agenttesla | b8f925e583f322b25392ce1adb1387982f3263ea03e7b4ad82b707a5f11bab58

Analysis

max time kernel
141s
max time network
140s
platform
windows10-2004_x64
resource
win10v2004-20240802-en
resource tags

arch:x64arch:x86image:win10v2004-20240802-enlocale:en-usos:windows10-2004-x64system
submitted
18-09-2024 09:09

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General

Target

Documenti di spedizione 000199938848500.exe
Size

750KB
MD5

da0ad3ac997248eaefe828016651935d
SHA1

49f484f1444662748a175dc4ae48a619f3b5a3ff
SHA256

3effce4cfbbd66cc9ca38c09f3b10f436440f8b6b62cf1a0e419e80cfdb284b0
SHA512

d11e9483c816cad9dde58f0b45ebbc4988d3e4d67a25cd8b76d5ea20cc01341db5c3ed35352f12c8b901a5b1ff982fb1c75696b2c20f11ef59e3bac811297a7a
SSDEEP

12288:0XZEFyI7bEAbmYea7O60iKtUrIBOnyGI8E5QwLDSe0CeD43JZHVDwrG8qjWKsG4J:0XeFb3EAteIOxMrIBYyOyvLDShiRVmqm

Score

10^/10

agenttesla guloader credential_access discovery downloader execution keylogger spyware stealer trojan

Malware Config

Extracted

Family

agenttesla

Credentials

Protocol: ftp
Host:
ftp://ftp.concaribe.com
Port:
21
Username:
[email protected]
Password:
ro}UWgz#!38E

Signatures

AgentTesla
Agent Tesla is a remote access tool (RAT) written in visual basic.
keylogger trojan stealer spyware agenttesla
Guloader,Cloudeye
A shellcode based downloader first seen in 2020.
downloader guloader
Credentials from Password Stores: Credentials from Web Browsers 1 TTPs
Malicious Access or copy of Web Browser Credential store.
credential_access stealer

Credentials from Web Browsers
T1555.003

Loads dropped DLL 1 IoCs

pid	Process
232	Documenti di spedizione 000199938848500.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
30	api.ipify.org
31	api.ipify.org

Drops file in System32 directory 1 IoCs

description	ioc	Process
File opened for modification	C:\Windows\SysWOW64\androsporangium.Pan	Documenti di spedizione 000199938848500.exe

Suspicious use of NtCreateThreadExHideFromDebugger 1 IoCs

pid	Process
3584	wabmig.exe

Suspicious use of NtSetInformationThreadHideFromDebugger 2 IoCs

pid	Process
3100	powershell.exe
3584	wabmig.exe

Suspicious use of SetThreadContext 1 IoCs

description	pid	Process	procid_target
PID 3100 set thread context of 3584	3100	powershell.exe	91

Drops file in Windows directory 2 IoCs

description	ioc	Process
File opened for modification	C:\Windows\resources\dlgsmaalets.him	Documenti di spedizione 000199938848500.exe
File opened for modification	C:\Windows\Fonts\evenworthy.ini	Documenti di spedizione 000199938848500.exe

Command and Scripting Interpreter: PowerShell 1 TTPs 1 IoCs

Using powershell.exe command.

execution

PowerShell

T1059.001

pid	Process
3100	powershell.exe

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

System Information Discovery
T1082

System Location Discovery: System Language Discovery 1 TTPs 3 IoCs

Attempt gather information about the system language of a victim in order to infer the geographical location of that host.

discovery

System Language Discovery

T1614.001

description	ioc	Process
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	Documenti di spedizione 000199938848500.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	powershell.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	wabmig.exe

Suspicious behavior: EnumeratesProcesses 11 IoCs

pid	Process
3100	powershell.exe
3100	powershell.exe
3100	powershell.exe
3100	powershell.exe
3100	powershell.exe
3100	powershell.exe
3100	powershell.exe
3100	powershell.exe
3100	powershell.exe
3584	wabmig.exe
3584	wabmig.exe

Suspicious behavior: MapViewOfSection 1 IoCs

pid	Process
3100	powershell.exe

Suspicious use of AdjustPrivilegeToken 2 IoCs

description	pid	Process
Token: SeDebugPrivilege	3100	powershell.exe
Token: SeDebugPrivilege	3584	wabmig.exe

Suspicious use of WriteProcessMemory 8 IoCs

description	pid	Process	procid_target
PID 232 wrote to memory of 3100	232	Documenti di spedizione 000199938848500.exe	82
PID 232 wrote to memory of 3100	232	Documenti di spedizione 000199938848500.exe	82
PID 232 wrote to memory of 3100	232	Documenti di spedizione 000199938848500.exe	82
PID 3100 wrote to memory of 3584	3100	powershell.exe	91
PID 3100 wrote to memory of 3584	3100	powershell.exe	91
PID 3100 wrote to memory of 3584	3100	powershell.exe	91
PID 3100 wrote to memory of 3584	3100	powershell.exe	91
PID 3100 wrote to memory of 3584	3100	powershell.exe	91

C:\Users\Admin\AppData\Local\Temp\Documenti di spedizione 000199938848500.exe
"C:\Users\Admin\AppData\Local\Temp\Documenti di spedizione 000199938848500.exe"
1⤵
- Loads dropped DLL
- Drops file in System32 directory
- Drops file in Windows directory
- System Location Discovery: System Language Discovery
- Suspicious use of WriteProcessMemory
PID:232
- C:\Windows\SysWOW64\WindowsPowerShell\v1.0\powershell.exe
  "powershell.exe" -windowstyle minimized "$Skuespillenes197=Get-Content 'C:\Users\Admin\AppData\Local\Thundershowers\Immortalizes65\Telefonbger.Knu';$Maibriths=$Skuespillenes197.SubString(53859,3);.$Maibriths($Skuespillenes197)"
  2⤵
  - Suspicious use of NtSetInformationThreadHideFromDebugger
  - Suspicious use of SetThreadContext
  - Command and Scripting Interpreter: PowerShell
  - System Location Discovery: System Language Discovery
  - Suspicious behavior: EnumeratesProcesses
  - Suspicious behavior: MapViewOfSection
  - Suspicious use of AdjustPrivilegeToken
  - Suspicious use of WriteProcessMemory
  PID:3100
- - C:\Program Files (x86)\windows mail\wabmig.exe
    "C:\Program Files (x86)\windows mail\wabmig.exe"
    3⤵
    - Suspicious use of NtCreateThreadExHideFromDebugger
    - Suspicious use of NtSetInformationThreadHideFromDebugger
    - System Location Discovery: System Language Discovery
    - Suspicious behavior: EnumeratesProcesses
    - Suspicious use of AdjustPrivilegeToken
    PID:3584

Network

MITRE ATT&CK Enterprise v15

Reconnaissance

Resource Development

Initial Access

Execution

Command and Scripting Interpreter

T1059

PowerShell

T1059.001

Persistence

Privilege Escalation

Defense Evasion

Credential Access

Credentials from Password Stores

T1555

Credentials from Web Browsers

T1555.003

Discovery

System Information Discovery

T1082

System Location Discovery

T1614

System Language Discovery

T1614.001

Lateral Movement

Collection

Command and Control

Exfiltration

Impact

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Downloads

C:\Users\Admin\AppData\Local\Temp\__PSScriptPolicyTest_eea1eezu.dzn.ps1

Filesize
60B

MD5
d17fe0a3f47be24a6453e9ef58c94641

SHA1
6ab83620379fc69f80c0242105ddffd7d98d5d9d

SHA256
96ad1146eb96877eab5942ae0736b82d8b5e2039a80d3d6932665c1a4c87dcf7

SHA512
5b592e58f26c264604f98f6aa12860758ce606d1c63220736cf0c779e4e18e3cec8706930a16c38b20161754d1017d1657d35258e58ca22b18f5b232880dec82

Download Submit
C:\Users\Admin\AppData\Local\Temp\nsmA597.tmp\nsExec.dll

Filesize
7KB

MD5
11092c1d3fbb449a60695c44f9f3d183

SHA1
b89d614755f2e943df4d510d87a7fc1a3bcf5a33

SHA256
2cd3a2d4053954db1196e2526545c36dfc138c6de9b81f6264632f3132843c77

SHA512
c182e0a1f0044b67b4b9fb66cef9c4955629f6811d98bbffa99225b03c43c33b1e85cacabb39f2c45ead81cd85e98b201d5f9da4ee0038423b1ad947270c134a

Download Submit
C:\Users\Admin\AppData\Local\Thundershowers\Immortalizes65\Hydropterideae.Ele

Filesize
337KB

MD5
a0cc8cc9642e871057a0ecd977983733

SHA1
67aab0c259b067f9f1fa676cecb0c941197d17c2

SHA256
bdbba5b13a626d0aed41c628fcf7926af40430ccec5d03e03f498b1687b4e3d8

SHA512
4f4992c5aaa200b34663d12c0514b6f8644769fba8579d0098762073de11d7d41e196252c5ba202895c0709b82b422edd31aeb79f06a3ca57aa283624f33ec09

Download Submit
C:\Users\Admin\AppData\Local\Thundershowers\Immortalizes65\Telefonbger.Knu

Filesize
52KB

MD5
5044e84bc1ae30a8ab16fc6211ceb5ff

SHA1
0668bfbb7c58a9b787ab2a1e174d99db070dcd7a

SHA256
a5e07e1ed61b4a6b6378610f6c8c5a46c61f713d1bb041aeba18ee044056b5a6

SHA512
2a757b88c4794712db072966366b1122fe19317a20986f543b14fb5fcc956faa83e5079f71057a2cf7a591abd1897799e0d90b5bab21be5f28878607596e164e

Download Submit
memory/3100-41-0x00000000081A0000-0x000000000881A000-memory.dmp

Filesize
6.5MB

Download
memory/3100-45-0x0000000072D40000-0x00000000734F0000-memory.dmp

Filesize
7.7MB

Download
memory/3100-21-0x0000000005050000-0x0000000005072000-memory.dmp

Filesize
136KB

Download
memory/3100-22-0x0000000005840000-0x00000000058A6000-memory.dmp

Filesize
408KB

Download
memory/3100-23-0x00000000058B0000-0x0000000005916000-memory.dmp

Filesize
408KB

Download
memory/3100-19-0x00000000050E0000-0x0000000005708000-memory.dmp

Filesize
6.2MB

Download
memory/3100-33-0x0000000005920000-0x0000000005C74000-memory.dmp

Filesize
3.3MB

Download
memory/3100-34-0x0000000005F20000-0x0000000005F3E000-memory.dmp

Filesize
120KB

Download
memory/3100-35-0x0000000005FB0000-0x0000000005FFC000-memory.dmp

Filesize
304KB

Download
memory/3100-36-0x0000000006E90000-0x0000000006F26000-memory.dmp

Filesize
600KB

Download
memory/3100-37-0x0000000006450000-0x000000000646A000-memory.dmp

Filesize
104KB

Download
memory/3100-38-0x00000000064A0000-0x00000000064C2000-memory.dmp

Filesize
136KB

Download
memory/3100-39-0x0000000007570000-0x0000000007B14000-memory.dmp

Filesize
5.6MB

Download
memory/3100-18-0x0000000072D40000-0x00000000734F0000-memory.dmp

Filesize
7.7MB

Download
memory/3100-17-0x0000000002930000-0x0000000002966000-memory.dmp

Filesize
216KB

Download
memory/3100-43-0x0000000072D40000-0x00000000734F0000-memory.dmp

Filesize
7.7MB

Download
memory/3100-44-0x0000000072D40000-0x00000000734F0000-memory.dmp

Filesize
7.7MB

Download
memory/3100-20-0x0000000072D40000-0x00000000734F0000-memory.dmp

Filesize
7.7MB

Download
memory/3100-16-0x0000000072D4E000-0x0000000072D4F000-memory.dmp

Filesize
4KB

Download
memory/3100-47-0x0000000072D40000-0x00000000734F0000-memory.dmp

Filesize
7.7MB

Download
memory/3100-48-0x0000000072D4E000-0x0000000072D4F000-memory.dmp

Filesize
4KB

Download
memory/3100-49-0x0000000008820000-0x000000000D238000-memory.dmp

Filesize
74.1MB

Download
memory/3100-50-0x0000000072D40000-0x00000000734F0000-memory.dmp

Filesize
7.7MB

Download
memory/3100-51-0x0000000072D40000-0x00000000734F0000-memory.dmp

Filesize
7.7MB

Download
memory/3100-52-0x0000000072D40000-0x00000000734F0000-memory.dmp

Filesize
7.7MB

Download
memory/3100-54-0x0000000072D40000-0x00000000734F0000-memory.dmp

Filesize
7.7MB

Download
memory/3100-56-0x0000000072D40000-0x00000000734F0000-memory.dmp

Filesize
7.7MB

Download
memory/3584-55-0x00000000020B0000-0x0000000006AC8000-memory.dmp

Filesize
74.1MB

Download
memory/3584-57-0x0000000000E50000-0x00000000020A4000-memory.dmp

Filesize
18.3MB

Download
memory/3584-58-0x0000000000E50000-0x0000000000E92000-memory.dmp

Filesize
264KB

Download
memory/3584-60-0x0000000024EC0000-0x0000000024F10000-memory.dmp

Filesize
320KB

Download
memory/3584-61-0x0000000024FB0000-0x0000000025042000-memory.dmp

Filesize
584KB

Download
memory/3584-62-0x00000000247B0000-0x00000000247BA000-memory.dmp

Filesize
40KB

Download