agenttesla | a8ce6b79a070f801bdd651b0f65828841dc6f0f35e81f84415e635f9b4cb7e9d

Analysis

max time kernel
142s
max time network
151s
platform
windows10-2004_x64
resource
win10v2004-20240226-en
resource tags

arch:x64arch:x86image:win10v2004-20240226-enlocale:en-usos:windows10-2004-x64system
submitted
28-04-2024 01:14

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General

Target

1a794211deaa0ecb6abc6101d7c1bd61111b4dd2d895ee7ecf78fbf17f4c9ab3.exe
Size

822KB
MD5

5a12438b3b4c926c12a9376c7bf13426
SHA1

c3185c6a5e5f07a5befbe4af7131d05634f5d1a3
SHA256

1a794211deaa0ecb6abc6101d7c1bd61111b4dd2d895ee7ecf78fbf17f4c9ab3
SHA512

16c1e0e18eb8b3345b8b05443b782cb1dd35492ac986811c39f3cdce8dfe85b003aba029ffca0e38aa33c951d0d08281825152b0e239471eac3de18ac67864d0
SSDEEP

12288:tEqnHvjNIrpf9rN/mc/CaBmIwsyaPSIir97G6NLOZCGKEgbjuPBB5uO12rq:txPjKr5BNDWVxcSIiRG6atlB5N

Score

10^/10

agenttesla keylogger persistence spyware stealer trojan

Malware Config

Extracted

Credentials

Protocol: smtp
Host:
mail.fascia-arch.com
Port:
587
Username:
[email protected]
Password:
HERbertstown1987

Extracted

Family

agenttesla

Credentials

Protocol: smtp
Host:
mail.fascia-arch.com
Port:
587
Username:
[email protected]
Password:
HERbertstown1987
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

Processes:

1a794211deaa0ecb6abc6101d7c1bd61111b4dd2d895ee7ecf78fbf17f4c9ab3.exe

description	ioc	process
Key value queried	\REGISTRY\USER\S-1-5-21-3808065738-1666277613-1125846146-1000\Control Panel\International\Geo\Nation	1a794211deaa0ecb6abc6101d7c1bd61111b4dd2d895ee7ecf78fbf17f4c9ab3.exe

Reads WinSCP keys stored on the system 2 TTPs
Tries to access WinSCP stored sessions.
spyware stealer

Data from Local System
T1005

Credentials in Registry
T1552.002
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

Adds Run key to start application 2 TTPs 1 IoCs

persistence

Registry Run Keys / Startup Folder

T1547.001

Modify Registry

T1112

Processes:

1a794211deaa0ecb6abc6101d7c1bd61111b4dd2d895ee7ecf78fbf17f4c9ab3.exe

description	ioc	process
Set value (str)	\REGISTRY\USER\S-1-5-21-3808065738-1666277613-1125846146-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\BjTxJte = "C:\\Users\\Admin\\AppData\\Roaming\\BjTxJte\\BjTxJte.exe"	1a794211deaa0ecb6abc6101d7c1bd61111b4dd2d895ee7ecf78fbf17f4c9ab3.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.

Processes:

flow ioc

44 api.ipify.org
45 api.ipify.org

flow	ioc
44	api.ipify.org
45	api.ipify.org

Suspicious use of SetThreadContext 1 IoCs

Processes:

1a794211deaa0ecb6abc6101d7c1bd61111b4dd2d895ee7ecf78fbf17f4c9ab3.exe

description	pid	process	target process
PID 4176 set thread context of 3268	4176	1a794211deaa0ecb6abc6101d7c1bd61111b4dd2d895ee7ecf78fbf17f4c9ab3.exe	1a794211deaa0ecb6abc6101d7c1bd61111b4dd2d895ee7ecf78fbf17f4c9ab3.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

3096 schtasks.exe

pid	process
3096	schtasks.exe

Suspicious behavior: EnumeratesProcesses 18 IoCs

Processes:

1a794211deaa0ecb6abc6101d7c1bd61111b4dd2d895ee7ecf78fbf17f4c9ab3.exepowershell.exepowershell.exe1a794211deaa0ecb6abc6101d7c1bd61111b4dd2d895ee7ecf78fbf17f4c9ab3.exe

pid	process
4176	1a794211deaa0ecb6abc6101d7c1bd61111b4dd2d895ee7ecf78fbf17f4c9ab3.exe
4176	1a794211deaa0ecb6abc6101d7c1bd61111b4dd2d895ee7ecf78fbf17f4c9ab3.exe
4176	1a794211deaa0ecb6abc6101d7c1bd61111b4dd2d895ee7ecf78fbf17f4c9ab3.exe
4176	1a794211deaa0ecb6abc6101d7c1bd61111b4dd2d895ee7ecf78fbf17f4c9ab3.exe
4176	1a794211deaa0ecb6abc6101d7c1bd61111b4dd2d895ee7ecf78fbf17f4c9ab3.exe
4176	1a794211deaa0ecb6abc6101d7c1bd61111b4dd2d895ee7ecf78fbf17f4c9ab3.exe
4176	1a794211deaa0ecb6abc6101d7c1bd61111b4dd2d895ee7ecf78fbf17f4c9ab3.exe
4176	1a794211deaa0ecb6abc6101d7c1bd61111b4dd2d895ee7ecf78fbf17f4c9ab3.exe
4176	1a794211deaa0ecb6abc6101d7c1bd61111b4dd2d895ee7ecf78fbf17f4c9ab3.exe
3184	powershell.exe
3184	powershell.exe
4816	powershell.exe
4816	powershell.exe
3268	1a794211deaa0ecb6abc6101d7c1bd61111b4dd2d895ee7ecf78fbf17f4c9ab3.exe
3268	1a794211deaa0ecb6abc6101d7c1bd61111b4dd2d895ee7ecf78fbf17f4c9ab3.exe
3268	1a794211deaa0ecb6abc6101d7c1bd61111b4dd2d895ee7ecf78fbf17f4c9ab3.exe
4816	powershell.exe
3184	powershell.exe

Suspicious use of AdjustPrivilegeToken 4 IoCs

Processes:

1a794211deaa0ecb6abc6101d7c1bd61111b4dd2d895ee7ecf78fbf17f4c9ab3.exepowershell.exepowershell.exe1a794211deaa0ecb6abc6101d7c1bd61111b4dd2d895ee7ecf78fbf17f4c9ab3.exe

description	pid	process
Token: SeDebugPrivilege	4176	1a794211deaa0ecb6abc6101d7c1bd61111b4dd2d895ee7ecf78fbf17f4c9ab3.exe
Token: SeDebugPrivilege	4816	powershell.exe
Token: SeDebugPrivilege	3184	powershell.exe
Token: SeDebugPrivilege	3268	1a794211deaa0ecb6abc6101d7c1bd61111b4dd2d895ee7ecf78fbf17f4c9ab3.exe

Suspicious use of SetWindowsHookEx 1 IoCs

Processes:

1a794211deaa0ecb6abc6101d7c1bd61111b4dd2d895ee7ecf78fbf17f4c9ab3.exe

pid process

3268 1a794211deaa0ecb6abc6101d7c1bd61111b4dd2d895ee7ecf78fbf17f4c9ab3.exe

pid	process
3268	1a794211deaa0ecb6abc6101d7c1bd61111b4dd2d895ee7ecf78fbf17f4c9ab3.exe

Suspicious use of WriteProcessMemory 17 IoCs

Processes:

1a794211deaa0ecb6abc6101d7c1bd61111b4dd2d895ee7ecf78fbf17f4c9ab3.exe

description	pid	process	target process
PID 4176 wrote to memory of 4816	4176	1a794211deaa0ecb6abc6101d7c1bd61111b4dd2d895ee7ecf78fbf17f4c9ab3.exe	powershell.exe
PID 4176 wrote to memory of 4816	4176	1a794211deaa0ecb6abc6101d7c1bd61111b4dd2d895ee7ecf78fbf17f4c9ab3.exe	powershell.exe
PID 4176 wrote to memory of 4816	4176	1a794211deaa0ecb6abc6101d7c1bd61111b4dd2d895ee7ecf78fbf17f4c9ab3.exe	powershell.exe
PID 4176 wrote to memory of 3184	4176	1a794211deaa0ecb6abc6101d7c1bd61111b4dd2d895ee7ecf78fbf17f4c9ab3.exe	powershell.exe
PID 4176 wrote to memory of 3184	4176	1a794211deaa0ecb6abc6101d7c1bd61111b4dd2d895ee7ecf78fbf17f4c9ab3.exe	powershell.exe
PID 4176 wrote to memory of 3184	4176	1a794211deaa0ecb6abc6101d7c1bd61111b4dd2d895ee7ecf78fbf17f4c9ab3.exe	powershell.exe
PID 4176 wrote to memory of 3096	4176	1a794211deaa0ecb6abc6101d7c1bd61111b4dd2d895ee7ecf78fbf17f4c9ab3.exe	schtasks.exe
PID 4176 wrote to memory of 3096	4176	1a794211deaa0ecb6abc6101d7c1bd61111b4dd2d895ee7ecf78fbf17f4c9ab3.exe	schtasks.exe
PID 4176 wrote to memory of 3096	4176	1a794211deaa0ecb6abc6101d7c1bd61111b4dd2d895ee7ecf78fbf17f4c9ab3.exe	schtasks.exe
PID 4176 wrote to memory of 3268	4176	1a794211deaa0ecb6abc6101d7c1bd61111b4dd2d895ee7ecf78fbf17f4c9ab3.exe	1a794211deaa0ecb6abc6101d7c1bd61111b4dd2d895ee7ecf78fbf17f4c9ab3.exe
PID 4176 wrote to memory of 3268	4176	1a794211deaa0ecb6abc6101d7c1bd61111b4dd2d895ee7ecf78fbf17f4c9ab3.exe	1a794211deaa0ecb6abc6101d7c1bd61111b4dd2d895ee7ecf78fbf17f4c9ab3.exe
PID 4176 wrote to memory of 3268	4176	1a794211deaa0ecb6abc6101d7c1bd61111b4dd2d895ee7ecf78fbf17f4c9ab3.exe	1a794211deaa0ecb6abc6101d7c1bd61111b4dd2d895ee7ecf78fbf17f4c9ab3.exe
PID 4176 wrote to memory of 3268	4176	1a794211deaa0ecb6abc6101d7c1bd61111b4dd2d895ee7ecf78fbf17f4c9ab3.exe	1a794211deaa0ecb6abc6101d7c1bd61111b4dd2d895ee7ecf78fbf17f4c9ab3.exe
PID 4176 wrote to memory of 3268	4176	1a794211deaa0ecb6abc6101d7c1bd61111b4dd2d895ee7ecf78fbf17f4c9ab3.exe	1a794211deaa0ecb6abc6101d7c1bd61111b4dd2d895ee7ecf78fbf17f4c9ab3.exe
PID 4176 wrote to memory of 3268	4176	1a794211deaa0ecb6abc6101d7c1bd61111b4dd2d895ee7ecf78fbf17f4c9ab3.exe	1a794211deaa0ecb6abc6101d7c1bd61111b4dd2d895ee7ecf78fbf17f4c9ab3.exe
PID 4176 wrote to memory of 3268	4176	1a794211deaa0ecb6abc6101d7c1bd61111b4dd2d895ee7ecf78fbf17f4c9ab3.exe	1a794211deaa0ecb6abc6101d7c1bd61111b4dd2d895ee7ecf78fbf17f4c9ab3.exe
PID 4176 wrote to memory of 3268	4176	1a794211deaa0ecb6abc6101d7c1bd61111b4dd2d895ee7ecf78fbf17f4c9ab3.exe	1a794211deaa0ecb6abc6101d7c1bd61111b4dd2d895ee7ecf78fbf17f4c9ab3.exe

C:\Users\Admin\AppData\Local\Temp\1a794211deaa0ecb6abc6101d7c1bd61111b4dd2d895ee7ecf78fbf17f4c9ab3.exe
"C:\Users\Admin\AppData\Local\Temp\1a794211deaa0ecb6abc6101d7c1bd61111b4dd2d895ee7ecf78fbf17f4c9ab3.exe"
1⤵
- Checks computer location settings
- Suspicious use of SetThreadContext
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
PID:4176

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\1a794211deaa0ecb6abc6101d7c1bd61111b4dd2d895ee7ecf78fbf17f4c9ab3.exe"
2⤵
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
PID:4816

C:\Windows\SysWOW64\WindowsPowerShell\v1.0\powershell.exe
"C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe" Add-MpPreference -ExclusionPath "C:\Users\Admin\AppData\Roaming\CmxzrHBB.exe"
2⤵
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
PID:3184

C:\Windows\SysWOW64\schtasks.exe
"C:\Windows\System32\schtasks.exe" /Create /TN "Updates\CmxzrHBB" /XML "C:\Users\Admin\AppData\Local\Temp\tmpC280.tmp"
2⤵
- Creates scheduled task(s)
PID:3096

C:\Users\Admin\AppData\Local\Temp\1a794211deaa0ecb6abc6101d7c1bd61111b4dd2d895ee7ecf78fbf17f4c9ab3.exe
"C:\Users\Admin\AppData\Local\Temp\1a794211deaa0ecb6abc6101d7c1bd61111b4dd2d895ee7ecf78fbf17f4c9ab3.exe"
2⤵
- Adds Run key to start application
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of SetWindowsHookEx
PID:3268

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=3972 --field-trial-handle=2280,i,4114443225282860369,4764091921472631035,262144 --variations-seed-version /prefetch:8
1⤵
PID:1136

Network

MITRE ATT&CK Enterprise v15

Reconnaissance

Resource Development

Initial Access

Execution

Scheduled Task/Job

T1053

Persistence

Boot or Logon Autostart Execution

T1547

Registry Run Keys / Startup Folder

T1547.001

Scheduled Task/Job

T1053

Privilege Escalation

Boot or Logon Autostart Execution

T1547

Registry Run Keys / Startup Folder

T1547.001

Scheduled Task/Job

T1053

Defense Evasion

Modify Registry

T1112

Credential Access

Unsecured Credentials

T1552

Credentials In Files

T1552.001

Credentials in Registry

T1552.002

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\powershell.exe.log

Filesize
2KB

MD5
968cb9309758126772781b83adb8a28f

SHA1
8da30e71accf186b2ba11da1797cf67f8f78b47c

SHA256
92099c10776bb7e3f2a8d1b82d4d40d0c4627e4f1bf754a6e58dfd2c2e97042a

SHA512
4bd50732f8af4d688d95999bddfd296115d7033ddc38f86c9fb1f47fde202bffa27e9088bebcaa3064ca946af2f5c1ca6cbde49d0907f0005c7ab42874515dd3

Download Submit
C:\Users\Admin\AppData\Local\Temp\__PSScriptPolicyTest_gitxfb5m.uuc.ps1

Filesize
60B

MD5
d17fe0a3f47be24a6453e9ef58c94641

SHA1
6ab83620379fc69f80c0242105ddffd7d98d5d9d

SHA256
96ad1146eb96877eab5942ae0736b82d8b5e2039a80d3d6932665c1a4c87dcf7

SHA512
5b592e58f26c264604f98f6aa12860758ce606d1c63220736cf0c779e4e18e3cec8706930a16c38b20161754d1017d1657d35258e58ca22b18f5b232880dec82

Download Submit
C:\Users\Admin\AppData\Local\Temp\tmpC280.tmp

Filesize
1KB

MD5
0e73d2dca6013b786d3f4488abcd0281

SHA1
dfb14305fd7c8ed55a1043badb48ceacaa9f46e8

SHA256
b3684748e5f6c389e9c628ba64d433917b5d787ff685c9970f0a83a4dde758fb

SHA512
a0c899956758cb7238fdd878f21a93ea2c2ac7da8b900e84c0a4bbba8a960f4d85c90d4ecdb215f5c14c024c840fcb71c8c41c8a8e7f159d9082750085a02241

Download Submit
memory/3184-82-0x00000000070E0000-0x0000000007176000-memory.dmp

Filesize
600KB

Download
memory/3184-78-0x00000000074F0000-0x0000000007B6A000-memory.dmp

Filesize
6.5MB

Download
memory/3184-66-0x00000000060E0000-0x00000000060FE000-memory.dmp

Filesize
120KB

Download
memory/3184-79-0x0000000006E70000-0x0000000006E8A000-memory.dmp

Filesize
104KB

Download
memory/3184-80-0x0000000006ED0000-0x0000000006EDA000-memory.dmp

Filesize
40KB

Download
memory/3184-21-0x0000000074AB0000-0x0000000075260000-memory.dmp

Filesize
7.7MB

Download
memory/3184-55-0x00000000707B0000-0x00000000707FC000-memory.dmp

Filesize
304KB

Download
memory/3184-50-0x0000000005BC0000-0x0000000005BDE000-memory.dmp

Filesize
120KB

Download
memory/3184-22-0x0000000004660000-0x0000000004670000-memory.dmp

Filesize
64KB

Download
memory/3184-23-0x0000000004660000-0x0000000004670000-memory.dmp

Filesize
64KB

Download
memory/3184-93-0x0000000074AB0000-0x0000000075260000-memory.dmp

Filesize
7.7MB

Download
memory/3184-54-0x0000000006100000-0x0000000006132000-memory.dmp

Filesize
200KB

Download
memory/3184-86-0x00000000070A0000-0x00000000070B4000-memory.dmp

Filesize
80KB

Download
memory/3268-25-0x0000000000400000-0x0000000000442000-memory.dmp

Filesize
264KB

Download
memory/3268-84-0x0000000006700000-0x0000000006750000-memory.dmp

Filesize
320KB

Download
memory/4176-0-0x0000000074AB0000-0x0000000075260000-memory.dmp

Filesize
7.7MB

Download
memory/4176-11-0x0000000005660000-0x0000000005670000-memory.dmp

Filesize
64KB

Download
memory/4176-10-0x000000000C9D0000-0x000000000CA6C000-memory.dmp

Filesize
624KB

Download
memory/4176-9-0x00000000098B0000-0x0000000009934000-memory.dmp

Filesize
528KB

Download
memory/4176-8-0x0000000005560000-0x0000000005574000-memory.dmp

Filesize
80KB

Download
memory/4176-7-0x0000000074AB0000-0x0000000075260000-memory.dmp

Filesize
7.7MB

Download
memory/4176-29-0x0000000074AB0000-0x0000000075260000-memory.dmp

Filesize
7.7MB

Download
memory/4176-6-0x0000000005510000-0x0000000005530000-memory.dmp

Filesize
128KB

Download
memory/4176-5-0x0000000005370000-0x000000000537A000-memory.dmp

Filesize
40KB

Download
memory/4176-4-0x0000000005660000-0x0000000005670000-memory.dmp

Filesize
64KB

Download
memory/4176-3-0x0000000005390000-0x0000000005422000-memory.dmp

Filesize
584KB

Download
memory/4176-2-0x0000000005A50000-0x0000000005FF4000-memory.dmp

Filesize
5.6MB

Download
memory/4176-1-0x00000000008B0000-0x0000000000984000-memory.dmp

Filesize
848KB

Download
memory/4816-12-0x0000000074AB0000-0x0000000075260000-memory.dmp

Filesize
7.7MB

Download
memory/4816-65-0x00000000707B0000-0x00000000707FC000-memory.dmp

Filesize
304KB

Download
memory/4816-53-0x0000000074AB0000-0x0000000075260000-memory.dmp

Filesize
7.7MB

Download
memory/4816-52-0x0000000006060000-0x00000000060AC000-memory.dmp

Filesize
304KB

Download
memory/4816-51-0x0000000006040000-0x000000000605E000-memory.dmp

Filesize
120KB

Download
memory/4816-76-0x0000000007060000-0x0000000007103000-memory.dmp

Filesize
652KB

Download
memory/4816-41-0x0000000005980000-0x0000000005CD4000-memory.dmp

Filesize
3.3MB

Download
memory/4816-30-0x00000000057D0000-0x0000000005836000-memory.dmp

Filesize
408KB

Download
memory/4816-28-0x0000000005120000-0x0000000005186000-memory.dmp

Filesize
408KB

Download
memory/4816-81-0x0000000004B60000-0x0000000004B70000-memory.dmp

Filesize
64KB

Download
memory/4816-27-0x0000000005080000-0x00000000050A2000-memory.dmp

Filesize
136KB

Download
memory/4816-83-0x00000000074E0000-0x00000000074F1000-memory.dmp

Filesize
68KB

Download
memory/4816-20-0x00000000051A0000-0x00000000057C8000-memory.dmp

Filesize
6.2MB

Download
memory/4816-85-0x0000000007550000-0x000000000755E000-memory.dmp

Filesize
56KB

Download
memory/4816-15-0x0000000004B60000-0x0000000004B70000-memory.dmp

Filesize
64KB

Download
memory/4816-87-0x0000000007690000-0x00000000076AA000-memory.dmp

Filesize
104KB

Download
memory/4816-88-0x0000000007680000-0x0000000007688000-memory.dmp

Filesize
32KB

Download
memory/4816-14-0x00000000049D0000-0x0000000004A06000-memory.dmp

Filesize
216KB

Download
memory/4816-92-0x0000000074AB0000-0x0000000075260000-memory.dmp

Filesize
7.7MB

Download
memory/4816-13-0x0000000004B60000-0x0000000004B70000-memory.dmp

Filesize
64KB

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