formbook | ee118f8e57acfa0e476638a011ed8d6664d1499e1b326180e21e6f9834ea93e0

General

Target

ORDER_1105-19-24-3537.pdf.exe
Size

597KB
MD5

a2082543a1c1028dd0a613a6a2af4d21
SHA1

b6fff58598fad2366a05c18d2d3ccf00f7403391
SHA256

ee118f8e57acfa0e476638a011ed8d6664d1499e1b326180e21e6f9834ea93e0
SHA512

0dad8d8910dfe0d567477c00a1ded696f5ad582fa671731480ae0d8662994a44f61af23373d3c90b44979fb4a6c3fc47ac5f0123442b9af48283ba4fe7a03370
SSDEEP

12288:u8EaxDW9G3pwB8uVR8WMQSiWLog+ggWgadajFCMQYcnNdhyq71724Lt:FEaxD31YOW5CzWUTN6E1R

Score

10^/10

formbook rn94 discovery execution rat spyware stealer trojan

Malware Config

Extracted

Family

formbook

Version

4.1

Campaign

rn94

Decoy

st68v.xyz

conciergenotary.net

qwechaotk.top

rtpdonatoto29.xyz

8ad.xyz

powermove.top

cameras-30514.bond

vanguardcoffee.shop

umoe53fxc1bsujv.buzz

consultoriamax.net

hplxx.com

ndu.wtf

yzh478c.xyz

bigbrown999.site

xiake07.asia

resdai.xyz

the35678.shop

ba6rf.rest

ceo688.com

phimxhot.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/2268-11-0x0000000000400000-0x000000000042F000-memory.dmp	formbook
behavioral1/memory/2268-14-0x0000000000400000-0x000000000042F000-memory.dmp	formbook
behavioral1/memory/2528-21-0x0000000000080000-0x00000000000AF000-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
2568	powershell.exe

Deletes itself 1 IoCs

pid	Process
576	cmd.exe

Suspicious use of SetThreadContext 3 IoCs

description	pid	Process	procid_target
PID 2112 set thread context of 2268	2112	ORDER_1105-19-24-3537.pdf.exe	32
PID 2268 set thread context of 1188	2268	ORDER_1105-19-24-3537.pdf.exe	21
PID 2528 set thread context of 1188	2528	colorcpl.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 4 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	ORDER_1105-19-24-3537.pdf.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	powershell.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	colorcpl.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	cmd.exe

Suspicious behavior: EnumeratesProcesses 32 IoCs

pid	Process
2112	ORDER_1105-19-24-3537.pdf.exe
2112	ORDER_1105-19-24-3537.pdf.exe
2268	ORDER_1105-19-24-3537.pdf.exe
2268	ORDER_1105-19-24-3537.pdf.exe
2568	powershell.exe
2528	colorcpl.exe
2528	colorcpl.exe
2528	colorcpl.exe
2528	colorcpl.exe
2528	colorcpl.exe
2528	colorcpl.exe
2528	colorcpl.exe
2528	colorcpl.exe
2528	colorcpl.exe
2528	colorcpl.exe
2528	colorcpl.exe
2528	colorcpl.exe
2528	colorcpl.exe
2528	colorcpl.exe
2528	colorcpl.exe
2528	colorcpl.exe
2528	colorcpl.exe
2528	colorcpl.exe
2528	colorcpl.exe
2528	colorcpl.exe
2528	colorcpl.exe
2528	colorcpl.exe
2528	colorcpl.exe
2528	colorcpl.exe
2528	colorcpl.exe
2528	colorcpl.exe
2528	colorcpl.exe

Suspicious behavior: MapViewOfSection 5 IoCs

pid	Process
2268	ORDER_1105-19-24-3537.pdf.exe
2268	ORDER_1105-19-24-3537.pdf.exe
2268	ORDER_1105-19-24-3537.pdf.exe
2528	colorcpl.exe
2528	colorcpl.exe

Suspicious use of AdjustPrivilegeToken 4 IoCs

description	pid	Process
Token: SeDebugPrivilege	2112	ORDER_1105-19-24-3537.pdf.exe
Token: SeDebugPrivilege	2268	ORDER_1105-19-24-3537.pdf.exe
Token: SeDebugPrivilege	2568	powershell.exe
Token: SeDebugPrivilege	2528	colorcpl.exe

Suspicious use of WriteProcessMemory 19 IoCs

description	pid	Process	procid_target
PID 2112 wrote to memory of 2568	2112	ORDER_1105-19-24-3537.pdf.exe	31
PID 2112 wrote to memory of 2568	2112	ORDER_1105-19-24-3537.pdf.exe	31
PID 2112 wrote to memory of 2568	2112	ORDER_1105-19-24-3537.pdf.exe	31
PID 2112 wrote to memory of 2568	2112	ORDER_1105-19-24-3537.pdf.exe	31
PID 2112 wrote to memory of 2268	2112	ORDER_1105-19-24-3537.pdf.exe	32
PID 2112 wrote to memory of 2268	2112	ORDER_1105-19-24-3537.pdf.exe	32
PID 2112 wrote to memory of 2268	2112	ORDER_1105-19-24-3537.pdf.exe	32
PID 2112 wrote to memory of 2268	2112	ORDER_1105-19-24-3537.pdf.exe	32
PID 2112 wrote to memory of 2268	2112	ORDER_1105-19-24-3537.pdf.exe	32
PID 2112 wrote to memory of 2268	2112	ORDER_1105-19-24-3537.pdf.exe	32
PID 2112 wrote to memory of 2268	2112	ORDER_1105-19-24-3537.pdf.exe	32
PID 1188 wrote to memory of 2528	1188	Explorer.EXE	34
PID 1188 wrote to memory of 2528	1188	Explorer.EXE	34
PID 1188 wrote to memory of 2528	1188	Explorer.EXE	34
PID 1188 wrote to memory of 2528	1188	Explorer.EXE	34
PID 2528 wrote to memory of 576	2528	colorcpl.exe	35
PID 2528 wrote to memory of 576	2528	colorcpl.exe	35
PID 2528 wrote to memory of 576	2528	colorcpl.exe	35
PID 2528 wrote to memory of 576	2528	colorcpl.exe	35

C:\Windows\Explorer.EXE
C:\Windows\Explorer.EXE
1⤵
- Suspicious use of WriteProcessMemory
PID:1188
- C:\Users\Admin\AppData\Local\Temp\ORDER_1105-19-24-3537.pdf.exe
  "C:\Users\Admin\AppData\Local\Temp\ORDER_1105-19-24-3537.pdf.exe"
  2⤵
  - Suspicious use of SetThreadContext
  - System Location Discovery: System Language Discovery
  - Suspicious behavior: EnumeratesProcesses
  - Suspicious use of AdjustPrivilegeToken
  - Suspicious use of WriteProcessMemory
  PID:2112
- - C:\Windows\SysWOW64\WindowsPowerShell\v1.0\powershell.exe
    "C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe" Add-MpPreference -ExclusionPath "C:\Users\Admin\AppData\Local\Temp\ORDER_1105-19-24-3537.pdf.exe"
    3⤵
    - Command and Scripting Interpreter: PowerShell
    - System Location Discovery: System Language Discovery
    - Suspicious behavior: EnumeratesProcesses
    - Suspicious use of AdjustPrivilegeToken
    PID:2568
- - C:\Users\Admin\AppData\Local\Temp\ORDER_1105-19-24-3537.pdf.exe
    "C:\Users\Admin\AppData\Local\Temp\ORDER_1105-19-24-3537.pdf.exe"
    3⤵
    - Suspicious use of SetThreadContext
    - Suspicious behavior: EnumeratesProcesses
    - Suspicious behavior: MapViewOfSection
    - Suspicious use of AdjustPrivilegeToken
    PID:2268
- C:\Windows\SysWOW64\colorcpl.exe
  "C:\Windows\SysWOW64\colorcpl.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:2528
- - C:\Windows\SysWOW64\cmd.exe
    /c del "C:\Users\Admin\AppData\Local\Temp\ORDER_1105-19-24-3537.pdf.exe"
    3⤵
    - Deletes itself
    - System Location Discovery: System Language Discovery
    PID:576

Network

MITRE ATT&CK Enterprise v15

Reconnaissance

Resource Development

Initial Access

Execution

Command and Scripting Interpreter

1

T1059

PowerShell

1

T1059.001

Persistence

Privilege Escalation

Defense Evasion

Credential Access

Discovery

System Information Discovery

1

T1082

System Location Discovery

1

T1614

System Language Discovery

1

T1614.001

Lateral Movement

Collection

Command and Control

Exfiltration

Impact

Replay Monitor

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Downloads

memory/1188-16-0x0000000004EE0000-0x0000000004FC6000-memory.dmp

Filesize
920KB

Download
memory/1188-22-0x0000000004EE0000-0x0000000004FC6000-memory.dmp

Filesize
920KB

Download
memory/2112-1-0x0000000000B10000-0x0000000000BAC000-memory.dmp

Filesize
624KB

Download
memory/2112-2-0x0000000074D30000-0x000000007541E000-memory.dmp

Filesize
6.9MB

Download
memory/2112-3-0x0000000000810000-0x0000000000820000-memory.dmp

Filesize
64KB

Download
memory/2112-4-0x0000000074D3E000-0x0000000074D3F000-memory.dmp

Filesize
4KB

Download
memory/2112-5-0x0000000074D30000-0x000000007541E000-memory.dmp

Filesize
6.9MB

Download
memory/2112-6-0x00000000047E0000-0x0000000004856000-memory.dmp

Filesize
472KB

Download
memory/2112-0-0x0000000074D3E000-0x0000000074D3F000-memory.dmp

Filesize
4KB

Download
memory/2112-17-0x0000000074D30000-0x000000007541E000-memory.dmp

Filesize
6.9MB

Download
memory/2268-9-0x000000007EFDE000-0x000000007EFDF000-memory.dmp

Filesize
4KB

Download
memory/2268-7-0x0000000000400000-0x000000000042F000-memory.dmp

Filesize
188KB

Download
memory/2268-15-0x00000000002C0000-0x00000000002D5000-memory.dmp

Filesize
84KB

Download
memory/2268-14-0x0000000000400000-0x000000000042F000-memory.dmp

Filesize
188KB

Download
memory/2268-13-0x0000000000770000-0x0000000000A73000-memory.dmp

Filesize
3.0MB

Download
memory/2268-8-0x0000000000400000-0x000000000042F000-memory.dmp

Filesize
188KB

Download
memory/2268-11-0x0000000000400000-0x000000000042F000-memory.dmp

Filesize
188KB

Download
memory/2528-20-0x0000000000B10000-0x0000000000B28000-memory.dmp

Filesize
96KB

Download
memory/2528-21-0x0000000000080000-0x00000000000AF000-memory.dmp

Filesize
188KB

Download

Analysis

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