agenttesla | 41f42c51eae4e230acff3a90db82fbaac022ee71c91eae7478069792833fc3f9

Analysis

max time kernel
146s
max time network
153s
platform
windows10-2004_x64
resource
win10v2004-20240508-en
resource tags

arch:x64arch:x86image:win10v2004-20240508-enlocale:en-usos:windows10-2004-x64system
submitted
20-06-2024 01:11

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General

Target

shipping documents.exe
Size

663KB
MD5

dd1c0c05fece823d0c57d0c507e9deb2
SHA1

cfad01e0218e8ccc2adf740edc8bc594a0b3cd20
SHA256

ba5b16c28def8e5d0ea0a09bf25b4d980fe89e3537f7034d775ccdf3bd9f5035
SHA512

cd186111b32a33e23a9af82e986415ab45a75176248c5b3c178330fee14824dae5ff9ee2a90c84cb1f481ea22fdc9462f80411e0ffaf5d9080d722c3e7244272
SSDEEP

12288:eFIsPALKLE97fl/JJ1B+7rdVYBbP7NYzDa2HQUphVonpX+Apg1k/oNRKFXlXDtkA:4IK+dlL1BSrdCB9YqhUKKVNRiNLznZ

Score

10^/10

agenttesla execution keylogger persistence spyware stealer trojan

Malware Config

Extracted

Family

agenttesla

Credentials

Protocol: smtp
Host:
mail.springandsummer.lk
Port:
587
Username:
[email protected]
Password:
anu##323
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/1108-26-0x0000000000400000-0x0000000000442000-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/1108-26-0x0000000000400000-0x0000000000442000-memory.dmp	INDICATOR_SUSPICIOUS_Binary_References_Browsers

Detects executables packed with SmartAssembly 1 IoCs

resource	yara_rule
behavioral2/memory/1300-9-0x0000000005B80000-0x0000000005B8C000-memory.dmp	INDICATOR_EXE_Packed_SmartAssembly

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

resource	yara_rule
behavioral2/memory/1108-26-0x0000000000400000-0x0000000000442000-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/1108-26-0x0000000000400000-0x0000000000442000-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/1108-26-0x0000000000400000-0x0000000000442000-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/1108-26-0x0000000000400000-0x0000000000442000-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
3916	powershell.exe
4084	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-1-5-21-4124900551-4068476067-3491212533-1000\Control Panel\International\Geo\Nation	shipping documents.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-1-5-21-4124900551-4068476067-3491212533-1000\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 1300 set thread context of 1108	1300	shipping documents.exe	91

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

System Information Discovery
T1082

Scheduled Task/Job: Scheduled Task 1 TTPs 1 IoCs

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

persistence execution

Scheduled Task

T1053.005

pid	Process
1688	schtasks.exe

Suspicious behavior: EnumeratesProcesses 13 IoCs

pid	Process
1300	shipping documents.exe
1300	shipping documents.exe
1300	shipping documents.exe
1300	shipping documents.exe
1300	shipping documents.exe
1300	shipping documents.exe
3916	powershell.exe
1300	shipping documents.exe
4084	powershell.exe
1108	RegSvcs.exe
1108	RegSvcs.exe
3916	powershell.exe
4084	powershell.exe

Suspicious use of AdjustPrivilegeToken 4 IoCs

description	pid	Process
Token: SeDebugPrivilege	1300	shipping documents.exe
Token: SeDebugPrivilege	4084	powershell.exe
Token: SeDebugPrivilege	3916	powershell.exe
Token: SeDebugPrivilege	1108	RegSvcs.exe

Suspicious use of WriteProcessMemory 17 IoCs

description	pid	Process	procid_target
PID 1300 wrote to memory of 3916	1300	shipping documents.exe	85
PID 1300 wrote to memory of 3916	1300	shipping documents.exe	85
PID 1300 wrote to memory of 3916	1300	shipping documents.exe	85
PID 1300 wrote to memory of 4084	1300	shipping documents.exe	87
PID 1300 wrote to memory of 4084	1300	shipping documents.exe	87
PID 1300 wrote to memory of 4084	1300	shipping documents.exe	87
PID 1300 wrote to memory of 1688	1300	shipping documents.exe	89
PID 1300 wrote to memory of 1688	1300	shipping documents.exe	89
PID 1300 wrote to memory of 1688	1300	shipping documents.exe	89
PID 1300 wrote to memory of 1108	1300	shipping documents.exe	91
PID 1300 wrote to memory of 1108	1300	shipping documents.exe	91
PID 1300 wrote to memory of 1108	1300	shipping documents.exe	91
PID 1300 wrote to memory of 1108	1300	shipping documents.exe	91
PID 1300 wrote to memory of 1108	1300	shipping documents.exe	91
PID 1300 wrote to memory of 1108	1300	shipping documents.exe	91
PID 1300 wrote to memory of 1108	1300	shipping documents.exe	91
PID 1300 wrote to memory of 1108	1300	shipping documents.exe	91

C:\Users\Admin\AppData\Local\Temp\shipping documents.exe
"C:\Users\Admin\AppData\Local\Temp\shipping documents.exe"
1⤵
- Checks computer location settings
- Suspicious use of SetThreadContext
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
PID:1300
- 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\shipping documents.exe"
  2⤵
  - Command and Scripting Interpreter: PowerShell
  - Suspicious behavior: EnumeratesProcesses
  - Suspicious use of AdjustPrivilegeToken
  PID:3916
- C:\Windows\SysWOW64\WindowsPowerShell\v1.0\powershell.exe
  "C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe" Add-MpPreference -ExclusionPath "C:\Users\Admin\AppData\Roaming\AxawoKKXrVH.exe"
  2⤵
  - Command and Scripting Interpreter: PowerShell
  - Suspicious behavior: EnumeratesProcesses
  - Suspicious use of AdjustPrivilegeToken
  PID:4084
- C:\Windows\SysWOW64\schtasks.exe
  "C:\Windows\System32\schtasks.exe" /Create /TN "Updates\AxawoKKXrVH" /XML "C:\Users\Admin\AppData\Local\Temp\tmp9C21.tmp"
  2⤵
  - Scheduled Task/Job: Scheduled Task
  PID:1688
- 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:1108

Network

MITRE ATT&CK Enterprise v15

Reconnaissance

Resource Development

Initial Access

Execution

Command and Scripting Interpreter

T1059

PowerShell

T1059.001

Scheduled Task/Job

T1053

Scheduled Task

T1053.005

Persistence

Boot or Logon Autostart Execution

T1547

Registry Run Keys / Startup Folder

T1547.001

Scheduled Task/Job

T1053

Scheduled Task

T1053.005

Privilege Escalation

Boot or Logon Autostart Execution

T1547

Registry Run Keys / Startup Folder

T1547.001

Scheduled Task/Job

T1053

Scheduled Task

T1053.005

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\Temp\__PSScriptPolicyTest_jnw20fjx.1vc.ps1

Filesize
60B

MD5
d17fe0a3f47be24a6453e9ef58c94641

SHA1
6ab83620379fc69f80c0242105ddffd7d98d5d9d

SHA256
96ad1146eb96877eab5942ae0736b82d8b5e2039a80d3d6932665c1a4c87dcf7

SHA512
5b592e58f26c264604f98f6aa12860758ce606d1c63220736cf0c779e4e18e3cec8706930a16c38b20161754d1017d1657d35258e58ca22b18f5b232880dec82

Download Submit
C:\Users\Admin\AppData\Local\Temp\tmp9C21.tmp

Filesize
1KB

MD5
4236252b65fe3d542455bb26a385a2c6

SHA1
a8175d47629d0ee38e448a9c0923c5afa9ea9f78

SHA256
5c16f15b9b7e145d601d2d1bc8843f68cd313da1b601b5db51f4bff20f6cf4a5

SHA512
3cc0050ce3540711b023ec226c29ee9b4199ba647f2b3b8c19df405d6bc6d03fa09c3014e6ba92f8d61221812f9aace741821b6f8c641d920be6f40afdb87f54

Download Submit
memory/1108-85-0x00000000066A0000-0x00000000066F0000-memory.dmp

Filesize
320KB

Download
memory/1108-26-0x0000000000400000-0x0000000000442000-memory.dmp

Filesize
264KB

Download
memory/1300-16-0x000000007501E000-0x000000007501F000-memory.dmp

Filesize
4KB

Download
memory/1300-3-0x00000000056D0000-0x0000000005762000-memory.dmp

Filesize
584KB

Download
memory/1300-6-0x0000000075010000-0x00000000757C0000-memory.dmp

Filesize
7.7MB

Download
memory/1300-27-0x0000000075010000-0x00000000757C0000-memory.dmp

Filesize
7.7MB

Download
memory/1300-9-0x0000000005B80000-0x0000000005B8C000-memory.dmp

Filesize
48KB

Download
memory/1300-8-0x0000000005B60000-0x0000000005B68000-memory.dmp

Filesize
32KB

Download
memory/1300-10-0x0000000006A10000-0x0000000006A94000-memory.dmp

Filesize
528KB

Download
memory/1300-0-0x000000007501E000-0x000000007501F000-memory.dmp

Filesize
4KB

Download
memory/1300-1-0x0000000000D90000-0x0000000000E38000-memory.dmp

Filesize
672KB

Download
memory/1300-2-0x0000000005BE0000-0x0000000006184000-memory.dmp

Filesize
5.6MB

Download
memory/1300-7-0x0000000005A20000-0x0000000005A32000-memory.dmp

Filesize
72KB

Download
memory/1300-5-0x0000000005910000-0x00000000059AC000-memory.dmp

Filesize
624KB

Download
memory/1300-40-0x0000000075010000-0x00000000757C0000-memory.dmp

Filesize
7.7MB

Download
memory/1300-4-0x00000000056C0000-0x00000000056CA000-memory.dmp

Filesize
40KB

Download
memory/3916-19-0x0000000075010000-0x00000000757C0000-memory.dmp

Filesize
7.7MB

Download
memory/3916-23-0x0000000004DF0000-0x0000000004E12000-memory.dmp

Filesize
136KB

Download
memory/3916-24-0x00000000054E0000-0x0000000005546000-memory.dmp

Filesize
408KB

Download
memory/3916-88-0x0000000075010000-0x00000000757C0000-memory.dmp

Filesize
7.7MB

Download
memory/3916-29-0x00000000056D0000-0x0000000005A24000-memory.dmp

Filesize
3.3MB

Download
memory/3916-20-0x0000000075010000-0x00000000757C0000-memory.dmp

Filesize
7.7MB

Download
memory/3916-15-0x0000000002470000-0x00000000024A6000-memory.dmp

Filesize
216KB

Download
memory/3916-18-0x0000000004EB0000-0x00000000054D8000-memory.dmp

Filesize
6.2MB

Download
memory/3916-25-0x0000000005B80000-0x0000000005BE6000-memory.dmp

Filesize
408KB

Download
memory/3916-17-0x0000000075010000-0x00000000757C0000-memory.dmp

Filesize
7.7MB

Download
memory/3916-50-0x0000000005D70000-0x0000000005D8E000-memory.dmp

Filesize
120KB

Download
memory/3916-51-0x0000000005E40000-0x0000000005E8C000-memory.dmp

Filesize
304KB

Download
memory/3916-52-0x0000000006340000-0x0000000006372000-memory.dmp

Filesize
200KB

Download
memory/3916-53-0x0000000075870000-0x00000000758BC000-memory.dmp

Filesize
304KB

Download
memory/4084-73-0x0000000007120000-0x000000000713E000-memory.dmp

Filesize
120KB

Download
memory/4084-80-0x0000000007480000-0x0000000007491000-memory.dmp

Filesize
68KB

Download
memory/4084-74-0x0000000007150000-0x00000000071F3000-memory.dmp

Filesize
652KB

Download
memory/4084-76-0x0000000007280000-0x000000000729A000-memory.dmp

Filesize
104KB

Download
memory/4084-75-0x00000000078D0000-0x0000000007F4A000-memory.dmp

Filesize
6.5MB

Download
memory/4084-77-0x00000000072F0000-0x00000000072FA000-memory.dmp

Filesize
40KB

Download
memory/4084-79-0x0000000007500000-0x0000000007596000-memory.dmp

Filesize
600KB

Download
memory/4084-63-0x0000000075870000-0x00000000758BC000-memory.dmp

Filesize
304KB

Download
memory/4084-81-0x00000000074B0000-0x00000000074BE000-memory.dmp

Filesize
56KB

Download
memory/4084-82-0x00000000074C0000-0x00000000074D4000-memory.dmp

Filesize
80KB

Download
memory/4084-83-0x00000000075C0000-0x00000000075DA000-memory.dmp

Filesize
104KB

Download
memory/4084-84-0x00000000075A0000-0x00000000075A8000-memory.dmp

Filesize
32KB

Download
memory/4084-89-0x0000000075010000-0x00000000757C0000-memory.dmp

Filesize
7.7MB

Download
memory/4084-22-0x0000000075010000-0x00000000757C0000-memory.dmp

Filesize
7.7MB

Download
memory/4084-30-0x0000000075010000-0x00000000757C0000-memory.dmp

Filesize
7.7MB

Download