agenttesla | e20d7d444ad9ce30cc4ece0d516a4cada39b67a999cc5854a7f7ffb4f3edbf9c

General

Target
df8f7568e909c6861609720c26961165.exe
Size 710KB
Sample221223-e6j7ksfh38
SHA256 e20d7d444ad9ce30cc4ece0d516a4cada39b67a999cc5854a7f7ffb4f3edbf9c
MD5 df8f7568e909c6861609720c26961165
SHA1 afe6ab52a344366713e366bd3b11085f44aa5664
SHA512 2d54c64c9ae677914a7ccaed3f9c55f039c1ce271ea5b9eb7e985c29c56891c51a998d2a6ff2e66bae928983b375207de32f62bc29fa0258fbd5efbba7c89698
SSDEEP 12288:t6uNPhf+mDXttarruVBDUJvnVhGH8c+9efzqIVUwn+7gfsTluj+Bxhr6B+8DTT8L:4u9H80mOUw+8fsTl6+SXD88/q
MD5 SHA1 SHA512 SSDEEP

Score

10^/10

agenttesla collection keylogger persistence spyware stealer trojan

Malware Config

Extracted

Family

agenttesla

Credentials

Protocol
smtp
Host
server323.web-hosting.com
Port
587
Username
[email protected]
Password
turkey@123
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
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	df8f7568e909c6861609720c26961165.exe
Key opened	\REGISTRY\USER\S-1-5-21-2629973501-4017243118-3254762364-1000\Software\Microsoft\Windows NT\CurrentVersion\Windows Messaging Subsystem\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676	df8f7568e909c6861609720c26961165.exe
Key opened	\REGISTRY\USER\S-1-5-21-2629973501-4017243118-3254762364-1000\Software\Microsoft\Office\16.0\Outlook\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676	df8f7568e909c6861609720c26961165.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\RMBJLaF = "C:\\Users\\Admin\\AppData\\Roaming\\RMBJLaF\\RMBJLaF.exe"	df8f7568e909c6861609720c26961165.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
66	api.ipify.org
67	api.ipify.org

Suspicious use of SetThreadContext 1 IoCs

description	pid	Process	procid_target
PID 3268 set thread context of 2752	3268	df8f7568e909c6861609720c26961165.exe	93

Suspicious behavior: EnumeratesProcesses 5 IoCs

pid	Process
3268	df8f7568e909c6861609720c26961165.exe
3268	df8f7568e909c6861609720c26961165.exe
2752	df8f7568e909c6861609720c26961165.exe
2752	df8f7568e909c6861609720c26961165.exe
2752	df8f7568e909c6861609720c26961165.exe

Suspicious use of AdjustPrivilegeToken 2 IoCs

description	pid	Process
Token: SeDebugPrivilege	3268	df8f7568e909c6861609720c26961165.exe
Token: SeDebugPrivilege	2752	df8f7568e909c6861609720c26961165.exe

Suspicious use of WriteProcessMemory 11 IoCs

description	pid	Process	procid_target
PID 3268 wrote to memory of 4488	3268	df8f7568e909c6861609720c26961165.exe	92
PID 3268 wrote to memory of 4488	3268	df8f7568e909c6861609720c26961165.exe	92
PID 3268 wrote to memory of 4488	3268	df8f7568e909c6861609720c26961165.exe	92
PID 3268 wrote to memory of 2752	3268	df8f7568e909c6861609720c26961165.exe	93
PID 3268 wrote to memory of 2752	3268	df8f7568e909c6861609720c26961165.exe	93
PID 3268 wrote to memory of 2752	3268	df8f7568e909c6861609720c26961165.exe	93
PID 3268 wrote to memory of 2752	3268	df8f7568e909c6861609720c26961165.exe	93
PID 3268 wrote to memory of 2752	3268	df8f7568e909c6861609720c26961165.exe	93
PID 3268 wrote to memory of 2752	3268	df8f7568e909c6861609720c26961165.exe	93
PID 3268 wrote to memory of 2752	3268	df8f7568e909c6861609720c26961165.exe	93
PID 3268 wrote to memory of 2752	3268	df8f7568e909c6861609720c26961165.exe	93

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	df8f7568e909c6861609720c26961165.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	df8f7568e909c6861609720c26961165.exe

C:\Users\Admin\AppData\Local\Temp\df8f7568e909c6861609720c26961165.exe
"C:\Users\Admin\AppData\Local\Temp\df8f7568e909c6861609720c26961165.exe"
1⤵
- Suspicious use of SetThreadContext
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
PID:3268
- C:\Users\Admin\AppData\Local\Temp\df8f7568e909c6861609720c26961165.exe
  "C:\Users\Admin\AppData\Local\Temp\df8f7568e909c6861609720c26961165.exe"
  2⤵
  PID:4488
- C:\Users\Admin\AppData\Local\Temp\df8f7568e909c6861609720c26961165.exe
  "C:\Users\Admin\AppData\Local\Temp\df8f7568e909c6861609720c26961165.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:2752

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

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Downloads

df8f7568e909c6861609720c26961165.exe.log

Path C:\Users\Admin\AppData\Local\Microsoft\CLR_v4.0_32\UsageLogs\df8f7568e909c6861609720c26961165.exe.log
Size 1KB
SHA256 7667e538030e3f8ce2886e47a01af24cb0ea70528b1e821c5d8832c5076cb982
MD5 8ec831f3e3a3f77e4a7b9cd32b48384c
SHA1 d83f09fd87c5bd86e045873c231c14836e76a05c
SHA512 26bffa2406b66368bd412bf25869a792631455645992cdcade2dbc13a2e56fb546414a6a9223b94c96c38d89187add6678d4779a88b38b0c9e36be8527b213c3
MD5 SHA1 SHA512

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memory/2752-139-0x0000000000400000-0x000000000042E000-memory.dmp

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memory/2752-141-0x0000000006520000-0x0000000006586000-memory.dmp

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memory/2752-142-0x0000000007740000-0x0000000007790000-memory.dmp

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memory/3268-132-0x0000000000D10000-0x0000000000DC8000-memory.dmp

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memory/3268-133-0x0000000005BA0000-0x0000000006144000-memory.dmp

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memory/3268-134-0x0000000005690000-0x0000000005722000-memory.dmp

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memory/3268-135-0x0000000005650000-0x000000000565A000-memory.dmp

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memory/3268-136-0x00000000080F0000-0x000000000818C000-memory.dmp

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Analysis

Sharing

General

Malware Config

Extracted

Signatures

Processes

Network

MITRE ATT&CK Enterprise v6

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