agenttesla | 8a2ff741ef3d1386ee89e8d84be4f2fc4fb194ac321a687e70bdcc3908edf38b

Analysis

max time kernel
148s
max time network
151s
platform
windows10-2004_x64
resource
win10v2004-20240221-en
resource tags

arch:x64arch:x86image:win10v2004-20240221-enlocale:en-usos:windows10-2004-x64system
submitted
24/02/2024, 01:28

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General

Target

23806e1b81a7d5e5df3861e5d451d1d4f06c27c320b7c081bd8b1ea71b790f64.exe
Size

687KB
MD5

3431cb842330770cdcd77c7b18fb3825
SHA1

a2092b85970c2e60d0c697718516e8db18298608
SHA256

23806e1b81a7d5e5df3861e5d451d1d4f06c27c320b7c081bd8b1ea71b790f64
SHA512

f4dfbf95ffd52b8d413ee92b9132361b2a5ccfce3650229ac2cc67d8c66ce23104e7133ef0424c5e53c88564add291a947659e12851ffa83898507b119e5f730
SSDEEP

12288:ows/3P5Ujd53Llv+7UNJksS8xrmo3P2JBIBOV8vgmeS71Ovh:cBK5hTxrBv4S71s

Score

10^/10

agenttesla keylogger spyware stealer trojan

Malware Config

Extracted

Family

agenttesla

Credentials

Protocol: smtp
Host:
mail.itresinc.com
Port:
587
Username:
[email protected]
Password:
MT]ANFjWzKTA
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-1-5-21-3316742141-2240921845-2885234760-1000\Control Panel\International\Geo\Nation	23806e1b81a7d5e5df3861e5d451d1d4f06c27c320b7c081bd8b1ea71b790f64.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 2652 set thread context of 4916	2652	23806e1b81a7d5e5df3861e5d451d1d4f06c27c320b7c081bd8b1ea71b790f64.exe	99

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

System Information Discovery
T1082

Program crash 1 IoCs

pid	pid_target	Process	procid_target
3944	4916	WerFault.exe	99

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
932	schtasks.exe

Suspicious behavior: EnumeratesProcesses 10 IoCs

pid	Process
2652	23806e1b81a7d5e5df3861e5d451d1d4f06c27c320b7c081bd8b1ea71b790f64.exe
2652	23806e1b81a7d5e5df3861e5d451d1d4f06c27c320b7c081bd8b1ea71b790f64.exe
4212	powershell.exe
2652	23806e1b81a7d5e5df3861e5d451d1d4f06c27c320b7c081bd8b1ea71b790f64.exe
4436	powershell.exe
2652	23806e1b81a7d5e5df3861e5d451d1d4f06c27c320b7c081bd8b1ea71b790f64.exe
4916	RegSvcs.exe
4916	RegSvcs.exe
4212	powershell.exe
4436	powershell.exe

Suspicious use of AdjustPrivilegeToken 4 IoCs

description	pid	Process
Token: SeDebugPrivilege	2652	23806e1b81a7d5e5df3861e5d451d1d4f06c27c320b7c081bd8b1ea71b790f64.exe
Token: SeDebugPrivilege	4212	powershell.exe
Token: SeDebugPrivilege	4436	powershell.exe
Token: SeDebugPrivilege	4916	RegSvcs.exe

Suspicious use of WriteProcessMemory 17 IoCs

description	pid	Process	procid_target
PID 2652 wrote to memory of 4212	2652	23806e1b81a7d5e5df3861e5d451d1d4f06c27c320b7c081bd8b1ea71b790f64.exe	93
PID 2652 wrote to memory of 4212	2652	23806e1b81a7d5e5df3861e5d451d1d4f06c27c320b7c081bd8b1ea71b790f64.exe	93
PID 2652 wrote to memory of 4212	2652	23806e1b81a7d5e5df3861e5d451d1d4f06c27c320b7c081bd8b1ea71b790f64.exe	93
PID 2652 wrote to memory of 4436	2652	23806e1b81a7d5e5df3861e5d451d1d4f06c27c320b7c081bd8b1ea71b790f64.exe	95
PID 2652 wrote to memory of 4436	2652	23806e1b81a7d5e5df3861e5d451d1d4f06c27c320b7c081bd8b1ea71b790f64.exe	95
PID 2652 wrote to memory of 4436	2652	23806e1b81a7d5e5df3861e5d451d1d4f06c27c320b7c081bd8b1ea71b790f64.exe	95
PID 2652 wrote to memory of 932	2652	23806e1b81a7d5e5df3861e5d451d1d4f06c27c320b7c081bd8b1ea71b790f64.exe	97
PID 2652 wrote to memory of 932	2652	23806e1b81a7d5e5df3861e5d451d1d4f06c27c320b7c081bd8b1ea71b790f64.exe	97
PID 2652 wrote to memory of 932	2652	23806e1b81a7d5e5df3861e5d451d1d4f06c27c320b7c081bd8b1ea71b790f64.exe	97
PID 2652 wrote to memory of 4916	2652	23806e1b81a7d5e5df3861e5d451d1d4f06c27c320b7c081bd8b1ea71b790f64.exe	99
PID 2652 wrote to memory of 4916	2652	23806e1b81a7d5e5df3861e5d451d1d4f06c27c320b7c081bd8b1ea71b790f64.exe	99
PID 2652 wrote to memory of 4916	2652	23806e1b81a7d5e5df3861e5d451d1d4f06c27c320b7c081bd8b1ea71b790f64.exe	99
PID 2652 wrote to memory of 4916	2652	23806e1b81a7d5e5df3861e5d451d1d4f06c27c320b7c081bd8b1ea71b790f64.exe	99
PID 2652 wrote to memory of 4916	2652	23806e1b81a7d5e5df3861e5d451d1d4f06c27c320b7c081bd8b1ea71b790f64.exe	99
PID 2652 wrote to memory of 4916	2652	23806e1b81a7d5e5df3861e5d451d1d4f06c27c320b7c081bd8b1ea71b790f64.exe	99
PID 2652 wrote to memory of 4916	2652	23806e1b81a7d5e5df3861e5d451d1d4f06c27c320b7c081bd8b1ea71b790f64.exe	99
PID 2652 wrote to memory of 4916	2652	23806e1b81a7d5e5df3861e5d451d1d4f06c27c320b7c081bd8b1ea71b790f64.exe	99

C:\Users\Admin\AppData\Local\Temp\23806e1b81a7d5e5df3861e5d451d1d4f06c27c320b7c081bd8b1ea71b790f64.exe
"C:\Users\Admin\AppData\Local\Temp\23806e1b81a7d5e5df3861e5d451d1d4f06c27c320b7c081bd8b1ea71b790f64.exe"
1⤵
- Checks computer location settings
- Suspicious use of SetThreadContext
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
PID:2652
- 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\23806e1b81a7d5e5df3861e5d451d1d4f06c27c320b7c081bd8b1ea71b790f64.exe"
  2⤵
  - Suspicious behavior: EnumeratesProcesses
  - Suspicious use of AdjustPrivilegeToken
  PID:4212
- C:\Windows\SysWOW64\WindowsPowerShell\v1.0\powershell.exe
  "C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe" Add-MpPreference -ExclusionPath "C:\Users\Admin\AppData\Roaming\fjrtAFR.exe"
  2⤵
  - Suspicious behavior: EnumeratesProcesses
  - Suspicious use of AdjustPrivilegeToken
  PID:4436
- C:\Windows\SysWOW64\schtasks.exe
  "C:\Windows\System32\schtasks.exe" /Create /TN "Updates\fjrtAFR" /XML "C:\Users\Admin\AppData\Local\Temp\tmp85CA.tmp"
  2⤵
  - Creates scheduled task(s)
  PID:932
- C:\Windows\Microsoft.NET\Framework\v4.0.30319\RegSvcs.exe
  "C:\Windows\Microsoft.NET\Framework\v4.0.30319\RegSvcs.exe"
  2⤵
  - Suspicious behavior: EnumeratesProcesses
  - Suspicious use of AdjustPrivilegeToken
  PID:4916
- - C:\Windows\SysWOW64\WerFault.exe
    C:\Windows\SysWOW64\WerFault.exe -u -p 4916 -s 2016
    3⤵
    - Program crash
    PID:3944

C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -pss -s 436 -p 4916 -ip 4916
1⤵
PID:3604

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

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
3d086a433708053f9bf9523e1d87a4e8

SHA1
b3ab5d4f282a4c8fe8c3005b8a557ed5a0e37f28

SHA256
6f8fd1b8d9788ad54eaeee329232187e24b7b43393a01aeba2d6e9675231fb69

SHA512
931ae42b4c68a4507ff2342332b08eb407050d47cf4176137ea022d0f6e513c689e998445a04c6d18d4877391705c586bfce0234632b898d41aaed0957996dfd

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

Filesize
18KB

MD5
41af86859b683aa65ee769e390133c00

SHA1
ac36bd707724fcc262fbbe1be42274db60d73662

SHA256
f639e36519f675c94bb6d60e1867e8f1783090c4d2aa01b53824be13b039562a

SHA512
f06e18eb4cd8664a087ea85d284993e84b900911a71b50e71e58f6232a183ae1883f3e341f938a09ad428c632bd2abf172ab637470804e8c452f61509759f0c6

Download Submit
C:\Users\Admin\AppData\Local\Temp\__PSScriptPolicyTest_5e4syrvr.dxo.ps1

Filesize
60B

MD5
d17fe0a3f47be24a6453e9ef58c94641

SHA1
6ab83620379fc69f80c0242105ddffd7d98d5d9d

SHA256
96ad1146eb96877eab5942ae0736b82d8b5e2039a80d3d6932665c1a4c87dcf7

SHA512
5b592e58f26c264604f98f6aa12860758ce606d1c63220736cf0c779e4e18e3cec8706930a16c38b20161754d1017d1657d35258e58ca22b18f5b232880dec82

Download Submit
C:\Users\Admin\AppData\Local\Temp\tmp85CA.tmp

Filesize
1KB

MD5
4f97e26c2d2a3e5601ca771f521a1b1c

SHA1
c1e32fdcef77b8b0b164cfba07db23c4acbdc74a

SHA256
9a3d4f9a589fe16574fed2bc921080a6f8c7d6b03f9a0f19f5fce624b206bc6d

SHA512
8fc1fa9ece12385e4131c2ac0f9b07a572da665d27c2d4caa9b1580e1e3491127ad1183438fe790e5e5835d94dc84f4575b4b638ca8771afa7adc86e5dd3c792

Download Submit
memory/2652-4-0x0000000004F60000-0x0000000004F70000-memory.dmp

Filesize
64KB

Download
memory/2652-11-0x0000000008E30000-0x0000000008ECC000-memory.dmp

Filesize
624KB

Download
memory/2652-6-0x0000000005A60000-0x0000000005C06000-memory.dmp

Filesize
1.6MB

Download
memory/2652-7-0x0000000005470000-0x0000000005490000-memory.dmp

Filesize
128KB

Download
memory/2652-8-0x0000000005490000-0x000000000549E000-memory.dmp

Filesize
56KB

Download
memory/2652-9-0x00000000054A0000-0x00000000054B2000-memory.dmp

Filesize
72KB

Download
memory/2652-10-0x0000000006780000-0x0000000006802000-memory.dmp

Filesize
520KB

Download
memory/2652-5-0x0000000005140000-0x000000000514A000-memory.dmp

Filesize
40KB

Download
memory/2652-25-0x0000000075050000-0x0000000075800000-memory.dmp

Filesize
7.7MB

Download
memory/2652-3-0x0000000004FA0000-0x0000000005032000-memory.dmp

Filesize
584KB

Download
memory/2652-0-0x00000000004E0000-0x0000000000592000-memory.dmp

Filesize
712KB

Download
memory/2652-42-0x0000000075050000-0x0000000075800000-memory.dmp

Filesize
7.7MB

Download
memory/2652-40-0x0000000004F60000-0x0000000004F70000-memory.dmp

Filesize
64KB

Download
memory/2652-2-0x00000000054B0000-0x0000000005A54000-memory.dmp

Filesize
5.6MB

Download
memory/2652-1-0x0000000075050000-0x0000000075800000-memory.dmp

Filesize
7.7MB

Download
memory/4212-18-0x0000000004CD0000-0x00000000052F8000-memory.dmp

Filesize
6.2MB

Download
memory/4212-69-0x0000000071720000-0x000000007176C000-memory.dmp

Filesize
304KB

Download
memory/4212-21-0x00000000049C0000-0x00000000049E2000-memory.dmp

Filesize
136KB

Download
memory/4212-24-0x0000000005400000-0x0000000005466000-memory.dmp

Filesize
408KB

Download
memory/4212-96-0x0000000075050000-0x0000000075800000-memory.dmp

Filesize
7.7MB

Download
memory/4212-35-0x0000000005470000-0x00000000057C4000-memory.dmp

Filesize
3.3MB

Download
memory/4212-16-0x0000000002190000-0x00000000021C6000-memory.dmp

Filesize
216KB

Download
memory/4212-17-0x0000000075050000-0x0000000075800000-memory.dmp

Filesize
7.7MB

Download
memory/4212-20-0x0000000002130000-0x0000000002140000-memory.dmp

Filesize
64KB

Download
memory/4212-90-0x00000000070E0000-0x00000000070E8000-memory.dmp

Filesize
32KB

Download
memory/4212-19-0x0000000002130000-0x0000000002140000-memory.dmp

Filesize
64KB

Download
memory/4212-89-0x0000000007100000-0x000000000711A000-memory.dmp

Filesize
104KB

Download
memory/4212-53-0x0000000005A80000-0x0000000005A9E000-memory.dmp

Filesize
120KB

Download
memory/4212-54-0x0000000006060000-0x00000000060AC000-memory.dmp

Filesize
304KB

Download
memory/4212-88-0x0000000007000000-0x0000000007014000-memory.dmp

Filesize
80KB

Download
memory/4212-86-0x0000000006FC0000-0x0000000006FD1000-memory.dmp

Filesize
68KB

Download
memory/4212-84-0x0000000006E30000-0x0000000006E3A000-memory.dmp

Filesize
40KB

Download
memory/4212-81-0x0000000002130000-0x0000000002140000-memory.dmp

Filesize
64KB

Download
memory/4212-80-0x0000000002130000-0x0000000002140000-memory.dmp

Filesize
64KB

Download
memory/4212-23-0x0000000004B60000-0x0000000004BC6000-memory.dmp

Filesize
408KB

Download
memory/4436-87-0x0000000006F70000-0x0000000006F7E000-memory.dmp

Filesize
56KB

Download
memory/4436-55-0x000000007F1D0000-0x000000007F1E0000-memory.dmp

Filesize
64KB

Download
memory/4436-79-0x0000000006C50000-0x0000000006CF3000-memory.dmp

Filesize
652KB

Download
memory/4436-82-0x0000000007380000-0x00000000079FA000-memory.dmp

Filesize
6.5MB

Download
memory/4436-83-0x0000000006D40000-0x0000000006D5A000-memory.dmp

Filesize
104KB

Download
memory/4436-57-0x0000000071720000-0x000000007176C000-memory.dmp

Filesize
304KB

Download
memory/4436-85-0x0000000006FC0000-0x0000000007056000-memory.dmp

Filesize
600KB

Download
memory/4436-56-0x0000000006C10000-0x0000000006C42000-memory.dmp

Filesize
200KB

Download
memory/4436-67-0x0000000005F60000-0x0000000005F7E000-memory.dmp

Filesize
120KB

Download
memory/4436-39-0x0000000004500000-0x0000000004510000-memory.dmp

Filesize
64KB

Download
memory/4436-68-0x0000000004500000-0x0000000004510000-memory.dmp

Filesize
64KB

Download
memory/4436-36-0x0000000075050000-0x0000000075800000-memory.dmp

Filesize
7.7MB

Download
memory/4436-38-0x0000000004500000-0x0000000004510000-memory.dmp

Filesize
64KB

Download
memory/4436-97-0x0000000075050000-0x0000000075800000-memory.dmp

Filesize
7.7MB

Download
memory/4916-37-0x0000000000400000-0x0000000000442000-memory.dmp

Filesize
264KB

Download
memory/4916-43-0x0000000075050000-0x0000000075800000-memory.dmp

Filesize
7.7MB

Download
memory/4916-98-0x0000000075050000-0x0000000075800000-memory.dmp

Filesize
7.7MB

Download