formbook | 7228ab5bf96a118764e5ef23a98adf5873551c043785d566b336b4b086c8c806

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 3 IoCs

rat

Processes:

resource	yara_rule
behavioral1/memory/2784-3-0x0000000000400000-0x000000000042F000-memory.dmp	formbook
behavioral1/memory/2784-6-0x0000000000400000-0x000000000042F000-memory.dmp	formbook
behavioral1/memory/2932-12-0x0000000000080000-0x00000000000AF000-memory.dmp	formbook

Suspicious use of SetThreadContext 3 IoCs

Processes:

7228ab5bf96a118764e5ef23a98adf5873551c043785d566b336b4b086c8c806.exesvchost.exeNAPSTAT.EXE

description	pid	process	target process
PID 2720 set thread context of 2784	2720	7228ab5bf96a118764e5ef23a98adf5873551c043785d566b336b4b086c8c806.exe	svchost.exe
PID 2784 set thread context of 1200	2784	svchost.exe	Explorer.EXE
PID 2932 set thread context of 1200	2932	NAPSTAT.EXE	Explorer.EXE

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:

NAPSTAT.EXEcmd.exe7228ab5bf96a118764e5ef23a98adf5873551c043785d566b336b4b086c8c806.exe

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

Suspicious behavior: EnumeratesProcesses 31 IoCs

Processes:

svchost.exeNAPSTAT.EXE

pid	process
2784	svchost.exe
2784	svchost.exe
2932	NAPSTAT.EXE
2932	NAPSTAT.EXE
2932	NAPSTAT.EXE
2932	NAPSTAT.EXE
2932	NAPSTAT.EXE
2932	NAPSTAT.EXE
2932	NAPSTAT.EXE
2932	NAPSTAT.EXE
2932	NAPSTAT.EXE
2932	NAPSTAT.EXE
2932	NAPSTAT.EXE
2932	NAPSTAT.EXE
2932	NAPSTAT.EXE
2932	NAPSTAT.EXE
2932	NAPSTAT.EXE
2932	NAPSTAT.EXE
2932	NAPSTAT.EXE
2932	NAPSTAT.EXE
2932	NAPSTAT.EXE
2932	NAPSTAT.EXE
2932	NAPSTAT.EXE
2932	NAPSTAT.EXE
2932	NAPSTAT.EXE
2932	NAPSTAT.EXE
2932	NAPSTAT.EXE
2932	NAPSTAT.EXE
2932	NAPSTAT.EXE
2932	NAPSTAT.EXE
2932	NAPSTAT.EXE

Suspicious behavior: MapViewOfSection 6 IoCs

Processes:

7228ab5bf96a118764e5ef23a98adf5873551c043785d566b336b4b086c8c806.exesvchost.exeNAPSTAT.EXE

pid	process
2720	7228ab5bf96a118764e5ef23a98adf5873551c043785d566b336b4b086c8c806.exe
2784	svchost.exe
2784	svchost.exe
2784	svchost.exe
2932	NAPSTAT.EXE
2932	NAPSTAT.EXE

Suspicious use of AdjustPrivilegeToken 2 IoCs

Processes:

svchost.exeNAPSTAT.EXE

description pid process

Token: SeDebugPrivilege 2784 svchost.exe
Token: SeDebugPrivilege 2932 NAPSTAT.EXE

description	pid	process
Token: SeDebugPrivilege	2784	svchost.exe
Token: SeDebugPrivilege	2932	NAPSTAT.EXE

Suspicious use of WriteProcessMemory 13 IoCs

Processes:

7228ab5bf96a118764e5ef23a98adf5873551c043785d566b336b4b086c8c806.exeExplorer.EXENAPSTAT.EXE

description	pid	process	target process
PID 2720 wrote to memory of 2784	2720	7228ab5bf96a118764e5ef23a98adf5873551c043785d566b336b4b086c8c806.exe	svchost.exe
PID 2720 wrote to memory of 2784	2720	7228ab5bf96a118764e5ef23a98adf5873551c043785d566b336b4b086c8c806.exe	svchost.exe
PID 2720 wrote to memory of 2784	2720	7228ab5bf96a118764e5ef23a98adf5873551c043785d566b336b4b086c8c806.exe	svchost.exe
PID 2720 wrote to memory of 2784	2720	7228ab5bf96a118764e5ef23a98adf5873551c043785d566b336b4b086c8c806.exe	svchost.exe
PID 2720 wrote to memory of 2784	2720	7228ab5bf96a118764e5ef23a98adf5873551c043785d566b336b4b086c8c806.exe	svchost.exe
PID 1200 wrote to memory of 2932	1200	Explorer.EXE	NAPSTAT.EXE
PID 1200 wrote to memory of 2932	1200	Explorer.EXE	NAPSTAT.EXE
PID 1200 wrote to memory of 2932	1200	Explorer.EXE	NAPSTAT.EXE
PID 1200 wrote to memory of 2932	1200	Explorer.EXE	NAPSTAT.EXE
PID 2932 wrote to memory of 2736	2932	NAPSTAT.EXE	cmd.exe
PID 2932 wrote to memory of 2736	2932	NAPSTAT.EXE	cmd.exe
PID 2932 wrote to memory of 2736	2932	NAPSTAT.EXE	cmd.exe
PID 2932 wrote to memory of 2736	2932	NAPSTAT.EXE	cmd.exe

C:\Windows\Explorer.EXE
C:\Windows\Explorer.EXE
1⤵
- Suspicious use of WriteProcessMemory
PID:1200
- 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:2720
- - 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:2784
- C:\Windows\SysWOW64\NAPSTAT.EXE
  "C:\Windows\SysWOW64\NAPSTAT.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:2932
- - C:\Windows\SysWOW64\cmd.exe
    /c del "C:\Windows\SysWOW64\svchost.exe"
    3⤵
    - System Location Discovery: System Language Discovery
    PID:2736

Network

MITRE ATT&CK Enterprise v15

Reconnaissance

Resource Development

Initial Access

Execution

Persistence

Privilege Escalation

Defense Evasion

Credential Access

Discovery

System Location Discovery

1

T1614

System Language Discovery

1

T1614.001

Lateral Movement

Collection

Command and Control

Exfiltration

Impact

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Downloads

memory/1200-8-0x0000000006D90000-0x0000000006ECE000-memory.dmp

Filesize
1.2MB

Download
memory/1200-13-0x0000000006D90000-0x0000000006ECE000-memory.dmp

Filesize
1.2MB

Download
memory/2720-2-0x0000000000F20000-0x0000000001320000-memory.dmp

Filesize
4.0MB

Download
memory/2784-3-0x0000000000400000-0x000000000042F000-memory.dmp

Filesize
188KB

Download
memory/2784-4-0x0000000000770000-0x0000000000A73000-memory.dmp

Filesize
3.0MB

Download
memory/2784-7-0x0000000000110000-0x0000000000124000-memory.dmp

Filesize
80KB

Download
memory/2784-6-0x0000000000400000-0x000000000042F000-memory.dmp

Filesize
188KB

Download
memory/2932-9-0x0000000000FF0000-0x0000000001036000-memory.dmp

Filesize
280KB

Download
memory/2932-11-0x0000000000FF0000-0x0000000001036000-memory.dmp

Filesize
280KB

Download
memory/2932-12-0x0000000000080000-0x00000000000AF000-memory.dmp

Filesize
188KB

Download

Analysis

Sharing

General

Malware Config

Extracted

Signatures

Processes

Network

MITRE ATT&CK Enterprise v15

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Downloads