formbook | e23bf1a652dd78590f79e4a350dd7869c9c5477ef9d1dcae78504ac4fa46cada

General

Target

e23bf1a652dd78590f79e4a350dd7869c9c5477ef9d1dcae78504ac4fa46cada.exe
Size

544KB
MD5

e081a5f2bea797aad5cd3e9e934bb8e0
SHA1

af59729a38b512cac6c3fd8896bd8123fa9bbdef
SHA256

e23bf1a652dd78590f79e4a350dd7869c9c5477ef9d1dcae78504ac4fa46cada
SHA512

af8210c19cdbfbd949d0d92921b98ba791e027548b4eef0f02a1efab7c6b621c5c90fe764c04b90528bd855b11d307c82bd9844adec2a8a731adce5267ab0f6d
SSDEEP

12288:ygRzUZzOZgFlBNeNpoMNfsoHD3DopWIzK//a9N:nk9FlTeXLsoDDRw

Score

10^/10

formbook b31a discovery rat spyware stealer trojan

Malware Config

Extracted

Family

formbook

Version

4.1

Campaign

b31a

Decoy

enjamin-paaac.buzz

mail-marketing-40950.bond

pusems28-post.cyou

hindo.top

ruck-company-be.today

asinos-deutschland.net

ewancash.boats

etdopovo.casino

rcher-saaac.buzz

871166.vip

manuel.app

g3yqo.shop

-9way.xyz

qawgytfexe.bond

iefi6834.vip

ental-health-35901.bond

idat-merkez18.top

rojectleadzone.website

lirudolph.top

migloballlc.online

Signatures

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

Formbook payload 2 IoCs

rat

resource	yara_rule
behavioral1/memory/2248-14-0x0000000000400000-0x000000000042F000-memory.dmp	formbook
behavioral1/memory/2248-17-0x0000000000B90000-0x0000000000E93000-memory.dmp	formbook

Suspicious use of SetThreadContext 1 IoCs

description	pid	Process	procid_target
PID 2252 set thread context of 2248	2252	e23bf1a652dd78590f79e4a350dd7869c9c5477ef9d1dcae78504ac4fa46cada.exe	29

System Location Discovery: System Language Discovery 1 TTPs 1 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	e23bf1a652dd78590f79e4a350dd7869c9c5477ef9d1dcae78504ac4fa46cada.exe

Suspicious behavior: EnumeratesProcesses 3 IoCs

pid	Process
2252	e23bf1a652dd78590f79e4a350dd7869c9c5477ef9d1dcae78504ac4fa46cada.exe
2252	e23bf1a652dd78590f79e4a350dd7869c9c5477ef9d1dcae78504ac4fa46cada.exe
2248	e23bf1a652dd78590f79e4a350dd7869c9c5477ef9d1dcae78504ac4fa46cada.exe

Suspicious use of AdjustPrivilegeToken 1 IoCs

description	pid	Process
Token: SeDebugPrivilege	2252	e23bf1a652dd78590f79e4a350dd7869c9c5477ef9d1dcae78504ac4fa46cada.exe

Suspicious use of WriteProcessMemory 7 IoCs

description	pid	Process	procid_target
PID 2252 wrote to memory of 2248	2252	e23bf1a652dd78590f79e4a350dd7869c9c5477ef9d1dcae78504ac4fa46cada.exe	29
PID 2252 wrote to memory of 2248	2252	e23bf1a652dd78590f79e4a350dd7869c9c5477ef9d1dcae78504ac4fa46cada.exe	29
PID 2252 wrote to memory of 2248	2252	e23bf1a652dd78590f79e4a350dd7869c9c5477ef9d1dcae78504ac4fa46cada.exe	29
PID 2252 wrote to memory of 2248	2252	e23bf1a652dd78590f79e4a350dd7869c9c5477ef9d1dcae78504ac4fa46cada.exe	29
PID 2252 wrote to memory of 2248	2252	e23bf1a652dd78590f79e4a350dd7869c9c5477ef9d1dcae78504ac4fa46cada.exe	29
PID 2252 wrote to memory of 2248	2252	e23bf1a652dd78590f79e4a350dd7869c9c5477ef9d1dcae78504ac4fa46cada.exe	29
PID 2252 wrote to memory of 2248	2252	e23bf1a652dd78590f79e4a350dd7869c9c5477ef9d1dcae78504ac4fa46cada.exe	29

C:\Users\Admin\AppData\Local\Temp\e23bf1a652dd78590f79e4a350dd7869c9c5477ef9d1dcae78504ac4fa46cada.exe
"C:\Users\Admin\AppData\Local\Temp\e23bf1a652dd78590f79e4a350dd7869c9c5477ef9d1dcae78504ac4fa46cada.exe"
1⤵
- Suspicious use of SetThreadContext
- System Location Discovery: System Language Discovery
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
PID:2252
- C:\Users\Admin\AppData\Local\Temp\e23bf1a652dd78590f79e4a350dd7869c9c5477ef9d1dcae78504ac4fa46cada.exe
  "C:\Users\Admin\AppData\Local\Temp\e23bf1a652dd78590f79e4a350dd7869c9c5477ef9d1dcae78504ac4fa46cada.exe"
  2⤵
  - Suspicious behavior: EnumeratesProcesses
  PID:2248

Network

MITRE ATT&CK Enterprise v15

Reconnaissance

Resource Development

Initial Access

Execution

Persistence

Privilege Escalation

Defense Evasion

Credential Access

Discovery

System Location Discovery

1

T1614

System Language Discovery

1

T1614.001

Lateral Movement

Collection

Command and Control

Exfiltration

Impact

Replay Monitor

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Downloads

memory/2248-9-0x0000000000400000-0x000000000042F000-memory.dmp

Filesize
188KB

Download
memory/2248-17-0x0000000000B90000-0x0000000000E93000-memory.dmp

Filesize
3.0MB

Download
memory/2248-16-0x0000000000B90000-0x0000000000E93000-memory.dmp

Filesize
3.0MB

Download
memory/2248-12-0x000000007EFDE000-0x000000007EFDF000-memory.dmp

Filesize
4KB

Download
memory/2248-14-0x0000000000400000-0x000000000042F000-memory.dmp

Filesize
188KB

Download
memory/2248-10-0x0000000000400000-0x000000000042F000-memory.dmp

Filesize
188KB

Download
memory/2252-3-0x00000000046B0000-0x0000000004742000-memory.dmp

Filesize
584KB

Download
memory/2252-7-0x0000000004D10000-0x0000000004D86000-memory.dmp

Filesize
472KB

Download
memory/2252-6-0x00000000748C0000-0x0000000074FAE000-memory.dmp

Filesize
6.9MB

Download
memory/2252-5-0x00000000748CE000-0x00000000748CF000-memory.dmp

Filesize
4KB

Download
memory/2252-4-0x0000000000710000-0x0000000000720000-memory.dmp

Filesize
64KB

Download
memory/2252-0-0x00000000748CE000-0x00000000748CF000-memory.dmp

Filesize
4KB

Download
memory/2252-15-0x00000000748C0000-0x0000000074FAE000-memory.dmp

Filesize
6.9MB

Download
memory/2252-2-0x00000000748C0000-0x0000000074FAE000-memory.dmp

Filesize
6.9MB

Download
memory/2252-1-0x0000000000850000-0x00000000008DE000-memory.dmp

Filesize
568KB

Download

Analysis

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