formbook | 044c6038df71898680d1927a2a3251d58925ab0b91a5cc17ffc6599fe155f9c4

Analysis

max time kernel
85s
max time network
32s
platform
windows7_x64
resource
win7-20230220-en
resource tags

arch:x64arch:x86image:win7-20230220-enlocale:en-usos:windows7-x64system
submitted
07-05-2023 06:07

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General

Target

b84f2f3a8f2c340d2d0d931454eea49b.exe
Size

704KB
MD5

b84f2f3a8f2c340d2d0d931454eea49b
SHA1

5640f48cb80b6bc39b54d039e3dc87db7bfa05cf
SHA256

044c6038df71898680d1927a2a3251d58925ab0b91a5cc17ffc6599fe155f9c4
SHA512

c8be86dfe99ba6f9cf544f2c105b18be7086960a14697448bcaa9ac85fe40d23bdd5068f7cadc21f9debeadd05c2dc41ef10d0edfe2f9bbca24da8ee56a89816
SSDEEP

12288:RO6CEN1VXN1+kGAsnwgGHJINvoB6WtB6I04qvuFbbGDfe:x1+kpxpI2/r6eqmJbGDW

Score

10^/10

formbook gtt8 rat spyware stealer trojan

Malware Config

Extracted

Family

formbook

Version

4.1

Campaign

gtt8

Decoy

thesuccessbot.com

rittercivil.com

jt1.fun

d365extension.com

quqoxeq.top

visittworiverswi.com

bfprotienda.com

greenhabitsph.com

ladmere.com

clockboutiques.com

minwart.xyz

xinyuejiancai.online

eggsl.com

fetchingcandles.com

skywatiniya.com

hinkley.news

realityonlineenterprises.com

teamcroissant.com

esfera-pv.ch

herdadedosmontesbastos.com

Signatures

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

Formbook payload 1 IoCs

rat

Processes:

resource	yara_rule
behavioral1/memory/1868-64-0x0000000000400000-0x000000000042F000-memory.dmp	formbook

Suspicious use of SetThreadContext 1 IoCs

Processes:

b84f2f3a8f2c340d2d0d931454eea49b.exe

description pid process target process

PID 1232 set thread context of 1868 1232 b84f2f3a8f2c340d2d0d931454eea49b.exe b84f2f3a8f2c340d2d0d931454eea49b.exe
Suspicious behavior: EnumeratesProcesses 1 IoCs

Processes:

b84f2f3a8f2c340d2d0d931454eea49b.exe

pid process

1868 b84f2f3a8f2c340d2d0d931454eea49b.exe

description	pid	process	target process
PID 1232 set thread context of 1868	1232	b84f2f3a8f2c340d2d0d931454eea49b.exe	b84f2f3a8f2c340d2d0d931454eea49b.exe

pid	process
1868	b84f2f3a8f2c340d2d0d931454eea49b.exe

Suspicious use of WriteProcessMemory 7 IoCs

Processes:

b84f2f3a8f2c340d2d0d931454eea49b.exe

description	pid	process	target process
PID 1232 wrote to memory of 1868	1232	b84f2f3a8f2c340d2d0d931454eea49b.exe	b84f2f3a8f2c340d2d0d931454eea49b.exe
PID 1232 wrote to memory of 1868	1232	b84f2f3a8f2c340d2d0d931454eea49b.exe	b84f2f3a8f2c340d2d0d931454eea49b.exe
PID 1232 wrote to memory of 1868	1232	b84f2f3a8f2c340d2d0d931454eea49b.exe	b84f2f3a8f2c340d2d0d931454eea49b.exe
PID 1232 wrote to memory of 1868	1232	b84f2f3a8f2c340d2d0d931454eea49b.exe	b84f2f3a8f2c340d2d0d931454eea49b.exe
PID 1232 wrote to memory of 1868	1232	b84f2f3a8f2c340d2d0d931454eea49b.exe	b84f2f3a8f2c340d2d0d931454eea49b.exe
PID 1232 wrote to memory of 1868	1232	b84f2f3a8f2c340d2d0d931454eea49b.exe	b84f2f3a8f2c340d2d0d931454eea49b.exe
PID 1232 wrote to memory of 1868	1232	b84f2f3a8f2c340d2d0d931454eea49b.exe	b84f2f3a8f2c340d2d0d931454eea49b.exe

C:\Users\Admin\AppData\Local\Temp\b84f2f3a8f2c340d2d0d931454eea49b.exe
"C:\Users\Admin\AppData\Local\Temp\b84f2f3a8f2c340d2d0d931454eea49b.exe"
1⤵
- Suspicious use of SetThreadContext
- Suspicious use of WriteProcessMemory
PID:1232

C:\Users\Admin\AppData\Local\Temp\b84f2f3a8f2c340d2d0d931454eea49b.exe
"C:\Users\Admin\AppData\Local\Temp\b84f2f3a8f2c340d2d0d931454eea49b.exe"
2⤵
- Suspicious behavior: EnumeratesProcesses
PID:1868

MITRE ATT&CK Matrix

Replay Monitor

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Downloads

memory/1232-54-0x0000000001080000-0x0000000001136000-memory.dmp

Filesize
728KB

Download
memory/1232-55-0x0000000004E00000-0x0000000004E40000-memory.dmp

Filesize
256KB

Download
memory/1232-56-0x0000000000290000-0x00000000002A2000-memory.dmp

Filesize
72KB

Download
memory/1232-57-0x0000000004E00000-0x0000000004E40000-memory.dmp

Filesize
256KB

Download
memory/1232-58-0x00000000003E0000-0x00000000003EC000-memory.dmp

Filesize
48KB

Download
memory/1232-59-0x0000000005E10000-0x0000000005E80000-memory.dmp

Filesize
448KB

Download
memory/1232-60-0x0000000000B40000-0x0000000000B78000-memory.dmp

Filesize
224KB

Download
memory/1868-61-0x0000000000400000-0x000000000042F000-memory.dmp

Filesize
188KB

Download
memory/1868-62-0x0000000000400000-0x000000000042F000-memory.dmp

Filesize
188KB

Download
memory/1868-63-0x000000007EFDE000-0x000000007EFDF000-memory.dmp

Filesize
4KB

Download
memory/1868-64-0x0000000000400000-0x000000000042F000-memory.dmp

Filesize
188KB

Download
memory/1868-65-0x00000000008F0000-0x0000000000BF3000-memory.dmp

Filesize
3.0MB

Download