agenttesla | f1d869db0318276e773c7fd81eff7eb730aeb53799d65550212c5d40c2136a9a

General

Target

f1d869db0318276e773c7fd81eff7eb730aeb53799d65550212c5d40c2136a9a.exe
Size

692KB
MD5

733b3dd4df27fc87e74a40760ebc8197
SHA1

68b6ed23b6ccd7e520872f31564ea69d86024e16
SHA256

f1d869db0318276e773c7fd81eff7eb730aeb53799d65550212c5d40c2136a9a
SHA512

3c67a34b6229803ef43c91e49151bce19f1e53b44eb6ede24cb322e9dc62ac9b8ed231d12bcbd89d2ed4de7554a74d86c1099646ea4b6bd91f55872876199d3e
SSDEEP

12288:s5magq7rNf+wxvlP6DrzbNHTzluE7FPzK62ACvkqTht02aMeddq6YPTDZ:Nq3HvMDrzbNh7FLK627vkqNt0+Qdq6wh

Score

10^/10

agenttesla keylogger persistence spyware stealer trojan

Malware Config

Extracted

Credentials

Protocol: smtp
Host:
mail.deblokhoeve.be
Port:
587
Username:
[email protected]
Password:
Blokhoeve2490.i

Extracted

Family

agenttesla

Credentials

Protocol: smtp
Host:
mail.deblokhoeve.be
Port:
587
Username:
[email protected]
Password:
Blokhoeve2490.i
Email To:
[email protected]

Signatures

AgentTesla
Agent Tesla is a remote access tool (RAT) written in visual basic.
keylogger trojan stealer spyware agenttesla
Reads WinSCP keys stored on the system 2 TTPs
Tries to access WinSCP stored sessions.
spyware stealer

Data from Local System
T1005

Credentials in Registry
T1552.002
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

Adds Run key to start application 2 TTPs 1 IoCs

persistence

Registry Run Keys / Startup Folder

T1547.001

Modify Registry

T1112

description	ioc	Process
Set value (str)	\REGISTRY\USER\S-1-5-21-2636447293-1148739154-93880854-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\VmkjVd = "C:\\Users\\Admin\\AppData\\Roaming\\VmkjVd\\VmkjVd.exe"	f1d869db0318276e773c7fd81eff7eb730aeb53799d65550212c5d40c2136a9a.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
27	api.ipify.org
28	api.ipify.org

Suspicious use of SetThreadContext 1 IoCs

description	pid	Process	procid_target
PID 4420 set thread context of 4688	4420	f1d869db0318276e773c7fd81eff7eb730aeb53799d65550212c5d40c2136a9a.exe	93

Suspicious behavior: EnumeratesProcesses 2 IoCs

pid	Process
4688	f1d869db0318276e773c7fd81eff7eb730aeb53799d65550212c5d40c2136a9a.exe
4688	f1d869db0318276e773c7fd81eff7eb730aeb53799d65550212c5d40c2136a9a.exe

Suspicious use of AdjustPrivilegeToken 1 IoCs

description	pid	Process
Token: SeDebugPrivilege	4688	f1d869db0318276e773c7fd81eff7eb730aeb53799d65550212c5d40c2136a9a.exe

Suspicious use of SetWindowsHookEx 1 IoCs

pid	Process
4688	f1d869db0318276e773c7fd81eff7eb730aeb53799d65550212c5d40c2136a9a.exe

Suspicious use of WriteProcessMemory 8 IoCs

description	pid	Process	procid_target
PID 4420 wrote to memory of 4688	4420	f1d869db0318276e773c7fd81eff7eb730aeb53799d65550212c5d40c2136a9a.exe	93
PID 4420 wrote to memory of 4688	4420	f1d869db0318276e773c7fd81eff7eb730aeb53799d65550212c5d40c2136a9a.exe	93
PID 4420 wrote to memory of 4688	4420	f1d869db0318276e773c7fd81eff7eb730aeb53799d65550212c5d40c2136a9a.exe	93
PID 4420 wrote to memory of 4688	4420	f1d869db0318276e773c7fd81eff7eb730aeb53799d65550212c5d40c2136a9a.exe	93
PID 4420 wrote to memory of 4688	4420	f1d869db0318276e773c7fd81eff7eb730aeb53799d65550212c5d40c2136a9a.exe	93
PID 4420 wrote to memory of 4688	4420	f1d869db0318276e773c7fd81eff7eb730aeb53799d65550212c5d40c2136a9a.exe	93
PID 4420 wrote to memory of 4688	4420	f1d869db0318276e773c7fd81eff7eb730aeb53799d65550212c5d40c2136a9a.exe	93
PID 4420 wrote to memory of 4688	4420	f1d869db0318276e773c7fd81eff7eb730aeb53799d65550212c5d40c2136a9a.exe	93

C:\Users\Admin\AppData\Local\Temp\f1d869db0318276e773c7fd81eff7eb730aeb53799d65550212c5d40c2136a9a.exe
"C:\Users\Admin\AppData\Local\Temp\f1d869db0318276e773c7fd81eff7eb730aeb53799d65550212c5d40c2136a9a.exe"
1⤵
- Suspicious use of SetThreadContext
- Suspicious use of WriteProcessMemory
PID:4420
- C:\Users\Admin\AppData\Local\Temp\f1d869db0318276e773c7fd81eff7eb730aeb53799d65550212c5d40c2136a9a.exe
  "C:\Users\Admin\AppData\Local\Temp\f1d869db0318276e773c7fd81eff7eb730aeb53799d65550212c5d40c2136a9a.exe"
  2⤵
  - Adds Run key to start application
  - Suspicious behavior: EnumeratesProcesses
  - Suspicious use of AdjustPrivilegeToken
  - Suspicious use of SetWindowsHookEx
  PID:4688

Network

MITRE ATT&CK Enterprise v15

Reconnaissance

Resource Development

Initial Access

Execution

Persistence

Boot or Logon Autostart Execution

1

T1547

Registry Run Keys / Startup Folder

1

T1547.001

Privilege Escalation

Boot or Logon Autostart Execution

1

T1547

Registry Run Keys / Startup Folder

1

T1547.001

Defense Evasion

Modify Registry

1

T1112

Credential Access

Unsecured Credentials

4

T1552

Credentials In Files

3

T1552.001

Credentials in Registry

1

T1552.002

Discovery

Lateral Movement

Collection

Data from Local System

4

T1005

Command and Control

Exfiltration

Impact

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Downloads

C:\Users\Admin\AppData\Local\Microsoft\CLR_v4.0_32\UsageLogs\f1d869db0318276e773c7fd81eff7eb730aeb53799d65550212c5d40c2136a9a.exe.log

Filesize
1KB

MD5
8ec831f3e3a3f77e4a7b9cd32b48384c

SHA1
d83f09fd87c5bd86e045873c231c14836e76a05c

SHA256
7667e538030e3f8ce2886e47a01af24cb0ea70528b1e821c5d8832c5076cb982

SHA512
26bffa2406b66368bd412bf25869a792631455645992cdcade2dbc13a2e56fb546414a6a9223b94c96c38d89187add6678d4779a88b38b0c9e36be8527b213c3

Download Submit
memory/4420-4-0x00000000054F0000-0x00000000054FA000-memory.dmp

Filesize
40KB

Download
memory/4420-14-0x0000000074580000-0x0000000074D30000-memory.dmp

Filesize
7.7MB

Download
memory/4420-3-0x0000000005510000-0x00000000055A2000-memory.dmp

Filesize
584KB

Download
memory/4420-0-0x000000007458E000-0x000000007458F000-memory.dmp

Filesize
4KB

Download
memory/4420-5-0x0000000074580000-0x0000000074D30000-memory.dmp

Filesize
7.7MB

Download
memory/4420-6-0x00000000059E0000-0x00000000059FA000-memory.dmp

Filesize
104KB

Download
memory/4420-7-0x0000000005A10000-0x0000000005A18000-memory.dmp

Filesize
32KB

Download
memory/4420-8-0x0000000004FA0000-0x0000000004FAC000-memory.dmp

Filesize
48KB

Download
memory/4420-2-0x0000000005A20000-0x0000000005FC4000-memory.dmp

Filesize
5.6MB

Download
memory/4420-9-0x0000000006750000-0x00000000067D4000-memory.dmp

Filesize
528KB

Download
memory/4420-10-0x0000000006870000-0x000000000690C000-memory.dmp

Filesize
624KB

Download
memory/4420-1-0x0000000000A20000-0x0000000000AD4000-memory.dmp

Filesize
720KB

Download
memory/4688-11-0x0000000000400000-0x0000000000444000-memory.dmp

Filesize
272KB

Download
memory/4688-15-0x0000000074580000-0x0000000074D30000-memory.dmp

Filesize
7.7MB

Download
memory/4688-16-0x0000000074580000-0x0000000074D30000-memory.dmp

Filesize
7.7MB

Download
memory/4688-17-0x0000000005420000-0x0000000005486000-memory.dmp

Filesize
408KB

Download
memory/4688-19-0x0000000006AB0000-0x0000000006B00000-memory.dmp

Filesize
320KB

Download
memory/4688-20-0x0000000074580000-0x0000000074D30000-memory.dmp

Filesize
7.7MB

Download

Analysis

Sharing

General

Malware Config

Extracted

Extracted

Signatures

Processes

Network

MITRE ATT&CK Enterprise v15

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Downloads