formbook | 9a24b197698ebde37702b2993ea2d1d4b7d2ad327605af58a4b8b266d7d9e827

General

Target

9a24b197698ebde37702b2993ea2d1d4b7d2ad327605af58a4b8b266d7d9e827.exe
Size

739KB
MD5

6c4334d877979276b2dacdfe2430fc19
SHA1

f3e255a94157ee3c9082e224e711563d5dee7284
SHA256

9a24b197698ebde37702b2993ea2d1d4b7d2ad327605af58a4b8b266d7d9e827
SHA512

3310bb6c789073b286645943a4eed766df5dfc215fd4932666b04a901aa2e6a2ee8775ea00da38ae3c504bcd06faa717ce9eed3c6a381d786029c0df3df2815d
SSDEEP

12288:UgWV1EiuSEmbGq/ChgHp0FrKmSUHNR6/GIzhYdx6fLdOL:pWV1EdTmN/ChgHpsrKrUHN0/GIzhYaTU

Score

10^/10

formbook hy29 discovery execution rat spyware stealer trojan

Malware Config

Extracted

Family

formbook

Version

4.1

Campaign

hy29

Decoy

obswell.online

etflix.luxury

ulunguwethu.store

ulbcenter.shop

nswering-service-mi-de-tt.click

upport-marketplace84.click

wepxbd163.lat

mplants-doctors.today

aofexf90yj.top

hermodynamic.space

dfg3n489.cyou

off.gay

alkak.cam

ijanarko.net

7tl.site

yaanincma.store

ires-47022.bond

elek4dalt77.xyz

foxsakepeople.online

ndefeatedqs.shop

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

Processes:

resource	yara_rule
behavioral1/memory/864-17-0x0000000000400000-0x000000000042F000-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

Processes:

powershell.exe

pid	Process
2940	powershell.exe

Suspicious use of SetThreadContext 1 IoCs

Processes:

9a24b197698ebde37702b2993ea2d1d4b7d2ad327605af58a4b8b266d7d9e827.exe

description	pid	Process	procid_target
PID 2820 set thread context of 864	2820	9a24b197698ebde37702b2993ea2d1d4b7d2ad327605af58a4b8b266d7d9e827.exe	34

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

Processes:

9a24b197698ebde37702b2993ea2d1d4b7d2ad327605af58a4b8b266d7d9e827.exepowershell.exeschtasks.exe

description	ioc	Process
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	9a24b197698ebde37702b2993ea2d1d4b7d2ad327605af58a4b8b266d7d9e827.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

Processes:

schtasks.exe

pid	Process
1468	schtasks.exe

Suspicious behavior: EnumeratesProcesses 2 IoCs

Processes:

9a24b197698ebde37702b2993ea2d1d4b7d2ad327605af58a4b8b266d7d9e827.exepowershell.exe

pid	Process
864	9a24b197698ebde37702b2993ea2d1d4b7d2ad327605af58a4b8b266d7d9e827.exe
2940	powershell.exe

Suspicious use of AdjustPrivilegeToken 1 IoCs

Processes:

powershell.exe

description	pid	Process
Token: SeDebugPrivilege	2940	powershell.exe

Suspicious use of WriteProcessMemory 15 IoCs

Processes:

9a24b197698ebde37702b2993ea2d1d4b7d2ad327605af58a4b8b266d7d9e827.exe

description	pid	Process	procid_target
PID 2820 wrote to memory of 2940	2820	9a24b197698ebde37702b2993ea2d1d4b7d2ad327605af58a4b8b266d7d9e827.exe	30
PID 2820 wrote to memory of 2940	2820	9a24b197698ebde37702b2993ea2d1d4b7d2ad327605af58a4b8b266d7d9e827.exe	30
PID 2820 wrote to memory of 2940	2820	9a24b197698ebde37702b2993ea2d1d4b7d2ad327605af58a4b8b266d7d9e827.exe	30
PID 2820 wrote to memory of 2940	2820	9a24b197698ebde37702b2993ea2d1d4b7d2ad327605af58a4b8b266d7d9e827.exe	30
PID 2820 wrote to memory of 1468	2820	9a24b197698ebde37702b2993ea2d1d4b7d2ad327605af58a4b8b266d7d9e827.exe	32
PID 2820 wrote to memory of 1468	2820	9a24b197698ebde37702b2993ea2d1d4b7d2ad327605af58a4b8b266d7d9e827.exe	32
PID 2820 wrote to memory of 1468	2820	9a24b197698ebde37702b2993ea2d1d4b7d2ad327605af58a4b8b266d7d9e827.exe	32
PID 2820 wrote to memory of 1468	2820	9a24b197698ebde37702b2993ea2d1d4b7d2ad327605af58a4b8b266d7d9e827.exe	32
PID 2820 wrote to memory of 864	2820	9a24b197698ebde37702b2993ea2d1d4b7d2ad327605af58a4b8b266d7d9e827.exe	34
PID 2820 wrote to memory of 864	2820	9a24b197698ebde37702b2993ea2d1d4b7d2ad327605af58a4b8b266d7d9e827.exe	34
PID 2820 wrote to memory of 864	2820	9a24b197698ebde37702b2993ea2d1d4b7d2ad327605af58a4b8b266d7d9e827.exe	34
PID 2820 wrote to memory of 864	2820	9a24b197698ebde37702b2993ea2d1d4b7d2ad327605af58a4b8b266d7d9e827.exe	34
PID 2820 wrote to memory of 864	2820	9a24b197698ebde37702b2993ea2d1d4b7d2ad327605af58a4b8b266d7d9e827.exe	34
PID 2820 wrote to memory of 864	2820	9a24b197698ebde37702b2993ea2d1d4b7d2ad327605af58a4b8b266d7d9e827.exe	34
PID 2820 wrote to memory of 864	2820	9a24b197698ebde37702b2993ea2d1d4b7d2ad327605af58a4b8b266d7d9e827.exe	34

C:\Users\Admin\AppData\Local\Temp\9a24b197698ebde37702b2993ea2d1d4b7d2ad327605af58a4b8b266d7d9e827.exe
"C:\Users\Admin\AppData\Local\Temp\9a24b197698ebde37702b2993ea2d1d4b7d2ad327605af58a4b8b266d7d9e827.exe"
1⤵
- Suspicious use of SetThreadContext
- System Location Discovery: System Language Discovery
- Suspicious use of WriteProcessMemory
PID:2820
- C:\Windows\SysWOW64\WindowsPowerShell\v1.0\powershell.exe
  "C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe" Add-MpPreference -ExclusionPath "C:\Users\Admin\AppData\Roaming\reWzGfPRXRiIR.exe"
  2⤵
  - Command and Scripting Interpreter: PowerShell
  - System Location Discovery: System Language Discovery
  - Suspicious behavior: EnumeratesProcesses
  - Suspicious use of AdjustPrivilegeToken
  PID:2940
- C:\Windows\SysWOW64\schtasks.exe
  "C:\Windows\System32\schtasks.exe" /Create /TN "Updates\reWzGfPRXRiIR" /XML "C:\Users\Admin\AppData\Local\Temp\tmp32F2.tmp"
  2⤵
  - System Location Discovery: System Language Discovery
  - Scheduled Task/Job: Scheduled Task
  PID:1468
- C:\Users\Admin\AppData\Local\Temp\9a24b197698ebde37702b2993ea2d1d4b7d2ad327605af58a4b8b266d7d9e827.exe
  "C:\Users\Admin\AppData\Local\Temp\9a24b197698ebde37702b2993ea2d1d4b7d2ad327605af58a4b8b266d7d9e827.exe"
  2⤵
  - Suspicious behavior: EnumeratesProcesses
  PID:864

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\tmp32F2.tmp

Filesize
1KB

MD5
7219cd1ff6d359743560deb41339c22f

SHA1
883566222356da1d353c71f900aed47e2dd01b16

SHA256
114bc1d2adece4d478c990081f1d0d30b64ab24045a6685ffbb518a7407d7d0b

SHA512
449fe7f93a2009af2dede51703445b8a2a13ee7bd481da3e35cd5b05749f64c3b832b45939df53875166829273cfc976b9513aad377b40c7e6a125a0b4b21208

Download Submit
memory/864-12-0x0000000000400000-0x000000000042F000-memory.dmp

Filesize
188KB

Download
memory/864-14-0x0000000000400000-0x000000000042F000-memory.dmp

Filesize
188KB

Download
memory/864-16-0x000000007EFDE000-0x000000007EFDF000-memory.dmp

Filesize
4KB

Download
memory/864-17-0x0000000000400000-0x000000000042F000-memory.dmp

Filesize
188KB

Download
memory/2820-6-0x0000000004B90000-0x0000000004C06000-memory.dmp

Filesize
472KB

Download
memory/2820-0-0x0000000074D4E000-0x0000000074D4F000-memory.dmp

Filesize
4KB

Download
memory/2820-5-0x00000000008B0000-0x00000000008CC000-memory.dmp

Filesize
112KB

Download
memory/2820-4-0x0000000074D40000-0x000000007542E000-memory.dmp

Filesize
6.9MB

Download
memory/2820-18-0x0000000074D40000-0x000000007542E000-memory.dmp

Filesize
6.9MB

Download
memory/2820-3-0x0000000074D4E000-0x0000000074D4F000-memory.dmp

Filesize
4KB

Download
memory/2820-2-0x0000000074D40000-0x000000007542E000-memory.dmp

Filesize
6.9MB

Download
memory/2820-1-0x00000000008D0000-0x0000000000990000-memory.dmp

Filesize
768KB

Download

Analysis

Sharing

General

Malware Config

Extracted

Signatures

Processes

Network

MITRE ATT&CK Enterprise v15

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Downloads