formbook | 23fd85e7d0e1f372bd11f594fc1a64ac020f4a8c5adce87a70f5e9f81a66da44

Analysis

max time kernel
149s
max time network
142s
platform
windows10-2004_x64
resource
win10v2004-20241007-en
resource tags

arch:x64arch:x86image:win10v2004-20241007-enlocale:en-usos:windows10-2004-x64system
submitted
01-11-2024 13:36

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General

Target

ENERCOVRFQPO20225181.exe
Size

922KB
MD5

63de9b7b92d23bea31282cf8d971b6fd
SHA1

f1050e174595781e86dfdf0d50339b626de2697a
SHA256

23fd85e7d0e1f372bd11f594fc1a64ac020f4a8c5adce87a70f5e9f81a66da44
SHA512

ce1acf54ddd2c99c490c015bb8bb00d5ca14d0c08e0edc999b3d9fa18d829702d0e26616efd20d6f7acbe5fbf7fac81d1a7d365308a1d5ab05d59bd58a69dca8
SSDEEP

12288:/OfVhpe6ijKZF67p9sLLHJFqfuw7jQNEGsWySoF1+wZQFJvK4qL9FWb/:/OfV3ijKZapWHSuwg/TpmSJvn

Score

10^/10

formbook md49 discovery rat spyware stealer trojan

Malware Config

Extracted

Family

formbook

Version

4.1

Campaign

md49

Decoy

enithpro.shop

utozeed.agency

ornpicsbd.xyz

82yjj301.top

kphone.online

3ccha73hdl5.shop

seinow.online

usurrofest.info

2ads2s2.top

oritskul.net

etlivecasino.bet

erts.navy

anieubezpieczenia.online

dyhph1020pm.top

paceglide.space

ibmedia.net

arwyking.icu

soriaticarthritis101.today

earopia.shop

gctg2qt4h.top

Signatures

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

Formbook payload 3 IoCs

rat

Processes:

resource	yara_rule
behavioral2/memory/3172-11-0x0000000000400000-0x000000000042F000-memory.dmp	formbook
behavioral2/memory/3172-16-0x0000000000400000-0x000000000042F000-memory.dmp	formbook
behavioral2/memory/1108-22-0x0000000000840000-0x000000000086F000-memory.dmp	formbook

Suspicious use of SetThreadContext 3 IoCs

Processes:

ENERCOVRFQPO20225181.exeENERCOVRFQPO20225181.exeWWAHost.exe

description	pid	Process	procid_target
PID 4944 set thread context of 3172	4944	ENERCOVRFQPO20225181.exe	99
PID 3172 set thread context of 3540	3172	ENERCOVRFQPO20225181.exe	56
PID 1108 set thread context of 3540	1108	WWAHost.exe	56

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:

WWAHost.execmd.exeENERCOVRFQPO20225181.exe

description	ioc	Process
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	WWAHost.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	cmd.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	ENERCOVRFQPO20225181.exe

Modifies registry class 2 IoCs

Processes:

Explorer.EXE

description	ioc	Process
Key created	\REGISTRY\USER\S-1-5-21-2878641211-696417878-3864914810-1000_Classes\CLSID\{018D5C66-4533-4307-9B53-224DE2ED1FE6}\Instance\	Explorer.EXE
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\CLSID\{4336a54d-038b-4685-ab02-99bb52d3fb8b}\Instance\	Explorer.EXE

Suspicious behavior: EnumeratesProcesses 54 IoCs

Processes:

ENERCOVRFQPO20225181.exeWWAHost.exe

pid	Process
3172	ENERCOVRFQPO20225181.exe
3172	ENERCOVRFQPO20225181.exe
3172	ENERCOVRFQPO20225181.exe
3172	ENERCOVRFQPO20225181.exe
1108	WWAHost.exe
1108	WWAHost.exe
1108	WWAHost.exe
1108	WWAHost.exe
1108	WWAHost.exe
1108	WWAHost.exe
1108	WWAHost.exe
1108	WWAHost.exe
1108	WWAHost.exe
1108	WWAHost.exe
1108	WWAHost.exe
1108	WWAHost.exe
1108	WWAHost.exe
1108	WWAHost.exe
1108	WWAHost.exe
1108	WWAHost.exe
1108	WWAHost.exe
1108	WWAHost.exe
1108	WWAHost.exe
1108	WWAHost.exe
1108	WWAHost.exe
1108	WWAHost.exe
1108	WWAHost.exe
1108	WWAHost.exe
1108	WWAHost.exe
1108	WWAHost.exe
1108	WWAHost.exe
1108	WWAHost.exe
1108	WWAHost.exe
1108	WWAHost.exe
1108	WWAHost.exe
1108	WWAHost.exe
1108	WWAHost.exe
1108	WWAHost.exe
1108	WWAHost.exe
1108	WWAHost.exe
1108	WWAHost.exe
1108	WWAHost.exe
1108	WWAHost.exe
1108	WWAHost.exe
1108	WWAHost.exe
1108	WWAHost.exe
1108	WWAHost.exe
1108	WWAHost.exe
1108	WWAHost.exe
1108	WWAHost.exe
1108	WWAHost.exe
1108	WWAHost.exe
1108	WWAHost.exe
1108	WWAHost.exe

Suspicious behavior: MapViewOfSection 5 IoCs

Processes:

ENERCOVRFQPO20225181.exeWWAHost.exe

pid	Process
3172	ENERCOVRFQPO20225181.exe
3172	ENERCOVRFQPO20225181.exe
3172	ENERCOVRFQPO20225181.exe
1108	WWAHost.exe
1108	WWAHost.exe

Suspicious use of AdjustPrivilegeToken 6 IoCs

Processes:

ENERCOVRFQPO20225181.exeWWAHost.exeExplorer.EXE

description	pid	Process
Token: SeDebugPrivilege	3172	ENERCOVRFQPO20225181.exe
Token: SeDebugPrivilege	1108	WWAHost.exe
Token: SeShutdownPrivilege	3540	Explorer.EXE
Token: SeCreatePagefilePrivilege	3540	Explorer.EXE
Token: SeShutdownPrivilege	3540	Explorer.EXE
Token: SeCreatePagefilePrivilege	3540	Explorer.EXE

Suspicious use of UnmapMainImage 1 IoCs

Processes:

Explorer.EXE

pid	Process
3540	Explorer.EXE

Suspicious use of WriteProcessMemory 12 IoCs

Processes:

ENERCOVRFQPO20225181.exeExplorer.EXEWWAHost.exe

description	pid	Process	procid_target
PID 4944 wrote to memory of 3172	4944	ENERCOVRFQPO20225181.exe	99
PID 4944 wrote to memory of 3172	4944	ENERCOVRFQPO20225181.exe	99
PID 4944 wrote to memory of 3172	4944	ENERCOVRFQPO20225181.exe	99
PID 4944 wrote to memory of 3172	4944	ENERCOVRFQPO20225181.exe	99
PID 4944 wrote to memory of 3172	4944	ENERCOVRFQPO20225181.exe	99
PID 4944 wrote to memory of 3172	4944	ENERCOVRFQPO20225181.exe	99
PID 3540 wrote to memory of 1108	3540	Explorer.EXE	100
PID 3540 wrote to memory of 1108	3540	Explorer.EXE	100
PID 3540 wrote to memory of 1108	3540	Explorer.EXE	100
PID 1108 wrote to memory of 2224	1108	WWAHost.exe	101
PID 1108 wrote to memory of 2224	1108	WWAHost.exe	101
PID 1108 wrote to memory of 2224	1108	WWAHost.exe	101

C:\Windows\Explorer.EXE
C:\Windows\Explorer.EXE
1⤵
- Modifies registry class
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of UnmapMainImage
- Suspicious use of WriteProcessMemory
PID:3540
- C:\Users\Admin\AppData\Local\Temp\ENERCOVRFQPO20225181.exe
  "C:\Users\Admin\AppData\Local\Temp\ENERCOVRFQPO20225181.exe"
  2⤵
  - Suspicious use of SetThreadContext
  - System Location Discovery: System Language Discovery
  - Suspicious use of WriteProcessMemory
  PID:4944
- - C:\Users\Admin\AppData\Local\Temp\ENERCOVRFQPO20225181.exe
    "C:\Users\Admin\AppData\Local\Temp\ENERCOVRFQPO20225181.exe"
    3⤵
    - Suspicious use of SetThreadContext
    - Suspicious behavior: EnumeratesProcesses
    - Suspicious behavior: MapViewOfSection
    - Suspicious use of AdjustPrivilegeToken
    PID:3172
- C:\Windows\SysWOW64\WWAHost.exe
  "C:\Windows\SysWOW64\WWAHost.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:1108
- - C:\Windows\SysWOW64\cmd.exe
    /c del "C:\Users\Admin\AppData\Local\Temp\ENERCOVRFQPO20225181.exe"
    3⤵
    - System Location Discovery: System Language Discovery
    PID:2224

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/1108-22-0x0000000000840000-0x000000000086F000-memory.dmp

Filesize
188KB

Download
memory/1108-21-0x0000000000210000-0x00000000002EC000-memory.dmp

Filesize
880KB

Download
memory/1108-19-0x0000000000210000-0x00000000002EC000-memory.dmp

Filesize
880KB

Download
memory/3172-14-0x0000000000ED0000-0x000000000121A000-memory.dmp

Filesize
3.3MB

Download
memory/3172-16-0x0000000000400000-0x000000000042F000-memory.dmp

Filesize
188KB

Download
memory/3172-17-0x0000000001340000-0x0000000001355000-memory.dmp

Filesize
84KB

Download
memory/3172-11-0x0000000000400000-0x000000000042F000-memory.dmp

Filesize
188KB

Download
memory/3540-30-0x0000000004590000-0x0000000004688000-memory.dmp

Filesize
992KB

Download
memory/3540-28-0x0000000004590000-0x0000000004688000-memory.dmp

Filesize
992KB

Download
memory/3540-27-0x0000000004590000-0x0000000004688000-memory.dmp

Filesize
992KB

Download
memory/3540-23-0x0000000002DA0000-0x0000000002E59000-memory.dmp

Filesize
740KB

Download
memory/3540-18-0x0000000002DA0000-0x0000000002E59000-memory.dmp

Filesize
740KB

Download
memory/4944-6-0x0000000005430000-0x00000000054CC000-memory.dmp

Filesize
624KB

Download
memory/4944-13-0x0000000074680000-0x0000000074E30000-memory.dmp

Filesize
7.7MB

Download
memory/4944-10-0x0000000004B60000-0x0000000004BD6000-memory.dmp

Filesize
472KB

Download
memory/4944-9-0x0000000074680000-0x0000000074E30000-memory.dmp

Filesize
7.7MB

Download
memory/4944-8-0x000000007468E000-0x000000007468F000-memory.dmp

Filesize
4KB

Download
memory/4944-7-0x0000000005610000-0x000000000562C000-memory.dmp

Filesize
112KB

Download
memory/4944-0-0x000000007468E000-0x000000007468F000-memory.dmp

Filesize
4KB

Download
memory/4944-5-0x0000000005130000-0x000000000513A000-memory.dmp

Filesize
40KB

Download
memory/4944-4-0x0000000074680000-0x0000000074E30000-memory.dmp

Filesize
7.7MB

Download
memory/4944-3-0x0000000005160000-0x00000000051F2000-memory.dmp

Filesize
584KB

Download
memory/4944-2-0x0000000005670000-0x0000000005C14000-memory.dmp

Filesize
5.6MB

Download
memory/4944-1-0x0000000000690000-0x000000000077C000-memory.dmp

Filesize
944KB

Download