formbook | bb2a13c3f2f32551b00c4173f0cb5baf28cdadf76e4e6b531885a162f7c310c6

Analysis

max time kernel
119s
max time network
120s
platform
windows7_x64
resource
win7-20241010-en
resource tags

arch:x64arch:x86image:win7-20241010-enlocale:en-usos:windows7-x64system
submitted
13-12-2024 17:51

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General

Target

bb2a13c3f2f32551b00c4173f0cb5baf28cdadf76e4e6b531885a162f7c310c6.exe
Size

711KB
MD5

edb164a751c9dd9defabe5b4912ffb12
SHA1

d79237920e7447a87082f1bbab77ee54e704479e
SHA256

bb2a13c3f2f32551b00c4173f0cb5baf28cdadf76e4e6b531885a162f7c310c6
SHA512

889f4858b07a2ee35895119e261d98b4bdc862f35cc9aee6500a4465eb3df790693532370cee9ea349a3226cd250a65836a3336cf6c47888f5240130df9af7fb
SSDEEP

12288:3p8XtgNO7LkxA22P4Qd9PbQ8BV5RdYH5cb0azdG9A2MatDX5FAMFfSm2cb54:ZePuA/ZJBlqaQaz89A2ttDX5tt

Score

10^/10

formbook gd04 discovery rat spyware stealer trojan

Malware Config

Extracted

Family

formbook

Version

4.1

Campaign

gd04

Decoy

f5u8utd50.icu

ob-offer-33304.bond

aaf.zone

hoppersrack.store

nline-gaming-33476.bond

isionaryvault.online

ilitary-jobs-88516.bond

iyxym.info

eyes.xyz

refle.xyz

kinsmonlkey.shop

oruu.shop

est2x2.online

nline-advertising-77889.bond

hepresspoolai.xyz

anilaberg.online

reimutigleben.store

anguage-courses-22450.bond

zzt.xyz

kfn.lat

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

resource	yara_rule
behavioral1/memory/2600-13-0x0000000000400000-0x000000000042F000-memory.dmp	formbook

Suspicious use of SetThreadContext 1 IoCs

description	pid	Process	procid_target
PID 1700 set thread context of 2600	1700	bb2a13c3f2f32551b00c4173f0cb5baf28cdadf76e4e6b531885a162f7c310c6.exe	30

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	bb2a13c3f2f32551b00c4173f0cb5baf28cdadf76e4e6b531885a162f7c310c6.exe

Suspicious behavior: EnumeratesProcesses 1 IoCs

pid	Process
2600	bb2a13c3f2f32551b00c4173f0cb5baf28cdadf76e4e6b531885a162f7c310c6.exe

Suspicious use of WriteProcessMemory 7 IoCs

description	pid	Process	procid_target
PID 1700 wrote to memory of 2600	1700	bb2a13c3f2f32551b00c4173f0cb5baf28cdadf76e4e6b531885a162f7c310c6.exe	30
PID 1700 wrote to memory of 2600	1700	bb2a13c3f2f32551b00c4173f0cb5baf28cdadf76e4e6b531885a162f7c310c6.exe	30
PID 1700 wrote to memory of 2600	1700	bb2a13c3f2f32551b00c4173f0cb5baf28cdadf76e4e6b531885a162f7c310c6.exe	30
PID 1700 wrote to memory of 2600	1700	bb2a13c3f2f32551b00c4173f0cb5baf28cdadf76e4e6b531885a162f7c310c6.exe	30
PID 1700 wrote to memory of 2600	1700	bb2a13c3f2f32551b00c4173f0cb5baf28cdadf76e4e6b531885a162f7c310c6.exe	30
PID 1700 wrote to memory of 2600	1700	bb2a13c3f2f32551b00c4173f0cb5baf28cdadf76e4e6b531885a162f7c310c6.exe	30
PID 1700 wrote to memory of 2600	1700	bb2a13c3f2f32551b00c4173f0cb5baf28cdadf76e4e6b531885a162f7c310c6.exe	30

C:\Users\Admin\AppData\Local\Temp\bb2a13c3f2f32551b00c4173f0cb5baf28cdadf76e4e6b531885a162f7c310c6.exe
"C:\Users\Admin\AppData\Local\Temp\bb2a13c3f2f32551b00c4173f0cb5baf28cdadf76e4e6b531885a162f7c310c6.exe"
1⤵
- Suspicious use of SetThreadContext
- System Location Discovery: System Language Discovery
- Suspicious use of WriteProcessMemory
PID:1700
- C:\Users\Admin\AppData\Local\Temp\bb2a13c3f2f32551b00c4173f0cb5baf28cdadf76e4e6b531885a162f7c310c6.exe
  "C:\Users\Admin\AppData\Local\Temp\bb2a13c3f2f32551b00c4173f0cb5baf28cdadf76e4e6b531885a162f7c310c6.exe"
  2⤵
  - Suspicious behavior: EnumeratesProcesses
  PID:2600

Network

MITRE ATT&CK Enterprise v15

Reconnaissance

Resource Development

Initial Access

Execution

Persistence

Privilege Escalation

Defense Evasion

Credential Access

Discovery

System Location Discovery

T1614

System Language Discovery

T1614.001

Lateral Movement

Collection

Command and Control

Exfiltration

Impact

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Downloads

memory/1700-6-0x0000000007110000-0x000000000718A000-memory.dmp

Filesize
488KB

Download
memory/1700-2-0x0000000074410000-0x0000000074AFE000-memory.dmp

Filesize
6.9MB

Download
memory/1700-1-0x0000000000940000-0x00000000009F6000-memory.dmp

Filesize
728KB

Download
memory/1700-0-0x000000007441E000-0x000000007441F000-memory.dmp

Filesize
4KB

Download
memory/1700-4-0x000000007441E000-0x000000007441F000-memory.dmp

Filesize
4KB

Download
memory/1700-5-0x0000000074410000-0x0000000074AFE000-memory.dmp

Filesize
6.9MB

Download
memory/1700-3-0x0000000000240000-0x0000000000258000-memory.dmp

Filesize
96KB

Download
memory/1700-14-0x0000000074410000-0x0000000074AFE000-memory.dmp

Filesize
6.9MB

Download
memory/2600-11-0x000000007EFDE000-0x000000007EFDF000-memory.dmp

Filesize
4KB

Download
memory/2600-13-0x0000000000400000-0x000000000042F000-memory.dmp

Filesize
188KB

Download
memory/2600-9-0x0000000000400000-0x000000000042F000-memory.dmp

Filesize
188KB

Download
memory/2600-8-0x0000000000400000-0x000000000042F000-memory.dmp

Filesize
188KB

Download
memory/2600-15-0x0000000000A00000-0x0000000000D03000-memory.dmp

Filesize
3.0MB

Download