formbook | 8d4982f32dffdff70405b3185f7a3e6ca96c596663576ca85c1f8dae9352e3b3

General

Target

BN7qJ4EGbiL2jf9.exe
Size

654KB
MD5

5672cebe337b0692893b95b73f534c37
SHA1

4f5927d48e797140ae87831e4ba2dcb6df172db7
SHA256

8d4982f32dffdff70405b3185f7a3e6ca96c596663576ca85c1f8dae9352e3b3
SHA512

285b168f7259f35e1fb5dfd41b21a6d6972447f0fe70252f80127866385abd89dd09add944c56627c3e412e4caed5785b327cc09da058dbad3fac5eff968fe16
SSDEEP

12288:Gw6kSRPc/iXyDuHRVYUDD4xydC7jKr1xFkIduA1A9:169R0/iXc+RlYxydC78xFAG

Score

10^/10

formbook d16h discovery rat spyware stealer trojan

Malware Config

Extracted

Family

formbook

Version

4.1

Campaign

d16h

Decoy

iki-graphy.online

l8z8c.vip

1709.asia

inematography-course-72246.bond

pis3noe2e.sbs

wernv.xyz

ovepepe.xyz

ama-online.world

ookmouse.fun

harkclothingdesigns.xyz

bbvvjuiqew.bond

sed-cars-93620.bond

esgateeganhe.shop

cekmeledak.info

ebulahorizon.buzz

peakers-92991.bond

essislotgoal16.top

hafi.biz

ichunyang.club

lrica.net

Signatures

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

Formbook payload 3 IoCs

rat

resource	yara_rule
behavioral1/memory/1872-11-0x0000000000400000-0x000000000042F000-memory.dmp	formbook
behavioral1/memory/1872-16-0x0000000000400000-0x000000000042F000-memory.dmp	formbook
behavioral1/memory/2100-21-0x0000000000070000-0x000000000009F000-memory.dmp	formbook

Deletes itself 1 IoCs

pid	Process
2912	cmd.exe

Suspicious use of SetThreadContext 3 IoCs

description	pid	Process	procid_target
PID 2508 set thread context of 1872	2508	BN7qJ4EGbiL2jf9.exe	30
PID 1872 set thread context of 1180	1872	BN7qJ4EGbiL2jf9.exe	21
PID 2100 set thread context of 1180	2100	cscript.exe	21

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	BN7qJ4EGbiL2jf9.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	cscript.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	cmd.exe

Suspicious behavior: EnumeratesProcesses 28 IoCs

pid	Process
1872	BN7qJ4EGbiL2jf9.exe
1872	BN7qJ4EGbiL2jf9.exe
2100	cscript.exe
2100	cscript.exe
2100	cscript.exe
2100	cscript.exe
2100	cscript.exe
2100	cscript.exe
2100	cscript.exe
2100	cscript.exe
2100	cscript.exe
2100	cscript.exe
2100	cscript.exe
2100	cscript.exe
2100	cscript.exe
2100	cscript.exe
2100	cscript.exe
2100	cscript.exe
2100	cscript.exe
2100	cscript.exe
2100	cscript.exe
2100	cscript.exe
2100	cscript.exe
2100	cscript.exe
2100	cscript.exe
2100	cscript.exe
2100	cscript.exe
2100	cscript.exe

Suspicious behavior: MapViewOfSection 5 IoCs

pid	Process
1872	BN7qJ4EGbiL2jf9.exe
1872	BN7qJ4EGbiL2jf9.exe
1872	BN7qJ4EGbiL2jf9.exe
2100	cscript.exe
2100	cscript.exe

Suspicious use of AdjustPrivilegeToken 2 IoCs

description	pid	Process
Token: SeDebugPrivilege	1872	BN7qJ4EGbiL2jf9.exe
Token: SeDebugPrivilege	2100	cscript.exe

Suspicious use of WriteProcessMemory 15 IoCs

description	pid	Process	procid_target
PID 2508 wrote to memory of 1872	2508	BN7qJ4EGbiL2jf9.exe	30
PID 2508 wrote to memory of 1872	2508	BN7qJ4EGbiL2jf9.exe	30
PID 2508 wrote to memory of 1872	2508	BN7qJ4EGbiL2jf9.exe	30
PID 2508 wrote to memory of 1872	2508	BN7qJ4EGbiL2jf9.exe	30
PID 2508 wrote to memory of 1872	2508	BN7qJ4EGbiL2jf9.exe	30
PID 2508 wrote to memory of 1872	2508	BN7qJ4EGbiL2jf9.exe	30
PID 2508 wrote to memory of 1872	2508	BN7qJ4EGbiL2jf9.exe	30
PID 1180 wrote to memory of 2100	1180	Explorer.EXE	31
PID 1180 wrote to memory of 2100	1180	Explorer.EXE	31
PID 1180 wrote to memory of 2100	1180	Explorer.EXE	31
PID 1180 wrote to memory of 2100	1180	Explorer.EXE	31
PID 2100 wrote to memory of 2912	2100	cscript.exe	32
PID 2100 wrote to memory of 2912	2100	cscript.exe	32
PID 2100 wrote to memory of 2912	2100	cscript.exe	32
PID 2100 wrote to memory of 2912	2100	cscript.exe	32

C:\Windows\Explorer.EXE
C:\Windows\Explorer.EXE
1⤵
- Suspicious use of WriteProcessMemory
PID:1180
- C:\Users\Admin\AppData\Local\Temp\BN7qJ4EGbiL2jf9.exe
  "C:\Users\Admin\AppData\Local\Temp\BN7qJ4EGbiL2jf9.exe"
  2⤵
  - Suspicious use of SetThreadContext
  - System Location Discovery: System Language Discovery
  - Suspicious use of WriteProcessMemory
  PID:2508
- - C:\Users\Admin\AppData\Local\Temp\BN7qJ4EGbiL2jf9.exe
    "C:\Users\Admin\AppData\Local\Temp\BN7qJ4EGbiL2jf9.exe"
    3⤵
    - Suspicious use of SetThreadContext
    - Suspicious behavior: EnumeratesProcesses
    - Suspicious behavior: MapViewOfSection
    - Suspicious use of AdjustPrivilegeToken
    PID:1872
- C:\Windows\SysWOW64\cscript.exe
  "C:\Windows\SysWOW64\cscript.exe"
  2⤵
  - Suspicious use of SetThreadContext
  - System Location Discovery: System Language Discovery
  - Suspicious behavior: EnumeratesProcesses
  - Suspicious behavior: MapViewOfSection
  - Suspicious use of AdjustPrivilegeToken
  - Suspicious use of WriteProcessMemory
  PID:2100
- - C:\Windows\SysWOW64\cmd.exe
    /c del "C:\Users\Admin\AppData\Local\Temp\BN7qJ4EGbiL2jf9.exe"
    3⤵
    - Deletes itself
    - System Location Discovery: System Language Discovery
    PID:2912

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/1180-17-0x0000000004F80000-0x00000000050BA000-memory.dmp

Filesize
1.2MB

Download
memory/1180-22-0x0000000004F80000-0x00000000050BA000-memory.dmp

Filesize
1.2MB

Download
memory/1872-7-0x0000000000400000-0x000000000042F000-memory.dmp

Filesize
188KB

Download
memory/1872-14-0x0000000000A10000-0x0000000000D13000-memory.dmp

Filesize
3.0MB

Download
memory/1872-11-0x0000000000400000-0x000000000042F000-memory.dmp

Filesize
188KB

Download
memory/1872-9-0x000000007EFDE000-0x000000007EFDF000-memory.dmp

Filesize
4KB

Download
memory/1872-8-0x0000000000400000-0x000000000042F000-memory.dmp

Filesize
188KB

Download
memory/1872-16-0x0000000000400000-0x000000000042F000-memory.dmp

Filesize
188KB

Download
memory/1872-15-0x0000000000430000-0x0000000000444000-memory.dmp

Filesize
80KB

Download
memory/2100-21-0x0000000000070000-0x000000000009F000-memory.dmp

Filesize
188KB

Download
memory/2100-20-0x0000000000E50000-0x0000000000E72000-memory.dmp

Filesize
136KB

Download
memory/2100-18-0x0000000000E50000-0x0000000000E72000-memory.dmp

Filesize
136KB

Download
memory/2508-12-0x0000000073D00000-0x00000000743EE000-memory.dmp

Filesize
6.9MB

Download
memory/2508-3-0x0000000000630000-0x0000000000640000-memory.dmp

Filesize
64KB

Download
memory/2508-0-0x0000000073D0E000-0x0000000073D0F000-memory.dmp

Filesize
4KB

Download
memory/2508-2-0x0000000073D00000-0x00000000743EE000-memory.dmp

Filesize
6.9MB

Download
memory/2508-6-0x00000000049B0000-0x0000000004A26000-memory.dmp

Filesize
472KB

Download
memory/2508-5-0x0000000073D00000-0x00000000743EE000-memory.dmp

Filesize
6.9MB

Download
memory/2508-4-0x0000000073D0E000-0x0000000073D0F000-memory.dmp

Filesize
4KB

Download
memory/2508-1-0x0000000000960000-0x0000000000A0A000-memory.dmp

Filesize
680KB

Download

Analysis

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