formbook | 540c181beb778359eea5bd699310b2cebd8017d5286d408b1abf12e1228b7b9d

General

Target

atlasmysj4799.exe
Size

662KB
MD5

94cf44254f5691f058a2f6df5e8ec4c8
SHA1

f9a6e73b208e56007b04c7086d047874e4508713
SHA256

540c181beb778359eea5bd699310b2cebd8017d5286d408b1abf12e1228b7b9d
SHA512

0e48608940c00770117d069cc71570d778ce73b7c113e97974cc66fd3e3889852e70912d9298c4c30a4bd288e859b0c0322717b2eb9af315b1af1a210971a29a
SSDEEP

12288:X2iN65lBHxqd5h26MZqIv7c6+E+dTEm8+CNesDZs:X1E5lBRqd5kLp7lf+9Eqs9Zs

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 4 IoCs

rat

Processes:

resource	yara_rule
behavioral2/memory/320-140-0x0000000000400000-0x000000000042F000-memory.dmp	formbook
behavioral2/memory/320-144-0x0000000000400000-0x000000000042F000-memory.dmp	formbook
behavioral2/memory/3092-149-0x0000000000B00000-0x0000000000B2F000-memory.dmp	formbook
behavioral2/memory/3092-151-0x0000000000B00000-0x0000000000B2F000-memory.dmp	formbook

Suspicious use of SetThreadContext 3 IoCs

Processes:

atlasmysj4799.exeatlasmysj4799.exeipconfig.exe

description	pid	process	target process
PID 828 set thread context of 320	828	atlasmysj4799.exe	atlasmysj4799.exe
PID 320 set thread context of 3140	320	atlasmysj4799.exe	Explorer.EXE
PID 3092 set thread context of 3140	3092	ipconfig.exe	Explorer.EXE

Gathers network information 2 TTPs 1 IoCs
Uses commandline utility to view network configuration.

System Information Discovery
T1082

Command-Line Interface
T1059

Processes:

ipconfig.exe

pid process

3092 ipconfig.exe

pid	process
3092	ipconfig.exe

Suspicious behavior: EnumeratesProcesses 42 IoCs

Processes:

atlasmysj4799.exeipconfig.exe

pid	process
320	atlasmysj4799.exe
320	atlasmysj4799.exe
320	atlasmysj4799.exe
320	atlasmysj4799.exe
3092	ipconfig.exe
3092	ipconfig.exe
3092	ipconfig.exe
3092	ipconfig.exe
3092	ipconfig.exe
3092	ipconfig.exe
3092	ipconfig.exe
3092	ipconfig.exe
3092	ipconfig.exe
3092	ipconfig.exe
3092	ipconfig.exe
3092	ipconfig.exe
3092	ipconfig.exe
3092	ipconfig.exe
3092	ipconfig.exe
3092	ipconfig.exe
3092	ipconfig.exe
3092	ipconfig.exe
3092	ipconfig.exe
3092	ipconfig.exe
3092	ipconfig.exe
3092	ipconfig.exe
3092	ipconfig.exe
3092	ipconfig.exe
3092	ipconfig.exe
3092	ipconfig.exe
3092	ipconfig.exe
3092	ipconfig.exe
3092	ipconfig.exe
3092	ipconfig.exe
3092	ipconfig.exe
3092	ipconfig.exe
3092	ipconfig.exe
3092	ipconfig.exe
3092	ipconfig.exe
3092	ipconfig.exe
3092	ipconfig.exe
3092	ipconfig.exe

Suspicious behavior: GetForegroundWindowSpam 1 IoCs

Processes:

Explorer.EXE

pid process

3140 Explorer.EXE
Suspicious behavior: MapViewOfSection 5 IoCs

Processes:

atlasmysj4799.exeipconfig.exe

pid process

320 atlasmysj4799.exe
320 atlasmysj4799.exe
320 atlasmysj4799.exe
3092 ipconfig.exe
3092 ipconfig.exe
Suspicious use of AdjustPrivilegeToken 2 IoCs

Processes:

atlasmysj4799.exeipconfig.exe

description pid process

Token: SeDebugPrivilege 320 atlasmysj4799.exe
Token: SeDebugPrivilege 3092 ipconfig.exe

pid	process
3140	Explorer.EXE

description	pid	process
Token: SeDebugPrivilege	320	atlasmysj4799.exe
Token: SeDebugPrivilege	3092	ipconfig.exe

Suspicious use of WriteProcessMemory 12 IoCs

Processes:

atlasmysj4799.exeExplorer.EXEipconfig.exe

description	pid	process	target process
PID 828 wrote to memory of 320	828	atlasmysj4799.exe	atlasmysj4799.exe
PID 828 wrote to memory of 320	828	atlasmysj4799.exe	atlasmysj4799.exe
PID 828 wrote to memory of 320	828	atlasmysj4799.exe	atlasmysj4799.exe
PID 828 wrote to memory of 320	828	atlasmysj4799.exe	atlasmysj4799.exe
PID 828 wrote to memory of 320	828	atlasmysj4799.exe	atlasmysj4799.exe
PID 828 wrote to memory of 320	828	atlasmysj4799.exe	atlasmysj4799.exe
PID 3140 wrote to memory of 3092	3140	Explorer.EXE	ipconfig.exe
PID 3140 wrote to memory of 3092	3140	Explorer.EXE	ipconfig.exe
PID 3140 wrote to memory of 3092	3140	Explorer.EXE	ipconfig.exe
PID 3092 wrote to memory of 4304	3092	ipconfig.exe	cmd.exe
PID 3092 wrote to memory of 4304	3092	ipconfig.exe	cmd.exe
PID 3092 wrote to memory of 4304	3092	ipconfig.exe	cmd.exe

C:\Windows\Explorer.EXE
C:\Windows\Explorer.EXE
1⤵
- Suspicious behavior: GetForegroundWindowSpam
- Suspicious use of WriteProcessMemory
PID:3140

C:\Users\Admin\AppData\Local\Temp\atlasmysj4799.exe
"C:\Users\Admin\AppData\Local\Temp\atlasmysj4799.exe"
2⤵
- Suspicious use of SetThreadContext
- Suspicious use of WriteProcessMemory
PID:828

C:\Users\Admin\AppData\Local\Temp\atlasmysj4799.exe
"C:\Users\Admin\AppData\Local\Temp\atlasmysj4799.exe"
3⤵
- Suspicious use of SetThreadContext
- Suspicious behavior: EnumeratesProcesses
- Suspicious behavior: MapViewOfSection
- Suspicious use of AdjustPrivilegeToken
PID:320

C:\Windows\SysWOW64\ipconfig.exe
"C:\Windows\SysWOW64\ipconfig.exe"
2⤵
- Suspicious use of SetThreadContext
- Gathers network information
- Suspicious behavior: EnumeratesProcesses
- Suspicious behavior: MapViewOfSection
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
PID:3092

C:\Windows\SysWOW64\cmd.exe
/c del "C:\Users\Admin\AppData\Local\Temp\atlasmysj4799.exe"
3⤵
PID:4304

Network

MITRE ATT&CK Matrix ATT&CK v6

Initial Access

Execution

Command-Line Interface

1

T1059

Persistence

Privilege Escalation

Defense Evasion

Credential Access

Discovery

System Information Discovery

1

T1082

Lateral Movement

Collection

Exfiltration

Command and Control

Impact

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Downloads

memory/320-140-0x0000000000400000-0x000000000042F000-memory.dmp

Filesize
188KB

Download
memory/320-145-0x00000000018A0000-0x00000000018B5000-memory.dmp

Filesize
84KB

Download
memory/320-144-0x0000000000400000-0x000000000042F000-memory.dmp

Filesize
188KB

Download
memory/320-143-0x00000000018D0000-0x0000000001C1A000-memory.dmp

Filesize
3.3MB

Download
memory/828-138-0x0000000005080000-0x0000000005090000-memory.dmp

Filesize
64KB

Download
memory/828-133-0x00000000005C0000-0x000000000066C000-memory.dmp

Filesize
688KB

Download
memory/828-139-0x00000000061F0000-0x000000000628C000-memory.dmp

Filesize
624KB

Download
memory/828-137-0x0000000005090000-0x000000000509A000-memory.dmp

Filesize
40KB

Download
memory/828-136-0x0000000005080000-0x0000000005090000-memory.dmp

Filesize
64KB

Download
memory/828-135-0x00000000050A0000-0x0000000005132000-memory.dmp

Filesize
584KB

Download
memory/828-134-0x00000000055B0000-0x0000000005B54000-memory.dmp

Filesize
5.6MB

Download
memory/3092-148-0x0000000000290000-0x000000000029B000-memory.dmp

Filesize
44KB

Download
memory/3092-147-0x0000000000290000-0x000000000029B000-memory.dmp

Filesize
44KB

Download
memory/3092-149-0x0000000000B00000-0x0000000000B2F000-memory.dmp

Filesize
188KB

Download
memory/3092-150-0x00000000012F0000-0x000000000163A000-memory.dmp

Filesize
3.3MB

Download
memory/3092-151-0x0000000000B00000-0x0000000000B2F000-memory.dmp

Filesize
188KB

Download
memory/3092-153-0x0000000001190000-0x0000000001224000-memory.dmp

Filesize
592KB

Download
memory/3140-146-0x0000000002BB0000-0x0000000002CBB000-memory.dmp

Filesize
1.0MB

Download
memory/3140-154-0x0000000008240000-0x0000000008336000-memory.dmp

Filesize
984KB

Download
memory/3140-155-0x0000000008240000-0x0000000008336000-memory.dmp

Filesize
984KB

Download
memory/3140-157-0x0000000008240000-0x0000000008336000-memory.dmp

Filesize
984KB

Download

Analysis

Sharing

General

Malware Config

Extracted

Signatures

Processes

Network

MITRE ATT&CK Matrix ATT&CK v6

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Downloads