formbook | 8a493236ca59271b4398d411e3a8f52149000a44958a25f754869978ee037e47

Analysis

max time kernel
148s
max time network
140s
platform
windows7_x64
resource
win7-20241023-en
resource tags

arch:x64arch:x86image:win7-20241023-enlocale:en-usos:windows7-x64system
submitted
29-12-2024 11:14

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General

Target

DT0912.exe
Size

1.2MB
MD5

35605d52ce7729150f07f79a6d14a415
SHA1

f123414e65aef81242fa4cee2779de1a2a62d377
SHA256

7f5165dc64cbd376f256758989a91cf0600173d59f4384ad112a40dce8db530d
SHA512

20e14a0cb568d28d7d94ebbfa5a053fee8f547bc03b3c7888263d50f2438eed86d71959e8b0eb4d9b79c279fddc68cadc5da0e6be850f58fbbc497f3253b9ee2
SSDEEP

24576:iAOcZXp0TRXJFPJ0MK8WRyl/ZUkjPV99npuezy71oporahG:oFXPJ0MKzYhUkj9fZe6GJ

Score

10^/10

formbook t01w discovery rat spyware stealer trojan

Malware Config

Extracted

Family

formbook

Version

4.1

Campaign

t01w

Decoy

yeluzishiyanshi.com

thehardtech.xyz

arrowheadk8.site

zaulkunutila.xyz

lookastro.net

congregorecruitment.co.uk

darcyboo.uk

collettesbet.net

ltgpd.com

hiddenapphq.net

haxtrl.online

esenbook.com

jxzyyx.com

ulvabuyout.xyz

instashop.life

vazra.top

ewdvatcuce4.top

zhishi68.com

fabricsandfashion.com

hootcaster.com

Signatures

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

Formbook payload 4 IoCs

rat

resource	yara_rule
behavioral1/memory/2480-91-0x0000000000400000-0x000000000042F000-memory.dmp	formbook
behavioral1/memory/2752-95-0x0000000000400000-0x0000000000A53000-memory.dmp	formbook
behavioral1/memory/1752-101-0x00000000000C0000-0x00000000000EF000-memory.dmp	formbook
behavioral1/memory/2752-102-0x0000000000400000-0x0000000000A53000-memory.dmp	formbook

Executes dropped EXE 1 IoCs

pid	Process
2712	xloxhh.pif

Loads dropped DLL 4 IoCs

pid	Process
2464	DT0912.exe
2464	DT0912.exe
2464	DT0912.exe
2464	DT0912.exe

Suspicious use of SetThreadContext 6 IoCs

description	pid	Process	procid_target
PID 2712 set thread context of 2480	2712	xloxhh.pif	32
PID 2712 set thread context of 2752	2712	xloxhh.pif	31
PID 2480 set thread context of 1100	2480	RegSvcs.exe	18
PID 2752 set thread context of 1100	2752	RegSvcs.exe	18
PID 2752 set thread context of 1100	2752	RegSvcs.exe	18
PID 1752 set thread context of 1100	1752	ipconfig.exe	18

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 6 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	RegSvcs.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	colorcpl.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	DT0912.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	xloxhh.pif
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	ipconfig.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	cmd.exe

Gathers network information 2 TTPs 1 IoCs

Uses commandline utility to view network configuration.

System Information Discovery

T1082

Command and Scripting Interpreter

T1059

pid	Process
1752	ipconfig.exe

Suspicious behavior: EnumeratesProcesses 35 IoCs

pid	Process
2480	RegSvcs.exe
2752	RegSvcs.exe
2480	RegSvcs.exe
2752	RegSvcs.exe
1752	ipconfig.exe
1752	ipconfig.exe
2752	RegSvcs.exe
2016	colorcpl.exe
1752	ipconfig.exe
1752	ipconfig.exe
1752	ipconfig.exe
1752	ipconfig.exe
1752	ipconfig.exe
1752	ipconfig.exe
1752	ipconfig.exe
1752	ipconfig.exe
1752	ipconfig.exe
1752	ipconfig.exe
1752	ipconfig.exe
1752	ipconfig.exe
1752	ipconfig.exe
1752	ipconfig.exe
1752	ipconfig.exe
1752	ipconfig.exe
1752	ipconfig.exe
1752	ipconfig.exe
1752	ipconfig.exe
1752	ipconfig.exe
1752	ipconfig.exe
1752	ipconfig.exe
1752	ipconfig.exe
1752	ipconfig.exe
1752	ipconfig.exe
1752	ipconfig.exe
1752	ipconfig.exe

Suspicious behavior: MapViewOfSection 9 IoCs

pid	Process
2480	RegSvcs.exe
2752	RegSvcs.exe
2480	RegSvcs.exe
2480	RegSvcs.exe
1752	ipconfig.exe
2752	RegSvcs.exe
1752	ipconfig.exe
2752	RegSvcs.exe
2752	RegSvcs.exe

Suspicious use of AdjustPrivilegeToken 4 IoCs

description	pid	Process
Token: SeDebugPrivilege	2480	RegSvcs.exe
Token: SeDebugPrivilege	2752	RegSvcs.exe
Token: SeDebugPrivilege	1752	ipconfig.exe
Token: SeDebugPrivilege	2016	colorcpl.exe

Suspicious use of FindShellTrayWindow 2 IoCs

pid	Process
1100	Explorer.EXE
1100	Explorer.EXE

Suspicious use of SendNotifyMessage 2 IoCs

pid	Process
1100	Explorer.EXE
1100	Explorer.EXE

Suspicious use of WriteProcessMemory 38 IoCs

description	pid	Process	procid_target
PID 2464 wrote to memory of 2712	2464	DT0912.exe	30
PID 2464 wrote to memory of 2712	2464	DT0912.exe	30
PID 2464 wrote to memory of 2712	2464	DT0912.exe	30
PID 2464 wrote to memory of 2712	2464	DT0912.exe	30
PID 2464 wrote to memory of 2712	2464	DT0912.exe	30
PID 2464 wrote to memory of 2712	2464	DT0912.exe	30
PID 2464 wrote to memory of 2712	2464	DT0912.exe	30
PID 2712 wrote to memory of 2752	2712	xloxhh.pif	31
PID 2712 wrote to memory of 2752	2712	xloxhh.pif	31
PID 2712 wrote to memory of 2752	2712	xloxhh.pif	31
PID 2712 wrote to memory of 2752	2712	xloxhh.pif	31
PID 2712 wrote to memory of 2752	2712	xloxhh.pif	31
PID 2712 wrote to memory of 2752	2712	xloxhh.pif	31
PID 2712 wrote to memory of 2752	2712	xloxhh.pif	31
PID 2712 wrote to memory of 2480	2712	xloxhh.pif	32
PID 2712 wrote to memory of 2480	2712	xloxhh.pif	32
PID 2712 wrote to memory of 2480	2712	xloxhh.pif	32
PID 2712 wrote to memory of 2480	2712	xloxhh.pif	32
PID 2712 wrote to memory of 2480	2712	xloxhh.pif	32
PID 2712 wrote to memory of 2480	2712	xloxhh.pif	32
PID 2712 wrote to memory of 2480	2712	xloxhh.pif	32
PID 2712 wrote to memory of 2480	2712	xloxhh.pif	32
PID 2712 wrote to memory of 2480	2712	xloxhh.pif	32
PID 2712 wrote to memory of 2480	2712	xloxhh.pif	32
PID 2712 wrote to memory of 2752	2712	xloxhh.pif	31
PID 2712 wrote to memory of 2752	2712	xloxhh.pif	31
PID 1100 wrote to memory of 1752	1100	Explorer.EXE	33
PID 1100 wrote to memory of 1752	1100	Explorer.EXE	33
PID 1100 wrote to memory of 1752	1100	Explorer.EXE	33
PID 1100 wrote to memory of 1752	1100	Explorer.EXE	33
PID 1752 wrote to memory of 2028	1752	ipconfig.exe	34
PID 1752 wrote to memory of 2028	1752	ipconfig.exe	34
PID 1752 wrote to memory of 2028	1752	ipconfig.exe	34
PID 1752 wrote to memory of 2028	1752	ipconfig.exe	34
PID 2752 wrote to memory of 2016	2752	RegSvcs.exe	37
PID 2752 wrote to memory of 2016	2752	RegSvcs.exe	37
PID 2752 wrote to memory of 2016	2752	RegSvcs.exe	37
PID 2752 wrote to memory of 2016	2752	RegSvcs.exe	37

C:\Windows\Explorer.EXE
C:\Windows\Explorer.EXE
1⤵
- Suspicious use of FindShellTrayWindow
- Suspicious use of SendNotifyMessage
- Suspicious use of WriteProcessMemory
PID:1100
- C:\Users\Admin\AppData\Local\Temp\DT0912.exe
  "C:\Users\Admin\AppData\Local\Temp\DT0912.exe"
  2⤵
  - Loads dropped DLL
  - System Location Discovery: System Language Discovery
  - Suspicious use of WriteProcessMemory
  PID:2464
- - C:\Users\Admin\AppData\Local\Temp\2_101\xloxhh.pif
    "C:\Users\Admin\AppData\Local\Temp\2_101\xloxhh.pif" kjwo.mgn
    3⤵
    - Executes dropped EXE
    - Suspicious use of SetThreadContext
    - System Location Discovery: System Language Discovery
    - Suspicious use of WriteProcessMemory
    PID:2712
  - - C:\Windows\Microsoft.NET\Framework\v4.0.30319\RegSvcs.exe
      "C:\Windows\Microsoft.NET\Framework\v4.0.30319\RegSvcs.exe"
      4⤵
      Suspicious use of SetThreadContext
      System Location Discovery: System Language Discovery
      Suspicious behavior: EnumeratesProcesses
      Suspicious behavior: MapViewOfSection
      Suspicious use of AdjustPrivilegeToken
      Suspicious use of WriteProcessMemory
      PID:2752
    - - C:\Windows\SysWOW64\colorcpl.exe
        
        "C:\Windows\SysWOW64\colorcpl.exe"
        5⤵
        System Location Discovery: System Language Discovery
        Suspicious behavior: EnumeratesProcesses
        Suspicious use of AdjustPrivilegeToken
        
        PID:2016
  - - C:\Windows\Microsoft.NET\Framework\v4.0.30319\RegSvcs.exe
      "C:\Windows\Microsoft.NET\Framework\v4.0.30319\RegSvcs.exe"
      4⤵
      Suspicious use of SetThreadContext
      Suspicious behavior: EnumeratesProcesses
      Suspicious behavior: MapViewOfSection
      Suspicious use of AdjustPrivilegeToken
      PID:2480
- C:\Windows\SysWOW64\ipconfig.exe
  "C:\Windows\SysWOW64\ipconfig.exe"
  2⤵
  - Suspicious use of SetThreadContext
  - System Location Discovery: System Language Discovery
  - Gathers network information
  - Suspicious behavior: EnumeratesProcesses
  - Suspicious behavior: MapViewOfSection
  - Suspicious use of AdjustPrivilegeToken
  - Suspicious use of WriteProcessMemory
  PID:1752
- - C:\Windows\SysWOW64\cmd.exe
    /c del "C:\Windows\Microsoft.NET\Framework\v4.0.30319\RegSvcs.exe"
    3⤵
    - System Location Discovery: System Language Discovery
    PID:2028

Network

MITRE ATT&CK Enterprise v15

Reconnaissance

Resource Development

Initial Access

Execution

Command and Scripting Interpreter

T1059

Persistence

Privilege Escalation

Defense Evasion

Credential Access

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\Local\Temp\2_101\nxvvj.ldr

Filesize
370KB

MD5
4042b086cf8df0770f753726e4b6c4b9

SHA1
14caa496049a1ba222eb941e12356cffff5d8b9e

SHA256
007258bb8950deeff87478499a383f83a206a54ac1e2368b80f9ffbab63ad4c6

SHA512
975cef0d39a894efd5c81f4931768ac5d37cab862992a8479d4ea239f854d48441ca9499bdf986eb6011ce3319ebacce8a418948e0f484d3581cff88ad39c88d

Download Submit
C:\Users\Admin\AppData\Local\Temp\2_101\usjhb.ini

Filesize
41KB

MD5
d448358249bf35da4ef7231b3be856e5

SHA1
833677b1b2a39ec3b24e72345e268297afa480ea

SHA256
ca8fdd6895dec6ffa46e980d83bcb4c51f31a04c73836b6afe33bb854c391c19

SHA512
c79e3ec6179a21226e9d4dcfef3446fe2e375f69522dfe21b52f6c369e82b7c15187ea84bb3db0fa3bca58be540cbeb81c7ad1ea2e5b4def03a401e8cc08ff1b

Download Submit
\Users\Admin\AppData\Local\Temp\2_101\xloxhh.pif

Filesize
1.7MB

MD5
dd3466f64841cf21fc31f63f03dbfd29

SHA1
3878c8e52203d792c6f672595f7c78ab27ce3f04

SHA256
4fe3004208ed574521992dd1ba3d900b75a0f02f1d63ba1e531d309e85ffa06b

SHA512
adf3fe8378f7da5ba278db9a1df4cc7b5cff12398ec39ee7037382ebf57897de8bec72be64b5e7332bdb7ed865788dcb6ef4ceda6654e1153d39fe84b011b057

Download Submit
memory/1100-97-0x0000000003B70000-0x0000000003C70000-memory.dmp

Filesize
1024KB

Download
memory/1100-111-0x0000000007C30000-0x0000000007D4F000-memory.dmp

Filesize
1.1MB

Download
memory/1100-105-0x00000000078F0000-0x0000000007A9F000-memory.dmp

Filesize
1.7MB

Download
memory/1100-103-0x0000000004F70000-0x000000000503B000-memory.dmp

Filesize
812KB

Download
memory/1752-101-0x00000000000C0000-0x00000000000EF000-memory.dmp

Filesize
188KB

Download
memory/1752-100-0x00000000004F0000-0x00000000004FA000-memory.dmp

Filesize
40KB

Download
memory/2016-106-0x0000000000B70000-0x0000000000B88000-memory.dmp

Filesize
96KB

Download
memory/2480-88-0x0000000000400000-0x000000000042F000-memory.dmp

Filesize
188KB

Download
memory/2480-90-0x000000007EFDE000-0x000000007EFDF000-memory.dmp

Filesize
4KB

Download
memory/2480-91-0x0000000000400000-0x000000000042F000-memory.dmp

Filesize
188KB

Download
memory/2480-86-0x0000000000400000-0x000000000042F000-memory.dmp

Filesize
188KB

Download
memory/2752-94-0x000000007EFDE000-0x000000007EFDF000-memory.dmp

Filesize
4KB

Download
memory/2752-95-0x0000000000400000-0x0000000000A53000-memory.dmp

Filesize
6.3MB

Download
memory/2752-102-0x0000000000400000-0x0000000000A53000-memory.dmp

Filesize
6.3MB

Download
memory/2752-92-0x0000000000400000-0x0000000000A53000-memory.dmp

Filesize
6.3MB

Download