formbook | 8a6387c525e0279b36c6b87b799d9ce7f3cc7d0965d27f6b4af2eb9b8993248e

Analysis

max time kernel
150s
max time network
150s
platform
windows7_x64
resource
win7-20240903-en
resource tags

arch:x64arch:x86image:win7-20240903-enlocale:en-usos:windows7-x64system
submitted
21-09-2024 13:35

Sharing

Copy URL

Twitter E-mail

Report Analysis Logs

General

Target

view.exe
Size

1.2MB
MD5

13c50d12714b8d5177d53e6f0980346d
SHA1

c3efaf564476634a8baca98028ffa9d1918a0a4c
SHA256

ca6bf064da10636ada68b69d36ee69de1c794e71928adeeb3781bef7ce6d4c71
SHA512

f411aba44e6d8a91abb204c397203a01d5393056317f57b9b73145b4d71aee535269f4fc47cdf87a6212d2ef193683b84f75f53042327dc1ef4744cd0ddba06d
SSDEEP

24576:qnmp0ual3hWk9mmE23MUxFx6F2u6KBfylcxWNXjnrZBhPHl+tcxWOjqwNSmBO9:fwv1EOBFeea0N/ZB5lM6WO+1mY

Score

10^/10

formbook hx319 credential_access discovery persistence rat spyware stealer trojan

Malware Config

Extracted

Family

formbook

Version

3.8

Campaign

hx319

Decoy

dcxinc.biz

synergiescorpsesprit.com

opvca.com

7907f.com

hunch.info

gxysdc.com

khu6.com

zimmer-ulm.com

bodyfacial.com

shanoski.net

hellcase.market

usdragonz.com

ecologisticperu.com

bitliga.net

iddaocc.com

houstoncarrelief.com

thetravelists.com

excellcium-promotion.com

brendenguthrie.com

cooperateget.com

Signatures

Formbook
Formbook is a data stealing malware which is capable of stealing data.
trojan spyware stealer formbook
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/2192-17-0x0000000000400000-0x000000000042A000-memory.dmp	formbook
behavioral1/memory/2192-24-0x0000000000400000-0x000000000042A000-memory.dmp	formbook

Executes dropped EXE 2 IoCs

pid	Process
2116	Ikdibakelehuntum.exe
2192	Ikdibakelehuntum.exe

Loads dropped DLL 3 IoCs

pid	Process
2664	cmd.exe
2664	cmd.exe
2116	Ikdibakelehuntum.exe

Adds Run key to start application 2 TTPs 2 IoCs

persistence

Registry Run Keys / Startup Folder

T1547.001

Modify Registry

T1112

description	ioc	Process
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Windows\CurrentVersion\Run\ODPHLLGH = "C:\\Program Files (x86)\\Bkt_tnhq8\\chkdsk2d9l_r.exe"	wlanext.exe
Set value (str)	\REGISTRY\USER\S-1-5-21-1488793075-819845221-1497111674-1000\Software\Microsoft\Windows\CurrentVersion\Run\Ikdibakelehuntum = "cmd /c type C:\\Users\\Admin\\AppData\\Local\\Temp\\Ikdibakelehuntum.txt \| cmd"	reg.exe

Suspicious use of SetThreadContext 3 IoCs

description	pid	Process	procid_target
PID 2116 set thread context of 2192	2116	Ikdibakelehuntum.exe	36
PID 2192 set thread context of 1244	2192	Ikdibakelehuntum.exe	21
PID 2712 set thread context of 1244	2712	wlanext.exe	21

Drops file in Program Files directory 1 IoCs

description	ioc	Process
File opened for modification	C:\Program Files (x86)\Bkt_tnhq8\chkdsk2d9l_r.exe	wlanext.exe

System Location Discovery: System Language Discovery 1 TTPs 7 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	view.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	cmd.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	Ikdibakelehuntum.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	cmd.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	reg.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	wlanext.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	cmd.exe

Modifies Internet Explorer settings 1 TTPs 1 IoCs

adware spyware

Modify Registry

T1112

description	ioc	Process
Key created	\Registry\User\S-1-5-21-1488793075-819845221-1497111674-1000\SOFTWARE\Microsoft\Internet Explorer\IntelliForms\Storage2	wlanext.exe

Suspicious behavior: EnumeratesProcesses 31 IoCs

pid	Process
2192	Ikdibakelehuntum.exe
2192	Ikdibakelehuntum.exe
2712	wlanext.exe
2712	wlanext.exe
2712	wlanext.exe
2712	wlanext.exe
2712	wlanext.exe
2712	wlanext.exe
2712	wlanext.exe
2712	wlanext.exe
2712	wlanext.exe
2712	wlanext.exe
2712	wlanext.exe
2712	wlanext.exe
2712	wlanext.exe
2712	wlanext.exe
2712	wlanext.exe
2712	wlanext.exe
2712	wlanext.exe
2712	wlanext.exe
2712	wlanext.exe
2712	wlanext.exe
2712	wlanext.exe
2712	wlanext.exe
2712	wlanext.exe
2712	wlanext.exe
2712	wlanext.exe
2712	wlanext.exe
2712	wlanext.exe
2712	wlanext.exe
2712	wlanext.exe

Suspicious behavior: MapViewOfSection 5 IoCs

pid	Process
2192	Ikdibakelehuntum.exe
2192	Ikdibakelehuntum.exe
2192	Ikdibakelehuntum.exe
2712	wlanext.exe
2712	wlanext.exe

Suspicious use of AdjustPrivilegeToken 4 IoCs

description	pid	Process
Token: SeDebugPrivilege	1968	view.exe
Token: SeDebugPrivilege	2116	Ikdibakelehuntum.exe
Token: SeDebugPrivilege	2192	Ikdibakelehuntum.exe
Token: SeDebugPrivilege	2712	wlanext.exe

Suspicious use of FindShellTrayWindow 2 IoCs

pid	Process
1244	Explorer.EXE
1244	Explorer.EXE

Suspicious use of SendNotifyMessage 2 IoCs

pid	Process
1244	Explorer.EXE
1244	Explorer.EXE

Suspicious use of UnmapMainImage 1 IoCs

pid	Process
1244	Explorer.EXE

Suspicious use of WriteProcessMemory 31 IoCs

description	pid	Process	procid_target
PID 1968 wrote to memory of 2664	1968	view.exe	30
PID 1968 wrote to memory of 2664	1968	view.exe	30
PID 1968 wrote to memory of 2664	1968	view.exe	30
PID 1968 wrote to memory of 2664	1968	view.exe	30
PID 2664 wrote to memory of 2116	2664	cmd.exe	32
PID 2664 wrote to memory of 2116	2664	cmd.exe	32
PID 2664 wrote to memory of 2116	2664	cmd.exe	32
PID 2664 wrote to memory of 2116	2664	cmd.exe	32
PID 2116 wrote to memory of 1928	2116	Ikdibakelehuntum.exe	33
PID 2116 wrote to memory of 1928	2116	Ikdibakelehuntum.exe	33
PID 2116 wrote to memory of 1928	2116	Ikdibakelehuntum.exe	33
PID 2116 wrote to memory of 1928	2116	Ikdibakelehuntum.exe	33
PID 1928 wrote to memory of 3040	1928	cmd.exe	35
PID 1928 wrote to memory of 3040	1928	cmd.exe	35
PID 1928 wrote to memory of 3040	1928	cmd.exe	35
PID 1928 wrote to memory of 3040	1928	cmd.exe	35
PID 2116 wrote to memory of 2192	2116	Ikdibakelehuntum.exe	36
PID 2116 wrote to memory of 2192	2116	Ikdibakelehuntum.exe	36
PID 2116 wrote to memory of 2192	2116	Ikdibakelehuntum.exe	36
PID 2116 wrote to memory of 2192	2116	Ikdibakelehuntum.exe	36
PID 2116 wrote to memory of 2192	2116	Ikdibakelehuntum.exe	36
PID 2116 wrote to memory of 2192	2116	Ikdibakelehuntum.exe	36
PID 2116 wrote to memory of 2192	2116	Ikdibakelehuntum.exe	36
PID 1244 wrote to memory of 2712	1244	Explorer.EXE	38
PID 1244 wrote to memory of 2712	1244	Explorer.EXE	38
PID 1244 wrote to memory of 2712	1244	Explorer.EXE	38
PID 1244 wrote to memory of 2712	1244	Explorer.EXE	38
PID 2712 wrote to memory of 2756	2712	wlanext.exe	39
PID 2712 wrote to memory of 2756	2712	wlanext.exe	39
PID 2712 wrote to memory of 2756	2712	wlanext.exe	39
PID 2712 wrote to memory of 2756	2712	wlanext.exe	39

C:\Windows\Explorer.EXE
C:\Windows\Explorer.EXE
1⤵
- Suspicious use of FindShellTrayWindow
- Suspicious use of SendNotifyMessage
- Suspicious use of UnmapMainImage
- Suspicious use of WriteProcessMemory
PID:1244
- C:\Users\Admin\AppData\Local\Temp\view.exe
  "C:\Users\Admin\AppData\Local\Temp\view.exe"
  2⤵
  - System Location Discovery: System Language Discovery
  - Suspicious use of AdjustPrivilegeToken
  - Suspicious use of WriteProcessMemory
  PID:1968
- - C:\Windows\SysWOW64\cmd.exe
    "cmd"
    3⤵
    - Loads dropped DLL
    - System Location Discovery: System Language Discovery
    - Suspicious use of WriteProcessMemory
    PID:2664
  - - C:\Users\Admin\Desktop\Ikdibakelehuntum.exe
      "C:\Users\Admin\Desktop\Ikdibakelehuntum.exe"
      4⤵
      Executes dropped EXE
      Loads dropped DLL
      Suspicious use of SetThreadContext
      System Location Discovery: System Language Discovery
      Suspicious use of AdjustPrivilegeToken
      Suspicious use of WriteProcessMemory
      PID:2116
    - - C:\Windows\SysWOW64\cmd.exe
        
        "cmd"
        5⤵
        System Location Discovery: System Language Discovery
        Suspicious use of WriteProcessMemory
        
        PID:1928
      - C:\Windows\SysWOW64\reg.exe
        
        reg add "HKEY_CURRENT_USER\Software\Microsoft\Windows\CurrentVersion\Run" /f /v "Ikdibakelehuntum" /d "cmd /c type "C:\Users\Admin\AppData\Local\Temp\Ikdibakelehuntum.txt" | cmd"
        6⤵
        Adds Run key to start application
        System Location Discovery: System Language Discovery
        
        PID:3040
    - - C:\Users\Admin\Desktop\Ikdibakelehuntum.exe
        
        "C:\Users\Admin\Desktop\Ikdibakelehuntum.exe"
        5⤵
        Executes dropped EXE
        Suspicious use of SetThreadContext
        Suspicious behavior: EnumeratesProcesses
        Suspicious behavior: MapViewOfSection
        Suspicious use of AdjustPrivilegeToken
        
        PID:2192
- C:\Windows\SysWOW64\wlanext.exe
  "C:\Windows\SysWOW64\wlanext.exe"
  2⤵
  - Adds Run key to start application
  - Suspicious use of SetThreadContext
  - Drops file in Program Files directory
  - 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:2712
- - C:\Windows\SysWOW64\cmd.exe
    /c del "C:\Users\Admin\Desktop\Ikdibakelehuntum.exe"
    3⤵
    - System Location Discovery: System Language Discovery
    PID:2756

Network

MITRE ATT&CK Enterprise v15

Reconnaissance

Resource Development

Initial Access

Execution

Persistence

Boot or Logon Autostart Execution

T1547

Registry Run Keys / Startup Folder

T1547.001

Privilege Escalation

Boot or Logon Autostart Execution

T1547

Registry Run Keys / Startup Folder

T1547.001

Defense Evasion

Modify Registry

T1112

Credential Access

Credentials from Password Stores

T1555

Credentials from Web Browsers

T1555.003

Discovery

System Location Discovery

T1614

System Language Discovery

T1614.001

Lateral Movement

Collection

Command and Control

Exfiltration

Impact

Replay Monitor

Loading Replay Monitor...

Downloads

C:\Users\Admin\AppData\Roaming\NN11N28C\NN1logim.jpeg

Filesize
65KB

MD5
5155ab9a809ea2fe2de7057ce6457254

SHA1
f4c3cb0d8cc2b51f352e5e7336ef71614d7c5878

SHA256
542f87a699bf14237306f955910acc10f21402689674cc3ca194d404beb3498b

SHA512
3d16c557fff552e36e767b4a00c7e7c20beb69cf2c3f7062bff027ab169220d81302d2451b390239cbf3de8bda7b8fa6e10ecee61e4fd61ac2d112dc91f54b20

Download Submit
C:\Users\Admin\AppData\Roaming\NN11N28C\NN1logri.ini

Filesize
40B

MD5
d63a82e5d81e02e399090af26db0b9cb

SHA1
91d0014c8f54743bba141fd60c9d963f869d76c9

SHA256
eaece2eba6310253249603033c744dd5914089b0bb26bde6685ec9813611baae

SHA512
38afb05016d8f3c69d246321573997aaac8a51c34e61749a02bf5e8b2b56b94d9544d65801511044e1495906a86dc2100f2e20ff4fcbed09e01904cc780fdbad

Download Submit
C:\Users\Admin\AppData\Roaming\NN11N28C\NN1logrv.ini

Filesize
40B

MD5
ba3b6bc807d4f76794c4b81b09bb9ba5

SHA1
24cb89501f0212ff3095ecc0aba97dd563718fb1

SHA256
6eebf968962745b2e9de2ca969af7c424916d4e3fe3cc0bb9b3d414abfce9507

SHA512
ecd07e601fc9e3cfc39addd7bd6f3d7f7ff3253afb40bf536e9eaac5a4c243e5ec40fbfd7b216cb0ea29f2517419601e335e33ba19dea4a46f65e38694d465bf

Download Submit
\Users\Admin\Desktop\Ikdibakelehuntum.exe

Filesize
1.2MB

MD5
13c50d12714b8d5177d53e6f0980346d

SHA1
c3efaf564476634a8baca98028ffa9d1918a0a4c

SHA256
ca6bf064da10636ada68b69d36ee69de1c794e71928adeeb3781bef7ce6d4c71

SHA512
f411aba44e6d8a91abb204c397203a01d5393056317f57b9b73145b4d71aee535269f4fc47cdf87a6212d2ef193683b84f75f53042327dc1ef4744cd0ddba06d

Download Submit
memory/1244-25-0x0000000000010000-0x0000000000020000-memory.dmp

Filesize
64KB

Download
memory/1244-29-0x00000000079A0000-0x0000000007A8A000-memory.dmp

Filesize
936KB

Download
memory/1244-22-0x0000000002FC0000-0x00000000030C0000-memory.dmp

Filesize
1024KB

Download
memory/1968-8-0x00000000749B0000-0x0000000074F5B000-memory.dmp

Filesize
5.7MB

Download
memory/1968-2-0x00000000749B0000-0x0000000074F5B000-memory.dmp

Filesize
5.7MB

Download
memory/1968-1-0x00000000749B0000-0x0000000074F5B000-memory.dmp

Filesize
5.7MB

Download
memory/1968-0-0x00000000749B1000-0x00000000749B2000-memory.dmp

Filesize
4KB

Download
memory/2116-10-0x00000000749B0000-0x0000000074F5B000-memory.dmp

Filesize
5.7MB

Download
memory/2116-9-0x00000000749B0000-0x0000000074F5B000-memory.dmp

Filesize
5.7MB

Download
memory/2116-19-0x00000000749B0000-0x0000000074F5B000-memory.dmp

Filesize
5.7MB

Download
memory/2192-14-0x0000000000400000-0x000000000042A000-memory.dmp

Filesize
168KB

Download
memory/2192-24-0x0000000000400000-0x000000000042A000-memory.dmp

Filesize
168KB

Download
memory/2192-20-0x00000000009C0000-0x0000000000CC3000-memory.dmp

Filesize
3.0MB

Download
memory/2192-15-0x000000007EFDE000-0x000000007EFDF000-memory.dmp

Filesize
4KB

Download
memory/2192-17-0x0000000000400000-0x000000000042A000-memory.dmp

Filesize
168KB

Download
memory/2192-13-0x0000000000400000-0x000000000042A000-memory.dmp

Filesize
168KB

Download
memory/2712-23-0x0000000000AC0000-0x0000000000AD6000-memory.dmp

Filesize
88KB

Download