formbook | 1141ba199a5fa20047536e6529c0d68c78649b590e65cc23601c60ece254f250

General

Target

1141ba199a5fa20047536e6529c0d68c78649b590e65cc23601c60ece254f250.exe
Size

1.1MB
MD5

44e7e9cc5bf56fadcd12bf7e24d8d8c3
SHA1

2f36d543fd5c55a9b8a55ed7a0fdab699999a936
SHA256

1141ba199a5fa20047536e6529c0d68c78649b590e65cc23601c60ece254f250
SHA512

e1b08f2623bf99d52c4ecfd9be0d331c1f9214b21313206ae1274070723723ee2915827f2225d76280e92b19a3891f98839d112ce097783494149f559874ed23
SSDEEP

24576:Stb20pkaCqT5TBWgNQ7aF3PzM7rprIMVVMQ6AO:fVg5tQ7aF3PzMfprVx5O

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

resource	yara_rule
behavioral1/memory/2252-7-0x0000000000400000-0x000000000042F000-memory.dmp	formbook
behavioral1/memory/2252-10-0x0000000000400000-0x000000000042F000-memory.dmp	formbook
behavioral1/memory/2888-17-0x0000000000070000-0x000000000009F000-memory.dmp	formbook

Suspicious use of SetThreadContext 3 IoCs

description	pid	Process	procid_target
PID 1820 set thread context of 2252	1820	1141ba199a5fa20047536e6529c0d68c78649b590e65cc23601c60ece254f250.exe	30
PID 2252 set thread context of 1388	2252	svchost.exe	21
PID 2888 set thread context of 1388	2888	wscript.exe	21

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	1141ba199a5fa20047536e6529c0d68c78649b590e65cc23601c60ece254f250.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	wscript.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	cmd.exe

Suspicious behavior: EnumeratesProcesses 31 IoCs

pid	Process
2252	svchost.exe
2252	svchost.exe
2888	wscript.exe
2888	wscript.exe
2888	wscript.exe
2888	wscript.exe
2888	wscript.exe
2888	wscript.exe
2888	wscript.exe
2888	wscript.exe
2888	wscript.exe
2888	wscript.exe
2888	wscript.exe
2888	wscript.exe
2888	wscript.exe
2888	wscript.exe
2888	wscript.exe
2888	wscript.exe
2888	wscript.exe
2888	wscript.exe
2888	wscript.exe
2888	wscript.exe
2888	wscript.exe
2888	wscript.exe
2888	wscript.exe
2888	wscript.exe
2888	wscript.exe
2888	wscript.exe
2888	wscript.exe
2888	wscript.exe
2888	wscript.exe

Suspicious behavior: MapViewOfSection 6 IoCs

pid	Process
1820	1141ba199a5fa20047536e6529c0d68c78649b590e65cc23601c60ece254f250.exe
2252	svchost.exe
2252	svchost.exe
2252	svchost.exe
2888	wscript.exe
2888	wscript.exe

Suspicious use of AdjustPrivilegeToken 2 IoCs

description	pid	Process
Token: SeDebugPrivilege	2252	svchost.exe
Token: SeDebugPrivilege	2888	wscript.exe

Suspicious use of FindShellTrayWindow 4 IoCs

pid	Process
1820	1141ba199a5fa20047536e6529c0d68c78649b590e65cc23601c60ece254f250.exe
1820	1141ba199a5fa20047536e6529c0d68c78649b590e65cc23601c60ece254f250.exe
1388	Explorer.EXE
1388	Explorer.EXE

Suspicious use of SendNotifyMessage 2 IoCs

pid	Process
1820	1141ba199a5fa20047536e6529c0d68c78649b590e65cc23601c60ece254f250.exe
1820	1141ba199a5fa20047536e6529c0d68c78649b590e65cc23601c60ece254f250.exe

Suspicious use of WriteProcessMemory 13 IoCs

description	pid	Process	procid_target
PID 1820 wrote to memory of 2252	1820	1141ba199a5fa20047536e6529c0d68c78649b590e65cc23601c60ece254f250.exe	30
PID 1820 wrote to memory of 2252	1820	1141ba199a5fa20047536e6529c0d68c78649b590e65cc23601c60ece254f250.exe	30
PID 1820 wrote to memory of 2252	1820	1141ba199a5fa20047536e6529c0d68c78649b590e65cc23601c60ece254f250.exe	30
PID 1820 wrote to memory of 2252	1820	1141ba199a5fa20047536e6529c0d68c78649b590e65cc23601c60ece254f250.exe	30
PID 1820 wrote to memory of 2252	1820	1141ba199a5fa20047536e6529c0d68c78649b590e65cc23601c60ece254f250.exe	30
PID 1388 wrote to memory of 2888	1388	Explorer.EXE	31
PID 1388 wrote to memory of 2888	1388	Explorer.EXE	31
PID 1388 wrote to memory of 2888	1388	Explorer.EXE	31
PID 1388 wrote to memory of 2888	1388	Explorer.EXE	31
PID 2888 wrote to memory of 2984	2888	wscript.exe	32
PID 2888 wrote to memory of 2984	2888	wscript.exe	32
PID 2888 wrote to memory of 2984	2888	wscript.exe	32
PID 2888 wrote to memory of 2984	2888	wscript.exe	32

C:\Windows\Explorer.EXE
C:\Windows\Explorer.EXE
1⤵
- Suspicious use of FindShellTrayWindow
- Suspicious use of WriteProcessMemory
PID:1388
- C:\Users\Admin\AppData\Local\Temp\1141ba199a5fa20047536e6529c0d68c78649b590e65cc23601c60ece254f250.exe
  "C:\Users\Admin\AppData\Local\Temp\1141ba199a5fa20047536e6529c0d68c78649b590e65cc23601c60ece254f250.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:1820
- - C:\Windows\SysWOW64\svchost.exe
    "C:\Users\Admin\AppData\Local\Temp\1141ba199a5fa20047536e6529c0d68c78649b590e65cc23601c60ece254f250.exe"
    3⤵
    - Suspicious use of SetThreadContext
    - Suspicious behavior: EnumeratesProcesses
    - Suspicious behavior: MapViewOfSection
    - Suspicious use of AdjustPrivilegeToken
    PID:2252
- C:\Windows\SysWOW64\wscript.exe
  "C:\Windows\SysWOW64\wscript.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:2888
- - C:\Windows\SysWOW64\cmd.exe
    /c del "C:\Windows\SysWOW64\svchost.exe"
    3⤵
    - System Location Discovery: System Language Discovery
    PID:2984

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

Replay Monitor

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Downloads

memory/1388-23-0x00000000070B0000-0x00000000071B7000-memory.dmp

Filesize
1.0MB

Download
memory/1388-12-0x0000000006FA0000-0x00000000070A3000-memory.dmp

Filesize
1.0MB

Download
memory/1388-26-0x00000000070B0000-0x00000000071B7000-memory.dmp

Filesize
1.0MB

Download
memory/1388-24-0x00000000070B0000-0x00000000071B7000-memory.dmp

Filesize
1.0MB

Download
memory/1388-18-0x0000000006FA0000-0x00000000070A3000-memory.dmp

Filesize
1.0MB

Download
memory/1820-6-0x0000000000B30000-0x0000000000F30000-memory.dmp

Filesize
4.0MB

Download
memory/1820-16-0x0000000000B30000-0x0000000000F30000-memory.dmp

Filesize
4.0MB

Download
memory/2252-7-0x0000000000400000-0x000000000042F000-memory.dmp

Filesize
188KB

Download
memory/2252-8-0x0000000000A70000-0x0000000000D73000-memory.dmp

Filesize
3.0MB

Download
memory/2252-10-0x0000000000400000-0x000000000042F000-memory.dmp

Filesize
188KB

Download
memory/2252-11-0x0000000000190000-0x00000000001A4000-memory.dmp

Filesize
80KB

Download
memory/2888-15-0x00000000002A0000-0x00000000002C6000-memory.dmp

Filesize
152KB

Download
memory/2888-17-0x0000000000070000-0x000000000009F000-memory.dmp

Filesize
188KB

Download
memory/2888-13-0x00000000002A0000-0x00000000002C6000-memory.dmp

Filesize
152KB

Download

Analysis

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