formbook | e9357223834b955c93bbd3e8f48563670a44161f92a15717774f4df9b825f0b6

Analysis

max time kernel
149s
max time network
152s
platform
windows7_x64
resource
win7-20240903-en
resource tags

arch:x64arch:x86image:win7-20240903-enlocale:en-usos:windows7-x64system
submitted
26-11-2024 14:09

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General

Target

Invoice & Packing.exe
Size

1.1MB
MD5

290979740e29c4b28b20979ca70ee62e
SHA1

56c8071abcc945b4dd950d2b3e17aa12dfb40292
SHA256

e9357223834b955c93bbd3e8f48563670a44161f92a15717774f4df9b825f0b6
SHA512

74736ad0df48f39b5d7cf3e6bc0862e0a22e73ef6fee85f4ce4a7fcc5ae0eb0e7e30111a302f806fd0227146c5e54d1cd48021f23cd4367df77e7924195deedd
SSDEEP

12288:+tb20Qc3lT7af41ePBRYuQLKpqeUhbTv5OFgNuPPpHSgaITu+DexWGESM26A:+tb20pkaCqT5TBWgNQ7aQxCHEP26A

Score

10^/10

formbook cl21 discovery rat spyware stealer trojan

Malware Config

Extracted

Family

formbook

Version

4.1

Campaign

cl21

Decoy

0001.shop

earch-parttimejobs.today

are888.top

akanhaunthipped.shop

othing-heyu.xyz

cadvirsor.net

nclanalae.shop

lectric-cars-mexico.today

oxj-question.xyz

ersonalloanoffers.today

ersonalloans-fo54-fo37.click

verybody-ewfx.xyz

ercuremontauban.media

azilimdunyam.net

airs-clinicato.today

wiftsscend.click

ertainly-jbws.xyz

8xeng.app

damekadmitageable.cfd

ollapsedec.shop

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

Processes:

resource	yara_rule
behavioral1/memory/1736-7-0x0000000000400000-0x000000000042F000-memory.dmp	formbook
behavioral1/memory/1736-10-0x0000000000400000-0x000000000042F000-memory.dmp	formbook
behavioral1/memory/1736-14-0x0000000000400000-0x000000000042F000-memory.dmp	formbook
behavioral1/memory/2752-21-0x0000000000080000-0x00000000000AF000-memory.dmp	formbook

Suspicious use of SetThreadContext 4 IoCs

Processes:

Invoice & Packing.exesvchost.exesystray.exe

description	pid	Process	procid_target
PID 2372 set thread context of 1736	2372	Invoice & Packing.exe	30
PID 1736 set thread context of 1124	1736	svchost.exe	20
PID 1736 set thread context of 1124	1736	svchost.exe	20
PID 2752 set thread context of 1124	2752	systray.exe	20

System Location Discovery: System Language Discovery 1 TTPs 3 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

Processes:

Invoice & Packing.exesystray.execmd.exe

description	ioc	Process
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	Invoice & Packing.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	systray.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	cmd.exe

Suspicious behavior: EnumeratesProcesses 31 IoCs

Processes:

svchost.exesystray.exe

pid	Process
1736	svchost.exe
1736	svchost.exe
1736	svchost.exe
2752	systray.exe
2752	systray.exe
2752	systray.exe
2752	systray.exe
2752	systray.exe
2752	systray.exe
2752	systray.exe
2752	systray.exe
2752	systray.exe
2752	systray.exe
2752	systray.exe
2752	systray.exe
2752	systray.exe
2752	systray.exe
2752	systray.exe
2752	systray.exe
2752	systray.exe
2752	systray.exe
2752	systray.exe
2752	systray.exe
2752	systray.exe
2752	systray.exe
2752	systray.exe
2752	systray.exe
2752	systray.exe
2752	systray.exe
2752	systray.exe
2752	systray.exe

Suspicious behavior: MapViewOfSection 7 IoCs

Processes:

Invoice & Packing.exesvchost.exesystray.exe

pid	Process
2372	Invoice & Packing.exe
1736	svchost.exe
1736	svchost.exe
1736	svchost.exe
1736	svchost.exe
2752	systray.exe
2752	systray.exe

Suspicious use of AdjustPrivilegeToken 2 IoCs

Processes:

svchost.exesystray.exe

description	pid	Process
Token: SeDebugPrivilege	1736	svchost.exe
Token: SeDebugPrivilege	2752	systray.exe

Suspicious use of FindShellTrayWindow 4 IoCs

Processes:

Invoice & Packing.exeExplorer.EXE

pid	Process
2372	Invoice & Packing.exe
2372	Invoice & Packing.exe
1124	Explorer.EXE
1124	Explorer.EXE

Suspicious use of SendNotifyMessage 2 IoCs

Processes:

Invoice & Packing.exe

pid	Process
2372	Invoice & Packing.exe
2372	Invoice & Packing.exe

Suspicious use of WriteProcessMemory 13 IoCs

Processes:

Invoice & Packing.exeExplorer.EXEsystray.exe

description	pid	Process	procid_target
PID 2372 wrote to memory of 1736	2372	Invoice & Packing.exe	30
PID 2372 wrote to memory of 1736	2372	Invoice & Packing.exe	30
PID 2372 wrote to memory of 1736	2372	Invoice & Packing.exe	30
PID 2372 wrote to memory of 1736	2372	Invoice & Packing.exe	30
PID 2372 wrote to memory of 1736	2372	Invoice & Packing.exe	30
PID 1124 wrote to memory of 2752	1124	Explorer.EXE	45
PID 1124 wrote to memory of 2752	1124	Explorer.EXE	45
PID 1124 wrote to memory of 2752	1124	Explorer.EXE	45
PID 1124 wrote to memory of 2752	1124	Explorer.EXE	45
PID 2752 wrote to memory of 2252	2752	systray.exe	46
PID 2752 wrote to memory of 2252	2752	systray.exe	46
PID 2752 wrote to memory of 2252	2752	systray.exe	46
PID 2752 wrote to memory of 2252	2752	systray.exe	46

C:\Windows\Explorer.EXE
C:\Windows\Explorer.EXE
1⤵
- Suspicious use of FindShellTrayWindow
- Suspicious use of WriteProcessMemory
PID:1124
- C:\Users\Admin\AppData\Local\Temp\Invoice & Packing.exe
  "C:\Users\Admin\AppData\Local\Temp\Invoice & Packing.exe"
  2⤵
  - Suspicious use of SetThreadContext
  - System Location Discovery: System Language Discovery
  - Suspicious behavior: MapViewOfSection
  - Suspicious use of FindShellTrayWindow
  - Suspicious use of SendNotifyMessage
  - Suspicious use of WriteProcessMemory
  PID:2372
- - C:\Windows\SysWOW64\svchost.exe
    "C:\Users\Admin\AppData\Local\Temp\Invoice & Packing.exe"
    3⤵
    - Suspicious use of SetThreadContext
    - Suspicious behavior: EnumeratesProcesses
    - Suspicious behavior: MapViewOfSection
    - Suspicious use of AdjustPrivilegeToken
    PID:1736
- C:\Windows\SysWOW64\autofmt.exe
  "C:\Windows\SysWOW64\autofmt.exe"
  2⤵
  PID:2996
- C:\Windows\SysWOW64\autofmt.exe
  "C:\Windows\SysWOW64\autofmt.exe"
  2⤵
  PID:1992
- C:\Windows\SysWOW64\autofmt.exe
  "C:\Windows\SysWOW64\autofmt.exe"
  2⤵
  PID:1960
- C:\Windows\SysWOW64\autofmt.exe
  "C:\Windows\SysWOW64\autofmt.exe"
  2⤵
  PID:2788
- C:\Windows\SysWOW64\autofmt.exe
  "C:\Windows\SysWOW64\autofmt.exe"
  2⤵
  PID:2344
- C:\Windows\SysWOW64\autofmt.exe
  "C:\Windows\SysWOW64\autofmt.exe"
  2⤵
  PID:2192
- C:\Windows\SysWOW64\autofmt.exe
  "C:\Windows\SysWOW64\autofmt.exe"
  2⤵
  PID:2488
- C:\Windows\SysWOW64\autofmt.exe
  "C:\Windows\SysWOW64\autofmt.exe"
  2⤵
  PID:1820
- C:\Windows\SysWOW64\autofmt.exe
  "C:\Windows\SysWOW64\autofmt.exe"
  2⤵
  PID:2708
- C:\Windows\SysWOW64\autofmt.exe
  "C:\Windows\SysWOW64\autofmt.exe"
  2⤵
  PID:2104
- C:\Windows\SysWOW64\autofmt.exe
  "C:\Windows\SysWOW64\autofmt.exe"
  2⤵
  PID:2736
- C:\Windows\SysWOW64\autofmt.exe
  "C:\Windows\SysWOW64\autofmt.exe"
  2⤵
  PID:2704
- C:\Windows\SysWOW64\autofmt.exe
  "C:\Windows\SysWOW64\autofmt.exe"
  2⤵
  PID:2800
- C:\Windows\SysWOW64\autofmt.exe
  "C:\Windows\SysWOW64\autofmt.exe"
  2⤵
  PID:2828
- C:\Windows\SysWOW64\systray.exe
  "C:\Windows\SysWOW64\systray.exe"
  2⤵
  - 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\cmd.exe
    /c del "C:\Windows\SysWOW64\svchost.exe"
    3⤵
    - System Location Discovery: System Language Discovery
    PID:2252

Network

MITRE ATT&CK Enterprise v15

Reconnaissance

Resource Development

Initial Access

Execution

Persistence

Privilege Escalation

Defense Evasion

Credential Access

Discovery

System Location Discovery

T1614

System Language Discovery

T1614.001

Lateral Movement

Collection

Command and Control

Exfiltration

Impact

Replay Monitor

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Downloads

memory/1124-16-0x0000000006BF0000-0x0000000006D0C000-memory.dmp

Filesize
1.1MB

Download
memory/1124-30-0x00000000071C0000-0x0000000007328000-memory.dmp

Filesize
1.4MB

Download
memory/1124-29-0x00000000071C0000-0x0000000007328000-memory.dmp

Filesize
1.4MB

Download
memory/1124-27-0x00000000071C0000-0x0000000007328000-memory.dmp

Filesize
1.4MB

Download
memory/1124-22-0x0000000006BF0000-0x0000000006D0C000-memory.dmp

Filesize
1.1MB

Download
memory/1124-12-0x0000000006A40000-0x0000000006BE5000-memory.dmp

Filesize
1.6MB

Download
memory/1124-17-0x0000000006A40000-0x0000000006BE5000-memory.dmp

Filesize
1.6MB

Download
memory/1736-11-0x0000000000190000-0x00000000001A4000-memory.dmp

Filesize
80KB

Download
memory/1736-14-0x0000000000400000-0x000000000042F000-memory.dmp

Filesize
188KB

Download
memory/1736-15-0x00000000001E0000-0x00000000001F4000-memory.dmp

Filesize
80KB

Download
memory/1736-10-0x0000000000400000-0x000000000042F000-memory.dmp

Filesize
188KB

Download
memory/1736-8-0x0000000000910000-0x0000000000C13000-memory.dmp

Filesize
3.0MB

Download
memory/1736-7-0x0000000000400000-0x000000000042F000-memory.dmp

Filesize
188KB

Download
memory/2372-6-0x00000000009C0000-0x0000000000DC0000-memory.dmp

Filesize
4.0MB

Download
memory/2752-18-0x0000000000C80000-0x0000000000C85000-memory.dmp

Filesize
20KB

Download
memory/2752-20-0x0000000000C80000-0x0000000000C85000-memory.dmp

Filesize
20KB

Download
memory/2752-21-0x0000000000080000-0x00000000000AF000-memory.dmp

Filesize
188KB

Download