agenttesla | e75bb7380b7386458dfd803bfeab63228ff0e3d27121db683675458f2affbe10

General

Target

Shipping documents SST2112-250.exe
Size

611KB
MD5

c28f3e323b05bb9f9cf6f72b8b351cd1
SHA1

e1ada7f484af70b5b1d015b0a5e980f2145da995
SHA256

e75bb7380b7386458dfd803bfeab63228ff0e3d27121db683675458f2affbe10
SHA512

ca7474a06a7138d0fce467358c5bd4c054a43a69ae49cdfd16f26685a6336a37cffa2a9cd0d8fe63f45d84d2f7bb3d713b3da6625c33bd80c2192116a4c799f9
SSDEEP

12288:QF8qz6mCW54ReWc/lLsegNd2Pp3iipMPe7iyTEB:QF8qzFCW54RjKlLseg3e9psP

Score

10^/10

agenttesla collection keylogger persistence spyware stealer trojan

Malware Config

Extracted

Family

agenttesla

Credentials

Protocol: smtp
Host:
mail.wecaresvc.com
Port:
587
Username:
[email protected]
Password:
u9367gk8qc
Email To:
[email protected]

Signatures

AgentTesla
Agent Tesla is a remote access tool (RAT) written in visual basic.
keylogger trojan stealer spyware agenttesla
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
T1552.001
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
T1552.001
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
T1552.001

Accesses Microsoft Outlook profiles 1 TTPs 3 IoCs

collection

Email Collection

T1114

description	ioc	Process
Key opened	\REGISTRY\USER\S-1-5-21-86725733-3001458681-3405935542-1000\Software\Microsoft\Office\15.0\Outlook\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676	Shipping documents SST2112-250.exe
Key opened	\REGISTRY\USER\S-1-5-21-86725733-3001458681-3405935542-1000\Software\Microsoft\Windows NT\CurrentVersion\Windows Messaging Subsystem\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676	Shipping documents SST2112-250.exe
Key opened	\REGISTRY\USER\S-1-5-21-86725733-3001458681-3405935542-1000\Software\Microsoft\Office\16.0\Outlook\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676	Shipping documents SST2112-250.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-1-5-21-86725733-3001458681-3405935542-1000\Software\Microsoft\Windows\CurrentVersion\Run\My App = "C:\\Users\\Admin\\AppData\\Roaming\\My App\\My App.exe"	Shipping documents SST2112-250.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
4	api.ipify.org
5	api.ipify.org

Suspicious use of SetThreadContext 1 IoCs

description	pid	Process	procid_target
PID 2372 set thread context of 2876	2372	Shipping documents SST2112-250.exe	33

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
2748	schtasks.exe

Suspicious behavior: EnumeratesProcesses 7 IoCs

pid	Process
2372	Shipping documents SST2112-250.exe
2372	Shipping documents SST2112-250.exe
2372	Shipping documents SST2112-250.exe
2372	Shipping documents SST2112-250.exe
2372	Shipping documents SST2112-250.exe
2876	Shipping documents SST2112-250.exe
2876	Shipping documents SST2112-250.exe

Suspicious use of AdjustPrivilegeToken 2 IoCs

description	pid	Process
Token: SeDebugPrivilege	2372	Shipping documents SST2112-250.exe
Token: SeDebugPrivilege	2876	Shipping documents SST2112-250.exe

Suspicious use of WriteProcessMemory 21 IoCs

description	pid	Process	procid_target
PID 2372 wrote to memory of 2748	2372	Shipping documents SST2112-250.exe	30
PID 2372 wrote to memory of 2748	2372	Shipping documents SST2112-250.exe	30
PID 2372 wrote to memory of 2748	2372	Shipping documents SST2112-250.exe	30
PID 2372 wrote to memory of 2748	2372	Shipping documents SST2112-250.exe	30
PID 2372 wrote to memory of 2492	2372	Shipping documents SST2112-250.exe	32
PID 2372 wrote to memory of 2492	2372	Shipping documents SST2112-250.exe	32
PID 2372 wrote to memory of 2492	2372	Shipping documents SST2112-250.exe	32
PID 2372 wrote to memory of 2492	2372	Shipping documents SST2112-250.exe	32
PID 2372 wrote to memory of 2640	2372	Shipping documents SST2112-250.exe	34
PID 2372 wrote to memory of 2640	2372	Shipping documents SST2112-250.exe	34
PID 2372 wrote to memory of 2640	2372	Shipping documents SST2112-250.exe	34
PID 2372 wrote to memory of 2640	2372	Shipping documents SST2112-250.exe	34
PID 2372 wrote to memory of 2876	2372	Shipping documents SST2112-250.exe	33
PID 2372 wrote to memory of 2876	2372	Shipping documents SST2112-250.exe	33
PID 2372 wrote to memory of 2876	2372	Shipping documents SST2112-250.exe	33
PID 2372 wrote to memory of 2876	2372	Shipping documents SST2112-250.exe	33
PID 2372 wrote to memory of 2876	2372	Shipping documents SST2112-250.exe	33
PID 2372 wrote to memory of 2876	2372	Shipping documents SST2112-250.exe	33
PID 2372 wrote to memory of 2876	2372	Shipping documents SST2112-250.exe	33
PID 2372 wrote to memory of 2876	2372	Shipping documents SST2112-250.exe	33
PID 2372 wrote to memory of 2876	2372	Shipping documents SST2112-250.exe	33

outlook_office_path 1 IoCs

description	ioc	Process
Key opened	\REGISTRY\USER\S-1-5-21-86725733-3001458681-3405935542-1000\Software\Microsoft\Office\16.0\Outlook\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676	Shipping documents SST2112-250.exe

outlook_win_path 1 IoCs

description	ioc	Process
Key opened	\REGISTRY\USER\S-1-5-21-86725733-3001458681-3405935542-1000\Software\Microsoft\Windows NT\CurrentVersion\Windows Messaging Subsystem\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676	Shipping documents SST2112-250.exe

C:\Users\Admin\AppData\Local\Temp\Shipping documents SST2112-250.exe
"C:\Users\Admin\AppData\Local\Temp\Shipping documents SST2112-250.exe"
1⤵
- Suspicious use of SetThreadContext
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
PID:2372
- C:\Windows\SysWOW64\schtasks.exe
  "C:\Windows\System32\schtasks.exe" /Create /TN "Updates\kODPQLHS" /XML "C:\Users\Admin\AppData\Local\Temp\tmpEA7E.tmp"
  2⤵
  - Creates scheduled task(s)
  PID:2748
- C:\Users\Admin\AppData\Local\Temp\Shipping documents SST2112-250.exe
  "{path}"
  2⤵
  PID:2492
- C:\Users\Admin\AppData\Local\Temp\Shipping documents SST2112-250.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:2876
- C:\Users\Admin\AppData\Local\Temp\Shipping documents SST2112-250.exe
  "{path}"
  2⤵
  PID:2640

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

Unsecured Credentials

3

T1552

Credentials In Files

3

T1552.001

Discovery

System Information Discovery

1

T1082

Lateral Movement

Collection

Data from Local System

Email Collection

Command and Control

Exfiltration

Impact

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Downloads

C:\Users\Admin\AppData\Local\Temp\tmpEA7E.tmp

Filesize
1KB

MD5
c41865d17bce51c35c7ff1fb0ffa2bb9

SHA1
999782d84468c132f200d81949dc1d2e322e7b60

SHA256
8b15d63f59866038fd8bf2edfcee2c79e34c993b8046c5849c25a2f5a9e0ed4a

SHA512
e95f6e135cb2edba5bedce2b17cb250d14b8bbe75afa9e40c850507093f20cdbb912e66ac9057d301efe965c4184f8b9a6e0aed9dee2d1c8757678a211b3c905

Download Submit
memory/2372-25-0x0000000074950000-0x000000007503E000-memory.dmp

Filesize
6.9MB

Download
memory/2372-1-0x0000000074950000-0x000000007503E000-memory.dmp

Filesize
6.9MB

Download
memory/2372-2-0x0000000004B90000-0x0000000004BD0000-memory.dmp

Filesize
256KB

Download
memory/2372-3-0x00000000003E0000-0x00000000003EC000-memory.dmp

Filesize
48KB

Download
memory/2372-4-0x0000000074950000-0x000000007503E000-memory.dmp

Filesize
6.9MB

Download
memory/2372-5-0x0000000004B90000-0x0000000004BD0000-memory.dmp

Filesize
256KB

Download
memory/2372-6-0x00000000006A0000-0x00000000006FC000-memory.dmp

Filesize
368KB

Download
memory/2372-7-0x0000000005350000-0x00000000053C8000-memory.dmp

Filesize
480KB

Download
memory/2372-8-0x0000000000B60000-0x0000000000BA2000-memory.dmp

Filesize
264KB

Download
memory/2372-0-0x0000000000C00000-0x0000000000CA0000-memory.dmp

Filesize
640KB

Download
memory/2876-12-0x0000000000400000-0x0000000000442000-memory.dmp

Filesize
264KB

Download
memory/2876-20-0x0000000000400000-0x0000000000442000-memory.dmp

Filesize
264KB

Download
memory/2876-18-0x000000007EFDE000-0x000000007EFDF000-memory.dmp

Filesize
4KB

Download
memory/2876-22-0x0000000000400000-0x0000000000442000-memory.dmp

Filesize
264KB

Download
memory/2876-16-0x0000000000400000-0x0000000000442000-memory.dmp

Filesize
264KB

Download
memory/2876-14-0x0000000000400000-0x0000000000442000-memory.dmp

Filesize
264KB

Download
memory/2876-24-0x0000000000400000-0x0000000000442000-memory.dmp

Filesize
264KB

Download
memory/2876-13-0x0000000000400000-0x0000000000442000-memory.dmp

Filesize
264KB

Download
memory/2876-26-0x0000000074950000-0x000000007503E000-memory.dmp

Filesize
6.9MB

Download
memory/2876-27-0x00000000048D0000-0x0000000004910000-memory.dmp

Filesize
256KB

Download
memory/2876-29-0x0000000074950000-0x000000007503E000-memory.dmp

Filesize
6.9MB

Download
memory/2876-30-0x00000000048D0000-0x0000000004910000-memory.dmp

Filesize
256KB

Download

Analysis

Sharing

General

Malware Config

Extracted

Signatures

Processes

Network

MITRE ATT&CK Enterprise v15

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