53e8b8cf9f1bf5e7cd2a4acae139375861fe892bab1672cfaa538829e755ec93

Analysis

max time kernel
118s
max time network
118s
platform
windows7_x64
resource
win7-20240704-en
resource tags

arch:x64arch:x86image:win7-20240704-enlocale:en-usos:windows7-x64system
submitted
20/08/2024, 15:52

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General

Target

51bd9100778403dc0f688e75ba809470N.exe
Size

3.8MB
MD5

51bd9100778403dc0f688e75ba809470
SHA1

d2d9e000255570eace6e2e14c5edf444ee6a8859
SHA256

53e8b8cf9f1bf5e7cd2a4acae139375861fe892bab1672cfaa538829e755ec93
SHA512

f24ca80454a5084a62ad8d280da0a36789c3a9ba244dbf299724b14dc4257e1fb53839809dec914520fea08a7f90002835bc6e1255b73410cda0f9c8653b692c
SSDEEP

24576:S145qTz/lh3Qh3OXuaq4gTDZrIiEu8Ck5yX7SYzNTU1UEhtviD5:S1KqD6dZ4gTDZ/8JCSYNTSUEral

Score

7^/10

discovery persistence upx

Malware Config

Signatures

Executes dropped EXE 1 IoCs

pid	Process
2836	WQL.EXE

Loads dropped DLL 2 IoCs

pid	Process
2632	51bd9100778403dc0f688e75ba809470N.exe
2632	51bd9100778403dc0f688e75ba809470N.exe

UPX packed file 6 IoCs

Detects executables packed with UPX/modified UPX open source packer.

upx

resource	yara_rule
behavioral1/memory/2632-0-0x0000000000400000-0x0000000000824000-memory.dmp	upx
behavioral1/files/0x0007000000016d39-10.dat	upx
behavioral1/files/0x0008000000012115-20.dat	upx
behavioral1/memory/2632-34-0x0000000000400000-0x0000000000824000-memory.dmp	upx
behavioral1/memory/2836-33-0x0000000000400000-0x0000000000824000-memory.dmp	upx
behavioral1/memory/2836-29-0x0000000000400000-0x0000000000824000-memory.dmp	upx

Adds Run key to start application 2 TTPs 1 IoCs

persistence

Registry Run Keys / Startup Folder

T1547.001

Modify Registry

T1112

description	ioc	Process
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Windows\CurrentVersion\Run\IYEEY.EXE = "C:\\Program Files (x86)\\IYEEY.EXE"	51bd9100778403dc0f688e75ba809470N.exe

Enumerates connected drives 3 TTPs 34 IoCs

Attempts to read the root path of hard drives other than the default C: drive.

Query Registry

T1012

Peripheral Device Discovery

T1120

System Information Discovery

T1082

description	ioc	Process
File opened (read-only)	\??\E:	51bd9100778403dc0f688e75ba809470N.exe
File opened (read-only)	\??\N:	51bd9100778403dc0f688e75ba809470N.exe
File opened (read-only)	\??\K:	WQL.EXE
File opened (read-only)	\??\M:	WQL.EXE
File opened (read-only)	\??\N:	WQL.EXE
File opened (read-only)	\??\S:	WQL.EXE
File opened (read-only)	\??\U:	WQL.EXE
File opened (read-only)	\??\G:	51bd9100778403dc0f688e75ba809470N.exe
File opened (read-only)	\??\J:	51bd9100778403dc0f688e75ba809470N.exe
File opened (read-only)	\??\Q:	51bd9100778403dc0f688e75ba809470N.exe
File opened (read-only)	\??\G:	WQL.EXE
File opened (read-only)	\??\H:	WQL.EXE
File opened (read-only)	\??\J:	WQL.EXE
File opened (read-only)	\??\O:	WQL.EXE
File opened (read-only)	\??\L:	51bd9100778403dc0f688e75ba809470N.exe
File opened (read-only)	\??\P:	51bd9100778403dc0f688e75ba809470N.exe
File opened (read-only)	\??\R:	51bd9100778403dc0f688e75ba809470N.exe
File opened (read-only)	\??\S:	51bd9100778403dc0f688e75ba809470N.exe
File opened (read-only)	\??\E:	WQL.EXE
File opened (read-only)	\??\P:	WQL.EXE
File opened (read-only)	\??\V:	51bd9100778403dc0f688e75ba809470N.exe
File opened (read-only)	\??\Q:	WQL.EXE
File opened (read-only)	\??\H:	51bd9100778403dc0f688e75ba809470N.exe
File opened (read-only)	\??\T:	51bd9100778403dc0f688e75ba809470N.exe
File opened (read-only)	\??\L:	WQL.EXE
File opened (read-only)	\??\V:	WQL.EXE
File opened (read-only)	\??\I:	51bd9100778403dc0f688e75ba809470N.exe
File opened (read-only)	\??\K:	51bd9100778403dc0f688e75ba809470N.exe
File opened (read-only)	\??\M:	51bd9100778403dc0f688e75ba809470N.exe
File opened (read-only)	\??\R:	WQL.EXE
File opened (read-only)	\??\O:	51bd9100778403dc0f688e75ba809470N.exe
File opened (read-only)	\??\U:	51bd9100778403dc0f688e75ba809470N.exe
File opened (read-only)	\??\I:	WQL.EXE
File opened (read-only)	\??\T:	WQL.EXE

Drops file in Program Files directory 7 IoCs

description	ioc	Process
File created	C:\Program Files\TITV.EXE	WQL.EXE
File created	C:\Program Files (x86)\DCOQH.EXE	51bd9100778403dc0f688e75ba809470N.exe
File created	C:\Program Files (x86)\XTVLV.EXE	51bd9100778403dc0f688e75ba809470N.exe
File created	C:\Program Files (x86)\PJZUX.EXE	51bd9100778403dc0f688e75ba809470N.exe
File opened for modification	C:\Program Files (x86)\PJZUX.EXE	51bd9100778403dc0f688e75ba809470N.exe
File created	C:\Program Files (x86)\IYEEY.EXE	51bd9100778403dc0f688e75ba809470N.exe
File opened for modification	C:\Program Files (x86)\IYEEY.EXE	51bd9100778403dc0f688e75ba809470N.exe

System Location Discovery: System Language Discovery 1 TTPs 2 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	WQL.EXE
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	51bd9100778403dc0f688e75ba809470N.exe

Modifies registry class 32 IoCs

description	ioc	Process
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\inffile\shell\open\command	51bd9100778403dc0f688e75ba809470N.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\QQQ.file\shell\open\command	WQL.EXE
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\QQQfile\shell\open\command\ = "C:\\Program Files (x86)\\PJZUX.EXE \"%1\""	51bd9100778403dc0f688e75ba809470N.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\txtfile	WQL.EXE
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\QQQ.file\shell\open	51bd9100778403dc0f688e75ba809470N.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\QQQfile\shell\open\command\ = "C:\\Program Files (x86)\\XTVLV.EXE \"%1\""	51bd9100778403dc0f688e75ba809470N.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\QQQfile	51bd9100778403dc0f688e75ba809470N.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\QQQfile	WQL.EXE
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\txtfile\shell\open\command\ = "C:\\$Recycle.Bin\\QHS.EXE %1"	51bd9100778403dc0f688e75ba809470N.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\QQQfile\shell\open\command	51bd9100778403dc0f688e75ba809470N.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\QQQfile\shell\open\command	WQL.EXE
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\inffile\shell\open	WQL.EXE
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\QQQ.file\shell\open\command	51bd9100778403dc0f688e75ba809470N.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\QQQ.file\shell\open	WQL.EXE
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\txtfile\shell	WQL.EXE
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\QQQ.file\shell	WQL.EXE
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\QQQfile\shell	WQL.EXE
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\inffile\shell	WQL.EXE
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\QQQ.file\shell\open\command\ = "C:\\$Recycle.Bin\\QHS.EXE %1"	51bd9100778403dc0f688e75ba809470N.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\inffile\shell\open\command\ = "C:\\Program Files (x86)\\PJZUX.EXE %1"	51bd9100778403dc0f688e75ba809470N.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\QQQfile\shell	51bd9100778403dc0f688e75ba809470N.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\QQQfile\shell\open	51bd9100778403dc0f688e75ba809470N.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\QQQfile\shell\open\command\ = "C:\\Program Files (x86)\\IYEEY.EXE \"%1\" %*"	51bd9100778403dc0f688e75ba809470N.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\txtfile\shell\open\command	WQL.EXE
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\QQQfile\shell\open	WQL.EXE
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\inffile\shell\open\command	WQL.EXE
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\txtfile\shell\open\command	51bd9100778403dc0f688e75ba809470N.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\QQQ.file\shell	51bd9100778403dc0f688e75ba809470N.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\inffile	WQL.EXE
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\QQQ.file	WQL.EXE
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\QQQ.file	51bd9100778403dc0f688e75ba809470N.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\txtfile\shell\open	WQL.EXE

Suspicious use of WriteProcessMemory 4 IoCs

description	pid	Process	procid_target
PID 2632 wrote to memory of 2836	2632	51bd9100778403dc0f688e75ba809470N.exe	30
PID 2632 wrote to memory of 2836	2632	51bd9100778403dc0f688e75ba809470N.exe	30
PID 2632 wrote to memory of 2836	2632	51bd9100778403dc0f688e75ba809470N.exe	30
PID 2632 wrote to memory of 2836	2632	51bd9100778403dc0f688e75ba809470N.exe	30

C:\Users\Admin\AppData\Local\Temp\51bd9100778403dc0f688e75ba809470N.exe
"C:\Users\Admin\AppData\Local\Temp\51bd9100778403dc0f688e75ba809470N.exe"
1⤵
- Loads dropped DLL
- Adds Run key to start application
- Enumerates connected drives
- Drops file in Program Files directory
- System Location Discovery: System Language Discovery
- Modifies registry class
- Suspicious use of WriteProcessMemory
PID:2632
- C:\$Recycle.Bin\WQL.EXE
  C:\$Recycle.Bin\WQL.EXE
  2⤵
  - Executes dropped EXE
  - Enumerates connected drives
  - Drops file in Program Files directory
  - System Location Discovery: System Language Discovery
  - Modifies registry class
  PID:2836

Network

MITRE ATT&CK Enterprise v15

Reconnaissance

Resource Development

Initial Access

Execution

Persistence

Boot or Logon Autostart Execution

T1547

Registry Run Keys / Startup Folder

T1547.001

Privilege Escalation

Boot or Logon Autostart Execution

T1547

Registry Run Keys / Startup Folder

T1547.001

Defense Evasion

Modify Registry

T1112

Credential Access

Discovery

Peripheral Device Discovery

T1120

Query Registry

T1012

System Information Discovery

T1082

System Location Discovery

T1614

System Language Discovery

T1614.001

Lateral Movement

Collection

Command and Control

Exfiltration

Impact

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Downloads

C:\Program Files (x86)\XTVLV.EXE

Filesize
3.8MB

MD5
d2a9563bd2fb20d9739436b056837bca

SHA1
5f03a62b36efc3524a44c32e47dc7878c8f95713

SHA256
ac1cb3f40dd1a8c398f644e8adae0798eeab0fd91e3564867c8708222c605261

SHA512
85e72a5e1ca324cadea60f1ecab06ccdbc5ea2fe53a46c07177cce001844a0c78e57c1f72d60049be032f301094e1d58422a1c1e1318f23aab7a3333bdc5bc59

Download Submit
\$Recycle.Bin\WQL.EXE

Filesize
3.8MB

MD5
d8bd4136f7710b6b53cf896273fa0f03

SHA1
4d4467bc86518d94d53876326b859cb8fa657775

SHA256
94943365784f52d9fd613c48ecd252adf208bc08e86c4c1d522db69a21fc8183

SHA512
243e6e0997b5dbf1268c34e19ceea0a6283fb80c3efdf122382fe10d24ec1571845ec130019f38230670242ae2e9d409712136dc1c012d79ba4a5f38d0724da7

Download Submit
memory/2632-5-0x0000000000220000-0x0000000000221000-memory.dmp

Filesize
4KB

Download
memory/2632-0-0x0000000000400000-0x0000000000824000-memory.dmp

Filesize
4.1MB

Download
memory/2632-26-0x0000000003270000-0x0000000003694000-memory.dmp

Filesize
4.1MB

Download
memory/2632-34-0x0000000000400000-0x0000000000824000-memory.dmp

Filesize
4.1MB

Download
memory/2836-33-0x0000000000400000-0x0000000000824000-memory.dmp

Filesize
4.1MB

Download
memory/2836-30-0x0000000000320000-0x0000000000321000-memory.dmp

Filesize
4KB

Download
memory/2836-29-0x0000000000400000-0x0000000000824000-memory.dmp

Filesize
4.1MB

Download

Analysis

Sharing

General

Malware Config

Signatures

Processes

Network

MITRE ATT&CK Enterprise v15

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Downloads