formbook | 786aeabdb7664ab3c99105d7705946a0d3259b9096e5464db67eab31a2637194

General

Target

BOL_Shipping Docs.xlsx.exe
Size

673KB
MD5

d4a1e9a56c52defb53402c08964d4569
SHA1

c907fd3db66a9ea9dfe45dc9fe3c706a18b4b3d9
SHA256

786aeabdb7664ab3c99105d7705946a0d3259b9096e5464db67eab31a2637194
SHA512

efda4d59c8020a1237206c60ff97ec625ce3f27bdf9634c6afb6eac88346c40804521b1d23d92ab8bfede6ffb5bc39ae3acaeeaf594b6dcd66bb34dc18b01907
SSDEEP

12288:ijcWU4GBbGgm0Gz6khFH79hz4b+Ku5L5daXcCAVN+/9/Guz:XfBKgNGz64Xg6L5dQMVNy

Score

10^/10

formbook n2hm rat spyware stealer trojan

Malware Config

Extracted

Family

formbook

Campaign

n2hm

Decoy

XCeG4IxNKbAl

YzJWbnC+El84nA==

KAJcdmP8yEcO5LXPCFF42Wfb

I+J+xYO95GJQWVU=

GtgxPPv3FmQmhw==

Og9NYF4xEl+j7vGTR93xvg==

506Cg07bsT0G6yK+A96H0h35V+JLkwI=

wAYXFN+pSFIXgQ==

ijzLI/f+FmQmhw==

UfT2PweNm+w8

GQWVw5aZnfF/kS5e

30BKYjua9zcA7gAwsPUngLnjyrBNEgo=

AM65OrmyFmQmhw==

VSlTVxISZ4J/kS5e

GGKj6K33SRh6e0/YzT5nQGlK5CXRqw==

B9H98cUUfX+AWOqiTA==

MxVffWOIoVnM37zrd2sTaOY=

z6bxCgG/mGhR7oDzQA==

pQgSLSRi6AK3M/PdArpX

6rRRsYuSnXx/kS5e

Signatures

Formbook
Formbook is a data stealing malware which is capable of stealing data.
trojan spyware stealer formbook
Blocklisted process makes network request 2 IoCs

Processes:

msiexec.exe

flow pid process

7 1692 msiexec.exe
11 1692 msiexec.exe

flow	pid	process
7	1692	msiexec.exe
11	1692	msiexec.exe

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:

BOL_Shipping Docs.xlsx.exe

description	ioc	process
Key value queried	\REGISTRY\USER\S-1-5-21-3385717845-2518323428-350143044-1000\Control Panel\International\Geo\Nation	BOL_Shipping Docs.xlsx.exe

Loads dropped DLL 1 IoCs

Processes:

msiexec.exe

pid process

1692 msiexec.exe

pid	process
1692	msiexec.exe

Suspicious use of SetThreadContext 4 IoCs

Processes:

BOL_Shipping Docs.xlsx.exeBOL_Shipping Docs.xlsx.exemsiexec.exe

description	pid	process	target process
PID 1728 set thread context of 672	1728	BOL_Shipping Docs.xlsx.exe	BOL_Shipping Docs.xlsx.exe
PID 672 set thread context of 1204	672	BOL_Shipping Docs.xlsx.exe	Explorer.EXE
PID 672 set thread context of 1204	672	BOL_Shipping Docs.xlsx.exe	Explorer.EXE
PID 1692 set thread context of 1204	1692	msiexec.exe	Explorer.EXE

Modifies Internet Explorer settings 1 TTPs 1 IoCs

adware spyware

Modify Registry

T1112

Processes:

msiexec.exe

description	ioc	process
Key created	\Registry\User\S-1-5-21-3385717845-2518323428-350143044-1000\SOFTWARE\Microsoft\Internet Explorer\IntelliForms\Storage2	msiexec.exe

Suspicious behavior: EnumeratesProcesses 19 IoCs

Processes:

BOL_Shipping Docs.xlsx.exemsiexec.exe

pid	process
672	BOL_Shipping Docs.xlsx.exe
672	BOL_Shipping Docs.xlsx.exe
672	BOL_Shipping Docs.xlsx.exe
672	BOL_Shipping Docs.xlsx.exe
672	BOL_Shipping Docs.xlsx.exe
1692	msiexec.exe
1692	msiexec.exe
1692	msiexec.exe
1692	msiexec.exe
1692	msiexec.exe
1692	msiexec.exe
1692	msiexec.exe
1692	msiexec.exe
1692	msiexec.exe
1692	msiexec.exe
1692	msiexec.exe
1692	msiexec.exe
1692	msiexec.exe
1692	msiexec.exe

Suspicious behavior: GetForegroundWindowSpam 1 IoCs

Processes:

Explorer.EXE

pid process

1204 Explorer.EXE

pid	process
1204	Explorer.EXE

Suspicious behavior: MapViewOfSection 8 IoCs

Processes:

BOL_Shipping Docs.xlsx.exemsiexec.exe

pid	process
672	BOL_Shipping Docs.xlsx.exe
672	BOL_Shipping Docs.xlsx.exe
672	BOL_Shipping Docs.xlsx.exe
672	BOL_Shipping Docs.xlsx.exe
1692	msiexec.exe
1692	msiexec.exe
1692	msiexec.exe
1692	msiexec.exe

Suspicious use of AdjustPrivilegeToken 2 IoCs

Processes:

BOL_Shipping Docs.xlsx.exemsiexec.exe

description pid process

Token: SeDebugPrivilege 672 BOL_Shipping Docs.xlsx.exe
Token: SeDebugPrivilege 1692 msiexec.exe
Suspicious use of FindShellTrayWindow 2 IoCs

Processes:

Explorer.EXE

pid process

1204 Explorer.EXE
1204 Explorer.EXE
Suspicious use of SendNotifyMessage 2 IoCs

Processes:

Explorer.EXE

pid process

1204 Explorer.EXE
1204 Explorer.EXE

description	pid	process
Token: SeDebugPrivilege	672	BOL_Shipping Docs.xlsx.exe
Token: SeDebugPrivilege	1692	msiexec.exe

pid	process
1204	Explorer.EXE
1204	Explorer.EXE

pid	process
1204	Explorer.EXE
1204	Explorer.EXE

Suspicious use of WriteProcessMemory 19 IoCs

Processes:

BOL_Shipping Docs.xlsx.exeExplorer.EXEmsiexec.exe

description	pid	process	target process
PID 1728 wrote to memory of 672	1728	BOL_Shipping Docs.xlsx.exe	BOL_Shipping Docs.xlsx.exe
PID 1728 wrote to memory of 672	1728	BOL_Shipping Docs.xlsx.exe	BOL_Shipping Docs.xlsx.exe
PID 1728 wrote to memory of 672	1728	BOL_Shipping Docs.xlsx.exe	BOL_Shipping Docs.xlsx.exe
PID 1728 wrote to memory of 672	1728	BOL_Shipping Docs.xlsx.exe	BOL_Shipping Docs.xlsx.exe
PID 1728 wrote to memory of 672	1728	BOL_Shipping Docs.xlsx.exe	BOL_Shipping Docs.xlsx.exe
PID 1728 wrote to memory of 672	1728	BOL_Shipping Docs.xlsx.exe	BOL_Shipping Docs.xlsx.exe
PID 1728 wrote to memory of 672	1728	BOL_Shipping Docs.xlsx.exe	BOL_Shipping Docs.xlsx.exe
PID 1204 wrote to memory of 1692	1204	Explorer.EXE	msiexec.exe
PID 1204 wrote to memory of 1692	1204	Explorer.EXE	msiexec.exe
PID 1204 wrote to memory of 1692	1204	Explorer.EXE	msiexec.exe
PID 1204 wrote to memory of 1692	1204	Explorer.EXE	msiexec.exe
PID 1204 wrote to memory of 1692	1204	Explorer.EXE	msiexec.exe
PID 1204 wrote to memory of 1692	1204	Explorer.EXE	msiexec.exe
PID 1204 wrote to memory of 1692	1204	Explorer.EXE	msiexec.exe
PID 1692 wrote to memory of 1268	1692	msiexec.exe	Firefox.exe
PID 1692 wrote to memory of 1268	1692	msiexec.exe	Firefox.exe
PID 1692 wrote to memory of 1268	1692	msiexec.exe	Firefox.exe
PID 1692 wrote to memory of 1268	1692	msiexec.exe	Firefox.exe
PID 1692 wrote to memory of 1268	1692	msiexec.exe	Firefox.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:1204

C:\Users\Admin\AppData\Local\Temp\BOL_Shipping Docs.xlsx.exe
"C:\Users\Admin\AppData\Local\Temp\BOL_Shipping Docs.xlsx.exe"
2⤵
- Suspicious use of SetThreadContext
- Suspicious use of WriteProcessMemory
PID:1728

C:\Users\Admin\AppData\Local\Temp\BOL_Shipping Docs.xlsx.exe
"C:\Users\Admin\AppData\Local\Temp\BOL_Shipping Docs.xlsx.exe"
3⤵
- Checks computer location settings
- Suspicious use of SetThreadContext
- Suspicious behavior: EnumeratesProcesses
- Suspicious behavior: MapViewOfSection
- Suspicious use of AdjustPrivilegeToken
PID:672

C:\Windows\SysWOW64\msiexec.exe
"C:\Windows\SysWOW64\msiexec.exe"
2⤵
- Blocklisted process makes network request
- Loads dropped DLL
- Suspicious use of SetThreadContext
- Modifies Internet Explorer settings
- Suspicious behavior: EnumeratesProcesses
- Suspicious behavior: MapViewOfSection
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
PID:1692

C:\Program Files\Mozilla Firefox\Firefox.exe
"C:\Program Files\Mozilla Firefox\Firefox.exe"
3⤵
PID:1268

Network

MITRE ATT&CK Matrix ATT&CK v6

Initial Access

Execution

Persistence

Privilege Escalation

Defense Evasion

Modify Registry

1

T1112

Credential Access

Discovery

Query Registry

1

T1012

System Information Discovery

1

T1082

Lateral Movement

Collection

Exfiltration

Command and Control

Impact

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Downloads

\Users\Admin\AppData\Local\Temp\sqlite3.dll
Filesize
770KB

MD5
65f6090dfb069aca962a59f6df9e6113

SHA1
879bad504dfcce1a591c97817f3ff1e63931cfd2

SHA256
32a302d8c235226d8cdda4d957f151df3e5736fdce7886e6c794f0648b2eb106

SHA512
4c0e5e1103749356dceaaaa312e853bda83ec14f2f12288e9020cdf42b6e80d4caaec03d1ef7f34d81ddf2da88e6160c0c711380c2a7d89012e660406cdbb987

Download Submit
memory/672-70-0x00000000008B0000-0x0000000000BB3000-memory.dmp

Filesize
3.0MB

Download
memory/672-77-0x0000000000400000-0x000000000042F000-memory.dmp

Filesize
188KB

Download
memory/672-71-0x0000000000110000-0x0000000000120000-memory.dmp

Filesize
64KB

Download
memory/672-68-0x0000000000401000-0x000000000042F000-memory.dmp

Filesize
184KB

Download
memory/672-78-0x0000000000401000-0x000000000042F000-memory.dmp

Filesize
184KB

Download
memory/672-74-0x0000000000310000-0x0000000000320000-memory.dmp

Filesize
64KB

Download
memory/672-61-0x0000000000400000-0x000000000042F000-memory.dmp

Filesize
188KB

Download
memory/672-62-0x0000000000400000-0x000000000042F000-memory.dmp

Filesize
188KB

Download
memory/672-65-0x00000000004012B0-mapping.dmp

Download
memory/672-64-0x0000000000400000-0x000000000042F000-memory.dmp

Filesize
188KB

Download
memory/672-67-0x0000000000400000-0x000000000042F000-memory.dmp

Filesize
188KB

Download
memory/672-73-0x0000000000400000-0x000000000042F000-memory.dmp

Filesize
188KB

Download
memory/672-69-0x0000000000400000-0x000000000042F000-memory.dmp

Filesize
188KB

Download
memory/1204-84-0x0000000006390000-0x00000000064CC000-memory.dmp

Filesize
1.2MB

Download
memory/1204-72-0x0000000006240000-0x0000000006388000-memory.dmp

Filesize
1.3MB

Download
memory/1204-75-0x0000000006090000-0x000000000615D000-memory.dmp

Filesize
820KB

Download
memory/1204-85-0x0000000006390000-0x00000000064CC000-memory.dmp

Filesize
1.2MB

Download
memory/1692-81-0x0000000000090000-0x00000000000BD000-memory.dmp

Filesize
180KB

Download
memory/1692-76-0x0000000000000000-mapping.dmp

Download
memory/1692-80-0x0000000000E80000-0x0000000000E94000-memory.dmp

Filesize
80KB

Download
memory/1692-82-0x00000000022A0000-0x00000000025A3000-memory.dmp

Filesize
3.0MB

Download
memory/1692-83-0x0000000000A90000-0x0000000000B1F000-memory.dmp

Filesize
572KB

Download
memory/1728-59-0x0000000005FF0000-0x0000000006060000-memory.dmp

Filesize
448KB

Download
memory/1728-57-0x0000000000300000-0x0000000000318000-memory.dmp

Filesize
96KB

Download
memory/1728-54-0x0000000001070000-0x000000000111E000-memory.dmp

Filesize
696KB

Download
memory/1728-56-0x00000000050D0000-0x000000000518A000-memory.dmp

Filesize
744KB

Download
memory/1728-60-0x0000000000840000-0x0000000000874000-memory.dmp

Filesize
208KB

Download
memory/1728-58-0x0000000000320000-0x000000000032C000-memory.dmp

Filesize
48KB

Download
memory/1728-55-0x0000000075DA1000-0x0000000075DA3000-memory.dmp

Filesize
8KB

Download

Analysis

Sharing

General

Malware Config

Extracted

Signatures

Processes

Network

MITRE ATT&CK Matrix ATT&CK v6

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Downloads