formbook | 2d29191fb5dd27ba947a5c7adfaaa5cc643bf7475e37c1d7825f4b7bf02e93ed

Analysis

max time kernel
148s
max time network
144s
platform
windows7_x64
resource
win7-20240708-en
resource tags

arch:x64arch:x86image:win7-20240708-enlocale:en-usos:windows7-x64system
submitted
29/08/2024, 14:09

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General

Target

2d29191fb5dd27ba947a5c7adfaaa5cc643bf7475e37c1d7825f4b7bf02e93ed.exe
Size

1.4MB
MD5

bccb4486f1e982d371742a1b178f096b
SHA1

5cb21784a1174c30f723b3f6bbf3f775292118aa
SHA256

8e494fa1ea9ae24f5261f0c38c8aaae8fa2566ca08f95287f3c326eaa98c0e09
SHA512

29d53241a30a9fb347efbd114f7890925d840f46df10ed801d016436a11e34ad4abd3514a8442501ff7812606256cd35a5e231e2292cb6029a6f0fbf27a9c191
SSDEEP

12288:Xm5tWd+qExpizJ10dJYHOZ8iyQvR7OAsRluo+KMF7z:M/xpizsdJtbPKvRUnKE7z

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"	2d29191fb5dd27ba947a5c7adfaaa5cc643bf7475e37c1d7825f4b7bf02e93ed.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/2664-21-0x0000000000400000-0x000000000042F000-memory.dmp	formbook
behavioral1/memory/2788-26-0x0000000000080000-0x00000000000AF000-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
2408	powershell.exe

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	2d29191fb5dd27ba947a5c7adfaaa5cc643bf7475e37c1d7825f4b7bf02e93ed.exe
Set value (int)	\REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows\CurrentVersion\Policies\System\EnableLUA = "0"	2d29191fb5dd27ba947a5c7adfaaa5cc643bf7475e37c1d7825f4b7bf02e93ed.exe

Suspicious use of SetThreadContext 3 IoCs

description	pid	Process	procid_target
PID 2360 set thread context of 2664	2360	2d29191fb5dd27ba947a5c7adfaaa5cc643bf7475e37c1d7825f4b7bf02e93ed.exe	35
PID 2664 set thread context of 1228	2664	wmplayer.exe	21
PID 2788 set thread context of 1228	2788	help.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	help.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	help.exe

Suspicious behavior: EnumeratesProcesses 31 IoCs

pid	Process
2408	powershell.exe
2664	wmplayer.exe
2664	wmplayer.exe
2788	help.exe
2788	help.exe
2788	help.exe
2788	help.exe
2788	help.exe
2788	help.exe
2788	help.exe
2788	help.exe
2788	help.exe
2788	help.exe
2788	help.exe
2788	help.exe
2788	help.exe
2788	help.exe
2788	help.exe
2788	help.exe
2788	help.exe
2788	help.exe
2788	help.exe
2788	help.exe
2788	help.exe
2788	help.exe
2788	help.exe
2788	help.exe
2788	help.exe
2788	help.exe
2788	help.exe
2788	help.exe

Suspicious behavior: GetForegroundWindowSpam 1 IoCs

pid	Process
1228	Explorer.EXE

Suspicious behavior: MapViewOfSection 7 IoCs

pid	Process
2664	wmplayer.exe
2664	wmplayer.exe
2664	wmplayer.exe
2788	help.exe
2788	help.exe
2788	help.exe
2788	help.exe

Suspicious use of AdjustPrivilegeToken 3 IoCs

description	pid	Process
Token: SeDebugPrivilege	2408	powershell.exe
Token: SeDebugPrivilege	2664	wmplayer.exe
Token: SeDebugPrivilege	2788	help.exe

Suspicious use of FindShellTrayWindow 2 IoCs

pid	Process
1228	Explorer.EXE
1228	Explorer.EXE

Suspicious use of SendNotifyMessage 2 IoCs

pid	Process
1228	Explorer.EXE
1228	Explorer.EXE

Suspicious use of WriteProcessMemory 29 IoCs

description	pid	Process	procid_target
PID 2360 wrote to memory of 2408	2360	2d29191fb5dd27ba947a5c7adfaaa5cc643bf7475e37c1d7825f4b7bf02e93ed.exe	32
PID 2360 wrote to memory of 2408	2360	2d29191fb5dd27ba947a5c7adfaaa5cc643bf7475e37c1d7825f4b7bf02e93ed.exe	32
PID 2360 wrote to memory of 2408	2360	2d29191fb5dd27ba947a5c7adfaaa5cc643bf7475e37c1d7825f4b7bf02e93ed.exe	32
PID 2360 wrote to memory of 1648	2360	2d29191fb5dd27ba947a5c7adfaaa5cc643bf7475e37c1d7825f4b7bf02e93ed.exe	34
PID 2360 wrote to memory of 1648	2360	2d29191fb5dd27ba947a5c7adfaaa5cc643bf7475e37c1d7825f4b7bf02e93ed.exe	34
PID 2360 wrote to memory of 1648	2360	2d29191fb5dd27ba947a5c7adfaaa5cc643bf7475e37c1d7825f4b7bf02e93ed.exe	34
PID 2360 wrote to memory of 1648	2360	2d29191fb5dd27ba947a5c7adfaaa5cc643bf7475e37c1d7825f4b7bf02e93ed.exe	34
PID 2360 wrote to memory of 1648	2360	2d29191fb5dd27ba947a5c7adfaaa5cc643bf7475e37c1d7825f4b7bf02e93ed.exe	34
PID 2360 wrote to memory of 1648	2360	2d29191fb5dd27ba947a5c7adfaaa5cc643bf7475e37c1d7825f4b7bf02e93ed.exe	34
PID 2360 wrote to memory of 2664	2360	2d29191fb5dd27ba947a5c7adfaaa5cc643bf7475e37c1d7825f4b7bf02e93ed.exe	35
PID 2360 wrote to memory of 2664	2360	2d29191fb5dd27ba947a5c7adfaaa5cc643bf7475e37c1d7825f4b7bf02e93ed.exe	35
PID 2360 wrote to memory of 2664	2360	2d29191fb5dd27ba947a5c7adfaaa5cc643bf7475e37c1d7825f4b7bf02e93ed.exe	35
PID 2360 wrote to memory of 2664	2360	2d29191fb5dd27ba947a5c7adfaaa5cc643bf7475e37c1d7825f4b7bf02e93ed.exe	35
PID 2360 wrote to memory of 2664	2360	2d29191fb5dd27ba947a5c7adfaaa5cc643bf7475e37c1d7825f4b7bf02e93ed.exe	35
PID 2360 wrote to memory of 2664	2360	2d29191fb5dd27ba947a5c7adfaaa5cc643bf7475e37c1d7825f4b7bf02e93ed.exe	35
PID 2360 wrote to memory of 2664	2360	2d29191fb5dd27ba947a5c7adfaaa5cc643bf7475e37c1d7825f4b7bf02e93ed.exe	35
PID 2360 wrote to memory of 2672	2360	2d29191fb5dd27ba947a5c7adfaaa5cc643bf7475e37c1d7825f4b7bf02e93ed.exe	36
PID 2360 wrote to memory of 2672	2360	2d29191fb5dd27ba947a5c7adfaaa5cc643bf7475e37c1d7825f4b7bf02e93ed.exe	36
PID 2360 wrote to memory of 2672	2360	2d29191fb5dd27ba947a5c7adfaaa5cc643bf7475e37c1d7825f4b7bf02e93ed.exe	36
PID 2360 wrote to memory of 2672	2360	2d29191fb5dd27ba947a5c7adfaaa5cc643bf7475e37c1d7825f4b7bf02e93ed.exe	36
PID 1228 wrote to memory of 2788	1228	Explorer.EXE	37
PID 1228 wrote to memory of 2788	1228	Explorer.EXE	37
PID 1228 wrote to memory of 2788	1228	Explorer.EXE	37
PID 1228 wrote to memory of 2788	1228	Explorer.EXE	37
PID 2788 wrote to memory of 2616	2788	help.exe	38
PID 2788 wrote to memory of 2616	2788	help.exe	38
PID 2788 wrote to memory of 2616	2788	help.exe	38
PID 2788 wrote to memory of 2616	2788	help.exe	38
PID 2788 wrote to memory of 2616	2788	help.exe	38

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"	2d29191fb5dd27ba947a5c7adfaaa5cc643bf7475e37c1d7825f4b7bf02e93ed.exe

C:\Windows\Explorer.EXE
C:\Windows\Explorer.EXE
1⤵
- Suspicious behavior: GetForegroundWindowSpam
- Suspicious use of FindShellTrayWindow
- Suspicious use of SendNotifyMessage
- Suspicious use of WriteProcessMemory
PID:1228
- C:\Users\Admin\AppData\Local\Temp\2d29191fb5dd27ba947a5c7adfaaa5cc643bf7475e37c1d7825f4b7bf02e93ed.exe
  "C:\Users\Admin\AppData\Local\Temp\2d29191fb5dd27ba947a5c7adfaaa5cc643bf7475e37c1d7825f4b7bf02e93ed.exe"
  2⤵
  - UAC bypass
  - Checks whether UAC is enabled
  - Suspicious use of SetThreadContext
  - Suspicious use of WriteProcessMemory
  - System policy modification
  PID:2360
- - 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\2d29191fb5dd27ba947a5c7adfaaa5cc643bf7475e37c1d7825f4b7bf02e93ed.exe" -Force
    3⤵
    - Command and Scripting Interpreter: PowerShell
    - Suspicious behavior: EnumeratesProcesses
    - Suspicious use of AdjustPrivilegeToken
    PID:2408
- - C:\Windows\Microsoft.NET\Framework\v4.0.30319\ngen.exe
    "C:\Windows\Microsoft.NET\Framework\v4.0.30319\ngen.exe"
    3⤵
    PID:1648
- - C:\Program Files (x86)\Windows Media Player\wmplayer.exe
    "C:\Program Files (x86)\Windows Media Player\wmplayer.exe"
    3⤵
    - Suspicious use of SetThreadContext
    - Suspicious behavior: EnumeratesProcesses
    - Suspicious behavior: MapViewOfSection
    - Suspicious use of AdjustPrivilegeToken
    PID:2664
- - C:\Program Files (x86)\Windows Media Player\wmplayer.exe
    "C:\Program Files (x86)\Windows Media Player\wmplayer.exe"
    3⤵
    PID:2672
- C:\Windows\SysWOW64\help.exe
  "C:\Windows\SysWOW64\help.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:2788
- - C:\Program Files\Mozilla Firefox\Firefox.exe
    "C:\Program Files\Mozilla Firefox\Firefox.exe"
    3⤵
    PID:2616

Network

MITRE ATT&CK Enterprise v15

Reconnaissance

Resource Development

Initial Access

Execution

Command and Scripting Interpreter

T1059

PowerShell

T1059.001

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

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

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Downloads

C:\Users\Admin\AppData\Roaming\LK3BNUQ2\LK3logim.jpeg

Filesize
46KB

MD5
6b56e07998fda22ce302a1d47d109ba7

SHA1
66933966f093f3bdec9dbb57a0b3b543ea7bfeca

SHA256
b47fd53a8f8249949b5ce53870b12c2a74351e6522da9248b943dab5b1084b64

SHA512
af7c125eab9d35440428a92f6d80126c1d8fee632462eb1a916468232f8b70bacd5968fb392534917185c7f42f403a66382d6f719586b8fddc0bc26ceffcafd4

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/1228-32-0x0000000004F90000-0x0000000005045000-memory.dmp

Filesize
724KB

Download
memory/1228-24-0x0000000000010000-0x0000000000020000-memory.dmp

Filesize
64KB

Download
memory/1648-7-0x0000000000400000-0x000000000042F000-memory.dmp

Filesize
188KB

Download
memory/1648-5-0x0000000000400000-0x000000000042F000-memory.dmp

Filesize
188KB

Download
memory/2360-22-0x000007FEF5D00000-0x000007FEF66EC000-memory.dmp

Filesize
9.9MB

Download
memory/2360-0-0x000007FEF5D03000-0x000007FEF5D04000-memory.dmp

Filesize
4KB

Download
memory/2360-4-0x00000000003E0000-0x0000000000468000-memory.dmp

Filesize
544KB

Download
memory/2360-3-0x0000000000020000-0x000000000002E000-memory.dmp

Filesize
56KB

Download
memory/2360-2-0x000007FEF5D00000-0x000007FEF66EC000-memory.dmp

Filesize
9.9MB

Download
memory/2360-1-0x00000000003C0000-0x00000000003DC000-memory.dmp

Filesize
112KB

Download
memory/2408-15-0x0000000001FF0000-0x0000000001FF8000-memory.dmp

Filesize
32KB

Download
memory/2408-14-0x000000001B780000-0x000000001BA62000-memory.dmp

Filesize
2.9MB

Download
memory/2408-13-0x00000000028A0000-0x0000000002920000-memory.dmp

Filesize
512KB

Download
memory/2664-21-0x0000000000400000-0x000000000042F000-memory.dmp

Filesize
188KB

Download
memory/2664-20-0x000000007EFDE000-0x000000007EFDF000-memory.dmp

Filesize
4KB

Download
memory/2788-26-0x0000000000080000-0x00000000000AF000-memory.dmp

Filesize
188KB

Download
memory/2788-25-0x0000000000F40000-0x0000000000F46000-memory.dmp

Filesize
24KB

Download