formbook | 852d2ef6143e0a036aa054c460a665d3287cf98ad4e4ff55d706d6133ed54cd4

Analysis

max time kernel
150s
max time network
151s
platform
windows10-2004_x64
resource
win10v2004-20231215-en
resource tags

arch:x64arch:x86image:win10v2004-20231215-enlocale:en-usos:windows10-2004-x64system
submitted
29-12-2023 17:37

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General

Target

BANCO SWIFT pdf.exe
Size

795KB
MD5

0221dcfd786601ea3e97128ba5e23278
SHA1

6d768e1299b5903ead6030b32e1e6a2aed881e1a
SHA256

37597a431d5cc8ef90c319b77d356ff6be15ba32df42b69b36561f226236d3ee
SHA512

99fe04e8fb1fe1738b17bf0a149b891376dc760f613318892682da65bc5576fe6c6d2315833515f53851de2dc216bd32a7dd5c09e39e61faee28c1f647ea1cef
SSDEEP

12288:PNk0/uOQAWuzQ5e119/mGZ7dgWwwNBLl0xA3:Fk0/xQhSKe11HiWFNBqxA3

Score

10^/10

formbook gy14 rat spyware stealer trojan

Malware Config

Extracted

Family

formbook

Version

4.1

Campaign

gy14

Decoy

mavbam.com

theanhedonia.com

budgetnurseries.com

buflitr.com

alqamarhotel.com

2660348.top

123bu6.shop

v72999.com

yzyz841.xyz

247fracing.com

naples.beauty

twinklethrive.com

loscaseros.com

creditspisatylegko.site

sgyy3ej2dgwesb5.com

ufocafe.net

techn9nehollywoodundead.com

truedatalab.com

alterdpxlmarketing.com

harborspringsfire.com

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/2572-22-0x0000000000400000-0x000000000042F000-memory.dmp	formbook
behavioral2/memory/2572-40-0x0000000000400000-0x000000000042F000-memory.dmp	formbook
behavioral2/memory/4368-75-0x0000000000560000-0x000000000058F000-memory.dmp	formbook
behavioral2/memory/4368-77-0x0000000000560000-0x000000000058F000-memory.dmp	formbook

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-1-5-21-768304381-2824894965-3840216961-1000\Control Panel\International\Geo\Nation	BANCO SWIFT pdf.exe

Suspicious use of SetThreadContext 3 IoCs

description	pid	Process	procid_target
PID 1544 set thread context of 2572	1544	BANCO SWIFT pdf.exe	103
PID 2572 set thread context of 3384	2572	RegSvcs.exe	43
PID 4368 set thread context of 3384	4368	svchost.exe	43

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

System Information Discovery
T1082

Creates scheduled task(s) 1 TTPs 1 IoCs

Schtasks is often used by malware for persistence or to perform post-infection execution.

persistence

Scheduled Task/Job

T1053

pid	Process
3976	schtasks.exe

Suspicious behavior: EnumeratesProcesses 59 IoCs

pid	Process
3568	powershell.exe
3568	powershell.exe
2572	RegSvcs.exe
2572	RegSvcs.exe
2572	RegSvcs.exe
2572	RegSvcs.exe
2572	RegSvcs.exe
2572	RegSvcs.exe
3568	powershell.exe
4368	svchost.exe
4368	svchost.exe
4368	svchost.exe
4368	svchost.exe
4368	svchost.exe
4368	svchost.exe
4368	svchost.exe
4368	svchost.exe
4368	svchost.exe
4368	svchost.exe
4368	svchost.exe
4368	svchost.exe
4368	svchost.exe
4368	svchost.exe
4368	svchost.exe
4368	svchost.exe
4368	svchost.exe
4368	svchost.exe
4368	svchost.exe
4368	svchost.exe
4368	svchost.exe
4368	svchost.exe
4368	svchost.exe
4368	svchost.exe
4368	svchost.exe
4368	svchost.exe
4368	svchost.exe
4368	svchost.exe
4368	svchost.exe
4368	svchost.exe
4368	svchost.exe
4368	svchost.exe
4368	svchost.exe
4368	svchost.exe
4368	svchost.exe
4368	svchost.exe
4368	svchost.exe
4368	svchost.exe
4368	svchost.exe
4368	svchost.exe
4368	svchost.exe
4368	svchost.exe
4368	svchost.exe
4368	svchost.exe
4368	svchost.exe
4368	svchost.exe
4368	svchost.exe
4368	svchost.exe
4368	svchost.exe
4368	svchost.exe

Suspicious behavior: MapViewOfSection 5 IoCs

pid	Process
2572	RegSvcs.exe
2572	RegSvcs.exe
2572	RegSvcs.exe
4368	svchost.exe
4368	svchost.exe

Suspicious use of AdjustPrivilegeToken 5 IoCs

description	pid	Process
Token: SeDebugPrivilege	3568	powershell.exe
Token: SeDebugPrivilege	2572	RegSvcs.exe
Token: SeShutdownPrivilege	3384	Explorer.EXE
Token: SeCreatePagefilePrivilege	3384	Explorer.EXE
Token: SeDebugPrivilege	4368	svchost.exe

Suspicious use of UnmapMainImage 1 IoCs

pid	Process
3384	Explorer.EXE

Suspicious use of WriteProcessMemory 18 IoCs

description	pid	Process	procid_target
PID 1544 wrote to memory of 3568	1544	BANCO SWIFT pdf.exe	99
PID 1544 wrote to memory of 3568	1544	BANCO SWIFT pdf.exe	99
PID 1544 wrote to memory of 3568	1544	BANCO SWIFT pdf.exe	99
PID 1544 wrote to memory of 3976	1544	BANCO SWIFT pdf.exe	100
PID 1544 wrote to memory of 3976	1544	BANCO SWIFT pdf.exe	100
PID 1544 wrote to memory of 3976	1544	BANCO SWIFT pdf.exe	100
PID 1544 wrote to memory of 2572	1544	BANCO SWIFT pdf.exe	103
PID 1544 wrote to memory of 2572	1544	BANCO SWIFT pdf.exe	103
PID 1544 wrote to memory of 2572	1544	BANCO SWIFT pdf.exe	103
PID 1544 wrote to memory of 2572	1544	BANCO SWIFT pdf.exe	103
PID 1544 wrote to memory of 2572	1544	BANCO SWIFT pdf.exe	103
PID 1544 wrote to memory of 2572	1544	BANCO SWIFT pdf.exe	103
PID 3384 wrote to memory of 4368	3384	Explorer.EXE	104
PID 3384 wrote to memory of 4368	3384	Explorer.EXE	104
PID 3384 wrote to memory of 4368	3384	Explorer.EXE	104
PID 4368 wrote to memory of 4300	4368	svchost.exe	106
PID 4368 wrote to memory of 4300	4368	svchost.exe	106
PID 4368 wrote to memory of 4300	4368	svchost.exe	106

C:\Users\Admin\AppData\Local\Temp\BANCO SWIFT pdf.exe
"C:\Users\Admin\AppData\Local\Temp\BANCO SWIFT pdf.exe"
1⤵
- Checks computer location settings
- Suspicious use of SetThreadContext
- Suspicious use of WriteProcessMemory
PID:1544
- C:\Windows\SysWOW64\WindowsPowerShell\v1.0\powershell.exe
  "C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe" Add-MpPreference -ExclusionPath "C:\Users\Admin\AppData\Roaming\NjQlGC.exe"
  2⤵
  - Suspicious behavior: EnumeratesProcesses
  - Suspicious use of AdjustPrivilegeToken
  PID:3568
- C:\Windows\SysWOW64\schtasks.exe
  "C:\Windows\System32\schtasks.exe" /Create /TN "Updates\NjQlGC" /XML "C:\Users\Admin\AppData\Local\Temp\tmp902A.tmp"
  2⤵
  - Creates scheduled task(s)
  PID:3976
- C:\Windows\Microsoft.NET\Framework\v4.0.30319\RegSvcs.exe
  "C:\Windows\Microsoft.NET\Framework\v4.0.30319\RegSvcs.exe"
  2⤵
  - Suspicious use of SetThreadContext
  - Suspicious behavior: EnumeratesProcesses
  - Suspicious behavior: MapViewOfSection
  - Suspicious use of AdjustPrivilegeToken
  PID:2572

C:\Windows\Explorer.EXE
C:\Windows\Explorer.EXE
1⤵
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of UnmapMainImage
- Suspicious use of WriteProcessMemory
PID:3384
- C:\Windows\SysWOW64\svchost.exe
  "C:\Windows\SysWOW64\svchost.exe"
  2⤵
  - Suspicious use of SetThreadContext
  - Suspicious behavior: EnumeratesProcesses
  - Suspicious behavior: MapViewOfSection
  - Suspicious use of AdjustPrivilegeToken
  - Suspicious use of WriteProcessMemory
  PID:4368
- - C:\Windows\SysWOW64\cmd.exe
    /c del "C:\Windows\Microsoft.NET\Framework\v4.0.30319\RegSvcs.exe"
    3⤵
    PID:4300

Network

MITRE ATT&CK Enterprise v15

Reconnaissance

Resource Development

Initial Access

Execution

Scheduled Task/Job

T1053

Persistence

Scheduled Task/Job

T1053

Privilege Escalation

Scheduled Task/Job

T1053

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_jvuijq33.bu1.ps1

Filesize
60B

MD5
d17fe0a3f47be24a6453e9ef58c94641

SHA1
6ab83620379fc69f80c0242105ddffd7d98d5d9d

SHA256
96ad1146eb96877eab5942ae0736b82d8b5e2039a80d3d6932665c1a4c87dcf7

SHA512
5b592e58f26c264604f98f6aa12860758ce606d1c63220736cf0c779e4e18e3cec8706930a16c38b20161754d1017d1657d35258e58ca22b18f5b232880dec82

Download Submit
C:\Users\Admin\AppData\Local\Temp\tmp902A.tmp

Filesize
1KB

MD5
7d368e938b9a62a33f8bdefc83dfe080

SHA1
0ff59d750c094a7222686928ac7b61fdfff0e748

SHA256
316d5dfc082a2d4002713619e902350ce129a3340a4f2ac680cd7baf865ce323

SHA512
9d5828b4c7217b5d5dc54d6da8a081bbf9a70009acc7e421bef90be959d7e268a11149a741b2418f1dc2e9fd045dcb4e0eb9fc4969b2364af877f0eb7d565bd1

Download Submit
memory/1544-10-0x00000000093D0000-0x000000000946C000-memory.dmp

Filesize
624KB

Download
memory/1544-2-0x0000000005B30000-0x00000000060D4000-memory.dmp

Filesize
5.6MB

Download
memory/1544-4-0x0000000005650000-0x0000000005660000-memory.dmp

Filesize
64KB

Download
memory/1544-5-0x00000000055B0000-0x00000000055BA000-memory.dmp

Filesize
40KB

Download
memory/1544-6-0x00000000067B0000-0x00000000067C4000-memory.dmp

Filesize
80KB

Download
memory/1544-7-0x00000000068F0000-0x00000000068FA000-memory.dmp

Filesize
40KB

Download
memory/1544-8-0x0000000006900000-0x000000000690E000-memory.dmp

Filesize
56KB

Download
memory/1544-9-0x0000000006910000-0x0000000006990000-memory.dmp

Filesize
512KB

Download
memory/1544-1-0x00000000745C0000-0x0000000074D70000-memory.dmp

Filesize
7.7MB

Download
memory/1544-25-0x00000000745C0000-0x0000000074D70000-memory.dmp

Filesize
7.7MB

Download
memory/1544-19-0x00000000745C0000-0x0000000074D70000-memory.dmp

Filesize
7.7MB

Download
memory/1544-3-0x00000000054D0000-0x0000000005562000-memory.dmp

Filesize
584KB

Download
memory/1544-0-0x0000000000A30000-0x0000000000AFE000-memory.dmp

Filesize
824KB

Download
memory/2572-22-0x0000000000400000-0x000000000042F000-memory.dmp

Filesize
188KB

Download
memory/2572-40-0x0000000000400000-0x000000000042F000-memory.dmp

Filesize
188KB

Download
memory/2572-41-0x0000000001770000-0x0000000001785000-memory.dmp

Filesize
84KB

Download
memory/2572-36-0x00000000019E0000-0x0000000001D2A000-memory.dmp

Filesize
3.3MB

Download
memory/3384-80-0x000000000B3B0000-0x000000000B4F3000-memory.dmp

Filesize
1.3MB

Download
memory/3384-81-0x000000000B3B0000-0x000000000B4F3000-memory.dmp

Filesize
1.3MB

Download
memory/3384-42-0x0000000009260000-0x0000000009388000-memory.dmp

Filesize
1.2MB

Download
memory/3384-84-0x000000000B3B0000-0x000000000B4F3000-memory.dmp

Filesize
1.3MB

Download
memory/3568-20-0x0000000002530000-0x0000000002540000-memory.dmp

Filesize
64KB

Download
memory/3568-63-0x0000000007220000-0x00000000072B6000-memory.dmp

Filesize
600KB

Download
memory/3568-39-0x0000000005880000-0x0000000005BD4000-memory.dmp

Filesize
3.3MB

Download
memory/3568-26-0x00000000055C0000-0x0000000005626000-memory.dmp

Filesize
408KB

Download
memory/3568-24-0x0000000004EC0000-0x0000000004EE2000-memory.dmp

Filesize
136KB

Download
memory/3568-18-0x0000000004F20000-0x0000000005548000-memory.dmp

Filesize
6.2MB

Download
memory/3568-43-0x0000000005C60000-0x0000000005C7E000-memory.dmp

Filesize
120KB

Download
memory/3568-44-0x0000000005CC0000-0x0000000005D0C000-memory.dmp

Filesize
304KB

Download
memory/3568-47-0x0000000070880000-0x00000000708CC000-memory.dmp

Filesize
304KB

Download
memory/3568-46-0x0000000006230000-0x0000000006262000-memory.dmp

Filesize
200KB

Download
memory/3568-45-0x000000007F210000-0x000000007F220000-memory.dmp

Filesize
64KB

Download
memory/3568-59-0x0000000006E40000-0x0000000006EE3000-memory.dmp

Filesize
652KB

Download
memory/3568-58-0x0000000002530000-0x0000000002540000-memory.dmp

Filesize
64KB

Download
memory/3568-57-0x0000000006210000-0x000000000622E000-memory.dmp

Filesize
120KB

Download
memory/3568-61-0x0000000006FA0000-0x0000000006FBA000-memory.dmp

Filesize
104KB

Download
memory/3568-60-0x00000000075E0000-0x0000000007C5A000-memory.dmp

Filesize
6.5MB

Download
memory/3568-62-0x0000000007010000-0x000000000701A000-memory.dmp

Filesize
40KB

Download
memory/3568-37-0x0000000005810000-0x0000000005876000-memory.dmp

Filesize
408KB

Download
memory/3568-64-0x00000000071A0000-0x00000000071B1000-memory.dmp

Filesize
68KB

Download
memory/3568-65-0x00000000071D0000-0x00000000071DE000-memory.dmp

Filesize
56KB

Download
memory/3568-66-0x00000000071E0000-0x00000000071F4000-memory.dmp

Filesize
80KB

Download
memory/3568-67-0x00000000072E0000-0x00000000072FA000-memory.dmp

Filesize
104KB

Download
memory/3568-68-0x00000000072C0000-0x00000000072C8000-memory.dmp

Filesize
32KB

Download
memory/3568-71-0x00000000745C0000-0x0000000074D70000-memory.dmp

Filesize
7.7MB

Download
memory/3568-15-0x0000000000EE0000-0x0000000000F16000-memory.dmp

Filesize
216KB

Download
memory/3568-16-0x00000000745C0000-0x0000000074D70000-memory.dmp

Filesize
7.7MB

Download
memory/3568-21-0x0000000002530000-0x0000000002540000-memory.dmp

Filesize
64KB

Download
memory/4368-76-0x0000000001200000-0x000000000154A000-memory.dmp

Filesize
3.3MB

Download
memory/4368-77-0x0000000000560000-0x000000000058F000-memory.dmp

Filesize
188KB

Download
memory/4368-79-0x00000000010D0000-0x0000000001164000-memory.dmp

Filesize
592KB

Download
memory/4368-72-0x0000000000220000-0x000000000022E000-memory.dmp

Filesize
56KB

Download
memory/4368-75-0x0000000000560000-0x000000000058F000-memory.dmp

Filesize
188KB

Download
memory/4368-74-0x0000000000220000-0x000000000022E000-memory.dmp

Filesize
56KB

Download