formbook | 1189ebcdb1a7a3b4ad58df14a4db5955672c5533f873298ddb212443a924c62a

Analysis

max time kernel
150s
max time network
150s
platform
windows10-2004_x64
resource
win10v2004-20240802-en
resource tags

arch:x64arch:x86image:win10v2004-20240802-enlocale:en-usos:windows10-2004-x64system
submitted
21-09-2024 05:17

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General

Target

gHALCP5u6qYbIzp.exe
Size

571KB
MD5

d46ea4a5851ace640a9f1ac3c3304e83
SHA1

3797c494b69de4c08d57e18d75e744196662d932
SHA256

dac46f3d278ac47faeadf5160565437d7abcbdc42a39a40482a12728dc088226
SHA512

f2927da84a4abfffe27761ed19716e548d4ae89d8cf0377314ef665980ff5956959b3447082b7ac247eb967ee49f20827b1dc7bf5b282973136c14709ad44ab0
SSDEEP

12288:/Hue0mNiwsiOORw9/sRU/XeL4fc+0eDr0orT77/Knj5jFbSKlHpJ0zW6iFw02g:/OOiwsiOtcyP0ePRP77/K3jtoLiKJ

Score

10^/10

formbook c18x discovery execution rat spyware stealer trojan

Malware Config

Extracted

Family

formbook

Version

4.1

Campaign

c18x

Decoy

naer.top

loominc.club

eslgnpro.shop

rthodontist-53086.bond

hkil-art.online

-health.events

ustommygifts.online

reenscapemedia.online

mcometrade.online

mq8z.christmas

hristophersremodeling.biz

iverpoolvr.info

xlaw.app

heartpa.shop

nbxsbsk.shop

ompany-chargeback.pro

hevikingshucker.net

anaara.net

eadgenrndtbl.net

odagc.info

Signatures

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

Formbook payload 3 IoCs

rat

resource	yara_rule
behavioral2/memory/1240-11-0x0000000000400000-0x000000000042F000-memory.dmp	formbook
behavioral2/memory/1240-19-0x0000000000400000-0x000000000042F000-memory.dmp	formbook
behavioral2/memory/4884-68-0x0000000000E20000-0x0000000000E4F000-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
5104	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-1-5-21-945322488-2060912225-3527527000-1000\Control Panel\International\Geo\Nation	gHALCP5u6qYbIzp.exe

Suspicious use of SetThreadContext 3 IoCs

description	pid	Process	procid_target
PID 2264 set thread context of 1240	2264	gHALCP5u6qYbIzp.exe	91
PID 1240 set thread context of 3532	1240	gHALCP5u6qYbIzp.exe	56
PID 4884 set thread context of 3532	4884	msdt.exe	56

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 4 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	gHALCP5u6qYbIzp.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	powershell.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	msdt.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	cmd.exe

Suspicious behavior: EnumeratesProcesses 58 IoCs

pid	Process
1240	gHALCP5u6qYbIzp.exe
1240	gHALCP5u6qYbIzp.exe
1240	gHALCP5u6qYbIzp.exe
1240	gHALCP5u6qYbIzp.exe
5104	powershell.exe
5104	powershell.exe
4884	msdt.exe
4884	msdt.exe
4884	msdt.exe
4884	msdt.exe
4884	msdt.exe
4884	msdt.exe
4884	msdt.exe
4884	msdt.exe
4884	msdt.exe
4884	msdt.exe
4884	msdt.exe
4884	msdt.exe
4884	msdt.exe
4884	msdt.exe
4884	msdt.exe
4884	msdt.exe
4884	msdt.exe
4884	msdt.exe
4884	msdt.exe
4884	msdt.exe
4884	msdt.exe
4884	msdt.exe
4884	msdt.exe
4884	msdt.exe
4884	msdt.exe
4884	msdt.exe
4884	msdt.exe
4884	msdt.exe
4884	msdt.exe
4884	msdt.exe
4884	msdt.exe
4884	msdt.exe
4884	msdt.exe
4884	msdt.exe
4884	msdt.exe
4884	msdt.exe
4884	msdt.exe
4884	msdt.exe
4884	msdt.exe
4884	msdt.exe
4884	msdt.exe
4884	msdt.exe
4884	msdt.exe
4884	msdt.exe
4884	msdt.exe
4884	msdt.exe
4884	msdt.exe
4884	msdt.exe
4884	msdt.exe
4884	msdt.exe
4884	msdt.exe
4884	msdt.exe

Suspicious behavior: MapViewOfSection 5 IoCs

pid	Process
1240	gHALCP5u6qYbIzp.exe
1240	gHALCP5u6qYbIzp.exe
1240	gHALCP5u6qYbIzp.exe
4884	msdt.exe
4884	msdt.exe

Suspicious use of AdjustPrivilegeToken 5 IoCs

description	pid	Process
Token: SeDebugPrivilege	1240	gHALCP5u6qYbIzp.exe
Token: SeDebugPrivilege	5104	powershell.exe
Token: SeDebugPrivilege	4884	msdt.exe
Token: SeShutdownPrivilege	3532	Explorer.EXE
Token: SeCreatePagefilePrivilege	3532	Explorer.EXE

Suspicious use of WriteProcessMemory 15 IoCs

description	pid	Process	procid_target
PID 2264 wrote to memory of 5104	2264	gHALCP5u6qYbIzp.exe	89
PID 2264 wrote to memory of 5104	2264	gHALCP5u6qYbIzp.exe	89
PID 2264 wrote to memory of 5104	2264	gHALCP5u6qYbIzp.exe	89
PID 2264 wrote to memory of 1240	2264	gHALCP5u6qYbIzp.exe	91
PID 2264 wrote to memory of 1240	2264	gHALCP5u6qYbIzp.exe	91
PID 2264 wrote to memory of 1240	2264	gHALCP5u6qYbIzp.exe	91
PID 2264 wrote to memory of 1240	2264	gHALCP5u6qYbIzp.exe	91
PID 2264 wrote to memory of 1240	2264	gHALCP5u6qYbIzp.exe	91
PID 2264 wrote to memory of 1240	2264	gHALCP5u6qYbIzp.exe	91
PID 3532 wrote to memory of 4884	3532	Explorer.EXE	92
PID 3532 wrote to memory of 4884	3532	Explorer.EXE	92
PID 3532 wrote to memory of 4884	3532	Explorer.EXE	92
PID 4884 wrote to memory of 4936	4884	msdt.exe	93
PID 4884 wrote to memory of 4936	4884	msdt.exe	93
PID 4884 wrote to memory of 4936	4884	msdt.exe	93

C:\Windows\Explorer.EXE
C:\Windows\Explorer.EXE
1⤵
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
PID:3532
- C:\Users\Admin\AppData\Local\Temp\gHALCP5u6qYbIzp.exe
  "C:\Users\Admin\AppData\Local\Temp\gHALCP5u6qYbIzp.exe"
  2⤵
  - Checks computer location settings
  - Suspicious use of SetThreadContext
  - System Location Discovery: System Language Discovery
  - Suspicious use of WriteProcessMemory
  PID:2264
- - 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\gHALCP5u6qYbIzp.exe"
    3⤵
    - Command and Scripting Interpreter: PowerShell
    - System Location Discovery: System Language Discovery
    - Suspicious behavior: EnumeratesProcesses
    - Suspicious use of AdjustPrivilegeToken
    PID:5104
- - C:\Users\Admin\AppData\Local\Temp\gHALCP5u6qYbIzp.exe
    "C:\Users\Admin\AppData\Local\Temp\gHALCP5u6qYbIzp.exe"
    3⤵
    - Suspicious use of SetThreadContext
    - Suspicious behavior: EnumeratesProcesses
    - Suspicious behavior: MapViewOfSection
    - Suspicious use of AdjustPrivilegeToken
    PID:1240
- C:\Windows\SysWOW64\msdt.exe
  "C:\Windows\SysWOW64\msdt.exe"
  2⤵
  - 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:4884
- - C:\Windows\SysWOW64\cmd.exe
    /c del "C:\Users\Admin\AppData\Local\Temp\gHALCP5u6qYbIzp.exe"
    3⤵
    - System Location Discovery: System Language Discovery
    PID:4936

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_jxqzmcxt.fiu.ps1

Filesize
60B

MD5
d17fe0a3f47be24a6453e9ef58c94641

SHA1
6ab83620379fc69f80c0242105ddffd7d98d5d9d

SHA256
96ad1146eb96877eab5942ae0736b82d8b5e2039a80d3d6932665c1a4c87dcf7

SHA512
5b592e58f26c264604f98f6aa12860758ce606d1c63220736cf0c779e4e18e3cec8706930a16c38b20161754d1017d1657d35258e58ca22b18f5b232880dec82

Download Submit
memory/1240-11-0x0000000000400000-0x000000000042F000-memory.dmp

Filesize
188KB

Download
memory/1240-16-0x0000000000F40000-0x000000000128A000-memory.dmp

Filesize
3.3MB

Download
memory/1240-19-0x0000000000400000-0x000000000042F000-memory.dmp

Filesize
188KB

Download
memory/1240-20-0x0000000000E50000-0x0000000000E65000-memory.dmp

Filesize
84KB

Download
memory/2264-15-0x0000000074910000-0x00000000750C0000-memory.dmp

Filesize
7.7MB

Download
memory/2264-4-0x0000000005840000-0x000000000584A000-memory.dmp

Filesize
40KB

Download
memory/2264-7-0x000000007491E000-0x000000007491F000-memory.dmp

Filesize
4KB

Download
memory/2264-6-0x0000000005950000-0x0000000005960000-memory.dmp

Filesize
64KB

Download
memory/2264-9-0x0000000007100000-0x0000000007176000-memory.dmp

Filesize
472KB

Download
memory/2264-10-0x00000000097A0000-0x000000000983C000-memory.dmp

Filesize
624KB

Download
memory/2264-5-0x0000000074910000-0x00000000750C0000-memory.dmp

Filesize
7.7MB

Download
memory/2264-8-0x0000000074910000-0x00000000750C0000-memory.dmp

Filesize
7.7MB

Download
memory/2264-0-0x000000007491E000-0x000000007491F000-memory.dmp

Filesize
4KB

Download
memory/2264-1-0x0000000000D60000-0x0000000000DF6000-memory.dmp

Filesize
600KB

Download
memory/2264-2-0x0000000005BB0000-0x0000000006154000-memory.dmp

Filesize
5.6MB

Download
memory/2264-3-0x00000000056A0000-0x0000000005732000-memory.dmp

Filesize
584KB

Download
memory/3532-69-0x0000000008C80000-0x0000000008DED000-memory.dmp

Filesize
1.4MB

Download
memory/3532-23-0x0000000008C80000-0x0000000008DED000-memory.dmp

Filesize
1.4MB

Download
memory/3532-74-0x00000000032B0000-0x00000000033DE000-memory.dmp

Filesize
1.2MB

Download
memory/4884-68-0x0000000000E20000-0x0000000000E4F000-memory.dmp

Filesize
188KB

Download
memory/4884-61-0x0000000000AE0000-0x0000000000B37000-memory.dmp

Filesize
348KB

Download
memory/4884-60-0x0000000000AE0000-0x0000000000B37000-memory.dmp

Filesize
348KB

Download
memory/5104-36-0x0000000005C30000-0x0000000005F84000-memory.dmp

Filesize
3.3MB

Download
memory/5104-55-0x0000000007B90000-0x000000000820A000-memory.dmp

Filesize
6.5MB

Download
memory/5104-22-0x0000000005500000-0x0000000005B28000-memory.dmp

Filesize
6.2MB

Download
memory/5104-21-0x000000007491E000-0x000000007491F000-memory.dmp

Filesize
4KB

Download
memory/5104-13-0x00000000010C0000-0x00000000010F6000-memory.dmp

Filesize
216KB

Download
memory/5104-37-0x0000000006220000-0x000000000623E000-memory.dmp

Filesize
120KB

Download
memory/5104-25-0x0000000005320000-0x0000000005386000-memory.dmp

Filesize
408KB

Download
memory/5104-40-0x00000000067F0000-0x0000000006822000-memory.dmp

Filesize
200KB

Download
memory/5104-41-0x00000000707C0000-0x000000007080C000-memory.dmp

Filesize
304KB

Download
memory/5104-52-0x0000000002A00000-0x0000000002A10000-memory.dmp

Filesize
64KB

Download
memory/5104-51-0x0000000002A00000-0x0000000002A10000-memory.dmp

Filesize
64KB

Download
memory/5104-53-0x0000000006830000-0x000000000684E000-memory.dmp

Filesize
120KB

Download
memory/5104-54-0x0000000007210000-0x00000000072B3000-memory.dmp

Filesize
652KB

Download
memory/5104-24-0x0000000005280000-0x00000000052A2000-memory.dmp

Filesize
136KB

Download
memory/5104-56-0x0000000007550000-0x000000000756A000-memory.dmp

Filesize
104KB

Download
memory/5104-57-0x00000000075C0000-0x00000000075CA000-memory.dmp

Filesize
40KB

Download
memory/5104-58-0x00000000077D0000-0x0000000007866000-memory.dmp

Filesize
600KB

Download
memory/5104-59-0x0000000007750000-0x0000000007761000-memory.dmp

Filesize
68KB

Download
memory/5104-39-0x000000007EE60000-0x000000007EE70000-memory.dmp

Filesize
64KB

Download
memory/5104-26-0x0000000005390000-0x00000000053F6000-memory.dmp

Filesize
408KB

Download
memory/5104-62-0x0000000007780000-0x000000000778E000-memory.dmp

Filesize
56KB

Download
memory/5104-63-0x0000000007790000-0x00000000077A4000-memory.dmp

Filesize
80KB

Download
memory/5104-64-0x0000000007890000-0x00000000078AA000-memory.dmp

Filesize
104KB

Download
memory/5104-65-0x0000000007870000-0x0000000007878000-memory.dmp

Filesize
32KB

Download
memory/5104-17-0x0000000002A00000-0x0000000002A10000-memory.dmp

Filesize
64KB

Download
memory/5104-38-0x00000000067A0000-0x00000000067EC000-memory.dmp

Filesize
304KB

Download
memory/5104-18-0x0000000002A00000-0x0000000002A10000-memory.dmp

Filesize
64KB

Download