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-1-5-21-3027552071-446050021-1254071215-1000\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-1-5-21-3027552071-446050021-1254071215-1000\Software\Microsoft\Office\15.0\Outlook\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676	RegSvcs.exe
Key opened	\REGISTRY\USER\S-1-5-21-3027552071-446050021-1254071215-1000\Software\Microsoft\Windows NT\CurrentVersion\Windows Messaging Subsystem\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676	RegSvcs.exe
Key opened	\REGISTRY\USER\S-1-5-21-3027552071-446050021-1254071215-1000\Software\Microsoft\Office\16.0\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-1-5-21-3027552071-446050021-1254071215-1000\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
69	api.ipify.org
70	api.ipify.org

Suspicious use of SetThreadContext 1 IoCs

description	pid	Process	procid_target
PID 3748 set thread context of 3080	3748	Shipping_Document-001222890.exe	102

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
3792	schtasks.exe

Suspicious behavior: EnumeratesProcesses 4 IoCs

pid	Process
3748	Shipping_Document-001222890.exe
3748	Shipping_Document-001222890.exe
3080	RegSvcs.exe
3080	RegSvcs.exe

Suspicious use of AdjustPrivilegeToken 2 IoCs

description	pid	Process
Token: SeDebugPrivilege	3748	Shipping_Document-001222890.exe
Token: SeDebugPrivilege	3080	RegSvcs.exe

Suspicious use of WriteProcessMemory 14 IoCs

description	pid	Process	procid_target
PID 3748 wrote to memory of 3792	3748	Shipping_Document-001222890.exe	99
PID 3748 wrote to memory of 3792	3748	Shipping_Document-001222890.exe	99
PID 3748 wrote to memory of 3792	3748	Shipping_Document-001222890.exe	99
PID 3748 wrote to memory of 3268	3748	Shipping_Document-001222890.exe	101
PID 3748 wrote to memory of 3268	3748	Shipping_Document-001222890.exe	101
PID 3748 wrote to memory of 3268	3748	Shipping_Document-001222890.exe	101
PID 3748 wrote to memory of 3080	3748	Shipping_Document-001222890.exe	102
PID 3748 wrote to memory of 3080	3748	Shipping_Document-001222890.exe	102
PID 3748 wrote to memory of 3080	3748	Shipping_Document-001222890.exe	102
PID 3748 wrote to memory of 3080	3748	Shipping_Document-001222890.exe	102
PID 3748 wrote to memory of 3080	3748	Shipping_Document-001222890.exe	102
PID 3748 wrote to memory of 3080	3748	Shipping_Document-001222890.exe	102
PID 3748 wrote to memory of 3080	3748	Shipping_Document-001222890.exe	102
PID 3748 wrote to memory of 3080	3748	Shipping_Document-001222890.exe	102

outlook_office_path 1 IoCs

description	ioc	Process
Key opened	\REGISTRY\USER\S-1-5-21-3027552071-446050021-1254071215-1000\Software\Microsoft\Office\16.0\Outlook\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676	RegSvcs.exe

outlook_win_path 1 IoCs

description	ioc	Process
Key opened	\REGISTRY\USER\S-1-5-21-3027552071-446050021-1254071215-1000\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 behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
PID:3748
- C:\Windows\SysWOW64\schtasks.exe
  "C:\Windows\System32\schtasks.exe" /Create /TN "Updates\jhEapWyuDHo" /XML "C:\Users\Admin\AppData\Local\Temp\tmp414A.tmp"
  2⤵
  - Creates scheduled task(s)
  PID:3792
- C:\Windows\Microsoft.NET\Framework\v4.0.30319\RegSvcs.exe
  "{path}"
  2⤵
  PID:3268
- 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:3080

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\tmp414A.tmp

Filesize
1KB

MD5
4e68a8253b547899d802f98b7114f745

SHA1
eee6a63e65184a72b44e5100fe4e26048cd78fb5

SHA256
b8d39fda5fcc364575dada4645592d7bfa8b02fdce26f091b57cf7d0a73e488f

SHA512
4d871f465691b6aeb230f143c12773df653bc456077643290aed428460ed89698618919e6f0b443e5235bca5d6c9c78d584350c5dfbdecb05abbeead8bd58e7a

Download Submit
memory/3080-24-0x0000000005520000-0x0000000005530000-memory.dmp

Filesize
64KB

Download
memory/3080-23-0x0000000074BA0000-0x0000000075350000-memory.dmp

Filesize
7.7MB

Download
memory/3080-22-0x00000000068F0000-0x0000000006940000-memory.dmp

Filesize
320KB

Download
memory/3080-20-0x0000000005380000-0x00000000053E6000-memory.dmp

Filesize
408KB

Download
memory/3080-19-0x0000000005520000-0x0000000005530000-memory.dmp

Filesize
64KB

Download
memory/3080-18-0x0000000074BA0000-0x0000000075350000-memory.dmp

Filesize
7.7MB

Download
memory/3080-15-0x0000000000400000-0x0000000000442000-memory.dmp

Filesize
264KB

Download
memory/3748-5-0x00000000059C0000-0x0000000005A52000-memory.dmp

Filesize
584KB

Download
memory/3748-9-0x0000000074BA0000-0x0000000075350000-memory.dmp

Filesize
7.7MB

Download
memory/3748-10-0x00000000075B0000-0x0000000007630000-memory.dmp

Filesize
512KB

Download
memory/3748-11-0x00000000074A0000-0x00000000074E2000-memory.dmp

Filesize
264KB

Download
memory/3748-8-0x0000000006040000-0x000000000604C000-memory.dmp

Filesize
48KB

Download
memory/3748-6-0x0000000005960000-0x000000000596A000-memory.dmp

Filesize
40KB

Download
memory/3748-17-0x0000000074BA0000-0x0000000075350000-memory.dmp

Filesize
7.7MB

Download
memory/3748-7-0x0000000005BF0000-0x0000000005C46000-memory.dmp

Filesize
344KB

Download
memory/3748-0-0x0000000000E00000-0x0000000000EC8000-memory.dmp

Filesize
800KB

Download
memory/3748-4-0x0000000006050000-0x00000000065F4000-memory.dmp

Filesize
5.6MB

Download
memory/3748-3-0x0000000005A90000-0x0000000005AA0000-memory.dmp

Filesize
64KB

Download
memory/3748-2-0x0000000005880000-0x000000000591C000-memory.dmp

Filesize
624KB

Download
memory/3748-1-0x0000000074BA0000-0x0000000075350000-memory.dmp

Filesize
7.7MB

Download

Analysis

Sharing

General

Malware Config

Extracted

Signatures

Processes

Network

MITRE ATT&CK Enterprise v15

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Downloads