agenttesla | 36a265783268a514019256f72ef0e1558f994c7573ded804e209096d597ea01f

General

Target

c1b6a939640d928b6a41b8f188a42a68d9167434768abe20b94b74f2a632df30.exe
Size

890KB
MD5

443015316fada7ff64578b88c26d66fb
SHA1

911dc0d7e70c1cdbbbf2fc4e8a5d212e4ec0c375
SHA256

c1b6a939640d928b6a41b8f188a42a68d9167434768abe20b94b74f2a632df30
SHA512

7d6bb58e05b46a2352c1e1428ff401b58c7429652ab1affd9cab0c8f20c5adddfa23c8c164b9d31e6416510b0e7560f22410221ffe7b6b8bb5ec1495c29dd574
SSDEEP

12288:MUeaOS9s9WcVb+BZXScuiXSdiqeH4/ZbAyTcZsLFzkkG8vg+SJFI8kHzcfjAUbKp:r9s9WEEXqU4/ZsezBfE7p

Score

10^/10

agenttesla collection keylogger spyware stealer trojan

Malware Config

Extracted

Family

agenttesla

C2

https://api.telegram.org/bot6630175295:AAFfPbc9vQVIP0-AF7WS0h2m7ua55ypd_gE/

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-1-5-21-2180306848-1874213455-4093218721-1000\Software\Microsoft\Office\15.0\Outlook\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676	c1b6a939640d928b6a41b8f188a42a68d9167434768abe20b94b74f2a632df30.exe
Key opened	\REGISTRY\USER\S-1-5-21-2180306848-1874213455-4093218721-1000\Software\Microsoft\Windows NT\CurrentVersion\Windows Messaging Subsystem\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676	c1b6a939640d928b6a41b8f188a42a68d9167434768abe20b94b74f2a632df30.exe
Key opened	\REGISTRY\USER\S-1-5-21-2180306848-1874213455-4093218721-1000\Software\Microsoft\Office\16.0\Outlook\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676	c1b6a939640d928b6a41b8f188a42a68d9167434768abe20b94b74f2a632df30.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 2416 set thread context of 2752	2416	c1b6a939640d928b6a41b8f188a42a68d9167434768abe20b94b74f2a632df30.exe	30

Suspicious behavior: EnumeratesProcesses 2 IoCs

pid	Process
2752	c1b6a939640d928b6a41b8f188a42a68d9167434768abe20b94b74f2a632df30.exe
2752	c1b6a939640d928b6a41b8f188a42a68d9167434768abe20b94b74f2a632df30.exe

Suspicious use of AdjustPrivilegeToken 1 IoCs

description	pid	Process
Token: SeDebugPrivilege	2752	c1b6a939640d928b6a41b8f188a42a68d9167434768abe20b94b74f2a632df30.exe

Suspicious use of SetWindowsHookEx 1 IoCs

pid	Process
2752	c1b6a939640d928b6a41b8f188a42a68d9167434768abe20b94b74f2a632df30.exe

Suspicious use of WriteProcessMemory 9 IoCs

description	pid	Process	procid_target
PID 2416 wrote to memory of 2752	2416	c1b6a939640d928b6a41b8f188a42a68d9167434768abe20b94b74f2a632df30.exe	30
PID 2416 wrote to memory of 2752	2416	c1b6a939640d928b6a41b8f188a42a68d9167434768abe20b94b74f2a632df30.exe	30
PID 2416 wrote to memory of 2752	2416	c1b6a939640d928b6a41b8f188a42a68d9167434768abe20b94b74f2a632df30.exe	30
PID 2416 wrote to memory of 2752	2416	c1b6a939640d928b6a41b8f188a42a68d9167434768abe20b94b74f2a632df30.exe	30
PID 2416 wrote to memory of 2752	2416	c1b6a939640d928b6a41b8f188a42a68d9167434768abe20b94b74f2a632df30.exe	30
PID 2416 wrote to memory of 2752	2416	c1b6a939640d928b6a41b8f188a42a68d9167434768abe20b94b74f2a632df30.exe	30
PID 2416 wrote to memory of 2752	2416	c1b6a939640d928b6a41b8f188a42a68d9167434768abe20b94b74f2a632df30.exe	30
PID 2416 wrote to memory of 2752	2416	c1b6a939640d928b6a41b8f188a42a68d9167434768abe20b94b74f2a632df30.exe	30
PID 2416 wrote to memory of 2752	2416	c1b6a939640d928b6a41b8f188a42a68d9167434768abe20b94b74f2a632df30.exe	30

outlook_office_path 1 IoCs

description	ioc	Process
Key opened	\REGISTRY\USER\S-1-5-21-2180306848-1874213455-4093218721-1000\Software\Microsoft\Office\16.0\Outlook\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676	c1b6a939640d928b6a41b8f188a42a68d9167434768abe20b94b74f2a632df30.exe

outlook_win_path 1 IoCs

description	ioc	Process
Key opened	\REGISTRY\USER\S-1-5-21-2180306848-1874213455-4093218721-1000\Software\Microsoft\Windows NT\CurrentVersion\Windows Messaging Subsystem\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676	c1b6a939640d928b6a41b8f188a42a68d9167434768abe20b94b74f2a632df30.exe

C:\Users\Admin\AppData\Local\Temp\c1b6a939640d928b6a41b8f188a42a68d9167434768abe20b94b74f2a632df30.exe
"C:\Users\Admin\AppData\Local\Temp\c1b6a939640d928b6a41b8f188a42a68d9167434768abe20b94b74f2a632df30.exe"
1⤵
- Suspicious use of SetThreadContext
- Suspicious use of WriteProcessMemory
PID:2416
- C:\Users\Admin\AppData\Local\Temp\c1b6a939640d928b6a41b8f188a42a68d9167434768abe20b94b74f2a632df30.exe
  "C:\Users\Admin\AppData\Local\Temp\c1b6a939640d928b6a41b8f188a42a68d9167434768abe20b94b74f2a632df30.exe"
  2⤵
  - Accesses Microsoft Outlook profiles
  - Suspicious behavior: EnumeratesProcesses
  - Suspicious use of AdjustPrivilegeToken
  - Suspicious use of SetWindowsHookEx
  - outlook_office_path
  - outlook_win_path
  PID:2752

Network

MITRE ATT&CK Enterprise v15

Reconnaissance

Resource Development

Initial Access

Execution

Persistence

Privilege Escalation

Defense Evasion

Credential Access

Unsecured Credentials

3

T1552

Credentials In Files

3

T1552.001

Discovery

Lateral Movement

Collection

Data from Local System

Email Collection

Command and Control

Exfiltration

Impact

Replay Monitor

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Downloads

memory/2416-22-0x00000000742E0000-0x00000000749CE000-memory.dmp

Filesize
6.9MB

Download
memory/2416-1-0x00000000742E0000-0x00000000749CE000-memory.dmp

Filesize
6.9MB

Download
memory/2416-2-0x0000000007190000-0x00000000071D0000-memory.dmp

Filesize
256KB

Download
memory/2416-3-0x00000000742E0000-0x00000000749CE000-memory.dmp

Filesize
6.9MB

Download
memory/2416-4-0x0000000000560000-0x0000000000574000-memory.dmp

Filesize
80KB

Download
memory/2416-5-0x0000000000590000-0x000000000059C000-memory.dmp

Filesize
48KB

Download
memory/2416-6-0x0000000007570000-0x00000000075EE000-memory.dmp

Filesize
504KB

Download
memory/2416-0-0x0000000000FA0000-0x0000000001084000-memory.dmp

Filesize
912KB

Download
memory/2752-11-0x0000000000400000-0x0000000000444000-memory.dmp

Filesize
272KB

Download
memory/2752-9-0x0000000000400000-0x0000000000444000-memory.dmp

Filesize
272KB

Download
memory/2752-15-0x000000007EFDE000-0x000000007EFDF000-memory.dmp

Filesize
4KB

Download
memory/2752-17-0x0000000000400000-0x0000000000444000-memory.dmp

Filesize
272KB

Download
memory/2752-19-0x0000000000400000-0x0000000000444000-memory.dmp

Filesize
272KB

Download
memory/2752-13-0x0000000000400000-0x0000000000444000-memory.dmp

Filesize
272KB

Download
memory/2752-21-0x0000000000400000-0x0000000000444000-memory.dmp

Filesize
272KB

Download
memory/2752-7-0x0000000000400000-0x0000000000444000-memory.dmp

Filesize
272KB

Download
memory/2752-23-0x00000000742E0000-0x00000000749CE000-memory.dmp

Filesize
6.9MB

Download
memory/2752-24-0x00000000005E0000-0x0000000000620000-memory.dmp

Filesize
256KB

Download
memory/2752-25-0x00000000742E0000-0x00000000749CE000-memory.dmp

Filesize
6.9MB

Download
memory/2752-26-0x00000000005E0000-0x0000000000620000-memory.dmp

Filesize
256KB

Download

Analysis

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