formbook | 26b9c2220fa1bef6a477b8303062792420b9fbf3eb4d21da840b11bf93c5d9dc

General

Target

26b9c2220fa1bef6a477b8303062792420b9fbf3eb4d21da840b11bf93c5d9dc.exe
Size

727KB
MD5

3443feb2f20fa6f6786c585a984d7f3e
SHA1

fbda1359faede8b116b7eeb24c02e422f05f674f
SHA256

26b9c2220fa1bef6a477b8303062792420b9fbf3eb4d21da840b11bf93c5d9dc
SHA512

f3f4a4bcae338a24a53ca5125317eac81570234c818679f53f8a4b36a99738a873c5a3bbddcc431c43f262c263f353cd4616d6e81ba92c7af6b027529c94422b
SSDEEP

12288:cePDXRuoLrmCi5WRSKT5rnzjQjfCplpuyjAMqYmRgStP+H7A11HsX:cePp0KT5tuysMqYYmbG5s

Score

10^/10

formbook b31a discovery rat spyware stealer trojan

Malware Config

Extracted

Family

formbook

Version

4.1

Campaign

b31a

Decoy

enjamin-paaac.buzz

mail-marketing-40950.bond

pusems28-post.cyou

hindo.top

ruck-company-be.today

asinos-deutschland.net

ewancash.boats

etdopovo.casino

rcher-saaac.buzz

871166.vip

manuel.app

g3yqo.shop

-9way.xyz

qawgytfexe.bond

iefi6834.vip

ental-health-35901.bond

idat-merkez18.top

rojectleadzone.website

lirudolph.top

migloballlc.online

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/2340-11-0x0000000000400000-0x000000000042F000-memory.dmp	formbook

Suspicious use of SetThreadContext 1 IoCs

description	pid	Process	procid_target
PID 3756 set thread context of 2340	3756	26b9c2220fa1bef6a477b8303062792420b9fbf3eb4d21da840b11bf93c5d9dc.exe	95

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	26b9c2220fa1bef6a477b8303062792420b9fbf3eb4d21da840b11bf93c5d9dc.exe

Suspicious behavior: EnumeratesProcesses 8 IoCs

pid	Process
3756	26b9c2220fa1bef6a477b8303062792420b9fbf3eb4d21da840b11bf93c5d9dc.exe
3756	26b9c2220fa1bef6a477b8303062792420b9fbf3eb4d21da840b11bf93c5d9dc.exe
3756	26b9c2220fa1bef6a477b8303062792420b9fbf3eb4d21da840b11bf93c5d9dc.exe
3756	26b9c2220fa1bef6a477b8303062792420b9fbf3eb4d21da840b11bf93c5d9dc.exe
3756	26b9c2220fa1bef6a477b8303062792420b9fbf3eb4d21da840b11bf93c5d9dc.exe
3756	26b9c2220fa1bef6a477b8303062792420b9fbf3eb4d21da840b11bf93c5d9dc.exe
2340	26b9c2220fa1bef6a477b8303062792420b9fbf3eb4d21da840b11bf93c5d9dc.exe
2340	26b9c2220fa1bef6a477b8303062792420b9fbf3eb4d21da840b11bf93c5d9dc.exe

Suspicious use of AdjustPrivilegeToken 1 IoCs

description	pid	Process
Token: SeDebugPrivilege	3756	26b9c2220fa1bef6a477b8303062792420b9fbf3eb4d21da840b11bf93c5d9dc.exe

Suspicious use of WriteProcessMemory 12 IoCs

description	pid	Process	procid_target
PID 3756 wrote to memory of 3084	3756	26b9c2220fa1bef6a477b8303062792420b9fbf3eb4d21da840b11bf93c5d9dc.exe	93
PID 3756 wrote to memory of 3084	3756	26b9c2220fa1bef6a477b8303062792420b9fbf3eb4d21da840b11bf93c5d9dc.exe	93
PID 3756 wrote to memory of 3084	3756	26b9c2220fa1bef6a477b8303062792420b9fbf3eb4d21da840b11bf93c5d9dc.exe	93
PID 3756 wrote to memory of 1380	3756	26b9c2220fa1bef6a477b8303062792420b9fbf3eb4d21da840b11bf93c5d9dc.exe	94
PID 3756 wrote to memory of 1380	3756	26b9c2220fa1bef6a477b8303062792420b9fbf3eb4d21da840b11bf93c5d9dc.exe	94
PID 3756 wrote to memory of 1380	3756	26b9c2220fa1bef6a477b8303062792420b9fbf3eb4d21da840b11bf93c5d9dc.exe	94
PID 3756 wrote to memory of 2340	3756	26b9c2220fa1bef6a477b8303062792420b9fbf3eb4d21da840b11bf93c5d9dc.exe	95
PID 3756 wrote to memory of 2340	3756	26b9c2220fa1bef6a477b8303062792420b9fbf3eb4d21da840b11bf93c5d9dc.exe	95
PID 3756 wrote to memory of 2340	3756	26b9c2220fa1bef6a477b8303062792420b9fbf3eb4d21da840b11bf93c5d9dc.exe	95
PID 3756 wrote to memory of 2340	3756	26b9c2220fa1bef6a477b8303062792420b9fbf3eb4d21da840b11bf93c5d9dc.exe	95
PID 3756 wrote to memory of 2340	3756	26b9c2220fa1bef6a477b8303062792420b9fbf3eb4d21da840b11bf93c5d9dc.exe	95
PID 3756 wrote to memory of 2340	3756	26b9c2220fa1bef6a477b8303062792420b9fbf3eb4d21da840b11bf93c5d9dc.exe	95

C:\Users\Admin\AppData\Local\Temp\26b9c2220fa1bef6a477b8303062792420b9fbf3eb4d21da840b11bf93c5d9dc.exe
"C:\Users\Admin\AppData\Local\Temp\26b9c2220fa1bef6a477b8303062792420b9fbf3eb4d21da840b11bf93c5d9dc.exe"
1⤵
- Suspicious use of SetThreadContext
- System Location Discovery: System Language Discovery
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
PID:3756
- C:\Users\Admin\AppData\Local\Temp\26b9c2220fa1bef6a477b8303062792420b9fbf3eb4d21da840b11bf93c5d9dc.exe
  "C:\Users\Admin\AppData\Local\Temp\26b9c2220fa1bef6a477b8303062792420b9fbf3eb4d21da840b11bf93c5d9dc.exe"
  2⤵
  PID:3084
- C:\Users\Admin\AppData\Local\Temp\26b9c2220fa1bef6a477b8303062792420b9fbf3eb4d21da840b11bf93c5d9dc.exe
  "C:\Users\Admin\AppData\Local\Temp\26b9c2220fa1bef6a477b8303062792420b9fbf3eb4d21da840b11bf93c5d9dc.exe"
  2⤵
  PID:1380
- C:\Users\Admin\AppData\Local\Temp\26b9c2220fa1bef6a477b8303062792420b9fbf3eb4d21da840b11bf93c5d9dc.exe
  "C:\Users\Admin\AppData\Local\Temp\26b9c2220fa1bef6a477b8303062792420b9fbf3eb4d21da840b11bf93c5d9dc.exe"
  2⤵
  - Suspicious behavior: EnumeratesProcesses
  PID:2340

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/2340-11-0x0000000000400000-0x000000000042F000-memory.dmp

Filesize
188KB

Download
memory/2340-14-0x0000000001690000-0x00000000019DA000-memory.dmp

Filesize
3.3MB

Download
memory/3756-6-0x0000000005A70000-0x0000000005A80000-memory.dmp

Filesize
64KB

Download
memory/3756-3-0x00000000056A0000-0x0000000005732000-memory.dmp

Filesize
584KB

Download
memory/3756-4-0x0000000074F10000-0x00000000756C0000-memory.dmp

Filesize
7.7MB

Download
memory/3756-5-0x0000000005760000-0x000000000576A000-memory.dmp

Filesize
40KB

Download
memory/3756-0-0x0000000074F1E000-0x0000000074F1F000-memory.dmp

Filesize
4KB

Download
memory/3756-7-0x0000000074F1E000-0x0000000074F1F000-memory.dmp

Filesize
4KB

Download
memory/3756-8-0x0000000074F10000-0x00000000756C0000-memory.dmp

Filesize
7.7MB

Download
memory/3756-9-0x0000000006BA0000-0x0000000006C16000-memory.dmp

Filesize
472KB

Download
memory/3756-10-0x0000000009630000-0x00000000096CC000-memory.dmp

Filesize
624KB

Download
memory/3756-2-0x0000000005D40000-0x00000000062E4000-memory.dmp

Filesize
5.6MB

Download
memory/3756-13-0x0000000074F10000-0x00000000756C0000-memory.dmp

Filesize
7.7MB

Download
memory/3756-1-0x0000000000C00000-0x0000000000CBC000-memory.dmp

Filesize
752KB

Download

Analysis

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