formbook | e881b599bdef921677c57eeeb516ab55d6ba988637113a43949f923276a09c8f

Analysis

max time kernel
133s
max time network
104s
platform
windows10-2004_x64
resource
win10v2004-20240426-en
resource tags

arch:x64arch:x86image:win10v2004-20240426-enlocale:en-usos:windows10-2004-x64system
submitted
19-05-2024 02:30

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General

Target

e881b599bdef921677c57eeeb516ab55d6ba988637113a43949f923276a09c8f.exe
Size

650KB
MD5

6c3b0221a0d2bbcd925cf13b36d41533
SHA1

050767238d3993ed5dbdd4ca83bbd354d7432758
SHA256

e881b599bdef921677c57eeeb516ab55d6ba988637113a43949f923276a09c8f
SHA512

562035c90e1948efa054e05b54ea365fbdcc20c256d71a23d33f67e06d33642603bda3bac9cfd60e960221cc62b16f7a4d38c6c79d4f3e0e526c8c6c749f40e8
SSDEEP

12288:p0pei36RSGHQIJWN/LKDp4QcqPsg7NueQ9K9ti9n5c8yr98IzPdbQ/3:epp36PfJq/LwcqPZLi0uQxY

Score

10^/10

formbook dn03 execution rat spyware stealer trojan

Malware Config

Extracted

Family

formbook

Version

4.1

Campaign

dn03

Decoy

almouranipainting.com

cataloguia.shop

zaparielectric.com

whcqsc.com

ioco.in

aduredmond.com

vavada611a.fun

humtivers.com

jewellerytml.com

mcapitalparticipacoes.com

inhlcq.shop

solanamall.xyz

moviepropgroup.com

thegenesis.ltd

cyberxdefend.com

skinbykoco.com

entermintlead.com

honestaireviews.com

wyclhj7gqfustzp.buzz

w937xb.com

Signatures

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

Formbook payload 1 IoCs

rat

Processes:

resource	yara_rule
behavioral2/memory/1508-11-0x0000000000400000-0x000000000042F000-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

Processes:

powershell.exe

pid process

3792 powershell.exe

pid	process
3792	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

Processes:

e881b599bdef921677c57eeeb516ab55d6ba988637113a43949f923276a09c8f.exe

description	ioc	process
Key value queried	\REGISTRY\USER\S-1-5-21-4018855536-2201274732-320770143-1000\Control Panel\International\Geo\Nation	e881b599bdef921677c57eeeb516ab55d6ba988637113a43949f923276a09c8f.exe

Suspicious use of SetThreadContext 1 IoCs

Processes:

e881b599bdef921677c57eeeb516ab55d6ba988637113a43949f923276a09c8f.exe

description	pid	process	target process
PID 3596 set thread context of 1508	3596	e881b599bdef921677c57eeeb516ab55d6ba988637113a43949f923276a09c8f.exe	e881b599bdef921677c57eeeb516ab55d6ba988637113a43949f923276a09c8f.exe

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

System Information Discovery
T1082

Suspicious behavior: EnumeratesProcesses 6 IoCs

Processes:

e881b599bdef921677c57eeeb516ab55d6ba988637113a43949f923276a09c8f.exee881b599bdef921677c57eeeb516ab55d6ba988637113a43949f923276a09c8f.exepowershell.exe

pid	process
3596	e881b599bdef921677c57eeeb516ab55d6ba988637113a43949f923276a09c8f.exe
3596	e881b599bdef921677c57eeeb516ab55d6ba988637113a43949f923276a09c8f.exe
1508	e881b599bdef921677c57eeeb516ab55d6ba988637113a43949f923276a09c8f.exe
1508	e881b599bdef921677c57eeeb516ab55d6ba988637113a43949f923276a09c8f.exe
3792	powershell.exe
3792	powershell.exe

Suspicious use of AdjustPrivilegeToken 2 IoCs

Processes:

e881b599bdef921677c57eeeb516ab55d6ba988637113a43949f923276a09c8f.exepowershell.exe

description	pid	process
Token: SeDebugPrivilege	3596	e881b599bdef921677c57eeeb516ab55d6ba988637113a43949f923276a09c8f.exe
Token: SeDebugPrivilege	3792	powershell.exe

Suspicious use of WriteProcessMemory 12 IoCs

Processes:

e881b599bdef921677c57eeeb516ab55d6ba988637113a43949f923276a09c8f.exe

description	pid	process	target process
PID 3596 wrote to memory of 3792	3596	e881b599bdef921677c57eeeb516ab55d6ba988637113a43949f923276a09c8f.exe	powershell.exe
PID 3596 wrote to memory of 3792	3596	e881b599bdef921677c57eeeb516ab55d6ba988637113a43949f923276a09c8f.exe	powershell.exe
PID 3596 wrote to memory of 3792	3596	e881b599bdef921677c57eeeb516ab55d6ba988637113a43949f923276a09c8f.exe	powershell.exe
PID 3596 wrote to memory of 4244	3596	e881b599bdef921677c57eeeb516ab55d6ba988637113a43949f923276a09c8f.exe	e881b599bdef921677c57eeeb516ab55d6ba988637113a43949f923276a09c8f.exe
PID 3596 wrote to memory of 4244	3596	e881b599bdef921677c57eeeb516ab55d6ba988637113a43949f923276a09c8f.exe	e881b599bdef921677c57eeeb516ab55d6ba988637113a43949f923276a09c8f.exe
PID 3596 wrote to memory of 4244	3596	e881b599bdef921677c57eeeb516ab55d6ba988637113a43949f923276a09c8f.exe	e881b599bdef921677c57eeeb516ab55d6ba988637113a43949f923276a09c8f.exe
PID 3596 wrote to memory of 1508	3596	e881b599bdef921677c57eeeb516ab55d6ba988637113a43949f923276a09c8f.exe	e881b599bdef921677c57eeeb516ab55d6ba988637113a43949f923276a09c8f.exe
PID 3596 wrote to memory of 1508	3596	e881b599bdef921677c57eeeb516ab55d6ba988637113a43949f923276a09c8f.exe	e881b599bdef921677c57eeeb516ab55d6ba988637113a43949f923276a09c8f.exe
PID 3596 wrote to memory of 1508	3596	e881b599bdef921677c57eeeb516ab55d6ba988637113a43949f923276a09c8f.exe	e881b599bdef921677c57eeeb516ab55d6ba988637113a43949f923276a09c8f.exe
PID 3596 wrote to memory of 1508	3596	e881b599bdef921677c57eeeb516ab55d6ba988637113a43949f923276a09c8f.exe	e881b599bdef921677c57eeeb516ab55d6ba988637113a43949f923276a09c8f.exe
PID 3596 wrote to memory of 1508	3596	e881b599bdef921677c57eeeb516ab55d6ba988637113a43949f923276a09c8f.exe	e881b599bdef921677c57eeeb516ab55d6ba988637113a43949f923276a09c8f.exe
PID 3596 wrote to memory of 1508	3596	e881b599bdef921677c57eeeb516ab55d6ba988637113a43949f923276a09c8f.exe	e881b599bdef921677c57eeeb516ab55d6ba988637113a43949f923276a09c8f.exe

C:\Users\Admin\AppData\Local\Temp\e881b599bdef921677c57eeeb516ab55d6ba988637113a43949f923276a09c8f.exe
"C:\Users\Admin\AppData\Local\Temp\e881b599bdef921677c57eeeb516ab55d6ba988637113a43949f923276a09c8f.exe"
1⤵
- Checks computer location settings
- Suspicious use of SetThreadContext
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
PID:3596
- 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\e881b599bdef921677c57eeeb516ab55d6ba988637113a43949f923276a09c8f.exe"
  2⤵
  - Command and Scripting Interpreter: PowerShell
  - Suspicious behavior: EnumeratesProcesses
  - Suspicious use of AdjustPrivilegeToken
  PID:3792
- C:\Users\Admin\AppData\Local\Temp\e881b599bdef921677c57eeeb516ab55d6ba988637113a43949f923276a09c8f.exe
  "C:\Users\Admin\AppData\Local\Temp\e881b599bdef921677c57eeeb516ab55d6ba988637113a43949f923276a09c8f.exe"
  2⤵
  PID:4244
- C:\Users\Admin\AppData\Local\Temp\e881b599bdef921677c57eeeb516ab55d6ba988637113a43949f923276a09c8f.exe
  "C:\Users\Admin\AppData\Local\Temp\e881b599bdef921677c57eeeb516ab55d6ba988637113a43949f923276a09c8f.exe"
  2⤵
  - Suspicious behavior: EnumeratesProcesses
  PID:1508

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

Lateral Movement

Collection

Command and Control

Exfiltration

Impact

Replay Monitor

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Downloads

C:\Users\Admin\AppData\Local\Temp\__PSScriptPolicyTest_qi3cqp5h.2xe.ps1

Filesize
60B

MD5
d17fe0a3f47be24a6453e9ef58c94641

SHA1
6ab83620379fc69f80c0242105ddffd7d98d5d9d

SHA256
96ad1146eb96877eab5942ae0736b82d8b5e2039a80d3d6932665c1a4c87dcf7

SHA512
5b592e58f26c264604f98f6aa12860758ce606d1c63220736cf0c779e4e18e3cec8706930a16c38b20161754d1017d1657d35258e58ca22b18f5b232880dec82

Download Submit
memory/1508-11-0x0000000000400000-0x000000000042F000-memory.dmp

Filesize
188KB

Download
memory/1508-14-0x0000000001010000-0x000000000135A000-memory.dmp

Filesize
3.3MB

Download
memory/3596-6-0x00000000054B0000-0x00000000054D2000-memory.dmp

Filesize
136KB

Download
memory/3596-5-0x00000000750B0000-0x0000000075860000-memory.dmp

Filesize
7.7MB

Download
memory/3596-4-0x0000000004F20000-0x0000000004F2A000-memory.dmp

Filesize
40KB

Download
memory/3596-0-0x00000000750BE000-0x00000000750BF000-memory.dmp

Filesize
4KB

Download
memory/3596-7-0x00000000054D0000-0x00000000054DC000-memory.dmp

Filesize
48KB

Download
memory/3596-8-0x0000000002870000-0x0000000002880000-memory.dmp

Filesize
64KB

Download
memory/3596-9-0x0000000006310000-0x0000000006386000-memory.dmp

Filesize
472KB

Download
memory/3596-10-0x0000000009DC0000-0x0000000009E5C000-memory.dmp

Filesize
624KB

Download
memory/3596-3-0x0000000004E60000-0x0000000004EF2000-memory.dmp

Filesize
584KB

Download
memory/3596-13-0x00000000750B0000-0x0000000075860000-memory.dmp

Filesize
7.7MB

Download
memory/3596-2-0x00000000054F0000-0x0000000005A94000-memory.dmp

Filesize
5.6MB

Download
memory/3596-1-0x00000000003E0000-0x0000000000486000-memory.dmp

Filesize
664KB

Download
memory/3792-21-0x0000000005180000-0x00000000051E6000-memory.dmp

Filesize
408KB

Download
memory/3792-47-0x0000000007240000-0x00000000072E3000-memory.dmp

Filesize
652KB

Download
memory/3792-18-0x0000000005330000-0x0000000005958000-memory.dmp

Filesize
6.2MB

Download
memory/3792-19-0x0000000004F70000-0x0000000004F92000-memory.dmp

Filesize
136KB

Download
memory/3792-20-0x0000000005010000-0x0000000005076000-memory.dmp

Filesize
408KB

Download
memory/3792-16-0x0000000002730000-0x0000000002766000-memory.dmp

Filesize
216KB

Download
memory/3792-15-0x000000007515E000-0x000000007515F000-memory.dmp

Filesize
4KB

Download
memory/3792-31-0x0000000005960000-0x0000000005CB4000-memory.dmp

Filesize
3.3MB

Download
memory/3792-32-0x0000000006030000-0x000000000604E000-memory.dmp

Filesize
120KB

Download
memory/3792-33-0x00000000060D0000-0x000000000611C000-memory.dmp

Filesize
304KB

Download
memory/3792-34-0x0000000007000000-0x0000000007032000-memory.dmp

Filesize
200KB

Download
memory/3792-35-0x0000000070F70000-0x0000000070FBC000-memory.dmp

Filesize
304KB

Download
memory/3792-45-0x0000000075150000-0x0000000075900000-memory.dmp

Filesize
7.7MB

Download
memory/3792-17-0x0000000075150000-0x0000000075900000-memory.dmp

Filesize
7.7MB

Download
memory/3792-46-0x0000000006620000-0x000000000663E000-memory.dmp

Filesize
120KB

Download
memory/3792-48-0x0000000075150000-0x0000000075900000-memory.dmp

Filesize
7.7MB

Download
memory/3792-49-0x0000000075150000-0x0000000075900000-memory.dmp

Filesize
7.7MB

Download
memory/3792-50-0x00000000079B0000-0x000000000802A000-memory.dmp

Filesize
6.5MB

Download
memory/3792-51-0x0000000007370000-0x000000000738A000-memory.dmp

Filesize
104KB

Download
memory/3792-52-0x00000000073E0000-0x00000000073EA000-memory.dmp

Filesize
40KB

Download
memory/3792-53-0x00000000075F0000-0x0000000007686000-memory.dmp

Filesize
600KB

Download
memory/3792-54-0x0000000007570000-0x0000000007581000-memory.dmp

Filesize
68KB

Download
memory/3792-55-0x00000000075A0000-0x00000000075AE000-memory.dmp

Filesize
56KB

Download
memory/3792-56-0x00000000075B0000-0x00000000075C4000-memory.dmp

Filesize
80KB

Download
memory/3792-57-0x00000000076B0000-0x00000000076CA000-memory.dmp

Filesize
104KB

Download
memory/3792-58-0x0000000007690000-0x0000000007698000-memory.dmp

Filesize
32KB

Download
memory/3792-61-0x0000000075150000-0x0000000075900000-memory.dmp

Filesize
7.7MB

Download