formbook | b48e1af2b9c183088065530dad02ce3b2d2a333e899017a34c1a817ed892eb73

General

Target

VESSEL_S_SPEC-BBN_SUPRA.exe
Size

351KB
MD5

359048b5dc3e27a1d81172b25d93d6b2
SHA1

9efff8dfb886f8bf8fac3d354f674f92e80aa8fe
SHA256

b48e1af2b9c183088065530dad02ce3b2d2a333e899017a34c1a817ed892eb73
SHA512

0d80c670f0734ac145b1499900e7d03946cb69901499a51ae1db9397d5dbae17ffa9c5e4150a35fe40d37edb5b8b2cc910e63f252c2d9f5bc2e95572b0d8d192
SSDEEP

6144:sh0f3Yw7yGailqh/WqbYjzA2MVu+ocixl5MgphAcy67gtgz4o2+2iOFn0pcccccI:Ss3Yw7yGJqYzAlVL8lnjPrgtg8ojF

Score

10^/10

formbook ermr rat spyware stealer trojan

Malware Config

Extracted

Family

formbook

Campaign

ermr

Decoy

ErOK6LFCgNIAlQmH54oaYOL/CN29Z78=

qNSdDhu/PT/1fgafDagiCSZH1SY=

wLpPOAkYS8EABl3pHGc4hNT/Q1sHBrU=

jSxRvptHkeTGl7PT0SEmaZmjqzanuA==

b91oL+2wCcpyhnd6yvF6Pg==

mr81yp1/qqZX

hy7Xsz/PU/LWHMcGL4UYJx9n3A==

KlwrHt1gouPaXaWhoQ==

ng8M320IRJL9Ptw=

8GQbOXuaWxvKnNM=

XndOL7E5sNpVUNty4d/a

rryPBBC8PybYb+2h2MF3FHGL

kEoeyERSVCYO0g==

5/P+SBDby5hO

1fYXc30/h9W7iO17

34X+YKR+wRFE

8ir/X2MlVByh5lQ1ow8=

u9ikm2UMZ7J7hpCYow==

FLI+c3clp1BNDjVAfvC2Dnw=

t21Erq8/r09wAzAJTAH3Ng==

Signatures

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

Checks computer location settings 2 TTPs 1 IoCs

Looks up country code configured in the registry, likely geofence.

Query Registry

T1012

System Information Discovery

T1082

Processes:

VESSEL_S_SPEC-BBN_SUPRA.exe

description	ioc	process
Key value queried	\REGISTRY\USER\S-1-5-21-4063495947-34355257-727531523-1000\Control Panel\International\Geo\Nation	VESSEL_S_SPEC-BBN_SUPRA.exe

Deletes itself 1 IoCs

Processes:

cmd.exe

pid process

1820 cmd.exe

pid	process
1820	cmd.exe

Suspicious use of SetThreadContext 3 IoCs

Processes:

VESSEL_S_SPEC-BBN_SUPRA.exeVESSEL_S_SPEC-BBN_SUPRA.exeexplorer.exe

description	pid	process	target process
PID 1752 set thread context of 268	1752	VESSEL_S_SPEC-BBN_SUPRA.exe	VESSEL_S_SPEC-BBN_SUPRA.exe
PID 268 set thread context of 1236	268	VESSEL_S_SPEC-BBN_SUPRA.exe	Explorer.EXE
PID 628 set thread context of 1236	628	explorer.exe	Explorer.EXE

Suspicious behavior: EnumeratesProcesses 28 IoCs

Processes:

VESSEL_S_SPEC-BBN_SUPRA.exeexplorer.exe

pid	process
268	VESSEL_S_SPEC-BBN_SUPRA.exe
268	VESSEL_S_SPEC-BBN_SUPRA.exe
268	VESSEL_S_SPEC-BBN_SUPRA.exe
268	VESSEL_S_SPEC-BBN_SUPRA.exe
628	explorer.exe
628	explorer.exe
628	explorer.exe
628	explorer.exe
628	explorer.exe
628	explorer.exe
628	explorer.exe
628	explorer.exe
628	explorer.exe
628	explorer.exe
628	explorer.exe
628	explorer.exe
628	explorer.exe
628	explorer.exe
628	explorer.exe
628	explorer.exe
628	explorer.exe
628	explorer.exe
628	explorer.exe
628	explorer.exe
628	explorer.exe
628	explorer.exe
628	explorer.exe
628	explorer.exe

Suspicious behavior: GetForegroundWindowSpam 1 IoCs

Processes:

Explorer.EXE

pid process

1236 Explorer.EXE
Suspicious behavior: MapViewOfSection 5 IoCs

Processes:

VESSEL_S_SPEC-BBN_SUPRA.exeexplorer.exe

pid process

268 VESSEL_S_SPEC-BBN_SUPRA.exe
268 VESSEL_S_SPEC-BBN_SUPRA.exe
268 VESSEL_S_SPEC-BBN_SUPRA.exe
628 explorer.exe
628 explorer.exe
Suspicious use of AdjustPrivilegeToken 2 IoCs

Processes:

VESSEL_S_SPEC-BBN_SUPRA.exeexplorer.exe

description pid process

Token: SeDebugPrivilege 268 VESSEL_S_SPEC-BBN_SUPRA.exe
Token: SeDebugPrivilege 628 explorer.exe
Suspicious use of FindShellTrayWindow 2 IoCs

Processes:

Explorer.EXE

pid process

1236 Explorer.EXE
1236 Explorer.EXE
Suspicious use of SendNotifyMessage 2 IoCs

Processes:

Explorer.EXE

pid process

1236 Explorer.EXE
1236 Explorer.EXE

pid	process
1236	Explorer.EXE

description	pid	process
Token: SeDebugPrivilege	268	VESSEL_S_SPEC-BBN_SUPRA.exe
Token: SeDebugPrivilege	628	explorer.exe

pid	process
1236	Explorer.EXE
1236	Explorer.EXE

pid	process
1236	Explorer.EXE
1236	Explorer.EXE

Suspicious use of WriteProcessMemory 18 IoCs

Processes:

VESSEL_S_SPEC-BBN_SUPRA.exeExplorer.EXEexplorer.exe

description	pid	process	target process
PID 1752 wrote to memory of 268	1752	VESSEL_S_SPEC-BBN_SUPRA.exe	VESSEL_S_SPEC-BBN_SUPRA.exe
PID 1752 wrote to memory of 268	1752	VESSEL_S_SPEC-BBN_SUPRA.exe	VESSEL_S_SPEC-BBN_SUPRA.exe
PID 1752 wrote to memory of 268	1752	VESSEL_S_SPEC-BBN_SUPRA.exe	VESSEL_S_SPEC-BBN_SUPRA.exe
PID 1752 wrote to memory of 268	1752	VESSEL_S_SPEC-BBN_SUPRA.exe	VESSEL_S_SPEC-BBN_SUPRA.exe
PID 1752 wrote to memory of 268	1752	VESSEL_S_SPEC-BBN_SUPRA.exe	VESSEL_S_SPEC-BBN_SUPRA.exe
PID 1752 wrote to memory of 268	1752	VESSEL_S_SPEC-BBN_SUPRA.exe	VESSEL_S_SPEC-BBN_SUPRA.exe
PID 1752 wrote to memory of 268	1752	VESSEL_S_SPEC-BBN_SUPRA.exe	VESSEL_S_SPEC-BBN_SUPRA.exe
PID 1752 wrote to memory of 268	1752	VESSEL_S_SPEC-BBN_SUPRA.exe	VESSEL_S_SPEC-BBN_SUPRA.exe
PID 1752 wrote to memory of 268	1752	VESSEL_S_SPEC-BBN_SUPRA.exe	VESSEL_S_SPEC-BBN_SUPRA.exe
PID 1752 wrote to memory of 268	1752	VESSEL_S_SPEC-BBN_SUPRA.exe	VESSEL_S_SPEC-BBN_SUPRA.exe
PID 1236 wrote to memory of 628	1236	Explorer.EXE	explorer.exe
PID 1236 wrote to memory of 628	1236	Explorer.EXE	explorer.exe
PID 1236 wrote to memory of 628	1236	Explorer.EXE	explorer.exe
PID 1236 wrote to memory of 628	1236	Explorer.EXE	explorer.exe
PID 628 wrote to memory of 1820	628	explorer.exe	cmd.exe
PID 628 wrote to memory of 1820	628	explorer.exe	cmd.exe
PID 628 wrote to memory of 1820	628	explorer.exe	cmd.exe
PID 628 wrote to memory of 1820	628	explorer.exe	cmd.exe

C:\Windows\Explorer.EXE
C:\Windows\Explorer.EXE
1⤵
- Suspicious behavior: GetForegroundWindowSpam
- Suspicious use of FindShellTrayWindow
- Suspicious use of SendNotifyMessage
- Suspicious use of WriteProcessMemory
PID:1236

C:\Users\Admin\AppData\Local\Temp\VESSEL_S_SPEC-BBN_SUPRA.exe
"C:\Users\Admin\AppData\Local\Temp\VESSEL_S_SPEC-BBN_SUPRA.exe"
2⤵
- Suspicious use of SetThreadContext
- Suspicious use of WriteProcessMemory
PID:1752

C:\Users\Admin\AppData\Local\Temp\VESSEL_S_SPEC-BBN_SUPRA.exe
"C:\Users\Admin\AppData\Local\Temp\VESSEL_S_SPEC-BBN_SUPRA.exe"
3⤵
- Checks computer location settings
- Suspicious use of SetThreadContext
- Suspicious behavior: EnumeratesProcesses
- Suspicious behavior: MapViewOfSection
- Suspicious use of AdjustPrivilegeToken
PID:268

C:\Windows\SysWOW64\explorer.exe
"C:\Windows\SysWOW64\explorer.exe"
2⤵
- Suspicious use of SetThreadContext
- Suspicious behavior: EnumeratesProcesses
- Suspicious behavior: MapViewOfSection
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
PID:628

C:\Windows\SysWOW64\cmd.exe
/c del "C:\Users\Admin\AppData\Local\Temp\VESSEL_S_SPEC-BBN_SUPRA.exe"
3⤵
- Deletes itself
PID:1820

Network

MITRE ATT&CK Enterprise v6

Initial Access

Execution

Persistence

Privilege Escalation

Defense Evasion

Credential Access

Discovery

Query Registry

1

T1012

System Information Discovery

1

T1082

Lateral Movement

Collection

Command and Control

Exfiltration

Impact

Replay Monitor

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Downloads

memory/268-63-0x0000000000970000-0x0000000000C73000-memory.dmp

Filesize
3.0MB

Download
memory/268-64-0x0000000000150000-0x0000000000161000-memory.dmp

Filesize
68KB

Download
memory/268-56-0x0000000000400000-0x000000000042D000-memory.dmp

Filesize
180KB

Download
memory/268-57-0x0000000000400000-0x000000000042D000-memory.dmp

Filesize
180KB

Download
memory/268-60-0x0000000000420330-mapping.dmp

Download
memory/268-59-0x0000000000400000-0x000000000042D000-memory.dmp

Filesize
180KB

Download
memory/268-62-0x0000000000400000-0x000000000042D000-memory.dmp

Filesize
180KB

Download
memory/628-66-0x0000000000000000-mapping.dmp

Download
memory/628-68-0x0000000074691000-0x0000000074693000-memory.dmp

Filesize
8KB

Download
memory/628-70-0x00000000000C0000-0x00000000000ED000-memory.dmp

Filesize
180KB

Download
memory/628-69-0x0000000000BB0000-0x0000000000E31000-memory.dmp

Filesize
2.5MB

Download
memory/628-71-0x0000000002240000-0x0000000002543000-memory.dmp

Filesize
3.0MB

Download
memory/628-73-0x00000000009A0000-0x0000000000A30000-memory.dmp

Filesize
576KB

Download
memory/628-75-0x00000000000C0000-0x00000000000ED000-memory.dmp

Filesize
180KB

Download
memory/1236-65-0x0000000007440000-0x00000000075D4000-memory.dmp

Filesize
1.6MB

Download
memory/1236-74-0x0000000005FE0000-0x0000000006120000-memory.dmp

Filesize
1.2MB

Download
memory/1236-76-0x0000000005FE0000-0x0000000006120000-memory.dmp

Filesize
1.2MB

Download
memory/1752-55-0x0000000075111000-0x0000000075113000-memory.dmp

Filesize
8KB

Download
memory/1752-54-0x0000000001030000-0x000000000108E000-memory.dmp

Filesize
376KB

Download
memory/1820-72-0x0000000000000000-mapping.dmp

Download

Analysis

Sharing

General

Malware Config

Extracted

Signatures

Processes

Network

MITRE ATT&CK Enterprise v6

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Downloads