agenttesla | da6572812314662cf364e04dc4db580245e4598063fe952cb509575ca88392f6

General

Target

da6572812314662cf364e04dc4db580245e4598063fe952cb509575ca88392f6.exe
Size

602KB
MD5

cdef16a2a2116cd907aa817b11217cfd
SHA1

d23ba1f017c0e65ba65203c889a2bea963d63d3a
SHA256

da6572812314662cf364e04dc4db580245e4598063fe952cb509575ca88392f6
SHA512

9ad7168fd876ceb36229330092f2f70d5a305e9422ff7cc321684c3210ad217a214ed517041f0738eb1a98b977232dcf01d8f8e6a3ca03e3a6261baef94d90ae
SSDEEP

12288:lYyGYZS6ESbpYa4i2BzmVNhsBQN/nRTOPihFr3iUR42q6N:IUDESbwylT/nRKWrPN

Score

10^/10

agenttesla keylogger persistence spyware stealer trojan

Malware Config

Extracted

Family

agenttesla

Credentials

Protocol: smtp
Host:
terminal4.veeblehosting.com
Port:
587
Username:
OTUJI@gomuga.com
Password:
Ifeanyi1987@
Email To:
otuji@kailmaticarbon.com

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/3876-14-0x0000000000400000-0x0000000000442000-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/3876-14-0x0000000000400000-0x0000000000442000-memory.dmp	INDICATOR_SUSPICIOUS_Binary_References_Browsers

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

Processes:

resource	yara_rule
behavioral2/memory/3876-14-0x0000000000400000-0x0000000000442000-memory.dmp	INDICATOR_SUSPICIOUS_EXE_SandboxHookingDLL

Detects executables packed with or use KoiVM 1 IoCs

Processes:

resource	yara_rule
behavioral2/memory/560-3-0x0000018719650000-0x00000187196E6000-memory.dmp	INDICATOR_EXE_Packed_KoiVM

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

Processes:

resource	yara_rule
behavioral2/memory/3876-14-0x0000000000400000-0x0000000000442000-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/3876-14-0x0000000000400000-0x0000000000442000-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/3876-14-0x0000000000400000-0x0000000000442000-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/3876-14-0x0000000000400000-0x0000000000442000-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

Processes:

da6572812314662cf364e04dc4db580245e4598063fe952cb509575ca88392f6.exe

description	ioc	process
Key value queried	\REGISTRY\USER\S-1-5-21-817259280-2658881748-983986378-1000\Control Panel\International\Geo\Nation	da6572812314662cf364e04dc4db580245e4598063fe952cb509575ca88392f6.exe

Executes dropped EXE 1 IoCs

Processes:

svchost.exe

pid process

2556 svchost.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

pid	process
2556	svchost.exe

Adds Run key to start application 2 TTPs 1 IoCs

persistence

Registry Run Keys / Startup Folder

T1547.001

Modify Registry

T1112

Processes:

da6572812314662cf364e04dc4db580245e4598063fe952cb509575ca88392f6.exe

description	ioc	process
Set value (str)	\REGISTRY\USER\S-1-5-21-817259280-2658881748-983986378-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\svchost = "\"C:\\Users\\Admin\\AppData\\Roaming\\svchost.exe\""	da6572812314662cf364e04dc4db580245e4598063fe952cb509575ca88392f6.exe

Looks up external IP address via web service 1 IoCs
Uses a legitimate IP lookup service to find the infected system's external IP.

Processes:

flow ioc

46 ip-api.com
Suspicious use of SetThreadContext 1 IoCs

Processes:

svchost.exe

description pid process target process

PID 2556 set thread context of 3876 2556 svchost.exe regasm.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

4360 schtasks.exe
Delays execution with timeout.exe 1 IoCs
evasion

Processes:

timeout.exe

pid process

2372 timeout.exe

flow	ioc
46	ip-api.com

description	pid	process	target process
PID 2556 set thread context of 3876	2556	svchost.exe	regasm.exe

pid	process
4360	schtasks.exe

pid	process
2372	timeout.exe

Suspicious behavior: EnumeratesProcesses 30 IoCs

Processes:

da6572812314662cf364e04dc4db580245e4598063fe952cb509575ca88392f6.exeregasm.exe

pid	process
560	da6572812314662cf364e04dc4db580245e4598063fe952cb509575ca88392f6.exe
560	da6572812314662cf364e04dc4db580245e4598063fe952cb509575ca88392f6.exe
560	da6572812314662cf364e04dc4db580245e4598063fe952cb509575ca88392f6.exe
560	da6572812314662cf364e04dc4db580245e4598063fe952cb509575ca88392f6.exe
560	da6572812314662cf364e04dc4db580245e4598063fe952cb509575ca88392f6.exe
560	da6572812314662cf364e04dc4db580245e4598063fe952cb509575ca88392f6.exe
560	da6572812314662cf364e04dc4db580245e4598063fe952cb509575ca88392f6.exe
560	da6572812314662cf364e04dc4db580245e4598063fe952cb509575ca88392f6.exe
560	da6572812314662cf364e04dc4db580245e4598063fe952cb509575ca88392f6.exe
560	da6572812314662cf364e04dc4db580245e4598063fe952cb509575ca88392f6.exe
560	da6572812314662cf364e04dc4db580245e4598063fe952cb509575ca88392f6.exe
560	da6572812314662cf364e04dc4db580245e4598063fe952cb509575ca88392f6.exe
560	da6572812314662cf364e04dc4db580245e4598063fe952cb509575ca88392f6.exe
560	da6572812314662cf364e04dc4db580245e4598063fe952cb509575ca88392f6.exe
560	da6572812314662cf364e04dc4db580245e4598063fe952cb509575ca88392f6.exe
560	da6572812314662cf364e04dc4db580245e4598063fe952cb509575ca88392f6.exe
560	da6572812314662cf364e04dc4db580245e4598063fe952cb509575ca88392f6.exe
560	da6572812314662cf364e04dc4db580245e4598063fe952cb509575ca88392f6.exe
560	da6572812314662cf364e04dc4db580245e4598063fe952cb509575ca88392f6.exe
560	da6572812314662cf364e04dc4db580245e4598063fe952cb509575ca88392f6.exe
560	da6572812314662cf364e04dc4db580245e4598063fe952cb509575ca88392f6.exe
560	da6572812314662cf364e04dc4db580245e4598063fe952cb509575ca88392f6.exe
560	da6572812314662cf364e04dc4db580245e4598063fe952cb509575ca88392f6.exe
560	da6572812314662cf364e04dc4db580245e4598063fe952cb509575ca88392f6.exe
560	da6572812314662cf364e04dc4db580245e4598063fe952cb509575ca88392f6.exe
560	da6572812314662cf364e04dc4db580245e4598063fe952cb509575ca88392f6.exe
560	da6572812314662cf364e04dc4db580245e4598063fe952cb509575ca88392f6.exe
3876	regasm.exe
3876	regasm.exe
3876	regasm.exe

Suspicious use of AdjustPrivilegeToken 4 IoCs

Processes:

da6572812314662cf364e04dc4db580245e4598063fe952cb509575ca88392f6.exesvchost.exeregasm.exesvchost.exe

description	pid	process
Token: SeDebugPrivilege	560	da6572812314662cf364e04dc4db580245e4598063fe952cb509575ca88392f6.exe
Token: SeDebugPrivilege	2556	svchost.exe
Token: SeDebugPrivilege	3876	regasm.exe
Token: SeManageVolumePrivilege	828	svchost.exe

Suspicious use of WriteProcessMemory 21 IoCs

Processes:

da6572812314662cf364e04dc4db580245e4598063fe952cb509575ca88392f6.execmd.execmd.exesvchost.exe

description	pid	process	target process
PID 560 wrote to memory of 3736	560	da6572812314662cf364e04dc4db580245e4598063fe952cb509575ca88392f6.exe	cmd.exe
PID 560 wrote to memory of 3736	560	da6572812314662cf364e04dc4db580245e4598063fe952cb509575ca88392f6.exe	cmd.exe
PID 560 wrote to memory of 4464	560	da6572812314662cf364e04dc4db580245e4598063fe952cb509575ca88392f6.exe	cmd.exe
PID 560 wrote to memory of 4464	560	da6572812314662cf364e04dc4db580245e4598063fe952cb509575ca88392f6.exe	cmd.exe
PID 3736 wrote to memory of 4360	3736	cmd.exe	schtasks.exe
PID 3736 wrote to memory of 4360	3736	cmd.exe	schtasks.exe
PID 4464 wrote to memory of 2372	4464	cmd.exe	timeout.exe
PID 4464 wrote to memory of 2372	4464	cmd.exe	timeout.exe
PID 4464 wrote to memory of 2556	4464	cmd.exe	svchost.exe
PID 4464 wrote to memory of 2556	4464	cmd.exe	svchost.exe
PID 2556 wrote to memory of 3876	2556	svchost.exe	regasm.exe
PID 2556 wrote to memory of 3876	2556	svchost.exe	regasm.exe
PID 2556 wrote to memory of 3876	2556	svchost.exe	regasm.exe
PID 2556 wrote to memory of 3876	2556	svchost.exe	regasm.exe
PID 2556 wrote to memory of 3876	2556	svchost.exe	regasm.exe
PID 2556 wrote to memory of 3876	2556	svchost.exe	regasm.exe
PID 2556 wrote to memory of 3876	2556	svchost.exe	regasm.exe
PID 2556 wrote to memory of 3876	2556	svchost.exe	regasm.exe
PID 2556 wrote to memory of 2056	2556	svchost.exe	regasm.exe
PID 2556 wrote to memory of 2056	2556	svchost.exe	regasm.exe
PID 2556 wrote to memory of 2056	2556	svchost.exe	regasm.exe

Uses Task Scheduler COM API 1 TTPs
The Task Scheduler COM API can be used to schedule applications to run on boot or at set times.
persistence

Query Registry
T1012

C:\Users\Admin\AppData\Local\Temp\da6572812314662cf364e04dc4db580245e4598063fe952cb509575ca88392f6.exe
"C:\Users\Admin\AppData\Local\Temp\da6572812314662cf364e04dc4db580245e4598063fe952cb509575ca88392f6.exe"
1⤵
- Checks computer location settings
- Adds Run key to start application
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
PID:560

C:\Windows\System32\cmd.exe
"C:\Windows\System32\cmd.exe" /c schtasks /create /f /sc onlogon /rl highest /tn "svchost" /tr '"C:\Users\Admin\AppData\Roaming\svchost.exe"' & exit
2⤵
- Suspicious use of WriteProcessMemory
PID:3736

C:\Windows\system32\schtasks.exe
schtasks /create /f /sc onlogon /rl highest /tn "svchost" /tr '"C:\Users\Admin\AppData\Roaming\svchost.exe"'
3⤵
- Creates scheduled task(s)
PID:4360

C:\Windows\system32\cmd.exe
C:\Windows\system32\cmd.exe /c ""C:\Users\Admin\AppData\Local\Temp\tmp6A33.tmp.bat""
2⤵
- Suspicious use of WriteProcessMemory
PID:4464

C:\Windows\system32\timeout.exe
timeout 3
3⤵
- Delays execution with timeout.exe
PID:2372

C:\Users\Admin\AppData\Roaming\svchost.exe
"C:\Users\Admin\AppData\Roaming\svchost.exe"
3⤵
- Executes dropped EXE
- Suspicious use of SetThreadContext
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
PID:2556

C:\Windows\Microsoft.NET\Framework\v4.0.30319\regasm.exe
"C:\Windows\Microsoft.NET\Framework\v4.0.30319\regasm.exe"
4⤵
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
PID:3876

C:\Windows\Microsoft.NET\Framework\v4.0.30319\regasm.exe
"C:\Windows\Microsoft.NET\Framework\v4.0.30319\regasm.exe"
4⤵
PID:2056

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=4088 --field-trial-handle=2292,i,2927097380497635931,2014459809064723663,262144 --variations-seed-version /prefetch:8
1⤵
PID:1944

C:\Windows\system32\rundll32.exe
"C:\Windows\system32\rundll32.exe" "C:\Windows\SYSTEM32\EDGEHTML.dll",#141 Microsoft.VCLibs.140.00_8wekyb3d8bbwe
1⤵
PID:3868

C:\Windows\System32\svchost.exe
C:\Windows\System32\svchost.exe -k UnistackSvcGroup
1⤵
- Suspicious use of AdjustPrivilegeToken
PID:828

Network

MITRE ATT&CK Matrix ATT&CK v13

Initial Access

Execution

Scheduled Task/Job

1

T1053

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

Unsecured Credentials

4

T1552

Credentials In Files

3

T1552.001

Credentials in Registry

1

T1552.002

Discovery

Query Registry

2

T1012

System Information Discovery

2

T1082

Lateral Movement

Collection

Data from Local System

4

T1005

Exfiltration

Command and Control

Impact

Resource Development

Reconnaissance

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Downloads

C:\Users\Admin\AppData\Local\Temp\tmp6A33.tmp.bat
Filesize
151B

MD5
f7c9a72f71bae8d624d72faf75672419

SHA1
3939123cc0bcb11ba317ec34905bd9ccd096b4f8

SHA256
af096731f87a7aead701872aa29d89624cdf940459497c14b223b0cf1fe780b2

SHA512
ff2641dccfdc395f2c62f28c0299de8e244d9fe8c053bb1d859065f7c623daae57336eb73beba860f8399a409a10c2c15f0fa6b6595632e2fbdacfd77812138e

Download Submit
C:\Users\Admin\AppData\Roaming\svchost.exe
Filesize
602KB

MD5
cdef16a2a2116cd907aa817b11217cfd

SHA1
d23ba1f017c0e65ba65203c889a2bea963d63d3a

SHA256
da6572812314662cf364e04dc4db580245e4598063fe952cb509575ca88392f6

SHA512
9ad7168fd876ceb36229330092f2f70d5a305e9422ff7cc321684c3210ad217a214ed517041f0738eb1a98b977232dcf01d8f8e6a3ca03e3a6261baef94d90ae

Download Submit
memory/560-3-0x0000018719650000-0x00000187196E6000-memory.dmp

Filesize
600KB

Download
memory/560-8-0x00007FFE6D3F0000-0x00007FFE6DEB1000-memory.dmp

Filesize
10.8MB

Download
memory/560-2-0x0000018719550000-0x0000018719560000-memory.dmp

Filesize
64KB

Download
memory/560-1-0x00007FFE6D3F0000-0x00007FFE6DEB1000-memory.dmp

Filesize
10.8MB

Download
memory/560-0-0x000001877EDD0000-0x000001877EDD8000-memory.dmp

Filesize
32KB

Download
memory/828-25-0x000002A26FA40000-0x000002A26FA50000-memory.dmp

Filesize
64KB

Download
memory/828-61-0x000002A277F70000-0x000002A277F71000-memory.dmp

Filesize
4KB

Download
memory/828-60-0x000002A277E60000-0x000002A277E61000-memory.dmp

Filesize
4KB

Download
memory/828-59-0x000002A277E60000-0x000002A277E61000-memory.dmp

Filesize
4KB

Download
memory/828-57-0x000002A277E30000-0x000002A277E31000-memory.dmp

Filesize
4KB

Download
memory/828-41-0x000002A26FB40000-0x000002A26FB50000-memory.dmp

Filesize
64KB

Download
memory/2556-13-0x00007FFE6C6B0000-0x00007FFE6D171000-memory.dmp

Filesize
10.8MB

Download
memory/2556-19-0x00007FFE6C6B0000-0x00007FFE6D171000-memory.dmp

Filesize
10.8MB

Download
memory/3876-18-0x0000000005240000-0x00000000052A6000-memory.dmp

Filesize
408KB

Download
memory/3876-22-0x0000000006820000-0x000000000682A000-memory.dmp

Filesize
40KB

Download
memory/3876-23-0x00000000745B0000-0x0000000074D60000-memory.dmp

Filesize
7.7MB

Download
memory/3876-24-0x00000000054A0000-0x00000000054B0000-memory.dmp

Filesize
64KB

Download
memory/3876-21-0x0000000006890000-0x0000000006922000-memory.dmp

Filesize
584KB

Download
memory/3876-20-0x00000000067A0000-0x00000000067F0000-memory.dmp

Filesize
320KB

Download
memory/3876-17-0x00000000054A0000-0x00000000054B0000-memory.dmp

Filesize
64KB

Download
memory/3876-16-0x0000000005A60000-0x0000000006004000-memory.dmp

Filesize
5.6MB

Download
memory/3876-15-0x00000000745B0000-0x0000000074D60000-memory.dmp

Filesize
7.7MB

Download
memory/3876-14-0x0000000000400000-0x0000000000442000-memory.dmp

Filesize
264KB

Download

Analysis

Sharing

General

Malware Config

Extracted

Signatures

Processes

Network

MITRE ATT&CK Matrix ATT&CK v13

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Downloads