agenttesla | 1142c04f790d684080f3b80c61dce80a1250038e681a4546559c272fc93708c5

General

Target

0bdbed1494189c8f65584d0fd6e09ad1.exe
Size

1.0MB
MD5

0bdbed1494189c8f65584d0fd6e09ad1
SHA1

b5647bc7427b3aa54fc383c0770ed8520ab2cb65
SHA256

1142c04f790d684080f3b80c61dce80a1250038e681a4546559c272fc93708c5
SHA512

8a9ccea7ca6dd56dd14d93ea03de2915ad6d335c993780d630de257fd1f63a8f4465a95fc3820cff656378e0e6e77f385556d917f0facee30edfe2ce3200750f
SSDEEP

12288:Fu7g9lGakOPFfts1dxk8idwhuJ9zps7CVmPEiIlBgVKX3zfRC7XFbusSenoHYu:AkvfYdxkCuJLs7yVmgnzfRiFbuf2oHY

Score

10^/10

agenttesla collection keylogger persistence spyware stealer trojan

Malware Config

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
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-1-5-21-2629973501-4017243118-3254762364-1000\Software\Microsoft\Office\15.0\Outlook\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676	0bdbed1494189c8f65584d0fd6e09ad1.exe
Key opened	\REGISTRY\USER\S-1-5-21-2629973501-4017243118-3254762364-1000\Software\Microsoft\Windows NT\CurrentVersion\Windows Messaging Subsystem\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676	0bdbed1494189c8f65584d0fd6e09ad1.exe
Key opened	\REGISTRY\USER\S-1-5-21-2629973501-4017243118-3254762364-1000\Software\Microsoft\Office\16.0\Outlook\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676	0bdbed1494189c8f65584d0fd6e09ad1.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-1-5-21-2629973501-4017243118-3254762364-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\sYEatj = "C:\\Users\\Admin\\AppData\\Roaming\\sYEatj\\sYEatj.exe"	0bdbed1494189c8f65584d0fd6e09ad1.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
39	api.ipify.org
40	api.ipify.org

Suspicious use of SetThreadContext 1 IoCs

description	pid	Process	procid_target
PID 540 set thread context of 4960	540	0bdbed1494189c8f65584d0fd6e09ad1.exe	83

Suspicious behavior: EnumeratesProcesses 3 IoCs

pid	Process
4960	0bdbed1494189c8f65584d0fd6e09ad1.exe
4960	0bdbed1494189c8f65584d0fd6e09ad1.exe
4960	0bdbed1494189c8f65584d0fd6e09ad1.exe

Suspicious use of AdjustPrivilegeToken 1 IoCs

description	pid	Process
Token: SeDebugPrivilege	4960	0bdbed1494189c8f65584d0fd6e09ad1.exe

Suspicious use of WriteProcessMemory 8 IoCs

description	pid	Process	procid_target
PID 540 wrote to memory of 4960	540	0bdbed1494189c8f65584d0fd6e09ad1.exe	83
PID 540 wrote to memory of 4960	540	0bdbed1494189c8f65584d0fd6e09ad1.exe	83
PID 540 wrote to memory of 4960	540	0bdbed1494189c8f65584d0fd6e09ad1.exe	83
PID 540 wrote to memory of 4960	540	0bdbed1494189c8f65584d0fd6e09ad1.exe	83
PID 540 wrote to memory of 4960	540	0bdbed1494189c8f65584d0fd6e09ad1.exe	83
PID 540 wrote to memory of 4960	540	0bdbed1494189c8f65584d0fd6e09ad1.exe	83
PID 540 wrote to memory of 4960	540	0bdbed1494189c8f65584d0fd6e09ad1.exe	83
PID 540 wrote to memory of 4960	540	0bdbed1494189c8f65584d0fd6e09ad1.exe	83

outlook_office_path 1 IoCs

description	ioc	Process
Key opened	\REGISTRY\USER\S-1-5-21-2629973501-4017243118-3254762364-1000\Software\Microsoft\Office\16.0\Outlook\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676	0bdbed1494189c8f65584d0fd6e09ad1.exe

outlook_win_path 1 IoCs

description	ioc	Process
Key opened	\REGISTRY\USER\S-1-5-21-2629973501-4017243118-3254762364-1000\Software\Microsoft\Windows NT\CurrentVersion\Windows Messaging Subsystem\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676	0bdbed1494189c8f65584d0fd6e09ad1.exe

C:\Users\Admin\AppData\Local\Temp\0bdbed1494189c8f65584d0fd6e09ad1.exe
"C:\Users\Admin\AppData\Local\Temp\0bdbed1494189c8f65584d0fd6e09ad1.exe"
1⤵
- Suspicious use of SetThreadContext
- Suspicious use of WriteProcessMemory
PID:540
- C:\Users\Admin\AppData\Local\Temp\0bdbed1494189c8f65584d0fd6e09ad1.exe
  "C:\Users\Admin\AppData\Local\Temp\0bdbed1494189c8f65584d0fd6e09ad1.exe"
  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:4960

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

C:\Users\Admin\AppData\Local\Microsoft\CLR_v4.0_32\UsageLogs\0bdbed1494189c8f65584d0fd6e09ad1.exe.log

Filesize
1KB

MD5
e50d61d6d5cec0d2c6b3fbf02b17af2d

SHA1
fcf43f96e7389c27ee201fb00b65db01ca2cee40

SHA256
a87cf2dbf70a59d3d347f9ca743b6ceb3c805b4714cf4fb963c18b9ca8ffd0a9

SHA512
0348b60095cd48d275a5234fe34c1fd7a7c9921e1d92dafea0379d607f898eb1c2e089dafa1db608fad65497fc8f90fa699109b06a5f2c12c0bc8c9192ff9924

Download Submit
memory/540-132-0x00000000006E0000-0x00000000007EE000-memory.dmp

Filesize
1.1MB

Download
memory/540-133-0x0000000005380000-0x0000000005412000-memory.dmp

Filesize
584KB

Download
memory/540-134-0x0000000005B20000-0x0000000005BBC000-memory.dmp

Filesize
624KB

Download
memory/4960-136-0x0000000000400000-0x000000000043C000-memory.dmp

Filesize
240KB

Download
memory/4960-138-0x0000000005570000-0x0000000005B14000-memory.dmp

Filesize
5.6MB

Download
memory/4960-139-0x0000000005C60000-0x0000000005CC6000-memory.dmp

Filesize
408KB

Download
memory/4960-140-0x0000000006A40000-0x0000000006A90000-memory.dmp

Filesize
320KB

Download
memory/4960-141-0x0000000006B40000-0x0000000006B4A000-memory.dmp

Filesize
40KB

Download

Analysis

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