formbook | ee62bac96fdf6c8fa0bf931f53a9858584cbe77e814f3e0a08a9a0fcb1fe55f3

Analysis

max time kernel
149s
max time network
146s
platform
windows10-2004_x64
resource
win10v2004-20230221-en
resource tags

arch:x64arch:x86image:win10v2004-20230221-enlocale:en-usos:windows10-2004-x64system
submitted
04-03-2023 15:38

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General

Target

tmp.exe
Size

1.3MB
MD5

4a7aab8f4285b00870594319a36a7426
SHA1

a4331309a71b9f87eab79e9596d62af931d3b026
SHA256

ee62bac96fdf6c8fa0bf931f53a9858584cbe77e814f3e0a08a9a0fcb1fe55f3
SHA512

46c643a71ec2a5a73a81568a44af373104bbaf8fd44b4e13b2f53e4935444f3d0d633c2b23392cf7da00fbde3d7b025b5e93df6f9f5fd9a71574ff78d0c0c796
SSDEEP

24576:qlpUJKD7SzYPJ+Z2LGNvd9pFwPRwb+35fDiyBHbuGxbCA6/+otqJ7:ZK3SzYxC2LGBYZwypLicSGha+35

Score

10^/10

formbook g2fg rat spyware stealer trojan

Malware Config

Extracted

Family

formbook

Version

4.1

Campaign

g2fg

Decoy

snowcrash.website

pointman.us

newheartvalve.care

drandl.com

sandspringsramblers.com

programagubernamental.online

boja.us

mvrsnike.com

mentallyillmotherhood.com

facom.us

programagubernamental.store

izivente.com

roller-v.fr

amazonbioactives.com

metaverseapple.xyz

5gt-mobilevsverizon.com

gtwebsolutions.co

scottdunn.life

usdp.trade

pikmin.run

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/4260-147-0x0000000000400000-0x000000000042F000-memory.dmp	formbook
behavioral2/memory/4260-186-0x0000000000400000-0x000000000042F000-memory.dmp	formbook
behavioral2/memory/1752-190-0x0000000000B10000-0x0000000000B3F000-memory.dmp	formbook
behavioral2/memory/1752-197-0x0000000000B10000-0x0000000000B3F000-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-1-5-21-2805025096-2326403612-4231045514-1000\Control Panel\International\Geo\Nation	tmp.exe

Suspicious use of SetThreadContext 3 IoCs

description	pid	Process	procid_target
PID 4988 set thread context of 4260	4988	tmp.exe	103
PID 4260 set thread context of 2560	4260	tmp.exe	38
PID 1752 set thread context of 2560	1752	explorer.exe	38

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

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

T1053

pid	Process
1864	schtasks.exe

Suspicious behavior: EnumeratesProcesses 44 IoCs

pid	Process
4640	powershell.exe
4640	powershell.exe
4260	tmp.exe
4260	tmp.exe
4260	tmp.exe
4260	tmp.exe
1752	explorer.exe
1752	explorer.exe
1752	explorer.exe
1752	explorer.exe
1752	explorer.exe
1752	explorer.exe
1752	explorer.exe
1752	explorer.exe
1752	explorer.exe
1752	explorer.exe
1752	explorer.exe
1752	explorer.exe
1752	explorer.exe
1752	explorer.exe
1752	explorer.exe
1752	explorer.exe
1752	explorer.exe
1752	explorer.exe
1752	explorer.exe
1752	explorer.exe
1752	explorer.exe
1752	explorer.exe
1752	explorer.exe
1752	explorer.exe
1752	explorer.exe
1752	explorer.exe
1752	explorer.exe
1752	explorer.exe
1752	explorer.exe
1752	explorer.exe
1752	explorer.exe
1752	explorer.exe
1752	explorer.exe
1752	explorer.exe
1752	explorer.exe
1752	explorer.exe
1752	explorer.exe
1752	explorer.exe

Suspicious behavior: GetForegroundWindowSpam 1 IoCs

pid	Process
2560	Explorer.EXE

Suspicious behavior: MapViewOfSection 5 IoCs

pid	Process
4260	tmp.exe
4260	tmp.exe
4260	tmp.exe
1752	explorer.exe
1752	explorer.exe

Suspicious use of AdjustPrivilegeToken 5 IoCs

description	pid	Process
Token: SeDebugPrivilege	4640	powershell.exe
Token: SeDebugPrivilege	4260	tmp.exe
Token: SeDebugPrivilege	1752	explorer.exe
Token: SeShutdownPrivilege	2560	Explorer.EXE
Token: SeCreatePagefilePrivilege	2560	Explorer.EXE

Suspicious use of WriteProcessMemory 18 IoCs

description	pid	Process	procid_target
PID 4988 wrote to memory of 4640	4988	tmp.exe	99
PID 4988 wrote to memory of 4640	4988	tmp.exe	99
PID 4988 wrote to memory of 4640	4988	tmp.exe	99
PID 4988 wrote to memory of 1864	4988	tmp.exe	101
PID 4988 wrote to memory of 1864	4988	tmp.exe	101
PID 4988 wrote to memory of 1864	4988	tmp.exe	101
PID 4988 wrote to memory of 4260	4988	tmp.exe	103
PID 4988 wrote to memory of 4260	4988	tmp.exe	103
PID 4988 wrote to memory of 4260	4988	tmp.exe	103
PID 4988 wrote to memory of 4260	4988	tmp.exe	103
PID 4988 wrote to memory of 4260	4988	tmp.exe	103
PID 4988 wrote to memory of 4260	4988	tmp.exe	103
PID 2560 wrote to memory of 1752	2560	Explorer.EXE	104
PID 2560 wrote to memory of 1752	2560	Explorer.EXE	104
PID 2560 wrote to memory of 1752	2560	Explorer.EXE	104
PID 1752 wrote to memory of 4504	1752	explorer.exe	105
PID 1752 wrote to memory of 4504	1752	explorer.exe	105
PID 1752 wrote to memory of 4504	1752	explorer.exe	105

C:\Windows\Explorer.EXE
C:\Windows\Explorer.EXE
1⤵
- Suspicious behavior: GetForegroundWindowSpam
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
PID:2560
- C:\Users\Admin\AppData\Local\Temp\tmp.exe
  "C:\Users\Admin\AppData\Local\Temp\tmp.exe"
  2⤵
  - Checks computer location settings
  - Suspicious use of SetThreadContext
  - Suspicious use of WriteProcessMemory
  PID:4988
- - C:\Windows\SysWOW64\WindowsPowerShell\v1.0\powershell.exe
    "C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe" Add-MpPreference -ExclusionPath "C:\Users\Admin\AppData\Roaming\NSAPXvvKyUrmP.exe"
    3⤵
    - Suspicious behavior: EnumeratesProcesses
    - Suspicious use of AdjustPrivilegeToken
    PID:4640
- - C:\Windows\SysWOW64\schtasks.exe
    "C:\Windows\System32\schtasks.exe" /Create /TN "Updates\NSAPXvvKyUrmP" /XML "C:\Users\Admin\AppData\Local\Temp\tmp1E36.tmp"
    3⤵
    - Creates scheduled task(s)
    PID:1864
- - C:\Users\Admin\AppData\Local\Temp\tmp.exe
    "C:\Users\Admin\AppData\Local\Temp\tmp.exe"
    3⤵
    - Suspicious use of SetThreadContext
    - Suspicious behavior: EnumeratesProcesses
    - Suspicious behavior: MapViewOfSection
    - Suspicious use of AdjustPrivilegeToken
    PID:4260
- C:\Windows\SysWOW64\explorer.exe
  "C:\Windows\SysWOW64\explorer.exe"
  2⤵
  - Suspicious use of SetThreadContext
  - Suspicious behavior: EnumeratesProcesses
  - Suspicious behavior: MapViewOfSection
  - Suspicious use of AdjustPrivilegeToken
  - Suspicious use of WriteProcessMemory
  PID:1752
- - C:\Windows\SysWOW64\cmd.exe
    /c del "C:\Users\Admin\AppData\Local\Temp\tmp.exe"
    3⤵
    PID:4504

Network

MITRE ATT&CK Enterprise v6

Initial Access

Execution

Scheduled Task

T1053

Persistence

Scheduled Task

T1053

Privilege Escalation

Scheduled Task

T1053

Defense Evasion

Credential Access

Discovery

Query Registry

T1012

System Information Discovery

T1082

Lateral Movement

Collection

Command and Control

Exfiltration

Impact

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Downloads

C:\Users\Admin\AppData\Local\Temp\__PSScriptPolicyTest_u5p0f1ru.rom.ps1

Filesize
60B

MD5
d17fe0a3f47be24a6453e9ef58c94641

SHA1
6ab83620379fc69f80c0242105ddffd7d98d5d9d

SHA256
96ad1146eb96877eab5942ae0736b82d8b5e2039a80d3d6932665c1a4c87dcf7

SHA512
5b592e58f26c264604f98f6aa12860758ce606d1c63220736cf0c779e4e18e3cec8706930a16c38b20161754d1017d1657d35258e58ca22b18f5b232880dec82

Download Submit
C:\Users\Admin\AppData\Local\Temp\tmp1E36.tmp

Filesize
1KB

MD5
8567e933a19d481d28931386df5e13e6

SHA1
eeeb55321192405e683e3f788a0cb6fe7ce6db13

SHA256
e20c83868f94256ff14e47b83b7f1941d16acafc84e876930cd83c37c8c85ec4

SHA512
a2d480444040cd638894405c50a6acc5837b2c1a46e0ff55db48314e4ea48774b58d4644ad3c61cf0014e21ba5bce27a7b4db8994eba40c5ed33a1137b7a8202

Download Submit
memory/1752-199-0x0000000002C60000-0x0000000002CF3000-memory.dmp

Filesize
588KB

Download
memory/1752-197-0x0000000000B10000-0x0000000000B3F000-memory.dmp

Filesize
188KB

Download
memory/1752-196-0x0000000002F30000-0x000000000327A000-memory.dmp

Filesize
3.3MB

Download
memory/1752-190-0x0000000000B10000-0x0000000000B3F000-memory.dmp

Filesize
188KB

Download
memory/1752-188-0x00000000005D0000-0x0000000000A03000-memory.dmp

Filesize
4.2MB

Download
memory/1752-185-0x00000000005D0000-0x0000000000A03000-memory.dmp

Filesize
4.2MB

Download
memory/2560-167-0x0000000008FA0000-0x000000000906E000-memory.dmp

Filesize
824KB

Download
memory/2560-203-0x0000000009120000-0x00000000092A0000-memory.dmp

Filesize
1.5MB

Download
memory/2560-201-0x0000000009120000-0x00000000092A0000-memory.dmp

Filesize
1.5MB

Download
memory/2560-200-0x0000000009120000-0x00000000092A0000-memory.dmp

Filesize
1.5MB

Download
memory/4260-165-0x0000000001250000-0x000000000159A000-memory.dmp

Filesize
3.3MB

Download
memory/4260-147-0x0000000000400000-0x000000000042F000-memory.dmp

Filesize
188KB

Download
memory/4260-186-0x0000000000400000-0x000000000042F000-memory.dmp

Filesize
188KB

Download
memory/4260-166-0x0000000000DD0000-0x0000000000DE4000-memory.dmp

Filesize
80KB

Download
memory/4640-181-0x0000000008230000-0x00000000088AA000-memory.dmp

Filesize
6.5MB

Download
memory/4640-161-0x0000000002EC0000-0x0000000002ED0000-memory.dmp

Filesize
64KB

Download
memory/4640-160-0x00000000063E0000-0x0000000006446000-memory.dmp

Filesize
408KB

Download
memory/4640-162-0x0000000002EC0000-0x0000000002ED0000-memory.dmp

Filesize
64KB

Download
memory/4640-149-0x0000000005920000-0x0000000005942000-memory.dmp

Filesize
136KB

Download
memory/4640-168-0x0000000002EC0000-0x0000000002ED0000-memory.dmp

Filesize
64KB

Download
memory/4640-169-0x0000000007890000-0x00000000078C2000-memory.dmp

Filesize
200KB

Download
memory/4640-170-0x00000000716B0000-0x00000000716FC000-memory.dmp

Filesize
304KB

Download
memory/4640-180-0x0000000006E40000-0x0000000006E5E000-memory.dmp

Filesize
120KB

Download
memory/4640-146-0x00000000059E0000-0x0000000006008000-memory.dmp

Filesize
6.2MB

Download
memory/4640-182-0x0000000007BF0000-0x0000000007C0A000-memory.dmp

Filesize
104KB

Download
memory/4640-183-0x000000007F8F0000-0x000000007F900000-memory.dmp

Filesize
64KB

Download
memory/4640-184-0x0000000007C60000-0x0000000007C6A000-memory.dmp

Filesize
40KB

Download
memory/4640-164-0x00000000068D0000-0x00000000068EE000-memory.dmp

Filesize
120KB

Download
memory/4640-144-0x0000000005370000-0x00000000053A6000-memory.dmp

Filesize
216KB

Download
memory/4640-150-0x0000000006200000-0x0000000006266000-memory.dmp

Filesize
408KB

Download
memory/4640-189-0x0000000007E70000-0x0000000007F06000-memory.dmp

Filesize
600KB

Download
memory/4640-193-0x0000000007F10000-0x0000000007F18000-memory.dmp

Filesize
32KB

Download
memory/4640-191-0x0000000007E20000-0x0000000007E2E000-memory.dmp

Filesize
56KB

Download
memory/4640-192-0x0000000007F30000-0x0000000007F4A000-memory.dmp

Filesize
104KB

Download
memory/4988-137-0x0000000005880000-0x0000000005890000-memory.dmp

Filesize
64KB

Download
memory/4988-136-0x0000000005680000-0x000000000568A000-memory.dmp

Filesize
40KB

Download
memory/4988-135-0x00000000056B0000-0x0000000005742000-memory.dmp

Filesize
584KB

Download
memory/4988-134-0x0000000005C60000-0x0000000006204000-memory.dmp

Filesize
5.6MB

Download
memory/4988-138-0x0000000005880000-0x0000000005890000-memory.dmp

Filesize
64KB

Download
memory/4988-139-0x00000000071A0000-0x000000000723C000-memory.dmp

Filesize
624KB

Download
memory/4988-133-0x0000000000BA0000-0x0000000000CE8000-memory.dmp

Filesize
1.3MB

Download