formbook | 7228ab5bf96a118764e5ef23a98adf5873551c043785d566b336b4b086c8c806

Analysis

max time kernel
147s
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
07-11-2024 10:27

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General

Target

7228ab5bf96a118764e5ef23a98adf5873551c043785d566b336b4b086c8c806.exe
Size

1.4MB
MD5

b13589d6c7e677a20f69c828e36cd615
SHA1

ee03f296fd8d7e65fd58279b67abdb492aedda21
SHA256

7228ab5bf96a118764e5ef23a98adf5873551c043785d566b336b4b086c8c806
SHA512

4f17d30498563c34ff81f8e96937c6ffbd58ba58cded89a11a3df1775b26be628c8eda339960aa6e52b7f725dd3b61e48aec1b0b093abbc1dc04271f82b9dff5
SSDEEP

24576:EqDEvCTbMWu7rQYlBQcBiT6rprG8a+H1vRTehiGuyOSny043OeyA:ETvC/MTQYxsWR7a+N1v9Sny0GO

Score

10^/10

formbook ud04 discovery rat spyware stealer trojan

Malware Config

Extracted

Family

formbook

Version

4.1

Campaign

ud04

Decoy

oum7.pro

ovonordisk.online

akrzus.pro

tendmtedcpsa.site

mm.foo

animevyhgsft29817.click

digdxxb.info

1130.vip

uy-now-pay-later-74776.bond

ybzert.online

edcn.link

rime-flow-bay.xyz

nd777id.beauty

otoyama.shop

lranchomx.xyz

unluoren.top

uglesang-troms.net

udulbet88.net

raquewear.shop

ijanarko.net

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
behavioral2/memory/1216-3-0x0000000000400000-0x000000000042F000-memory.dmp	formbook
behavioral2/memory/1216-6-0x0000000000400000-0x000000000042F000-memory.dmp	formbook
behavioral2/memory/1216-10-0x0000000000400000-0x000000000042F000-memory.dmp	formbook
behavioral2/memory/2008-17-0x0000000000DC0000-0x0000000000DEF000-memory.dmp	formbook

Suspicious use of SetThreadContext 4 IoCs

Processes:

7228ab5bf96a118764e5ef23a98adf5873551c043785d566b336b4b086c8c806.exesvchost.execmd.exe

description	pid	Process	procid_target
PID 1192 set thread context of 1216	1192	7228ab5bf96a118764e5ef23a98adf5873551c043785d566b336b4b086c8c806.exe	86
PID 1216 set thread context of 3540	1216	svchost.exe	56
PID 1216 set thread context of 3540	1216	svchost.exe	56
PID 2008 set thread context of 3540	2008	cmd.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:

7228ab5bf96a118764e5ef23a98adf5873551c043785d566b336b4b086c8c806.execmd.execmd.exe

description	ioc	Process
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	7228ab5bf96a118764e5ef23a98adf5873551c043785d566b336b4b086c8c806.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	cmd.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	cmd.exe

Suspicious behavior: EnumeratesProcesses 62 IoCs

Processes:

svchost.execmd.exe

pid	Process
1216	svchost.exe
1216	svchost.exe
1216	svchost.exe
1216	svchost.exe
1216	svchost.exe
1216	svchost.exe
2008	cmd.exe
2008	cmd.exe
2008	cmd.exe
2008	cmd.exe
2008	cmd.exe
2008	cmd.exe
2008	cmd.exe
2008	cmd.exe
2008	cmd.exe
2008	cmd.exe
2008	cmd.exe
2008	cmd.exe
2008	cmd.exe
2008	cmd.exe
2008	cmd.exe
2008	cmd.exe
2008	cmd.exe
2008	cmd.exe
2008	cmd.exe
2008	cmd.exe
2008	cmd.exe
2008	cmd.exe
2008	cmd.exe
2008	cmd.exe
2008	cmd.exe
2008	cmd.exe
2008	cmd.exe
2008	cmd.exe
2008	cmd.exe
2008	cmd.exe
2008	cmd.exe
2008	cmd.exe
2008	cmd.exe
2008	cmd.exe
2008	cmd.exe
2008	cmd.exe
2008	cmd.exe
2008	cmd.exe
2008	cmd.exe
2008	cmd.exe
2008	cmd.exe
2008	cmd.exe
2008	cmd.exe
2008	cmd.exe
2008	cmd.exe
2008	cmd.exe
2008	cmd.exe
2008	cmd.exe
2008	cmd.exe
2008	cmd.exe
2008	cmd.exe
2008	cmd.exe
2008	cmd.exe
2008	cmd.exe
2008	cmd.exe
2008	cmd.exe

Suspicious behavior: MapViewOfSection 7 IoCs

Processes:

7228ab5bf96a118764e5ef23a98adf5873551c043785d566b336b4b086c8c806.exesvchost.execmd.exe

pid	Process
1192	7228ab5bf96a118764e5ef23a98adf5873551c043785d566b336b4b086c8c806.exe
1216	svchost.exe
1216	svchost.exe
1216	svchost.exe
1216	svchost.exe
2008	cmd.exe
2008	cmd.exe

Suspicious use of AdjustPrivilegeToken 2 IoCs

Processes:

svchost.execmd.exe

description	pid	Process
Token: SeDebugPrivilege	1216	svchost.exe
Token: SeDebugPrivilege	2008	cmd.exe

Suspicious use of UnmapMainImage 1 IoCs

Processes:

Explorer.EXE

pid	Process
3540	Explorer.EXE

Suspicious use of WriteProcessMemory 10 IoCs

Processes:

7228ab5bf96a118764e5ef23a98adf5873551c043785d566b336b4b086c8c806.exeExplorer.EXEcmd.exe

description	pid	Process	procid_target
PID 1192 wrote to memory of 1216	1192	7228ab5bf96a118764e5ef23a98adf5873551c043785d566b336b4b086c8c806.exe	86
PID 1192 wrote to memory of 1216	1192	7228ab5bf96a118764e5ef23a98adf5873551c043785d566b336b4b086c8c806.exe	86
PID 1192 wrote to memory of 1216	1192	7228ab5bf96a118764e5ef23a98adf5873551c043785d566b336b4b086c8c806.exe	86
PID 1192 wrote to memory of 1216	1192	7228ab5bf96a118764e5ef23a98adf5873551c043785d566b336b4b086c8c806.exe	86
PID 3540 wrote to memory of 2008	3540	Explorer.EXE	94
PID 3540 wrote to memory of 2008	3540	Explorer.EXE	94
PID 3540 wrote to memory of 2008	3540	Explorer.EXE	94
PID 2008 wrote to memory of 436	2008	cmd.exe	97
PID 2008 wrote to memory of 436	2008	cmd.exe	97
PID 2008 wrote to memory of 436	2008	cmd.exe	97

C:\Windows\Explorer.EXE
C:\Windows\Explorer.EXE
1⤵
- Suspicious use of UnmapMainImage
- Suspicious use of WriteProcessMemory
PID:3540
- C:\Users\Admin\AppData\Local\Temp\7228ab5bf96a118764e5ef23a98adf5873551c043785d566b336b4b086c8c806.exe
  "C:\Users\Admin\AppData\Local\Temp\7228ab5bf96a118764e5ef23a98adf5873551c043785d566b336b4b086c8c806.exe"
  2⤵
  - Suspicious use of SetThreadContext
  - System Location Discovery: System Language Discovery
  - Suspicious behavior: MapViewOfSection
  - Suspicious use of WriteProcessMemory
  PID:1192
- - C:\Windows\SysWOW64\svchost.exe
    "C:\Users\Admin\AppData\Local\Temp\7228ab5bf96a118764e5ef23a98adf5873551c043785d566b336b4b086c8c806.exe"
    3⤵
    - Suspicious use of SetThreadContext
    - Suspicious behavior: EnumeratesProcesses
    - Suspicious behavior: MapViewOfSection
    - Suspicious use of AdjustPrivilegeToken
    PID:1216
- C:\Windows\SysWOW64\autochk.exe
  "C:\Windows\SysWOW64\autochk.exe"
  2⤵
  PID:2868
- C:\Windows\SysWOW64\autochk.exe
  "C:\Windows\SysWOW64\autochk.exe"
  2⤵
  PID:4388
- C:\Windows\SysWOW64\cmd.exe
  "C:\Windows\SysWOW64\cmd.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:2008
- - C:\Windows\SysWOW64\cmd.exe
    /c del "C:\Windows\SysWOW64\svchost.exe"
    3⤵
    - System Location Discovery: System Language Discovery
    PID:436

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/1192-2-0x0000000000CF0000-0x00000000010F0000-memory.dmp

Filesize
4.0MB

Download
memory/1216-10-0x0000000000400000-0x000000000042F000-memory.dmp

Filesize
188KB

Download
memory/1216-4-0x0000000001500000-0x000000000184A000-memory.dmp

Filesize
3.3MB

Download
memory/1216-6-0x0000000000400000-0x000000000042F000-memory.dmp

Filesize
188KB

Download
memory/1216-7-0x0000000001960000-0x0000000001974000-memory.dmp

Filesize
80KB

Download
memory/1216-3-0x0000000000400000-0x000000000042F000-memory.dmp

Filesize
188KB

Download
memory/1216-11-0x0000000003330000-0x0000000003344000-memory.dmp

Filesize
80KB

Download
memory/2008-16-0x0000000000980000-0x00000000009DA000-memory.dmp

Filesize
360KB

Download
memory/2008-14-0x0000000000980000-0x00000000009DA000-memory.dmp

Filesize
360KB

Download
memory/2008-17-0x0000000000DC0000-0x0000000000DEF000-memory.dmp

Filesize
188KB

Download
memory/3540-12-0x0000000007ED0000-0x000000000807D000-memory.dmp

Filesize
1.7MB

Download
memory/3540-8-0x0000000002820000-0x0000000002908000-memory.dmp

Filesize
928KB

Download
memory/3540-13-0x0000000002820000-0x0000000002908000-memory.dmp

Filesize
928KB

Download
memory/3540-18-0x0000000007ED0000-0x000000000807D000-memory.dmp

Filesize
1.7MB

Download
memory/3540-21-0x0000000008570000-0x000000000868F000-memory.dmp

Filesize
1.1MB

Download
memory/3540-23-0x0000000008570000-0x000000000868F000-memory.dmp

Filesize
1.1MB

Download
memory/3540-24-0x0000000008570000-0x000000000868F000-memory.dmp

Filesize
1.1MB

Download