cd375b3eeffbdb97aaaaa7d568e04c92ecb76d99c43894c291c31c24dd0f4e98

General

Target

400000.InstallUtil.exe
Size

180KB
MD5

fe24b17cba6092bd2da1e5a172a33846
SHA1

df46ed6222eee121dd697e4ff6c7bab3d077c4cf
SHA256

cd375b3eeffbdb97aaaaa7d568e04c92ecb76d99c43894c291c31c24dd0f4e98
SHA512

ba8852dbf1cdb30fcc84b97e12b629f3229d83f2d1217ba172917059bc33e9c4227067e13e42346248f33f047cb04632599d2cdcbb96c4fff36aca028553c40b

Score

10^/10

persistence suricata

Malware Config

Signatures

suricata: ET MALWARE FormBook CnC Checkin (GET)
suricata: ET MALWARE FormBook CnC Checkin (GET)
suricata
Executes dropped EXE 1 IoCs

Processes:

configtrzx0nnh.exe

pid process

1572 configtrzx0nnh.exe

pid	process
1572	configtrzx0nnh.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:

400000.InstallUtil.exe

description	ioc	process
Key value queried	\REGISTRY\USER\S-1-5-21-790309383-526510583-3802439154-1000\Control Panel\International\Geo\Nation	400000.InstallUtil.exe

Deletes itself 1 IoCs

Processes:

cmd.exe

pid process

936 cmd.exe
Loads dropped DLL 1 IoCs

Processes:

msdt.exe

pid process

908 msdt.exe

pid	process
936	cmd.exe

pid	process
908	msdt.exe

Adds Run key to start application 2 TTPs 2 IoCs

persistence

Registry Run Keys / Startup Folder

T1060

Modify Registry

T1112

Processes:

msdt.exe

description	ioc	process
Key created	\Registry\Machine\SOFTWARE\Wow6432Node\Microsoft\Windows\CurrentVersion\Run	msdt.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Windows\CurrentVersion\Run\HZ-TQZ9P1NY = "C:\\Program Files (x86)\\Qlrxtz2e0\\configtrzx0nnh.exe"	msdt.exe

Suspicious use of SetThreadContext 2 IoCs

Processes:

400000.InstallUtil.exemsdt.exe

description	pid	process	target process
PID 1072 set thread context of 1204	1072	400000.InstallUtil.exe	Explorer.EXE
PID 908 set thread context of 1204	908	msdt.exe	Explorer.EXE

Drops file in Program Files directory 2 IoCs

Processes:

msdt.exeExplorer.EXE

description	ioc	process
File opened for modification	C:\Program Files (x86)\Qlrxtz2e0\configtrzx0nnh.exe	msdt.exe
File created	C:\Program Files (x86)\Qlrxtz2e0\configtrzx0nnh.exe	Explorer.EXE

Modifies Internet Explorer settings 1 TTPs 1 IoCs

adware spyware

Modify Registry

T1112

Processes:

msdt.exe

description	ioc	process
Key created	\Registry\User\S-1-5-21-790309383-526510583-3802439154-1000\SOFTWARE\Microsoft\Internet Explorer\IntelliForms\Storage2	msdt.exe

Suspicious behavior: EnumeratesProcesses 27 IoCs

Processes:

400000.InstallUtil.exemsdt.execonfigtrzx0nnh.exe

pid	process
1072	400000.InstallUtil.exe
1072	400000.InstallUtil.exe
1072	400000.InstallUtil.exe
1072	400000.InstallUtil.exe
908	msdt.exe
908	msdt.exe
908	msdt.exe
908	msdt.exe
908	msdt.exe
908	msdt.exe
908	msdt.exe
908	msdt.exe
908	msdt.exe
908	msdt.exe
908	msdt.exe
908	msdt.exe
908	msdt.exe
908	msdt.exe
908	msdt.exe
908	msdt.exe
908	msdt.exe
908	msdt.exe
908	msdt.exe
908	msdt.exe
1572	configtrzx0nnh.exe
908	msdt.exe
908	msdt.exe

Suspicious behavior: MapViewOfSection 7 IoCs

Processes:

400000.InstallUtil.exemsdt.exe

pid process

1072 400000.InstallUtil.exe
1072 400000.InstallUtil.exe
1072 400000.InstallUtil.exe
908 msdt.exe
908 msdt.exe
908 msdt.exe
908 msdt.exe

Suspicious use of AdjustPrivilegeToken 3 IoCs

Processes:

400000.InstallUtil.exemsdt.execonfigtrzx0nnh.exe

description	pid	process
Token: SeDebugPrivilege	1072	400000.InstallUtil.exe
Token: SeDebugPrivilege	908	msdt.exe
Token: SeDebugPrivilege	1572	configtrzx0nnh.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

pid	process
1204	Explorer.EXE
1204	Explorer.EXE

pid	process
1204	Explorer.EXE
1204	Explorer.EXE

Suspicious use of WriteProcessMemory 17 IoCs

Processes:

Explorer.EXEmsdt.exe

description	pid	process	target process
PID 1204 wrote to memory of 908	1204	Explorer.EXE	msdt.exe
PID 1204 wrote to memory of 908	1204	Explorer.EXE	msdt.exe
PID 1204 wrote to memory of 908	1204	Explorer.EXE	msdt.exe
PID 1204 wrote to memory of 908	1204	Explorer.EXE	msdt.exe
PID 908 wrote to memory of 936	908	msdt.exe	cmd.exe
PID 908 wrote to memory of 936	908	msdt.exe	cmd.exe
PID 908 wrote to memory of 936	908	msdt.exe	cmd.exe
PID 908 wrote to memory of 936	908	msdt.exe	cmd.exe
PID 908 wrote to memory of 476	908	msdt.exe	Firefox.exe
PID 908 wrote to memory of 476	908	msdt.exe	Firefox.exe
PID 908 wrote to memory of 476	908	msdt.exe	Firefox.exe
PID 908 wrote to memory of 476	908	msdt.exe	Firefox.exe
PID 908 wrote to memory of 476	908	msdt.exe	Firefox.exe
PID 1204 wrote to memory of 1572	1204	Explorer.EXE	configtrzx0nnh.exe
PID 1204 wrote to memory of 1572	1204	Explorer.EXE	configtrzx0nnh.exe
PID 1204 wrote to memory of 1572	1204	Explorer.EXE	configtrzx0nnh.exe
PID 1204 wrote to memory of 1572	1204	Explorer.EXE	configtrzx0nnh.exe

C:\Windows\Explorer.EXE
C:\Windows\Explorer.EXE
1⤵
- Drops file in Program Files directory
- Suspicious use of FindShellTrayWindow
- Suspicious use of SendNotifyMessage
- Suspicious use of WriteProcessMemory
PID:1204

C:\Users\Admin\AppData\Local\Temp\400000.InstallUtil.exe
"C:\Users\Admin\AppData\Local\Temp\400000.InstallUtil.exe"
2⤵
- Checks computer location settings
- Suspicious use of SetThreadContext
- Suspicious behavior: EnumeratesProcesses
- Suspicious behavior: MapViewOfSection
- Suspicious use of AdjustPrivilegeToken
PID:1072

C:\Windows\SysWOW64\msdt.exe
"C:\Windows\SysWOW64\msdt.exe"
2⤵
- Loads dropped DLL
- Adds Run key to start application
- Suspicious use of SetThreadContext
- Drops file in Program Files directory
- Modifies Internet Explorer settings
- Suspicious behavior: EnumeratesProcesses
- Suspicious behavior: MapViewOfSection
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
PID:908

C:\Windows\SysWOW64\cmd.exe
/c del "C:\Users\Admin\AppData\Local\Temp\400000.InstallUtil.exe"
3⤵
- Deletes itself
PID:936

C:\Program Files\Mozilla Firefox\Firefox.exe
"C:\Program Files\Mozilla Firefox\Firefox.exe"
3⤵
PID:476

C:\Program Files (x86)\Qlrxtz2e0\configtrzx0nnh.exe
"C:\Program Files (x86)\Qlrxtz2e0\configtrzx0nnh.exe"
2⤵
- Executes dropped EXE
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
PID:1572

Network

MITRE ATT&CK Matrix ATT&CK v6

Initial Access

Execution

Persistence

Registry Run Keys / Startup Folder

1

T1060

Privilege Escalation

Defense Evasion

Modify Registry

2

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

C:\Program Files (x86)\Qlrxtz2e0\configtrzx0nnh.exe
Filesize
180KB

MD5
fe24b17cba6092bd2da1e5a172a33846

SHA1
df46ed6222eee121dd697e4ff6c7bab3d077c4cf

SHA256
cd375b3eeffbdb97aaaaa7d568e04c92ecb76d99c43894c291c31c24dd0f4e98

SHA512
ba8852dbf1cdb30fcc84b97e12b629f3229d83f2d1217ba172917059bc33e9c4227067e13e42346248f33f047cb04632599d2cdcbb96c4fff36aca028553c40b

Download Submit
C:\Program Files (x86)\Qlrxtz2e0\configtrzx0nnh.exe
Filesize
180KB

MD5
fe24b17cba6092bd2da1e5a172a33846

SHA1
df46ed6222eee121dd697e4ff6c7bab3d077c4cf

SHA256
cd375b3eeffbdb97aaaaa7d568e04c92ecb76d99c43894c291c31c24dd0f4e98

SHA512
ba8852dbf1cdb30fcc84b97e12b629f3229d83f2d1217ba172917059bc33e9c4227067e13e42346248f33f047cb04632599d2cdcbb96c4fff36aca028553c40b

Download Submit
\Users\Admin\AppData\Local\Temp\sqlite3.dll
Filesize
630KB

MD5
06b455698aba68f911c2f6d17bbefc6a

SHA1
4116e1345134012a0fc8a84b4bbf6c681621a266

SHA256
6d81a69544457d3db38f97932869e0589feed4d7249462cce7aa8b15c6c00bd2

SHA512
d64c0219933a0600702d54ca158e794b2784b1040e15d4657d87f46c091ed7ed1addcf3c46859e87c811f5c1543928596990103ae5de29a00eab7999ba7a1b3e

Download Submit
memory/908-63-0x0000000000B80000-0x0000000000E83000-memory.dmp

Filesize
3.0MB

Download
memory/908-61-0x0000000000F10000-0x0000000001004000-memory.dmp

Filesize
976KB

Download
memory/908-62-0x0000000000110000-0x000000000013D000-memory.dmp

Filesize
180KB

Download
memory/908-64-0x0000000000A50000-0x0000000000AE0000-memory.dmp

Filesize
576KB

Download
memory/908-58-0x0000000000000000-mapping.dmp

Download
memory/908-66-0x0000000000110000-0x000000000013D000-memory.dmp

Filesize
180KB

Download
memory/936-60-0x0000000000000000-mapping.dmp

Download
memory/1072-56-0x00000000001B0000-0x00000000001C1000-memory.dmp

Filesize
68KB

Download
memory/1072-54-0x00000000753E1000-0x00000000753E3000-memory.dmp

Filesize
8KB

Download
memory/1072-55-0x0000000000DA0000-0x00000000010A3000-memory.dmp

Filesize
3.0MB

Download
memory/1204-65-0x0000000004270000-0x0000000004325000-memory.dmp

Filesize
724KB

Download
memory/1204-57-0x0000000006080000-0x00000000061D3000-memory.dmp

Filesize
1.3MB

Download
memory/1204-67-0x0000000004270000-0x0000000004325000-memory.dmp

Filesize
724KB

Download
memory/1572-69-0x0000000000000000-mapping.dmp

Download
memory/1572-71-0x00000000008B0000-0x0000000000BB3000-memory.dmp

Filesize
3.0MB

Download

Resubmissions

Analysis

Sharing

General

Malware Config

Signatures

Processes

Network

MITRE ATT&CK Matrix ATT&CK v6

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Downloads