formbook | 42c7add430298817e1039472135b8c107b8ab9f9a4df4e62067ab6995031d5ab

General

Target

ORDEN_09.09.2024 DON LAFFAN.pdf.exe
Size

1.1MB
MD5

ab773f71e8ca97d60d23a47027922fe5
SHA1

65aa81122d5d9602bb1f4c9eea7680f9c9a283f8
SHA256

1de36d2ec37c6f00f7f19fe8910db121771792e106d372212fbf82a1054d467f
SHA512

b1432335d385e4ae43631a58efca12dae884b2c299c4dc0e80255e7bcc07617c26de59d753352b3962d2d8f8380695a1f16138c5c1d816e98c495bd7eef8ab2e
SSDEEP

24576:14lavt0LkLL9IMixoEgeaybiJw6hsH3Lkq9MmCS:Mkwkn9IMHeay2JrWIaPCS

Score

10^/10

formbook rn94 discovery 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 4 IoCs

rat

resource	yara_rule
behavioral1/memory/2848-6-0x0000000000400000-0x000000000042F000-memory.dmp	formbook
behavioral1/memory/2848-9-0x0000000000400000-0x000000000042F000-memory.dmp	formbook
behavioral1/memory/2848-14-0x0000000000400000-0x000000000042F000-memory.dmp	formbook
behavioral1/memory/2884-21-0x0000000000080000-0x00000000000AF000-memory.dmp	formbook

Suspicious use of SetThreadContext 4 IoCs

description	pid	Process	procid_target
PID 2216 set thread context of 2848	2216	ORDEN_09.09.2024 DON LAFFAN.pdf.exe	30
PID 2848 set thread context of 1220	2848	svchost.exe	21
PID 2848 set thread context of 1220	2848	svchost.exe	21
PID 2884 set thread context of 1220	2884	svchost.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 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

description	ioc	Process
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	cmd.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	ORDEN_09.09.2024 DON LAFFAN.pdf.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	svchost.exe

Suspicious behavior: EnumeratesProcesses 30 IoCs

pid	Process
2848	svchost.exe
2848	svchost.exe
2848	svchost.exe
2884	svchost.exe
2884	svchost.exe
2884	svchost.exe
2884	svchost.exe
2884	svchost.exe
2884	svchost.exe
2884	svchost.exe
2884	svchost.exe
2884	svchost.exe
2884	svchost.exe
2884	svchost.exe
2884	svchost.exe
2884	svchost.exe
2884	svchost.exe
2884	svchost.exe
2884	svchost.exe
2884	svchost.exe
2884	svchost.exe
2884	svchost.exe
2884	svchost.exe
2884	svchost.exe
2884	svchost.exe
2884	svchost.exe
2884	svchost.exe
2884	svchost.exe
2884	svchost.exe
2884	svchost.exe

Suspicious behavior: MapViewOfSection 7 IoCs

pid	Process
2216	ORDEN_09.09.2024 DON LAFFAN.pdf.exe
2848	svchost.exe
2848	svchost.exe
2848	svchost.exe
2848	svchost.exe
2884	svchost.exe
2884	svchost.exe

Suspicious use of AdjustPrivilegeToken 2 IoCs

description	pid	Process
Token: SeDebugPrivilege	2848	svchost.exe
Token: SeDebugPrivilege	2884	svchost.exe

Suspicious use of FindShellTrayWindow 4 IoCs

pid	Process
2216	ORDEN_09.09.2024 DON LAFFAN.pdf.exe
2216	ORDEN_09.09.2024 DON LAFFAN.pdf.exe
1220	Explorer.EXE
1220	Explorer.EXE

Suspicious use of SendNotifyMessage 2 IoCs

pid	Process
2216	ORDEN_09.09.2024 DON LAFFAN.pdf.exe
2216	ORDEN_09.09.2024 DON LAFFAN.pdf.exe

Suspicious use of WriteProcessMemory 13 IoCs

description	pid	Process	procid_target
PID 2216 wrote to memory of 2848	2216	ORDEN_09.09.2024 DON LAFFAN.pdf.exe	30
PID 2216 wrote to memory of 2848	2216	ORDEN_09.09.2024 DON LAFFAN.pdf.exe	30
PID 2216 wrote to memory of 2848	2216	ORDEN_09.09.2024 DON LAFFAN.pdf.exe	30
PID 2216 wrote to memory of 2848	2216	ORDEN_09.09.2024 DON LAFFAN.pdf.exe	30
PID 2216 wrote to memory of 2848	2216	ORDEN_09.09.2024 DON LAFFAN.pdf.exe	30
PID 1220 wrote to memory of 2884	1220	Explorer.EXE	31
PID 1220 wrote to memory of 2884	1220	Explorer.EXE	31
PID 1220 wrote to memory of 2884	1220	Explorer.EXE	31
PID 1220 wrote to memory of 2884	1220	Explorer.EXE	31
PID 2884 wrote to memory of 2604	2884	svchost.exe	32
PID 2884 wrote to memory of 2604	2884	svchost.exe	32
PID 2884 wrote to memory of 2604	2884	svchost.exe	32
PID 2884 wrote to memory of 2604	2884	svchost.exe	32

C:\Windows\Explorer.EXE
C:\Windows\Explorer.EXE
1⤵
- Suspicious use of FindShellTrayWindow
- Suspicious use of WriteProcessMemory
PID:1220
- C:\Users\Admin\AppData\Local\Temp\ORDEN_09.09.2024 DON LAFFAN.pdf.exe
  "C:\Users\Admin\AppData\Local\Temp\ORDEN_09.09.2024 DON LAFFAN.pdf.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:2216
- - C:\Windows\SysWOW64\svchost.exe
    "C:\Users\Admin\AppData\Local\Temp\ORDEN_09.09.2024 DON LAFFAN.pdf.exe"
    3⤵
    - Suspicious use of SetThreadContext
    - Suspicious behavior: EnumeratesProcesses
    - Suspicious behavior: MapViewOfSection
    - Suspicious use of AdjustPrivilegeToken
    PID:2848
- C:\Windows\SysWOW64\svchost.exe
  "C:\Windows\SysWOW64\svchost.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:2884
- - C:\Windows\SysWOW64\cmd.exe
    /c del "C:\Windows\SysWOW64\svchost.exe"
    3⤵
    - System Location Discovery: System Language Discovery
    PID:2604

Network

MITRE ATT&CK Enterprise v15

Reconnaissance

Resource Development

Initial Access

Execution

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/1220-17-0x0000000004DA0000-0x0000000004E66000-memory.dmp

Filesize
792KB

Download
memory/1220-30-0x00000000072C0000-0x0000000007404000-memory.dmp

Filesize
1.3MB

Download
memory/1220-28-0x00000000072C0000-0x0000000007404000-memory.dmp

Filesize
1.3MB

Download
memory/1220-27-0x00000000072C0000-0x0000000007404000-memory.dmp

Filesize
1.3MB

Download
memory/1220-24-0x0000000002F30000-0x0000000003030000-memory.dmp

Filesize
1024KB

Download
memory/1220-12-0x0000000004B50000-0x0000000004C18000-memory.dmp

Filesize
800KB

Download
memory/1220-16-0x0000000004B50000-0x0000000004C18000-memory.dmp

Filesize
800KB

Download
memory/1220-22-0x0000000004DA0000-0x0000000004E66000-memory.dmp

Filesize
792KB

Download
memory/2216-5-0x0000000000760000-0x0000000000764000-memory.dmp

Filesize
16KB

Download
memory/2848-14-0x0000000000400000-0x000000000042F000-memory.dmp

Filesize
188KB

Download
memory/2848-15-0x0000000000220000-0x0000000000235000-memory.dmp

Filesize
84KB

Download
memory/2848-9-0x0000000000400000-0x000000000042F000-memory.dmp

Filesize
188KB

Download
memory/2848-10-0x0000000000130000-0x0000000000145000-memory.dmp

Filesize
84KB

Download
memory/2848-7-0x0000000000930000-0x0000000000C33000-memory.dmp

Filesize
3.0MB

Download
memory/2848-6-0x0000000000400000-0x000000000042F000-memory.dmp

Filesize
188KB

Download
memory/2884-18-0x0000000000120000-0x0000000000128000-memory.dmp

Filesize
32KB

Download
memory/2884-20-0x0000000000120000-0x0000000000128000-memory.dmp

Filesize
32KB

Download
memory/2884-21-0x0000000000080000-0x00000000000AF000-memory.dmp

Filesize
188KB

Download

Analysis

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