agenttesla | 4485f9c31e36464caa819388805c34e62f5e6467677e46244c8bdc9cb6338044

General

Target

swft copy $57,000.00.exe
Size

741KB
MD5

40077888e6bb26f772519a6ed8e503b4
SHA1

1b0026ac6a5a9ac704e211916f03dbf120529d0e
SHA256

33f7516da3fd501837bfd69123229607d900dabf2d94d4f140b613a39c740c92
SHA512

07411139bc664c2edb509b6461828fe7ec80ab209bfe9080a14c118cd39aeb9d7460a149184ced71b916c985e10fef7ad2942541f6d088422a32d99e8c0a126e
SSDEEP

12288:nNNnqMhbkNyVL5pDEgTw3pO1mNAecKyihZj9196hBCyeT:n7ndxkNOpD5c3pEFePyihihBCyeT

Score

10^/10

agenttesla collection keylogger spyware stealer trojan

Malware Config

Extracted

Family

agenttesla

Credentials

Protocol: smtp
Host:
mail.southernboilers.org
Port:
587
Username:
[email protected]
Password:
Sksmoke2018#
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-1-5-21-2805025096-2326403612-4231045514-1000\Control Panel\International\Geo\Nation	swft copy $57,000.00.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-1-5-21-2805025096-2326403612-4231045514-1000\Software\Microsoft\Windows NT\CurrentVersion\Windows Messaging Subsystem\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676	swft copy $57,000.00.exe
Key opened	\REGISTRY\USER\S-1-5-21-2805025096-2326403612-4231045514-1000\Software\Microsoft\Office\16.0\Outlook\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676	swft copy $57,000.00.exe
Key opened	\REGISTRY\USER\S-1-5-21-2805025096-2326403612-4231045514-1000\Software\Microsoft\Office\15.0\Outlook\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676	swft copy $57,000.00.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
31	api.ipify.org
32	api.ipify.org

Suspicious use of SetThreadContext 1 IoCs

description	pid	Process	procid_target
PID 4900 set thread context of 3424	4900	swft copy $57,000.00.exe	91

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

pid	Process
2348	schtasks.exe

Suspicious behavior: EnumeratesProcesses 1 IoCs

pid	Process
4900	swft copy $57,000.00.exe

Suspicious use of AdjustPrivilegeToken 2 IoCs

description	pid	Process
Token: SeDebugPrivilege	4900	swft copy $57,000.00.exe
Token: SeDebugPrivilege	3424	swft copy $57,000.00.exe

Suspicious use of SetWindowsHookEx 1 IoCs

pid	Process
3424	swft copy $57,000.00.exe

Suspicious use of WriteProcessMemory 11 IoCs

description	pid	Process	procid_target
PID 4900 wrote to memory of 2348	4900	swft copy $57,000.00.exe	89
PID 4900 wrote to memory of 2348	4900	swft copy $57,000.00.exe	89
PID 4900 wrote to memory of 2348	4900	swft copy $57,000.00.exe	89
PID 4900 wrote to memory of 3424	4900	swft copy $57,000.00.exe	91
PID 4900 wrote to memory of 3424	4900	swft copy $57,000.00.exe	91
PID 4900 wrote to memory of 3424	4900	swft copy $57,000.00.exe	91
PID 4900 wrote to memory of 3424	4900	swft copy $57,000.00.exe	91
PID 4900 wrote to memory of 3424	4900	swft copy $57,000.00.exe	91
PID 4900 wrote to memory of 3424	4900	swft copy $57,000.00.exe	91
PID 4900 wrote to memory of 3424	4900	swft copy $57,000.00.exe	91
PID 4900 wrote to memory of 3424	4900	swft copy $57,000.00.exe	91

outlook_office_path 1 IoCs

description	ioc	Process
Key opened	\REGISTRY\USER\S-1-5-21-2805025096-2326403612-4231045514-1000\Software\Microsoft\Office\16.0\Outlook\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676	swft copy $57,000.00.exe

outlook_win_path 1 IoCs

description	ioc	Process
Key opened	\REGISTRY\USER\S-1-5-21-2805025096-2326403612-4231045514-1000\Software\Microsoft\Windows NT\CurrentVersion\Windows Messaging Subsystem\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676	swft copy $57,000.00.exe

C:\Users\Admin\AppData\Local\Temp\swft copy $57,000.00.exe
"C:\Users\Admin\AppData\Local\Temp\swft copy $57,000.00.exe"
1⤵
- Checks computer location settings
- Suspicious use of SetThreadContext
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
PID:4900
- C:\Windows\SysWOW64\schtasks.exe
  "C:\Windows\System32\schtasks.exe" /Create /TN "Updates\TNjgjbsA" /XML "C:\Users\Admin\AppData\Local\Temp\tmpE10E.tmp"
  2⤵
  - Creates scheduled task(s)
  PID:2348
- C:\Users\Admin\AppData\Local\Temp\swft copy $57,000.00.exe
  "{path}"
  2⤵
  - Accesses Microsoft Outlook profiles
  - Suspicious use of AdjustPrivilegeToken
  - Suspicious use of SetWindowsHookEx
  - outlook_office_path
  - outlook_win_path
  PID:3424

Network

MITRE ATT&CK Enterprise v6

Initial Access

Execution

Scheduled Task

1

T1053

Persistence

Scheduled Task

1

T1053

Privilege Escalation

Scheduled Task

1

T1053

Defense Evasion

Credential Access

Credentials in Files

3

T1081

Discovery

Query Registry

1

T1012

System Information Discovery

2

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\Microsoft\CLR_v4.0_32\UsageLogs\swft copy $57,000.00.exe.log

Filesize
1KB

MD5
16de2b30353afd5b2cd2ef8072a4819d

SHA1
8401f54747dfc992cef675285f5627a377ecafb2

SHA256
2b2649bbc9fa465878ffbf51e2192e7aff94d17e5f232d77d937bf5026a9bf1b

SHA512
2d09aa8af628500ee50a8c89aa38d2a096cb046570a2ca7fad1f3596b0a49a9224439b1ed659191e5dd79c5aa70e3c693fb4437c75475fa54ec505c62d3dd598

Download Submit
C:\Users\Admin\AppData\Local\Temp\tmpE10E.tmp

Filesize
1KB

MD5
5292830f233f0d2763806296989f85cc

SHA1
d6461cfdeb77b50170c332f1e1d195206bdd8f1d

SHA256
c70f2e23d7aba033a0e10e1a6c2e3b98ea7e2739123be720c34825a813c59b29

SHA512
03598bf381c55c0fa6e4448e0fc95284cc083ccd82d143c1459349408d0f9809b366ff8fbc713bd958db3e593dbd2cb19de6d46be4a334858f5022bedf235ab1

Download Submit
memory/3424-148-0x0000000004E30000-0x0000000004E40000-memory.dmp

Filesize
64KB

Download
memory/3424-144-0x0000000000400000-0x0000000000430000-memory.dmp

Filesize
192KB

Download
memory/3424-151-0x0000000004E30000-0x0000000004E40000-memory.dmp

Filesize
64KB

Download
memory/3424-150-0x0000000006C30000-0x0000000006DF2000-memory.dmp

Filesize
1.8MB

Download
memory/3424-149-0x0000000006A10000-0x0000000006A60000-memory.dmp

Filesize
320KB

Download
memory/3424-147-0x0000000004E70000-0x0000000004ED6000-memory.dmp

Filesize
408KB

Download
memory/4900-139-0x0000000005610000-0x0000000005620000-memory.dmp

Filesize
64KB

Download
memory/4900-135-0x0000000005660000-0x00000000056F2000-memory.dmp

Filesize
584KB

Download
memory/4900-134-0x0000000005C10000-0x00000000061B4000-memory.dmp

Filesize
5.6MB

Download
memory/4900-140-0x0000000005610000-0x0000000005620000-memory.dmp

Filesize
64KB

Download
memory/4900-133-0x0000000000CC0000-0x0000000000D80000-memory.dmp

Filesize
768KB

Download
memory/4900-136-0x0000000005700000-0x000000000579C000-memory.dmp

Filesize
624KB

Download
memory/4900-138-0x0000000005A00000-0x0000000005A56000-memory.dmp

Filesize
344KB

Download
memory/4900-137-0x0000000005600000-0x000000000560A000-memory.dmp

Filesize
40KB

Download

Analysis

Sharing

General

Malware Config

Extracted

Signatures

Processes

Network

MITRE ATT&CK Enterprise v6

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Downloads