agenttesla | 617aad709ac7d66890968766cc4b21481d268624d5505963058e7fa10748a57c

Analysis

max time kernel
92s
max time network
100s
platform
windows10-2004_x64
resource
win10v2004-20240802-en
resource tags

arch:x64arch:x86image:win10v2004-20240802-enlocale:en-usos:windows10-2004-x64system
submitted
18-09-2024 12:00

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General

Target

tmp67qtf_k_.exe
Size

1.0MB
MD5

bbec860047a8e57d464f8ca00ba3dd9e
SHA1

25078f4b524446d73844952780b1c80750bc8fc7
SHA256

617aad709ac7d66890968766cc4b21481d268624d5505963058e7fa10748a57c
SHA512

a4a0ec4346bb59e39b571f3f058c5211222de0a93cbc570e05cefb5f951a2e44983001c6fd7cfe7ca2bb753fd88db2ae9d64aede2f541af669589db3346827ab
SSDEEP

24576:8ctTx3fcFSvgIl5urL05mUyl7EbL9j1ui1q:FxvcmurAIEX11u

Score

10^/10

agenttesla credential_access discovery execution keylogger spyware stealer trojan

Malware Config

Extracted

Family

agenttesla

Credentials

Protocol: smtp
Host:
mail.iaa-airferight.com
Port:
587
Username:
[email protected]
Password:
manlikeyou88
Email To:
[email protected]

Signatures

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

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
4960	powershell.exe
116	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-1-5-21-945322488-2060912225-3527527000-1000\Control Panel\International\Geo\Nation	tmp67qtf_k_.exe

Suspicious use of SetThreadContext 1 IoCs

description	pid	Process	procid_target
PID 3864 set thread context of 3512	3864	tmp67qtf_k_.exe	95

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

System Information Discovery
T1082

System Location Discovery: System Language Discovery 1 TTPs 5 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	tmp67qtf_k_.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	powershell.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	powershell.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	schtasks.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	RegSvcs.exe

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
2156	schtasks.exe

Suspicious behavior: EnumeratesProcesses 6 IoCs

pid	Process
4960	powershell.exe
116	powershell.exe
3512	RegSvcs.exe
3512	RegSvcs.exe
116	powershell.exe
4960	powershell.exe

Suspicious use of AdjustPrivilegeToken 3 IoCs

description	pid	Process
Token: SeDebugPrivilege	4960	powershell.exe
Token: SeDebugPrivilege	116	powershell.exe
Token: SeDebugPrivilege	3512	RegSvcs.exe

Suspicious use of WriteProcessMemory 17 IoCs

description	pid	Process	procid_target
PID 3864 wrote to memory of 4960	3864	tmp67qtf_k_.exe	89
PID 3864 wrote to memory of 4960	3864	tmp67qtf_k_.exe	89
PID 3864 wrote to memory of 4960	3864	tmp67qtf_k_.exe	89
PID 3864 wrote to memory of 116	3864	tmp67qtf_k_.exe	91
PID 3864 wrote to memory of 116	3864	tmp67qtf_k_.exe	91
PID 3864 wrote to memory of 116	3864	tmp67qtf_k_.exe	91
PID 3864 wrote to memory of 2156	3864	tmp67qtf_k_.exe	93
PID 3864 wrote to memory of 2156	3864	tmp67qtf_k_.exe	93
PID 3864 wrote to memory of 2156	3864	tmp67qtf_k_.exe	93
PID 3864 wrote to memory of 3512	3864	tmp67qtf_k_.exe	95
PID 3864 wrote to memory of 3512	3864	tmp67qtf_k_.exe	95
PID 3864 wrote to memory of 3512	3864	tmp67qtf_k_.exe	95
PID 3864 wrote to memory of 3512	3864	tmp67qtf_k_.exe	95
PID 3864 wrote to memory of 3512	3864	tmp67qtf_k_.exe	95
PID 3864 wrote to memory of 3512	3864	tmp67qtf_k_.exe	95
PID 3864 wrote to memory of 3512	3864	tmp67qtf_k_.exe	95
PID 3864 wrote to memory of 3512	3864	tmp67qtf_k_.exe	95

C:\Users\Admin\AppData\Local\Temp\tmp67qtf_k_.exe
"C:\Users\Admin\AppData\Local\Temp\tmp67qtf_k_.exe"
1⤵
- Checks computer location settings
- Suspicious use of SetThreadContext
- System Location Discovery: System Language Discovery
- Suspicious use of WriteProcessMemory
PID:3864
- 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\tmp67qtf_k_.exe"
  2⤵
  - Command and Scripting Interpreter: PowerShell
  - System Location Discovery: System Language Discovery
  - Suspicious behavior: EnumeratesProcesses
  - Suspicious use of AdjustPrivilegeToken
  PID:4960
- C:\Windows\SysWOW64\WindowsPowerShell\v1.0\powershell.exe
  "C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe" Add-MpPreference -ExclusionPath "C:\Users\Admin\AppData\Roaming\ZQOVmHV.exe"
  2⤵
  - Command and Scripting Interpreter: PowerShell
  - System Location Discovery: System Language Discovery
  - Suspicious behavior: EnumeratesProcesses
  - Suspicious use of AdjustPrivilegeToken
  PID:116
- C:\Windows\SysWOW64\schtasks.exe
  "C:\Windows\System32\schtasks.exe" /Create /TN "Updates\ZQOVmHV" /XML "C:\Users\Admin\AppData\Local\Temp\tmpCF17.tmp"
  2⤵
  - System Location Discovery: System Language Discovery
  - Scheduled Task/Job: Scheduled Task
  PID:2156
- C:\Windows\Microsoft.NET\Framework\v4.0.30319\RegSvcs.exe
  "C:\Windows\Microsoft.NET\Framework\v4.0.30319\RegSvcs.exe"
  2⤵
  - System Location Discovery: System Language Discovery
  - Suspicious behavior: EnumeratesProcesses
  - Suspicious use of AdjustPrivilegeToken
  PID:3512

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

Scheduled Task/Job

T1053

Scheduled Task

T1053.005

Privilege Escalation

Scheduled Task/Job

T1053

Scheduled Task

T1053.005

Defense Evasion

Credential Access

Credentials from Password Stores

T1555

Credentials from Web Browsers

T1555.003

Discovery

Query Registry

T1012

System Information Discovery

T1082

System Location Discovery

T1614

System Language Discovery

T1614.001

Lateral Movement

Collection

Command and Control

Exfiltration

Impact

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Downloads

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

Filesize
2KB

MD5
3d086a433708053f9bf9523e1d87a4e8

SHA1
b3ab5d4f282a4c8fe8c3005b8a557ed5a0e37f28

SHA256
6f8fd1b8d9788ad54eaeee329232187e24b7b43393a01aeba2d6e9675231fb69

SHA512
931ae42b4c68a4507ff2342332b08eb407050d47cf4176137ea022d0f6e513c689e998445a04c6d18d4877391705c586bfce0234632b898d41aaed0957996dfd

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

Filesize
18KB

MD5
6f43ca3bcd417c0231cd84a1850f0ce8

SHA1
72fcf118443add60ab2d8b22d25f3e1c6c2de94b

SHA256
9cc5f8176355addd3cbdf2f325cb6c333d05946a47c98fd26c4ff6c9b7ebef6a

SHA512
115d81d67c2ac957b231d443b9a395769af07e3c0e23a3868a2c2930428e29853eaf74740d7a71602675bcf9466ec255993e60e2a0348ea704c4050f90618102

Download Submit
C:\Users\Admin\AppData\Local\Temp\__PSScriptPolicyTest_kbfx3q3x.av3.ps1

Filesize
60B

MD5
d17fe0a3f47be24a6453e9ef58c94641

SHA1
6ab83620379fc69f80c0242105ddffd7d98d5d9d

SHA256
96ad1146eb96877eab5942ae0736b82d8b5e2039a80d3d6932665c1a4c87dcf7

SHA512
5b592e58f26c264604f98f6aa12860758ce606d1c63220736cf0c779e4e18e3cec8706930a16c38b20161754d1017d1657d35258e58ca22b18f5b232880dec82

Download Submit
C:\Users\Admin\AppData\Local\Temp\tmpCF17.tmp

Filesize
1KB

MD5
904757f9b87bed228a93d05f9bc5fdc3

SHA1
5ac80c7b4abf87f32dab55f47f2d127927d35fa4

SHA256
b0b956f889b3e336078300d24ca05ae4ff4787803b0dc9c93aa05403928d1733

SHA512
599d2253ea6e39e826622fdc7204ffe1f06a37c50001f0832414a4d614ff3d92f9fae911718de31ae6cc796717d424f462ec6729412cdff94d3b12c888d35109

Download Submit
memory/116-78-0x0000000007200000-0x0000000007211000-memory.dmp

Filesize
68KB

Download
memory/116-22-0x0000000074710000-0x0000000074EC0000-memory.dmp

Filesize
7.7MB

Download
memory/116-52-0x0000000070DB0000-0x0000000070DFC000-memory.dmp

Filesize
304KB

Download
memory/116-51-0x00000000062A0000-0x00000000062D2000-memory.dmp

Filesize
200KB

Download
memory/116-75-0x0000000007000000-0x000000000701A000-memory.dmp

Filesize
104KB

Download
memory/116-76-0x0000000007070000-0x000000000707A000-memory.dmp

Filesize
40KB

Download
memory/116-49-0x0000000005CD0000-0x0000000005CEE000-memory.dmp

Filesize
120KB

Download
memory/116-77-0x0000000007280000-0x0000000007316000-memory.dmp

Filesize
600KB

Download
memory/116-72-0x0000000006280000-0x000000000629E000-memory.dmp

Filesize
120KB

Download
memory/116-80-0x0000000007240000-0x0000000007254000-memory.dmp

Filesize
80KB

Download
memory/116-81-0x0000000007340000-0x000000000735A000-memory.dmp

Filesize
104KB

Download
memory/116-19-0x0000000074710000-0x0000000074EC0000-memory.dmp

Filesize
7.7MB

Download
memory/116-20-0x0000000074710000-0x0000000074EC0000-memory.dmp

Filesize
7.7MB

Download
memory/116-85-0x0000000074710000-0x0000000074EC0000-memory.dmp

Filesize
7.7MB

Download
memory/3512-90-0x00000000064C0000-0x0000000006510000-memory.dmp

Filesize
320KB

Download
memory/3512-31-0x0000000000400000-0x0000000000440000-memory.dmp

Filesize
256KB

Download
memory/3864-5-0x0000000004DB0000-0x0000000004DBA000-memory.dmp

Filesize
40KB

Download
memory/3864-3-0x0000000004CF0000-0x0000000004D82000-memory.dmp

Filesize
584KB

Download
memory/3864-4-0x0000000074710000-0x0000000074EC0000-memory.dmp

Filesize
7.7MB

Download
memory/3864-1-0x00000000001F0000-0x0000000000300000-memory.dmp

Filesize
1.1MB

Download
memory/3864-0-0x000000007471E000-0x000000007471F000-memory.dmp

Filesize
4KB

Download
memory/3864-2-0x00000000051B0000-0x0000000005754000-memory.dmp

Filesize
5.6MB

Download
memory/3864-39-0x0000000074710000-0x0000000074EC0000-memory.dmp

Filesize
7.7MB

Download
memory/3864-10-0x000000000A500000-0x000000000A59C000-memory.dmp

Filesize
624KB

Download
memory/3864-9-0x0000000007CF0000-0x0000000007D72000-memory.dmp

Filesize
520KB

Download
memory/3864-8-0x0000000074710000-0x0000000074EC0000-memory.dmp

Filesize
7.7MB

Download
memory/3864-7-0x000000007471E000-0x000000007471F000-memory.dmp

Filesize
4KB

Download
memory/3864-6-0x0000000007900000-0x0000000007910000-memory.dmp

Filesize
64KB

Download
memory/4960-17-0x0000000005010000-0x0000000005638000-memory.dmp

Filesize
6.2MB

Download
memory/4960-73-0x0000000007080000-0x0000000007123000-memory.dmp

Filesize
652KB

Download
memory/4960-74-0x00000000077F0000-0x0000000007E6A000-memory.dmp

Filesize
6.5MB

Download
memory/4960-53-0x0000000070DB0000-0x0000000070DFC000-memory.dmp

Filesize
304KB

Download
memory/4960-50-0x0000000005F20000-0x0000000005F6C000-memory.dmp

Filesize
304KB

Download
memory/4960-34-0x00000000058C0000-0x0000000005C14000-memory.dmp

Filesize
3.3MB

Download
memory/4960-24-0x0000000005740000-0x0000000005762000-memory.dmp

Filesize
136KB

Download
memory/4960-79-0x00000000073E0000-0x00000000073EE000-memory.dmp

Filesize
56KB

Download
memory/4960-30-0x00000000057E0000-0x0000000005846000-memory.dmp

Filesize
408KB

Download
memory/4960-32-0x0000000005850000-0x00000000058B6000-memory.dmp

Filesize
408KB

Download
memory/4960-82-0x00000000074D0000-0x00000000074D8000-memory.dmp

Filesize
32KB

Download
memory/4960-21-0x0000000074710000-0x0000000074EC0000-memory.dmp

Filesize
7.7MB

Download
memory/4960-18-0x0000000074710000-0x0000000074EC0000-memory.dmp

Filesize
7.7MB

Download
memory/4960-16-0x0000000074710000-0x0000000074EC0000-memory.dmp

Filesize
7.7MB

Download
memory/4960-89-0x0000000074710000-0x0000000074EC0000-memory.dmp

Filesize
7.7MB

Download
memory/4960-15-0x00000000048B0000-0x00000000048E6000-memory.dmp

Filesize
216KB

Download