formbook | 8d39599a31cac2a8cf51d0b0d6dfd6dbafa76dd1cd33d70d0ce6a8235c662a5d

General

Target

kpCSGLBxAw2RnrW.exe
Size

792KB
MD5

ecd71b32a9f7df1197ea46c0831f5e54
SHA1

aa8b0fc56cf3048ccd5f293500cce039305da1a3
SHA256

8d39599a31cac2a8cf51d0b0d6dfd6dbafa76dd1cd33d70d0ce6a8235c662a5d
SHA512

5ebee458ecc260368c5414d7b303c2fbf5779287ebfc55142d143da3cb10ee564f66ad8f8bed6c7574be4df479178ea149ddf990709547cea2083a932e630d26
SSDEEP

12288:J0KE8GILjWLWg/yGcktHAJr5OJKjHYXRLQXTtsepSTVp+:Pc/oEuaqHEwIn

Score

10^/10

formbook dy13 rat spyware stealer trojan

Malware Config

Extracted

Family

formbook

Version

4.1

Campaign

dy13

Decoy

manga-house.com

kjsdhklssk51.xyz

b0ba138.xyz

bt365033.com

ccbsinc.net

mrwine.xyz

nrxkrd527o.xyz

hoshi.social

1912ai.com

serco2020.com

byfchfyr.xyz

imuschestvostorgov.online

austinheafey.com

mrdfa.club

883106.photos

profitablefxmarkets.com

taini00.net

brye.top

ginsm.com

sportglid.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
behavioral1/memory/2716-10-0x0000000000400000-0x000000000042F000-memory.dmp	formbook
behavioral1/memory/2716-14-0x0000000000400000-0x000000000042F000-memory.dmp	formbook
behavioral1/memory/2716-20-0x0000000000400000-0x000000000042F000-memory.dmp	formbook
behavioral1/memory/2284-25-0x0000000000080000-0x00000000000AF000-memory.dmp	formbook

Deletes itself 1 IoCs

Processes:

cmd.exe

pid process

2808 cmd.exe

pid	process
2808	cmd.exe

Suspicious use of SetThreadContext 4 IoCs

Processes:

kpCSGLBxAw2RnrW.exekpCSGLBxAw2RnrW.exeexplorer.exe

description	pid	process	target process
PID 2792 set thread context of 2716	2792	kpCSGLBxAw2RnrW.exe	kpCSGLBxAw2RnrW.exe
PID 2716 set thread context of 1196	2716	kpCSGLBxAw2RnrW.exe	Explorer.EXE
PID 2716 set thread context of 1196	2716	kpCSGLBxAw2RnrW.exe	Explorer.EXE
PID 2284 set thread context of 1196	2284	explorer.exe	Explorer.EXE

Suspicious behavior: EnumeratesProcesses 29 IoCs

Processes:

kpCSGLBxAw2RnrW.exeexplorer.exe

pid	process
2716	kpCSGLBxAw2RnrW.exe
2716	kpCSGLBxAw2RnrW.exe
2716	kpCSGLBxAw2RnrW.exe
2284	explorer.exe
2284	explorer.exe
2284	explorer.exe
2284	explorer.exe
2284	explorer.exe
2284	explorer.exe
2284	explorer.exe
2284	explorer.exe
2284	explorer.exe
2284	explorer.exe
2284	explorer.exe
2284	explorer.exe
2284	explorer.exe
2284	explorer.exe
2284	explorer.exe
2284	explorer.exe
2284	explorer.exe
2284	explorer.exe
2284	explorer.exe
2284	explorer.exe
2284	explorer.exe
2284	explorer.exe
2284	explorer.exe
2284	explorer.exe
2284	explorer.exe
2284	explorer.exe

Suspicious behavior: MapViewOfSection 6 IoCs

Processes:

kpCSGLBxAw2RnrW.exeexplorer.exe

pid process

2716 kpCSGLBxAw2RnrW.exe
2716 kpCSGLBxAw2RnrW.exe
2716 kpCSGLBxAw2RnrW.exe
2716 kpCSGLBxAw2RnrW.exe
2284 explorer.exe
2284 explorer.exe
Suspicious use of AdjustPrivilegeToken 2 IoCs

Processes:

kpCSGLBxAw2RnrW.exeexplorer.exe

description pid process

Token: SeDebugPrivilege 2716 kpCSGLBxAw2RnrW.exe
Token: SeDebugPrivilege 2284 explorer.exe

description	pid	process
Token: SeDebugPrivilege	2716	kpCSGLBxAw2RnrW.exe
Token: SeDebugPrivilege	2284	explorer.exe

Suspicious use of WriteProcessMemory 15 IoCs

Processes:

kpCSGLBxAw2RnrW.exeExplorer.EXEexplorer.exe

description	pid	process	target process
PID 2792 wrote to memory of 2716	2792	kpCSGLBxAw2RnrW.exe	kpCSGLBxAw2RnrW.exe
PID 2792 wrote to memory of 2716	2792	kpCSGLBxAw2RnrW.exe	kpCSGLBxAw2RnrW.exe
PID 2792 wrote to memory of 2716	2792	kpCSGLBxAw2RnrW.exe	kpCSGLBxAw2RnrW.exe
PID 2792 wrote to memory of 2716	2792	kpCSGLBxAw2RnrW.exe	kpCSGLBxAw2RnrW.exe
PID 2792 wrote to memory of 2716	2792	kpCSGLBxAw2RnrW.exe	kpCSGLBxAw2RnrW.exe
PID 2792 wrote to memory of 2716	2792	kpCSGLBxAw2RnrW.exe	kpCSGLBxAw2RnrW.exe
PID 2792 wrote to memory of 2716	2792	kpCSGLBxAw2RnrW.exe	kpCSGLBxAw2RnrW.exe
PID 1196 wrote to memory of 2284	1196	Explorer.EXE	explorer.exe
PID 1196 wrote to memory of 2284	1196	Explorer.EXE	explorer.exe
PID 1196 wrote to memory of 2284	1196	Explorer.EXE	explorer.exe
PID 1196 wrote to memory of 2284	1196	Explorer.EXE	explorer.exe
PID 2284 wrote to memory of 2808	2284	explorer.exe	cmd.exe
PID 2284 wrote to memory of 2808	2284	explorer.exe	cmd.exe
PID 2284 wrote to memory of 2808	2284	explorer.exe	cmd.exe
PID 2284 wrote to memory of 2808	2284	explorer.exe	cmd.exe

C:\Windows\Explorer.EXE
C:\Windows\Explorer.EXE
1⤵
- Suspicious use of WriteProcessMemory
PID:1196

C:\Users\Admin\AppData\Local\Temp\kpCSGLBxAw2RnrW.exe
"C:\Users\Admin\AppData\Local\Temp\kpCSGLBxAw2RnrW.exe"
2⤵
- Suspicious use of SetThreadContext
- Suspicious use of WriteProcessMemory
PID:2792

C:\Users\Admin\AppData\Local\Temp\kpCSGLBxAw2RnrW.exe
"C:\Users\Admin\AppData\Local\Temp\kpCSGLBxAw2RnrW.exe"
3⤵
- Suspicious use of SetThreadContext
- Suspicious behavior: EnumeratesProcesses
- Suspicious behavior: MapViewOfSection
- Suspicious use of AdjustPrivilegeToken
PID:2716

C:\Windows\SysWOW64\explorer.exe
"C:\Windows\SysWOW64\explorer.exe"
2⤵
- Suspicious use of SetThreadContext
- Suspicious behavior: EnumeratesProcesses
- Suspicious behavior: MapViewOfSection
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
PID:2284

C:\Windows\SysWOW64\cmd.exe
/c del "C:\Users\Admin\AppData\Local\Temp\kpCSGLBxAw2RnrW.exe"
3⤵
- Deletes itself
PID:2808

MITRE ATT&CK Matrix

Replay Monitor

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Downloads

memory/1196-17-0x0000000004F90000-0x00000000050BF000-memory.dmp

Filesize
1.2MB

Download
memory/1196-28-0x0000000004D70000-0x0000000004EFC000-memory.dmp

Filesize
1.5MB

Download
memory/1196-22-0x0000000004D70000-0x0000000004EFC000-memory.dmp

Filesize
1.5MB

Download
memory/1196-19-0x0000000004F90000-0x00000000050BF000-memory.dmp

Filesize
1.2MB

Download
memory/1196-16-0x0000000002F40000-0x0000000003040000-memory.dmp

Filesize
1024KB

Download
memory/2284-25-0x0000000000080000-0x00000000000AF000-memory.dmp

Filesize
188KB

Download
memory/2284-24-0x00000000002C0000-0x0000000000541000-memory.dmp

Filesize
2.5MB

Download
memory/2284-23-0x00000000002C0000-0x0000000000541000-memory.dmp

Filesize
2.5MB

Download
memory/2716-15-0x00000000001D0000-0x00000000001E5000-memory.dmp

Filesize
84KB

Download
memory/2716-20-0x0000000000400000-0x000000000042F000-memory.dmp

Filesize
188KB

Download
memory/2716-7-0x0000000000400000-0x000000000042F000-memory.dmp

Filesize
188KB

Download
memory/2716-12-0x0000000000A00000-0x0000000000D03000-memory.dmp

Filesize
3.0MB

Download
memory/2716-6-0x0000000000400000-0x000000000042F000-memory.dmp

Filesize
188KB

Download
memory/2716-14-0x0000000000400000-0x000000000042F000-memory.dmp

Filesize
188KB

Download
memory/2716-8-0x000000007EFDE000-0x000000007EFDF000-memory.dmp

Filesize
4KB

Download
memory/2716-10-0x0000000000400000-0x000000000042F000-memory.dmp

Filesize
188KB

Download
memory/2716-21-0x00000000002C0000-0x00000000002D5000-memory.dmp

Filesize
84KB

Download
memory/2792-0-0x0000000074A8E000-0x0000000074A8F000-memory.dmp

Filesize
4KB

Download
memory/2792-11-0x0000000074A80000-0x000000007516E000-memory.dmp

Filesize
6.9MB

Download
memory/2792-5-0x0000000001330000-0x00000000013A6000-memory.dmp

Filesize
472KB

Download
memory/2792-4-0x0000000000A10000-0x0000000000A1C000-memory.dmp

Filesize
48KB

Download
memory/2792-3-0x0000000000540000-0x0000000000550000-memory.dmp

Filesize
64KB

Download
memory/2792-2-0x0000000074A80000-0x000000007516E000-memory.dmp

Filesize
6.9MB

Download
memory/2792-1-0x00000000013E0000-0x00000000014AC000-memory.dmp

Filesize
816KB

Download

Analysis

Sharing

General

Malware Config

Extracted

Signatures

Processes

Network

MITRE ATT&CK Matrix

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Downloads