agenttesla | b70a16122bd7d485a520eb177209f1c39bd74dbe0ef8502c56a8706f4c9450bc

General

Target

Pending Balance Updated.exe
Size

703KB
MD5

ab92b205a179da227d2e5f7b83a6f251
SHA1

42527dc009ad1df479c1ac84e8d787258ef6804c
SHA256

b70a16122bd7d485a520eb177209f1c39bd74dbe0ef8502c56a8706f4c9450bc
SHA512

f8d7bb53b0b7d67bb688b95649d5f477b50d78d3c6b3a1c819def97029193cd70542c7ed69f9a2d9e335e7220a616758ea91bab9f923ead3cd7becab99fcf963
SSDEEP

12288:zzSeLEgNGSD7QK/xNei0XpfiLPDDwTusreui8Hc1:qegMM+xR0XePDDwh1Hc

Score

10^/10

agenttesla collection keylogger persistence spyware stealer trojan

Malware Config

Extracted

Family

agenttesla

Credentials

Protocol: smtp
Host:
mail.clipjoint.co.nz
Port:
587
Username:
[email protected]
Password:
melandloz64
Email To:
[email protected]

Signatures

AgentTesla
Agent Tesla is a remote access tool (RAT) written in visual basic.
keylogger trojan stealer spyware agenttesla

Drops file in Drivers directory 1 IoCs

description	ioc	Process
File opened for modification	C:\Windows\system32\drivers\etc\hosts	Pending Balance Updated.exe

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
T1081
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
T1081
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
T1081

Accesses Microsoft Outlook profiles 1 TTPs 3 IoCs

collection

Email Collection

T1114

description	ioc	Process
Key opened	\REGISTRY\USER\S-1-5-21-3948302646-268491222-1934009652-1000\Software\Microsoft\Office\15.0\Outlook\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676	Pending Balance Updated.exe
Key opened	\REGISTRY\USER\S-1-5-21-3948302646-268491222-1934009652-1000\Software\Microsoft\Windows NT\CurrentVersion\Windows Messaging Subsystem\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676	Pending Balance Updated.exe
Key opened	\REGISTRY\USER\S-1-5-21-3948302646-268491222-1934009652-1000\Software\Microsoft\Office\16.0\Outlook\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676	Pending Balance Updated.exe

Adds Run key to start application 2 TTPs 1 IoCs

persistence

Registry Run Keys / Startup Folder

T1060

Modify Registry

T1112

description	ioc	Process
Set value (str)	\REGISTRY\USER\S-1-5-21-3948302646-268491222-1934009652-1000\Software\Microsoft\Windows\CurrentVersion\Run\LIhMQ = "C:\\Users\\Admin\\AppData\\Roaming\\LIhMQ\\LIhMQ.exe"	Pending Balance Updated.exe

Suspicious use of SetThreadContext 1 IoCs

description	pid	Process	procid_target
PID 1104 set thread context of 676	1104	Pending Balance Updated.exe	30

Enumerates physical storage devices 1 TTPs
Attempts to interact with connected storage/optical drive(s). Likely ransomware behaviour.

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

T1053

pid	Process
1028	schtasks.exe

Suspicious behavior: EnumeratesProcesses 3 IoCs

pid	Process
1104	Pending Balance Updated.exe
676	Pending Balance Updated.exe
676	Pending Balance Updated.exe

Suspicious use of AdjustPrivilegeToken 2 IoCs

description	pid	Process
Token: SeDebugPrivilege	1104	Pending Balance Updated.exe
Token: SeDebugPrivilege	676	Pending Balance Updated.exe

Suspicious use of SetWindowsHookEx 1 IoCs

pid	Process
676	Pending Balance Updated.exe

Suspicious use of WriteProcessMemory 16 IoCs

description	pid	Process	procid_target
PID 1104 wrote to memory of 1028	1104	Pending Balance Updated.exe	28
PID 1104 wrote to memory of 1028	1104	Pending Balance Updated.exe	28
PID 1104 wrote to memory of 1028	1104	Pending Balance Updated.exe	28
PID 1104 wrote to memory of 1028	1104	Pending Balance Updated.exe	28
PID 1104 wrote to memory of 676	1104	Pending Balance Updated.exe	30
PID 1104 wrote to memory of 676	1104	Pending Balance Updated.exe	30
PID 1104 wrote to memory of 676	1104	Pending Balance Updated.exe	30
PID 1104 wrote to memory of 676	1104	Pending Balance Updated.exe	30
PID 1104 wrote to memory of 676	1104	Pending Balance Updated.exe	30
PID 1104 wrote to memory of 676	1104	Pending Balance Updated.exe	30
PID 1104 wrote to memory of 676	1104	Pending Balance Updated.exe	30
PID 1104 wrote to memory of 676	1104	Pending Balance Updated.exe	30
PID 1104 wrote to memory of 676	1104	Pending Balance Updated.exe	30
PID 1104 wrote to memory of 676	1104	Pending Balance Updated.exe	30
PID 1104 wrote to memory of 676	1104	Pending Balance Updated.exe	30
PID 1104 wrote to memory of 676	1104	Pending Balance Updated.exe	30

outlook_office_path 1 IoCs

description	ioc	Process
Key opened	\REGISTRY\USER\S-1-5-21-3948302646-268491222-1934009652-1000\Software\Microsoft\Office\16.0\Outlook\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676	Pending Balance Updated.exe

outlook_win_path 1 IoCs

description	ioc	Process
Key opened	\REGISTRY\USER\S-1-5-21-3948302646-268491222-1934009652-1000\Software\Microsoft\Windows NT\CurrentVersion\Windows Messaging Subsystem\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676	Pending Balance Updated.exe

C:\Users\Admin\AppData\Local\Temp\Pending Balance Updated.exe
"C:\Users\Admin\AppData\Local\Temp\Pending Balance Updated.exe"
1⤵
- Suspicious use of SetThreadContext
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
PID:1104
- C:\Windows\SysWOW64\schtasks.exe
  "C:\Windows\System32\schtasks.exe" /Create /TN "Updates\PziKAGUwlNKDO" /XML "C:\Users\Admin\AppData\Local\Temp\tmp8383.tmp"
  2⤵
  - Creates scheduled task(s)
  PID:1028
- C:\Users\Admin\AppData\Local\Temp\Pending Balance Updated.exe
  "{path}"
  2⤵
  - Drops file in Drivers directory
  - Accesses Microsoft Outlook profiles
  - Adds Run key to start application
  - Suspicious behavior: EnumeratesProcesses
  - Suspicious use of AdjustPrivilegeToken
  - Suspicious use of SetWindowsHookEx
  - outlook_office_path
  - outlook_win_path
  PID:676

Network

MITRE ATT&CK Enterprise v6

Initial Access

Execution

Scheduled Task

1

T1053

Persistence

Registry Run Keys / Startup Folder

Scheduled Task

Privilege Escalation

Scheduled Task

1

T1053

Defense Evasion

Modify Registry

1

T1112

Credential Access

Credentials in Files

3

T1081

Discovery

System Information Discovery

1

T1082

Lateral Movement

Collection

Data from Local System

Email Collection

Command and Control

Exfiltration

Impact

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Downloads

C:\Users\Admin\AppData\Local\Temp\tmp8383.tmp

Filesize
1KB

MD5
6ac895e2dc953f2c8d3c653be6fb1f8f

SHA1
a710f970ab243985bfe58a716f2f2fce97975435

SHA256
e5c8ea0506295c3152451b48db5e48f7744c14b16ea431e6393efb162092f942

SHA512
422af26c779fa22bd7e95a6cc68cc738c3adcc7fd23a97e7469f0d46071a9c922bf6a928fd69b8eef23ac02ac8416cbfc1e152ca356acc6d59e8c7f44ebaab4d

Download Submit
memory/676-68-0x0000000000400000-0x000000000043A000-memory.dmp

Filesize
232KB

Download
memory/676-72-0x0000000000400000-0x000000000043A000-memory.dmp

Filesize
232KB

Download
memory/676-77-0x0000000004B10000-0x0000000004B50000-memory.dmp

Filesize
256KB

Download
memory/676-76-0x0000000004B10000-0x0000000004B50000-memory.dmp

Filesize
256KB

Download
memory/676-73-0x0000000004B10000-0x0000000004B50000-memory.dmp

Filesize
256KB

Download
memory/676-66-0x0000000000400000-0x000000000043A000-memory.dmp

Filesize
232KB

Download
memory/676-63-0x0000000000400000-0x000000000043A000-memory.dmp

Filesize
232KB

Download
memory/676-64-0x0000000000400000-0x000000000043A000-memory.dmp

Filesize
232KB

Download
memory/676-70-0x0000000000400000-0x000000000043A000-memory.dmp

Filesize
232KB

Download
memory/676-67-0x000000007EFDE000-0x000000007EFDF000-memory.dmp

Filesize
4KB

Download
memory/676-65-0x0000000000400000-0x000000000043A000-memory.dmp

Filesize
232KB

Download
memory/1104-54-0x0000000000FB0000-0x0000000001066000-memory.dmp

Filesize
728KB

Download
memory/1104-56-0x00000000003C0000-0x00000000003CC000-memory.dmp

Filesize
48KB

Download
memory/1104-55-0x0000000004F10000-0x0000000004F50000-memory.dmp

Filesize
256KB

Download
memory/1104-59-0x0000000000D60000-0x0000000000D9A000-memory.dmp

Filesize
232KB

Download
memory/1104-58-0x0000000005250000-0x00000000052CE000-memory.dmp

Filesize
504KB

Download
memory/1104-57-0x0000000004F10000-0x0000000004F50000-memory.dmp

Filesize
256KB

Download

Analysis

Sharing

General

Malware Config

Extracted

Signatures

Processes

Network

MITRE ATT&CK Enterprise v6

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Downloads