agenttesla | 42f49c36922c915d7bd0504bb1893842a2712c83616191bad4537fb00ff4bb71

Analysis

max time kernel
120s
max time network
121s
platform
windows7_x64
resource
win7-20231215-en
resource tags

arch:x64arch:x86image:win7-20231215-enlocale:en-usos:windows7-x64system
submitted
13-02-2024 02:47

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General

Target

42f49c36922c915d7bd0504bb1893842a2712c83616191bad4537fb00ff4bb71.exe
Size

745KB
MD5

c906ddbbf6fbc2dc619e38fb0bc60bed
SHA1

982d1ff032d31eaaf17dc4c992a0d7ffa2cc5674
SHA256

42f49c36922c915d7bd0504bb1893842a2712c83616191bad4537fb00ff4bb71
SHA512

244568534004fe7d2a76f01a98fbf2dc6f03d57c7ee370fedcf80756018923fdd6178e8161ad1183616f0927923874a7274576db3d3dca979ba0419730dc5784
SSDEEP

12288:RSqjxkzqHKMbZnkEE3DB0fkhlW1KzHOH86KC4+zczZEn8kILSbKX7yrp34a6E2ur:R7+z87bZC3DB0SAIzHOcQ4eIZZ/ta6ET

Score

10^/10

agenttesla keylogger spyware stealer trojan

Malware Config

Extracted

Family

agenttesla

Credentials

Protocol: smtp
Host:
mail.wasstech.com
Port:
587
Username:
[email protected]
Password:
Sunray2700@@
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. 6 IoCs

resource	yara_rule
behavioral1/memory/2540-28-0x0000000000400000-0x0000000000442000-memory.dmp	INDICATOR_EXE_Packed_GEN01
behavioral1/memory/2540-30-0x0000000000400000-0x0000000000442000-memory.dmp	INDICATOR_EXE_Packed_GEN01
behavioral1/memory/2540-35-0x0000000000400000-0x0000000000442000-memory.dmp	INDICATOR_EXE_Packed_GEN01
behavioral1/memory/2540-37-0x0000000000400000-0x0000000000442000-memory.dmp	INDICATOR_EXE_Packed_GEN01
behavioral1/memory/2540-40-0x0000000000400000-0x0000000000442000-memory.dmp	INDICATOR_EXE_Packed_GEN01
behavioral1/memory/2540-46-0x0000000004A40000-0x0000000004A80000-memory.dmp	INDICATOR_EXE_Packed_GEN01

Detects binaries (Windows and macOS) referencing many web browsers. Observed in information stealers. 6 IoCs

resource	yara_rule
behavioral1/memory/2540-28-0x0000000000400000-0x0000000000442000-memory.dmp	INDICATOR_SUSPICIOUS_Binary_References_Browsers
behavioral1/memory/2540-30-0x0000000000400000-0x0000000000442000-memory.dmp	INDICATOR_SUSPICIOUS_Binary_References_Browsers
behavioral1/memory/2540-35-0x0000000000400000-0x0000000000442000-memory.dmp	INDICATOR_SUSPICIOUS_Binary_References_Browsers
behavioral1/memory/2540-37-0x0000000000400000-0x0000000000442000-memory.dmp	INDICATOR_SUSPICIOUS_Binary_References_Browsers
behavioral1/memory/2540-40-0x0000000000400000-0x0000000000442000-memory.dmp	INDICATOR_SUSPICIOUS_Binary_References_Browsers
behavioral1/memory/2540-46-0x0000000004A40000-0x0000000004A80000-memory.dmp	INDICATOR_SUSPICIOUS_Binary_References_Browsers

Detects executables referencing Windows vault credential objects. Observed in infostealers 6 IoCs

resource	yara_rule
behavioral1/memory/2540-28-0x0000000000400000-0x0000000000442000-memory.dmp	INDICATOR_SUSPICIOUS_EXE_VaultSchemaGUID
behavioral1/memory/2540-30-0x0000000000400000-0x0000000000442000-memory.dmp	INDICATOR_SUSPICIOUS_EXE_VaultSchemaGUID
behavioral1/memory/2540-35-0x0000000000400000-0x0000000000442000-memory.dmp	INDICATOR_SUSPICIOUS_EXE_VaultSchemaGUID
behavioral1/memory/2540-37-0x0000000000400000-0x0000000000442000-memory.dmp	INDICATOR_SUSPICIOUS_EXE_VaultSchemaGUID
behavioral1/memory/2540-40-0x0000000000400000-0x0000000000442000-memory.dmp	INDICATOR_SUSPICIOUS_EXE_VaultSchemaGUID
behavioral1/memory/2540-46-0x0000000004A40000-0x0000000004A80000-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 6 IoCs

resource	yara_rule
behavioral1/memory/2540-28-0x0000000000400000-0x0000000000442000-memory.dmp	INDICATOR_SUSPICIOUS_EXE_References_Confidential_Data_Store
behavioral1/memory/2540-30-0x0000000000400000-0x0000000000442000-memory.dmp	INDICATOR_SUSPICIOUS_EXE_References_Confidential_Data_Store
behavioral1/memory/2540-35-0x0000000000400000-0x0000000000442000-memory.dmp	INDICATOR_SUSPICIOUS_EXE_References_Confidential_Data_Store
behavioral1/memory/2540-37-0x0000000000400000-0x0000000000442000-memory.dmp	INDICATOR_SUSPICIOUS_EXE_References_Confidential_Data_Store
behavioral1/memory/2540-40-0x0000000000400000-0x0000000000442000-memory.dmp	INDICATOR_SUSPICIOUS_EXE_References_Confidential_Data_Store
behavioral1/memory/2540-46-0x0000000004A40000-0x0000000004A80000-memory.dmp	INDICATOR_SUSPICIOUS_EXE_References_Confidential_Data_Store

Detects executables referencing many email and collaboration clients. Observed in information stealers 6 IoCs

resource	yara_rule
behavioral1/memory/2540-28-0x0000000000400000-0x0000000000442000-memory.dmp	INDICATOR_SUSPICIOUS_EXE_References_Messaging_Clients
behavioral1/memory/2540-30-0x0000000000400000-0x0000000000442000-memory.dmp	INDICATOR_SUSPICIOUS_EXE_References_Messaging_Clients
behavioral1/memory/2540-35-0x0000000000400000-0x0000000000442000-memory.dmp	INDICATOR_SUSPICIOUS_EXE_References_Messaging_Clients
behavioral1/memory/2540-37-0x0000000000400000-0x0000000000442000-memory.dmp	INDICATOR_SUSPICIOUS_EXE_References_Messaging_Clients
behavioral1/memory/2540-40-0x0000000000400000-0x0000000000442000-memory.dmp	INDICATOR_SUSPICIOUS_EXE_References_Messaging_Clients
behavioral1/memory/2540-46-0x0000000004A40000-0x0000000004A80000-memory.dmp	INDICATOR_SUSPICIOUS_EXE_References_Messaging_Clients

Detects executables referencing many file transfer clients. Observed in information stealers 6 IoCs

resource	yara_rule
behavioral1/memory/2540-28-0x0000000000400000-0x0000000000442000-memory.dmp	INDICATOR_SUSPICIOUS_EXE_Referenfces_File_Transfer_Clients
behavioral1/memory/2540-30-0x0000000000400000-0x0000000000442000-memory.dmp	INDICATOR_SUSPICIOUS_EXE_Referenfces_File_Transfer_Clients
behavioral1/memory/2540-35-0x0000000000400000-0x0000000000442000-memory.dmp	INDICATOR_SUSPICIOUS_EXE_Referenfces_File_Transfer_Clients
behavioral1/memory/2540-37-0x0000000000400000-0x0000000000442000-memory.dmp	INDICATOR_SUSPICIOUS_EXE_Referenfces_File_Transfer_Clients
behavioral1/memory/2540-40-0x0000000000400000-0x0000000000442000-memory.dmp	INDICATOR_SUSPICIOUS_EXE_Referenfces_File_Transfer_Clients
behavioral1/memory/2540-46-0x0000000004A40000-0x0000000004A80000-memory.dmp	INDICATOR_SUSPICIOUS_EXE_Referenfces_File_Transfer_Clients

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 2420 set thread context of 2540	2420	42f49c36922c915d7bd0504bb1893842a2712c83616191bad4537fb00ff4bb71.exe	35

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
2656	schtasks.exe

Suspicious behavior: EnumeratesProcesses 8 IoCs

pid	Process
2420	42f49c36922c915d7bd0504bb1893842a2712c83616191bad4537fb00ff4bb71.exe
2680	powershell.exe
2728	powershell.exe
2420	42f49c36922c915d7bd0504bb1893842a2712c83616191bad4537fb00ff4bb71.exe
2420	42f49c36922c915d7bd0504bb1893842a2712c83616191bad4537fb00ff4bb71.exe
2420	42f49c36922c915d7bd0504bb1893842a2712c83616191bad4537fb00ff4bb71.exe
2540	RegSvcs.exe
2540	RegSvcs.exe

Suspicious use of AdjustPrivilegeToken 4 IoCs

description	pid	Process
Token: SeDebugPrivilege	2420	42f49c36922c915d7bd0504bb1893842a2712c83616191bad4537fb00ff4bb71.exe
Token: SeDebugPrivilege	2680	powershell.exe
Token: SeDebugPrivilege	2728	powershell.exe
Token: SeDebugPrivilege	2540	RegSvcs.exe

Suspicious use of WriteProcessMemory 31 IoCs

description	pid	Process	procid_target
PID 2420 wrote to memory of 2728	2420	42f49c36922c915d7bd0504bb1893842a2712c83616191bad4537fb00ff4bb71.exe	28
PID 2420 wrote to memory of 2728	2420	42f49c36922c915d7bd0504bb1893842a2712c83616191bad4537fb00ff4bb71.exe	28
PID 2420 wrote to memory of 2728	2420	42f49c36922c915d7bd0504bb1893842a2712c83616191bad4537fb00ff4bb71.exe	28
PID 2420 wrote to memory of 2728	2420	42f49c36922c915d7bd0504bb1893842a2712c83616191bad4537fb00ff4bb71.exe	28
PID 2420 wrote to memory of 2680	2420	42f49c36922c915d7bd0504bb1893842a2712c83616191bad4537fb00ff4bb71.exe	30
PID 2420 wrote to memory of 2680	2420	42f49c36922c915d7bd0504bb1893842a2712c83616191bad4537fb00ff4bb71.exe	30
PID 2420 wrote to memory of 2680	2420	42f49c36922c915d7bd0504bb1893842a2712c83616191bad4537fb00ff4bb71.exe	30
PID 2420 wrote to memory of 2680	2420	42f49c36922c915d7bd0504bb1893842a2712c83616191bad4537fb00ff4bb71.exe	30
PID 2420 wrote to memory of 2656	2420	42f49c36922c915d7bd0504bb1893842a2712c83616191bad4537fb00ff4bb71.exe	32
PID 2420 wrote to memory of 2656	2420	42f49c36922c915d7bd0504bb1893842a2712c83616191bad4537fb00ff4bb71.exe	32
PID 2420 wrote to memory of 2656	2420	42f49c36922c915d7bd0504bb1893842a2712c83616191bad4537fb00ff4bb71.exe	32
PID 2420 wrote to memory of 2656	2420	42f49c36922c915d7bd0504bb1893842a2712c83616191bad4537fb00ff4bb71.exe	32
PID 2420 wrote to memory of 2524	2420	42f49c36922c915d7bd0504bb1893842a2712c83616191bad4537fb00ff4bb71.exe	34
PID 2420 wrote to memory of 2524	2420	42f49c36922c915d7bd0504bb1893842a2712c83616191bad4537fb00ff4bb71.exe	34
PID 2420 wrote to memory of 2524	2420	42f49c36922c915d7bd0504bb1893842a2712c83616191bad4537fb00ff4bb71.exe	34
PID 2420 wrote to memory of 2524	2420	42f49c36922c915d7bd0504bb1893842a2712c83616191bad4537fb00ff4bb71.exe	34
PID 2420 wrote to memory of 2524	2420	42f49c36922c915d7bd0504bb1893842a2712c83616191bad4537fb00ff4bb71.exe	34
PID 2420 wrote to memory of 2524	2420	42f49c36922c915d7bd0504bb1893842a2712c83616191bad4537fb00ff4bb71.exe	34
PID 2420 wrote to memory of 2524	2420	42f49c36922c915d7bd0504bb1893842a2712c83616191bad4537fb00ff4bb71.exe	34
PID 2420 wrote to memory of 2540	2420	42f49c36922c915d7bd0504bb1893842a2712c83616191bad4537fb00ff4bb71.exe	35
PID 2420 wrote to memory of 2540	2420	42f49c36922c915d7bd0504bb1893842a2712c83616191bad4537fb00ff4bb71.exe	35
PID 2420 wrote to memory of 2540	2420	42f49c36922c915d7bd0504bb1893842a2712c83616191bad4537fb00ff4bb71.exe	35
PID 2420 wrote to memory of 2540	2420	42f49c36922c915d7bd0504bb1893842a2712c83616191bad4537fb00ff4bb71.exe	35
PID 2420 wrote to memory of 2540	2420	42f49c36922c915d7bd0504bb1893842a2712c83616191bad4537fb00ff4bb71.exe	35
PID 2420 wrote to memory of 2540	2420	42f49c36922c915d7bd0504bb1893842a2712c83616191bad4537fb00ff4bb71.exe	35
PID 2420 wrote to memory of 2540	2420	42f49c36922c915d7bd0504bb1893842a2712c83616191bad4537fb00ff4bb71.exe	35
PID 2420 wrote to memory of 2540	2420	42f49c36922c915d7bd0504bb1893842a2712c83616191bad4537fb00ff4bb71.exe	35
PID 2420 wrote to memory of 2540	2420	42f49c36922c915d7bd0504bb1893842a2712c83616191bad4537fb00ff4bb71.exe	35
PID 2420 wrote to memory of 2540	2420	42f49c36922c915d7bd0504bb1893842a2712c83616191bad4537fb00ff4bb71.exe	35
PID 2420 wrote to memory of 2540	2420	42f49c36922c915d7bd0504bb1893842a2712c83616191bad4537fb00ff4bb71.exe	35
PID 2420 wrote to memory of 2540	2420	42f49c36922c915d7bd0504bb1893842a2712c83616191bad4537fb00ff4bb71.exe	35

C:\Users\Admin\AppData\Local\Temp\42f49c36922c915d7bd0504bb1893842a2712c83616191bad4537fb00ff4bb71.exe
"C:\Users\Admin\AppData\Local\Temp\42f49c36922c915d7bd0504bb1893842a2712c83616191bad4537fb00ff4bb71.exe"
1⤵
- Suspicious use of SetThreadContext
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
PID:2420
- 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\42f49c36922c915d7bd0504bb1893842a2712c83616191bad4537fb00ff4bb71.exe"
  2⤵
  - Suspicious behavior: EnumeratesProcesses
  - Suspicious use of AdjustPrivilegeToken
  PID:2728
- C:\Windows\SysWOW64\WindowsPowerShell\v1.0\powershell.exe
  "C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe" Add-MpPreference -ExclusionPath "C:\Users\Admin\AppData\Roaming\pjXsuZUE.exe"
  2⤵
  - Suspicious behavior: EnumeratesProcesses
  - Suspicious use of AdjustPrivilegeToken
  PID:2680
- C:\Windows\SysWOW64\schtasks.exe
  "C:\Windows\System32\schtasks.exe" /Create /TN "Updates\pjXsuZUE" /XML "C:\Users\Admin\AppData\Local\Temp\tmp420F.tmp"
  2⤵
  - Creates scheduled task(s)
  PID:2656
- C:\Windows\Microsoft.NET\Framework\v4.0.30319\RegSvcs.exe
  "C:\Windows\Microsoft.NET\Framework\v4.0.30319\RegSvcs.exe"
  2⤵
  PID:2524
- C:\Windows\Microsoft.NET\Framework\v4.0.30319\RegSvcs.exe
  "C:\Windows\Microsoft.NET\Framework\v4.0.30319\RegSvcs.exe"
  2⤵
  - Suspicious behavior: EnumeratesProcesses
  - Suspicious use of AdjustPrivilegeToken
  PID:2540

Network

MITRE ATT&CK Enterprise v15

Reconnaissance

Resource Development

Initial Access

Execution

Scheduled Task/Job

T1053

Persistence

Scheduled Task/Job

T1053

Privilege Escalation

Scheduled Task/Job

T1053

Defense Evasion

Credential Access

Discovery

System Information Discovery

T1082

Lateral Movement

Collection

Command and Control

Exfiltration

Impact

Replay Monitor

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Downloads

C:\Users\Admin\AppData\Local\Temp\tmp420F.tmp

Filesize
1KB

MD5
85703a146880f6779d79919e58a31b64

SHA1
30d2a0017f6b55a07af5edd70e52b75014110003

SHA256
e1da194ea3c01b103db3e1cfc51949a03741685adf7dc5ce1441a7d015604b51

SHA512
bc4751bdee5b2776a0c6ea4892f8bb10b59867df54a45004b393e908eac33b8105b6858a0cb2b01efb4072eb026d6011970fe92a06f75747e0710d733295f4a9

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

Filesize
7KB

MD5
1eda6f45e1ee5cf1916f634967bc9df4

SHA1
d858aac6bf8d90c6492be1017be925761445103e

SHA256
5733f5e1e43d821bb589e146085a7e0b272ddc3e3213d02c99b4eb3fbd7fd4d5

SHA512
05d161032e78fff30cb03ea47364d33dacc141490f037e93476f6105cb42151ae67356afa193c56027da7e81120ab437b7f369dc4667d5793ee02c4da2d2bb6f

Download Submit
memory/2420-0-0x0000000000B80000-0x0000000000C40000-memory.dmp

Filesize
768KB

Download
memory/2420-1-0x0000000074880000-0x0000000074F6E000-memory.dmp

Filesize
6.9MB

Download
memory/2420-2-0x0000000004650000-0x0000000004690000-memory.dmp

Filesize
256KB

Download
memory/2420-3-0x0000000000360000-0x0000000000374000-memory.dmp

Filesize
80KB

Download
memory/2420-4-0x00000000003F0000-0x00000000003FA000-memory.dmp

Filesize
40KB

Download
memory/2420-5-0x0000000000400000-0x000000000040E000-memory.dmp

Filesize
56KB

Download
memory/2420-6-0x0000000005060000-0x00000000050E8000-memory.dmp

Filesize
544KB

Download
memory/2420-39-0x0000000074880000-0x0000000074F6E000-memory.dmp

Filesize
6.9MB

Download
memory/2540-41-0x0000000073630000-0x0000000073D1E000-memory.dmp

Filesize
6.9MB

Download
memory/2540-37-0x0000000000400000-0x0000000000442000-memory.dmp

Filesize
264KB

Download
memory/2540-46-0x0000000004A40000-0x0000000004A80000-memory.dmp

Filesize
256KB

Download
memory/2540-24-0x0000000000400000-0x0000000000442000-memory.dmp

Filesize
264KB

Download
memory/2540-45-0x0000000073630000-0x0000000073D1E000-memory.dmp

Filesize
6.9MB

Download
memory/2540-28-0x0000000000400000-0x0000000000442000-memory.dmp

Filesize
264KB

Download
memory/2540-42-0x0000000004A40000-0x0000000004A80000-memory.dmp

Filesize
256KB

Download
memory/2540-32-0x000000007EFDE000-0x000000007EFDF000-memory.dmp

Filesize
4KB

Download
memory/2540-30-0x0000000000400000-0x0000000000442000-memory.dmp

Filesize
264KB

Download
memory/2540-40-0x0000000000400000-0x0000000000442000-memory.dmp

Filesize
264KB

Download
memory/2540-35-0x0000000000400000-0x0000000000442000-memory.dmp

Filesize
264KB

Download
memory/2540-21-0x0000000000400000-0x0000000000442000-memory.dmp

Filesize
264KB

Download
memory/2680-29-0x0000000002800000-0x0000000002840000-memory.dmp

Filesize
256KB

Download
memory/2680-27-0x000000006F6B0000-0x000000006FC5B000-memory.dmp

Filesize
5.7MB

Download
memory/2680-31-0x0000000002800000-0x0000000002840000-memory.dmp

Filesize
256KB

Download
memory/2680-19-0x000000006F6B0000-0x000000006FC5B000-memory.dmp

Filesize
5.7MB

Download
memory/2680-43-0x000000006F6B0000-0x000000006FC5B000-memory.dmp

Filesize
5.7MB

Download
memory/2728-33-0x0000000001DA0000-0x0000000001DE0000-memory.dmp

Filesize
256KB

Download
memory/2728-22-0x0000000001DA0000-0x0000000001DE0000-memory.dmp

Filesize
256KB

Download
memory/2728-44-0x000000006F6B0000-0x000000006FC5B000-memory.dmp

Filesize
5.7MB

Download
memory/2728-25-0x000000006F6B0000-0x000000006FC5B000-memory.dmp

Filesize
5.7MB

Download
memory/2728-20-0x000000006F6B0000-0x000000006FC5B000-memory.dmp

Filesize
5.7MB

Download