agenttesla | 4f86439a425e3980a2c4c6a7133161f441d3c8338d226eff67b84b180d659ec7

Analysis

max time kernel
132s
max time network
152s
platform
windows10-2004_x64
resource
win10v2004-20231215-en
resource tags

arch:x64arch:x86image:win10v2004-20231215-enlocale:en-usos:windows10-2004-x64system
submitted
13/02/2024, 03:10

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General

Target

4f86439a425e3980a2c4c6a7133161f441d3c8338d226eff67b84b180d659ec7.exe
Size

790KB
MD5

4a8534b3579fc2e0b3903dec85a38f12
SHA1

2506a0a6a2303e53e400de74c21474440e563e3b
SHA256

4f86439a425e3980a2c4c6a7133161f441d3c8338d226eff67b84b180d659ec7
SHA512

08f3c76cb933735f78fe248675919d1e4a0be54030c3d810f737a2d9d8317b378656508d13e2a1b7319a212fa29a0309b85aa23f018fd419e2dceb518821a697
SSDEEP

24576:fs3ZPyRt9g4hxWR1HJSKSta5V0CJxJUinq3:fsJ6RtugxWR1H4c5XJUinq

Score

10^/10

agenttesla keylogger spyware stealer trojan

Malware Config

Extracted

Credentials

Protocol: smtp
Host:
mail.elektronikkutu.com
Port:
587
Username:
[email protected]
Password:
9U:e3@wpS3:U7h_V

Extracted

Family

agenttesla

Credentials

Protocol: smtp
Host:
mail.elektronikkutu.com
Port:
587
Username:
[email protected]
Password:
9U:e3@wpS3:U7h_V
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/2952-23-0x0000000000400000-0x0000000000442000-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/2952-23-0x0000000000400000-0x0000000000442000-memory.dmp	INDICATOR_SUSPICIOUS_Binary_References_Browsers

Detects binaries and memory artifacts referencing sandbox DLLs typically observed in sandbox evasion 1 IoCs

resource	yara_rule
behavioral2/memory/2952-23-0x0000000000400000-0x0000000000442000-memory.dmp	INDICATOR_SUSPICIOUS_EXE_SandboxHookingDLL

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

resource	yara_rule
behavioral2/memory/2952-23-0x0000000000400000-0x0000000000442000-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/2952-23-0x0000000000400000-0x0000000000442000-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/2952-23-0x0000000000400000-0x0000000000442000-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/2952-23-0x0000000000400000-0x0000000000442000-memory.dmp	INDICATOR_SUSPICIOUS_EXE_Referenfces_File_Transfer_Clients

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-1-5-21-3791175113-1062217823-1177695025-1000\Control Panel\International\Geo\Nation	4f86439a425e3980a2c4c6a7133161f441d3c8338d226eff67b84b180d659ec7.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

Looks up external IP address via web service 1 IoCs

Uses a legitimate IP lookup service to find the infected system's external IP.

flow	ioc
47	ip-api.com

Suspicious use of SetThreadContext 1 IoCs

description	pid	Process	procid_target
PID 4324 set thread context of 2952	4324	4f86439a425e3980a2c4c6a7133161f441d3c8338d226eff67b84b180d659ec7.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
392	schtasks.exe

Suspicious behavior: EnumeratesProcesses 22 IoCs

pid	Process
4324	4f86439a425e3980a2c4c6a7133161f441d3c8338d226eff67b84b180d659ec7.exe
4324	4f86439a425e3980a2c4c6a7133161f441d3c8338d226eff67b84b180d659ec7.exe
4324	4f86439a425e3980a2c4c6a7133161f441d3c8338d226eff67b84b180d659ec7.exe
4324	4f86439a425e3980a2c4c6a7133161f441d3c8338d226eff67b84b180d659ec7.exe
4324	4f86439a425e3980a2c4c6a7133161f441d3c8338d226eff67b84b180d659ec7.exe
4324	4f86439a425e3980a2c4c6a7133161f441d3c8338d226eff67b84b180d659ec7.exe
4324	4f86439a425e3980a2c4c6a7133161f441d3c8338d226eff67b84b180d659ec7.exe
4324	4f86439a425e3980a2c4c6a7133161f441d3c8338d226eff67b84b180d659ec7.exe
4324	4f86439a425e3980a2c4c6a7133161f441d3c8338d226eff67b84b180d659ec7.exe
4324	4f86439a425e3980a2c4c6a7133161f441d3c8338d226eff67b84b180d659ec7.exe
4324	4f86439a425e3980a2c4c6a7133161f441d3c8338d226eff67b84b180d659ec7.exe
4324	4f86439a425e3980a2c4c6a7133161f441d3c8338d226eff67b84b180d659ec7.exe
4324	4f86439a425e3980a2c4c6a7133161f441d3c8338d226eff67b84b180d659ec7.exe
4324	4f86439a425e3980a2c4c6a7133161f441d3c8338d226eff67b84b180d659ec7.exe
4324	4f86439a425e3980a2c4c6a7133161f441d3c8338d226eff67b84b180d659ec7.exe
4324	4f86439a425e3980a2c4c6a7133161f441d3c8338d226eff67b84b180d659ec7.exe
4324	4f86439a425e3980a2c4c6a7133161f441d3c8338d226eff67b84b180d659ec7.exe
4324	4f86439a425e3980a2c4c6a7133161f441d3c8338d226eff67b84b180d659ec7.exe
2952	4f86439a425e3980a2c4c6a7133161f441d3c8338d226eff67b84b180d659ec7.exe
2952	4f86439a425e3980a2c4c6a7133161f441d3c8338d226eff67b84b180d659ec7.exe
2232	powershell.exe
2232	powershell.exe

Suspicious use of AdjustPrivilegeToken 3 IoCs

description	pid	Process
Token: SeDebugPrivilege	4324	4f86439a425e3980a2c4c6a7133161f441d3c8338d226eff67b84b180d659ec7.exe
Token: SeDebugPrivilege	2232	powershell.exe
Token: SeDebugPrivilege	2952	4f86439a425e3980a2c4c6a7133161f441d3c8338d226eff67b84b180d659ec7.exe

Suspicious use of SetWindowsHookEx 1 IoCs

pid	Process
2952	4f86439a425e3980a2c4c6a7133161f441d3c8338d226eff67b84b180d659ec7.exe

Suspicious use of WriteProcessMemory 20 IoCs

description	pid	Process	procid_target
PID 4324 wrote to memory of 2232	4324	4f86439a425e3980a2c4c6a7133161f441d3c8338d226eff67b84b180d659ec7.exe	94
PID 4324 wrote to memory of 2232	4324	4f86439a425e3980a2c4c6a7133161f441d3c8338d226eff67b84b180d659ec7.exe	94
PID 4324 wrote to memory of 2232	4324	4f86439a425e3980a2c4c6a7133161f441d3c8338d226eff67b84b180d659ec7.exe	94
PID 4324 wrote to memory of 392	4324	4f86439a425e3980a2c4c6a7133161f441d3c8338d226eff67b84b180d659ec7.exe	96
PID 4324 wrote to memory of 392	4324	4f86439a425e3980a2c4c6a7133161f441d3c8338d226eff67b84b180d659ec7.exe	96
PID 4324 wrote to memory of 392	4324	4f86439a425e3980a2c4c6a7133161f441d3c8338d226eff67b84b180d659ec7.exe	96
PID 4324 wrote to memory of 3440	4324	4f86439a425e3980a2c4c6a7133161f441d3c8338d226eff67b84b180d659ec7.exe	98
PID 4324 wrote to memory of 3440	4324	4f86439a425e3980a2c4c6a7133161f441d3c8338d226eff67b84b180d659ec7.exe	98
PID 4324 wrote to memory of 3440	4324	4f86439a425e3980a2c4c6a7133161f441d3c8338d226eff67b84b180d659ec7.exe	98
PID 4324 wrote to memory of 1504	4324	4f86439a425e3980a2c4c6a7133161f441d3c8338d226eff67b84b180d659ec7.exe	99
PID 4324 wrote to memory of 1504	4324	4f86439a425e3980a2c4c6a7133161f441d3c8338d226eff67b84b180d659ec7.exe	99
PID 4324 wrote to memory of 1504	4324	4f86439a425e3980a2c4c6a7133161f441d3c8338d226eff67b84b180d659ec7.exe	99
PID 4324 wrote to memory of 2952	4324	4f86439a425e3980a2c4c6a7133161f441d3c8338d226eff67b84b180d659ec7.exe	100
PID 4324 wrote to memory of 2952	4324	4f86439a425e3980a2c4c6a7133161f441d3c8338d226eff67b84b180d659ec7.exe	100
PID 4324 wrote to memory of 2952	4324	4f86439a425e3980a2c4c6a7133161f441d3c8338d226eff67b84b180d659ec7.exe	100
PID 4324 wrote to memory of 2952	4324	4f86439a425e3980a2c4c6a7133161f441d3c8338d226eff67b84b180d659ec7.exe	100
PID 4324 wrote to memory of 2952	4324	4f86439a425e3980a2c4c6a7133161f441d3c8338d226eff67b84b180d659ec7.exe	100
PID 4324 wrote to memory of 2952	4324	4f86439a425e3980a2c4c6a7133161f441d3c8338d226eff67b84b180d659ec7.exe	100
PID 4324 wrote to memory of 2952	4324	4f86439a425e3980a2c4c6a7133161f441d3c8338d226eff67b84b180d659ec7.exe	100
PID 4324 wrote to memory of 2952	4324	4f86439a425e3980a2c4c6a7133161f441d3c8338d226eff67b84b180d659ec7.exe	100

C:\Users\Admin\AppData\Local\Temp\4f86439a425e3980a2c4c6a7133161f441d3c8338d226eff67b84b180d659ec7.exe
"C:\Users\Admin\AppData\Local\Temp\4f86439a425e3980a2c4c6a7133161f441d3c8338d226eff67b84b180d659ec7.exe"
1⤵
- Checks computer location settings
- Suspicious use of SetThreadContext
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
PID:4324
- C:\Windows\SysWOW64\WindowsPowerShell\v1.0\powershell.exe
  "C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe" Add-MpPreference -ExclusionPath "C:\Users\Admin\AppData\Roaming\PSTnEcHsBeaZp.exe"
  2⤵
  - Suspicious behavior: EnumeratesProcesses
  - Suspicious use of AdjustPrivilegeToken
  PID:2232
- C:\Windows\SysWOW64\schtasks.exe
  "C:\Windows\System32\schtasks.exe" /Create /TN "Updates\PSTnEcHsBeaZp" /XML "C:\Users\Admin\AppData\Local\Temp\tmpD707.tmp"
  2⤵
  - Creates scheduled task(s)
  PID:392
- C:\Users\Admin\AppData\Local\Temp\4f86439a425e3980a2c4c6a7133161f441d3c8338d226eff67b84b180d659ec7.exe
  "C:\Users\Admin\AppData\Local\Temp\4f86439a425e3980a2c4c6a7133161f441d3c8338d226eff67b84b180d659ec7.exe"
  2⤵
  PID:3440
- C:\Users\Admin\AppData\Local\Temp\4f86439a425e3980a2c4c6a7133161f441d3c8338d226eff67b84b180d659ec7.exe
  "C:\Users\Admin\AppData\Local\Temp\4f86439a425e3980a2c4c6a7133161f441d3c8338d226eff67b84b180d659ec7.exe"
  2⤵
  PID:1504
- C:\Users\Admin\AppData\Local\Temp\4f86439a425e3980a2c4c6a7133161f441d3c8338d226eff67b84b180d659ec7.exe
  "C:\Users\Admin\AppData\Local\Temp\4f86439a425e3980a2c4c6a7133161f441d3c8338d226eff67b84b180d659ec7.exe"
  2⤵
  - Suspicious behavior: EnumeratesProcesses
  - Suspicious use of AdjustPrivilegeToken
  - Suspicious use of SetWindowsHookEx
  PID:2952

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

Command and Control

Exfiltration

Impact

Replay Monitor

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Downloads

C:\Users\Admin\AppData\Local\Microsoft\CLR_v4.0_32\UsageLogs\4f86439a425e3980a2c4c6a7133161f441d3c8338d226eff67b84b180d659ec7.exe.log

Filesize
1KB

MD5
8ec831f3e3a3f77e4a7b9cd32b48384c

SHA1
d83f09fd87c5bd86e045873c231c14836e76a05c

SHA256
7667e538030e3f8ce2886e47a01af24cb0ea70528b1e821c5d8832c5076cb982

SHA512
26bffa2406b66368bd412bf25869a792631455645992cdcade2dbc13a2e56fb546414a6a9223b94c96c38d89187add6678d4779a88b38b0c9e36be8527b213c3

Download Submit
C:\Users\Admin\AppData\Local\Temp\__PSScriptPolicyTest_iubk3ryh.303.ps1

Filesize
60B

MD5
d17fe0a3f47be24a6453e9ef58c94641

SHA1
6ab83620379fc69f80c0242105ddffd7d98d5d9d

SHA256
96ad1146eb96877eab5942ae0736b82d8b5e2039a80d3d6932665c1a4c87dcf7

SHA512
5b592e58f26c264604f98f6aa12860758ce606d1c63220736cf0c779e4e18e3cec8706930a16c38b20161754d1017d1657d35258e58ca22b18f5b232880dec82

Download Submit
C:\Users\Admin\AppData\Local\Temp\tmpD707.tmp

Filesize
1KB

MD5
03cd44f84c28e2685d8c74991b8f0d7d

SHA1
b4d9f14bf37d076d66452d6db2a4092ad7192219

SHA256
f2136cb371d76cb0ed6e98f9d0f318275c0f88ec78cdd7ea99f6062532a0df59

SHA512
b597c5049247087a260258828210b9fed2ee83c493f04c8d19784de7fceeef416a9aba6cb675127dfe5c299b2c894a14611268a0971c0d1fabb2457fefd7925d

Download Submit
memory/2232-18-0x0000000074AB0000-0x0000000075260000-memory.dmp

Filesize
7.7MB

Download
memory/2232-20-0x0000000004D40000-0x0000000004D50000-memory.dmp

Filesize
64KB

Download
memory/2232-65-0x0000000007760000-0x000000000776E000-memory.dmp

Filesize
56KB

Download
memory/2232-44-0x000000007F6D0000-0x000000007F6E0000-memory.dmp

Filesize
64KB

Download
memory/2232-64-0x0000000007730000-0x0000000007741000-memory.dmp

Filesize
68KB

Download
memory/2232-63-0x00000000077B0000-0x0000000007846000-memory.dmp

Filesize
600KB

Download
memory/2232-45-0x00000000067C0000-0x00000000067F2000-memory.dmp

Filesize
200KB

Download
memory/2232-62-0x00000000075A0000-0x00000000075AA000-memory.dmp

Filesize
40KB

Download
memory/2232-46-0x0000000070E60000-0x0000000070EAC000-memory.dmp

Filesize
304KB

Download
memory/2232-60-0x0000000007B70000-0x00000000081EA000-memory.dmp

Filesize
6.5MB

Download
memory/2232-17-0x0000000004C50000-0x0000000004C86000-memory.dmp

Filesize
216KB

Download
memory/2232-43-0x0000000006250000-0x000000000629C000-memory.dmp

Filesize
304KB

Download
memory/2232-19-0x0000000004D40000-0x0000000004D50000-memory.dmp

Filesize
64KB

Download
memory/2232-67-0x0000000007870000-0x000000000788A000-memory.dmp

Filesize
104KB

Download
memory/2232-68-0x0000000007850000-0x0000000007858000-memory.dmp

Filesize
32KB

Download
memory/2232-22-0x0000000005380000-0x00000000059A8000-memory.dmp

Filesize
6.2MB

Download
memory/2232-61-0x0000000007530000-0x000000000754A000-memory.dmp

Filesize
104KB

Download
memory/2232-66-0x0000000007770000-0x0000000007784000-memory.dmp

Filesize
80KB

Download
memory/2232-57-0x0000000004D40000-0x0000000004D50000-memory.dmp

Filesize
64KB

Download
memory/2232-58-0x0000000004D40000-0x0000000004D50000-memory.dmp

Filesize
64KB

Download
memory/2232-59-0x00000000073F0000-0x0000000007493000-memory.dmp

Filesize
652KB

Download
memory/2232-30-0x0000000005A70000-0x0000000005A92000-memory.dmp

Filesize
136KB

Download
memory/2232-56-0x00000000073D0000-0x00000000073EE000-memory.dmp

Filesize
120KB

Download
memory/2232-31-0x0000000005B30000-0x0000000005B96000-memory.dmp

Filesize
408KB

Download
memory/2232-71-0x0000000074AB0000-0x0000000075260000-memory.dmp

Filesize
7.7MB

Download
memory/2232-41-0x0000000005DF0000-0x0000000006144000-memory.dmp

Filesize
3.3MB

Download
memory/2232-42-0x0000000006200000-0x000000000621E000-memory.dmp

Filesize
120KB

Download
memory/2952-28-0x00000000051B0000-0x00000000051C0000-memory.dmp

Filesize
64KB

Download
memory/2952-29-0x0000000005370000-0x00000000053D6000-memory.dmp

Filesize
408KB

Download
memory/2952-74-0x00000000051B0000-0x00000000051C0000-memory.dmp

Filesize
64KB

Download
memory/2952-27-0x0000000074AB0000-0x0000000075260000-memory.dmp

Filesize
7.7MB

Download
memory/2952-73-0x0000000074AB0000-0x0000000075260000-memory.dmp

Filesize
7.7MB

Download
memory/2952-23-0x0000000000400000-0x0000000000442000-memory.dmp

Filesize
264KB

Download
memory/2952-72-0x00000000068F0000-0x0000000006940000-memory.dmp

Filesize
320KB

Download
memory/4324-7-0x0000000005410000-0x0000000005424000-memory.dmp

Filesize
80KB

Download
memory/4324-4-0x0000000005370000-0x0000000005380000-memory.dmp

Filesize
64KB

Download
memory/4324-9-0x00000000056E0000-0x00000000056EE000-memory.dmp

Filesize
56KB

Download
memory/4324-8-0x00000000056D0000-0x00000000056DA000-memory.dmp

Filesize
40KB

Download
memory/4324-11-0x0000000074AB0000-0x0000000075260000-memory.dmp

Filesize
7.7MB

Download
memory/4324-6-0x0000000005420000-0x00000000054BC000-memory.dmp

Filesize
624KB

Download
memory/4324-5-0x0000000005110000-0x000000000511A000-memory.dmp

Filesize
40KB

Download
memory/4324-10-0x0000000007B60000-0x0000000007BE4000-memory.dmp

Filesize
528KB

Download
memory/4324-3-0x0000000005190000-0x0000000005222000-memory.dmp

Filesize
584KB

Download
memory/4324-2-0x0000000005740000-0x0000000005CE4000-memory.dmp

Filesize
5.6MB

Download
memory/4324-1-0x0000000074AB0000-0x0000000075260000-memory.dmp

Filesize
7.7MB

Download
memory/4324-12-0x0000000005370000-0x0000000005380000-memory.dmp

Filesize
64KB

Download
memory/4324-26-0x0000000074AB0000-0x0000000075260000-memory.dmp

Filesize
7.7MB

Download
memory/4324-0-0x0000000000650000-0x000000000071C000-memory.dmp

Filesize
816KB

Download