formbook | 1259432f41bd872ef92450755035a516b40fcae624473c3dbd64efe7d89987b1

General

Target

1259432f41bd872ef92450755035a516b40fcae624473c3dbd64efe7d89987b1.exe
Size

397KB
MD5

134e7cb7484eabfbab70b96763bf9051
SHA1

d4c7881c41908a28908a32e46ab01e0f82afcbe4
SHA256

1259432f41bd872ef92450755035a516b40fcae624473c3dbd64efe7d89987b1
SHA512

059ad8b692b8a7b7a92e222bc82caf8b304063a924c75367d42477222185b98f6b31613db1699439a0a9b6b0b7de0ae0c56fea97bc3ec9c039f146b517cfa214
SSDEEP

6144:j1FxhzvZ74J5spMIUYYKUeq7a/WUuufzttMOtQb5:j7v54Jq1B6L7UuuLbM9b5

Score

10^/10

formbook rn10 discovery rat spyware stealer trojan

Malware Config

Extracted

Family

formbook

Version

4.1

Campaign

rn10

Decoy

kedai168et.com

mental-olympics.com

pussybuildsstrongbones.net

857691.shop

hisellers.net

exposurecophotography.com

beaded-boutique.net

wednesdayholdings.com

plesacv.xyz

manonlineros.com

a0204.shop

333689g.com

dyprl716h.xyz

pulseirabet.com

fnet.work

bo-2024-001-v1-d1.xyz

ongaurdsecurity.com

giulianacristini.com

miladamani.com

magicalrealmshopkeeper.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/4204-16-0x0000000000400000-0x000000000042F000-memory.dmp	formbook

Suspicious use of SetThreadContext 1 IoCs

description	pid	Process	procid_target
PID 1188 set thread context of 4204	1188	1259432f41bd872ef92450755035a516b40fcae624473c3dbd64efe7d89987b1.exe	101

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	1259432f41bd872ef92450755035a516b40fcae624473c3dbd64efe7d89987b1.exe

Suspicious behavior: EnumeratesProcesses 6 IoCs

pid	Process
1188	1259432f41bd872ef92450755035a516b40fcae624473c3dbd64efe7d89987b1.exe
1188	1259432f41bd872ef92450755035a516b40fcae624473c3dbd64efe7d89987b1.exe
1188	1259432f41bd872ef92450755035a516b40fcae624473c3dbd64efe7d89987b1.exe
4204	1259432f41bd872ef92450755035a516b40fcae624473c3dbd64efe7d89987b1.exe
4204	1259432f41bd872ef92450755035a516b40fcae624473c3dbd64efe7d89987b1.exe
4204	1259432f41bd872ef92450755035a516b40fcae624473c3dbd64efe7d89987b1.exe

Suspicious use of AdjustPrivilegeToken 1 IoCs

description	pid	Process
Token: SeDebugPrivilege	1188	1259432f41bd872ef92450755035a516b40fcae624473c3dbd64efe7d89987b1.exe

Suspicious use of WriteProcessMemory 6 IoCs

description	pid	Process	procid_target
PID 1188 wrote to memory of 4204	1188	1259432f41bd872ef92450755035a516b40fcae624473c3dbd64efe7d89987b1.exe	101
PID 1188 wrote to memory of 4204	1188	1259432f41bd872ef92450755035a516b40fcae624473c3dbd64efe7d89987b1.exe	101
PID 1188 wrote to memory of 4204	1188	1259432f41bd872ef92450755035a516b40fcae624473c3dbd64efe7d89987b1.exe	101
PID 1188 wrote to memory of 4204	1188	1259432f41bd872ef92450755035a516b40fcae624473c3dbd64efe7d89987b1.exe	101
PID 1188 wrote to memory of 4204	1188	1259432f41bd872ef92450755035a516b40fcae624473c3dbd64efe7d89987b1.exe	101
PID 1188 wrote to memory of 4204	1188	1259432f41bd872ef92450755035a516b40fcae624473c3dbd64efe7d89987b1.exe	101

C:\Users\Admin\AppData\Local\Temp\1259432f41bd872ef92450755035a516b40fcae624473c3dbd64efe7d89987b1.exe
"C:\Users\Admin\AppData\Local\Temp\1259432f41bd872ef92450755035a516b40fcae624473c3dbd64efe7d89987b1.exe"
1⤵
- Suspicious use of SetThreadContext
- System Location Discovery: System Language Discovery
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
PID:1188
- C:\Users\Admin\AppData\Local\Temp\1259432f41bd872ef92450755035a516b40fcae624473c3dbd64efe7d89987b1.exe
  "C:\Users\Admin\AppData\Local\Temp\1259432f41bd872ef92450755035a516b40fcae624473c3dbd64efe7d89987b1.exe"
  2⤵
  - Suspicious behavior: EnumeratesProcesses
  PID:4204

C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe
"C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe" --type=utility --utility-sub-type=asset_store.mojom.AssetStoreService --lang=en-US --service-sandbox-type=asset_store_service --field-trial-handle=4288,i,12470628711992022444,7767535593390851522,262144 --variations-seed-version --mojo-platform-channel-handle=3872 /prefetch:8
1⤵
PID:972

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/1188-9-0x0000000005D30000-0x0000000005D3A000-memory.dmp

Filesize
40KB

Download
memory/1188-11-0x0000000074A70000-0x0000000075220000-memory.dmp

Filesize
7.7MB

Download
memory/1188-2-0x00000000052B0000-0x000000000534C000-memory.dmp

Filesize
624KB

Download
memory/1188-10-0x00000000088F0000-0x00000000088F6000-memory.dmp

Filesize
24KB

Download
memory/1188-4-0x0000000074A7E000-0x0000000074A7F000-memory.dmp

Filesize
4KB

Download
memory/1188-6-0x0000000009900000-0x0000000009BC2000-memory.dmp

Filesize
2.8MB

Download
memory/1188-7-0x000000000F840000-0x000000000FDE4000-memory.dmp

Filesize
5.6MB

Download
memory/1188-8-0x000000000F290000-0x000000000F322000-memory.dmp

Filesize
584KB

Download
memory/1188-1-0x0000000000860000-0x00000000008CA000-memory.dmp

Filesize
424KB

Download
memory/1188-0-0x0000000074A7E000-0x0000000074A7F000-memory.dmp

Filesize
4KB

Download
memory/1188-3-0x0000000074A70000-0x0000000075220000-memory.dmp

Filesize
7.7MB

Download
memory/1188-12-0x0000000074A70000-0x0000000075220000-memory.dmp

Filesize
7.7MB

Download
memory/1188-13-0x0000000006240000-0x000000000625A000-memory.dmp

Filesize
104KB

Download
memory/1188-14-0x0000000006280000-0x0000000006286000-memory.dmp

Filesize
24KB

Download
memory/1188-15-0x0000000074A70000-0x0000000075220000-memory.dmp

Filesize
7.7MB

Download
memory/1188-18-0x0000000074A70000-0x0000000075220000-memory.dmp

Filesize
7.7MB

Download
memory/4204-16-0x0000000000400000-0x000000000042F000-memory.dmp

Filesize
188KB

Download
memory/4204-19-0x0000000001330000-0x000000000167A000-memory.dmp

Filesize
3.3MB

Download
memory/4204-20-0x0000000001330000-0x000000000167A000-memory.dmp

Filesize
3.3MB

Download

Analysis

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