filesize
408KB

Download
memory/3076-22-0x0000000006DF0000-0x0000000006E40000-memory.dmp

Filesize
320KB

Download
memory/3076-23-0x0000000074A90000-0x0000000075240000-memory.dmp

Filesize
7.7MB

Download
memory/3076-24-0x00000000032C0000-0x00000000032D0000-memory.dmp

Filesize
64KB

Download

Analysis

Sharing

General

Malware Config

Extracted

Signatures

Processes

Network

MITRE ATT&CK Enterprise v15

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Downloads