formbook | e003a0859dcb91f1fdd140589cb6ee184ac34465e1af935f7f5c262ae3a4d70c

Analysis

max time kernel
300s
max time network
291s
platform
windows10-2004_x64
resource
win10v2004-20241007-en
resource tags

arch:x64arch:x86image:win10v2004-20241007-enlocale:en-usos:windows10-2004-x64system
submitted
17-10-2024 13:44

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General

Target

eUJXFbdYlsElzgS.exe
Size

580KB
MD5

082d39cfd34b71fcbcd6fde04630a9da
SHA1

0158f6fc8b93a002d854eeea2a67fc1e6cae6781
SHA256

4b0172ec49e672667d9b9ce4ff5ea0365ce29118728adeda23e5c21e7e170ba6
SHA512

10b9f414c84e95acd51225e600cf8b36627832986cf01cb5864bf134755546cae5db24f86b60a9364214d140f7761670b7ee67819d7b0519e7de3f9173461fbe
SSDEEP

12288:8zJGCGrsE1JwH6lWGs6jwt4IRBFGJgoUo1ID7BPQ:8zMCYsE12HSWGWt42Gmm16B

Score

10^/10

formbook t18n discovery execution rat spyware stealer trojan

Malware Config

Extracted

Family

formbook

Version

4.1

Campaign

t18n

Decoy

tmusicoregon.net

atici.online

j7u7.xyz

iewunucierwuerwnziqi1.info

ruvabetgiris.website

acik.lat

obsk.top

sphaltpaving-ttp1-shd-us-2.shop

ispensarynearme.news

b3nd.bond

urelook.xyz

gearlpfbm.top

aconstructionjob.bond

killsnexis.info

oshon.xyz

ashabsxw.top

ussiatraiding.buzz

raipsehumus.homes

6ae23rx.forum

edar88vvip.shop

Signatures

Formbook
Formbook is a data stealing malware which is capable of stealing data.
trojan spyware stealer formbook

Formbook payload 4 IoCs

rat

resource	yara_rule
behavioral2/memory/2484-32-0x0000000000400000-0x000000000042F000-memory.dmp	formbook
behavioral2/memory/2484-37-0x0000000000400000-0x000000000042F000-memory.dmp	formbook
behavioral2/memory/2484-70-0x0000000000400000-0x000000000042F000-memory.dmp	formbook
behavioral2/memory/2848-77-0x0000000000620000-0x000000000064F000-memory.dmp	formbook

Command and Scripting Interpreter: PowerShell 1 TTPs 1 IoCs

Run Powershell to modify Windows Defender settings to add exclusions for file extensions, paths, and processes.

execution

PowerShell

T1059.001

pid	Process
4368	powershell.exe

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-1-5-21-2045521122-590294423-3465680274-1000\Control Panel\International\Geo\Nation	eUJXFbdYlsElzgS.exe

Suspicious use of SetThreadContext 4 IoCs

description	pid	Process	procid_target
PID 4472 set thread context of 2484	4472	eUJXFbdYlsElzgS.exe	100
PID 2484 set thread context of 3388	2484	eUJXFbdYlsElzgS.exe	55
PID 2484 set thread context of 3388	2484	eUJXFbdYlsElzgS.exe	55
PID 2848 set thread context of 3388	2848	wscript.exe	55

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 5 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	eUJXFbdYlsElzgS.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	powershell.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	eUJXFbdYlsElzgS.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	wscript.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	cmd.exe

Suspicious behavior: EnumeratesProcesses 64 IoCs

pid	Process
4368	powershell.exe
4368	powershell.exe
2484	eUJXFbdYlsElzgS.exe
2484	eUJXFbdYlsElzgS.exe
2484	eUJXFbdYlsElzgS.exe
2484	eUJXFbdYlsElzgS.exe
2484	eUJXFbdYlsElzgS.exe
2484	eUJXFbdYlsElzgS.exe
2848	wscript.exe
2848	wscript.exe
2848	wscript.exe
2848	wscript.exe
2848	wscript.exe
2848	wscript.exe
2848	wscript.exe
2848	wscript.exe
2848	wscript.exe
2848	wscript.exe
2848	wscript.exe
2848	wscript.exe
2848	wscript.exe
2848	wscript.exe
2848	wscript.exe
2848	wscript.exe
2848	wscript.exe
2848	wscript.exe
2848	wscript.exe
2848	wscript.exe
2848	wscript.exe
2848	wscript.exe
2848	wscript.exe
2848	wscript.exe
2848	wscript.exe
2848	wscript.exe
2848	wscript.exe
2848	wscript.exe
2848	wscript.exe
2848	wscript.exe
2848	wscript.exe
2848	wscript.exe
2848	wscript.exe
2848	wscript.exe
2848	wscript.exe
2848	wscript.exe
2848	wscript.exe
2848	wscript.exe
2848	wscript.exe
2848	wscript.exe
2848	wscript.exe
2848	wscript.exe
2848	wscript.exe
2848	wscript.exe
2848	wscript.exe
2848	wscript.exe
2848	wscript.exe
2848	wscript.exe
2848	wscript.exe
2848	wscript.exe
2848	wscript.exe
2848	wscript.exe
2848	wscript.exe
2848	wscript.exe
2848	wscript.exe
2848	wscript.exe

Suspicious behavior: MapViewOfSection 6 IoCs

pid	Process
2484	eUJXFbdYlsElzgS.exe
2484	eUJXFbdYlsElzgS.exe
2484	eUJXFbdYlsElzgS.exe
2484	eUJXFbdYlsElzgS.exe
2848	wscript.exe
2848	wscript.exe

Suspicious use of AdjustPrivilegeToken 7 IoCs

description	pid	Process
Token: SeDebugPrivilege	4368	powershell.exe
Token: SeDebugPrivilege	2484	eUJXFbdYlsElzgS.exe
Token: SeShutdownPrivilege	3388	Explorer.EXE
Token: SeCreatePagefilePrivilege	3388	Explorer.EXE
Token: SeDebugPrivilege	2848	wscript.exe
Token: SeShutdownPrivilege	3388	Explorer.EXE
Token: SeCreatePagefilePrivilege	3388	Explorer.EXE

Suspicious use of UnmapMainImage 1 IoCs

pid	Process
3388	Explorer.EXE

Suspicious use of WriteProcessMemory 15 IoCs

description	pid	Process	procid_target
PID 4472 wrote to memory of 4368	4472	eUJXFbdYlsElzgS.exe	98
PID 4472 wrote to memory of 4368	4472	eUJXFbdYlsElzgS.exe	98
PID 4472 wrote to memory of 4368	4472	eUJXFbdYlsElzgS.exe	98
PID 4472 wrote to memory of 2484	4472	eUJXFbdYlsElzgS.exe	100
PID 4472 wrote to memory of 2484	4472	eUJXFbdYlsElzgS.exe	100
PID 4472 wrote to memory of 2484	4472	eUJXFbdYlsElzgS.exe	100
PID 4472 wrote to memory of 2484	4472	eUJXFbdYlsElzgS.exe	100
PID 4472 wrote to memory of 2484	4472	eUJXFbdYlsElzgS.exe	100
PID 4472 wrote to memory of 2484	4472	eUJXFbdYlsElzgS.exe	100
PID 2484 wrote to memory of 2848	2484	eUJXFbdYlsElzgS.exe	106
PID 2484 wrote to memory of 2848	2484	eUJXFbdYlsElzgS.exe	106
PID 2484 wrote to memory of 2848	2484	eUJXFbdYlsElzgS.exe	106
PID 2848 wrote to memory of 1232	2848	wscript.exe	107
PID 2848 wrote to memory of 1232	2848	wscript.exe	107
PID 2848 wrote to memory of 1232	2848	wscript.exe	107

C:\Windows\Explorer.EXE
C:\Windows\Explorer.EXE
1⤵
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of UnmapMainImage
PID:3388
- C:\Users\Admin\AppData\Local\Temp\eUJXFbdYlsElzgS.exe
  "C:\Users\Admin\AppData\Local\Temp\eUJXFbdYlsElzgS.exe"
  2⤵
  - Checks computer location settings
  - Suspicious use of SetThreadContext
  - System Location Discovery: System Language Discovery
  - Suspicious use of WriteProcessMemory
  PID:4472
- - 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\eUJXFbdYlsElzgS.exe"
    3⤵
    - Command and Scripting Interpreter: PowerShell
    - System Location Discovery: System Language Discovery
    - Suspicious behavior: EnumeratesProcesses
    - Suspicious use of AdjustPrivilegeToken
    PID:4368
- - C:\Users\Admin\AppData\Local\Temp\eUJXFbdYlsElzgS.exe
    "C:\Users\Admin\AppData\Local\Temp\eUJXFbdYlsElzgS.exe"
    3⤵
    - Suspicious use of SetThreadContext
    - System Location Discovery: System Language Discovery
    - Suspicious behavior: EnumeratesProcesses
    - Suspicious behavior: MapViewOfSection
    - Suspicious use of AdjustPrivilegeToken
    - Suspicious use of WriteProcessMemory
    PID:2484
  - - C:\Windows\SysWOW64\wscript.exe
      "C:\Windows\SysWOW64\wscript.exe"
      4⤵
      Suspicious use of SetThreadContext
      System Location Discovery: System Language Discovery
      Suspicious behavior: EnumeratesProcesses
      Suspicious behavior: MapViewOfSection
      Suspicious use of AdjustPrivilegeToken
      Suspicious use of WriteProcessMemory
      PID:2848
    - - C:\Windows\SysWOW64\cmd.exe
        
        /c del "C:\Users\Admin\AppData\Local\Temp\eUJXFbdYlsElzgS.exe"
        5⤵
        System Location Discovery: System Language Discovery
        
        PID:1232

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

Discovery

Query Registry

T1012

System Information Discovery

T1082

System Location Discovery

T1614

System Language Discovery

T1614.001

Lateral Movement

Collection

Command and Control

Exfiltration

Impact

Replay Monitor

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Downloads

C:\Users\Admin\AppData\Local\Temp\__PSScriptPolicyTest_imgcpux4.zfg.ps1

Filesize
60B

MD5
d17fe0a3f47be24a6453e9ef58c94641

SHA1
6ab83620379fc69f80c0242105ddffd7d98d5d9d

SHA256
96ad1146eb96877eab5942ae0736b82d8b5e2039a80d3d6932665c1a4c87dcf7

SHA512
5b592e58f26c264604f98f6aa12860758ce606d1c63220736cf0c779e4e18e3cec8706930a16c38b20161754d1017d1657d35258e58ca22b18f5b232880dec82

Download Submit
memory/2484-37-0x0000000000400000-0x000000000042F000-memory.dmp

Filesize
188KB

Download
memory/2484-32-0x0000000000400000-0x000000000042F000-memory.dmp

Filesize
188KB

Download
memory/2484-70-0x0000000000400000-0x000000000042F000-memory.dmp

Filesize
188KB

Download
memory/2484-71-0x00000000034F0000-0x0000000003504000-memory.dmp

Filesize
80KB

Download
memory/2484-34-0x00000000016F0000-0x0000000001A3A000-memory.dmp

Filesize
3.3MB

Download
memory/2484-38-0x0000000001670000-0x0000000001684000-memory.dmp

Filesize
80KB

Download
memory/2848-77-0x0000000000620000-0x000000000064F000-memory.dmp

Filesize
188KB

Download
memory/2848-75-0x0000000000050000-0x0000000000077000-memory.dmp

Filesize
156KB

Download
memory/2848-74-0x0000000000050000-0x0000000000077000-memory.dmp

Filesize
156KB

Download
memory/3388-76-0x00000000084F0000-0x00000000085A6000-memory.dmp

Filesize
728KB

Download
memory/3388-73-0x00000000084F0000-0x00000000085A6000-memory.dmp

Filesize
728KB

Download
memory/3388-39-0x0000000007F00000-0x0000000008044000-memory.dmp

Filesize
1.3MB

Download
memory/3388-72-0x0000000007F00000-0x0000000008044000-memory.dmp

Filesize
1.3MB

Download
memory/3388-79-0x0000000008E30000-0x0000000008F7B000-memory.dmp

Filesize
1.3MB

Download
memory/4368-13-0x0000000074660000-0x0000000074E10000-memory.dmp

Filesize
7.7MB

Download
memory/4368-52-0x00000000065D0000-0x00000000065EE000-memory.dmp

Filesize
120KB

Download
memory/4368-17-0x00000000057B0000-0x0000000005816000-memory.dmp

Filesize
408KB

Download
memory/4368-16-0x0000000005740000-0x00000000057A6000-memory.dmp

Filesize
408KB

Download
memory/4368-15-0x0000000005050000-0x0000000005072000-memory.dmp

Filesize
136KB

Download
memory/4368-29-0x0000000074660000-0x0000000074E10000-memory.dmp

Filesize
7.7MB

Download
memory/4368-25-0x00000000059A0000-0x0000000005CF4000-memory.dmp

Filesize
3.3MB

Download
memory/4368-30-0x0000000006020000-0x000000000603E000-memory.dmp

Filesize
120KB

Download
memory/4368-31-0x0000000006050000-0x000000000609C000-memory.dmp

Filesize
304KB

Download
memory/4368-68-0x0000000074660000-0x0000000074E10000-memory.dmp

Filesize
7.7MB

Download
memory/4368-65-0x0000000074660000-0x0000000074E10000-memory.dmp

Filesize
7.7MB

Download
memory/4368-14-0x0000000005110000-0x0000000005738000-memory.dmp

Filesize
6.2MB

Download
memory/4368-12-0x0000000004AA0000-0x0000000004AD6000-memory.dmp

Filesize
216KB

Download
memory/4368-64-0x0000000007660000-0x0000000007668000-memory.dmp

Filesize
32KB

Download
memory/4368-63-0x0000000007680000-0x000000000769A000-memory.dmp

Filesize
104KB

Download
memory/4368-40-0x000000007F130000-0x000000007F140000-memory.dmp

Filesize
64KB

Download
memory/4368-41-0x00000000065F0000-0x0000000006622000-memory.dmp

Filesize
200KB

Download
memory/4368-42-0x000000006EEB0000-0x000000006EEFC000-memory.dmp

Filesize
304KB

Download
memory/4368-54-0x00000000026E0000-0x00000000026F0000-memory.dmp

Filesize
64KB

Download
memory/4368-53-0x0000000074660000-0x0000000074E10000-memory.dmp

Filesize
7.7MB

Download
memory/4368-55-0x0000000007210000-0x00000000072B3000-memory.dmp

Filesize
652KB

Download
memory/4368-18-0x0000000074660000-0x0000000074E10000-memory.dmp

Filesize
7.7MB

Download
memory/4368-56-0x0000000007990000-0x000000000800A000-memory.dmp

Filesize
6.5MB

Download
memory/4368-57-0x0000000007340000-0x000000000735A000-memory.dmp

Filesize
104KB

Download
memory/4368-58-0x00000000073B0000-0x00000000073BA000-memory.dmp

Filesize
40KB

Download
memory/4368-59-0x00000000075C0000-0x0000000007656000-memory.dmp

Filesize
600KB

Download
memory/4368-60-0x0000000007540000-0x0000000007551000-memory.dmp

Filesize
68KB

Download
memory/4368-61-0x0000000007570000-0x000000000757E000-memory.dmp

Filesize
56KB

Download
memory/4368-62-0x0000000007580000-0x0000000007594000-memory.dmp

Filesize
80KB

Download
memory/4472-7-0x0000000074660000-0x0000000074E10000-memory.dmp

Filesize
7.7MB

Download
memory/4472-11-0x0000000074660000-0x0000000074E10000-memory.dmp

Filesize
7.7MB

Download
memory/4472-35-0x0000000074660000-0x0000000074E10000-memory.dmp

Filesize
7.7MB

Download
memory/4472-0-0x000000007466E000-0x000000007466F000-memory.dmp

Filesize
4KB

Download
memory/4472-9-0x0000000007CE0000-0x0000000007D56000-memory.dmp

Filesize
472KB

Download
memory/4472-8-0x0000000006300000-0x0000000006312000-memory.dmp

Filesize
72KB

Download
memory/4472-10-0x000000000A4B0000-0x000000000A54C000-memory.dmp

Filesize
624KB

Download
memory/4472-6-0x000000007466E000-0x000000007466F000-memory.dmp

Filesize
4KB

Download
memory/4472-5-0x0000000074660000-0x0000000074E10000-memory.dmp

Filesize
7.7MB

Download
memory/4472-4-0x0000000005200000-0x000000000520A000-memory.dmp

Filesize
40KB

Download
memory/4472-3-0x0000000005070000-0x0000000005102000-memory.dmp

Filesize
584KB

Download
memory/4472-2-0x0000000005620000-0x0000000005BC4000-memory.dmp

Filesize
5.6MB

Download
memory/4472-1-0x00000000005C0000-0x0000000000658000-memory.dmp

Filesize
608KB

Download