agenttesla | b4db822fef33feb78cf74c835c5bb0ade28759d4c5d2ced9cdb410e472bab6cc

Analysis

max time kernel
147s
max time network
150s
platform
windows10-2004_x64
resource
win10v2004-20240508-en
resource tags

arch:x64arch:x86image:win10v2004-20240508-enlocale:en-usos:windows10-2004-x64system
submitted
12/06/2024, 02:02

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General

Target

b4db822fef33feb78cf74c835c5bb0ade28759d4c5d2ced9cdb410e472bab6cc.exe
Size

723KB
MD5

b0fb3afb79202119f008039e193e3066
SHA1

c5b5afc6a5d061d205ca5f3e08f6e6bcabd3a4e9
SHA256

b4db822fef33feb78cf74c835c5bb0ade28759d4c5d2ced9cdb410e472bab6cc
SHA512

00cd06d946119ae8083eb6789985887e4ec8545d0e348823ca90e311b3c6e0df10a2189251d5a33ec21ed54822a36da84f82a1bce8fb7c4825b2c9249a2cbb97
SSDEEP

12288:OX0pxPV36Di8BtLaygAJWFpkgBsRW3ixBKGcd4bc/UkaBSdcJkGu2IqaBAhG3MRZ:tBFKYkJPgeKVGcCEV/d4kGu2I3yP/

Score

10^/10

agenttesla execution keylogger persistence spyware stealer trojan

Malware Config

Extracted

Family

agenttesla

Credentials

Protocol: smtp
Host:
mail.rtatlas.com
Port:
587
Username:
[email protected]
Password:
jrratlas95*+
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. 1 IoCs

resource	yara_rule
behavioral2/memory/3148-47-0x0000000000400000-0x0000000000442000-memory.dmp	INDICATOR_EXE_Packed_GEN01

Detects binaries (Windows and macOS) referencing many web browsers. Observed in information stealers. 1 IoCs

resource	yara_rule
behavioral2/memory/3148-47-0x0000000000400000-0x0000000000442000-memory.dmp	INDICATOR_SUSPICIOUS_Binary_References_Browsers

Detects executables referencing Windows vault credential objects. Observed in infostealers 1 IoCs

resource	yara_rule
behavioral2/memory/3148-47-0x0000000000400000-0x0000000000442000-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 1 IoCs

resource	yara_rule
behavioral2/memory/3148-47-0x0000000000400000-0x0000000000442000-memory.dmp	INDICATOR_SUSPICIOUS_EXE_References_Confidential_Data_Store

Detects executables referencing many email and collaboration clients. Observed in information stealers 1 IoCs

resource	yara_rule
behavioral2/memory/3148-47-0x0000000000400000-0x0000000000442000-memory.dmp	INDICATOR_SUSPICIOUS_EXE_References_Messaging_Clients

Detects executables referencing many file transfer clients. Observed in information stealers 1 IoCs

resource	yara_rule
behavioral2/memory/3148-47-0x0000000000400000-0x0000000000442000-memory.dmp	INDICATOR_SUSPICIOUS_EXE_Referenfces_File_Transfer_Clients

Command and Scripting Interpreter: PowerShell 1 TTPs 2 IoCs

Run Powershell to modify Windows Defender settings to add exclusions for file extensions, paths, and processes.

execution

PowerShell

T1059.001

pid	Process
3224	powershell.exe
4980	powershell.exe

Checks computer location settings 2 TTPs 1 IoCs

Looks up country code configured in the registry, likely geofence.

Query Registry

T1012

System Information Discovery

T1082

description	ioc	Process
Key value queried	\REGISTRY\USER\S-1-5-21-2539840389-1261165778-1087677076-1000\Control Panel\International\Geo\Nation	b4db822fef33feb78cf74c835c5bb0ade28759d4c5d2ced9cdb410e472bab6cc.exe

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-1-5-21-2539840389-1261165778-1087677076-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\boqXv = "C:\\Users\\Admin\\AppData\\Roaming\\boqXv\\boqXv.exe"	RegSvcs.exe

Suspicious use of SetThreadContext 1 IoCs

description	pid	Process	procid_target
PID 1768 set thread context of 3148	1768	b4db822fef33feb78cf74c835c5bb0ade28759d4c5d2ced9cdb410e472bab6cc.exe	90

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
1320	schtasks.exe

Suspicious behavior: EnumeratesProcesses 15 IoCs

pid	Process
1768	b4db822fef33feb78cf74c835c5bb0ade28759d4c5d2ced9cdb410e472bab6cc.exe
1768	b4db822fef33feb78cf74c835c5bb0ade28759d4c5d2ced9cdb410e472bab6cc.exe
1768	b4db822fef33feb78cf74c835c5bb0ade28759d4c5d2ced9cdb410e472bab6cc.exe
1768	b4db822fef33feb78cf74c835c5bb0ade28759d4c5d2ced9cdb410e472bab6cc.exe
1768	b4db822fef33feb78cf74c835c5bb0ade28759d4c5d2ced9cdb410e472bab6cc.exe
1768	b4db822fef33feb78cf74c835c5bb0ade28759d4c5d2ced9cdb410e472bab6cc.exe
4980	powershell.exe
3224	powershell.exe
1768	b4db822fef33feb78cf74c835c5bb0ade28759d4c5d2ced9cdb410e472bab6cc.exe
1768	b4db822fef33feb78cf74c835c5bb0ade28759d4c5d2ced9cdb410e472bab6cc.exe
1768	b4db822fef33feb78cf74c835c5bb0ade28759d4c5d2ced9cdb410e472bab6cc.exe
4980	powershell.exe
3224	powershell.exe
3148	RegSvcs.exe
3148	RegSvcs.exe

Suspicious use of AdjustPrivilegeToken 4 IoCs

description	pid	Process
Token: SeDebugPrivilege	1768	b4db822fef33feb78cf74c835c5bb0ade28759d4c5d2ced9cdb410e472bab6cc.exe
Token: SeDebugPrivilege	4980	powershell.exe
Token: SeDebugPrivilege	3224	powershell.exe
Token: SeDebugPrivilege	3148	RegSvcs.exe

Suspicious use of WriteProcessMemory 20 IoCs

description	pid	Process	procid_target
PID 1768 wrote to memory of 4980	1768	b4db822fef33feb78cf74c835c5bb0ade28759d4c5d2ced9cdb410e472bab6cc.exe	83
PID 1768 wrote to memory of 4980	1768	b4db822fef33feb78cf74c835c5bb0ade28759d4c5d2ced9cdb410e472bab6cc.exe	83
PID 1768 wrote to memory of 4980	1768	b4db822fef33feb78cf74c835c5bb0ade28759d4c5d2ced9cdb410e472bab6cc.exe	83
PID 1768 wrote to memory of 3224	1768	b4db822fef33feb78cf74c835c5bb0ade28759d4c5d2ced9cdb410e472bab6cc.exe	85
PID 1768 wrote to memory of 3224	1768	b4db822fef33feb78cf74c835c5bb0ade28759d4c5d2ced9cdb410e472bab6cc.exe	85
PID 1768 wrote to memory of 3224	1768	b4db822fef33feb78cf74c835c5bb0ade28759d4c5d2ced9cdb410e472bab6cc.exe	85
PID 1768 wrote to memory of 1320	1768	b4db822fef33feb78cf74c835c5bb0ade28759d4c5d2ced9cdb410e472bab6cc.exe	87
PID 1768 wrote to memory of 1320	1768	b4db822fef33feb78cf74c835c5bb0ade28759d4c5d2ced9cdb410e472bab6cc.exe	87
PID 1768 wrote to memory of 1320	1768	b4db822fef33feb78cf74c835c5bb0ade28759d4c5d2ced9cdb410e472bab6cc.exe	87
PID 1768 wrote to memory of 436	1768	b4db822fef33feb78cf74c835c5bb0ade28759d4c5d2ced9cdb410e472bab6cc.exe	89
PID 1768 wrote to memory of 436	1768	b4db822fef33feb78cf74c835c5bb0ade28759d4c5d2ced9cdb410e472bab6cc.exe	89
PID 1768 wrote to memory of 436	1768	b4db822fef33feb78cf74c835c5bb0ade28759d4c5d2ced9cdb410e472bab6cc.exe	89
PID 1768 wrote to memory of 3148	1768	b4db822fef33feb78cf74c835c5bb0ade28759d4c5d2ced9cdb410e472bab6cc.exe	90
PID 1768 wrote to memory of 3148	1768	b4db822fef33feb78cf74c835c5bb0ade28759d4c5d2ced9cdb410e472bab6cc.exe	90
PID 1768 wrote to memory of 3148	1768	b4db822fef33feb78cf74c835c5bb0ade28759d4c5d2ced9cdb410e472bab6cc.exe	90
PID 1768 wrote to memory of 3148	1768	b4db822fef33feb78cf74c835c5bb0ade28759d4c5d2ced9cdb410e472bab6cc.exe	90
PID 1768 wrote to memory of 3148	1768	b4db822fef33feb78cf74c835c5bb0ade28759d4c5d2ced9cdb410e472bab6cc.exe	90
PID 1768 wrote to memory of 3148	1768	b4db822fef33feb78cf74c835c5bb0ade28759d4c5d2ced9cdb410e472bab6cc.exe	90
PID 1768 wrote to memory of 3148	1768	b4db822fef33feb78cf74c835c5bb0ade28759d4c5d2ced9cdb410e472bab6cc.exe	90
PID 1768 wrote to memory of 3148	1768	b4db822fef33feb78cf74c835c5bb0ade28759d4c5d2ced9cdb410e472bab6cc.exe	90

C:\Users\Admin\AppData\Local\Temp\b4db822fef33feb78cf74c835c5bb0ade28759d4c5d2ced9cdb410e472bab6cc.exe
"C:\Users\Admin\AppData\Local\Temp\b4db822fef33feb78cf74c835c5bb0ade28759d4c5d2ced9cdb410e472bab6cc.exe"
1⤵
- Checks computer location settings
- Suspicious use of SetThreadContext
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
PID:1768
- 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\b4db822fef33feb78cf74c835c5bb0ade28759d4c5d2ced9cdb410e472bab6cc.exe"
  2⤵
  - Command and Scripting Interpreter: PowerShell
  - Suspicious behavior: EnumeratesProcesses
  - Suspicious use of AdjustPrivilegeToken
  PID:4980
- C:\Windows\SysWOW64\WindowsPowerShell\v1.0\powershell.exe
  "C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe" Add-MpPreference -ExclusionPath "C:\Users\Admin\AppData\Roaming\wQgeLGE.exe"
  2⤵
  - Command and Scripting Interpreter: PowerShell
  - Suspicious behavior: EnumeratesProcesses
  - Suspicious use of AdjustPrivilegeToken
  PID:3224
- C:\Windows\SysWOW64\schtasks.exe
  "C:\Windows\System32\schtasks.exe" /Create /TN "Updates\wQgeLGE" /XML "C:\Users\Admin\AppData\Local\Temp\tmp9BF2.tmp"
  2⤵
  - Creates scheduled task(s)
  PID:1320
- C:\Windows\Microsoft.NET\Framework\v4.0.30319\RegSvcs.exe
  "C:\Windows\Microsoft.NET\Framework\v4.0.30319\RegSvcs.exe"
  2⤵
  PID:436
- C:\Windows\Microsoft.NET\Framework\v4.0.30319\RegSvcs.exe
  "C:\Windows\Microsoft.NET\Framework\v4.0.30319\RegSvcs.exe"
  2⤵
  - Adds Run key to start application
  - Suspicious behavior: EnumeratesProcesses
  - Suspicious use of AdjustPrivilegeToken
  PID:3148

Network

MITRE ATT&CK Enterprise v15

Reconnaissance

Resource Development

Initial Access

Execution

Command and Scripting Interpreter

T1059

PowerShell

T1059.001

Scheduled Task/Job

T1053

Persistence

Boot or Logon Autostart Execution

T1547

Registry Run Keys / Startup Folder

T1547.001

Scheduled Task/Job

T1053

Privilege Escalation

Boot or Logon Autostart Execution

T1547

Registry Run Keys / Startup Folder

T1547.001

Scheduled Task/Job

T1053

Defense Evasion

Modify Registry

T1112

Credential Access

Discovery

Query Registry

T1012

System Information Discovery

T1082

Lateral Movement

Collection

Command and Control

Exfiltration

Impact

Replay Monitor

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Downloads

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

Filesize
2KB

MD5
968cb9309758126772781b83adb8a28f

SHA1
8da30e71accf186b2ba11da1797cf67f8f78b47c

SHA256
92099c10776bb7e3f2a8d1b82d4d40d0c4627e4f1bf754a6e58dfd2c2e97042a

SHA512
4bd50732f8af4d688d95999bddfd296115d7033ddc38f86c9fb1f47fde202bffa27e9088bebcaa3064ca946af2f5c1ca6cbde49d0907f0005c7ab42874515dd3

Download Submit
C:\Users\Admin\AppData\Local\Microsoft\Windows\PowerShell\StartupProfileData-NonInteractive

Filesize
18KB

MD5
55e16ed50e901ba747aec7b83bc35509

SHA1
0a4427b6dbbfd570885b99bf543bb2d29008ddab

SHA256
e48dc340e4f9761ac7017929b2d08ae707f3d1ba698fb5a3a79edf6d0f6511c4

SHA512
76a0eb1c626ed7352db2d1e49ac440696cea1942f63f07bdea6a7bf1c92d15af95e972582278a252997592fa362d57007aeefdf6eaa4878f54641b093f8b87c2

Download Submit
C:\Users\Admin\AppData\Local\Temp\__PSScriptPolicyTest_gxrng44l.fwa.ps1

Filesize
60B

MD5
d17fe0a3f47be24a6453e9ef58c94641

SHA1
6ab83620379fc69f80c0242105ddffd7d98d5d9d

SHA256
96ad1146eb96877eab5942ae0736b82d8b5e2039a80d3d6932665c1a4c87dcf7

SHA512
5b592e58f26c264604f98f6aa12860758ce606d1c63220736cf0c779e4e18e3cec8706930a16c38b20161754d1017d1657d35258e58ca22b18f5b232880dec82

Download Submit
C:\Users\Admin\AppData\Local\Temp\tmp9BF2.tmp

Filesize
1KB

MD5
8cc165a64624108c7fd8ccbbc133c8f1

SHA1
f579072eef72f857063baa874ff5d1ba19c49f53

SHA256
6e78e2a3d49e1de8b8f5e76ba4c76ba6b24dd708ea304afd97e08898f0e48868

SHA512
90687b3e08afc204514755c814b590942c8b77d140daa2579317584a979131e85677058f0517d8de187f5e6d60fe3204ebce5df54bf1d2aeaf2c7595da5d8d61

Download Submit
memory/1768-5-0x0000000074950000-0x0000000075100000-memory.dmp

Filesize
7.7MB

Download
memory/1768-0-0x000000007495E000-0x000000007495F000-memory.dmp

Filesize
4KB

Download
memory/1768-6-0x00000000057E0000-0x0000000005802000-memory.dmp

Filesize
136KB

Download
memory/1768-7-0x0000000004CF0000-0x0000000004D00000-memory.dmp

Filesize
64KB

Download
memory/1768-8-0x00000000093F0000-0x0000000009474000-memory.dmp

Filesize
528KB

Download
memory/1768-9-0x000000000C510000-0x000000000C5AC000-memory.dmp

Filesize
624KB

Download
memory/1768-14-0x000000007495E000-0x000000007495F000-memory.dmp

Filesize
4KB

Download
memory/1768-1-0x0000000000970000-0x0000000000A26000-memory.dmp

Filesize
728KB

Download
memory/1768-2-0x0000000005820000-0x0000000005DC4000-memory.dmp

Filesize
5.6MB

Download
memory/1768-3-0x0000000005310000-0x00000000053A2000-memory.dmp

Filesize
584KB

Download
memory/1768-4-0x0000000005300000-0x000000000530A000-memory.dmp

Filesize
40KB

Download
memory/1768-19-0x0000000074950000-0x0000000075100000-memory.dmp

Filesize
7.7MB

Download
memory/1768-49-0x0000000074950000-0x0000000075100000-memory.dmp

Filesize
7.7MB

Download
memory/3148-47-0x0000000000400000-0x0000000000442000-memory.dmp

Filesize
264KB

Download
memory/3148-92-0x0000000006570000-0x00000000065C0000-memory.dmp

Filesize
320KB

Download
memory/3224-76-0x0000000007AF0000-0x0000000007B0A000-memory.dmp

Filesize
104KB

Download
memory/3224-82-0x0000000007D30000-0x0000000007D44000-memory.dmp

Filesize
80KB

Download
memory/3224-90-0x0000000074950000-0x0000000075100000-memory.dmp

Filesize
7.7MB

Download
memory/3224-36-0x0000000074950000-0x0000000075100000-memory.dmp

Filesize
7.7MB

Download
memory/3224-84-0x0000000007E10000-0x0000000007E18000-memory.dmp

Filesize
32KB

Download
memory/3224-27-0x0000000074950000-0x0000000075100000-memory.dmp

Filesize
7.7MB

Download
memory/3224-83-0x0000000007E30000-0x0000000007E4A000-memory.dmp

Filesize
104KB

Download
memory/3224-35-0x0000000074950000-0x0000000075100000-memory.dmp

Filesize
7.7MB

Download
memory/3224-80-0x0000000007D20000-0x0000000007D2E000-memory.dmp

Filesize
56KB

Download
memory/3224-78-0x0000000007D70000-0x0000000007E06000-memory.dmp

Filesize
600KB

Download
memory/3224-75-0x0000000008130000-0x00000000087AA000-memory.dmp

Filesize
6.5MB

Download
memory/3224-52-0x0000000006D80000-0x0000000006DB2000-memory.dmp

Filesize
200KB

Download
memory/3224-54-0x0000000075200000-0x000000007524C000-memory.dmp

Filesize
304KB

Download
memory/3224-73-0x0000000006DE0000-0x0000000006DFE000-memory.dmp

Filesize
120KB

Download
memory/4980-21-0x00000000050F0000-0x0000000005112000-memory.dmp

Filesize
136KB

Download
memory/4980-22-0x0000000005870000-0x00000000058D6000-memory.dmp

Filesize
408KB

Download
memory/4980-51-0x00000000060E0000-0x000000000612C000-memory.dmp

Filesize
304KB

Download
memory/4980-18-0x0000000074950000-0x0000000075100000-memory.dmp

Filesize
7.7MB

Download
memory/4980-77-0x00000000073D0000-0x00000000073DA000-memory.dmp

Filesize
40KB

Download
memory/4980-50-0x0000000006030000-0x000000000604E000-memory.dmp

Filesize
120KB

Download
memory/4980-53-0x0000000075200000-0x000000007524C000-memory.dmp

Filesize
304KB

Download
memory/4980-79-0x0000000007560000-0x0000000007571000-memory.dmp

Filesize
68KB

Download
memory/4980-74-0x0000000007220000-0x00000000072C3000-memory.dmp

Filesize
652KB

Download
memory/4980-20-0x0000000074950000-0x0000000075100000-memory.dmp

Filesize
7.7MB

Download
memory/4980-26-0x00000000059E0000-0x0000000005A46000-memory.dmp

Filesize
408KB

Download
memory/4980-37-0x0000000005B50000-0x0000000005EA4000-memory.dmp

Filesize
3.3MB

Download
memory/4980-17-0x0000000005150000-0x0000000005778000-memory.dmp

Filesize
6.2MB

Download
memory/4980-91-0x0000000074950000-0x0000000075100000-memory.dmp

Filesize
7.7MB

Download
memory/4980-16-0x0000000074950000-0x0000000075100000-memory.dmp

Filesize
7.7MB

Download
memory/4980-15-0x0000000004A70000-0x0000000004AA6000-memory.dmp

Filesize
216KB

Download