agenttesla | 61b7e05dcfdd88f092265e1ee036a3b9b3cf75132656f9cd40814ad1efb55826

Analysis

max time kernel
135s
max time network
146s
platform
windows10-2004_x64
resource
win10v2004-20240802-en
resource tags

arch:x64arch:x86image:win10v2004-20240802-enlocale:en-usos:windows10-2004-x64system
submitted
05/08/2024, 16:00

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General

Target

MalwareBazaar.exe
Size

1.2MB
MD5

2ce48ee21074ae8d6828f50d79e00866
SHA1

2f33630a3f8999d345a7b8391a1ef2a01bd1caaa
SHA256

61b7e05dcfdd88f092265e1ee036a3b9b3cf75132656f9cd40814ad1efb55826
SHA512

da43c141dabf296147c094538478319efba2db300fd13f1a80a7005cfa540bf8ec034f72f31000607036c49aafd12f78016e4bf29a84ee65942e6dcdaa3c6381
SSDEEP

12288:w2GnV7AO0avo+SFI6GD1yT5mM+skG1J72a6TMDQmCjKNrU:ZGnV7jaFrRzlL72QN2

Score

10^/10

agenttesla revengerat credential_access discovery keylogger persistence spyware stealer trojan

Malware Config

Extracted

Family

agenttesla

Credentials

Protocol: smtp
Host:
evdanco.ru
Port:
587
Username:
[email protected]
Password:
[xkgyDSlzA(_
Email To:
[email protected]

Signatures

AgentTesla
Agent Tesla is a remote access tool (RAT) written in visual basic.
keylogger trojan stealer spyware agenttesla
RevengeRAT
Remote-access trojan with a wide range of capabilities.
trojan revengerat
Credentials from Password Stores: Credentials from Web Browsers 1 TTPs
Malicious Access or copy of Web Browser Credential store.
credential_access stealer

Credentials from Web Browsers
T1555.003

RevengeRat Executable 1 IoCs

stealer

resource	yara_rule
behavioral2/files/0x00080000000234e4-14.dat	revengerat

Executes dropped EXE 2 IoCs

pid	Process
1284	order.exe
1400	order.exe

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 2 IoCs

persistence

Registry Run Keys / Startup Folder

T1547.001

Modify Registry

T1112

description	ioc	Process
Set value (str)	\REGISTRY\USER\S-1-5-21-1194130065-3471212556-1656947724-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\order = "C:\\Users\\Admin\\AppData\\Roaming\\order.exe"	reg.exe
Set value (str)	\REGISTRY\USER\S-1-5-21-1194130065-3471212556-1656947724-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\VsUPptm = "C:\\Users\\Admin\\AppData\\Roaming\\VsUPptm\\VsUPptm.exe"	order.exe

Looks up external IP address via web service 3 IoCs

Uses a legitimate IP lookup service to find the infected system's external IP.

flow	ioc
36	api.ipify.org
37	api.ipify.org
38	ip-api.com

Suspicious use of SetThreadContext 1 IoCs

description	pid	Process	procid_target
PID 1284 set thread context of 1400	1284	order.exe	98

System Location Discovery: System Language Discovery 1 TTPs 9 IoCs

Attempt gather information about the system language of a victim in order to infer the geographical location of that host.

discovery

System Language Discovery

T1614.001

description	ioc	Process
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	cmd.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	reg.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	order.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	order.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	MalwareBazaar.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	cmd.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	PING.EXE
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	PING.EXE
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	PING.EXE

System Network Configuration Discovery: Internet Connection Discovery 1 TTPs 5 IoCs

Adversaries may check for Internet connectivity on compromised systems.

discovery

Internet Connection Discovery

T1016.001

pid	Process
2744	PING.EXE
3892	PING.EXE
3032	cmd.exe
3080	PING.EXE
3160	cmd.exe

Runs ping.exe 1 TTPs 3 IoCs

Remote System Discovery

T1018

pid	Process
3892	PING.EXE
3080	PING.EXE
2744	PING.EXE

Suspicious behavior: EnumeratesProcesses 28 IoCs

pid	Process
5016	MalwareBazaar.exe
5016	MalwareBazaar.exe
5016	MalwareBazaar.exe
5016	MalwareBazaar.exe
5016	MalwareBazaar.exe
5016	MalwareBazaar.exe
5016	MalwareBazaar.exe
5016	MalwareBazaar.exe
5016	MalwareBazaar.exe
5016	MalwareBazaar.exe
5016	MalwareBazaar.exe
5016	MalwareBazaar.exe
5016	MalwareBazaar.exe
5016	MalwareBazaar.exe
5016	MalwareBazaar.exe
5016	MalwareBazaar.exe
5016	MalwareBazaar.exe
5016	MalwareBazaar.exe
5016	MalwareBazaar.exe
5016	MalwareBazaar.exe
5016	MalwareBazaar.exe
5016	MalwareBazaar.exe
5016	MalwareBazaar.exe
1284	order.exe
1284	order.exe
1284	order.exe
1400	order.exe
1400	order.exe

Suspicious use of AdjustPrivilegeToken 3 IoCs

description	pid	Process
Token: SeDebugPrivilege	5016	MalwareBazaar.exe
Token: SeDebugPrivilege	1284	order.exe
Token: SeDebugPrivilege	1400	order.exe

Suspicious use of WriteProcessMemory 29 IoCs

description	pid	Process	procid_target
PID 5016 wrote to memory of 3032	5016	MalwareBazaar.exe	86
PID 5016 wrote to memory of 3032	5016	MalwareBazaar.exe	86
PID 5016 wrote to memory of 3032	5016	MalwareBazaar.exe	86
PID 3032 wrote to memory of 3080	3032	cmd.exe	88
PID 3032 wrote to memory of 3080	3032	cmd.exe	88
PID 3032 wrote to memory of 3080	3032	cmd.exe	88
PID 5016 wrote to memory of 3160	5016	MalwareBazaar.exe	89
PID 5016 wrote to memory of 3160	5016	MalwareBazaar.exe	89
PID 5016 wrote to memory of 3160	5016	MalwareBazaar.exe	89
PID 3160 wrote to memory of 2744	3160	cmd.exe	91
PID 3160 wrote to memory of 2744	3160	cmd.exe	91
PID 3160 wrote to memory of 2744	3160	cmd.exe	91
PID 3032 wrote to memory of 4776	3032	cmd.exe	92
PID 3032 wrote to memory of 4776	3032	cmd.exe	92
PID 3032 wrote to memory of 4776	3032	cmd.exe	92
PID 3160 wrote to memory of 3892	3160	cmd.exe	96
PID 3160 wrote to memory of 3892	3160	cmd.exe	96
PID 3160 wrote to memory of 3892	3160	cmd.exe	96
PID 3160 wrote to memory of 1284	3160	cmd.exe	97
PID 3160 wrote to memory of 1284	3160	cmd.exe	97
PID 3160 wrote to memory of 1284	3160	cmd.exe	97
PID 1284 wrote to memory of 1400	1284	order.exe	98
PID 1284 wrote to memory of 1400	1284	order.exe	98
PID 1284 wrote to memory of 1400	1284	order.exe	98
PID 1284 wrote to memory of 1400	1284	order.exe	98
PID 1284 wrote to memory of 1400	1284	order.exe	98
PID 1284 wrote to memory of 1400	1284	order.exe	98
PID 1284 wrote to memory of 1400	1284	order.exe	98
PID 1284 wrote to memory of 1400	1284	order.exe	98

C:\Users\Admin\AppData\Local\Temp\MalwareBazaar.exe
"C:\Users\Admin\AppData\Local\Temp\MalwareBazaar.exe"
1⤵
- System Location Discovery: System Language Discovery
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
PID:5016
- C:\Windows\SysWOW64\cmd.exe
  "cmd" /c ping 127.0.0.1 -n 19 > nul && REG ADD "HKCU\Software\Microsoft\Windows\CurrentVersion\Run" /f /v "order" /t REG_SZ /d "C:\Users\Admin\AppData\Roaming\order.exe"
  2⤵
  - System Location Discovery: System Language Discovery
  - System Network Configuration Discovery: Internet Connection Discovery
  - Suspicious use of WriteProcessMemory
  PID:3032
- - C:\Windows\SysWOW64\PING.EXE
    ping 127.0.0.1 -n 19
    3⤵
    - System Location Discovery: System Language Discovery
    - System Network Configuration Discovery: Internet Connection Discovery
    - Runs ping.exe
    PID:3080
- - C:\Windows\SysWOW64\reg.exe
    REG ADD "HKCU\Software\Microsoft\Windows\CurrentVersion\Run" /f /v "order" /t REG_SZ /d "C:\Users\Admin\AppData\Roaming\order.exe"
    3⤵
    - Adds Run key to start application
    - System Location Discovery: System Language Discovery
    PID:4776
- C:\Windows\SysWOW64\cmd.exe
  "cmd" /c ping 127.0.0.1 -n 23 > nul && copy "C:\Users\Admin\AppData\Local\Temp\MalwareBazaar.exe" "C:\Users\Admin\AppData\Roaming\order.exe" && ping 127.0.0.1 -n 23 > nul && "C:\Users\Admin\AppData\Roaming\order.exe"
  2⤵
  - System Location Discovery: System Language Discovery
  - System Network Configuration Discovery: Internet Connection Discovery
  - Suspicious use of WriteProcessMemory
  PID:3160
- - C:\Windows\SysWOW64\PING.EXE
    ping 127.0.0.1 -n 23
    3⤵
    - System Location Discovery: System Language Discovery
    - System Network Configuration Discovery: Internet Connection Discovery
    - Runs ping.exe
    PID:2744
- - C:\Windows\SysWOW64\PING.EXE
    ping 127.0.0.1 -n 23
    3⤵
    - System Location Discovery: System Language Discovery
    - System Network Configuration Discovery: Internet Connection Discovery
    - Runs ping.exe
    PID:3892
- - C:\Users\Admin\AppData\Roaming\order.exe
    "C:\Users\Admin\AppData\Roaming\order.exe"
    3⤵
    - Executes dropped EXE
    - Suspicious use of SetThreadContext
    - System Location Discovery: System Language Discovery
    - Suspicious behavior: EnumeratesProcesses
    - Suspicious use of AdjustPrivilegeToken
    - Suspicious use of WriteProcessMemory
    PID:1284
  - - C:\Users\Admin\AppData\Roaming\order.exe
      "C:\Users\Admin\AppData\Roaming\order.exe"
      4⤵
      Executes dropped EXE
      Adds Run key to start application
      System Location Discovery: System Language Discovery
      Suspicious behavior: EnumeratesProcesses
      Suspicious use of AdjustPrivilegeToken
      PID:1400

Network

MITRE ATT&CK Enterprise v15

Reconnaissance

Resource Development

Initial Access

Execution

Persistence

Boot or Logon Autostart Execution

T1547

Registry Run Keys / Startup Folder

T1547.001

Privilege Escalation

Boot or Logon Autostart Execution

T1547

Registry Run Keys / Startup Folder

T1547.001

Defense Evasion

Modify Registry

T1112

Credential Access

Credentials from Password Stores

T1555

Credentials from Web Browsers

T1555.003

Unsecured Credentials

T1552

Credentials In Files

T1552.001

Credentials in Registry

T1552.002

Discovery

Remote System Discovery

T1018

System Location Discovery

T1614

System Language Discovery

T1614.001

System Network Configuration Discovery

T1016

Internet Connection Discovery

T1016.001

Lateral Movement

Collection

Data from Local System

T1005

Command and Control

Exfiltration

Impact

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Downloads

C:\Users\Admin\AppData\Roaming\order.exe

Filesize
1.2MB

MD5
2ce48ee21074ae8d6828f50d79e00866

SHA1
2f33630a3f8999d345a7b8391a1ef2a01bd1caaa

SHA256
61b7e05dcfdd88f092265e1ee036a3b9b3cf75132656f9cd40814ad1efb55826

SHA512
da43c141dabf296147c094538478319efba2db300fd13f1a80a7005cfa540bf8ec034f72f31000607036c49aafd12f78016e4bf29a84ee65942e6dcdaa3c6381

Download Submit
memory/1284-20-0x0000000006DC0000-0x0000000006DC6000-memory.dmp

Filesize
24KB

Download
memory/1284-18-0x0000000074840000-0x0000000074FF0000-memory.dmp

Filesize
7.7MB

Download
memory/1284-27-0x0000000074840000-0x0000000074FF0000-memory.dmp

Filesize
7.7MB

Download
memory/1284-21-0x0000000074840000-0x0000000074FF0000-memory.dmp

Filesize
7.7MB

Download
memory/1284-19-0x0000000006D50000-0x0000000006D6A000-memory.dmp

Filesize
104KB

Download
memory/1284-16-0x0000000074840000-0x0000000074FF0000-memory.dmp

Filesize
7.7MB

Download
memory/1284-17-0x0000000000780000-0x00000000008B4000-memory.dmp

Filesize
1.2MB

Download
memory/1400-30-0x0000000006D90000-0x0000000006DE0000-memory.dmp

Filesize
320KB

Download
memory/1400-26-0x00000000057B0000-0x0000000005816000-memory.dmp

Filesize
408KB

Download
memory/1400-22-0x0000000000400000-0x0000000000448000-memory.dmp

Filesize
288KB

Download
memory/5016-6-0x0000000074870000-0x0000000075020000-memory.dmp

Filesize
7.7MB

Download
memory/5016-2-0x0000000005390000-0x000000000542C000-memory.dmp

Filesize
624KB

Download
memory/5016-1-0x0000000000EF0000-0x0000000001024000-memory.dmp

Filesize
1.2MB

Download
memory/5016-8-0x0000000074870000-0x0000000075020000-memory.dmp

Filesize
7.7MB

Download
memory/5016-0-0x000000007487E000-0x000000007487F000-memory.dmp

Filesize
4KB

Download
memory/5016-7-0x0000000005880000-0x000000000588A000-memory.dmp

Filesize
40KB

Download
memory/5016-10-0x0000000074870000-0x0000000075020000-memory.dmp

Filesize
7.7MB

Download
memory/5016-5-0x0000000005580000-0x00000000055C4000-memory.dmp

Filesize
272KB

Download
memory/5016-4-0x00000000054E0000-0x0000000005572000-memory.dmp

Filesize
584KB

Download
memory/5016-3-0x0000000005BA0000-0x0000000006144000-memory.dmp

Filesize
5.6MB

Download