formbook | 8af00e7a5aa93e2c083481d3b4e5b94f7d1844aab13f13fde1b27a986f38f662

Analysis

max time kernel
93s
max time network
94s
platform
windows10-2004_x64
resource
win10v2004-20240802-en
resource tags

arch:x64arch:x86image:win10v2004-20240802-enlocale:en-usos:windows10-2004-x64system
submitted
06-09-2024 01:29

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General

Target

8af00e7a5aa93e2c083481d3b4e5b94f7d1844aab13f13fde1b27a986f38f662.exe
Size

746KB
MD5

fc3a43360662f6208ca669d161957b58
SHA1

16d7ba64dacfbfb96d9577d0e9197a578ca5fcbd
SHA256

8af00e7a5aa93e2c083481d3b4e5b94f7d1844aab13f13fde1b27a986f38f662
SHA512

eb963fdc482fe1131fe0819bc63182107bd3a6570613c8bee889e43ada102452c9d99576055002be4fa9f3fd906db911f68f267115bcd8376058c57b0c076608
SSDEEP

12288:WqdBj0z1Cat1UoIG5MPU0wOqp0473y4qdDNPjyu9Jyq3qQLhqpu1aqyCgW+8jd9:faDUobyTkpL7yPDLhqpkaqyW+8jd9

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/5044-11-0x0000000000400000-0x000000000042F000-memory.dmp	formbook

Suspicious use of SetThreadContext 1 IoCs

description	pid	Process	procid_target
PID 3068 set thread context of 5044	3068	8af00e7a5aa93e2c083481d3b4e5b94f7d1844aab13f13fde1b27a986f38f662.exe	94

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	8af00e7a5aa93e2c083481d3b4e5b94f7d1844aab13f13fde1b27a986f38f662.exe

Suspicious behavior: EnumeratesProcesses 4 IoCs

pid	Process
3068	8af00e7a5aa93e2c083481d3b4e5b94f7d1844aab13f13fde1b27a986f38f662.exe
3068	8af00e7a5aa93e2c083481d3b4e5b94f7d1844aab13f13fde1b27a986f38f662.exe
5044	8af00e7a5aa93e2c083481d3b4e5b94f7d1844aab13f13fde1b27a986f38f662.exe
5044	8af00e7a5aa93e2c083481d3b4e5b94f7d1844aab13f13fde1b27a986f38f662.exe

Suspicious use of AdjustPrivilegeToken 1 IoCs

description	pid	Process
Token: SeDebugPrivilege	3068	8af00e7a5aa93e2c083481d3b4e5b94f7d1844aab13f13fde1b27a986f38f662.exe

Suspicious use of WriteProcessMemory 6 IoCs

description	pid	Process	procid_target
PID 3068 wrote to memory of 5044	3068	8af00e7a5aa93e2c083481d3b4e5b94f7d1844aab13f13fde1b27a986f38f662.exe	94
PID 3068 wrote to memory of 5044	3068	8af00e7a5aa93e2c083481d3b4e5b94f7d1844aab13f13fde1b27a986f38f662.exe	94
PID 3068 wrote to memory of 5044	3068	8af00e7a5aa93e2c083481d3b4e5b94f7d1844aab13f13fde1b27a986f38f662.exe	94
PID 3068 wrote to memory of 5044	3068	8af00e7a5aa93e2c083481d3b4e5b94f7d1844aab13f13fde1b27a986f38f662.exe	94
PID 3068 wrote to memory of 5044	3068	8af00e7a5aa93e2c083481d3b4e5b94f7d1844aab13f13fde1b27a986f38f662.exe	94
PID 3068 wrote to memory of 5044	3068	8af00e7a5aa93e2c083481d3b4e5b94f7d1844aab13f13fde1b27a986f38f662.exe	94

C:\Users\Admin\AppData\Local\Temp\8af00e7a5aa93e2c083481d3b4e5b94f7d1844aab13f13fde1b27a986f38f662.exe
"C:\Users\Admin\AppData\Local\Temp\8af00e7a5aa93e2c083481d3b4e5b94f7d1844aab13f13fde1b27a986f38f662.exe"
1⤵
- Suspicious use of SetThreadContext
- System Location Discovery: System Language Discovery
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
PID:3068
- C:\Users\Admin\AppData\Local\Temp\8af00e7a5aa93e2c083481d3b4e5b94f7d1844aab13f13fde1b27a986f38f662.exe
  "C:\Users\Admin\AppData\Local\Temp\8af00e7a5aa93e2c083481d3b4e5b94f7d1844aab13f13fde1b27a986f38f662.exe"
  2⤵
  - Suspicious behavior: EnumeratesProcesses
  PID:5044

Network

MITRE ATT&CK Enterprise v15

Reconnaissance

Resource Development

Initial Access

Execution

Persistence

Privilege Escalation

Defense Evasion

Credential Access

Discovery

System Location Discovery

T1614

System Language Discovery

T1614.001

Lateral Movement

Collection

Command and Control

Exfiltration

Impact

Replay Monitor

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Downloads

memory/3068-6-0x0000000005840000-0x0000000005858000-memory.dmp

Filesize
96KB

Download
memory/3068-0-0x0000000074CBE000-0x0000000074CBF000-memory.dmp

Filesize
4KB

Download
memory/3068-2-0x0000000005AE0000-0x0000000006084000-memory.dmp

Filesize
5.6MB

Download
memory/3068-3-0x00000000055D0000-0x0000000005662000-memory.dmp

Filesize
584KB

Download
memory/3068-4-0x0000000074CB0000-0x0000000075460000-memory.dmp

Filesize
7.7MB

Download
memory/3068-5-0x0000000005690000-0x000000000569A000-memory.dmp

Filesize
40KB

Download
memory/3068-1-0x0000000000B50000-0x0000000000C10000-memory.dmp

Filesize
768KB

Download
memory/3068-7-0x0000000074CBE000-0x0000000074CBF000-memory.dmp

Filesize
4KB

Download
memory/3068-10-0x0000000008990000-0x0000000008A2C000-memory.dmp

Filesize
624KB

Download
memory/3068-9-0x0000000005A70000-0x0000000005AE6000-memory.dmp

Filesize
472KB

Download
memory/3068-8-0x0000000074CB0000-0x0000000075460000-memory.dmp

Filesize
7.7MB

Download
memory/3068-13-0x0000000074CB0000-0x0000000075460000-memory.dmp

Filesize
7.7MB

Download
memory/5044-11-0x0000000000400000-0x000000000042F000-memory.dmp

Filesize
188KB

Download
memory/5044-14-0x00000000014D0000-0x000000000181A000-memory.dmp

Filesize
3.3MB

Download