formbook | dc3bc30caf7551eb4a3215284e8ea7218d4270a82907642b4dddba6decbfe9bc

General

Target

DC3BC30CAF7551EB4A3215284E8EA7218D4270A82907642B4DDDBA6DECBFE9BC.exe
Size

1.1MB
MD5

36bf1a6c87d19d23cf7054e102296a31
SHA1

de79b432180085cae501db3cdf3863b1802245cf
SHA256

dc3bc30caf7551eb4a3215284e8ea7218d4270a82907642b4dddba6decbfe9bc
SHA512

ad5bb4f8dab7ea959c2635a0aeeedc1a8e2e9d3f7fdb839df7152324cd42e5d98fc1807758c42dcd9a1ff2504f2a5291ed72aefddb5499cf33ea8579adf64b8f
SSDEEP

24576:fAHnh+eWsN3skA4RV1Hom2KXMmHaPcaGOUetKgbkW58xk1e5:Ch+ZkldoPK8YaPc17kd8SW

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 family
formbook

Formbook payload 3 IoCs

rat

resource	yara_rule
behavioral1/memory/2076-11-0x0000000000400000-0x000000000042F000-memory.dmp	formbook
behavioral1/memory/2076-14-0x0000000000400000-0x000000000042F000-memory.dmp	formbook
behavioral1/memory/2076-19-0x0000000000400000-0x000000000042F000-memory.dmp	formbook

Suspicious use of SetThreadContext 3 IoCs

description	pid	Process	procid_target
PID 3056 set thread context of 2076	3056	DC3BC30CAF7551EB4A3215284E8EA7218D4270A82907642B4DDDBA6DECBFE9BC.exe	30
PID 2076 set thread context of 1200	2076	svchost.exe	21
PID 2076 set thread context of 1200	2076	svchost.exe	21

Program crash 1 IoCs

pid	pid_target	Process	procid_target
2648	2124	WerFault.exe	32

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	DC3BC30CAF7551EB4A3215284E8EA7218D4270A82907642B4DDDBA6DECBFE9BC.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	svchost.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	msiexec.exe

Suspicious behavior: EnumeratesProcesses 3 IoCs

pid	Process
2076	svchost.exe
2076	svchost.exe
2076	svchost.exe

Suspicious behavior: MapViewOfSection 5 IoCs

pid	Process
3056	DC3BC30CAF7551EB4A3215284E8EA7218D4270A82907642B4DDDBA6DECBFE9BC.exe
2076	svchost.exe
2076	svchost.exe
2076	svchost.exe
2076	svchost.exe

Suspicious use of AdjustPrivilegeToken 4 IoCs

description	pid	Process
Token: SeDebugPrivilege	2076	svchost.exe
Token: SeShutdownPrivilege	1200	Explorer.EXE
Token: SeShutdownPrivilege	1200	Explorer.EXE
Token: SeShutdownPrivilege	1200	Explorer.EXE

Suspicious use of FindShellTrayWindow 5 IoCs

pid	Process
3056	DC3BC30CAF7551EB4A3215284E8EA7218D4270A82907642B4DDDBA6DECBFE9BC.exe
3056	DC3BC30CAF7551EB4A3215284E8EA7218D4270A82907642B4DDDBA6DECBFE9BC.exe
3056	DC3BC30CAF7551EB4A3215284E8EA7218D4270A82907642B4DDDBA6DECBFE9BC.exe
1200	Explorer.EXE
1200	Explorer.EXE

Suspicious use of SendNotifyMessage 3 IoCs

pid	Process
3056	DC3BC30CAF7551EB4A3215284E8EA7218D4270A82907642B4DDDBA6DECBFE9BC.exe
3056	DC3BC30CAF7551EB4A3215284E8EA7218D4270A82907642B4DDDBA6DECBFE9BC.exe
3056	DC3BC30CAF7551EB4A3215284E8EA7218D4270A82907642B4DDDBA6DECBFE9BC.exe

Suspicious use of WriteProcessMemory 16 IoCs

description	pid	Process	procid_target
PID 3056 wrote to memory of 2076	3056	DC3BC30CAF7551EB4A3215284E8EA7218D4270A82907642B4DDDBA6DECBFE9BC.exe	30
PID 3056 wrote to memory of 2076	3056	DC3BC30CAF7551EB4A3215284E8EA7218D4270A82907642B4DDDBA6DECBFE9BC.exe	30
PID 3056 wrote to memory of 2076	3056	DC3BC30CAF7551EB4A3215284E8EA7218D4270A82907642B4DDDBA6DECBFE9BC.exe	30
PID 3056 wrote to memory of 2076	3056	DC3BC30CAF7551EB4A3215284E8EA7218D4270A82907642B4DDDBA6DECBFE9BC.exe	30
PID 3056 wrote to memory of 2076	3056	DC3BC30CAF7551EB4A3215284E8EA7218D4270A82907642B4DDDBA6DECBFE9BC.exe	30
PID 2076 wrote to memory of 2124	2076	svchost.exe	32
PID 2076 wrote to memory of 2124	2076	svchost.exe	32
PID 2076 wrote to memory of 2124	2076	svchost.exe	32
PID 2076 wrote to memory of 2124	2076	svchost.exe	32
PID 2076 wrote to memory of 2124	2076	svchost.exe	32
PID 2076 wrote to memory of 2124	2076	svchost.exe	32
PID 2076 wrote to memory of 2124	2076	svchost.exe	32
PID 2124 wrote to memory of 2648	2124	msiexec.exe	33
PID 2124 wrote to memory of 2648	2124	msiexec.exe	33
PID 2124 wrote to memory of 2648	2124	msiexec.exe	33
PID 2124 wrote to memory of 2648	2124	msiexec.exe	33

C:\Windows\Explorer.EXE
C:\Windows\Explorer.EXE
1⤵
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of FindShellTrayWindow
PID:1200
- C:\Users\Admin\AppData\Local\Temp\DC3BC30CAF7551EB4A3215284E8EA7218D4270A82907642B4DDDBA6DECBFE9BC.exe
  "C:\Users\Admin\AppData\Local\Temp\DC3BC30CAF7551EB4A3215284E8EA7218D4270A82907642B4DDDBA6DECBFE9BC.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:3056
- - C:\Windows\SysWOW64\svchost.exe
    "C:\Users\Admin\AppData\Local\Temp\DC3BC30CAF7551EB4A3215284E8EA7218D4270A82907642B4DDDBA6DECBFE9BC.exe"
    3⤵
    - 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:2076
  - - C:\Windows\SysWOW64\msiexec.exe
      "C:\Windows\SysWOW64\msiexec.exe"
      4⤵
      System Location Discovery: System Language Discovery
      Suspicious use of WriteProcessMemory
      PID:2124
    - - C:\Windows\SysWOW64\WerFault.exe
        
        C:\Windows\SysWOW64\WerFault.exe -u -p 2124 -s 272
        5⤵
        Program crash
        
        PID:2648
- C:\Windows\SysWOW64\autofmt.exe
  "C:\Windows\SysWOW64\autofmt.exe"
  2⤵
  PID:2768

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/1200-16-0x0000000002D00000-0x0000000002E00000-memory.dmp

Filesize
1024KB

Download
memory/1200-27-0x0000000006AA0000-0x0000000006C10000-memory.dmp

Filesize
1.4MB

Download
memory/1200-22-0x0000000006AA0000-0x0000000006C10000-memory.dmp

Filesize
1.4MB

Download
memory/1200-21-0x0000000004930000-0x0000000004A05000-memory.dmp

Filesize
852KB

Download
memory/1200-17-0x0000000004930000-0x0000000004A05000-memory.dmp

Filesize
852KB

Download
memory/2076-15-0x00000000001C0000-0x00000000001D4000-memory.dmp

Filesize
80KB

Download
memory/2076-14-0x0000000000400000-0x000000000042F000-memory.dmp

Filesize
188KB

Download
memory/2076-20-0x00000000002A0000-0x00000000002B4000-memory.dmp

Filesize
80KB

Download
memory/2076-19-0x0000000000400000-0x000000000042F000-memory.dmp

Filesize
188KB

Download
memory/2076-12-0x0000000000900000-0x0000000000C03000-memory.dmp

Filesize
3.0MB

Download
memory/2076-11-0x0000000000400000-0x000000000042F000-memory.dmp

Filesize
188KB

Download
memory/2124-24-0x00000000003C0000-0x00000000003D4000-memory.dmp

Filesize
80KB

Download
memory/2124-23-0x00000000003C0000-0x00000000003D4000-memory.dmp

Filesize
80KB

Download
memory/2124-26-0x00000000003C0000-0x00000000003D4000-memory.dmp

Filesize
80KB

Download
memory/3056-10-0x0000000000260000-0x0000000000264000-memory.dmp

Filesize
16KB

Download

Analysis

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