formbook | 85b4ae897dc9ddea04f18b19e97128479e9be1b25dc122643e644e1e77e271f5

General

Target

85b4ae897dc9ddea04f18b19e97128479e9be1b25dc122643e644e1e77e271f5.exe
Size

530KB
MD5

41d167afce4833cfa5f6c91a2fb5ec78
SHA1

dd01977c2b091482770fa2af3a7a867778c4b490
SHA256

85b4ae897dc9ddea04f18b19e97128479e9be1b25dc122643e644e1e77e271f5
SHA512

06cbc68126bf443fe01260e8fa76b6813e1d1ef03c0aff3c1699b67eadfb3fbf125bf083e3474614563f3f9c704a275060647f118cee5a79a8e67901b97ef731
SSDEEP

6144:x6Uqd2GhNNLrM+qqpEu+VNlJ5xIjXDGwtwy/hkHa7wZjEHG85v0zLTgk46CKmqI4:IUi2iN53E15iDGwtwohw5V8x0+FD6e2

Score

10^/10

formbook s2wt discovery rat spyware stealer trojan

Malware Config

Extracted

Family

formbook

Version

4.1

Campaign

s2wt

Decoy

yukiyamaapperal.com

rumasultan.store

japaese.com

quangphatloi.com

148atk.xyz

myheatstore.online

theedeneconomy.com

5xssc1.icu

krakensistem.xyz

gwangyo.com

lj-safe-keepingkokoka6.xyz

naturetheaterofoklahoma.com

perayaanwisudaitb.com

hrbsxxf.com

allencountypallet.com

vizit-app.com

startstartnow.com

inviertechile.com

haysneedlepotracks.com

cfdbestbroker.online

Signatures

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

Formbook payload 2 IoCs

rat

resource	yara_rule
behavioral1/memory/2244-11-0x0000000000400000-0x000000000042F000-memory.dmp	formbook
behavioral1/memory/2244-14-0x0000000000AA0000-0x0000000000DA3000-memory.dmp	formbook

Suspicious use of SetThreadContext 1 IoCs

description	pid	Process	procid_target
PID 1964 set thread context of 2244	1964	85b4ae897dc9ddea04f18b19e97128479e9be1b25dc122643e644e1e77e271f5.exe	32

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	85b4ae897dc9ddea04f18b19e97128479e9be1b25dc122643e644e1e77e271f5.exe

Suspicious behavior: EnumeratesProcesses 3 IoCs

pid	Process
1964	85b4ae897dc9ddea04f18b19e97128479e9be1b25dc122643e644e1e77e271f5.exe
1964	85b4ae897dc9ddea04f18b19e97128479e9be1b25dc122643e644e1e77e271f5.exe
2244	85b4ae897dc9ddea04f18b19e97128479e9be1b25dc122643e644e1e77e271f5.exe

Suspicious use of AdjustPrivilegeToken 1 IoCs

description	pid	Process
Token: SeDebugPrivilege	1964	85b4ae897dc9ddea04f18b19e97128479e9be1b25dc122643e644e1e77e271f5.exe

Suspicious use of WriteProcessMemory 11 IoCs

description	pid	Process	procid_target
PID 1964 wrote to memory of 2764	1964	85b4ae897dc9ddea04f18b19e97128479e9be1b25dc122643e644e1e77e271f5.exe	31
PID 1964 wrote to memory of 2764	1964	85b4ae897dc9ddea04f18b19e97128479e9be1b25dc122643e644e1e77e271f5.exe	31
PID 1964 wrote to memory of 2764	1964	85b4ae897dc9ddea04f18b19e97128479e9be1b25dc122643e644e1e77e271f5.exe	31
PID 1964 wrote to memory of 2764	1964	85b4ae897dc9ddea04f18b19e97128479e9be1b25dc122643e644e1e77e271f5.exe	31
PID 1964 wrote to memory of 2244	1964	85b4ae897dc9ddea04f18b19e97128479e9be1b25dc122643e644e1e77e271f5.exe	32
PID 1964 wrote to memory of 2244	1964	85b4ae897dc9ddea04f18b19e97128479e9be1b25dc122643e644e1e77e271f5.exe	32
PID 1964 wrote to memory of 2244	1964	85b4ae897dc9ddea04f18b19e97128479e9be1b25dc122643e644e1e77e271f5.exe	32
PID 1964 wrote to memory of 2244	1964	85b4ae897dc9ddea04f18b19e97128479e9be1b25dc122643e644e1e77e271f5.exe	32
PID 1964 wrote to memory of 2244	1964	85b4ae897dc9ddea04f18b19e97128479e9be1b25dc122643e644e1e77e271f5.exe	32
PID 1964 wrote to memory of 2244	1964	85b4ae897dc9ddea04f18b19e97128479e9be1b25dc122643e644e1e77e271f5.exe	32
PID 1964 wrote to memory of 2244	1964	85b4ae897dc9ddea04f18b19e97128479e9be1b25dc122643e644e1e77e271f5.exe	32

C:\Users\Admin\AppData\Local\Temp\85b4ae897dc9ddea04f18b19e97128479e9be1b25dc122643e644e1e77e271f5.exe
"C:\Users\Admin\AppData\Local\Temp\85b4ae897dc9ddea04f18b19e97128479e9be1b25dc122643e644e1e77e271f5.exe"
1⤵
- Suspicious use of SetThreadContext
- System Location Discovery: System Language Discovery
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
PID:1964
- C:\Users\Admin\AppData\Local\Temp\85b4ae897dc9ddea04f18b19e97128479e9be1b25dc122643e644e1e77e271f5.exe
  "C:\Users\Admin\AppData\Local\Temp\85b4ae897dc9ddea04f18b19e97128479e9be1b25dc122643e644e1e77e271f5.exe"
  2⤵
  PID:2764
- C:\Users\Admin\AppData\Local\Temp\85b4ae897dc9ddea04f18b19e97128479e9be1b25dc122643e644e1e77e271f5.exe
  "C:\Users\Admin\AppData\Local\Temp\85b4ae897dc9ddea04f18b19e97128479e9be1b25dc122643e644e1e77e271f5.exe"
  2⤵
  - Suspicious behavior: EnumeratesProcesses
  PID:2244

Network

MITRE ATT&CK Enterprise v15

Reconnaissance

Resource Development

Initial Access

Execution

Persistence

Privilege Escalation

Defense Evasion

Credential Access

Discovery

System Location Discovery

1

T1614

System Language Discovery

1

T1614.001

Lateral Movement

Collection

Command and Control

Exfiltration

Impact

Replay Monitor

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Downloads

memory/1964-6-0x0000000004EB0000-0x0000000004F08000-memory.dmp

Filesize
352KB

Download
memory/1964-0-0x000000007479E000-0x000000007479F000-memory.dmp

Filesize
4KB

Download
memory/1964-2-0x0000000000480000-0x000000000048E000-memory.dmp

Filesize
56KB

Download
memory/1964-3-0x0000000074790000-0x0000000074E7E000-memory.dmp

Filesize
6.9MB

Download
memory/1964-4-0x000000007479E000-0x000000007479F000-memory.dmp

Filesize
4KB

Download
memory/1964-5-0x0000000074790000-0x0000000074E7E000-memory.dmp

Filesize
6.9MB

Download
memory/1964-1-0x0000000000880000-0x000000000090A000-memory.dmp

Filesize
552KB

Download
memory/1964-12-0x0000000074790000-0x0000000074E7E000-memory.dmp

Filesize
6.9MB

Download
memory/2244-11-0x0000000000400000-0x000000000042F000-memory.dmp

Filesize
188KB

Download
memory/2244-8-0x0000000000400000-0x000000000042F000-memory.dmp

Filesize
188KB

Download
memory/2244-7-0x0000000000400000-0x000000000042F000-memory.dmp

Filesize
188KB

Download
memory/2244-9-0x000000007EFDE000-0x000000007EFDF000-memory.dmp

Filesize
4KB

Download
memory/2244-13-0x0000000000AA0000-0x0000000000DA3000-memory.dmp

Filesize
3.0MB

Download
memory/2244-14-0x0000000000AA0000-0x0000000000DA3000-memory.dmp

Filesize
3.0MB

Download

Analysis

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