formbook | 1d77e6b59c60817f9c5b17e620db8c30a6fda1c3ae638961f3a907b78d4e9128

General

Target

1d77e6b59c60817f9c5b17e620db8c30a6fda1c3ae638961f3a907b78d4e9128.exe
Size

716KB
MD5

2d6a88e10dfe5531ed92d544673dbf28
SHA1

ae492a0598cc2f6edaeb6ba2c9fbc0f863a4b295
SHA256

1d77e6b59c60817f9c5b17e620db8c30a6fda1c3ae638961f3a907b78d4e9128
SHA512

973ea348ad79ccb41ab918daa9f4563b6e4f5e1036b8f0c55dcb85cb5a37db28d298455b8c898e361d9fde1b177f709a14f0424b56d921ca257809bc8db66a37
SSDEEP

12288:kU3929BC4rqhpFR/gnsb7GtDUABGSFprkijFML6n3gZ0kzmwt23xNFVH0lDkR:kU89BNuhXJgnsb7GtbFprk8qL63ENmwE

Score

10^/10

formbook ps15 discovery execution rat spyware stealer trojan

Malware Config

Extracted

Family

formbook

Version

4.1

Campaign

ps15

Decoy

57797.asia

jhpwt.net

basketballdrillsforkids.com

zgzf6.rest

casinomaxnodepositbonus.icu

uptocryptonews.com

gomenasorry.com

fortanix.space

stripscity.xyz

genbotdiy.xyz

mayson-wedding.com

neb-hub.net

seancollinsmusic.com

migraine-treatment-57211.bond

prosperawoman.info

tradefairleads.tech

xn--yeminlitercme-6ob.com

xwaveevent.com

fashiontrendshub.xyz

window-replacement-80823.bond

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/560-23-0x0000000000400000-0x000000000042F000-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
2908	powershell.exe
2772	powershell.exe

Suspicious use of SetThreadContext 1 IoCs

description	pid	Process	procid_target
PID 2884 set thread context of 560	2884	1d77e6b59c60817f9c5b17e620db8c30a6fda1c3ae638961f3a907b78d4e9128.exe	36

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	1d77e6b59c60817f9c5b17e620db8c30a6fda1c3ae638961f3a907b78d4e9128.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
2600	schtasks.exe

Suspicious behavior: EnumeratesProcesses 3 IoCs

pid	Process
560	1d77e6b59c60817f9c5b17e620db8c30a6fda1c3ae638961f3a907b78d4e9128.exe
2772	powershell.exe
2908	powershell.exe

Suspicious use of AdjustPrivilegeToken 2 IoCs

description	pid	Process
Token: SeDebugPrivilege	2908	powershell.exe
Token: SeDebugPrivilege	2772	powershell.exe

Suspicious use of WriteProcessMemory 19 IoCs

description	pid	Process	procid_target
PID 2884 wrote to memory of 2908	2884	1d77e6b59c60817f9c5b17e620db8c30a6fda1c3ae638961f3a907b78d4e9128.exe	30
PID 2884 wrote to memory of 2908	2884	1d77e6b59c60817f9c5b17e620db8c30a6fda1c3ae638961f3a907b78d4e9128.exe	30
PID 2884 wrote to memory of 2908	2884	1d77e6b59c60817f9c5b17e620db8c30a6fda1c3ae638961f3a907b78d4e9128.exe	30
PID 2884 wrote to memory of 2908	2884	1d77e6b59c60817f9c5b17e620db8c30a6fda1c3ae638961f3a907b78d4e9128.exe	30
PID 2884 wrote to memory of 2772	2884	1d77e6b59c60817f9c5b17e620db8c30a6fda1c3ae638961f3a907b78d4e9128.exe	32
PID 2884 wrote to memory of 2772	2884	1d77e6b59c60817f9c5b17e620db8c30a6fda1c3ae638961f3a907b78d4e9128.exe	32
PID 2884 wrote to memory of 2772	2884	1d77e6b59c60817f9c5b17e620db8c30a6fda1c3ae638961f3a907b78d4e9128.exe	32
PID 2884 wrote to memory of 2772	2884	1d77e6b59c60817f9c5b17e620db8c30a6fda1c3ae638961f3a907b78d4e9128.exe	32
PID 2884 wrote to memory of 2600	2884	1d77e6b59c60817f9c5b17e620db8c30a6fda1c3ae638961f3a907b78d4e9128.exe	34
PID 2884 wrote to memory of 2600	2884	1d77e6b59c60817f9c5b17e620db8c30a6fda1c3ae638961f3a907b78d4e9128.exe	34
PID 2884 wrote to memory of 2600	2884	1d77e6b59c60817f9c5b17e620db8c30a6fda1c3ae638961f3a907b78d4e9128.exe	34
PID 2884 wrote to memory of 2600	2884	1d77e6b59c60817f9c5b17e620db8c30a6fda1c3ae638961f3a907b78d4e9128.exe	34
PID 2884 wrote to memory of 560	2884	1d77e6b59c60817f9c5b17e620db8c30a6fda1c3ae638961f3a907b78d4e9128.exe	36
PID 2884 wrote to memory of 560	2884	1d77e6b59c60817f9c5b17e620db8c30a6fda1c3ae638961f3a907b78d4e9128.exe	36
PID 2884 wrote to memory of 560	2884	1d77e6b59c60817f9c5b17e620db8c30a6fda1c3ae638961f3a907b78d4e9128.exe	36
PID 2884 wrote to memory of 560	2884	1d77e6b59c60817f9c5b17e620db8c30a6fda1c3ae638961f3a907b78d4e9128.exe	36
PID 2884 wrote to memory of 560	2884	1d77e6b59c60817f9c5b17e620db8c30a6fda1c3ae638961f3a907b78d4e9128.exe	36
PID 2884 wrote to memory of 560	2884	1d77e6b59c60817f9c5b17e620db8c30a6fda1c3ae638961f3a907b78d4e9128.exe	36
PID 2884 wrote to memory of 560	2884	1d77e6b59c60817f9c5b17e620db8c30a6fda1c3ae638961f3a907b78d4e9128.exe	36

C:\Users\Admin\AppData\Local\Temp\1d77e6b59c60817f9c5b17e620db8c30a6fda1c3ae638961f3a907b78d4e9128.exe
"C:\Users\Admin\AppData\Local\Temp\1d77e6b59c60817f9c5b17e620db8c30a6fda1c3ae638961f3a907b78d4e9128.exe"
1⤵
- Suspicious use of SetThreadContext
- System Location Discovery: System Language Discovery
- Suspicious use of WriteProcessMemory
PID:2884
- 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\1d77e6b59c60817f9c5b17e620db8c30a6fda1c3ae638961f3a907b78d4e9128.exe"
  2⤵
  - Command and Scripting Interpreter: PowerShell
  - System Location Discovery: System Language Discovery
  - Suspicious behavior: EnumeratesProcesses
  - Suspicious use of AdjustPrivilegeToken
  PID:2908
- C:\Windows\SysWOW64\WindowsPowerShell\v1.0\powershell.exe
  "C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe" Add-MpPreference -ExclusionPath "C:\Users\Admin\AppData\Roaming\KrWjeBlboEyy.exe"
  2⤵
  - Command and Scripting Interpreter: PowerShell
  - System Location Discovery: System Language Discovery
  - Suspicious behavior: EnumeratesProcesses
  - Suspicious use of AdjustPrivilegeToken
  PID:2772
- C:\Windows\SysWOW64\schtasks.exe
  "C:\Windows\System32\schtasks.exe" /Create /TN "Updates\KrWjeBlboEyy" /XML "C:\Users\Admin\AppData\Local\Temp\tmp9B84.tmp"
  2⤵
  - System Location Discovery: System Language Discovery
  - Scheduled Task/Job: Scheduled Task
  PID:2600
- C:\Users\Admin\AppData\Local\Temp\1d77e6b59c60817f9c5b17e620db8c30a6fda1c3ae638961f3a907b78d4e9128.exe
  "C:\Users\Admin\AppData\Local\Temp\1d77e6b59c60817f9c5b17e620db8c30a6fda1c3ae638961f3a907b78d4e9128.exe"
  2⤵
  - Suspicious behavior: EnumeratesProcesses
  PID:560

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\tmp9B84.tmp

Filesize
1KB

MD5
1f4b3be329521866e6bf7e8161d42152

SHA1
8866dc111e133710ab482a4c618394a9149e20d5

SHA256
2250e9e847d0ca26565a3b8480ce693ff175939974788bc555a4ed74d85d090e

SHA512
f4486a6ff38c098dd9916876b6d5b179a2ed30f2e3861f30354ed4f4140bbc827f7ce3a02ff50544efd392068a8edfba4576966d21439e061c814d675a7f150b

Download Submit
C:\Users\Admin\AppData\Roaming\Microsoft\Windows\Recent\CustomDestinations\AZQZAAZWJTHE70XEJJYN.temp

Filesize
7KB

MD5
8cc1a0be45dd6b762e209d2e1df8b9e5

SHA1
1fbda4a85dde59ea75fe8cd9bb7ba1bd5efa5d9a

SHA256
cdc9a3b47dd88b9427fa73b20b158866ff2224378b940565503cbe4d2124297e

SHA512
3041f57e48c6314a2c2f62eae7c55e2b6eaa95395ac410a66745545a2fadbba6f605492fcfdf4b41c75c3da760614dbd5ea96d522d5c2c2cc02050825a2f0770

Download Submit
memory/560-18-0x0000000000400000-0x000000000042F000-memory.dmp

Filesize
188KB

Download
memory/560-20-0x0000000000400000-0x000000000042F000-memory.dmp

Filesize
188KB

Download
memory/560-23-0x0000000000400000-0x000000000042F000-memory.dmp

Filesize
188KB

Download
memory/560-22-0x000000007EFDE000-0x000000007EFDF000-memory.dmp

Filesize
4KB

Download
memory/2884-3-0x0000000000940000-0x0000000000956000-memory.dmp

Filesize
88KB

Download
memory/2884-4-0x0000000000A60000-0x0000000000A6E000-memory.dmp

Filesize
56KB

Download
memory/2884-5-0x00000000044F0000-0x0000000004566000-memory.dmp

Filesize
472KB

Download
memory/2884-2-0x0000000074C20000-0x000000007530E000-memory.dmp

Filesize
6.9MB

Download
memory/2884-1-0x0000000000C80000-0x0000000000D34000-memory.dmp

Filesize
720KB

Download
memory/2884-0-0x0000000074C2E000-0x0000000074C2F000-memory.dmp

Filesize
4KB

Download
memory/2884-24-0x0000000074C20000-0x000000007530E000-memory.dmp

Filesize
6.9MB

Download

Analysis

Sharing

General

Malware Config

Extracted

Signatures

Processes

Network

MITRE ATT&CK Enterprise v15

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Downloads