agenttesla | 5fc0b6d5d7fa1854eb25920c81ba881288a6612db60bd5ffca7f4c780c0a96c3

Analysis

max time kernel
135s
max time network
145s
platform
windows10-2004_x64
resource
win10v2004-20220812-en
resource tags

arch:x64arch:x86image:win10v2004-20220812-enlocale:en-usos:windows10-2004-x64system
submitted
02/09/2022, 14:02

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General

Target
DHL Air Waybill Number 290132721.exe
Size 121KB
Sample220902-rb5agshdb8
SHA256 5fc0b6d5d7fa1854eb25920c81ba881288a6612db60bd5ffca7f4c780c0a96c3
MD5 c5eb3bded649ddb601383f1cc626dad2
SHA1 3cd90798b55db129673629e25a2347dfad4e8b60
SHA512 ada0c71664c9476ceda127dccd24c8ca5347bbf83b38986f0315eaa6fd54df85d59cb2ae14d62e7a0f4ce004b9e52344170e5dc210c4e44194cbf2ffdf49dd10
SSDEEP 384:FtglWuQ0SjOsVoCpowlCtbu9uSaWskFXeqJiIPXpEcc8s/zVy:FTlonoCtqAtsXDUyZHcB/Ry
MD5 SHA1 SHA512 SSDEEP

Score

10^/10

agenttesla collection keylogger persistence spyware stealer trojan

Malware Config

Extracted

Family

agenttesla

Credentials

Protocol
ftp
Host
ftp://ftp.onogost.com/
Port
21
Username
[email protected]
Password
boygirl123456

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

description	ioc	Process
Key value queried	\REGISTRY\USER\S-1-5-21-2629973501-4017243118-3254762364-1000\Control Panel\International\Geo\Nation	DHL Air Waybill Number 290132721.exe

Accesses Microsoft Outlook profiles 1 TTPs 3 IoCs

collection

Email Collection

T1114

description	ioc	Process
Key opened	\REGISTRY\USER\S-1-5-21-2629973501-4017243118-3254762364-1000\Software\Microsoft\Windows NT\CurrentVersion\Windows Messaging Subsystem\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676	InstallUtil.exe
Key opened	\REGISTRY\USER\S-1-5-21-2629973501-4017243118-3254762364-1000\Software\Microsoft\Office\16.0\Outlook\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676	InstallUtil.exe
Key opened	\REGISTRY\USER\S-1-5-21-2629973501-4017243118-3254762364-1000\Software\Microsoft\Office\15.0\Outlook\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676	InstallUtil.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-1-5-21-2629973501-4017243118-3254762364-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\Etfotmz = "\"C:\\Users\\Admin\\AppData\\Roaming\\Almiz\\Etfotmz.exe\""	DHL Air Waybill Number 290132721.exe

Suspicious use of SetThreadContext 1 IoCs

description	pid	Process	procid_target
PID 3008 set thread context of 3996	3008	DHL Air Waybill Number 290132721.exe	93

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

System Information Discovery
T1082

Suspicious behavior: EnumeratesProcesses 6 IoCs

pid	Process
4896	powershell.exe
4896	powershell.exe
3008	DHL Air Waybill Number 290132721.exe
3008	DHL Air Waybill Number 290132721.exe
3996	InstallUtil.exe
3996	InstallUtil.exe

Suspicious use of AdjustPrivilegeToken 3 IoCs

description	pid	Process
Token: SeDebugPrivilege	3008	DHL Air Waybill Number 290132721.exe
Token: SeDebugPrivilege	4896	powershell.exe
Token: SeDebugPrivilege	3996	InstallUtil.exe

Suspicious use of WriteProcessMemory 14 IoCs

description	pid	Process	procid_target
PID 3008 wrote to memory of 4896	3008	DHL Air Waybill Number 290132721.exe	83
PID 3008 wrote to memory of 4896	3008	DHL Air Waybill Number 290132721.exe	83
PID 3008 wrote to memory of 4896	3008	DHL Air Waybill Number 290132721.exe	83
PID 3008 wrote to memory of 2640	3008	DHL Air Waybill Number 290132721.exe	92
PID 3008 wrote to memory of 2640	3008	DHL Air Waybill Number 290132721.exe	92
PID 3008 wrote to memory of 2640	3008	DHL Air Waybill Number 290132721.exe	92
PID 3008 wrote to memory of 3996	3008	DHL Air Waybill Number 290132721.exe	93
PID 3008 wrote to memory of 3996	3008	DHL Air Waybill Number 290132721.exe	93
PID 3008 wrote to memory of 3996	3008	DHL Air Waybill Number 290132721.exe	93
PID 3008 wrote to memory of 3996	3008	DHL Air Waybill Number 290132721.exe	93
PID 3008 wrote to memory of 3996	3008	DHL Air Waybill Number 290132721.exe	93
PID 3008 wrote to memory of 3996	3008	DHL Air Waybill Number 290132721.exe	93
PID 3008 wrote to memory of 3996	3008	DHL Air Waybill Number 290132721.exe	93
PID 3008 wrote to memory of 3996	3008	DHL Air Waybill Number 290132721.exe	93

outlook_office_path 1 IoCs

description	ioc	Process
Key opened	\REGISTRY\USER\S-1-5-21-2629973501-4017243118-3254762364-1000\Software\Microsoft\Office\16.0\Outlook\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676	InstallUtil.exe

outlook_win_path 1 IoCs

description	ioc	Process
Key opened	\REGISTRY\USER\S-1-5-21-2629973501-4017243118-3254762364-1000\Software\Microsoft\Windows NT\CurrentVersion\Windows Messaging Subsystem\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676	InstallUtil.exe

C:\Users\Admin\AppData\Local\Temp\DHL Air Waybill Number 290132721.exe
"C:\Users\Admin\AppData\Local\Temp\DHL Air Waybill Number 290132721.exe"
1⤵
- Checks computer location settings
- Adds Run key to start application
- 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" -enc UwB0AGEAcgB0AC0AUwBsAGUAZQBwACAALQBTAGUAYwBvAG4AZABzACAAMgAwAA==
  2⤵
  - Suspicious behavior: EnumeratesProcesses
  - Suspicious use of AdjustPrivilegeToken
  PID:4896
- C:\Windows\Microsoft.NET\Framework\v4.0.30319\InstallUtil.exe
  C:\Windows\Microsoft.NET\Framework\v4.0.30319\InstallUtil.exe
  2⤵
  PID:2640
- C:\Windows\Microsoft.NET\Framework\v4.0.30319\InstallUtil.exe
  C:\Windows\Microsoft.NET\Framework\v4.0.30319\InstallUtil.exe
  2⤵
  - Accesses Microsoft Outlook profiles
  - Suspicious behavior: EnumeratesProcesses
  - Suspicious use of AdjustPrivilegeToken
  - outlook_office_path
  - outlook_win_path
  PID:3996

Network

MITRE ATT&CK Enterprise v6

Initial Access

Execution

Persistence

Registry Run Keys / Startup Folder

T1060

Privilege Escalation

Defense Evasion

Modify Registry

T1112

Credential Access

Discovery

Query Registry

T1012

System Information Discovery

T1082

Lateral Movement

Collection

Email Collection

T1114

Command and Control

Exfiltration

Impact

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Downloads

memory/3008-133-0x00000000068C0000-0x00000000068E2000-memory.dmp

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memory/3008-132-0x0000000000FE0000-0x0000000001004000-memory.dmp

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memory/3996-149-0x0000000006890000-0x000000000689A000-memory.dmp

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memory/3996-148-0x00000000068B0000-0x0000000006942000-memory.dmp

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memory/3996-147-0x0000000006A90000-0x0000000006AE0000-memory.dmp

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memory/3996-146-0x0000000005740000-0x00000000057DC000-memory.dmp

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memory/3996-145-0x0000000005BC0000-0x0000000006164000-memory.dmp

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memory/3996-144-0x0000000000400000-0x000000000043A000-memory.dmp

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memory/4896-136-0x00000000056F0000-0x0000000005D18000-memory.dmp

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memory/4896-141-0x00000000067A0000-0x00000000067BA000-memory.dmp

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memory/4896-140-0x00000000078F0000-0x0000000007F6A000-memory.dmp

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memory/4896-139-0x00000000062A0000-0x00000000062BE000-memory.dmp

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memory/4896-138-0x0000000005620000-0x0000000005686000-memory.dmp

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memory/4896-137-0x0000000005500000-0x0000000005566000-memory.dmp

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memory/4896-135-0x00000000011B0000-0x00000000011E6000-memory.dmp

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