agenttesla | a10db4a32bc04c57136f017b47e83743fd7daf6ac12566fa77455945af2ef7a6

Analysis

max time kernel
142s
max time network
159s
platform
windows10-2004_x64
resource
win10v2004-20231215-en
resource tags

arch:x64arch:x86image:win10v2004-20231215-enlocale:en-usos:windows10-2004-x64system
submitted
15/01/2024, 01:09

Sharing

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General

Target

a10db4a32bc04c57136f017b47e83743fd7daf6ac12566fa77455945af2ef7a6.exe
Size

835KB
MD5

903bd31c1b36ff31fe79e084c55180cf
SHA1

dc6915232c252618e720d124468924acd32601c2
SHA256

a10db4a32bc04c57136f017b47e83743fd7daf6ac12566fa77455945af2ef7a6
SHA512

bbc0650764fbd9e0e46cfcc67555dbfb3989d78c0152f511969bae028a194fb3aa161ebf94385604d5369535869ac3aedbfd343f99cc91c2fe6b46df03e0287b
SSDEEP

12288:7dSETzZH2SYBjmvLghk4AEqgaJr5/Ca1bW91aETOF4yimUD/:5SSY8LzdJYag9coOp

Score

10^/10

agenttesla collection keylogger spyware stealer trojan

Malware Config

Extracted

Family

agenttesla

Credentials

Protocol: smtp
Host:
mail.wrklearning.com
Port:
587
Username:
[email protected]
Password:
worke2300
Email To:
[email protected]

Signatures

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

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-1-5-21-996941297-2279405024-2328152752-1000\Control Panel\International\Geo\Nation	a10db4a32bc04c57136f017b47e83743fd7daf6ac12566fa77455945af2ef7a6.exe

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

Accesses Microsoft Outlook profiles 1 TTPs 3 IoCs

collection

Email Collection

T1114

description	ioc	Process
Key opened	\REGISTRY\USER\S-1-5-21-996941297-2279405024-2328152752-1000\Software\Microsoft\Office\15.0\Outlook\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676	a10db4a32bc04c57136f017b47e83743fd7daf6ac12566fa77455945af2ef7a6.exe
Key opened	\REGISTRY\USER\S-1-5-21-996941297-2279405024-2328152752-1000\Software\Microsoft\Windows NT\CurrentVersion\Windows Messaging Subsystem\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676	a10db4a32bc04c57136f017b47e83743fd7daf6ac12566fa77455945af2ef7a6.exe
Key opened	\REGISTRY\USER\S-1-5-21-996941297-2279405024-2328152752-1000\Software\Microsoft\Office\16.0\Outlook\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676	a10db4a32bc04c57136f017b47e83743fd7daf6ac12566fa77455945af2ef7a6.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
29	api.ipify.org
30	api.ipify.org

Suspicious use of SetThreadContext 1 IoCs

description	pid	Process	procid_target
PID 3320 set thread context of 4896	3320	a10db4a32bc04c57136f017b47e83743fd7daf6ac12566fa77455945af2ef7a6.exe	100

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
3100	schtasks.exe

Suspicious behavior: EnumeratesProcesses 6 IoCs

pid	Process
3320	a10db4a32bc04c57136f017b47e83743fd7daf6ac12566fa77455945af2ef7a6.exe
3320	a10db4a32bc04c57136f017b47e83743fd7daf6ac12566fa77455945af2ef7a6.exe
4896	a10db4a32bc04c57136f017b47e83743fd7daf6ac12566fa77455945af2ef7a6.exe
4896	a10db4a32bc04c57136f017b47e83743fd7daf6ac12566fa77455945af2ef7a6.exe
1656	powershell.exe
1656	powershell.exe

Suspicious use of AdjustPrivilegeToken 3 IoCs

description	pid	Process
Token: SeDebugPrivilege	3320	a10db4a32bc04c57136f017b47e83743fd7daf6ac12566fa77455945af2ef7a6.exe
Token: SeDebugPrivilege	4896	a10db4a32bc04c57136f017b47e83743fd7daf6ac12566fa77455945af2ef7a6.exe
Token: SeDebugPrivilege	1656	powershell.exe

Suspicious use of WriteProcessMemory 17 IoCs

description	pid	Process	procid_target
PID 3320 wrote to memory of 1656	3320	a10db4a32bc04c57136f017b47e83743fd7daf6ac12566fa77455945af2ef7a6.exe	95
PID 3320 wrote to memory of 1656	3320	a10db4a32bc04c57136f017b47e83743fd7daf6ac12566fa77455945af2ef7a6.exe	95
PID 3320 wrote to memory of 1656	3320	a10db4a32bc04c57136f017b47e83743fd7daf6ac12566fa77455945af2ef7a6.exe	95
PID 3320 wrote to memory of 3100	3320	a10db4a32bc04c57136f017b47e83743fd7daf6ac12566fa77455945af2ef7a6.exe	98
PID 3320 wrote to memory of 3100	3320	a10db4a32bc04c57136f017b47e83743fd7daf6ac12566fa77455945af2ef7a6.exe	98
PID 3320 wrote to memory of 3100	3320	a10db4a32bc04c57136f017b47e83743fd7daf6ac12566fa77455945af2ef7a6.exe	98
PID 3320 wrote to memory of 2328	3320	a10db4a32bc04c57136f017b47e83743fd7daf6ac12566fa77455945af2ef7a6.exe	99
PID 3320 wrote to memory of 2328	3320	a10db4a32bc04c57136f017b47e83743fd7daf6ac12566fa77455945af2ef7a6.exe	99
PID 3320 wrote to memory of 2328	3320	a10db4a32bc04c57136f017b47e83743fd7daf6ac12566fa77455945af2ef7a6.exe	99
PID 3320 wrote to memory of 4896	3320	a10db4a32bc04c57136f017b47e83743fd7daf6ac12566fa77455945af2ef7a6.exe	100
PID 3320 wrote to memory of 4896	3320	a10db4a32bc04c57136f017b47e83743fd7daf6ac12566fa77455945af2ef7a6.exe	100
PID 3320 wrote to memory of 4896	3320	a10db4a32bc04c57136f017b47e83743fd7daf6ac12566fa77455945af2ef7a6.exe	100
PID 3320 wrote to memory of 4896	3320	a10db4a32bc04c57136f017b47e83743fd7daf6ac12566fa77455945af2ef7a6.exe	100
PID 3320 wrote to memory of 4896	3320	a10db4a32bc04c57136f017b47e83743fd7daf6ac12566fa77455945af2ef7a6.exe	100
PID 3320 wrote to memory of 4896	3320	a10db4a32bc04c57136f017b47e83743fd7daf6ac12566fa77455945af2ef7a6.exe	100
PID 3320 wrote to memory of 4896	3320	a10db4a32bc04c57136f017b47e83743fd7daf6ac12566fa77455945af2ef7a6.exe	100
PID 3320 wrote to memory of 4896	3320	a10db4a32bc04c57136f017b47e83743fd7daf6ac12566fa77455945af2ef7a6.exe	100

outlook_office_path 1 IoCs

description	ioc	Process
Key opened	\REGISTRY\USER\S-1-5-21-996941297-2279405024-2328152752-1000\Software\Microsoft\Office\16.0\Outlook\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676	a10db4a32bc04c57136f017b47e83743fd7daf6ac12566fa77455945af2ef7a6.exe

outlook_win_path 1 IoCs

description	ioc	Process
Key opened	\REGISTRY\USER\S-1-5-21-996941297-2279405024-2328152752-1000\Software\Microsoft\Windows NT\CurrentVersion\Windows Messaging Subsystem\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676	a10db4a32bc04c57136f017b47e83743fd7daf6ac12566fa77455945af2ef7a6.exe

C:\Users\Admin\AppData\Local\Temp\a10db4a32bc04c57136f017b47e83743fd7daf6ac12566fa77455945af2ef7a6.exe
"C:\Users\Admin\AppData\Local\Temp\a10db4a32bc04c57136f017b47e83743fd7daf6ac12566fa77455945af2ef7a6.exe"
1⤵
- Checks computer location settings
- Suspicious use of SetThreadContext
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
PID:3320
- C:\Windows\SysWOW64\WindowsPowerShell\v1.0\powershell.exe
  "C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe" Add-MpPreference -ExclusionPath "C:\Users\Admin\AppData\Roaming\cvEvhohVB.exe"
  2⤵
  - Suspicious behavior: EnumeratesProcesses
  - Suspicious use of AdjustPrivilegeToken
  PID:1656
- C:\Windows\SysWOW64\schtasks.exe
  "C:\Windows\System32\schtasks.exe" /Create /TN "Updates\cvEvhohVB" /XML "C:\Users\Admin\AppData\Local\Temp\tmpC822.tmp"
  2⤵
  - Creates scheduled task(s)
  PID:3100
- C:\Users\Admin\AppData\Local\Temp\a10db4a32bc04c57136f017b47e83743fd7daf6ac12566fa77455945af2ef7a6.exe
  "C:\Users\Admin\AppData\Local\Temp\a10db4a32bc04c57136f017b47e83743fd7daf6ac12566fa77455945af2ef7a6.exe"
  2⤵
  PID:2328
- C:\Users\Admin\AppData\Local\Temp\a10db4a32bc04c57136f017b47e83743fd7daf6ac12566fa77455945af2ef7a6.exe
  "C:\Users\Admin\AppData\Local\Temp\a10db4a32bc04c57136f017b47e83743fd7daf6ac12566fa77455945af2ef7a6.exe"
  2⤵
  - Accesses Microsoft Outlook profiles
  - Suspicious behavior: EnumeratesProcesses
  - Suspicious use of AdjustPrivilegeToken
  - outlook_office_path
  - outlook_win_path
  PID:4896

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

Unsecured Credentials

T1552

Credentials In Files

T1552.001

Discovery

Query Registry

T1012

System Information Discovery

T1082

Lateral Movement

Collection

Data from Local System

T1005

Email Collection

T1114

Command and Control

Exfiltration

Impact

Replay Monitor

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Downloads

C:\Users\Admin\AppData\Local\Microsoft\CLR_v4.0_32\UsageLogs\a10db4a32bc04c57136f017b47e83743fd7daf6ac12566fa77455945af2ef7a6.exe.log

Filesize
1KB

MD5
8ec831f3e3a3f77e4a7b9cd32b48384c

SHA1
d83f09fd87c5bd86e045873c231c14836e76a05c

SHA256
7667e538030e3f8ce2886e47a01af24cb0ea70528b1e821c5d8832c5076cb982

SHA512
26bffa2406b66368bd412bf25869a792631455645992cdcade2dbc13a2e56fb546414a6a9223b94c96c38d89187add6678d4779a88b38b0c9e36be8527b213c3

Download Submit
C:\Users\Admin\AppData\Local\Temp\__PSScriptPolicyTest_sh2w54nj.2d4.ps1

Filesize
60B

MD5
d17fe0a3f47be24a6453e9ef58c94641

SHA1
6ab83620379fc69f80c0242105ddffd7d98d5d9d

SHA256
96ad1146eb96877eab5942ae0736b82d8b5e2039a80d3d6932665c1a4c87dcf7

SHA512
5b592e58f26c264604f98f6aa12860758ce606d1c63220736cf0c779e4e18e3cec8706930a16c38b20161754d1017d1657d35258e58ca22b18f5b232880dec82

Download Submit
C:\Users\Admin\AppData\Local\Temp\tmpC822.tmp

Filesize
1KB

MD5
5bd562a435b93d7d06ff22f078c87cef

SHA1
58165063711ade21a10142eb8fcf8d8af46b9b5e

SHA256
0b345b144201215fa55c769486418c6e351c1b896ffbdd36a446238a60c55fff

SHA512
a9876b2323c9cb8e970d1be4633bae5a3a3a6c065f3c6134fa70291ef551b5a8712c1bdfd69b998538e02fcf2f7dad843747e4b1d5da5be8d3c2c97dcb9304c7

Download Submit
memory/1656-57-0x0000000006E80000-0x0000000006F23000-memory.dmp

Filesize
652KB

Download
memory/1656-18-0x0000000002310000-0x0000000002320000-memory.dmp

Filesize
64KB

Download
memory/1656-64-0x00000000071C0000-0x00000000071CE000-memory.dmp

Filesize
56KB

Download
memory/1656-62-0x0000000007190000-0x00000000071A1000-memory.dmp

Filesize
68KB

Download
memory/1656-61-0x0000000007210000-0x00000000072A6000-memory.dmp

Filesize
600KB

Download
memory/1656-60-0x0000000007000000-0x000000000700A000-memory.dmp

Filesize
40KB

Download
memory/1656-58-0x00000000075D0000-0x0000000007C4A000-memory.dmp

Filesize
6.5MB

Download
memory/1656-14-0x0000000002360000-0x0000000002396000-memory.dmp

Filesize
216KB

Download
memory/1656-67-0x00000000072B0000-0x00000000072B8000-memory.dmp

Filesize
32KB

Download
memory/1656-59-0x0000000006F90000-0x0000000006FAA000-memory.dmp

Filesize
104KB

Download
memory/1656-17-0x0000000074840000-0x0000000074FF0000-memory.dmp

Filesize
7.7MB

Download
memory/1656-42-0x0000000005FF0000-0x000000000603C000-memory.dmp

Filesize
304KB

Download
memory/1656-19-0x0000000002310000-0x0000000002320000-memory.dmp

Filesize
64KB

Download
memory/1656-65-0x00000000071D0000-0x00000000071E4000-memory.dmp

Filesize
80KB

Download
memory/1656-21-0x0000000004D40000-0x0000000005368000-memory.dmp

Filesize
6.2MB

Download
memory/1656-44-0x000000007F200000-0x000000007F210000-memory.dmp

Filesize
64KB

Download
memory/1656-66-0x00000000072D0000-0x00000000072EA000-memory.dmp

Filesize
104KB

Download
memory/1656-45-0x0000000006E40000-0x0000000006E72000-memory.dmp

Filesize
200KB

Download
memory/1656-56-0x0000000006250000-0x000000000626E000-memory.dmp

Filesize
120KB

Download
memory/1656-46-0x00000000704C0000-0x000000007050C000-memory.dmp

Filesize
304KB

Download
memory/1656-29-0x0000000004BB0000-0x0000000004BD2000-memory.dmp

Filesize
136KB

Download
memory/1656-43-0x0000000002310000-0x0000000002320000-memory.dmp

Filesize
64KB

Download
memory/1656-30-0x00000000055A0000-0x0000000005606000-memory.dmp

Filesize
408KB

Download
memory/1656-70-0x0000000074840000-0x0000000074FF0000-memory.dmp

Filesize
7.7MB

Download
memory/1656-40-0x0000000005680000-0x00000000059D4000-memory.dmp

Filesize
3.3MB

Download
memory/1656-41-0x0000000005C80000-0x0000000005C9E000-memory.dmp

Filesize
120KB

Download
memory/3320-16-0x0000000074840000-0x0000000074FF0000-memory.dmp

Filesize
7.7MB

Download
memory/3320-5-0x0000000004F50000-0x0000000004F5A000-memory.dmp

Filesize
40KB

Download
memory/3320-1-0x0000000000460000-0x0000000000538000-memory.dmp

Filesize
864KB

Download
memory/3320-2-0x00000000054B0000-0x0000000005A54000-memory.dmp

Filesize
5.6MB

Download
memory/3320-26-0x0000000074840000-0x0000000074FF0000-memory.dmp

Filesize
7.7MB

Download
memory/3320-3-0x0000000004FA0000-0x0000000005032000-memory.dmp

Filesize
584KB

Download
memory/3320-20-0x0000000005200000-0x0000000005210000-memory.dmp

Filesize
64KB

Download
memory/3320-0-0x0000000074840000-0x0000000074FF0000-memory.dmp

Filesize
7.7MB

Download
memory/3320-9-0x000000000A090000-0x000000000A12C000-memory.dmp

Filesize
624KB

Download
memory/3320-8-0x0000000007930000-0x00000000079C6000-memory.dmp

Filesize
600KB

Download
memory/3320-7-0x00000000051C0000-0x00000000051CE000-memory.dmp

Filesize
56KB

Download
memory/3320-6-0x00000000051B0000-0x00000000051C2000-memory.dmp

Filesize
72KB

Download
memory/3320-4-0x0000000005200000-0x0000000005210000-memory.dmp

Filesize
64KB

Download
memory/4896-28-0x0000000005610000-0x0000000005676000-memory.dmp

Filesize
408KB

Download
memory/4896-63-0x0000000006B30000-0x0000000006B80000-memory.dmp

Filesize
320KB

Download
memory/4896-22-0x0000000000400000-0x0000000000442000-memory.dmp

Filesize
264KB

Download
memory/4896-27-0x0000000002C40000-0x0000000002C50000-memory.dmp

Filesize
64KB

Download
memory/4896-25-0x0000000074840000-0x0000000074FF0000-memory.dmp

Filesize
7.7MB

Download
memory/4896-71-0x0000000074840000-0x0000000074FF0000-memory.dmp

Filesize
7.7MB

Download
memory/4896-72-0x0000000002C40000-0x0000000002C50000-memory.dmp

Filesize
64KB

Download