agenttesla | 2b48bf8b6d8366e4f7e6e03e5f799a8a115e06a3321fdab8f2e45cd6dee42d48

General

Target

2b48bf8b6d8366e4f7e6e03e5f799a8a115e06a3321fdab8f2e45cd6dee42d48.exe
Size

1.2MB
MD5

8235a9078656e3e8a8b90657749faa5e
SHA1

77a1d0fa98939af1d551f90981b9793aa2fc8da3
SHA256

2b48bf8b6d8366e4f7e6e03e5f799a8a115e06a3321fdab8f2e45cd6dee42d48
SHA512

18bbf82bb6904739c78426c3e9d7e7a32e8e7908bb92cb10eb1d5360638722d5bd289814bb349b05741d35c4ff43489524504cd777c01050054f272e7078ceac
SSDEEP

24576:xw4bjw4biPl/hJxcpOUR9HsRia5T6yy7UHjR:xw4bjw4biPvSOEsYMOyEq

Score

10^/10

agenttesla execution keylogger persistence spyware stealer trojan

Malware Config

Extracted

Family

agenttesla

Credentials

Protocol: smtp
Host:
mail.naveentour.com
Port:
587
Username:
[email protected]
Password:
nav!T6u2@001
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

Processes:

resource	yara_rule
behavioral2/memory/4440-25-0x0000000000400000-0x0000000000442000-memory.dmp	INDICATOR_EXE_Packed_GEN01

Detects binaries (Windows and macOS) referencing many web browsers. Observed in information stealers. 1 IoCs

Processes:

resource	yara_rule
behavioral2/memory/4440-25-0x0000000000400000-0x0000000000442000-memory.dmp	INDICATOR_SUSPICIOUS_Binary_References_Browsers

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

Processes:

resource	yara_rule
behavioral2/memory/4440-25-0x0000000000400000-0x0000000000442000-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

Processes:

resource	yara_rule
behavioral2/memory/4440-25-0x0000000000400000-0x0000000000442000-memory.dmp	INDICATOR_SUSPICIOUS_EXE_References_Confidential_Data_Store

Detects executables referencing many email and collaboration clients. Observed in information stealers 1 IoCs

Processes:

resource	yara_rule
behavioral2/memory/4440-25-0x0000000000400000-0x0000000000442000-memory.dmp	INDICATOR_SUSPICIOUS_EXE_References_Messaging_Clients

Detects executables referencing many file transfer clients. Observed in information stealers 1 IoCs

Processes:

resource	yara_rule
behavioral2/memory/4440-25-0x0000000000400000-0x0000000000442000-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

Processes:

powershell.exepowershell.exe

pid process

4168 powershell.exe
872 powershell.exe

pid	process
4168	powershell.exe
872	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

Processes:

2b48bf8b6d8366e4f7e6e03e5f799a8a115e06a3321fdab8f2e45cd6dee42d48.exe

description	ioc	process
Key value queried	\REGISTRY\USER\S-1-5-21-3808065738-1666277613-1125846146-1000\Control Panel\International\Geo\Nation	2b48bf8b6d8366e4f7e6e03e5f799a8a115e06a3321fdab8f2e45cd6dee42d48.exe

Adds Run key to start application 2 TTPs 1 IoCs

persistence

Registry Run Keys / Startup Folder

T1547.001

Modify Registry

T1112

Processes:

RegSvcs.exe

description	ioc	process
Set value (str)	\REGISTRY\USER\S-1-5-21-3808065738-1666277613-1125846146-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\boqXv = "C:\\Users\\Admin\\AppData\\Roaming\\boqXv\\boqXv.exe"	RegSvcs.exe

Suspicious use of SetThreadContext 1 IoCs

Processes:

2b48bf8b6d8366e4f7e6e03e5f799a8a115e06a3321fdab8f2e45cd6dee42d48.exe

description	pid	process	target process
PID 1260 set thread context of 4440	1260	2b48bf8b6d8366e4f7e6e03e5f799a8a115e06a3321fdab8f2e45cd6dee42d48.exe	RegSvcs.exe

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

Processes:

schtasks.exe

pid process

936 schtasks.exe

pid	process
936	schtasks.exe

Suspicious behavior: EnumeratesProcesses 16 IoCs

Processes:

2b48bf8b6d8366e4f7e6e03e5f799a8a115e06a3321fdab8f2e45cd6dee42d48.exepowershell.exepowershell.exeRegSvcs.exe

pid	process
1260	2b48bf8b6d8366e4f7e6e03e5f799a8a115e06a3321fdab8f2e45cd6dee42d48.exe
1260	2b48bf8b6d8366e4f7e6e03e5f799a8a115e06a3321fdab8f2e45cd6dee42d48.exe
1260	2b48bf8b6d8366e4f7e6e03e5f799a8a115e06a3321fdab8f2e45cd6dee42d48.exe
1260	2b48bf8b6d8366e4f7e6e03e5f799a8a115e06a3321fdab8f2e45cd6dee42d48.exe
1260	2b48bf8b6d8366e4f7e6e03e5f799a8a115e06a3321fdab8f2e45cd6dee42d48.exe
1260	2b48bf8b6d8366e4f7e6e03e5f799a8a115e06a3321fdab8f2e45cd6dee42d48.exe
4168	powershell.exe
4168	powershell.exe
1260	2b48bf8b6d8366e4f7e6e03e5f799a8a115e06a3321fdab8f2e45cd6dee42d48.exe
872	powershell.exe
872	powershell.exe
4440	RegSvcs.exe
4440	RegSvcs.exe
4440	RegSvcs.exe
4168	powershell.exe
872	powershell.exe

Suspicious use of AdjustPrivilegeToken 4 IoCs

Processes:

2b48bf8b6d8366e4f7e6e03e5f799a8a115e06a3321fdab8f2e45cd6dee42d48.exepowershell.exepowershell.exeRegSvcs.exe

description	pid	process
Token: SeDebugPrivilege	1260	2b48bf8b6d8366e4f7e6e03e5f799a8a115e06a3321fdab8f2e45cd6dee42d48.exe
Token: SeDebugPrivilege	4168	powershell.exe
Token: SeDebugPrivilege	872	powershell.exe
Token: SeDebugPrivilege	4440	RegSvcs.exe

Suspicious use of WriteProcessMemory 17 IoCs

Processes:

2b48bf8b6d8366e4f7e6e03e5f799a8a115e06a3321fdab8f2e45cd6dee42d48.exe

description	pid	process	target process
PID 1260 wrote to memory of 4168	1260	2b48bf8b6d8366e4f7e6e03e5f799a8a115e06a3321fdab8f2e45cd6dee42d48.exe	powershell.exe
PID 1260 wrote to memory of 4168	1260	2b48bf8b6d8366e4f7e6e03e5f799a8a115e06a3321fdab8f2e45cd6dee42d48.exe	powershell.exe
PID 1260 wrote to memory of 4168	1260	2b48bf8b6d8366e4f7e6e03e5f799a8a115e06a3321fdab8f2e45cd6dee42d48.exe	powershell.exe
PID 1260 wrote to memory of 872	1260	2b48bf8b6d8366e4f7e6e03e5f799a8a115e06a3321fdab8f2e45cd6dee42d48.exe	powershell.exe
PID 1260 wrote to memory of 872	1260	2b48bf8b6d8366e4f7e6e03e5f799a8a115e06a3321fdab8f2e45cd6dee42d48.exe	powershell.exe
PID 1260 wrote to memory of 872	1260	2b48bf8b6d8366e4f7e6e03e5f799a8a115e06a3321fdab8f2e45cd6dee42d48.exe	powershell.exe
PID 1260 wrote to memory of 936	1260	2b48bf8b6d8366e4f7e6e03e5f799a8a115e06a3321fdab8f2e45cd6dee42d48.exe	schtasks.exe
PID 1260 wrote to memory of 936	1260	2b48bf8b6d8366e4f7e6e03e5f799a8a115e06a3321fdab8f2e45cd6dee42d48.exe	schtasks.exe
PID 1260 wrote to memory of 936	1260	2b48bf8b6d8366e4f7e6e03e5f799a8a115e06a3321fdab8f2e45cd6dee42d48.exe	schtasks.exe
PID 1260 wrote to memory of 4440	1260	2b48bf8b6d8366e4f7e6e03e5f799a8a115e06a3321fdab8f2e45cd6dee42d48.exe	RegSvcs.exe
PID 1260 wrote to memory of 4440	1260	2b48bf8b6d8366e4f7e6e03e5f799a8a115e06a3321fdab8f2e45cd6dee42d48.exe	RegSvcs.exe
PID 1260 wrote to memory of 4440	1260	2b48bf8b6d8366e4f7e6e03e5f799a8a115e06a3321fdab8f2e45cd6dee42d48.exe	RegSvcs.exe
PID 1260 wrote to memory of 4440	1260	2b48bf8b6d8366e4f7e6e03e5f799a8a115e06a3321fdab8f2e45cd6dee42d48.exe	RegSvcs.exe
PID 1260 wrote to memory of 4440	1260	2b48bf8b6d8366e4f7e6e03e5f799a8a115e06a3321fdab8f2e45cd6dee42d48.exe	RegSvcs.exe
PID 1260 wrote to memory of 4440	1260	2b48bf8b6d8366e4f7e6e03e5f799a8a115e06a3321fdab8f2e45cd6dee42d48.exe	RegSvcs.exe
PID 1260 wrote to memory of 4440	1260	2b48bf8b6d8366e4f7e6e03e5f799a8a115e06a3321fdab8f2e45cd6dee42d48.exe	RegSvcs.exe
PID 1260 wrote to memory of 4440	1260	2b48bf8b6d8366e4f7e6e03e5f799a8a115e06a3321fdab8f2e45cd6dee42d48.exe	RegSvcs.exe

C:\Users\Admin\AppData\Local\Temp\2b48bf8b6d8366e4f7e6e03e5f799a8a115e06a3321fdab8f2e45cd6dee42d48.exe
"C:\Users\Admin\AppData\Local\Temp\2b48bf8b6d8366e4f7e6e03e5f799a8a115e06a3321fdab8f2e45cd6dee42d48.exe"
1⤵
- Checks computer location settings
- Suspicious use of SetThreadContext
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
PID:1260

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\2b48bf8b6d8366e4f7e6e03e5f799a8a115e06a3321fdab8f2e45cd6dee42d48.exe"
2⤵
- Command and Scripting Interpreter: PowerShell
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
PID:4168

C:\Windows\SysWOW64\WindowsPowerShell\v1.0\powershell.exe
"C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe" Add-MpPreference -ExclusionPath "C:\Users\Admin\AppData\Roaming\rjHjDRImY.exe"
2⤵
- Command and Scripting Interpreter: PowerShell
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
PID:872

C:\Windows\SysWOW64\schtasks.exe
"C:\Windows\System32\schtasks.exe" /Create /TN "Updates\rjHjDRImY" /XML "C:\Users\Admin\AppData\Local\Temp\tmpE7FA.tmp"
2⤵
- Creates scheduled task(s)
PID:936

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:4440

C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe
"C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe" --type=utility --utility-sub-type=asset_store.mojom.AssetStoreService --lang=en-US --service-sandbox-type=asset_store_service --no-appcompat-clear --mojo-platform-channel-handle=4476 --field-trial-handle=2656,i,16940681401824032220,151921362336696246,262144 --variations-seed-version /prefetch:8
1⤵
PID:4792

Network

MITRE ATT&CK Matrix ATT&CK v13

Initial Access

Execution

Command and Scripting Interpreter

1

T1059

PowerShell

Scheduled Task/Job

Persistence

Boot or Logon Autostart Execution

1

T1547

Registry Run Keys / Startup Folder

Scheduled Task/Job

Privilege Escalation

Boot or Logon Autostart Execution

1

T1547

Registry Run Keys / Startup Folder

Scheduled Task/Job

Defense Evasion

Modify Registry

1

T1112

Credential Access

Discovery

Query Registry

1

T1012

System Information Discovery

2

T1082

Lateral Movement

Collection

Exfiltration

Command and Control

Impact

Resource Development

Reconnaissance

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Downloads

C:\Users\Admin\AppData\Local\Microsoft\CLR_v4.0_32\UsageLogs\powershell.exe.log
Filesize
2KB

MD5
968cb9309758126772781b83adb8a28f

SHA1
8da30e71accf186b2ba11da1797cf67f8f78b47c

SHA256
92099c10776bb7e3f2a8d1b82d4d40d0c4627e4f1bf754a6e58dfd2c2e97042a

SHA512
4bd50732f8af4d688d95999bddfd296115d7033ddc38f86c9fb1f47fde202bffa27e9088bebcaa3064ca946af2f5c1ca6cbde49d0907f0005c7ab42874515dd3

Download Submit
C:\Users\Admin\AppData\Local\Temp\__PSScriptPolicyTest_4qwvpuzq.1oi.ps1
Filesize
60B

MD5
d17fe0a3f47be24a6453e9ef58c94641

SHA1
6ab83620379fc69f80c0242105ddffd7d98d5d9d

SHA256
96ad1146eb96877eab5942ae0736b82d8b5e2039a80d3d6932665c1a4c87dcf7

SHA512
5b592e58f26c264604f98f6aa12860758ce606d1c63220736cf0c779e4e18e3cec8706930a16c38b20161754d1017d1657d35258e58ca22b18f5b232880dec82

Download Submit
C:\Users\Admin\AppData\Local\Temp\tmpE7FA.tmp
Filesize
1KB

MD5
362cf56eae5df4cf5dab5c2935101f3a

SHA1
441f861e75dcf857af770800e3137f241b52161f

SHA256
d6a3b651e7e8e6ead7e4787e58d3d0fd457a455b076591d46771ffb70eb0b347

SHA512
0cac579a327c3c3db7f7fe014ab786160a4bd1b31743aee8a546c576c097abe058d6f903c710654039b3ea2b20990e49e8663b4de922d30763f5e93e32924d24

Download Submit
memory/872-53-0x0000000071400000-0x000000007144C000-memory.dmp

Filesize
304KB

Download
memory/872-77-0x0000000007CD0000-0x0000000007CDA000-memory.dmp

Filesize
40KB

Download
memory/872-82-0x0000000007EA0000-0x0000000007EB4000-memory.dmp

Filesize
80KB

Download
memory/872-91-0x0000000074D90000-0x0000000075540000-memory.dmp

Filesize
7.7MB

Download
memory/872-23-0x0000000074D90000-0x0000000075540000-memory.dmp

Filesize
7.7MB

Download
memory/872-76-0x0000000007C60000-0x0000000007C7A000-memory.dmp

Filesize
104KB

Download
memory/872-21-0x0000000074D90000-0x0000000075540000-memory.dmp

Filesize
7.7MB

Download
memory/872-20-0x0000000074D90000-0x0000000075540000-memory.dmp

Filesize
7.7MB

Download
memory/872-84-0x0000000007FA0000-0x0000000007FBA000-memory.dmp

Filesize
104KB

Download
memory/872-73-0x0000000007B70000-0x0000000007C13000-memory.dmp

Filesize
652KB

Download
memory/1260-6-0x0000000005B80000-0x0000000005C1C000-memory.dmp

Filesize
624KB

Download
memory/1260-0-0x0000000074D9E000-0x0000000074D9F000-memory.dmp

Filesize
4KB

Download
memory/1260-11-0x0000000074D90000-0x0000000075540000-memory.dmp

Filesize
7.7MB

Download
memory/1260-10-0x0000000006B00000-0x0000000006B82000-memory.dmp

Filesize
520KB

Download
memory/1260-9-0x0000000006620000-0x0000000006630000-memory.dmp

Filesize
64KB

Download
memory/1260-8-0x0000000074D9E000-0x0000000074D9F000-memory.dmp

Filesize
4KB

Download
memory/1260-7-0x0000000006640000-0x000000000665A000-memory.dmp

Filesize
104KB

Download
memory/1260-5-0x0000000005AD0000-0x0000000005ADA000-memory.dmp

Filesize
40KB

Download
memory/1260-4-0x0000000074D90000-0x0000000075540000-memory.dmp

Filesize
7.7MB

Download
memory/1260-3-0x0000000005930000-0x00000000059C2000-memory.dmp

Filesize
584KB

Download
memory/1260-2-0x0000000005E40000-0x00000000063E4000-memory.dmp

Filesize
5.6MB

Download
memory/1260-1-0x0000000000DF0000-0x0000000000F1E000-memory.dmp

Filesize
1.2MB

Download
memory/1260-39-0x0000000074D90000-0x0000000075540000-memory.dmp

Filesize
7.7MB

Download
memory/4168-15-0x0000000002420000-0x0000000002456000-memory.dmp

Filesize
216KB

Download
memory/4168-78-0x00000000072D0000-0x0000000007366000-memory.dmp

Filesize
600KB

Download
memory/4168-50-0x0000000006050000-0x000000000609C000-memory.dmp

Filesize
304KB

Download
memory/4168-48-0x0000000005770000-0x0000000005AC4000-memory.dmp

Filesize
3.3MB

Download
memory/4168-72-0x0000000006300000-0x000000000631E000-memory.dmp

Filesize
120KB

Download
memory/4168-52-0x0000000071400000-0x000000007144C000-memory.dmp

Filesize
304KB

Download
memory/4168-28-0x0000000005700000-0x0000000005766000-memory.dmp

Filesize
408KB

Download
memory/4168-51-0x0000000006CD0000-0x0000000006D02000-memory.dmp

Filesize
200KB

Download
memory/4168-75-0x0000000007690000-0x0000000007D0A000-memory.dmp

Filesize
6.5MB

Download
memory/4168-26-0x0000000005690000-0x00000000056F6000-memory.dmp

Filesize
408KB

Download
memory/4168-24-0x0000000004E60000-0x0000000004E82000-memory.dmp

Filesize
136KB

Download
memory/4168-49-0x0000000005D30000-0x0000000005D4E000-memory.dmp

Filesize
120KB

Download
memory/4168-79-0x0000000007250000-0x0000000007261000-memory.dmp

Filesize
68KB

Download
memory/4168-90-0x0000000074D90000-0x0000000075540000-memory.dmp

Filesize
7.7MB

Download
memory/4168-81-0x0000000007280000-0x000000000728E000-memory.dmp

Filesize
56KB

Download
memory/4168-16-0x0000000074D90000-0x0000000075540000-memory.dmp

Filesize
7.7MB

Download
memory/4168-83-0x0000000007290000-0x00000000072A4000-memory.dmp

Filesize
80KB

Download
memory/4168-19-0x0000000004EF0000-0x0000000005518000-memory.dmp

Filesize
6.2MB

Download
memory/4168-85-0x0000000007370000-0x0000000007378000-memory.dmp

Filesize
32KB

Download
memory/4168-18-0x0000000074D90000-0x0000000075540000-memory.dmp

Filesize
7.7MB

Download
memory/4440-25-0x0000000000400000-0x0000000000442000-memory.dmp

Filesize
264KB

Download
memory/4440-80-0x0000000006160000-0x00000000061B0000-memory.dmp

Filesize
320KB

Download

Analysis

Sharing

General

Malware Config

Extracted

Signatures

Processes

Network

MITRE ATT&CK Matrix ATT&CK v13

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Downloads