formbook | 2efd54686c3942f7778ae4ad63c002e50d1fd2a08fac36ac770dff40cb3e3788

General

Target

2efd54686c3942f7778ae4ad63c002e50d1fd2a08fac36ac770dff40cb3e3788.exe
Size

676KB
MD5

57d485ab07368d3d7fbd1b62b8bb6a5f
SHA1

15749ab51781854689d73a7f7a94d6052546fa9a
SHA256

2efd54686c3942f7778ae4ad63c002e50d1fd2a08fac36ac770dff40cb3e3788
SHA512

7abdbfad7c6ba7956b580c6656d4224ac5023c6df7754a35025bd82b6190f543cd35bf220e3130070799599b10b7b017e2a262d971fab29dd62e2c372a4b6118
SSDEEP

12288:vrOd+Ri3AgFd13C1/CYU0EY5ZLl2YFye+JwP78lprlDfB:tQ3Ag13EKx0BR+2YlppD5

Score

10^/10

formbook dn13 discovery execution rat spyware stealer trojan

Malware Config

Extracted

Family

formbook

Version

4.1

Campaign

dn13

Decoy

5q53s.top

f9813.top

ysticsmoke.net

ignorysingeysquints.cfd

yncsignature.live

svp-their.xyz

outya.xyz

wlkflwef3sf2wf.top

etterjugfetkaril.cfd

p9eh2s99b5.top

400108iqlnnqi219.top

ynsu-condition.xyz

ndividual-bfiaen.xyz

anceibizamagazine.net

itrussips.live

orkcubefood.xyz

lindsandfurnishings.shop

ajwmid.top

pigramescentfeatous.shop

mbvcv56789.click

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/1932-24-0x0000000000400000-0x000000000042F000-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

Processes:

powershell.exepowershell.exe

pid process

2972 powershell.exe
2896 powershell.exe

pid	process
2972	powershell.exe
2896	powershell.exe

Suspicious use of SetThreadContext 1 IoCs

Processes:

2efd54686c3942f7778ae4ad63c002e50d1fd2a08fac36ac770dff40cb3e3788.exe

description	pid	process	target process
PID 2388 set thread context of 1932	2388	2efd54686c3942f7778ae4ad63c002e50d1fd2a08fac36ac770dff40cb3e3788.exe	2efd54686c3942f7778ae4ad63c002e50d1fd2a08fac36ac770dff40cb3e3788.exe

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

Processes:

2efd54686c3942f7778ae4ad63c002e50d1fd2a08fac36ac770dff40cb3e3788.exepowershell.exepowershell.exeschtasks.exe

description	ioc	process
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	2efd54686c3942f7778ae4ad63c002e50d1fd2a08fac36ac770dff40cb3e3788.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

Processes:

schtasks.exe

pid process

2752 schtasks.exe

pid	process
2752	schtasks.exe

Suspicious behavior: EnumeratesProcesses 5 IoCs

Processes:

2efd54686c3942f7778ae4ad63c002e50d1fd2a08fac36ac770dff40cb3e3788.exe2efd54686c3942f7778ae4ad63c002e50d1fd2a08fac36ac770dff40cb3e3788.exepowershell.exepowershell.exe

pid	process
2388	2efd54686c3942f7778ae4ad63c002e50d1fd2a08fac36ac770dff40cb3e3788.exe
2388	2efd54686c3942f7778ae4ad63c002e50d1fd2a08fac36ac770dff40cb3e3788.exe
1932	2efd54686c3942f7778ae4ad63c002e50d1fd2a08fac36ac770dff40cb3e3788.exe
2896	powershell.exe
2972	powershell.exe

Suspicious use of AdjustPrivilegeToken 3 IoCs

Processes:

2efd54686c3942f7778ae4ad63c002e50d1fd2a08fac36ac770dff40cb3e3788.exepowershell.exepowershell.exe

description	pid	process
Token: SeDebugPrivilege	2388	2efd54686c3942f7778ae4ad63c002e50d1fd2a08fac36ac770dff40cb3e3788.exe
Token: SeDebugPrivilege	2972	powershell.exe
Token: SeDebugPrivilege	2896	powershell.exe

Suspicious use of WriteProcessMemory 19 IoCs

Processes:

2efd54686c3942f7778ae4ad63c002e50d1fd2a08fac36ac770dff40cb3e3788.exe

description	pid	process	target process
PID 2388 wrote to memory of 2972	2388	2efd54686c3942f7778ae4ad63c002e50d1fd2a08fac36ac770dff40cb3e3788.exe	powershell.exe
PID 2388 wrote to memory of 2972	2388	2efd54686c3942f7778ae4ad63c002e50d1fd2a08fac36ac770dff40cb3e3788.exe	powershell.exe
PID 2388 wrote to memory of 2972	2388	2efd54686c3942f7778ae4ad63c002e50d1fd2a08fac36ac770dff40cb3e3788.exe	powershell.exe
PID 2388 wrote to memory of 2972	2388	2efd54686c3942f7778ae4ad63c002e50d1fd2a08fac36ac770dff40cb3e3788.exe	powershell.exe
PID 2388 wrote to memory of 2896	2388	2efd54686c3942f7778ae4ad63c002e50d1fd2a08fac36ac770dff40cb3e3788.exe	powershell.exe
PID 2388 wrote to memory of 2896	2388	2efd54686c3942f7778ae4ad63c002e50d1fd2a08fac36ac770dff40cb3e3788.exe	powershell.exe
PID 2388 wrote to memory of 2896	2388	2efd54686c3942f7778ae4ad63c002e50d1fd2a08fac36ac770dff40cb3e3788.exe	powershell.exe
PID 2388 wrote to memory of 2896	2388	2efd54686c3942f7778ae4ad63c002e50d1fd2a08fac36ac770dff40cb3e3788.exe	powershell.exe
PID 2388 wrote to memory of 2752	2388	2efd54686c3942f7778ae4ad63c002e50d1fd2a08fac36ac770dff40cb3e3788.exe	schtasks.exe
PID 2388 wrote to memory of 2752	2388	2efd54686c3942f7778ae4ad63c002e50d1fd2a08fac36ac770dff40cb3e3788.exe	schtasks.exe
PID 2388 wrote to memory of 2752	2388	2efd54686c3942f7778ae4ad63c002e50d1fd2a08fac36ac770dff40cb3e3788.exe	schtasks.exe
PID 2388 wrote to memory of 2752	2388	2efd54686c3942f7778ae4ad63c002e50d1fd2a08fac36ac770dff40cb3e3788.exe	schtasks.exe
PID 2388 wrote to memory of 1932	2388	2efd54686c3942f7778ae4ad63c002e50d1fd2a08fac36ac770dff40cb3e3788.exe	2efd54686c3942f7778ae4ad63c002e50d1fd2a08fac36ac770dff40cb3e3788.exe
PID 2388 wrote to memory of 1932	2388	2efd54686c3942f7778ae4ad63c002e50d1fd2a08fac36ac770dff40cb3e3788.exe	2efd54686c3942f7778ae4ad63c002e50d1fd2a08fac36ac770dff40cb3e3788.exe
PID 2388 wrote to memory of 1932	2388	2efd54686c3942f7778ae4ad63c002e50d1fd2a08fac36ac770dff40cb3e3788.exe	2efd54686c3942f7778ae4ad63c002e50d1fd2a08fac36ac770dff40cb3e3788.exe
PID 2388 wrote to memory of 1932	2388	2efd54686c3942f7778ae4ad63c002e50d1fd2a08fac36ac770dff40cb3e3788.exe	2efd54686c3942f7778ae4ad63c002e50d1fd2a08fac36ac770dff40cb3e3788.exe
PID 2388 wrote to memory of 1932	2388	2efd54686c3942f7778ae4ad63c002e50d1fd2a08fac36ac770dff40cb3e3788.exe	2efd54686c3942f7778ae4ad63c002e50d1fd2a08fac36ac770dff40cb3e3788.exe
PID 2388 wrote to memory of 1932	2388	2efd54686c3942f7778ae4ad63c002e50d1fd2a08fac36ac770dff40cb3e3788.exe	2efd54686c3942f7778ae4ad63c002e50d1fd2a08fac36ac770dff40cb3e3788.exe
PID 2388 wrote to memory of 1932	2388	2efd54686c3942f7778ae4ad63c002e50d1fd2a08fac36ac770dff40cb3e3788.exe	2efd54686c3942f7778ae4ad63c002e50d1fd2a08fac36ac770dff40cb3e3788.exe

C:\Users\Admin\AppData\Local\Temp\2efd54686c3942f7778ae4ad63c002e50d1fd2a08fac36ac770dff40cb3e3788.exe
"C:\Users\Admin\AppData\Local\Temp\2efd54686c3942f7778ae4ad63c002e50d1fd2a08fac36ac770dff40cb3e3788.exe"
1⤵
- Suspicious use of SetThreadContext
- System Location Discovery: System Language Discovery
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
PID:2388
- 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\2efd54686c3942f7778ae4ad63c002e50d1fd2a08fac36ac770dff40cb3e3788.exe"
  2⤵
  - Command and Scripting Interpreter: PowerShell
  - System Location Discovery: System Language Discovery
  - Suspicious behavior: EnumeratesProcesses
  - Suspicious use of AdjustPrivilegeToken
  PID:2972
- C:\Windows\SysWOW64\WindowsPowerShell\v1.0\powershell.exe
  "C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe" Add-MpPreference -ExclusionPath "C:\Users\Admin\AppData\Roaming\tOaFoZLjud.exe"
  2⤵
  - Command and Scripting Interpreter: PowerShell
  - System Location Discovery: System Language Discovery
  - Suspicious behavior: EnumeratesProcesses
  - Suspicious use of AdjustPrivilegeToken
  PID:2896
- C:\Windows\SysWOW64\schtasks.exe
  "C:\Windows\System32\schtasks.exe" /Create /TN "Updates\tOaFoZLjud" /XML "C:\Users\Admin\AppData\Local\Temp\tmp177.tmp"
  2⤵
  - System Location Discovery: System Language Discovery
  - Scheduled Task/Job: Scheduled Task
  PID:2752
- C:\Users\Admin\AppData\Local\Temp\2efd54686c3942f7778ae4ad63c002e50d1fd2a08fac36ac770dff40cb3e3788.exe
  "C:\Users\Admin\AppData\Local\Temp\2efd54686c3942f7778ae4ad63c002e50d1fd2a08fac36ac770dff40cb3e3788.exe"
  2⤵
  - Suspicious behavior: EnumeratesProcesses
  PID:1932

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\tmp177.tmp

Filesize
1KB

MD5
cc1dbb2862770975b46943b78620610a

SHA1
4ce044f98a6cec2a0fdcfe6ba85b420bc09e0957

SHA256
f71229ef8d738499c6dc9dc999e48cdefb4926c905d0d65195d0ff0d3d8ed7d2

SHA512
53f5de4fad3c793ede5540488aadd36719c024e5f608cccf619bfcdc1aebbca11cf9b857e4bf5d721707dc8b4ecab96e3c31cf9efed0e3204d9604876ba29c87

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

Filesize
7KB

MD5
c744521f3a3c7384e3b046fba1ce3dd1

SHA1
9fb6406b9e18476cbf4955b8c0692e1a89650c89

SHA256
806177a3f5ff44ac3aaa0a47a0b3cf2975b3bcedb6daefa64d0c64a059596639

SHA512
3ab144126cca226c04ef77e6d8d6061fb0dd68c84968ba1ce8bf4a75b05462d547c4e1990b028208f552086c3df799a8a266cf0a136ecb3a1151f5ff85419ccc

Download Submit
memory/1932-19-0x0000000000400000-0x000000000042F000-memory.dmp

Filesize
188KB

Download
memory/1932-21-0x0000000000400000-0x000000000042F000-memory.dmp

Filesize
188KB

Download
memory/1932-24-0x0000000000400000-0x000000000042F000-memory.dmp

Filesize
188KB

Download
memory/1932-23-0x000000007EFDE000-0x000000007EFDF000-memory.dmp

Filesize
4KB

Download
memory/2388-3-0x00000000741AE000-0x00000000741AF000-memory.dmp

Filesize
4KB

Download
memory/2388-6-0x00000000053D0000-0x0000000005448000-memory.dmp

Filesize
480KB

Download
memory/2388-5-0x00000000741A0000-0x000000007488E000-memory.dmp

Filesize
6.9MB

Download
memory/2388-4-0x0000000000460000-0x0000000000472000-memory.dmp

Filesize
72KB

Download
memory/2388-0-0x00000000741AE000-0x00000000741AF000-memory.dmp

Filesize
4KB

Download
memory/2388-2-0x00000000741A0000-0x000000007488E000-memory.dmp

Filesize
6.9MB

Download
memory/2388-1-0x0000000000C70000-0x0000000000D1E000-memory.dmp

Filesize
696KB

Download
memory/2388-25-0x00000000741A0000-0x000000007488E000-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