formbook | 54dc29f95416b335e2657153e01c1fe014796bdd6bc75299f4edda45d98a2444

General

Target

54dc29f95416b335e2657153e01c1fe014796bdd6bc75299f4edda45d98a2444.exe
Size

676KB
MD5

9af19623b16664a281a2ed28b9ff4c20
SHA1

4334592619c9c22697a03115d3557479dd39e0ed
SHA256

54dc29f95416b335e2657153e01c1fe014796bdd6bc75299f4edda45d98a2444
SHA512

fdc5e3ad4a1b171e2a4f6275a346964bd265e0d60cab267bce0d9db11324136a808c14ef8152b5c533ebb7788b7880d54e2648fc012e6ee58801490971edd72b
SSDEEP

12288:yLgWTG4ma0voAqtWJevyZT6ykN/s+H1Sj4Q2TOvYNttS0e5lv:o7Tb0gAqt7vyppqV04Q2iANttS7z

Score

10^/10

formbook hy08 discovery rat spyware stealer trojan

Malware Config

Extracted

Family

formbook

Version

4.1

Campaign

hy08

Decoy

weazc.top

servoceimmpajhnuz.info

vqemkdhi.xyz

wergol.com

spa-mk.com

rtpsid88.life

tatetits.fun

raidsa.xyz

suojiansuode.net

jointhejunction.com

wudai.net

typeboot.shop

mksport-app.com

miocloud.ovh

taipan77pandan.com

wwwhg58a.com

khuahamiksai31.pro

carpedatumllc.net

safebinders.com

krx21.com

Signatures

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

Formbook payload 1 IoCs

rat

resource	yara_rule
behavioral2/memory/3124-11-0x0000000000400000-0x000000000042F000-memory.dmp	formbook

Suspicious use of SetThreadContext 1 IoCs

description	pid	Process	procid_target
PID 2128 set thread context of 3124	2128	54dc29f95416b335e2657153e01c1fe014796bdd6bc75299f4edda45d98a2444.exe	83

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	54dc29f95416b335e2657153e01c1fe014796bdd6bc75299f4edda45d98a2444.exe

Suspicious behavior: EnumeratesProcesses 4 IoCs

pid	Process
2128	54dc29f95416b335e2657153e01c1fe014796bdd6bc75299f4edda45d98a2444.exe
2128	54dc29f95416b335e2657153e01c1fe014796bdd6bc75299f4edda45d98a2444.exe
3124	54dc29f95416b335e2657153e01c1fe014796bdd6bc75299f4edda45d98a2444.exe
3124	54dc29f95416b335e2657153e01c1fe014796bdd6bc75299f4edda45d98a2444.exe

Suspicious use of AdjustPrivilegeToken 1 IoCs

description	pid	Process
Token: SeDebugPrivilege	2128	54dc29f95416b335e2657153e01c1fe014796bdd6bc75299f4edda45d98a2444.exe

Suspicious use of WriteProcessMemory 9 IoCs

description	pid	Process	procid_target
PID 2128 wrote to memory of 1216	2128	54dc29f95416b335e2657153e01c1fe014796bdd6bc75299f4edda45d98a2444.exe	82
PID 2128 wrote to memory of 1216	2128	54dc29f95416b335e2657153e01c1fe014796bdd6bc75299f4edda45d98a2444.exe	82
PID 2128 wrote to memory of 1216	2128	54dc29f95416b335e2657153e01c1fe014796bdd6bc75299f4edda45d98a2444.exe	82
PID 2128 wrote to memory of 3124	2128	54dc29f95416b335e2657153e01c1fe014796bdd6bc75299f4edda45d98a2444.exe	83
PID 2128 wrote to memory of 3124	2128	54dc29f95416b335e2657153e01c1fe014796bdd6bc75299f4edda45d98a2444.exe	83
PID 2128 wrote to memory of 3124	2128	54dc29f95416b335e2657153e01c1fe014796bdd6bc75299f4edda45d98a2444.exe	83
PID 2128 wrote to memory of 3124	2128	54dc29f95416b335e2657153e01c1fe014796bdd6bc75299f4edda45d98a2444.exe	83
PID 2128 wrote to memory of 3124	2128	54dc29f95416b335e2657153e01c1fe014796bdd6bc75299f4edda45d98a2444.exe	83
PID 2128 wrote to memory of 3124	2128	54dc29f95416b335e2657153e01c1fe014796bdd6bc75299f4edda45d98a2444.exe	83

C:\Users\Admin\AppData\Local\Temp\54dc29f95416b335e2657153e01c1fe014796bdd6bc75299f4edda45d98a2444.exe
"C:\Users\Admin\AppData\Local\Temp\54dc29f95416b335e2657153e01c1fe014796bdd6bc75299f4edda45d98a2444.exe"
1⤵
- Suspicious use of SetThreadContext
- System Location Discovery: System Language Discovery
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
PID:2128
- C:\Users\Admin\AppData\Local\Temp\54dc29f95416b335e2657153e01c1fe014796bdd6bc75299f4edda45d98a2444.exe
  "C:\Users\Admin\AppData\Local\Temp\54dc29f95416b335e2657153e01c1fe014796bdd6bc75299f4edda45d98a2444.exe"
  2⤵
  PID:1216
- C:\Users\Admin\AppData\Local\Temp\54dc29f95416b335e2657153e01c1fe014796bdd6bc75299f4edda45d98a2444.exe
  "C:\Users\Admin\AppData\Local\Temp\54dc29f95416b335e2657153e01c1fe014796bdd6bc75299f4edda45d98a2444.exe"
  2⤵
  - Suspicious behavior: EnumeratesProcesses
  PID:3124

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

Loading Replay Monitor...

Downloads

memory/2128-6-0x0000000005000000-0x000000000509C000-memory.dmp

Filesize
624KB

Download
memory/2128-13-0x0000000074490000-0x0000000074C40000-memory.dmp

Filesize
7.7MB

Download
memory/2128-2-0x0000000005240000-0x00000000057E4000-memory.dmp

Filesize
5.6MB

Download
memory/2128-3-0x0000000004D50000-0x0000000004DE2000-memory.dmp

Filesize
584KB

Download
memory/2128-4-0x0000000004E10000-0x0000000004E1A000-memory.dmp

Filesize
40KB

Download
memory/2128-5-0x0000000074490000-0x0000000074C40000-memory.dmp

Filesize
7.7MB

Download
memory/2128-8-0x000000007449E000-0x000000007449F000-memory.dmp

Filesize
4KB

Download
memory/2128-0-0x000000007449E000-0x000000007449F000-memory.dmp

Filesize
4KB

Download
memory/2128-1-0x00000000002D0000-0x0000000000380000-memory.dmp

Filesize
704KB

Download
memory/2128-9-0x0000000074490000-0x0000000074C40000-memory.dmp

Filesize
7.7MB

Download
memory/2128-10-0x00000000078C0000-0x0000000007936000-memory.dmp

Filesize
472KB

Download
memory/2128-7-0x0000000006610000-0x000000000662A000-memory.dmp

Filesize
104KB

Download
memory/3124-11-0x0000000000400000-0x000000000042F000-memory.dmp

Filesize
188KB

Download
memory/3124-14-0x0000000001320000-0x000000000166A000-memory.dmp

Filesize
3.3MB

Download

Analysis

Sharing