formbook | e008b0307e7470de4160b1d1294e9f80e705b6f60b6f52c1cb5f4e9870750de3

Analysis

max time kernel
150s
max time network
117s
platform
windows7_x64
resource
win7-20240903-en
resource tags

arch:x64arch:x86image:win7-20240903-enlocale:en-usos:windows7-x64system
submitted
15-10-2024 05:51

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General

Target

66ddac982a848a23964f67c681f398d2.exe
Size

26KB
MD5

66ddac982a848a23964f67c681f398d2
SHA1

0e45e7ad765db4a8adca06d55717c6d0086e07ff
SHA256

e008b0307e7470de4160b1d1294e9f80e705b6f60b6f52c1cb5f4e9870750de3
SHA512

d0e469d0e40cabbac2fbab2011ac80640feefddda72f5d4aaefd0e8a1771f0d41f8a13c0e8dfa7f21fb9de8f27192f4a39413b7255ab03843c4c828cb722df3f
SSDEEP

768:JaVwrXpaWFEFVm3j+oYsqsztHogOeYyGaL0wz:MWEsztIgKy1L0u

Score

10^/10

formbook bopi discovery persistence rat spyware stealer trojan

Malware Config

Extracted

Family

formbook

Version

4.1

Campaign

bopi

Decoy

zq4.top

relationship-coach-88497.bond

destekbirimi.xyz

tgh-reg.xyz

pepcapital.net

edunote.media

loans-credits-63765.bond

zhxgtlw.top

rajalele.xyz

ug-tower.asia

agrajter.com

investment-services-44387.bond

yaoxiaocang.fun

23win6.top

used-cars-84168.bond

primesourceglobal.net

indiapostsk.vip

qe2i7cghzpebk.buzz

furniture-27975.bond

fy489tysiot4twoinsr3295y78h.xyz

Signatures

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

Formbook payload 3 IoCs

rat

resource	yara_rule
behavioral1/memory/2160-44-0x0000000000400000-0x000000000042F000-memory.dmp	formbook
behavioral1/memory/2160-47-0x0000000000400000-0x000000000042F000-memory.dmp	formbook
behavioral1/memory/824-49-0x0000000000080000-0x00000000000AF000-memory.dmp	formbook

Adds Run key to start application 2 TTPs 1 IoCs

persistence

Registry Run Keys / Startup Folder

T1547.001

Modify Registry

T1112

description	ioc	Process
Set value (str)	\REGISTRY\USER\S-1-5-21-3533259084-2542256011-65585152-1000\Software\Microsoft\Windows\CurrentVersion\Run\66ddac982a848a23964f67c681f398d2 = "C:\\Users\\Admin\\Documents\\66ddac982a848a23964f67c681f398d2.pif"	reg.exe

Suspicious use of SetThreadContext 3 IoCs

description	pid	Process	procid_target
PID 1672 set thread context of 2160	1672	66ddac982a848a23964f67c681f398d2.exe	35
PID 2160 set thread context of 1184	2160	RegAsm.exe	21
PID 824 set thread context of 1184	824	chkdsk.exe	21

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	RegAsm.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	chkdsk.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	cmd.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	66ddac982a848a23964f67c681f398d2.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	cmd.exe

Enumerates system info in registry 2 TTPs 1 IoCs

Query Registry

T1012

System Information Discovery

T1082

description	ioc	Process
Key value queried	\REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\Identifier	chkdsk.exe

Suspicious behavior: EnumeratesProcesses 53 IoCs

pid	Process
1672	66ddac982a848a23964f67c681f398d2.exe
1672	66ddac982a848a23964f67c681f398d2.exe
1672	66ddac982a848a23964f67c681f398d2.exe
1672	66ddac982a848a23964f67c681f398d2.exe
1672	66ddac982a848a23964f67c681f398d2.exe
1672	66ddac982a848a23964f67c681f398d2.exe
1672	66ddac982a848a23964f67c681f398d2.exe
1672	66ddac982a848a23964f67c681f398d2.exe
1672	66ddac982a848a23964f67c681f398d2.exe
1672	66ddac982a848a23964f67c681f398d2.exe
1672	66ddac982a848a23964f67c681f398d2.exe
1672	66ddac982a848a23964f67c681f398d2.exe
1672	66ddac982a848a23964f67c681f398d2.exe
1672	66ddac982a848a23964f67c681f398d2.exe
1672	66ddac982a848a23964f67c681f398d2.exe
1672	66ddac982a848a23964f67c681f398d2.exe
1672	66ddac982a848a23964f67c681f398d2.exe
1672	66ddac982a848a23964f67c681f398d2.exe
1672	66ddac982a848a23964f67c681f398d2.exe
1672	66ddac982a848a23964f67c681f398d2.exe
1672	66ddac982a848a23964f67c681f398d2.exe
1672	66ddac982a848a23964f67c681f398d2.exe
1672	66ddac982a848a23964f67c681f398d2.exe
2160	RegAsm.exe
2160	RegAsm.exe
824	chkdsk.exe
824	chkdsk.exe
824	chkdsk.exe
824	chkdsk.exe
824	chkdsk.exe
824	chkdsk.exe
824	chkdsk.exe
824	chkdsk.exe
824	chkdsk.exe
824	chkdsk.exe
824	chkdsk.exe
824	chkdsk.exe
824	chkdsk.exe
824	chkdsk.exe
824	chkdsk.exe
824	chkdsk.exe
824	chkdsk.exe
824	chkdsk.exe
824	chkdsk.exe
824	chkdsk.exe
824	chkdsk.exe
824	chkdsk.exe
824	chkdsk.exe
824	chkdsk.exe
824	chkdsk.exe
824	chkdsk.exe
824	chkdsk.exe
824	chkdsk.exe

Suspicious behavior: MapViewOfSection 5 IoCs

pid	Process
2160	RegAsm.exe
2160	RegAsm.exe
2160	RegAsm.exe
824	chkdsk.exe
824	chkdsk.exe

Suspicious use of AdjustPrivilegeToken 3 IoCs

description	pid	Process
Token: SeDebugPrivilege	1672	66ddac982a848a23964f67c681f398d2.exe
Token: SeDebugPrivilege	2160	RegAsm.exe
Token: SeDebugPrivilege	824	chkdsk.exe

Suspicious use of WriteProcessMemory 30 IoCs

description	pid	Process	procid_target
PID 1672 wrote to memory of 2780	1672	66ddac982a848a23964f67c681f398d2.exe	30
PID 1672 wrote to memory of 2780	1672	66ddac982a848a23964f67c681f398d2.exe	30
PID 1672 wrote to memory of 2780	1672	66ddac982a848a23964f67c681f398d2.exe	30
PID 1672 wrote to memory of 2780	1672	66ddac982a848a23964f67c681f398d2.exe	30
PID 2780 wrote to memory of 2720	2780	cmd.exe	32
PID 2780 wrote to memory of 2720	2780	cmd.exe	32
PID 2780 wrote to memory of 2720	2780	cmd.exe	32
PID 2780 wrote to memory of 2720	2780	cmd.exe	32
PID 1672 wrote to memory of 2664	1672	66ddac982a848a23964f67c681f398d2.exe	33
PID 1672 wrote to memory of 2664	1672	66ddac982a848a23964f67c681f398d2.exe	33
PID 1672 wrote to memory of 2664	1672	66ddac982a848a23964f67c681f398d2.exe	33
PID 1672 wrote to memory of 2664	1672	66ddac982a848a23964f67c681f398d2.exe	33
PID 1672 wrote to memory of 2160	1672	66ddac982a848a23964f67c681f398d2.exe	35
PID 1672 wrote to memory of 2160	1672	66ddac982a848a23964f67c681f398d2.exe	35
PID 1672 wrote to memory of 2160	1672	66ddac982a848a23964f67c681f398d2.exe	35
PID 1672 wrote to memory of 2160	1672	66ddac982a848a23964f67c681f398d2.exe	35
PID 1672 wrote to memory of 2160	1672	66ddac982a848a23964f67c681f398d2.exe	35
PID 1672 wrote to memory of 2160	1672	66ddac982a848a23964f67c681f398d2.exe	35
PID 1672 wrote to memory of 2160	1672	66ddac982a848a23964f67c681f398d2.exe	35
PID 1672 wrote to memory of 2160	1672	66ddac982a848a23964f67c681f398d2.exe	35
PID 1672 wrote to memory of 2160	1672	66ddac982a848a23964f67c681f398d2.exe	35
PID 1672 wrote to memory of 2160	1672	66ddac982a848a23964f67c681f398d2.exe	35
PID 1184 wrote to memory of 824	1184	Explorer.EXE	36
PID 1184 wrote to memory of 824	1184	Explorer.EXE	36
PID 1184 wrote to memory of 824	1184	Explorer.EXE	36
PID 1184 wrote to memory of 824	1184	Explorer.EXE	36
PID 824 wrote to memory of 2464	824	chkdsk.exe	37
PID 824 wrote to memory of 2464	824	chkdsk.exe	37
PID 824 wrote to memory of 2464	824	chkdsk.exe	37
PID 824 wrote to memory of 2464	824	chkdsk.exe	37

C:\Windows\Explorer.EXE
C:\Windows\Explorer.EXE
1⤵
- Suspicious use of WriteProcessMemory
PID:1184
- C:\Users\Admin\AppData\Local\Temp\66ddac982a848a23964f67c681f398d2.exe
  "C:\Users\Admin\AppData\Local\Temp\66ddac982a848a23964f67c681f398d2.exe"
  2⤵
  - Suspicious use of SetThreadContext
  - System Location Discovery: System Language Discovery
  - Suspicious behavior: EnumeratesProcesses
  - Suspicious use of AdjustPrivilegeToken
  - Suspicious use of WriteProcessMemory
  PID:1672
- - C:\Windows\SysWOW64\cmd.exe
    cmd /c REG ADD "HKCU\SOFTWARE\Microsoft\Windows\CurrentVersion\Run" /V "66ddac982a848a23964f67c681f398d2" /t REG_SZ /F /D "C:\Users\Admin\Documents\66ddac982a848a23964f67c681f398d2.pif"
    3⤵
    - System Location Discovery: System Language Discovery
    - Suspicious use of WriteProcessMemory
    PID:2780
  - - C:\Windows\SysWOW64\reg.exe
      REG ADD "HKCU\SOFTWARE\Microsoft\Windows\CurrentVersion\Run" /V "66ddac982a848a23964f67c681f398d2" /t REG_SZ /F /D "C:\Users\Admin\Documents\66ddac982a848a23964f67c681f398d2.pif"
      4⤵
      Adds Run key to start application
      System Location Discovery: System Language Discovery
      PID:2720
- - C:\Windows\SysWOW64\cmd.exe
    cmd /c Copy "C:\Users\Admin\AppData\Local\Temp\66ddac982a848a23964f67c681f398d2.exe" "C:\Users\Admin\Documents\66ddac982a848a23964f67c681f398d2.pif"
    3⤵
    - System Location Discovery: System Language Discovery
    PID:2664
- - C:\Windows\Microsoft.NET\Framework\v4.0.30319\RegAsm.exe
    "C:\Windows\Microsoft.NET\Framework\v4.0.30319\RegAsm.exe"
    3⤵
    - Suspicious use of SetThreadContext
    - System Location Discovery: System Language Discovery
    - Suspicious behavior: EnumeratesProcesses
    - Suspicious behavior: MapViewOfSection
    - Suspicious use of AdjustPrivilegeToken
    PID:2160
- C:\Windows\SysWOW64\chkdsk.exe
  "C:\Windows\SysWOW64\chkdsk.exe"
  2⤵
  - Suspicious use of SetThreadContext
  - System Location Discovery: System Language Discovery
  - Enumerates system info in registry
  - Suspicious behavior: EnumeratesProcesses
  - Suspicious behavior: MapViewOfSection
  - Suspicious use of AdjustPrivilegeToken
  - Suspicious use of WriteProcessMemory
  PID:824
- - C:\Windows\SysWOW64\cmd.exe
    /c del "C:\Windows\Microsoft.NET\Framework\v4.0.30319\RegAsm.exe"
    3⤵
    - System Location Discovery: System Language Discovery
    PID:2464

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

Discovery

Query Registry

T1012

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\Local\Temp\Cab8E7C.tmp

Filesize
70KB

MD5
49aebf8cbd62d92ac215b2923fb1b9f5

SHA1
1723be06719828dda65ad804298d0431f6aff976

SHA256
b33efcb95235b98b48508e019afa4b7655e80cf071defabd8b2123fc8b29307f

SHA512
bf86116b015fb56709516d686e168e7c9c68365136231cc51d0b6542ae95323a71d2c7acec84aad7dcecc2e410843f6d82a0a6d51b9acfc721a9c84fdd877b5b

Download Submit
C:\Users\Admin\AppData\Local\Temp\Tar8E8E.tmp

Filesize
181KB

MD5
4ea6026cf93ec6338144661bf1202cd1

SHA1
a1dec9044f750ad887935a01430bf49322fbdcb7

SHA256
8efbc21559ef8b1bcf526800d8070baad42474ce7198e26fa771dbb41a76b1d8

SHA512
6c7e0980e39aacf4c3689802353f464a08cd17753bd210ee997e5f2a455deb4f287a9ef74d84579dbde49bc96213cd2b8b247723919c412ea980aa6e6bfe218b

Download Submit
memory/824-49-0x0000000000080000-0x00000000000AF000-memory.dmp

Filesize
188KB

Download
memory/824-48-0x00000000007A0000-0x00000000007A7000-memory.dmp

Filesize
28KB

Download
memory/1672-45-0x00000000744B0000-0x0000000074B9E000-memory.dmp

Filesize
6.9MB

Download
memory/1672-1-0x0000000000020000-0x000000000002C000-memory.dmp

Filesize
48KB

Download
memory/1672-2-0x00000000744B0000-0x0000000074B9E000-memory.dmp

Filesize
6.9MB

Download
memory/1672-37-0x0000000005360000-0x00000000053F4000-memory.dmp

Filesize
592KB

Download
memory/1672-0-0x00000000744BE000-0x00000000744BF000-memory.dmp

Filesize
4KB

Download
memory/2160-41-0x0000000000400000-0x000000000042F000-memory.dmp

Filesize
188KB

Download
memory/2160-40-0x0000000000400000-0x000000000042F000-memory.dmp

Filesize
188KB

Download
memory/2160-47-0x0000000000400000-0x000000000042F000-memory.dmp

Filesize
188KB

Download
memory/2160-42-0x000000007EFDE000-0x000000007EFDF000-memory.dmp

Filesize
4KB

Download
memory/2160-44-0x0000000000400000-0x000000000042F000-memory.dmp

Filesize
188KB

Download