agenttesla | 5bf9651724c9e55edb13556538169bef788c46e95cf4b3a93b70c6d227db6e5c

General

Target

5bf9651724c9e55edb13556538169bef788c46e95cf4b3a93b70c6d227db6e5c.exe
Size

682KB
MD5

fafc4f0c52e81e988013be73216dc752
SHA1

9c1c82b2226a3d0711efe37ecc0593841ba240bc
SHA256

5bf9651724c9e55edb13556538169bef788c46e95cf4b3a93b70c6d227db6e5c
SHA512

3e4a42a20010d6b0dcf2c13c33e2d0d38184963e0e7ba8c090ab5c6945f0bbf9d22ba1fb3f1f2b1d9100286eebfd9e9805e7edf8aa2c4eac84e70975bd20b08b
SSDEEP

12288:9AnUNOllvOCiqM8eEvgvCPecTN7CZ6Mm9FiWuR6oNpqP1JDl3L4Q+T3p3kzWrGbX:qUE/vOCiqMzEvCCPeyN7YLm/inR6orqt

Score

10^/10

agenttesla keylogger persistence spyware stealer trojan

Malware Config

Extracted

Family

agenttesla

Credentials

Protocol: smtp
Host:
mail.scorpionlogistics.qa
Port:
587
Username:
[email protected]
Password:
jdtg7pzxsp
Email To:
[email protected]

Signatures

AgentTesla
Agent Tesla is a remote access tool (RAT) written in visual basic.
keylogger trojan stealer spyware agenttesla

Detect packed .NET executables. Mostly AgentTeslaV4. 5 IoCs

resource	yara_rule
behavioral1/memory/2984-23-0x0000000000400000-0x0000000000442000-memory.dmp	INDICATOR_EXE_Packed_GEN01
behavioral1/memory/2984-22-0x0000000000400000-0x0000000000442000-memory.dmp	INDICATOR_EXE_Packed_GEN01
behavioral1/memory/2984-27-0x0000000000400000-0x0000000000442000-memory.dmp	INDICATOR_EXE_Packed_GEN01
behavioral1/memory/2984-29-0x0000000000400000-0x0000000000442000-memory.dmp	INDICATOR_EXE_Packed_GEN01
behavioral1/memory/2984-31-0x0000000000400000-0x0000000000442000-memory.dmp	INDICATOR_EXE_Packed_GEN01

Detects binaries (Windows and macOS) referencing many web browsers. Observed in information stealers. 5 IoCs

resource	yara_rule
behavioral1/memory/2984-23-0x0000000000400000-0x0000000000442000-memory.dmp	INDICATOR_SUSPICIOUS_Binary_References_Browsers
behavioral1/memory/2984-22-0x0000000000400000-0x0000000000442000-memory.dmp	INDICATOR_SUSPICIOUS_Binary_References_Browsers
behavioral1/memory/2984-27-0x0000000000400000-0x0000000000442000-memory.dmp	INDICATOR_SUSPICIOUS_Binary_References_Browsers
behavioral1/memory/2984-29-0x0000000000400000-0x0000000000442000-memory.dmp	INDICATOR_SUSPICIOUS_Binary_References_Browsers
behavioral1/memory/2984-31-0x0000000000400000-0x0000000000442000-memory.dmp	INDICATOR_SUSPICIOUS_Binary_References_Browsers

Detects executables referencing Windows vault credential objects. Observed in infostealers 5 IoCs

resource	yara_rule
behavioral1/memory/2984-23-0x0000000000400000-0x0000000000442000-memory.dmp	INDICATOR_SUSPICIOUS_EXE_VaultSchemaGUID
behavioral1/memory/2984-22-0x0000000000400000-0x0000000000442000-memory.dmp	INDICATOR_SUSPICIOUS_EXE_VaultSchemaGUID
behavioral1/memory/2984-27-0x0000000000400000-0x0000000000442000-memory.dmp	INDICATOR_SUSPICIOUS_EXE_VaultSchemaGUID
behavioral1/memory/2984-29-0x0000000000400000-0x0000000000442000-memory.dmp	INDICATOR_SUSPICIOUS_EXE_VaultSchemaGUID
behavioral1/memory/2984-31-0x0000000000400000-0x0000000000442000-memory.dmp	INDICATOR_SUSPICIOUS_EXE_VaultSchemaGUID

Detects executables referencing many confidential data stores found in browsers, mail clients, cryptocurreny wallets, etc. Observed in information stealers 5 IoCs

resource	yara_rule
behavioral1/memory/2984-23-0x0000000000400000-0x0000000000442000-memory.dmp	INDICATOR_SUSPICIOUS_EXE_References_Confidential_Data_Store
behavioral1/memory/2984-22-0x0000000000400000-0x0000000000442000-memory.dmp	INDICATOR_SUSPICIOUS_EXE_References_Confidential_Data_Store
behavioral1/memory/2984-27-0x0000000000400000-0x0000000000442000-memory.dmp	INDICATOR_SUSPICIOUS_EXE_References_Confidential_Data_Store
behavioral1/memory/2984-29-0x0000000000400000-0x0000000000442000-memory.dmp	INDICATOR_SUSPICIOUS_EXE_References_Confidential_Data_Store
behavioral1/memory/2984-31-0x0000000000400000-0x0000000000442000-memory.dmp	INDICATOR_SUSPICIOUS_EXE_References_Confidential_Data_Store

Detects executables referencing many email and collaboration clients. Observed in information stealers 5 IoCs

resource	yara_rule
behavioral1/memory/2984-23-0x0000000000400000-0x0000000000442000-memory.dmp	INDICATOR_SUSPICIOUS_EXE_References_Messaging_Clients
behavioral1/memory/2984-22-0x0000000000400000-0x0000000000442000-memory.dmp	INDICATOR_SUSPICIOUS_EXE_References_Messaging_Clients
behavioral1/memory/2984-27-0x0000000000400000-0x0000000000442000-memory.dmp	INDICATOR_SUSPICIOUS_EXE_References_Messaging_Clients
behavioral1/memory/2984-29-0x0000000000400000-0x0000000000442000-memory.dmp	INDICATOR_SUSPICIOUS_EXE_References_Messaging_Clients
behavioral1/memory/2984-31-0x0000000000400000-0x0000000000442000-memory.dmp	INDICATOR_SUSPICIOUS_EXE_References_Messaging_Clients

Detects executables referencing many file transfer clients. Observed in information stealers 5 IoCs

resource	yara_rule
behavioral1/memory/2984-23-0x0000000000400000-0x0000000000442000-memory.dmp	INDICATOR_SUSPICIOUS_EXE_Referenfces_File_Transfer_Clients
behavioral1/memory/2984-22-0x0000000000400000-0x0000000000442000-memory.dmp	INDICATOR_SUSPICIOUS_EXE_Referenfces_File_Transfer_Clients
behavioral1/memory/2984-27-0x0000000000400000-0x0000000000442000-memory.dmp	INDICATOR_SUSPICIOUS_EXE_Referenfces_File_Transfer_Clients
behavioral1/memory/2984-29-0x0000000000400000-0x0000000000442000-memory.dmp	INDICATOR_SUSPICIOUS_EXE_Referenfces_File_Transfer_Clients
behavioral1/memory/2984-31-0x0000000000400000-0x0000000000442000-memory.dmp	INDICATOR_SUSPICIOUS_EXE_Referenfces_File_Transfer_Clients

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-1-5-21-3452737119-3959686427-228443150-1000\Software\Microsoft\Windows\CurrentVersion\Run\cUsRDu = "C:\\Users\\Admin\\AppData\\Roaming\\cUsRDu\\cUsRDu.exe"	5bf9651724c9e55edb13556538169bef788c46e95cf4b3a93b70c6d227db6e5c.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
2	api.ipify.org
3	api.ipify.org

Suspicious use of SetThreadContext 1 IoCs

description	pid	Process	procid_target
PID 1132 set thread context of 2984	1132	5bf9651724c9e55edb13556538169bef788c46e95cf4b3a93b70c6d227db6e5c.exe	34

Enumerates physical storage devices 1 TTPs
Attempts to interact with connected storage/optical drive(s).

System Information Discovery
T1082

Creates scheduled task(s) 1 TTPs 1 IoCs

Schtasks is often used by malware for persistence or to perform post-infection execution.

persistence

Scheduled Task/Job

T1053

pid	Process
2680	schtasks.exe

Suspicious behavior: EnumeratesProcesses 6 IoCs

pid	Process
1132	5bf9651724c9e55edb13556538169bef788c46e95cf4b3a93b70c6d227db6e5c.exe
2656	powershell.exe
3068	powershell.exe
1132	5bf9651724c9e55edb13556538169bef788c46e95cf4b3a93b70c6d227db6e5c.exe
2984	5bf9651724c9e55edb13556538169bef788c46e95cf4b3a93b70c6d227db6e5c.exe
2984	5bf9651724c9e55edb13556538169bef788c46e95cf4b3a93b70c6d227db6e5c.exe

Suspicious use of AdjustPrivilegeToken 4 IoCs

description	pid	Process
Token: SeDebugPrivilege	1132	5bf9651724c9e55edb13556538169bef788c46e95cf4b3a93b70c6d227db6e5c.exe
Token: SeDebugPrivilege	2656	powershell.exe
Token: SeDebugPrivilege	3068	powershell.exe
Token: SeDebugPrivilege	2984	5bf9651724c9e55edb13556538169bef788c46e95cf4b3a93b70c6d227db6e5c.exe

Suspicious use of SetWindowsHookEx 1 IoCs

pid	Process
2984	5bf9651724c9e55edb13556538169bef788c46e95cf4b3a93b70c6d227db6e5c.exe

Suspicious use of WriteProcessMemory 21 IoCs

description	pid	Process	procid_target
PID 1132 wrote to memory of 3068	1132	5bf9651724c9e55edb13556538169bef788c46e95cf4b3a93b70c6d227db6e5c.exe	28
PID 1132 wrote to memory of 3068	1132	5bf9651724c9e55edb13556538169bef788c46e95cf4b3a93b70c6d227db6e5c.exe	28
PID 1132 wrote to memory of 3068	1132	5bf9651724c9e55edb13556538169bef788c46e95cf4b3a93b70c6d227db6e5c.exe	28
PID 1132 wrote to memory of 3068	1132	5bf9651724c9e55edb13556538169bef788c46e95cf4b3a93b70c6d227db6e5c.exe	28
PID 1132 wrote to memory of 2656	1132	5bf9651724c9e55edb13556538169bef788c46e95cf4b3a93b70c6d227db6e5c.exe	30
PID 1132 wrote to memory of 2656	1132	5bf9651724c9e55edb13556538169bef788c46e95cf4b3a93b70c6d227db6e5c.exe	30
PID 1132 wrote to memory of 2656	1132	5bf9651724c9e55edb13556538169bef788c46e95cf4b3a93b70c6d227db6e5c.exe	30
PID 1132 wrote to memory of 2656	1132	5bf9651724c9e55edb13556538169bef788c46e95cf4b3a93b70c6d227db6e5c.exe	30
PID 1132 wrote to memory of 2680	1132	5bf9651724c9e55edb13556538169bef788c46e95cf4b3a93b70c6d227db6e5c.exe	31
PID 1132 wrote to memory of 2680	1132	5bf9651724c9e55edb13556538169bef788c46e95cf4b3a93b70c6d227db6e5c.exe	31
PID 1132 wrote to memory of 2680	1132	5bf9651724c9e55edb13556538169bef788c46e95cf4b3a93b70c6d227db6e5c.exe	31
PID 1132 wrote to memory of 2680	1132	5bf9651724c9e55edb13556538169bef788c46e95cf4b3a93b70c6d227db6e5c.exe	31
PID 1132 wrote to memory of 2984	1132	5bf9651724c9e55edb13556538169bef788c46e95cf4b3a93b70c6d227db6e5c.exe	34
PID 1132 wrote to memory of 2984	1132	5bf9651724c9e55edb13556538169bef788c46e95cf4b3a93b70c6d227db6e5c.exe	34
PID 1132 wrote to memory of 2984	1132	5bf9651724c9e55edb13556538169bef788c46e95cf4b3a93b70c6d227db6e5c.exe	34
PID 1132 wrote to memory of 2984	1132	5bf9651724c9e55edb13556538169bef788c46e95cf4b3a93b70c6d227db6e5c.exe	34
PID 1132 wrote to memory of 2984	1132	5bf9651724c9e55edb13556538169bef788c46e95cf4b3a93b70c6d227db6e5c.exe	34
PID 1132 wrote to memory of 2984	1132	5bf9651724c9e55edb13556538169bef788c46e95cf4b3a93b70c6d227db6e5c.exe	34
PID 1132 wrote to memory of 2984	1132	5bf9651724c9e55edb13556538169bef788c46e95cf4b3a93b70c6d227db6e5c.exe	34
PID 1132 wrote to memory of 2984	1132	5bf9651724c9e55edb13556538169bef788c46e95cf4b3a93b70c6d227db6e5c.exe	34
PID 1132 wrote to memory of 2984	1132	5bf9651724c9e55edb13556538169bef788c46e95cf4b3a93b70c6d227db6e5c.exe	34

C:\Users\Admin\AppData\Local\Temp\5bf9651724c9e55edb13556538169bef788c46e95cf4b3a93b70c6d227db6e5c.exe
"C:\Users\Admin\AppData\Local\Temp\5bf9651724c9e55edb13556538169bef788c46e95cf4b3a93b70c6d227db6e5c.exe"
1⤵
- Suspicious use of SetThreadContext
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
PID:1132
- C:\Windows\SysWOW64\WindowsPowerShell\v1.0\powershell.exe
  "C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe" Add-MpPreference -ExclusionPath "C:\Users\Admin\AppData\Local\Temp\5bf9651724c9e55edb13556538169bef788c46e95cf4b3a93b70c6d227db6e5c.exe"
  2⤵
  - Suspicious behavior: EnumeratesProcesses
  - Suspicious use of AdjustPrivilegeToken
  PID:3068
- C:\Windows\SysWOW64\WindowsPowerShell\v1.0\powershell.exe
  "C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe" Add-MpPreference -ExclusionPath "C:\Users\Admin\AppData\Roaming\BAIumU.exe"
  2⤵
  - Suspicious behavior: EnumeratesProcesses
  - Suspicious use of AdjustPrivilegeToken
  PID:2656
- C:\Windows\SysWOW64\schtasks.exe
  "C:\Windows\System32\schtasks.exe" /Create /TN "Updates\BAIumU" /XML "C:\Users\Admin\AppData\Local\Temp\tmp4A78.tmp"
  2⤵
  - Creates scheduled task(s)
  PID:2680
- C:\Users\Admin\AppData\Local\Temp\5bf9651724c9e55edb13556538169bef788c46e95cf4b3a93b70c6d227db6e5c.exe
  "C:\Users\Admin\AppData\Local\Temp\5bf9651724c9e55edb13556538169bef788c46e95cf4b3a93b70c6d227db6e5c.exe"
  2⤵
  - Adds Run key to start application
  - Suspicious behavior: EnumeratesProcesses
  - Suspicious use of AdjustPrivilegeToken
  - Suspicious use of SetWindowsHookEx
  PID:2984

Network

MITRE ATT&CK Enterprise v15

Reconnaissance

Resource Development

Initial Access

Execution

Scheduled Task/Job

1

T1053

Persistence

Boot or Logon Autostart Execution

1

T1547

Registry Run Keys / Startup Folder

Scheduled Task/Job

Privilege Escalation

Boot or Logon Autostart Execution

1

T1547

Registry Run Keys / Startup Folder

Scheduled Task/Job

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

System Information Discovery

1

T1082

Lateral Movement

Collection

Data from Local System

4

T1005

Command and Control

Exfiltration

Impact

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Downloads

C:\Users\Admin\AppData\Local\Temp\tmp4A78.tmp

Filesize
1KB

MD5
8e4ebac2529ba4747f3ea980a7c1c615

SHA1
ee2df6fd23b6876f7b3c7ee2b1f579f9203995b9

SHA256
d28a885001fab631b0b1e29d4d5138c3806e3ff04f5d292a5a729a74d71a72fe

SHA512
dfe5334dfe3eee2843137a5f4fb4158e71a7aa3dabb93c5b14331509b2f79bcc04dad1c9f302567245401635803d091e6ec201883db2506779332fc91a38f6da

Download Submit
C:\Users\Admin\AppData\Roaming\Microsoft\Windows\Recent\CustomDestinations\d93f411851d7c929.customDestinations-ms

Filesize
7KB

MD5
ff941a838b6f1e049f458f7de6d25ec2

SHA1
c11f8c109eb5ab352c5f3bf4640887b2c24ef33f

SHA256
9bbc9a77f60b0887c9a972197592d5ac6cb7f5ab4cb84ce7af616c79b6df9cf5

SHA512
6f757af8f992a2e3e38289f4d7f8478eacff7b3174a57a82657c1bd001b4cbbcde64ff4892507161509c07fb866ec690052b23b6f2315eb12db8df34508e7f61

Download Submit
memory/1132-6-0x0000000005090000-0x0000000005114000-memory.dmp

Filesize
528KB

Download
memory/1132-3-0x0000000000420000-0x0000000000434000-memory.dmp

Filesize
80KB

Download
memory/1132-4-0x0000000000660000-0x000000000066A000-memory.dmp

Filesize
40KB

Download
memory/1132-5-0x0000000000670000-0x000000000067E000-memory.dmp

Filesize
56KB

Download
memory/1132-0-0x0000000000E50000-0x0000000000F00000-memory.dmp

Filesize
704KB

Download
memory/1132-2-0x0000000004920000-0x0000000004960000-memory.dmp

Filesize
256KB

Download
memory/1132-1-0x0000000074B40000-0x000000007522E000-memory.dmp

Filesize
6.9MB

Download
memory/1132-32-0x0000000074B40000-0x000000007522E000-memory.dmp

Filesize
6.9MB

Download
memory/2656-41-0x000000006F9C0000-0x000000006FF6B000-memory.dmp

Filesize
5.7MB

Download
memory/2656-40-0x0000000002A50000-0x0000000002A90000-memory.dmp

Filesize
256KB

Download
memory/2656-37-0x000000006F9C0000-0x000000006FF6B000-memory.dmp

Filesize
5.7MB

Download
memory/2656-35-0x0000000002A50000-0x0000000002A90000-memory.dmp

Filesize
256KB

Download
memory/2656-33-0x000000006F9C0000-0x000000006FF6B000-memory.dmp

Filesize
5.7MB

Download
memory/2984-31-0x0000000000400000-0x0000000000442000-memory.dmp

Filesize
264KB

Download
memory/2984-44-0x0000000000DB0000-0x0000000000DF0000-memory.dmp

Filesize
256KB

Download
memory/2984-27-0x0000000000400000-0x0000000000442000-memory.dmp

Filesize
264KB

Download
memory/2984-22-0x0000000000400000-0x0000000000442000-memory.dmp

Filesize
264KB

Download
memory/2984-47-0x0000000000DB0000-0x0000000000DF0000-memory.dmp

Filesize
256KB

Download
memory/2984-23-0x0000000000400000-0x0000000000442000-memory.dmp

Filesize
264KB

Download
memory/2984-46-0x0000000074B40000-0x000000007522E000-memory.dmp

Filesize
6.9MB

Download
memory/2984-25-0x000000007EFDE000-0x000000007EFDF000-memory.dmp

Filesize
4KB

Download
memory/2984-19-0x0000000000400000-0x0000000000442000-memory.dmp

Filesize
264KB

Download
memory/2984-29-0x0000000000400000-0x0000000000442000-memory.dmp

Filesize
264KB

Download
memory/2984-21-0x0000000000400000-0x0000000000442000-memory.dmp

Filesize
264KB

Download
memory/2984-42-0x0000000074B40000-0x000000007522E000-memory.dmp

Filesize
6.9MB

Download
memory/3068-43-0x000000006F9C0000-0x000000006FF6B000-memory.dmp

Filesize
5.7MB

Download
memory/3068-39-0x00000000029E0000-0x0000000002A20000-memory.dmp

Filesize
256KB

Download
memory/3068-38-0x000000006F9C0000-0x000000006FF6B000-memory.dmp

Filesize
5.7MB

Download
memory/3068-36-0x00000000029E0000-0x0000000002A20000-memory.dmp

Filesize
256KB

Download
memory/3068-34-0x000000006F9C0000-0x000000006FF6B000-memory.dmp

Filesize
5.7MB

Download

Analysis

Sharing

General

Malware Config

Extracted

Signatures

Processes

Network

MITRE ATT&CK Enterprise v15

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Downloads