5057d8b5104c79609ea7234da4d51f6883622ee5e3e1b660489d247b920f6d90

General

Target

Shipment Docs.exe
Size

513KB
MD5

73e5451011ebf24c6ff6b945adf6f443
SHA1

33cd90107c301a1dc51b13142160dda8dc525483
SHA256

5057d8b5104c79609ea7234da4d51f6883622ee5e3e1b660489d247b920f6d90
SHA512

d7d405511c78565ff71887a93d5f7da6df4b3314249b2f5457678c28f1d5748558eca57d5ee1daaee45f49a9aab6506150781a5304ac5abffd679ed2bc70d463

Score

10^/10

collection persistence spyware stealer suricata

Malware Config

Extracted

Credentials

Protocol: smtp
Host:
mail.indiacarpet.in
Port:
587
Username:
[email protected]
Password:
india@12345

Signatures

suricata: ET MALWARE AgentTesla Exfil Via SMTP
suricata: ET MALWARE AgentTesla Exfil Via SMTP
suricata

Drops file in Drivers directory 1 IoCs

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

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

description	ioc	Process
Key opened	\REGISTRY\USER\S-1-5-21-2199625441-3471261906-229485034-1000\Software\Microsoft\Office\15.0\Outlook\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676	Shipment Docs.exe
Key opened	\REGISTRY\USER\S-1-5-21-2199625441-3471261906-229485034-1000\Software\Microsoft\Windows NT\CurrentVersion\Windows Messaging Subsystem\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676	Shipment Docs.exe
Key opened	\REGISTRY\USER\S-1-5-21-2199625441-3471261906-229485034-1000\Software\Microsoft\Office\16.0\Outlook\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676	Shipment Docs.exe

Adds Run key to start application 2 TTPs 1 IoCs

persistence

Registry Run Keys / Startup Folder

T1060

Modify Registry

T1112

description	ioc	Process
Set value (str)	\REGISTRY\USER\S-1-5-21-2199625441-3471261906-229485034-1000\Software\Microsoft\Windows\CurrentVersion\Run\kECjS = "C:\\Users\\Admin\\AppData\\Roaming\\kECjS\\kECjS.exe"	Shipment Docs.exe

Suspicious use of SetThreadContext 1 IoCs

description	pid	Process	procid_target
PID 812 set thread context of 1700	812	Shipment Docs.exe	29

Suspicious behavior: EnumeratesProcesses 3 IoCs

pid	Process
812	Shipment Docs.exe
1700	Shipment Docs.exe
1700	Shipment Docs.exe

Suspicious use of AdjustPrivilegeToken 2 IoCs

description	pid	Process
Token: SeDebugPrivilege	812	Shipment Docs.exe
Token: SeDebugPrivilege	1700	Shipment Docs.exe

Suspicious use of WriteProcessMemory 9 IoCs

description	pid	Process	procid_target
PID 812 wrote to memory of 1700	812	Shipment Docs.exe	29
PID 812 wrote to memory of 1700	812	Shipment Docs.exe	29
PID 812 wrote to memory of 1700	812	Shipment Docs.exe	29
PID 812 wrote to memory of 1700	812	Shipment Docs.exe	29
PID 812 wrote to memory of 1700	812	Shipment Docs.exe	29
PID 812 wrote to memory of 1700	812	Shipment Docs.exe	29
PID 812 wrote to memory of 1700	812	Shipment Docs.exe	29
PID 812 wrote to memory of 1700	812	Shipment Docs.exe	29
PID 812 wrote to memory of 1700	812	Shipment Docs.exe	29

outlook_office_path 1 IoCs

description	ioc	Process
Key opened	\REGISTRY\USER\S-1-5-21-2199625441-3471261906-229485034-1000\Software\Microsoft\Office\16.0\Outlook\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676	Shipment Docs.exe

outlook_win_path 1 IoCs

description	ioc	Process
Key opened	\REGISTRY\USER\S-1-5-21-2199625441-3471261906-229485034-1000\Software\Microsoft\Windows NT\CurrentVersion\Windows Messaging Subsystem\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676	Shipment Docs.exe

C:\Users\Admin\AppData\Local\Temp\Shipment Docs.exe
"C:\Users\Admin\AppData\Local\Temp\Shipment Docs.exe"
1⤵
- Suspicious use of SetThreadContext
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
PID:812
- C:\Users\Admin\AppData\Local\Temp\Shipment Docs.exe
  "{path}"
  2⤵
  - Drops file in Drivers directory
  - Accesses Microsoft Outlook profiles
  - Adds Run key to start application
  - Suspicious behavior: EnumeratesProcesses
  - Suspicious use of AdjustPrivilegeToken
  - outlook_office_path
  - outlook_win_path
  PID:1700

Network

MITRE ATT&CK Enterprise v6

Initial Access

Execution

Persistence

Registry Run Keys / Startup Folder

1

T1060

Privilege Escalation

Defense Evasion

Modify Registry

1

T1112

Credential Access

Credentials in Files

3

T1081

Discovery

Lateral Movement

Collection

Data from Local System

Email Collection

Command and Control

Exfiltration

Impact

Replay Monitor

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Downloads

memory/812-54-0x00000000013B0000-0x0000000001436000-memory.dmp

Filesize
536KB

Download
memory/812-55-0x00000000747F0000-0x0000000074EDE000-memory.dmp

Filesize
6.9MB

Download
memory/812-56-0x0000000004F40000-0x0000000004F41000-memory.dmp

Filesize
4KB

Download
memory/812-57-0x0000000000290000-0x000000000029A000-memory.dmp

Filesize
40KB

Download
memory/812-58-0x00000000051A0000-0x0000000005224000-memory.dmp

Filesize
528KB

Download
memory/812-59-0x0000000000AC0000-0x0000000000AFA000-memory.dmp

Filesize
232KB

Download
memory/1700-60-0x0000000000400000-0x000000000043A000-memory.dmp

Filesize
232KB

Download
memory/1700-62-0x0000000000400000-0x000000000043A000-memory.dmp

Filesize
232KB

Download
memory/1700-64-0x0000000000400000-0x000000000043A000-memory.dmp

Filesize
232KB

Download
memory/1700-66-0x0000000000400000-0x000000000043A000-memory.dmp

Filesize
232KB

Download
memory/1700-68-0x0000000000400000-0x000000000043A000-memory.dmp

Filesize
232KB

Download
memory/1700-70-0x0000000000400000-0x000000000043A000-memory.dmp

Filesize
232KB

Download
memory/1700-72-0x0000000000400000-0x000000000043A000-memory.dmp

Filesize
232KB

Download
memory/1700-73-0x00000000747F0000-0x0000000074EDE000-memory.dmp

Filesize
6.9MB

Download
memory/1700-74-0x0000000004EE0000-0x0000000004EE1000-memory.dmp

Filesize
4KB

Download
memory/1700-75-0x0000000004EE1000-0x0000000004EE2000-memory.dmp

Filesize
4KB

Download

Analysis

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