formbook | 89f618ae5abb8b3dfd00db8271c120503dff7ae17af576f4169ba4036f4562d7

General

Target

89f618ae5abb8b3dfd00db8271c120503dff7ae17af576f4169ba4036f4562d7.exe
Size

579KB
MD5

da066641d45b8563884830288bb340eb
SHA1

df2e5c731eaabc386c04feb696083f89b322e0d9
SHA256

89f618ae5abb8b3dfd00db8271c120503dff7ae17af576f4169ba4036f4562d7
SHA512

9b5351aebc8b49f04caff51b15ba4b9df72e52d724b4afe34283b9aed2ec80d2aa76387f9c82351ff484314c1f21a65ea1ac11147dcd67d6df5205da4571233f
SSDEEP

12288:ek6Q2PPeJpMAqir+pywsOWCpP4nPtolvGe52QedOUd:ekkneJpMAqiKtsOzGnlr

Score

10^/10

formbook ms84 discovery rat spyware stealer trojan

Malware Config

Extracted

Family

formbook

Version

4.1

Campaign

ms84

Decoy

ecurity-ukgaxq.xyz

45ee.top

risiddivinayaka.net

tizip-skill.xyz

ostcanadantet.top

764.xyz

oco188rtp.xyz

lobalacessory.shop

qcq-serve.xyz

dameth.top

arge-eycert.xyz

yzwj-she.xyz

bgfrp-plant.xyz

emesiartwork.net

rcw-hotel.xyz

loor-dfqzpi.xyz

vidence-zvkkln.xyz

oisthuchoyarura.shop

959108ttltxfm842.top

apzcc-both.xyz

Signatures

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

Formbook payload 1 IoCs

rat

resource	yara_rule
behavioral1/memory/2488-12-0x0000000000400000-0x000000000042F000-memory.dmp	formbook

Suspicious use of SetThreadContext 1 IoCs

description	pid	Process	procid_target
PID 2532 set thread context of 2488	2532	89f618ae5abb8b3dfd00db8271c120503dff7ae17af576f4169ba4036f4562d7.exe	31

Program crash 1 IoCs

pid	pid_target	Process	procid_target
2804	2488	WerFault.exe	31

System Location Discovery: System Language Discovery 1 TTPs 2 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	89f618ae5abb8b3dfd00db8271c120503dff7ae17af576f4169ba4036f4562d7.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	89f618ae5abb8b3dfd00db8271c120503dff7ae17af576f4169ba4036f4562d7.exe

Suspicious use of WriteProcessMemory 11 IoCs

description	pid	Process	procid_target
PID 2532 wrote to memory of 2488	2532	89f618ae5abb8b3dfd00db8271c120503dff7ae17af576f4169ba4036f4562d7.exe	31
PID 2532 wrote to memory of 2488	2532	89f618ae5abb8b3dfd00db8271c120503dff7ae17af576f4169ba4036f4562d7.exe	31
PID 2532 wrote to memory of 2488	2532	89f618ae5abb8b3dfd00db8271c120503dff7ae17af576f4169ba4036f4562d7.exe	31
PID 2532 wrote to memory of 2488	2532	89f618ae5abb8b3dfd00db8271c120503dff7ae17af576f4169ba4036f4562d7.exe	31
PID 2532 wrote to memory of 2488	2532	89f618ae5abb8b3dfd00db8271c120503dff7ae17af576f4169ba4036f4562d7.exe	31
PID 2532 wrote to memory of 2488	2532	89f618ae5abb8b3dfd00db8271c120503dff7ae17af576f4169ba4036f4562d7.exe	31
PID 2532 wrote to memory of 2488	2532	89f618ae5abb8b3dfd00db8271c120503dff7ae17af576f4169ba4036f4562d7.exe	31
PID 2488 wrote to memory of 2804	2488	89f618ae5abb8b3dfd00db8271c120503dff7ae17af576f4169ba4036f4562d7.exe	32
PID 2488 wrote to memory of 2804	2488	89f618ae5abb8b3dfd00db8271c120503dff7ae17af576f4169ba4036f4562d7.exe	32
PID 2488 wrote to memory of 2804	2488	89f618ae5abb8b3dfd00db8271c120503dff7ae17af576f4169ba4036f4562d7.exe	32
PID 2488 wrote to memory of 2804	2488	89f618ae5abb8b3dfd00db8271c120503dff7ae17af576f4169ba4036f4562d7.exe	32

C:\Users\Admin\AppData\Local\Temp\89f618ae5abb8b3dfd00db8271c120503dff7ae17af576f4169ba4036f4562d7.exe
"C:\Users\Admin\AppData\Local\Temp\89f618ae5abb8b3dfd00db8271c120503dff7ae17af576f4169ba4036f4562d7.exe"
1⤵
- Suspicious use of SetThreadContext
- System Location Discovery: System Language Discovery
- Suspicious use of WriteProcessMemory
PID:2532
- C:\Users\Admin\AppData\Local\Temp\89f618ae5abb8b3dfd00db8271c120503dff7ae17af576f4169ba4036f4562d7.exe
  "C:\Users\Admin\AppData\Local\Temp\89f618ae5abb8b3dfd00db8271c120503dff7ae17af576f4169ba4036f4562d7.exe"
  2⤵
  - System Location Discovery: System Language Discovery
  - Suspicious use of WriteProcessMemory
  PID:2488
- - C:\Windows\SysWOW64\WerFault.exe
    C:\Windows\SysWOW64\WerFault.exe -u -p 2488 -s 36
    3⤵
    - Program crash
    PID:2804

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/2488-7-0x0000000000400000-0x000000000042F000-memory.dmp

Filesize
188KB

Download
memory/2488-12-0x0000000000400000-0x000000000042F000-memory.dmp

Filesize
188KB

Download
memory/2488-10-0x000000007EFDE000-0x000000007EFDF000-memory.dmp

Filesize
4KB

Download
memory/2488-9-0x0000000000400000-0x000000000042F000-memory.dmp

Filesize
188KB

Download
memory/2532-0-0x000000007409E000-0x000000007409F000-memory.dmp

Filesize
4KB

Download
memory/2532-1-0x0000000000C50000-0x0000000000CE8000-memory.dmp

Filesize
608KB

Download
memory/2532-2-0x0000000074090000-0x000000007477E000-memory.dmp

Filesize
6.9MB

Download
memory/2532-3-0x000000007409E000-0x000000007409F000-memory.dmp

Filesize
4KB

Download
memory/2532-4-0x0000000074090000-0x000000007477E000-memory.dmp

Filesize
6.9MB

Download
memory/2532-5-0x0000000000410000-0x0000000000422000-memory.dmp

Filesize
72KB

Download
memory/2532-6-0x00000000044E0000-0x0000000004556000-memory.dmp

Filesize
472KB

Download
memory/2532-13-0x0000000074090000-0x000000007477E000-memory.dmp

Filesize
6.9MB

Download

Analysis

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