formbook | 043b0b9add2a25e9a9bfef8f32ff8ee31ca6bd4d780c72418f1f5c23b9d7ac6f

General

Target

043b0b9add2a25e9a9bfef8f32ff8ee31ca6bd4d780c72418f1f5c23b9d7ac6f.exe
Size

847KB
MD5

b1621a8c1f3d7c091ee4d8b69af3c689
SHA1

aa8c09b79a73744a4deaecf1c020261169a9a491
SHA256

043b0b9add2a25e9a9bfef8f32ff8ee31ca6bd4d780c72418f1f5c23b9d7ac6f
SHA512

4fe026c25d22672bac98a6c395bfbb3716f70f5e7081e89b70821e1c2a45d1d96d1e27db277ef800b5438abc5ed221b4a0642861d7d8cb4c14d70807d4cb36d3
SSDEEP

12288:rLkcoxg7v3qnC11ErwIhh0F4qwUgUny5QLEehQrDV4s4EgwFE9:ffmMv6Ckr7Mny5QLfCyW3Q

Score

10^/10

formbook ge07 discovery rat spyware stealer trojan

Malware Config

Extracted

Family

formbook

Version

4.1

Campaign

ge07

Decoy

amyard.shop

eloshost.xyz

g18q11a.top

orensic-vendor-735524320.click

ithin-ksvodn.xyz

xhyx.top

elonix-traceglow.pro

cillascrewedsedroth.cfd

wner-nyquh.xyz

reyhazeusa.shop

esmellretaperetotal.cfd

hqm-during.xyz

pipagtxcorrelo.xyz

lray-civil.xyz

apybarameme.xyz

rbuds.shop

hild-fcudh.xyz

rkgexg.top

estwestcottwines.shop

giyztm.xyz

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/2348-6-0x0000000000400000-0x000000000042F000-memory.dmp	formbook
behavioral1/memory/2348-9-0x0000000000400000-0x000000000042F000-memory.dmp	formbook
behavioral1/memory/2348-14-0x0000000000400000-0x000000000042F000-memory.dmp	formbook
behavioral1/memory/1716-20-0x00000000000C0000-0x00000000000EF000-memory.dmp	formbook

Suspicious use of SetThreadContext 4 IoCs

description	pid	Process	procid_target
PID 692 set thread context of 2348	692	043b0b9add2a25e9a9bfef8f32ff8ee31ca6bd4d780c72418f1f5c23b9d7ac6f.exe	30
PID 2348 set thread context of 1188	2348	svchost.exe	21
PID 2348 set thread context of 1188	2348	svchost.exe	21
PID 1716 set thread context of 1188	1716	explorer.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	043b0b9add2a25e9a9bfef8f32ff8ee31ca6bd4d780c72418f1f5c23b9d7ac6f.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	explorer.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	cmd.exe

Suspicious behavior: EnumeratesProcesses 31 IoCs

pid	Process
2348	svchost.exe
2348	svchost.exe
2348	svchost.exe
1716	explorer.exe
1716	explorer.exe
1716	explorer.exe
1716	explorer.exe
1716	explorer.exe
1716	explorer.exe
1716	explorer.exe
1716	explorer.exe
1716	explorer.exe
1716	explorer.exe
1716	explorer.exe
1716	explorer.exe
1716	explorer.exe
1716	explorer.exe
1716	explorer.exe
1716	explorer.exe
1716	explorer.exe
1716	explorer.exe
1716	explorer.exe
1716	explorer.exe
1716	explorer.exe
1716	explorer.exe
1716	explorer.exe
1716	explorer.exe
1716	explorer.exe
1716	explorer.exe
1716	explorer.exe
1716	explorer.exe

Suspicious behavior: MapViewOfSection 7 IoCs

pid	Process
692	043b0b9add2a25e9a9bfef8f32ff8ee31ca6bd4d780c72418f1f5c23b9d7ac6f.exe
2348	svchost.exe
2348	svchost.exe
2348	svchost.exe
2348	svchost.exe
1716	explorer.exe
1716	explorer.exe

Suspicious use of AdjustPrivilegeToken 2 IoCs

description	pid	Process
Token: SeDebugPrivilege	2348	svchost.exe
Token: SeDebugPrivilege	1716	explorer.exe

Suspicious use of FindShellTrayWindow 4 IoCs

pid	Process
692	043b0b9add2a25e9a9bfef8f32ff8ee31ca6bd4d780c72418f1f5c23b9d7ac6f.exe
692	043b0b9add2a25e9a9bfef8f32ff8ee31ca6bd4d780c72418f1f5c23b9d7ac6f.exe
1188	Explorer.EXE
1188	Explorer.EXE

Suspicious use of SendNotifyMessage 2 IoCs

pid	Process
692	043b0b9add2a25e9a9bfef8f32ff8ee31ca6bd4d780c72418f1f5c23b9d7ac6f.exe
692	043b0b9add2a25e9a9bfef8f32ff8ee31ca6bd4d780c72418f1f5c23b9d7ac6f.exe

Suspicious use of WriteProcessMemory 13 IoCs

description	pid	Process	procid_target
PID 692 wrote to memory of 2348	692	043b0b9add2a25e9a9bfef8f32ff8ee31ca6bd4d780c72418f1f5c23b9d7ac6f.exe	30
PID 692 wrote to memory of 2348	692	043b0b9add2a25e9a9bfef8f32ff8ee31ca6bd4d780c72418f1f5c23b9d7ac6f.exe	30
PID 692 wrote to memory of 2348	692	043b0b9add2a25e9a9bfef8f32ff8ee31ca6bd4d780c72418f1f5c23b9d7ac6f.exe	30
PID 692 wrote to memory of 2348	692	043b0b9add2a25e9a9bfef8f32ff8ee31ca6bd4d780c72418f1f5c23b9d7ac6f.exe	30
PID 692 wrote to memory of 2348	692	043b0b9add2a25e9a9bfef8f32ff8ee31ca6bd4d780c72418f1f5c23b9d7ac6f.exe	30
PID 1188 wrote to memory of 1716	1188	Explorer.EXE	32
PID 1188 wrote to memory of 1716	1188	Explorer.EXE	32
PID 1188 wrote to memory of 1716	1188	Explorer.EXE	32
PID 1188 wrote to memory of 1716	1188	Explorer.EXE	32
PID 1716 wrote to memory of 2388	1716	explorer.exe	33
PID 1716 wrote to memory of 2388	1716	explorer.exe	33
PID 1716 wrote to memory of 2388	1716	explorer.exe	33
PID 1716 wrote to memory of 2388	1716	explorer.exe	33

C:\Windows\Explorer.EXE
C:\Windows\Explorer.EXE
1⤵
- Suspicious use of FindShellTrayWindow
- Suspicious use of WriteProcessMemory
PID:1188
- C:\Users\Admin\AppData\Local\Temp\043b0b9add2a25e9a9bfef8f32ff8ee31ca6bd4d780c72418f1f5c23b9d7ac6f.exe
  "C:\Users\Admin\AppData\Local\Temp\043b0b9add2a25e9a9bfef8f32ff8ee31ca6bd4d780c72418f1f5c23b9d7ac6f.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:692
- - C:\Windows\SysWOW64\svchost.exe
    "C:\Users\Admin\AppData\Local\Temp\043b0b9add2a25e9a9bfef8f32ff8ee31ca6bd4d780c72418f1f5c23b9d7ac6f.exe"
    3⤵
    - Suspicious use of SetThreadContext
    - Suspicious behavior: EnumeratesProcesses
    - Suspicious behavior: MapViewOfSection
    - Suspicious use of AdjustPrivilegeToken
    PID:2348
- C:\Windows\SysWOW64\explorer.exe
  "C:\Windows\SysWOW64\explorer.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:1716
- - C:\Windows\SysWOW64\cmd.exe
    /c del "C:\Windows\SysWOW64\svchost.exe"
    3⤵
    - System Location Discovery: System Language Discovery
    PID:2388

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/692-5-0x00000000003D0000-0x00000000003D4000-memory.dmp

Filesize
16KB

Download
memory/1188-17-0x0000000006C80000-0x0000000006DEF000-memory.dmp

Filesize
1.4MB

Download
memory/1188-29-0x00000000050F0000-0x000000000520F000-memory.dmp

Filesize
1.1MB

Download
memory/1188-28-0x00000000050F0000-0x000000000520F000-memory.dmp

Filesize
1.1MB

Download
memory/1188-11-0x0000000000010000-0x0000000000020000-memory.dmp

Filesize
64KB

Download
memory/1188-26-0x00000000050F0000-0x000000000520F000-memory.dmp

Filesize
1.1MB

Download
memory/1188-21-0x0000000007070000-0x00000000071B3000-memory.dmp

Filesize
1.3MB

Download
memory/1188-12-0x0000000006C80000-0x0000000006DEF000-memory.dmp

Filesize
1.4MB

Download
memory/1188-16-0x0000000007070000-0x00000000071B3000-memory.dmp

Filesize
1.3MB

Download
memory/1716-19-0x0000000000160000-0x00000000003E1000-memory.dmp

Filesize
2.5MB

Download
memory/1716-18-0x0000000000160000-0x00000000003E1000-memory.dmp

Filesize
2.5MB

Download
memory/1716-20-0x00000000000C0000-0x00000000000EF000-memory.dmp

Filesize
188KB

Download
memory/2348-15-0x0000000000430000-0x0000000000445000-memory.dmp

Filesize
84KB

Download
memory/2348-14-0x0000000000400000-0x000000000042F000-memory.dmp

Filesize
188KB

Download
memory/2348-9-0x0000000000400000-0x000000000042F000-memory.dmp

Filesize
188KB

Download
memory/2348-10-0x0000000000180000-0x0000000000195000-memory.dmp

Filesize
84KB

Download
memory/2348-7-0x0000000000960000-0x0000000000C63000-memory.dmp

Filesize
3.0MB

Download
memory/2348-6-0x0000000000400000-0x000000000042F000-memory.dmp

Filesize
188KB

Download

Analysis

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