agenttesla | 9392d280b86cd4f3f626590bfb3fc2a578d4e1dc969b676dfc03399fd8020c4c

General

Target

SHIPPING DOCS.exe
Size

480KB
MD5

7ae81d377a69226e753c5af8c8d32d1a
SHA1

1d39b18e389da5d275ef4763cf06aef0ffb5f64b
SHA256

9392d280b86cd4f3f626590bfb3fc2a578d4e1dc969b676dfc03399fd8020c4c
SHA512

ce28f1c31c662358cee3dff532e20fe8c0d0645fdc08cef6c965d4cc028b3b88be73d0aba6b252ba659fcfa213323e2e01028cc3fb01b4ab862133c30114f25c
SSDEEP

12288:jIDTyQ+0GxDuLnD+nKlMwEIZKc7OsBBw37JQc4:jRDuX+nKlBEIZT7OsMNq

Score

10^/10

agenttesla redline collection infostealer keylogger persistence spyware stealer trojan

Malware Config

Extracted

Credentials

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

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

Detects Redline Stealer samples 2 IoCs

This rule detects the presence of Redline Stealer samples based on their unique strings.

stealer

resource	yara_rule
behavioral2/memory/1304-149-0x0000000005860000-0x00000000058C6000-memory.dmp	redline_stealer
behavioral2/memory/1304-153-0x00000000072F0000-0x00000000074B2000-memory.dmp	redline_stealer

RedLine
RedLine Stealer is a malware family written in C#, first appearing in early 2020.
infostealer redline

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-1-5-21-144354903-2550862337-1367551827-1000\Control Panel\International\Geo\Nation	SHIPPING 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-1-5-21-144354903-2550862337-1367551827-1000\Software\Microsoft\Office\15.0\Outlook\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676	SHIPPING DOCS.exe
Key opened	\REGISTRY\USER\S-1-5-21-144354903-2550862337-1367551827-1000\Software\Microsoft\Windows NT\CurrentVersion\Windows Messaging Subsystem\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676	SHIPPING DOCS.exe
Key opened	\REGISTRY\USER\S-1-5-21-144354903-2550862337-1367551827-1000\Software\Microsoft\Office\16.0\Outlook\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676	SHIPPING 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-1-5-21-144354903-2550862337-1367551827-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\SIqmq = "C:\\Users\\Admin\\AppData\\Roaming\\SIqmq\\SIqmq.exe"	SHIPPING DOCS.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
51	api.ipify.org
50	api.ipify.org

Suspicious use of SetThreadContext 1 IoCs

description	pid	Process	procid_target
PID 4004 set thread context of 1304	4004	SHIPPING DOCS.exe	104

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

T1053

pid	Process
3132	schtasks.exe

Suspicious behavior: EnumeratesProcesses 3 IoCs

pid	Process
4004	SHIPPING DOCS.exe
4004	SHIPPING DOCS.exe
4004	SHIPPING DOCS.exe

Suspicious use of AdjustPrivilegeToken 2 IoCs

description	pid	Process
Token: SeDebugPrivilege	4004	SHIPPING DOCS.exe
Token: SeDebugPrivilege	1304	SHIPPING DOCS.exe

Suspicious use of WriteProcessMemory 14 IoCs

description	pid	Process	procid_target
PID 4004 wrote to memory of 3132	4004	SHIPPING DOCS.exe	101
PID 4004 wrote to memory of 3132	4004	SHIPPING DOCS.exe	101
PID 4004 wrote to memory of 3132	4004	SHIPPING DOCS.exe	101
PID 4004 wrote to memory of 1864	4004	SHIPPING DOCS.exe	103
PID 4004 wrote to memory of 1864	4004	SHIPPING DOCS.exe	103
PID 4004 wrote to memory of 1864	4004	SHIPPING DOCS.exe	103
PID 4004 wrote to memory of 1304	4004	SHIPPING DOCS.exe	104
PID 4004 wrote to memory of 1304	4004	SHIPPING DOCS.exe	104
PID 4004 wrote to memory of 1304	4004	SHIPPING DOCS.exe	104
PID 4004 wrote to memory of 1304	4004	SHIPPING DOCS.exe	104
PID 4004 wrote to memory of 1304	4004	SHIPPING DOCS.exe	104
PID 4004 wrote to memory of 1304	4004	SHIPPING DOCS.exe	104
PID 4004 wrote to memory of 1304	4004	SHIPPING DOCS.exe	104
PID 4004 wrote to memory of 1304	4004	SHIPPING DOCS.exe	104

outlook_office_path 1 IoCs

description	ioc	Process
Key opened	\REGISTRY\USER\S-1-5-21-144354903-2550862337-1367551827-1000\Software\Microsoft\Office\16.0\Outlook\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676	SHIPPING DOCS.exe

outlook_win_path 1 IoCs

description	ioc	Process
Key opened	\REGISTRY\USER\S-1-5-21-144354903-2550862337-1367551827-1000\Software\Microsoft\Windows NT\CurrentVersion\Windows Messaging Subsystem\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676	SHIPPING DOCS.exe

C:\Users\Admin\AppData\Local\Temp\SHIPPING DOCS.exe
"C:\Users\Admin\AppData\Local\Temp\SHIPPING DOCS.exe"
1⤵
- Checks computer location settings
- Suspicious use of SetThreadContext
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
PID:4004
- C:\Windows\SysWOW64\schtasks.exe
  "C:\Windows\System32\schtasks.exe" /Create /TN "Updates\vfzNqfFCJLg" /XML "C:\Users\Admin\AppData\Local\Temp\tmpB65F.tmp"
  2⤵
  - Creates scheduled task(s)
  PID:3132
- C:\Users\Admin\AppData\Local\Temp\SHIPPING DOCS.exe
  "{path}"
  2⤵
  PID:1864
- C:\Users\Admin\AppData\Local\Temp\SHIPPING DOCS.exe
  "{path}"
  2⤵
  - Accesses Microsoft Outlook profiles
  - Adds Run key to start application
  - Suspicious use of AdjustPrivilegeToken
  - outlook_office_path
  - outlook_win_path
  PID:1304

Network

MITRE ATT&CK Enterprise v6

Initial Access

Execution

Scheduled Task

1

T1053

Persistence

Registry Run Keys / Startup Folder

Scheduled Task

Privilege Escalation

Scheduled Task

1

T1053

Defense Evasion

Modify Registry

1

T1112

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\SHIPPING DOCS.exe.log

Filesize
1KB

MD5
17573558c4e714f606f997e5157afaac

SHA1
13e16e9415ceef429aaf124139671ebeca09ed23

SHA256
c18db6aecad2436da4a63ff26af4e3a337cca48f01c21b8db494fe5ccc60e553

SHA512
f4edf13f05a0d142e4dd42802098c8c44988ee8869621a62c2b565a77c9a95857f636583ff8d6d9baa366603d98b9bfbf1fc75bc6f9f8f83c80cb1215b2941cc

Download Submit
C:\Users\Admin\AppData\Local\Temp\tmpB65F.tmp

Filesize
1KB

MD5
efeadc0786ee8dad9a8588d0c0b8b487

SHA1
d78d97e6299c884d64b7c971f08a4f3752f8699c

SHA256
2bddb627aa7309d706c78324fa622fbfe712ca860a72f3a873aecf29a1d0abb9

SHA512
fa87e7b8402df9cf47300644ba9aa73047d7209d8700401f816f04712c930484105fc379c79f7f24608106c2369e6216e9ec24c3f22ad684323c5163ef79924e

Download Submit
memory/1304-160-0x0000000005AF0000-0x0000000005B00000-memory.dmp

Filesize
64KB

Download
memory/1304-153-0x00000000072F0000-0x00000000074B2000-memory.dmp

Filesize
1.8MB

Download
memory/1304-152-0x00000000070D0000-0x0000000007120000-memory.dmp

Filesize
320KB

Download
memory/1304-150-0x0000000005AF0000-0x0000000005B00000-memory.dmp

Filesize
64KB

Download
memory/1304-149-0x0000000005860000-0x00000000058C6000-memory.dmp

Filesize
408KB

Download
memory/1304-146-0x0000000000400000-0x0000000000430000-memory.dmp

Filesize
192KB

Download
memory/4004-138-0x0000000004EC0000-0x0000000004ECA000-memory.dmp

Filesize
40KB

Download
memory/4004-142-0x000000007F7A0000-0x000000007F7B0000-memory.dmp

Filesize
64KB

Download
memory/4004-141-0x00000000051B0000-0x00000000051C0000-memory.dmp

Filesize
64KB

Download
memory/4004-140-0x000000007F7A0000-0x000000007F7B0000-memory.dmp

Filesize
64KB

Download
memory/4004-139-0x00000000051C0000-0x0000000005216000-memory.dmp

Filesize
344KB

Download
memory/4004-137-0x00000000051B0000-0x00000000051C0000-memory.dmp

Filesize
64KB

Download
memory/4004-133-0x00000000004B0000-0x000000000052E000-memory.dmp

Filesize
504KB

Download
memory/4004-136-0x0000000004FD0000-0x0000000005062000-memory.dmp

Filesize
584KB

Download
memory/4004-135-0x0000000005580000-0x0000000005B24000-memory.dmp

Filesize
5.6MB

Download
memory/4004-134-0x0000000004F30000-0x0000000004FCC000-memory.dmp

Filesize
624KB

Download

Analysis

Sharing

General

Malware Config

Extracted

Extracted

Signatures

Processes

Network

MITRE ATT&CK Enterprise v6

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Downloads