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

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-1-5-21-2629973501-4017243118-3254762364-1000\Control Panel\International\Geo\Nation	BOL_Shipping Docs.xlsx.exe

Suspicious use of SetThreadContext 4 IoCs

Processes:

BOL_Shipping Docs.xlsx.exeBOL_Shipping Docs.xlsx.exemstsc.exe

description	pid	process	target process
PID 1296 set thread context of 4900	1296	BOL_Shipping Docs.xlsx.exe	BOL_Shipping Docs.xlsx.exe
PID 4900 set thread context of 2424	4900	BOL_Shipping Docs.xlsx.exe	Explorer.EXE
PID 4900 set thread context of 2424	4900	BOL_Shipping Docs.xlsx.exe	Explorer.EXE
PID 1936 set thread context of 2424	1936	mstsc.exe	Explorer.EXE

Modifies Internet Explorer settings 1 TTPs 1 IoCs

adware spyware

Modify Registry

T1112

Processes:

mstsc.exe

description	ioc	process
Key created	\Registry\User\S-1-5-21-2629973501-4017243118-3254762364-1000\SOFTWARE\Microsoft\Internet Explorer\IntelliForms\Storage2	mstsc.exe

Suspicious behavior: EnumeratesProcesses 46 IoCs

Processes:

BOL_Shipping Docs.xlsx.exemstsc.exe

pid	process
4900	BOL_Shipping Docs.xlsx.exe
4900	BOL_Shipping Docs.xlsx.exe
4900	BOL_Shipping Docs.xlsx.exe
4900	BOL_Shipping Docs.xlsx.exe
4900	BOL_Shipping Docs.xlsx.exe
4900	BOL_Shipping Docs.xlsx.exe
4900	BOL_Shipping Docs.xlsx.exe
4900	BOL_Shipping Docs.xlsx.exe
4900	BOL_Shipping Docs.xlsx.exe
4900	BOL_Shipping Docs.xlsx.exe
1936	mstsc.exe
1936	mstsc.exe
1936	mstsc.exe
1936	mstsc.exe
1936	mstsc.exe
1936	mstsc.exe
1936	mstsc.exe
1936	mstsc.exe
1936	mstsc.exe
1936	mstsc.exe
1936	mstsc.exe
1936	mstsc.exe
1936	mstsc.exe
1936	mstsc.exe
1936	mstsc.exe
1936	mstsc.exe
1936	mstsc.exe
1936	mstsc.exe
1936	mstsc.exe
1936	mstsc.exe
1936	mstsc.exe
1936	mstsc.exe
1936	mstsc.exe
1936	mstsc.exe
1936	mstsc.exe
1936	mstsc.exe
1936	mstsc.exe
1936	mstsc.exe
1936	mstsc.exe
1936	mstsc.exe
1936	mstsc.exe
1936	mstsc.exe
1936	mstsc.exe
1936	mstsc.exe
1936	mstsc.exe
1936	mstsc.exe

Suspicious behavior: GetForegroundWindowSpam 1 IoCs

Processes:

Explorer.EXE

pid process

2424 Explorer.EXE

pid	process
2424	Explorer.EXE

Suspicious behavior: MapViewOfSection 8 IoCs

Processes:

BOL_Shipping Docs.xlsx.exemstsc.exe

pid	process
4900	BOL_Shipping Docs.xlsx.exe
4900	BOL_Shipping Docs.xlsx.exe
4900	BOL_Shipping Docs.xlsx.exe
4900	BOL_Shipping Docs.xlsx.exe
1936	mstsc.exe
1936	mstsc.exe
1936	mstsc.exe
1936	mstsc.exe

Suspicious use of AdjustPrivilegeToken 2 IoCs

Processes:

BOL_Shipping Docs.xlsx.exemstsc.exe

description pid process

Token: SeDebugPrivilege 4900 BOL_Shipping Docs.xlsx.exe
Token: SeDebugPrivilege 1936 mstsc.exe

description	pid	process
Token: SeDebugPrivilege	4900	BOL_Shipping Docs.xlsx.exe
Token: SeDebugPrivilege	1936	mstsc.exe

Suspicious use of WriteProcessMemory 12 IoCs

Processes:

BOL_Shipping Docs.xlsx.exeExplorer.EXEmstsc.exe

description	pid	process	target process
PID 1296 wrote to memory of 4900	1296	BOL_Shipping Docs.xlsx.exe	BOL_Shipping Docs.xlsx.exe
PID 1296 wrote to memory of 4900	1296	BOL_Shipping Docs.xlsx.exe	BOL_Shipping Docs.xlsx.exe
PID 1296 wrote to memory of 4900	1296	BOL_Shipping Docs.xlsx.exe	BOL_Shipping Docs.xlsx.exe
PID 1296 wrote to memory of 4900	1296	BOL_Shipping Docs.xlsx.exe	BOL_Shipping Docs.xlsx.exe
PID 1296 wrote to memory of 4900	1296	BOL_Shipping Docs.xlsx.exe	BOL_Shipping Docs.xlsx.exe
PID 1296 wrote to memory of 4900	1296	BOL_Shipping Docs.xlsx.exe	BOL_Shipping Docs.xlsx.exe
PID 2424 wrote to memory of 1936	2424	Explorer.EXE	mstsc.exe
PID 2424 wrote to memory of 1936	2424	Explorer.EXE	mstsc.exe
PID 2424 wrote to memory of 1936	2424	Explorer.EXE	mstsc.exe
PID 1936 wrote to memory of 2212	1936	mstsc.exe	Firefox.exe
PID 1936 wrote to memory of 2212	1936	mstsc.exe	Firefox.exe
PID 1936 wrote to memory of 2212	1936	mstsc.exe	Firefox.exe

C:\Windows\Explorer.EXE
C:\Windows\Explorer.EXE
1⤵
- Suspicious behavior: GetForegroundWindowSpam
- Suspicious use of WriteProcessMemory
PID:2424

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:1296

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:4900

C:\Windows\SysWOW64\mstsc.exe
"C:\Windows\SysWOW64\mstsc.exe"
2⤵
- Suspicious use of SetThreadContext
- Modifies Internet Explorer settings
- Suspicious behavior: EnumeratesProcesses
- Suspicious behavior: MapViewOfSection
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
PID:1936

C:\Program Files\Mozilla Firefox\Firefox.exe
"C:\Program Files\Mozilla Firefox\Firefox.exe"
3⤵
PID:2212

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

Replay Monitor

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Downloads

memory/1296-132-0x0000000000EB0000-0x0000000000F5E000-memory.dmp

Filesize
696KB

Download
memory/1296-133-0x0000000005F90000-0x0000000006534000-memory.dmp

Filesize
5.6MB

Download
memory/1296-134-0x0000000005920000-0x00000000059B2000-memory.dmp

Filesize
584KB

Download
memory/1296-135-0x00000000058F0000-0x00000000058FA000-memory.dmp

Filesize
40KB

Download
memory/1296-136-0x0000000005C80000-0x0000000005E26000-memory.dmp

Filesize
1.6MB

Download
memory/1296-137-0x0000000009AE0000-0x0000000009B7C000-memory.dmp

Filesize
624KB

Download
memory/1936-158-0x0000000000890000-0x00000000008BD000-memory.dmp

Filesize
180KB

Download
memory/1936-150-0x0000000000000000-mapping.dmp

Download
memory/1936-156-0x0000000002840000-0x00000000028CF000-memory.dmp

Filesize
572KB

Download
memory/1936-155-0x0000000002AB0000-0x0000000002DFA000-memory.dmp

Filesize
3.3MB

Download
memory/1936-154-0x0000000000890000-0x00000000008BD000-memory.dmp

Filesize
180KB

Download
memory/1936-153-0x00000000008E0000-0x0000000000A1A000-memory.dmp

Filesize
1.2MB

Download
memory/2424-159-0x00000000034C0000-0x000000000358D000-memory.dmp

Filesize
820KB

Download
memory/2424-157-0x00000000034C0000-0x000000000358D000-memory.dmp

Filesize
820KB

Download
memory/2424-146-0x0000000008C10000-0x0000000008D34000-memory.dmp

Filesize
1.1MB

Download
memory/2424-149-0x0000000008D50000-0x0000000008EF1000-memory.dmp

Filesize
1.6MB

Download
memory/4900-138-0x0000000000000000-mapping.dmp

Download
memory/4900-151-0x0000000000400000-0x000000000042F000-memory.dmp

Filesize
188KB

Download
memory/4900-152-0x0000000000401000-0x000000000042F000-memory.dmp

Filesize
184KB

Download
memory/4900-148-0x0000000001870000-0x0000000001880000-memory.dmp

Filesize
64KB

Download
memory/4900-147-0x0000000000400000-0x000000000042F000-memory.dmp

Filesize
188KB

Download
memory/4900-145-0x0000000001810000-0x0000000001820000-memory.dmp

Filesize
64KB

Download
memory/4900-144-0x00000000014C0000-0x000000000180A000-memory.dmp

Filesize
3.3MB

Download
memory/4900-142-0x0000000000401000-0x000000000042F000-memory.dmp

Filesize
184KB

Download
memory/4900-141-0x0000000000400000-0x000000000042F000-memory.dmp

Filesize
188KB

Download
memory/4900-139-0x0000000000400000-0x000000000042F000-memory.dmp

Filesize
188KB

Download

Analysis

Sharing

General

Malware Config

Extracted

Signatures

Processes

Network

MITRE ATT&CK Matrix ATT&CK v6

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Downloads