formbook | 64556f7106de6f8b8825085e8463d19ead30baa55febb49752e681341a9e4d66

General

Target

1e6bdda859cf7324cbbb98eba3f817db4cc00f8495b93cbdd46adb64be1b3c01.exe
Size

807KB
MD5

178a7a9746f4671d810b5f451870f4e0
SHA1

980c97f058d1248411d9ebc17383ab031fa4e1e6
SHA256

1e6bdda859cf7324cbbb98eba3f817db4cc00f8495b93cbdd46adb64be1b3c01
SHA512

373e0e4b9760c36c84e182d68d10c5757d6b7d9d572eb3adda8acd0bffaded5df495097805827b4e21a19fd31c458a46e02184f8b31ba5f7dd564fc2104f9f1a
SSDEEP

12288:hsZP7BAr0ik1U11R/5PG6nlY6lJf45rmtVSShhzgD9VwF/302CrQW:XkSPTPTNvI92x0

Score

10^/10

formbook mzk6 discovery execution rat spyware stealer trojan

Malware Config

Extracted

Family

formbook

Version

4.1

Campaign

mzk6

Decoy

mobelhouse.com

legaltranscriptionfromhome.com

hostmore.top

3kkb.com

whitepearl.space

tavatars.xyz

zhijianai.com

growfollows.xyz

aloua.net

the-mlm-software.com

justice4jimkent.com

iicse.top

blondemarketingsolutions.net

oncochart.online

firebird.group

jinanjiazi.com

aizoulu.top

scalpmicrocourse.co.uk

sugarplumpaper.net

pingmetech.com

Signatures

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

Formbook payload 1 IoCs

rat

resource	yara_rule
behavioral1/memory/2452-21-0x0000000000400000-0x000000000042F000-memory.dmp	formbook

Command and Scripting Interpreter: PowerShell 1 TTPs 1 IoCs

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

execution

PowerShell

T1059.001

pid	Process
2800	powershell.exe

Suspicious use of SetThreadContext 1 IoCs

description	pid	Process	procid_target
PID 2356 set thread context of 2452	2356	1e6bdda859cf7324cbbb98eba3f817db4cc00f8495b93cbdd46adb64be1b3c01.exe	35

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 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	1e6bdda859cf7324cbbb98eba3f817db4cc00f8495b93cbdd46adb64be1b3c01.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
2672	schtasks.exe

Suspicious behavior: EnumeratesProcesses 2 IoCs

pid	Process
2452	1e6bdda859cf7324cbbb98eba3f817db4cc00f8495b93cbdd46adb64be1b3c01.exe
2800	powershell.exe

Suspicious use of AdjustPrivilegeToken 1 IoCs

description	pid	Process
Token: SeDebugPrivilege	2800	powershell.exe

Suspicious use of WriteProcessMemory 15 IoCs

description	pid	Process	procid_target
PID 2356 wrote to memory of 2800	2356	1e6bdda859cf7324cbbb98eba3f817db4cc00f8495b93cbdd46adb64be1b3c01.exe	31
PID 2356 wrote to memory of 2800	2356	1e6bdda859cf7324cbbb98eba3f817db4cc00f8495b93cbdd46adb64be1b3c01.exe	31
PID 2356 wrote to memory of 2800	2356	1e6bdda859cf7324cbbb98eba3f817db4cc00f8495b93cbdd46adb64be1b3c01.exe	31
PID 2356 wrote to memory of 2800	2356	1e6bdda859cf7324cbbb98eba3f817db4cc00f8495b93cbdd46adb64be1b3c01.exe	31
PID 2356 wrote to memory of 2672	2356	1e6bdda859cf7324cbbb98eba3f817db4cc00f8495b93cbdd46adb64be1b3c01.exe	33
PID 2356 wrote to memory of 2672	2356	1e6bdda859cf7324cbbb98eba3f817db4cc00f8495b93cbdd46adb64be1b3c01.exe	33
PID 2356 wrote to memory of 2672	2356	1e6bdda859cf7324cbbb98eba3f817db4cc00f8495b93cbdd46adb64be1b3c01.exe	33
PID 2356 wrote to memory of 2672	2356	1e6bdda859cf7324cbbb98eba3f817db4cc00f8495b93cbdd46adb64be1b3c01.exe	33
PID 2356 wrote to memory of 2452	2356	1e6bdda859cf7324cbbb98eba3f817db4cc00f8495b93cbdd46adb64be1b3c01.exe	35
PID 2356 wrote to memory of 2452	2356	1e6bdda859cf7324cbbb98eba3f817db4cc00f8495b93cbdd46adb64be1b3c01.exe	35
PID 2356 wrote to memory of 2452	2356	1e6bdda859cf7324cbbb98eba3f817db4cc00f8495b93cbdd46adb64be1b3c01.exe	35
PID 2356 wrote to memory of 2452	2356	1e6bdda859cf7324cbbb98eba3f817db4cc00f8495b93cbdd46adb64be1b3c01.exe	35
PID 2356 wrote to memory of 2452	2356	1e6bdda859cf7324cbbb98eba3f817db4cc00f8495b93cbdd46adb64be1b3c01.exe	35
PID 2356 wrote to memory of 2452	2356	1e6bdda859cf7324cbbb98eba3f817db4cc00f8495b93cbdd46adb64be1b3c01.exe	35
PID 2356 wrote to memory of 2452	2356	1e6bdda859cf7324cbbb98eba3f817db4cc00f8495b93cbdd46adb64be1b3c01.exe	35

C:\Users\Admin\AppData\Local\Temp\1e6bdda859cf7324cbbb98eba3f817db4cc00f8495b93cbdd46adb64be1b3c01.exe
"C:\Users\Admin\AppData\Local\Temp\1e6bdda859cf7324cbbb98eba3f817db4cc00f8495b93cbdd46adb64be1b3c01.exe"
1⤵
- Suspicious use of SetThreadContext
- System Location Discovery: System Language Discovery
- Suspicious use of WriteProcessMemory
PID:2356
- C:\Windows\SysWOW64\WindowsPowerShell\v1.0\powershell.exe
  "C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe" Add-MpPreference -ExclusionPath "C:\Users\Admin\AppData\Roaming\OsuDEZKiGltX.exe"
  2⤵
  - Command and Scripting Interpreter: PowerShell
  - System Location Discovery: System Language Discovery
  - Suspicious behavior: EnumeratesProcesses
  - Suspicious use of AdjustPrivilegeToken
  PID:2800
- C:\Windows\SysWOW64\schtasks.exe
  "C:\Windows\System32\schtasks.exe" /Create /TN "Updates\OsuDEZKiGltX" /XML "C:\Users\Admin\AppData\Local\Temp\tmp8F73.tmp"
  2⤵
  - System Location Discovery: System Language Discovery
  - Scheduled Task/Job: Scheduled Task
  PID:2672
- C:\Users\Admin\AppData\Local\Temp\1e6bdda859cf7324cbbb98eba3f817db4cc00f8495b93cbdd46adb64be1b3c01.exe
  "C:\Users\Admin\AppData\Local\Temp\1e6bdda859cf7324cbbb98eba3f817db4cc00f8495b93cbdd46adb64be1b3c01.exe"
  2⤵
  - Suspicious behavior: EnumeratesProcesses
  PID:2452

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\tmp8F73.tmp

Filesize
1KB

MD5
41e607a4188aed97e7de766380f34ceb

SHA1
ae32a28c22dbe72aefd990ca7f89f1db79faffd4

SHA256
a8e6087b1763ee19318fabf3bda6a4b8f473f3023e580aa0beabe10183f4b3fa

SHA512
cfb3537446302ddf6e1a306e0300bbd9cecf7fc4ce362de1994e398089308c0083ab881fd34412a86e9c4ad381ecfd181881edc15995f1753423cd75fbcba987

Download Submit
memory/2356-6-0x0000000000610000-0x000000000061C000-memory.dmp

Filesize
48KB

Download
memory/2356-1-0x0000000000B40000-0x0000000000C10000-memory.dmp

Filesize
832KB

Download
memory/2356-3-0x00000000005F0000-0x000000000060A000-memory.dmp

Filesize
104KB

Download
memory/2356-4-0x000000007463E000-0x000000007463F000-memory.dmp

Filesize
4KB

Download
memory/2356-5-0x0000000074630000-0x0000000074D1E000-memory.dmp

Filesize
6.9MB

Download
memory/2356-0-0x000000007463E000-0x000000007463F000-memory.dmp

Filesize
4KB

Download
memory/2356-7-0x0000000005110000-0x000000000518E000-memory.dmp

Filesize
504KB

Download
memory/2356-2-0x0000000074630000-0x0000000074D1E000-memory.dmp

Filesize
6.9MB

Download
memory/2356-15-0x0000000004500000-0x000000000453A000-memory.dmp

Filesize
232KB

Download
memory/2356-22-0x0000000074630000-0x0000000074D1E000-memory.dmp

Filesize
6.9MB

Download
memory/2452-16-0x0000000000400000-0x000000000042F000-memory.dmp

Filesize
188KB

Download
memory/2452-20-0x000000007EFDE000-0x000000007EFDF000-memory.dmp

Filesize
4KB

Download
memory/2452-21-0x0000000000400000-0x000000000042F000-memory.dmp

Filesize
188KB

Download
memory/2452-18-0x0000000000400000-0x000000000042F000-memory.dmp

Filesize
188KB

Download

Analysis

Sharing

General

Malware Config

Extracted

Signatures

Processes

Network

MITRE ATT&CK Enterprise v15

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Downloads