agenttesla | 84225e449f93fe49be50ad0b5233f1666ac856db99b201d1625a0cefbf07b2e4

General

Target

84225e449f93fe49be50ad0b5233f1666ac856db99b201d1625a0cefbf07b2e4.exe
Size

660KB
MD5

b59fdfa1bc3fab9682efe169673b860b
SHA1

9029a816e934ad5e5545171c0bb4b4594e9dd7aa
SHA256

84225e449f93fe49be50ad0b5233f1666ac856db99b201d1625a0cefbf07b2e4
SHA512

2cc19bb9992e31bc045fc50a5d2bf35a42c3345704d26aa3f0ca139a44250b2dbd601ab6ec7aa0b3cba80d28a16d3ee7b5386a21fc8759f405c77d2f992138f6
SSDEEP

12288:wzNwnqs3y44sAGBqD6iGj1EPoGtaUvNbKMYecJvk5CYxZsFzdZGdrLNhN3b:VnPAGBqD6mbYwtKMWxk5bxZmq3NhN

Score

10^/10

agenttesla keylogger persistence spyware stealer trojan

Malware Config

Extracted

Family

agenttesla

Credentials

Protocol: smtp
Host:
mail.premiermotor.com.bn
Port:
587
Username:
[email protected]
Password:
e3Q9hj?1
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. 6 IoCs

resource	yara_rule
behavioral1/memory/2312-24-0x0000000000400000-0x0000000000442000-memory.dmp	INDICATOR_EXE_Packed_GEN01
behavioral1/memory/2312-28-0x0000000000400000-0x0000000000442000-memory.dmp	INDICATOR_EXE_Packed_GEN01
behavioral1/memory/2312-35-0x0000000000400000-0x0000000000442000-memory.dmp	INDICATOR_EXE_Packed_GEN01
behavioral1/memory/2312-38-0x0000000000400000-0x0000000000442000-memory.dmp	INDICATOR_EXE_Packed_GEN01
behavioral1/memory/2312-40-0x0000000000400000-0x0000000000442000-memory.dmp	INDICATOR_EXE_Packed_GEN01
behavioral1/memory/2312-42-0x0000000004960000-0x00000000049A0000-memory.dmp	INDICATOR_EXE_Packed_GEN01

Detects binaries (Windows and macOS) referencing many web browsers. Observed in information stealers. 6 IoCs

resource	yara_rule
behavioral1/memory/2312-24-0x0000000000400000-0x0000000000442000-memory.dmp	INDICATOR_SUSPICIOUS_Binary_References_Browsers
behavioral1/memory/2312-28-0x0000000000400000-0x0000000000442000-memory.dmp	INDICATOR_SUSPICIOUS_Binary_References_Browsers
behavioral1/memory/2312-35-0x0000000000400000-0x0000000000442000-memory.dmp	INDICATOR_SUSPICIOUS_Binary_References_Browsers
behavioral1/memory/2312-38-0x0000000000400000-0x0000000000442000-memory.dmp	INDICATOR_SUSPICIOUS_Binary_References_Browsers
behavioral1/memory/2312-40-0x0000000000400000-0x0000000000442000-memory.dmp	INDICATOR_SUSPICIOUS_Binary_References_Browsers
behavioral1/memory/2312-42-0x0000000004960000-0x00000000049A0000-memory.dmp	INDICATOR_SUSPICIOUS_Binary_References_Browsers

Detects executables referencing Windows vault credential objects. Observed in infostealers 6 IoCs

resource	yara_rule
behavioral1/memory/2312-24-0x0000000000400000-0x0000000000442000-memory.dmp	INDICATOR_SUSPICIOUS_EXE_VaultSchemaGUID
behavioral1/memory/2312-28-0x0000000000400000-0x0000000000442000-memory.dmp	INDICATOR_SUSPICIOUS_EXE_VaultSchemaGUID
behavioral1/memory/2312-35-0x0000000000400000-0x0000000000442000-memory.dmp	INDICATOR_SUSPICIOUS_EXE_VaultSchemaGUID
behavioral1/memory/2312-38-0x0000000000400000-0x0000000000442000-memory.dmp	INDICATOR_SUSPICIOUS_EXE_VaultSchemaGUID
behavioral1/memory/2312-40-0x0000000000400000-0x0000000000442000-memory.dmp	INDICATOR_SUSPICIOUS_EXE_VaultSchemaGUID
behavioral1/memory/2312-42-0x0000000004960000-0x00000000049A0000-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 6 IoCs

resource	yara_rule
behavioral1/memory/2312-24-0x0000000000400000-0x0000000000442000-memory.dmp	INDICATOR_SUSPICIOUS_EXE_References_Confidential_Data_Store
behavioral1/memory/2312-28-0x0000000000400000-0x0000000000442000-memory.dmp	INDICATOR_SUSPICIOUS_EXE_References_Confidential_Data_Store
behavioral1/memory/2312-35-0x0000000000400000-0x0000000000442000-memory.dmp	INDICATOR_SUSPICIOUS_EXE_References_Confidential_Data_Store
behavioral1/memory/2312-38-0x0000000000400000-0x0000000000442000-memory.dmp	INDICATOR_SUSPICIOUS_EXE_References_Confidential_Data_Store
behavioral1/memory/2312-40-0x0000000000400000-0x0000000000442000-memory.dmp	INDICATOR_SUSPICIOUS_EXE_References_Confidential_Data_Store
behavioral1/memory/2312-42-0x0000000004960000-0x00000000049A0000-memory.dmp	INDICATOR_SUSPICIOUS_EXE_References_Confidential_Data_Store

Detects executables referencing many email and collaboration clients. Observed in information stealers 6 IoCs

resource	yara_rule
behavioral1/memory/2312-24-0x0000000000400000-0x0000000000442000-memory.dmp	INDICATOR_SUSPICIOUS_EXE_References_Messaging_Clients
behavioral1/memory/2312-28-0x0000000000400000-0x0000000000442000-memory.dmp	INDICATOR_SUSPICIOUS_EXE_References_Messaging_Clients
behavioral1/memory/2312-35-0x0000000000400000-0x0000000000442000-memory.dmp	INDICATOR_SUSPICIOUS_EXE_References_Messaging_Clients
behavioral1/memory/2312-38-0x0000000000400000-0x0000000000442000-memory.dmp	INDICATOR_SUSPICIOUS_EXE_References_Messaging_Clients
behavioral1/memory/2312-40-0x0000000000400000-0x0000000000442000-memory.dmp	INDICATOR_SUSPICIOUS_EXE_References_Messaging_Clients
behavioral1/memory/2312-42-0x0000000004960000-0x00000000049A0000-memory.dmp	INDICATOR_SUSPICIOUS_EXE_References_Messaging_Clients

Detects executables referencing many file transfer clients. Observed in information stealers 6 IoCs

resource	yara_rule
behavioral1/memory/2312-24-0x0000000000400000-0x0000000000442000-memory.dmp	INDICATOR_SUSPICIOUS_EXE_Referenfces_File_Transfer_Clients
behavioral1/memory/2312-28-0x0000000000400000-0x0000000000442000-memory.dmp	INDICATOR_SUSPICIOUS_EXE_Referenfces_File_Transfer_Clients
behavioral1/memory/2312-35-0x0000000000400000-0x0000000000442000-memory.dmp	INDICATOR_SUSPICIOUS_EXE_Referenfces_File_Transfer_Clients
behavioral1/memory/2312-38-0x0000000000400000-0x0000000000442000-memory.dmp	INDICATOR_SUSPICIOUS_EXE_Referenfces_File_Transfer_Clients
behavioral1/memory/2312-40-0x0000000000400000-0x0000000000442000-memory.dmp	INDICATOR_SUSPICIOUS_EXE_Referenfces_File_Transfer_Clients
behavioral1/memory/2312-42-0x0000000004960000-0x00000000049A0000-memory.dmp	INDICATOR_SUSPICIOUS_EXE_Referenfces_File_Transfer_Clients

Adds Run key to start application 2 TTPs 1 IoCs

persistence

Registry Run Keys / Startup Folder

T1547.001

Modify Registry

T1112

description	ioc	Process
Set value (str)	\REGISTRY\USER\S-1-5-21-1298544033-3225604241-2703760938-1000\Software\Microsoft\Windows\CurrentVersion\Run\ByjvgQ = "C:\\Users\\Admin\\AppData\\Roaming\\ByjvgQ\\ByjvgQ.exe"	RegSvcs.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
2	api.ipify.org
3	api.ipify.org

Suspicious use of SetThreadContext 1 IoCs

description	pid	Process	procid_target
PID 3008 set thread context of 2312	3008	84225e449f93fe49be50ad0b5233f1666ac856db99b201d1625a0cefbf07b2e4.exe	34

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

pid	Process
2724	schtasks.exe

Suspicious behavior: EnumeratesProcesses 8 IoCs

pid	Process
3008	84225e449f93fe49be50ad0b5233f1666ac856db99b201d1625a0cefbf07b2e4.exe
3008	84225e449f93fe49be50ad0b5233f1666ac856db99b201d1625a0cefbf07b2e4.exe
2564	powershell.exe
2280	powershell.exe
3008	84225e449f93fe49be50ad0b5233f1666ac856db99b201d1625a0cefbf07b2e4.exe
3008	84225e449f93fe49be50ad0b5233f1666ac856db99b201d1625a0cefbf07b2e4.exe
2312	RegSvcs.exe
2312	RegSvcs.exe

Suspicious use of AdjustPrivilegeToken 4 IoCs

description	pid	Process
Token: SeDebugPrivilege	3008	84225e449f93fe49be50ad0b5233f1666ac856db99b201d1625a0cefbf07b2e4.exe
Token: SeDebugPrivilege	2564	powershell.exe
Token: SeDebugPrivilege	2280	powershell.exe
Token: SeDebugPrivilege	2312	RegSvcs.exe

Suspicious use of SetWindowsHookEx 1 IoCs

pid	Process
2312	RegSvcs.exe

Suspicious use of WriteProcessMemory 24 IoCs

description	pid	Process	procid_target
PID 3008 wrote to memory of 2564	3008	84225e449f93fe49be50ad0b5233f1666ac856db99b201d1625a0cefbf07b2e4.exe	28
PID 3008 wrote to memory of 2564	3008	84225e449f93fe49be50ad0b5233f1666ac856db99b201d1625a0cefbf07b2e4.exe	28
PID 3008 wrote to memory of 2564	3008	84225e449f93fe49be50ad0b5233f1666ac856db99b201d1625a0cefbf07b2e4.exe	28
PID 3008 wrote to memory of 2564	3008	84225e449f93fe49be50ad0b5233f1666ac856db99b201d1625a0cefbf07b2e4.exe	28
PID 3008 wrote to memory of 2280	3008	84225e449f93fe49be50ad0b5233f1666ac856db99b201d1625a0cefbf07b2e4.exe	30
PID 3008 wrote to memory of 2280	3008	84225e449f93fe49be50ad0b5233f1666ac856db99b201d1625a0cefbf07b2e4.exe	30
PID 3008 wrote to memory of 2280	3008	84225e449f93fe49be50ad0b5233f1666ac856db99b201d1625a0cefbf07b2e4.exe	30
PID 3008 wrote to memory of 2280	3008	84225e449f93fe49be50ad0b5233f1666ac856db99b201d1625a0cefbf07b2e4.exe	30
PID 3008 wrote to memory of 2724	3008	84225e449f93fe49be50ad0b5233f1666ac856db99b201d1625a0cefbf07b2e4.exe	32
PID 3008 wrote to memory of 2724	3008	84225e449f93fe49be50ad0b5233f1666ac856db99b201d1625a0cefbf07b2e4.exe	32
PID 3008 wrote to memory of 2724	3008	84225e449f93fe49be50ad0b5233f1666ac856db99b201d1625a0cefbf07b2e4.exe	32
PID 3008 wrote to memory of 2724	3008	84225e449f93fe49be50ad0b5233f1666ac856db99b201d1625a0cefbf07b2e4.exe	32
PID 3008 wrote to memory of 2312	3008	84225e449f93fe49be50ad0b5233f1666ac856db99b201d1625a0cefbf07b2e4.exe	34
PID 3008 wrote to memory of 2312	3008	84225e449f93fe49be50ad0b5233f1666ac856db99b201d1625a0cefbf07b2e4.exe	34
PID 3008 wrote to memory of 2312	3008	84225e449f93fe49be50ad0b5233f1666ac856db99b201d1625a0cefbf07b2e4.exe	34
PID 3008 wrote to memory of 2312	3008	84225e449f93fe49be50ad0b5233f1666ac856db99b201d1625a0cefbf07b2e4.exe	34
PID 3008 wrote to memory of 2312	3008	84225e449f93fe49be50ad0b5233f1666ac856db99b201d1625a0cefbf07b2e4.exe	34
PID 3008 wrote to memory of 2312	3008	84225e449f93fe49be50ad0b5233f1666ac856db99b201d1625a0cefbf07b2e4.exe	34
PID 3008 wrote to memory of 2312	3008	84225e449f93fe49be50ad0b5233f1666ac856db99b201d1625a0cefbf07b2e4.exe	34
PID 3008 wrote to memory of 2312	3008	84225e449f93fe49be50ad0b5233f1666ac856db99b201d1625a0cefbf07b2e4.exe	34
PID 3008 wrote to memory of 2312	3008	84225e449f93fe49be50ad0b5233f1666ac856db99b201d1625a0cefbf07b2e4.exe	34
PID 3008 wrote to memory of 2312	3008	84225e449f93fe49be50ad0b5233f1666ac856db99b201d1625a0cefbf07b2e4.exe	34
PID 3008 wrote to memory of 2312	3008	84225e449f93fe49be50ad0b5233f1666ac856db99b201d1625a0cefbf07b2e4.exe	34
PID 3008 wrote to memory of 2312	3008	84225e449f93fe49be50ad0b5233f1666ac856db99b201d1625a0cefbf07b2e4.exe	34

C:\Users\Admin\AppData\Local\Temp\84225e449f93fe49be50ad0b5233f1666ac856db99b201d1625a0cefbf07b2e4.exe
"C:\Users\Admin\AppData\Local\Temp\84225e449f93fe49be50ad0b5233f1666ac856db99b201d1625a0cefbf07b2e4.exe"
1⤵
- Suspicious use of SetThreadContext
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
PID:3008
- 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\84225e449f93fe49be50ad0b5233f1666ac856db99b201d1625a0cefbf07b2e4.exe"
  2⤵
  - Suspicious behavior: EnumeratesProcesses
  - Suspicious use of AdjustPrivilegeToken
  PID:2564
- C:\Windows\SysWOW64\WindowsPowerShell\v1.0\powershell.exe
  "C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe" Add-MpPreference -ExclusionPath "C:\Users\Admin\AppData\Roaming\xOhWaFBl.exe"
  2⤵
  - Suspicious behavior: EnumeratesProcesses
  - Suspicious use of AdjustPrivilegeToken
  PID:2280
- C:\Windows\SysWOW64\schtasks.exe
  "C:\Windows\System32\schtasks.exe" /Create /TN "Updates\xOhWaFBl" /XML "C:\Users\Admin\AppData\Local\Temp\tmp54E4.tmp"
  2⤵
  - Creates scheduled task(s)
  PID:2724
- 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
  - Suspicious use of SetWindowsHookEx
  PID:2312

Network

MITRE ATT&CK Enterprise v15

Reconnaissance

Resource Development

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

Discovery

System Information Discovery

1

T1082

Lateral Movement

Collection

Command and Control

Exfiltration

Impact

Replay Monitor

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Downloads

C:\Users\Admin\AppData\Local\Temp\tmp54E4.tmp

Filesize
1KB

MD5
75c186287dfe2411e94429b65e09fa72

SHA1
142b9598aac5e56f6c3af83dfce61dd003c3c530

SHA256
3db18cf4b2cfb0056603814f0f8186575aec2ab1690d53e4e696dd9af0565a40

SHA512
07e00bd5c58ae696c491caa57f280fc9c00ebf34341975939e99d1c6bda10d4de54f7a1044099c23d585abca07595fe01aa37168286cb2e0988f65f1229589a5

Download Submit
C:\Users\Admin\AppData\Roaming\Microsoft\Windows\Recent\CustomDestinations\d93f411851d7c929.customDestinations-ms

Filesize
7KB

MD5
ea320745c911e2c50d4c9ff1304db468

SHA1
837eee628b3f48d3ce6c518b4a75215a40110920

SHA256
79357800ed2a29682538910642fabe6cb3ebdd510bdb04d17e314a08811f7154

SHA512
b4e3689dce90da83b989a40e7091a8733d7db600fd870d3282a68bb2a318ba28ff30479384b25eb116b8fb74cdae7dcc2fb2f49329f2d3385027276eef8a7462

Download Submit
memory/2280-25-0x000000006F010000-0x000000006F5BB000-memory.dmp

Filesize
5.7MB

Download
memory/2280-19-0x000000006F010000-0x000000006F5BB000-memory.dmp

Filesize
5.7MB

Download
memory/2280-43-0x000000006F010000-0x000000006F5BB000-memory.dmp

Filesize
5.7MB

Download
memory/2280-31-0x00000000004C0000-0x0000000000500000-memory.dmp

Filesize
256KB

Download
memory/2280-23-0x00000000004C0000-0x0000000000500000-memory.dmp

Filesize
256KB

Download
memory/2280-29-0x00000000004C0000-0x0000000000500000-memory.dmp

Filesize
256KB

Download
memory/2312-32-0x000000007EFDE000-0x000000007EFDF000-memory.dmp

Filesize
4KB

Download
memory/2312-28-0x0000000000400000-0x0000000000442000-memory.dmp

Filesize
264KB

Download
memory/2312-20-0x0000000000400000-0x0000000000442000-memory.dmp

Filesize
264KB

Download
memory/2312-35-0x0000000000400000-0x0000000000442000-memory.dmp

Filesize
264KB

Download
memory/2312-22-0x0000000000400000-0x0000000000442000-memory.dmp

Filesize
264KB

Download
memory/2312-24-0x0000000000400000-0x0000000000442000-memory.dmp

Filesize
264KB

Download
memory/2312-46-0x00000000744E0000-0x0000000074BCE000-memory.dmp

Filesize
6.9MB

Download
memory/2312-38-0x0000000000400000-0x0000000000442000-memory.dmp

Filesize
264KB

Download
memory/2312-40-0x0000000000400000-0x0000000000442000-memory.dmp

Filesize
264KB

Download
memory/2312-41-0x00000000744E0000-0x0000000074BCE000-memory.dmp

Filesize
6.9MB

Download
memory/2312-42-0x0000000004960000-0x00000000049A0000-memory.dmp

Filesize
256KB

Download
memory/2564-27-0x000000006F010000-0x000000006F5BB000-memory.dmp

Filesize
5.7MB

Download
memory/2564-33-0x0000000002AB0000-0x0000000002AF0000-memory.dmp

Filesize
256KB

Download
memory/2564-44-0x000000006F010000-0x000000006F5BB000-memory.dmp

Filesize
5.7MB

Download
memory/2564-21-0x000000006F010000-0x000000006F5BB000-memory.dmp

Filesize
5.7MB

Download
memory/3008-6-0x00000000050D0000-0x0000000005152000-memory.dmp

Filesize
520KB

Download
memory/3008-37-0x00000000744E0000-0x0000000074BCE000-memory.dmp

Filesize
6.9MB

Download
memory/3008-5-0x0000000000550000-0x0000000000562000-memory.dmp

Filesize
72KB

Download
memory/3008-1-0x00000000744E0000-0x0000000074BCE000-memory.dmp

Filesize
6.9MB

Download
memory/3008-2-0x0000000004CE0000-0x0000000004D20000-memory.dmp

Filesize
256KB

Download
memory/3008-3-0x0000000000640000-0x000000000065C000-memory.dmp

Filesize
112KB

Download
memory/3008-4-0x0000000000660000-0x000000000066C000-memory.dmp

Filesize
48KB

Download
memory/3008-0-0x00000000000B0000-0x000000000015A000-memory.dmp

Filesize
680KB

Download

Analysis

Sharing

General

Malware Config

Extracted

Signatures

Processes

Network

MITRE ATT&CK Enterprise v15

Replay Monitor

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Downloads