agenttesla | cdf2fecfefa949e315f8f0b887a11cd2d7c3a000af79ee637b25052eac663adc

General

Target

PO 20240105.exe
Size

740KB
MD5

81d099f1008d98346919c22f105e26e5
SHA1

de77e686d32adca574703621974811dc6c7d3b31
SHA256

1ddead5d6964c8e382d3b2ea694774ff58486bcfb7996015561cc9a03c61b536
SHA512

b174aa74461edcc8afee22134084d6de4001fdf5d7012fbcd904f119d3959d776b43fd91a25147c20d2dcfa0d18eeb0b554155d2c7380d55030e6dd2e28bf794
SSDEEP

12288:Wd1JsJ6SH1Sh2iNwCZDcTsTmmk82Zzl2VLlh5AMOYFC6Vljc4J+G30NuqDpfLpPd:Wd4w1GQQABk1Zzl4ph5vtCi0hBDpfLG

Score

10^/10

agenttesla keylogger spyware stealer trojan

Malware Config

Extracted

Family

agenttesla

Credentials

Protocol: smtp
Host:
mail.starmech.net
Port:
587
Username:
electronics@starmech.net
Password:
nics123
Email To:
godwingodwin397@gmail.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/1648-27-0x0000000000400000-0x0000000000440000-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/1648-27-0x0000000000400000-0x0000000000440000-memory.dmp	INDICATOR_SUSPICIOUS_Binary_References_Browsers

Detects executables packed with SmartAssembly 1 IoCs

Processes:

resource	yara_rule
behavioral2/memory/3808-8-0x0000000005C30000-0x0000000005C3C000-memory.dmp	INDICATOR_EXE_Packed_SmartAssembly

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

Processes:

resource	yara_rule
behavioral2/memory/1648-27-0x0000000000400000-0x0000000000440000-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/1648-27-0x0000000000400000-0x0000000000440000-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/1648-27-0x0000000000400000-0x0000000000440000-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/1648-27-0x0000000000400000-0x0000000000440000-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:

PO 20240105.exe

description	ioc	process
Key value queried	\REGISTRY\USER\S-1-5-21-3808065738-1666277613-1125846146-1000\Control Panel\International\Geo\Nation	PO 20240105.exe

Suspicious use of SetThreadContext 1 IoCs

Processes:

PO 20240105.exe

description pid process target process

PID 3808 set thread context of 1648 3808 PO 20240105.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

1748 schtasks.exe

description	pid	process	target process
PID 3808 set thread context of 1648	3808	PO 20240105.exe	RegSvcs.exe

pid	process
1748	schtasks.exe

Suspicious behavior: EnumeratesProcesses 19 IoCs

Processes:

PO 20240105.exepowershell.exepowershell.exeRegSvcs.exe

pid	process
3808	PO 20240105.exe
3808	PO 20240105.exe
3808	PO 20240105.exe
3808	PO 20240105.exe
3808	PO 20240105.exe
4440	powershell.exe
4440	powershell.exe
4056	powershell.exe
4056	powershell.exe
3808	PO 20240105.exe
3808	PO 20240105.exe
3808	PO 20240105.exe
3808	PO 20240105.exe
3808	PO 20240105.exe
1648	RegSvcs.exe
1648	RegSvcs.exe
1648	RegSvcs.exe
4440	powershell.exe
4056	powershell.exe

Suspicious use of AdjustPrivilegeToken 4 IoCs

Processes:

PO 20240105.exepowershell.exepowershell.exeRegSvcs.exe

description	pid	process
Token: SeDebugPrivilege	3808	PO 20240105.exe
Token: SeDebugPrivilege	4440	powershell.exe
Token: SeDebugPrivilege	4056	powershell.exe
Token: SeDebugPrivilege	1648	RegSvcs.exe

Suspicious use of WriteProcessMemory 23 IoCs

Processes:

PO 20240105.exe

description	pid	process	target process
PID 3808 wrote to memory of 4440	3808	PO 20240105.exe	powershell.exe
PID 3808 wrote to memory of 4440	3808	PO 20240105.exe	powershell.exe
PID 3808 wrote to memory of 4440	3808	PO 20240105.exe	powershell.exe
PID 3808 wrote to memory of 4056	3808	PO 20240105.exe	powershell.exe
PID 3808 wrote to memory of 4056	3808	PO 20240105.exe	powershell.exe
PID 3808 wrote to memory of 4056	3808	PO 20240105.exe	powershell.exe
PID 3808 wrote to memory of 1748	3808	PO 20240105.exe	schtasks.exe
PID 3808 wrote to memory of 1748	3808	PO 20240105.exe	schtasks.exe
PID 3808 wrote to memory of 1748	3808	PO 20240105.exe	schtasks.exe
PID 3808 wrote to memory of 2024	3808	PO 20240105.exe	RegSvcs.exe
PID 3808 wrote to memory of 2024	3808	PO 20240105.exe	RegSvcs.exe
PID 3808 wrote to memory of 2024	3808	PO 20240105.exe	RegSvcs.exe
PID 3808 wrote to memory of 4960	3808	PO 20240105.exe	RegSvcs.exe
PID 3808 wrote to memory of 4960	3808	PO 20240105.exe	RegSvcs.exe
PID 3808 wrote to memory of 4960	3808	PO 20240105.exe	RegSvcs.exe
PID 3808 wrote to memory of 1648	3808	PO 20240105.exe	RegSvcs.exe
PID 3808 wrote to memory of 1648	3808	PO 20240105.exe	RegSvcs.exe
PID 3808 wrote to memory of 1648	3808	PO 20240105.exe	RegSvcs.exe
PID 3808 wrote to memory of 1648	3808	PO 20240105.exe	RegSvcs.exe
PID 3808 wrote to memory of 1648	3808	PO 20240105.exe	RegSvcs.exe
PID 3808 wrote to memory of 1648	3808	PO 20240105.exe	RegSvcs.exe
PID 3808 wrote to memory of 1648	3808	PO 20240105.exe	RegSvcs.exe
PID 3808 wrote to memory of 1648	3808	PO 20240105.exe	RegSvcs.exe

C:\Users\Admin\AppData\Local\Temp\PO 20240105.exe
"C:\Users\Admin\AppData\Local\Temp\PO 20240105.exe"
1⤵
- Checks computer location settings
- Suspicious use of SetThreadContext
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
PID:3808

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\PO 20240105.exe"
2⤵
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
PID:4440

C:\Windows\SysWOW64\WindowsPowerShell\v1.0\powershell.exe
"C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe" Add-MpPreference -ExclusionPath "C:\Users\Admin\AppData\Roaming\TZgkPJEad.exe"
2⤵
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
PID:4056

C:\Windows\SysWOW64\schtasks.exe
"C:\Windows\System32\schtasks.exe" /Create /TN "Updates\TZgkPJEad" /XML "C:\Users\Admin\AppData\Local\Temp\tmp92D5.tmp"
2⤵
- Creates scheduled task(s)
PID:1748

C:\Windows\Microsoft.NET\Framework\v4.0.30319\RegSvcs.exe
"C:\Windows\Microsoft.NET\Framework\v4.0.30319\RegSvcs.exe"
2⤵
PID:2024

C:\Windows\Microsoft.NET\Framework\v4.0.30319\RegSvcs.exe
"C:\Windows\Microsoft.NET\Framework\v4.0.30319\RegSvcs.exe"
2⤵
PID:4960

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:1648

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=1340 --field-trial-handle=2236,i,5367110156796017614,12594004256180761011,262144 --variations-seed-version /prefetch:8
1⤵
PID:1588

Network

MITRE ATT&CK Matrix ATT&CK v13

Initial Access

Execution

Scheduled Task/Job

1

T1053

Persistence

Scheduled Task/Job

1

T1053

Privilege Escalation

Scheduled Task/Job

1

T1053

Defense Evasion

Credential Access

Discovery

Query Registry

1

T1012

System Information Discovery

2

T1082

Lateral Movement

Collection

Exfiltration

Command and Control

Impact

Resource Development

Reconnaissance

Replay Monitor

Loading Replay Monitor...

Downloads

C:\Users\Admin\AppData\Local\Temp\__PSScriptPolicyTest_3ivt5fi4.zue.ps1
Filesize
60B

MD5
d17fe0a3f47be24a6453e9ef58c94641

SHA1
6ab83620379fc69f80c0242105ddffd7d98d5d9d

SHA256
96ad1146eb96877eab5942ae0736b82d8b5e2039a80d3d6932665c1a4c87dcf7

SHA512
5b592e58f26c264604f98f6aa12860758ce606d1c63220736cf0c779e4e18e3cec8706930a16c38b20161754d1017d1657d35258e58ca22b18f5b232880dec82

Download Submit
C:\Users\Admin\AppData\Local\Temp\tmp92D5.tmp
Filesize
1KB

MD5
e05556a59aba2df1708c07b907fd829d

SHA1
06041d3cb34306bcd01729a2f13623b75a09a4d8

SHA256
300e9004e41c9c057d0d9daf0da3b215dc38aa12ab04d704f7bb46caea500b68

SHA512
2d0e9ce9020e31849da6d739edb54b8cba123e12c3f97700cbd02c7fe69ecb6eb62af9c9a320b4856f920244bab476228522d7ca9756df213a759d77035deddd

Download Submit
memory/1648-95-0x0000000004E60000-0x0000000004E70000-memory.dmp

Filesize
64KB

Download
memory/1648-40-0x0000000004E60000-0x0000000004E70000-memory.dmp

Filesize
64KB

Download
memory/1648-39-0x00000000744B0000-0x0000000074C60000-memory.dmp

Filesize
7.7MB

Download
memory/1648-27-0x0000000000400000-0x0000000000440000-memory.dmp

Filesize
256KB

Download
memory/1648-84-0x0000000005E10000-0x0000000005E60000-memory.dmp

Filesize
320KB

Download
memory/1648-94-0x00000000744B0000-0x0000000074C60000-memory.dmp

Filesize
7.7MB

Download
memory/3808-49-0x00000000744B0000-0x0000000074C60000-memory.dmp

Filesize
7.7MB

Download
memory/3808-5-0x0000000005740000-0x000000000574A000-memory.dmp

Filesize
40KB

Download
memory/3808-10-0x00000000744B0000-0x0000000074C60000-memory.dmp

Filesize
7.7MB

Download
memory/3808-8-0x0000000005C30000-0x0000000005C3C000-memory.dmp

Filesize
48KB

Download
memory/3808-0-0x00000000744B0000-0x0000000074C60000-memory.dmp

Filesize
7.7MB

Download
memory/3808-7-0x0000000005C20000-0x0000000005C32000-memory.dmp

Filesize
72KB

Download
memory/3808-16-0x0000000005910000-0x0000000005920000-memory.dmp

Filesize
64KB

Download
memory/3808-9-0x0000000008860000-0x00000000088E2000-memory.dmp

Filesize
520KB

Download
memory/3808-1-0x0000000000C80000-0x0000000000D3C000-memory.dmp

Filesize
752KB

Download
memory/3808-2-0x0000000005C70000-0x0000000006214000-memory.dmp

Filesize
5.6MB

Download
memory/3808-3-0x0000000005760000-0x00000000057F2000-memory.dmp

Filesize
584KB

Download
memory/3808-6-0x0000000005A60000-0x0000000005AFC000-memory.dmp

Filesize
624KB

Download
memory/3808-4-0x0000000005910000-0x0000000005920000-memory.dmp

Filesize
64KB

Download
memory/4056-92-0x00000000744B0000-0x0000000074C60000-memory.dmp

Filesize
7.7MB

Download
memory/4056-83-0x0000000006F20000-0x0000000006F31000-memory.dmp

Filesize
68KB

Download
memory/4056-89-0x0000000007040000-0x0000000007048000-memory.dmp

Filesize
32KB

Download
memory/4056-22-0x0000000004430000-0x0000000004440000-memory.dmp

Filesize
64KB

Download
memory/4056-21-0x0000000004430000-0x0000000004440000-memory.dmp

Filesize
64KB

Download
memory/4056-20-0x00000000744B0000-0x0000000074C60000-memory.dmp

Filesize
7.7MB

Download
memory/4056-58-0x0000000074D10000-0x0000000074D5C000-memory.dmp

Filesize
304KB

Download
memory/4056-26-0x0000000005380000-0x00000000053E6000-memory.dmp

Filesize
408KB

Download
memory/4056-51-0x00000000053F0000-0x000000000540E000-memory.dmp

Filesize
120KB

Download
memory/4056-52-0x0000000005B40000-0x0000000005B8C000-memory.dmp

Filesize
304KB

Download
memory/4056-82-0x0000000006FA0000-0x0000000007036000-memory.dmp

Filesize
600KB

Download
memory/4056-53-0x0000000004430000-0x0000000004440000-memory.dmp

Filesize
64KB

Download
memory/4056-55-0x000000007EE80000-0x000000007EE90000-memory.dmp

Filesize
64KB

Download
memory/4056-56-0x0000000005FC0000-0x0000000005FF2000-memory.dmp

Filesize
200KB

Download
memory/4056-78-0x0000000006C80000-0x0000000006D23000-memory.dmp

Filesize
652KB

Download
memory/4440-12-0x00000000744B0000-0x0000000074C60000-memory.dmp

Filesize
7.7MB

Download
memory/4440-68-0x0000000006690000-0x00000000066AE000-memory.dmp

Filesize
120KB

Download
memory/4440-57-0x0000000074D10000-0x0000000074D5C000-memory.dmp

Filesize
304KB

Download
memory/4440-80-0x0000000007420000-0x000000000743A000-memory.dmp

Filesize
104KB

Download
memory/4440-79-0x0000000007AA0000-0x000000000811A000-memory.dmp

Filesize
6.5MB

Download
memory/4440-81-0x0000000007480000-0x000000000748A000-memory.dmp

Filesize
40KB

Download
memory/4440-54-0x0000000004C70000-0x0000000004C80000-memory.dmp

Filesize
64KB

Download
memory/4440-50-0x0000000005C30000-0x0000000005F84000-memory.dmp

Filesize
3.3MB

Download
memory/4440-25-0x0000000005A50000-0x0000000005AB6000-memory.dmp

Filesize
408KB

Download
memory/4440-85-0x00000000744B0000-0x0000000074C60000-memory.dmp

Filesize
7.7MB

Download
memory/4440-86-0x0000000007780000-0x000000000778E000-memory.dmp

Filesize
56KB

Download
memory/4440-87-0x0000000007790000-0x00000000077A4000-memory.dmp

Filesize
80KB

Download
memory/4440-88-0x00000000077E0000-0x00000000077FA000-memory.dmp

Filesize
104KB

Download
memory/4440-24-0x0000000005230000-0x0000000005252000-memory.dmp

Filesize
136KB

Download
memory/4440-19-0x00000000052B0000-0x00000000058D8000-memory.dmp

Filesize
6.2MB

Download
memory/4440-93-0x00000000744B0000-0x0000000074C60000-memory.dmp

Filesize
7.7MB

Download
memory/4440-13-0x0000000004C70000-0x0000000004C80000-memory.dmp

Filesize
64KB

Download
memory/4440-11-0x0000000004B50000-0x0000000004B86000-memory.dmp

Filesize
216KB

Download

Analysis

Sharing

General

Malware Config

Extracted

Signatures

Processes

Network

MITRE ATT&CK Matrix ATT&CK v13

Replay Monitor

Loading Replay Monitor...

Downloads