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 5 IoCs

rat

Processes:

resource	yara_rule
behavioral1/memory/268-64-0x0000000000400000-0x000000000042F000-memory.dmp	formbook
behavioral1/memory/268-69-0x0000000000400000-0x000000000042F000-memory.dmp	formbook
behavioral1/memory/268-73-0x0000000000400000-0x000000000042F000-memory.dmp	formbook
behavioral1/memory/1668-76-0x0000000000080000-0x00000000000AF000-memory.dmp	formbook
behavioral1/memory/1668-78-0x0000000000080000-0x00000000000AF000-memory.dmp	formbook

Deletes itself 1 IoCs

Processes:

cmd.exe

pid process

1744 cmd.exe

pid	process
1744	cmd.exe

Suspicious use of SetThreadContext 4 IoCs

Processes:

atlasmysj4799.exeatlasmysj4799.execmd.exe

description	pid	process	target process
PID 2036 set thread context of 268	2036	atlasmysj4799.exe	atlasmysj4799.exe
PID 268 set thread context of 1352	268	atlasmysj4799.exe	Explorer.EXE
PID 268 set thread context of 1352	268	atlasmysj4799.exe	Explorer.EXE
PID 1668 set thread context of 1352	1668	cmd.exe	Explorer.EXE

Suspicious behavior: EnumeratesProcesses 19 IoCs

Processes:

atlasmysj4799.execmd.exe

pid	process
268	atlasmysj4799.exe
268	atlasmysj4799.exe
268	atlasmysj4799.exe
1668	cmd.exe
1668	cmd.exe
1668	cmd.exe
1668	cmd.exe
1668	cmd.exe
1668	cmd.exe
1668	cmd.exe
1668	cmd.exe
1668	cmd.exe
1668	cmd.exe
1668	cmd.exe
1668	cmd.exe
1668	cmd.exe
1668	cmd.exe
1668	cmd.exe
1668	cmd.exe

Suspicious behavior: GetForegroundWindowSpam 1 IoCs

Processes:

Explorer.EXE

pid process

1352 Explorer.EXE
Suspicious behavior: MapViewOfSection 6 IoCs

Processes:

atlasmysj4799.execmd.exe

pid process

268 atlasmysj4799.exe
268 atlasmysj4799.exe
268 atlasmysj4799.exe
268 atlasmysj4799.exe
1668 cmd.exe
1668 cmd.exe
Suspicious use of AdjustPrivilegeToken 2 IoCs

Processes:

atlasmysj4799.execmd.exe

description pid process

Token: SeDebugPrivilege 268 atlasmysj4799.exe
Token: SeDebugPrivilege 1668 cmd.exe
Suspicious use of FindShellTrayWindow 2 IoCs

Processes:

Explorer.EXE

pid process

1352 Explorer.EXE
1352 Explorer.EXE
Suspicious use of SendNotifyMessage 2 IoCs

Processes:

Explorer.EXE

pid process

1352 Explorer.EXE
1352 Explorer.EXE

pid	process
1352	Explorer.EXE

description	pid	process
Token: SeDebugPrivilege	268	atlasmysj4799.exe
Token: SeDebugPrivilege	1668	cmd.exe

pid	process
1352	Explorer.EXE
1352	Explorer.EXE

pid	process
1352	Explorer.EXE
1352	Explorer.EXE

Suspicious use of WriteProcessMemory 15 IoCs

Processes:

atlasmysj4799.exeatlasmysj4799.execmd.exe

description	pid	process	target process
PID 2036 wrote to memory of 268	2036	atlasmysj4799.exe	atlasmysj4799.exe
PID 2036 wrote to memory of 268	2036	atlasmysj4799.exe	atlasmysj4799.exe
PID 2036 wrote to memory of 268	2036	atlasmysj4799.exe	atlasmysj4799.exe
PID 2036 wrote to memory of 268	2036	atlasmysj4799.exe	atlasmysj4799.exe
PID 2036 wrote to memory of 268	2036	atlasmysj4799.exe	atlasmysj4799.exe
PID 2036 wrote to memory of 268	2036	atlasmysj4799.exe	atlasmysj4799.exe
PID 2036 wrote to memory of 268	2036	atlasmysj4799.exe	atlasmysj4799.exe
PID 268 wrote to memory of 1668	268	atlasmysj4799.exe	cmd.exe
PID 268 wrote to memory of 1668	268	atlasmysj4799.exe	cmd.exe
PID 268 wrote to memory of 1668	268	atlasmysj4799.exe	cmd.exe
PID 268 wrote to memory of 1668	268	atlasmysj4799.exe	cmd.exe
PID 1668 wrote to memory of 1744	1668	cmd.exe	cmd.exe
PID 1668 wrote to memory of 1744	1668	cmd.exe	cmd.exe
PID 1668 wrote to memory of 1744	1668	cmd.exe	cmd.exe
PID 1668 wrote to memory of 1744	1668	cmd.exe	cmd.exe

C:\Windows\Explorer.EXE
C:\Windows\Explorer.EXE
1⤵
- Suspicious behavior: GetForegroundWindowSpam
- Suspicious use of FindShellTrayWindow
- Suspicious use of SendNotifyMessage
PID:1352

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:2036

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
- Suspicious use of WriteProcessMemory
PID:268

C:\Windows\SysWOW64\cmd.exe
"C:\Windows\SysWOW64\cmd.exe"
4⤵
- Suspicious use of SetThreadContext
- Suspicious behavior: EnumeratesProcesses
- Suspicious behavior: MapViewOfSection
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
PID:1668

C:\Windows\SysWOW64\cmd.exe
/c del "C:\Users\Admin\AppData\Local\Temp\atlasmysj4799.exe"
5⤵
- Deletes itself
PID:1744

Network

MITRE ATT&CK Matrix

Replay Monitor

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Downloads

memory/268-69-0x0000000000400000-0x000000000042F000-memory.dmp

Filesize
188KB

Download
memory/268-73-0x0000000000400000-0x000000000042F000-memory.dmp

Filesize
188KB

Download
memory/268-67-0x0000000000190000-0x00000000001A5000-memory.dmp

Filesize
84KB

Download
memory/268-71-0x0000000000600000-0x0000000000615000-memory.dmp

Filesize
84KB

Download
memory/268-66-0x0000000000770000-0x0000000000A73000-memory.dmp

Filesize
3.0MB

Download
memory/268-64-0x0000000000400000-0x000000000042F000-memory.dmp

Filesize
188KB

Download
memory/268-63-0x000000007EFDE000-0x000000007EFDF000-memory.dmp

Filesize
4KB

Download
memory/268-61-0x0000000000400000-0x000000000042F000-memory.dmp

Filesize
188KB

Download
memory/268-62-0x0000000000400000-0x000000000042F000-memory.dmp

Filesize
188KB

Download
memory/1352-68-0x0000000006980000-0x0000000006ABD000-memory.dmp

Filesize
1.2MB

Download
memory/1352-82-0x0000000007090000-0x0000000007151000-memory.dmp

Filesize
772KB

Download
memory/1352-72-0x0000000006FC0000-0x0000000007082000-memory.dmp

Filesize
776KB

Download
memory/1352-84-0x0000000007090000-0x0000000007151000-memory.dmp

Filesize
772KB

Download
memory/1352-80-0x0000000007090000-0x0000000007151000-memory.dmp

Filesize
772KB

Download
memory/1352-70-0x0000000003920000-0x0000000003A20000-memory.dmp

Filesize
1024KB

Download
memory/1668-76-0x0000000000080000-0x00000000000AF000-memory.dmp

Filesize
188KB

Download
memory/1668-74-0x0000000049D90000-0x0000000049DDC000-memory.dmp

Filesize
304KB

Download
memory/1668-75-0x0000000049D90000-0x0000000049DDC000-memory.dmp

Filesize
304KB

Download
memory/1668-77-0x0000000002190000-0x0000000002493000-memory.dmp

Filesize
3.0MB

Download
memory/1668-78-0x0000000000080000-0x00000000000AF000-memory.dmp

Filesize
188KB

Download
memory/1668-79-0x0000000001FE0000-0x0000000002074000-memory.dmp

Filesize
592KB

Download
memory/2036-54-0x0000000000FD0000-0x000000000107C000-memory.dmp

Filesize
688KB

Download
memory/2036-56-0x00000000050E0000-0x0000000005120000-memory.dmp

Filesize
256KB

Download
memory/2036-55-0x00000000004B0000-0x00000000004C4000-memory.dmp

Filesize
80KB

Download
memory/2036-60-0x0000000000C10000-0x0000000000C48000-memory.dmp

Filesize
224KB

Download
memory/2036-58-0x00000000004E0000-0x00000000004EC000-memory.dmp

Filesize
48KB

Download
memory/2036-59-0x0000000004BB0000-0x0000000004C20000-memory.dmp

Filesize
448KB

Download
memory/2036-57-0x00000000050E0000-0x0000000005120000-memory.dmp

Filesize
256KB

Download

Analysis

Sharing

General

Malware Config

Extracted

Signatures

Processes

Network

MITRE ATT&CK Matrix

Replay Monitor

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Downloads