formbook | a73dc341737a15724833932b844ce4444908158b2b6056386798e440235364db

General

Target

EtisalatSummaryBillfortheMonthofAugust.exe
Size

1.1MB
MD5

df6915639adaa48dad6b5cad220f1b73
SHA1

b7780024fb645196808de54fcb3d48a5581c026d
SHA256

a73dc341737a15724833932b844ce4444908158b2b6056386798e440235364db
SHA512

c6951e5781c2fe9211863d51872bd135bf9ca67bbc40c2e613642fb102103ad396167e2ab725055cdff6dcd6f2499a0b2a70ba3400602d29bcbcf0d5cabe269f
SSDEEP

24576:uqDEvCTbMWu7rQYlBQcBiT6rprG8aRo8Awaa:uTvC/MTQYxsWR7aRo8n

Score

10^/10

formbook pt46 discovery rat spyware stealer trojan

Malware Config

Extracted

Family

formbook

Version

4.1

Campaign

pt46

Decoy

twinportslocal.com

rovor.store

98169.club

mdywl.com

jrd3s.rest

aston1717.top

floridawoodworkingmachinery.com

17tk555t.com

ankitsho.shop

seclameh.com

realrecordlabel.com

trenchonbirmingham.com

af28.top

rtp1kenzototo.com

theselflovesite.com

promotegetpaid.info

strategiclogisticsagency.com

learneracademy.net

per-watch.com

betbox2341.com

Signatures

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

Formbook payload 3 IoCs

rat

resource	yara_rule
behavioral1/memory/2356-11-0x0000000000400000-0x000000000042F000-memory.dmp	formbook
behavioral1/memory/2356-14-0x0000000000400000-0x000000000042F000-memory.dmp	formbook
behavioral1/memory/2576-19-0x0000000000080000-0x00000000000AF000-memory.dmp	formbook

Suspicious use of SetThreadContext 3 IoCs

description	pid	Process	procid_target
PID 540 set thread context of 2356	540	EtisalatSummaryBillfortheMonthofAugust.exe	31
PID 2356 set thread context of 1336	2356	svchost.exe	21
PID 2576 set thread context of 1336	2576	msdt.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	EtisalatSummaryBillfortheMonthofAugust.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	msdt.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	cmd.exe

Suspicious behavior: EnumeratesProcesses 31 IoCs

pid	Process
2356	svchost.exe
2356	svchost.exe
2576	msdt.exe
2576	msdt.exe
2576	msdt.exe
2576	msdt.exe
2576	msdt.exe
2576	msdt.exe
2576	msdt.exe
2576	msdt.exe
2576	msdt.exe
2576	msdt.exe
2576	msdt.exe
2576	msdt.exe
2576	msdt.exe
2576	msdt.exe
2576	msdt.exe
2576	msdt.exe
2576	msdt.exe
2576	msdt.exe
2576	msdt.exe
2576	msdt.exe
2576	msdt.exe
2576	msdt.exe
2576	msdt.exe
2576	msdt.exe
2576	msdt.exe
2576	msdt.exe
2576	msdt.exe
2576	msdt.exe
2576	msdt.exe

Suspicious behavior: MapViewOfSection 6 IoCs

pid	Process
540	EtisalatSummaryBillfortheMonthofAugust.exe
2356	svchost.exe
2356	svchost.exe
2356	svchost.exe
2576	msdt.exe
2576	msdt.exe

Suspicious use of AdjustPrivilegeToken 2 IoCs

description	pid	Process
Token: SeDebugPrivilege	2356	svchost.exe
Token: SeDebugPrivilege	2576	msdt.exe

Suspicious use of FindShellTrayWindow 6 IoCs

pid	Process
540	EtisalatSummaryBillfortheMonthofAugust.exe
540	EtisalatSummaryBillfortheMonthofAugust.exe
1336	Explorer.EXE
1336	Explorer.EXE
1336	Explorer.EXE
1336	Explorer.EXE

Suspicious use of SendNotifyMessage 4 IoCs

pid	Process
540	EtisalatSummaryBillfortheMonthofAugust.exe
540	EtisalatSummaryBillfortheMonthofAugust.exe
1336	Explorer.EXE
1336	Explorer.EXE

Suspicious use of WriteProcessMemory 13 IoCs

description	pid	Process	procid_target
PID 540 wrote to memory of 2356	540	EtisalatSummaryBillfortheMonthofAugust.exe	31
PID 540 wrote to memory of 2356	540	EtisalatSummaryBillfortheMonthofAugust.exe	31
PID 540 wrote to memory of 2356	540	EtisalatSummaryBillfortheMonthofAugust.exe	31
PID 540 wrote to memory of 2356	540	EtisalatSummaryBillfortheMonthofAugust.exe	31
PID 540 wrote to memory of 2356	540	EtisalatSummaryBillfortheMonthofAugust.exe	31
PID 1336 wrote to memory of 2576	1336	Explorer.EXE	32
PID 1336 wrote to memory of 2576	1336	Explorer.EXE	32
PID 1336 wrote to memory of 2576	1336	Explorer.EXE	32
PID 1336 wrote to memory of 2576	1336	Explorer.EXE	32
PID 2576 wrote to memory of 2208	2576	msdt.exe	33
PID 2576 wrote to memory of 2208	2576	msdt.exe	33
PID 2576 wrote to memory of 2208	2576	msdt.exe	33
PID 2576 wrote to memory of 2208	2576	msdt.exe	33

C:\Windows\Explorer.EXE
C:\Windows\Explorer.EXE
1⤵
- Suspicious use of FindShellTrayWindow
- Suspicious use of SendNotifyMessage
- Suspicious use of WriteProcessMemory
PID:1336
- C:\Users\Admin\AppData\Local\Temp\EtisalatSummaryBillfortheMonthofAugust.exe
  "C:\Users\Admin\AppData\Local\Temp\EtisalatSummaryBillfortheMonthofAugust.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:540
- - C:\Windows\SysWOW64\svchost.exe
    "C:\Users\Admin\AppData\Local\Temp\EtisalatSummaryBillfortheMonthofAugust.exe"
    3⤵
    - Suspicious use of SetThreadContext
    - Suspicious behavior: EnumeratesProcesses
    - Suspicious behavior: MapViewOfSection
    - Suspicious use of AdjustPrivilegeToken
    PID:2356
- C:\Windows\SysWOW64\msdt.exe
  "C:\Windows\SysWOW64\msdt.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:2576
- - C:\Windows\SysWOW64\cmd.exe
    /c del "C:\Windows\SysWOW64\svchost.exe"
    3⤵
    - System Location Discovery: System Language Discovery
    PID:2208

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/540-10-0x00000000000F0000-0x00000000000F4000-memory.dmp

Filesize
16KB

Download
memory/1336-20-0x00000000067E0000-0x00000000068FA000-memory.dmp

Filesize
1.1MB

Download
memory/1336-29-0x00000000073D0000-0x0000000007510000-memory.dmp

Filesize
1.2MB

Download
memory/1336-27-0x00000000073D0000-0x0000000007510000-memory.dmp

Filesize
1.2MB

Download
memory/1336-26-0x00000000073D0000-0x0000000007510000-memory.dmp

Filesize
1.2MB

Download
memory/1336-16-0x00000000067E0000-0x00000000068FA000-memory.dmp

Filesize
1.1MB

Download
memory/2356-15-0x0000000000220000-0x0000000000234000-memory.dmp

Filesize
80KB

Download
memory/2356-14-0x0000000000400000-0x000000000042F000-memory.dmp

Filesize
188KB

Download
memory/2356-12-0x0000000000800000-0x0000000000B03000-memory.dmp

Filesize
3.0MB

Download
memory/2356-11-0x0000000000400000-0x000000000042F000-memory.dmp

Filesize
188KB

Download
memory/2576-18-0x0000000000C00000-0x0000000000CF4000-memory.dmp

Filesize
976KB

Download
memory/2576-19-0x0000000000080000-0x00000000000AF000-memory.dmp

Filesize
188KB

Download
memory/2576-17-0x0000000000C00000-0x0000000000CF4000-memory.dmp

Filesize
976KB

Download

Analysis

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