formbook | 0898bf70b09c89bf0153ec7c2073b605d08b5ca2d0d780b6e56c6dd13dfedbf2

Analysis

max time kernel
149s
max time network
141s
platform
windows7_x64
resource
win7-20240708-en
resource tags

arch:x64arch:x86image:win7-20240708-enlocale:en-usos:windows7-x64system
submitted
06-08-2024 03:19

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General

Target

06082024_0319_05082024_00253390 pjg.exe
Size

2.7MB
MD5

5ef32b214d2f96f8490a1bc80cd69b8c
SHA1

bf5d22d99cb7a904ab2747e24dc443ccd97f2527
SHA256

7f75fa52a4033aafb55eec07a5a901e357baa76ef4c1c6e109c7f5c4dd99c9eb
SHA512

34d9eb853da9250e83340dd9e364dbe5c2c7e0b180296a012e899180e52bde781282dfe081f946c8da0e1eb91d9a496358fe9902eac58c3f0c249ea3bdba5058
SSDEEP

24576:gLn/zhq30bbdI6Xa4KtHl3MXX1s34FMV7I:gLn7h9PCQRKd0X1A4F5

Score

10^/10

formbook kmge credential_access discovery evasion execution rat spyware stealer trojan

Malware Config

Extracted

Family

formbook

Version

4.1

Campaign

kmge

Decoy

jia0752d.com

cq0jt.sbs

whimsicalweddingrentals.com

meetsex-here.life

hhe-crv220.com

bedbillionaire.com

soycmo.com

mrawkward.xyz

11ramshornroad.com

motoyonaturals.com

thischicloves.com

gacorbet.pro

ihsanid.com

pancaketurner.com

santanarstore.com

cr3dtv.com

negotools.com

landfillequip.com

sejasuapropriachefe.com

diamant-verkopen.store

Signatures

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

UAC bypass 3 TTPs 1 IoCs

evasion trojan

Bypass User Account Control

T1548.002

Disable or Modify Tools

T1562.001

Modify Registry

T1112

description	ioc	Process
Set value (int)	\REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows\CurrentVersion\Policies\System\EnableLUA = "0"	06082024_0319_05082024_00253390 pjg.exe

Credentials from Password Stores: Credentials from Web Browsers 1 TTPs
Malicious Access or copy of Web Browser Credential store.
credential_access stealer

Credentials from Web Browsers
T1555.003

Formbook payload 2 IoCs

rat

resource	yara_rule
behavioral1/memory/2556-33-0x0000000000400000-0x000000000042F000-memory.dmp	formbook
behavioral1/memory/3016-39-0x0000000000090000-0x00000000000BF000-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
2764	powershell.exe

Uses the VBS compiler for execution 1 TTPs

Scripting
T1064

Checks whether UAC is enabled 1 TTPs 2 IoCs

evasion trojan

System Information Discovery

T1082

description	ioc	Process
Key value queried	\REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows\CurrentVersion\Policies\System\EnableLUA	06082024_0319_05082024_00253390 pjg.exe
Set value (int)	\REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows\CurrentVersion\Policies\System\EnableLUA = "0"	06082024_0319_05082024_00253390 pjg.exe

Suspicious use of SetThreadContext 3 IoCs

description	pid	Process	procid_target
PID 1908 set thread context of 2556	1908	06082024_0319_05082024_00253390 pjg.exe	37
PID 2556 set thread context of 1192	2556	wab.exe	21
PID 3016 set thread context of 1192	3016	msiexec.exe	21

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 1 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	msiexec.exe

Modifies Internet Explorer settings 1 TTPs 1 IoCs

adware spyware

Modify Registry

T1112

description	ioc	Process
Key created	\Registry\User\S-1-5-21-3551809350-4263495960-1443967649-1000\SOFTWARE\Microsoft\Internet Explorer\IntelliForms\Storage2	msiexec.exe

Suspicious behavior: EnumeratesProcesses 31 IoCs

pid	Process
2764	powershell.exe
2556	wab.exe
2556	wab.exe
3016	msiexec.exe
3016	msiexec.exe
3016	msiexec.exe
3016	msiexec.exe
3016	msiexec.exe
3016	msiexec.exe
3016	msiexec.exe
3016	msiexec.exe
3016	msiexec.exe
3016	msiexec.exe
3016	msiexec.exe
3016	msiexec.exe
3016	msiexec.exe
3016	msiexec.exe
3016	msiexec.exe
3016	msiexec.exe
3016	msiexec.exe
3016	msiexec.exe
3016	msiexec.exe
3016	msiexec.exe
3016	msiexec.exe
3016	msiexec.exe
3016	msiexec.exe
3016	msiexec.exe
3016	msiexec.exe
3016	msiexec.exe
3016	msiexec.exe
3016	msiexec.exe

Suspicious behavior: MapViewOfSection 7 IoCs

pid	Process
2556	wab.exe
2556	wab.exe
2556	wab.exe
3016	msiexec.exe
3016	msiexec.exe
3016	msiexec.exe
3016	msiexec.exe

Suspicious use of AdjustPrivilegeToken 3 IoCs

description	pid	Process
Token: SeDebugPrivilege	2764	powershell.exe
Token: SeDebugPrivilege	2556	wab.exe
Token: SeDebugPrivilege	3016	msiexec.exe

Suspicious use of FindShellTrayWindow 2 IoCs

pid	Process
1192	Explorer.EXE
1192	Explorer.EXE

Suspicious use of SendNotifyMessage 2 IoCs

pid	Process
1192	Explorer.EXE
1192	Explorer.EXE

Suspicious use of WriteProcessMemory 48 IoCs

description	pid	Process	procid_target
PID 1908 wrote to memory of 2764	1908	06082024_0319_05082024_00253390 pjg.exe	31
PID 1908 wrote to memory of 2764	1908	06082024_0319_05082024_00253390 pjg.exe	31
PID 1908 wrote to memory of 2764	1908	06082024_0319_05082024_00253390 pjg.exe	31
PID 1908 wrote to memory of 2712	1908	06082024_0319_05082024_00253390 pjg.exe	33
PID 1908 wrote to memory of 2712	1908	06082024_0319_05082024_00253390 pjg.exe	33
PID 1908 wrote to memory of 2712	1908	06082024_0319_05082024_00253390 pjg.exe	33
PID 1908 wrote to memory of 2712	1908	06082024_0319_05082024_00253390 pjg.exe	33
PID 1908 wrote to memory of 2712	1908	06082024_0319_05082024_00253390 pjg.exe	33
PID 1908 wrote to memory of 2712	1908	06082024_0319_05082024_00253390 pjg.exe	33
PID 1908 wrote to memory of 2824	1908	06082024_0319_05082024_00253390 pjg.exe	34
PID 1908 wrote to memory of 2824	1908	06082024_0319_05082024_00253390 pjg.exe	34
PID 1908 wrote to memory of 2824	1908	06082024_0319_05082024_00253390 pjg.exe	34
PID 1908 wrote to memory of 2824	1908	06082024_0319_05082024_00253390 pjg.exe	34
PID 1908 wrote to memory of 2824	1908	06082024_0319_05082024_00253390 pjg.exe	34
PID 1908 wrote to memory of 3044	1908	06082024_0319_05082024_00253390 pjg.exe	35
PID 1908 wrote to memory of 3044	1908	06082024_0319_05082024_00253390 pjg.exe	35
PID 1908 wrote to memory of 3044	1908	06082024_0319_05082024_00253390 pjg.exe	35
PID 1908 wrote to memory of 3044	1908	06082024_0319_05082024_00253390 pjg.exe	35
PID 1908 wrote to memory of 3044	1908	06082024_0319_05082024_00253390 pjg.exe	35
PID 1908 wrote to memory of 3044	1908	06082024_0319_05082024_00253390 pjg.exe	35
PID 1908 wrote to memory of 2728	1908	06082024_0319_05082024_00253390 pjg.exe	36
PID 1908 wrote to memory of 2728	1908	06082024_0319_05082024_00253390 pjg.exe	36
PID 1908 wrote to memory of 2728	1908	06082024_0319_05082024_00253390 pjg.exe	36
PID 1908 wrote to memory of 2728	1908	06082024_0319_05082024_00253390 pjg.exe	36
PID 1908 wrote to memory of 2728	1908	06082024_0319_05082024_00253390 pjg.exe	36
PID 1908 wrote to memory of 2556	1908	06082024_0319_05082024_00253390 pjg.exe	37
PID 1908 wrote to memory of 2556	1908	06082024_0319_05082024_00253390 pjg.exe	37
PID 1908 wrote to memory of 2556	1908	06082024_0319_05082024_00253390 pjg.exe	37
PID 1908 wrote to memory of 2556	1908	06082024_0319_05082024_00253390 pjg.exe	37
PID 1908 wrote to memory of 2556	1908	06082024_0319_05082024_00253390 pjg.exe	37
PID 1908 wrote to memory of 2556	1908	06082024_0319_05082024_00253390 pjg.exe	37
PID 1908 wrote to memory of 2556	1908	06082024_0319_05082024_00253390 pjg.exe	37
PID 1908 wrote to memory of 2608	1908	06082024_0319_05082024_00253390 pjg.exe	38
PID 1908 wrote to memory of 2608	1908	06082024_0319_05082024_00253390 pjg.exe	38
PID 1908 wrote to memory of 2608	1908	06082024_0319_05082024_00253390 pjg.exe	38
PID 1908 wrote to memory of 2608	1908	06082024_0319_05082024_00253390 pjg.exe	38
PID 1192 wrote to memory of 3016	1192	Explorer.EXE	39
PID 1192 wrote to memory of 3016	1192	Explorer.EXE	39
PID 1192 wrote to memory of 3016	1192	Explorer.EXE	39
PID 1192 wrote to memory of 3016	1192	Explorer.EXE	39
PID 1192 wrote to memory of 3016	1192	Explorer.EXE	39
PID 1192 wrote to memory of 3016	1192	Explorer.EXE	39
PID 1192 wrote to memory of 3016	1192	Explorer.EXE	39
PID 3016 wrote to memory of 1596	3016	msiexec.exe	40
PID 3016 wrote to memory of 1596	3016	msiexec.exe	40
PID 3016 wrote to memory of 1596	3016	msiexec.exe	40
PID 3016 wrote to memory of 1596	3016	msiexec.exe	40
PID 3016 wrote to memory of 1596	3016	msiexec.exe	40

System policy modification 1 TTPs 1 IoCs

evasion

Modify Registry

T1112

description	ioc	Process
Set value (int)	\REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows\CurrentVersion\Policies\System\EnableLUA = "0"	06082024_0319_05082024_00253390 pjg.exe

C:\Windows\Explorer.EXE
C:\Windows\Explorer.EXE
1⤵
- Suspicious use of FindShellTrayWindow
- Suspicious use of SendNotifyMessage
- Suspicious use of WriteProcessMemory
PID:1192
- C:\Users\Admin\AppData\Local\Temp\06082024_0319_05082024_00253390 pjg.exe
  "C:\Users\Admin\AppData\Local\Temp\06082024_0319_05082024_00253390 pjg.exe"
  2⤵
  - UAC bypass
  - Checks whether UAC is enabled
  - Suspicious use of SetThreadContext
  - Suspicious use of WriteProcessMemory
  - System policy modification
  PID:1908
- - C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe
    "C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe" Add-MpPreference -ExclusionPath "C:\Users\Admin\AppData\Local\Temp\06082024_0319_05082024_00253390 pjg.exe" -Force
    3⤵
    - Command and Scripting Interpreter: PowerShell
    - Suspicious behavior: EnumeratesProcesses
    - Suspicious use of AdjustPrivilegeToken
    PID:2764
- - C:\Windows\Microsoft.NET\Framework\v4.0.30319\vbc.exe
    "C:\Windows\Microsoft.NET\Framework\v4.0.30319\vbc.exe"
    3⤵
    PID:2712
- - C:\Windows\System32\cmd.exe
    "C:\Windows\System32\cmd.exe"
    3⤵
    PID:2824
- - C:\Windows\Microsoft.NET\Framework\v4.0.30319\csc.exe
    "C:\Windows\Microsoft.NET\Framework\v4.0.30319\csc.exe"
    3⤵
    PID:3044
- - C:\Windows\System32\calc.exe
    "C:\Windows\System32\calc.exe"
    3⤵
    PID:2728
- - C:\Program Files (x86)\Windows Mail\wab.exe
    "C:\Program Files (x86)\Windows Mail\wab.exe"
    3⤵
    - Suspicious use of SetThreadContext
    - Suspicious behavior: EnumeratesProcesses
    - Suspicious behavior: MapViewOfSection
    - Suspicious use of AdjustPrivilegeToken
    PID:2556
- - C:\Program Files (x86)\Windows Mail\wab.exe
    "C:\Program Files (x86)\Windows Mail\wab.exe"
    3⤵
    PID:2608
- C:\Windows\SysWOW64\msiexec.exe
  "C:\Windows\SysWOW64\msiexec.exe"
  2⤵
  - Suspicious use of SetThreadContext
  - System Location Discovery: System Language Discovery
  - Modifies Internet Explorer settings
  - Suspicious behavior: EnumeratesProcesses
  - Suspicious behavior: MapViewOfSection
  - Suspicious use of AdjustPrivilegeToken
  - Suspicious use of WriteProcessMemory
  PID:3016
- - C:\Program Files\Mozilla Firefox\Firefox.exe
    "C:\Program Files\Mozilla Firefox\Firefox.exe"
    3⤵
    PID:1596

Network

MITRE ATT&CK Enterprise v15

Reconnaissance

Resource Development

Initial Access

Execution

Command and Scripting Interpreter

T1059

PowerShell

T1059.001

Scripting

T1064

Persistence

Privilege Escalation

Abuse Elevation Control Mechanism

T1548

Bypass User Account Control

T1548.002

Defense Evasion

Abuse Elevation Control Mechanism

T1548

Bypass User Account Control

T1548.002

Impair Defenses

T1562

Disable or Modify Tools

T1562.001

Modify Registry

T1112

Scripting

T1064

Credential Access

Credentials from Password Stores

T1555

Credentials from Web Browsers

T1555.003

Discovery

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\Roaming\LK3BNUQ2\LK3logim.jpeg

Filesize
77KB

MD5
6a62e6824ab10005dd7b0b3cb5b30b25

SHA1
b651409a8157d36448d0a085103c5212d94c7411

SHA256
d2a145cbf6065a9d6a2f85fb58e235725c883d15e3b466b5c0ca8352ea4d91d8

SHA512
145ecd8d8f9fab05a538724359740e10f5b68bcf74e85d8755135f3b0b0ff22be2f9116e4c3e555db07b7888a15511bc4a2a07cc944a560d1c1d676e4e772b56

Download Submit
C:\Users\Admin\AppData\Roaming\LK3BNUQ2\LK3logrf.ini

Filesize
40B

MD5
2f245469795b865bdd1b956c23d7893d

SHA1
6ad80b974d3808f5a20ea1e766c7d2f88b9e5895

SHA256
1662d01a2d47b875a34fc7a8cd92e78cb2ba7f34023c7fd2639cbb10b8d94361

SHA512
909f189846a5d2db208a5eb2e7cb3042c0f164caf437e2b1b6de608c0a70e4f3510b81b85753dbeec1e211e6a83e6ea8c96aff896e9b6e8ed42014473a54dc4f

Download Submit
C:\Users\Admin\AppData\Roaming\LK3BNUQ2\LK3logri.ini

Filesize
40B

MD5
d63a82e5d81e02e399090af26db0b9cb

SHA1
91d0014c8f54743bba141fd60c9d963f869d76c9

SHA256
eaece2eba6310253249603033c744dd5914089b0bb26bde6685ec9813611baae

SHA512
38afb05016d8f3c69d246321573997aaac8a51c34e61749a02bf5e8b2b56b94d9544d65801511044e1495906a86dc2100f2e20ff4fcbed09e01904cc780fdbad

Download Submit
C:\Users\Admin\AppData\Roaming\LK3BNUQ2\LK3logrv.ini

Filesize
40B

MD5
ba3b6bc807d4f76794c4b81b09bb9ba5

SHA1
24cb89501f0212ff3095ecc0aba97dd563718fb1

SHA256
6eebf968962745b2e9de2ca969af7c424916d4e3fe3cc0bb9b3d414abfce9507

SHA512
ecd07e601fc9e3cfc39addd7bd6f3d7f7ff3253afb40bf536e9eaac5a4c243e5ec40fbfd7b216cb0ea29f2517419601e335e33ba19dea4a46f65e38694d465bf

Download Submit
memory/1192-48-0x00000000052D0000-0x00000000053C3000-memory.dmp

Filesize
972KB

Download
memory/1192-43-0x0000000000010000-0x0000000000020000-memory.dmp

Filesize
64KB

Download
memory/1908-4-0x00000000009D0000-0x0000000000A56000-memory.dmp

Filesize
536KB

Download
memory/1908-0-0x000007FEF5E13000-0x000007FEF5E14000-memory.dmp

Filesize
4KB

Download
memory/1908-34-0x000007FEF5E10000-0x000007FEF67FC000-memory.dmp

Filesize
9.9MB

Download
memory/1908-3-0x0000000000020000-0x0000000000026000-memory.dmp

Filesize
24KB

Download
memory/1908-2-0x000007FEF5E10000-0x000007FEF67FC000-memory.dmp

Filesize
9.9MB

Download
memory/1908-1-0x0000000001180000-0x0000000001190000-memory.dmp

Filesize
64KB

Download
memory/2556-33-0x0000000000400000-0x000000000042F000-memory.dmp

Filesize
188KB

Download
memory/2556-32-0x000000007EFDE000-0x000000007EFDF000-memory.dmp

Filesize
4KB

Download
memory/2712-9-0x0000000000400000-0x000000000042F000-memory.dmp

Filesize
188KB

Download
memory/2712-11-0x0000000000400000-0x000000000042F000-memory.dmp

Filesize
188KB

Download
memory/2764-13-0x0000000002C50000-0x0000000002CD0000-memory.dmp

Filesize
512KB

Download
memory/2764-15-0x0000000001F10000-0x0000000001F18000-memory.dmp

Filesize
32KB

Download
memory/2764-14-0x000000001B5A0000-0x000000001B882000-memory.dmp

Filesize
2.9MB

Download
memory/3016-39-0x0000000000090000-0x00000000000BF000-memory.dmp

Filesize
188KB

Download
memory/3016-38-0x0000000000370000-0x0000000000384000-memory.dmp

Filesize
80KB

Download
memory/3016-36-0x0000000000370000-0x0000000000384000-memory.dmp

Filesize
80KB

Download