formbook | e8994a0cb8ef240fb30be87d86b552d2580cdfc8b468429d2f7f0acbbd3b8ef0

General

Target

cbeee5f0d63a9178155739c1eca36e16ceaffc7ccda4154d991f068766df52ba.exe
Size

733KB
MD5

7095e01e6bf3655a8b1d1449a91cd195
SHA1

59bcb0f7b17b4d6ccb6efd8f3a47a5bf6f1b2268
SHA256

cbeee5f0d63a9178155739c1eca36e16ceaffc7ccda4154d991f068766df52ba
SHA512

ab6444bc46a4f037ecdce3b57b9f92732ce17e4034e9616d067c6148bae34ed3bfeba4f6e2b2aee2d4391cd679a0737e4fabaf0d0c940ec0b22bad167e501a21
SSDEEP

12288:FoQyRAvxF72mzaRZJvfUAp2F0Fthci5UoiKqBLXpOi/8UOkWTSWK:sSxF7HzaRFpA0X3viKk5JsfSz

Score

10^/10

formbook bi05 discovery execution rat spyware stealer trojan

Malware Config

Extracted

Family

formbook

Version

4.1

Campaign

bi05

Decoy

ollow-the-bit.online

aopho.autos

14ra567dp.autos

48651301.top

ussian-dating-54714.bond

sychology-degree-80838.bond

lytracker.xyz

strology-forest.sbs

swjbcl3.top

ridgenexttechnologies.partners

lroy.sbs

kyscreen.vip

anhit.live

uckyheart.xyz

orddserials.online

hetune.shop

nherited-traits-ant.bond

stanaslot-1.xyz

sychologist-therapy-36914.bond

iandramonami.net

Signatures

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

Formbook payload 1 IoCs

rat

resource	yara_rule
behavioral1/memory/2856-25-0x0000000000400000-0x000000000042F000-memory.dmp	formbook

Command and Scripting Interpreter: PowerShell 1 TTPs 2 IoCs

Run Powershell to modify Windows Defender settings to add exclusions for file extensions, paths, and processes.

execution

PowerShell

T1059.001

pid	Process
2424	powershell.exe
860	powershell.exe

Suspicious use of SetThreadContext 1 IoCs

description	pid	Process	procid_target
PID 2396 set thread context of 2856	2396	cbeee5f0d63a9178155739c1eca36e16ceaffc7ccda4154d991f068766df52ba.exe	38

Enumerates physical storage devices 1 TTPs
Attempts to interact with connected storage/optical drive(s).

System Information Discovery
T1082

System Location Discovery: System Language Discovery 1 TTPs 4 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	cbeee5f0d63a9178155739c1eca36e16ceaffc7ccda4154d991f068766df52ba.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	powershell.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	powershell.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	schtasks.exe

Scheduled Task/Job: Scheduled Task 1 TTPs 1 IoCs

Schtasks is often used by malware for persistence or to perform post-infection execution.

persistence execution

Scheduled Task

T1053.005

pid	Process
2840	schtasks.exe

Suspicious behavior: EnumeratesProcesses 7 IoCs

pid	Process
2396	cbeee5f0d63a9178155739c1eca36e16ceaffc7ccda4154d991f068766df52ba.exe
2396	cbeee5f0d63a9178155739c1eca36e16ceaffc7ccda4154d991f068766df52ba.exe
2396	cbeee5f0d63a9178155739c1eca36e16ceaffc7ccda4154d991f068766df52ba.exe
2396	cbeee5f0d63a9178155739c1eca36e16ceaffc7ccda4154d991f068766df52ba.exe
2856	cbeee5f0d63a9178155739c1eca36e16ceaffc7ccda4154d991f068766df52ba.exe
2424	powershell.exe
860	powershell.exe

Suspicious use of AdjustPrivilegeToken 3 IoCs

description	pid	Process
Token: SeDebugPrivilege	2396	cbeee5f0d63a9178155739c1eca36e16ceaffc7ccda4154d991f068766df52ba.exe
Token: SeDebugPrivilege	2424	powershell.exe
Token: SeDebugPrivilege	860	powershell.exe

Suspicious use of WriteProcessMemory 23 IoCs

description	pid	Process	procid_target
PID 2396 wrote to memory of 860	2396	cbeee5f0d63a9178155739c1eca36e16ceaffc7ccda4154d991f068766df52ba.exe	31
PID 2396 wrote to memory of 860	2396	cbeee5f0d63a9178155739c1eca36e16ceaffc7ccda4154d991f068766df52ba.exe	31
PID 2396 wrote to memory of 860	2396	cbeee5f0d63a9178155739c1eca36e16ceaffc7ccda4154d991f068766df52ba.exe	31
PID 2396 wrote to memory of 860	2396	cbeee5f0d63a9178155739c1eca36e16ceaffc7ccda4154d991f068766df52ba.exe	31
PID 2396 wrote to memory of 2424	2396	cbeee5f0d63a9178155739c1eca36e16ceaffc7ccda4154d991f068766df52ba.exe	33
PID 2396 wrote to memory of 2424	2396	cbeee5f0d63a9178155739c1eca36e16ceaffc7ccda4154d991f068766df52ba.exe	33
PID 2396 wrote to memory of 2424	2396	cbeee5f0d63a9178155739c1eca36e16ceaffc7ccda4154d991f068766df52ba.exe	33
PID 2396 wrote to memory of 2424	2396	cbeee5f0d63a9178155739c1eca36e16ceaffc7ccda4154d991f068766df52ba.exe	33
PID 2396 wrote to memory of 2840	2396	cbeee5f0d63a9178155739c1eca36e16ceaffc7ccda4154d991f068766df52ba.exe	35
PID 2396 wrote to memory of 2840	2396	cbeee5f0d63a9178155739c1eca36e16ceaffc7ccda4154d991f068766df52ba.exe	35
PID 2396 wrote to memory of 2840	2396	cbeee5f0d63a9178155739c1eca36e16ceaffc7ccda4154d991f068766df52ba.exe	35
PID 2396 wrote to memory of 2840	2396	cbeee5f0d63a9178155739c1eca36e16ceaffc7ccda4154d991f068766df52ba.exe	35
PID 2396 wrote to memory of 2648	2396	cbeee5f0d63a9178155739c1eca36e16ceaffc7ccda4154d991f068766df52ba.exe	37
PID 2396 wrote to memory of 2648	2396	cbeee5f0d63a9178155739c1eca36e16ceaffc7ccda4154d991f068766df52ba.exe	37
PID 2396 wrote to memory of 2648	2396	cbeee5f0d63a9178155739c1eca36e16ceaffc7ccda4154d991f068766df52ba.exe	37
PID 2396 wrote to memory of 2648	2396	cbeee5f0d63a9178155739c1eca36e16ceaffc7ccda4154d991f068766df52ba.exe	37
PID 2396 wrote to memory of 2856	2396	cbeee5f0d63a9178155739c1eca36e16ceaffc7ccda4154d991f068766df52ba.exe	38
PID 2396 wrote to memory of 2856	2396	cbeee5f0d63a9178155739c1eca36e16ceaffc7ccda4154d991f068766df52ba.exe	38
PID 2396 wrote to memory of 2856	2396	cbeee5f0d63a9178155739c1eca36e16ceaffc7ccda4154d991f068766df52ba.exe	38
PID 2396 wrote to memory of 2856	2396	cbeee5f0d63a9178155739c1eca36e16ceaffc7ccda4154d991f068766df52ba.exe	38
PID 2396 wrote to memory of 2856	2396	cbeee5f0d63a9178155739c1eca36e16ceaffc7ccda4154d991f068766df52ba.exe	38
PID 2396 wrote to memory of 2856	2396	cbeee5f0d63a9178155739c1eca36e16ceaffc7ccda4154d991f068766df52ba.exe	38
PID 2396 wrote to memory of 2856	2396	cbeee5f0d63a9178155739c1eca36e16ceaffc7ccda4154d991f068766df52ba.exe	38

C:\Users\Admin\AppData\Local\Temp\cbeee5f0d63a9178155739c1eca36e16ceaffc7ccda4154d991f068766df52ba.exe
"C:\Users\Admin\AppData\Local\Temp\cbeee5f0d63a9178155739c1eca36e16ceaffc7ccda4154d991f068766df52ba.exe"
1⤵
- Suspicious use of SetThreadContext
- System Location Discovery: System Language Discovery
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
PID:2396
- C:\Windows\SysWOW64\WindowsPowerShell\v1.0\powershell.exe
  "C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe" Add-MpPreference -ExclusionPath "C:\Users\Admin\AppData\Local\Temp\cbeee5f0d63a9178155739c1eca36e16ceaffc7ccda4154d991f068766df52ba.exe"
  2⤵
  - Command and Scripting Interpreter: PowerShell
  - System Location Discovery: System Language Discovery
  - Suspicious behavior: EnumeratesProcesses
  - Suspicious use of AdjustPrivilegeToken
  PID:860
- C:\Windows\SysWOW64\WindowsPowerShell\v1.0\powershell.exe
  "C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe" Add-MpPreference -ExclusionPath "C:\Users\Admin\AppData\Roaming\ajZqJStNo.exe"
  2⤵
  - Command and Scripting Interpreter: PowerShell
  - System Location Discovery: System Language Discovery
  - Suspicious behavior: EnumeratesProcesses
  - Suspicious use of AdjustPrivilegeToken
  PID:2424
- C:\Windows\SysWOW64\schtasks.exe
  "C:\Windows\System32\schtasks.exe" /Create /TN "Updates\ajZqJStNo" /XML "C:\Users\Admin\AppData\Local\Temp\tmpEBD5.tmp"
  2⤵
  - System Location Discovery: System Language Discovery
  - Scheduled Task/Job: Scheduled Task
  PID:2840
- C:\Users\Admin\AppData\Local\Temp\cbeee5f0d63a9178155739c1eca36e16ceaffc7ccda4154d991f068766df52ba.exe
  "C:\Users\Admin\AppData\Local\Temp\cbeee5f0d63a9178155739c1eca36e16ceaffc7ccda4154d991f068766df52ba.exe"
  2⤵
  PID:2648
- C:\Users\Admin\AppData\Local\Temp\cbeee5f0d63a9178155739c1eca36e16ceaffc7ccda4154d991f068766df52ba.exe
  "C:\Users\Admin\AppData\Local\Temp\cbeee5f0d63a9178155739c1eca36e16ceaffc7ccda4154d991f068766df52ba.exe"
  2⤵
  - Suspicious behavior: EnumeratesProcesses
  PID:2856

Network

MITRE ATT&CK Enterprise v15

Reconnaissance

Resource Development

Initial Access

Execution

Command and Scripting Interpreter

1

T1059

PowerShell

1

T1059.001

Scheduled Task/Job

1

T1053

Scheduled Task

1

T1053.005

Persistence

Scheduled Task/Job

1

T1053

Scheduled Task

1

T1053.005

Privilege Escalation

Scheduled Task/Job

1

T1053

Scheduled Task

1

T1053.005

Defense Evasion

Credential Access

Discovery

System Information Discovery

1

T1082

System Location Discovery

1

T1614

System Language Discovery

1

T1614.001

Lateral Movement

Collection

Command and Control

Exfiltration

Impact

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Downloads

C:\Users\Admin\AppData\Local\Temp\tmpEBD5.tmp

Filesize
1KB

MD5
0b7826b5e7d8656442e7c71a91a4fc83

SHA1
b214bd0f259918293aebc4187d7ac8ffe08012fe

SHA256
16a07b5ee99cd2ab1b365dd9366f940b186704882215ec4e86f63271e3cb0f02

SHA512
77cd7c951669af88fc9241a5bb2e5ed4c83c3c2495069bb1811651123f47ad6ca9a45a8b5c0548c18496cb5c0f367be5d1df79d47f10016bf008bdb029cdbd38

Download Submit
C:\Users\Admin\AppData\Roaming\Microsoft\Windows\Recent\CustomDestinations\d93f411851d7c929.customDestinations-ms

Filesize
7KB

MD5
1f9c925b04d82fade68a9170479827ce

SHA1
dfd2155089062b40e27a472754e5a1c0463ea8ff

SHA256
daf35022ff6f7b34e5800cce7ba6b74bf8a171a457a4146f3362e665024f7b31

SHA512
4a9d1b226081f8671d2945ccda25c1272ff48c757378209039ff885a520ee993456318d90a58f715c75fd168bdeb5f949a3979e8e624ea923d00c80b9aae39af

Download Submit
memory/2396-3-0x0000000000690000-0x00000000006AE000-memory.dmp

Filesize
120KB

Download
memory/2396-0-0x0000000074BFE000-0x0000000074BFF000-memory.dmp

Filesize
4KB

Download
memory/2396-4-0x0000000074BFE000-0x0000000074BFF000-memory.dmp

Filesize
4KB

Download
memory/2396-5-0x0000000074BF0000-0x00000000752DE000-memory.dmp

Filesize
6.9MB

Download
memory/2396-6-0x00000000003D0000-0x00000000003E6000-memory.dmp

Filesize
88KB

Download
memory/2396-7-0x0000000004A00000-0x0000000004A76000-memory.dmp

Filesize
472KB

Download
memory/2396-2-0x0000000074BF0000-0x00000000752DE000-memory.dmp

Filesize
6.9MB

Download
memory/2396-1-0x0000000000DE0000-0x0000000000E9C000-memory.dmp

Filesize
752KB

Download
memory/2396-26-0x0000000074BF0000-0x00000000752DE000-memory.dmp

Filesize
6.9MB

Download
memory/2856-20-0x0000000000400000-0x000000000042F000-memory.dmp

Filesize
188KB

Download
memory/2856-25-0x0000000000400000-0x000000000042F000-memory.dmp

Filesize
188KB

Download
memory/2856-24-0x000000007EFDE000-0x000000007EFDF000-memory.dmp

Filesize
4KB

Download
memory/2856-22-0x0000000000400000-0x000000000042F000-memory.dmp

Filesize
188KB

Download

Analysis

Sharing

General

Malware Config

Extracted

Signatures

Processes

Network

MITRE ATT&CK Enterprise v15

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Downloads