b7cbe70c6843536da3eba3090d1f6593c511d640f289546c439fe616b7395bad

Analysis

max time kernel
172s
max time network
165s
platform
windows7_x64
resource
win7-20220812-en
resource tags

arch:x64arch:x86image:win7-20220812-enlocale:en-usos:windows7-x64system
submitted
06/12/2022, 19:09

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General

Target

b7cbe70c6843536da3eba3090d1f6593c511d640f289546c439fe616b7395bad.exe
Size

778KB
MD5

62c8830d74964a8e0596da6c628e5afc
SHA1

264dac13bfd83a02b5c0856dda6403f882a63ef2
SHA256

b7cbe70c6843536da3eba3090d1f6593c511d640f289546c439fe616b7395bad
SHA512

a3c134e3b7b476b91463efedf5570bb050d528fd64f54f0bf98fa3b68bdce880c962a7d5dd8d2084f0802eb385a70f586e5d89d127c937a5bbf5cd98817dca79
SSDEEP

12288:cu+6uRIB6yfR+1rIKAKXPWXQGhg11DxgXA8ZMG9h/MgSbvfVlW81utPp:c76rEyJYrIQFGhgXl8CG9h/M5T9l9uth

Score

9^/10

upx

Malware Config

Signatures

ACProtect 1.3x - 1.4x DLL software 3 IoCs

Detects file using ACProtect software.

resource	yara_rule
behavioral1/files/0x000b000000012311-54.dat	acprotect
behavioral1/files/0x000b000000012311-64.dat	acprotect
behavioral1/files/0x000b000000012311-65.dat	acprotect

Executes dropped EXE 1 IoCs

pid	Process
992	Honhcservice.exe

UPX packed file 8 IoCs

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

upx

resource	yara_rule
behavioral1/files/0x000b000000012311-54.dat	upx
behavioral1/files/0x000b000000012311-64.dat	upx
behavioral1/files/0x000b000000012311-65.dat	upx
behavioral1/memory/1056-71-0x0000000010000000-0x000000001012A000-memory.dmp	upx
behavioral1/memory/992-75-0x0000000010000000-0x000000001012A000-memory.dmp	upx
behavioral1/memory/1056-77-0x0000000010000000-0x000000001012A000-memory.dmp	upx
behavioral1/memory/992-79-0x0000000010000000-0x000000001012A000-memory.dmp	upx
behavioral1/memory/992-80-0x0000000010000000-0x000000001012A000-memory.dmp	upx

Deletes itself 1 IoCs

pid	Process
1380	cmd.exe

Loads dropped DLL 6 IoCs

pid	Process
1056	b7cbe70c6843536da3eba3090d1f6593c511d640f289546c439fe616b7395bad.exe
1056	b7cbe70c6843536da3eba3090d1f6593c511d640f289546c439fe616b7395bad.exe
1056	b7cbe70c6843536da3eba3090d1f6593c511d640f289546c439fe616b7395bad.exe
1056	b7cbe70c6843536da3eba3090d1f6593c511d640f289546c439fe616b7395bad.exe
992	Honhcservice.exe
992	Honhcservice.exe

Drops file in System32 directory 4 IoCs

description	ioc	Process
File created	C:\Windows\SysWOW64\Honhcservice.exe	b7cbe70c6843536da3eba3090d1f6593c511d640f289546c439fe616b7395bad.exe
File opened for modification	C:\Windows\SysWOW64\Honhcservice.exe	b7cbe70c6843536da3eba3090d1f6593c511d640f289546c439fe616b7395bad.exe
File created	C:\Windows\SysWOW64\Honhcservice.dll	Honhcservice.exe
File opened for modification	C:\Windows\SysWOW64\Honhcservice.dll	Honhcservice.exe

Drops file in Windows directory 2 IoCs

description	ioc	Process
File created	C:\Windows\Fonts\63b57ca224cef4f987fc987475f15507.dat	Honhcservice.exe
File opened for modification	C:\Windows\Fonts\63b57ca224cef4f987fc987475f15507.dat	Honhcservice.exe

Enumerates physical storage devices 1 TTPs
Attempts to interact with connected storage/optical drive(s). Likely ransomware behaviour.

System Information Discovery
T1082

Modifies Internet Explorer settings 1 TTPs 26 IoCs

adware spyware

Modify Registry

T1112

description	ioc	Process
Key created	\REGISTRY\USER\S-1-5-21-3845472200-3839195424-595303356-1000\Software\Microsoft\Internet Explorer\IETld\LowMic	IEXPLORE.EXE
Key created	\REGISTRY\USER\S-1-5-21-3845472200-3839195424-595303356-1000\Software\Microsoft\Internet Explorer\LowRegistry\DontShowMeThisDialogAgain	IEXPLORE.EXE
Key created	\REGISTRY\USER\S-1-5-21-3845472200-3839195424-595303356-1000\Software\Microsoft\Internet Explorer\Toolbar\WebBrowser	IEXPLORE.EXE
Set value (int)	\REGISTRY\USER\S-1-5-21-3845472200-3839195424-595303356-1000\Software\Microsoft\Internet Explorer\Recovery\PendingRecovery\AdminActive = "0"	IEXPLORE.EXE
Key created	\REGISTRY\USER\S-1-5-21-3845472200-3839195424-595303356-1000\Software\Microsoft\Internet Explorer\Main	IEXPLORE.EXE
Key created	\REGISTRY\USER\S-1-5-21-3845472200-3839195424-595303356-1000\Software\Microsoft\Internet Explorer\GPU	IEXPLORE.EXE
Key created	\REGISTRY\USER\S-1-5-21-3845472200-3839195424-595303356-1000\Software\Microsoft\Internet Explorer\IntelliForms	IEXPLORE.EXE
Key created	\REGISTRY\USER\S-1-5-21-3845472200-3839195424-595303356-1000\Software\Microsoft\Internet Explorer\LowRegistry	IEXPLORE.EXE
Set value (int)	\REGISTRY\USER\S-1-5-21-3845472200-3839195424-595303356-1000\Software\Microsoft\Internet Explorer\Main\CompatibilityFlags = "0"	IEXPLORE.EXE
Key created	\REGISTRY\USER\S-1-5-21-3845472200-3839195424-595303356-1000\Software\Microsoft\Internet Explorer\Main\WindowsSearch	IEXPLORE.EXE
Set value (str)	\REGISTRY\USER\S-1-5-21-3845472200-3839195424-595303356-1000\Software\Microsoft\Internet Explorer\Main\WindowsSearch\Version = "WS not running"	IEXPLORE.EXE
Key created	\REGISTRY\USER\S-1-5-21-3845472200-3839195424-595303356-1000\Software\Microsoft\Internet Explorer\Recovery\PendingRecovery	IEXPLORE.EXE
Key created	\REGISTRY\USER\S-1-5-21-3845472200-3839195424-595303356-1000\Software\Microsoft\Internet Explorer\BrowserEmulation\LowMic	IEXPLORE.EXE
Key created	\REGISTRY\USER\S-1-5-21-3845472200-3839195424-595303356-1000\Software\Microsoft\Internet Explorer\Zoom	IEXPLORE.EXE
Key created	\REGISTRY\USER\S-1-5-21-3845472200-3839195424-595303356-1000\Software\Microsoft\Internet Explorer\Recovery\AdminActive	IEXPLORE.EXE
Set value (str)	\REGISTRY\USER\S-1-5-21-3845472200-3839195424-595303356-1000\Software\Microsoft\Internet Explorer\Main\FullScreen = "no"	IEXPLORE.EXE
Set value (data)	\REGISTRY\USER\S-1-5-21-3845472200-3839195424-595303356-1000\Software\Microsoft\Internet Explorer\Main\Window_Placement = 2c0000000200000003000000ffffffffffffffffffffffffffffffff2400000024000000aa04000089020000	IEXPLORE.EXE
Key created	\REGISTRY\USER\S-1-5-21-3845472200-3839195424-595303356-1000\Software\Microsoft\Internet Explorer\Main	IEXPLORE.EXE
Key created	\REGISTRY\USER\S-1-5-21-3845472200-3839195424-595303356-1000\Software\Microsoft\Internet Explorer\DomainSuggestion	IEXPLORE.EXE
Set value (int)	\REGISTRY\USER\S-1-5-21-3845472200-3839195424-595303356-1000\Software\Microsoft\Internet Explorer\DomainSuggestion\NextUpdateDate = "124458776"	IEXPLORE.EXE
Set value (str)	\REGISTRY\USER\S-1-5-21-3845472200-3839195424-595303356-1000\Software\Microsoft\Internet Explorer\Main\Check_Associations = "NO"	Honhcservice.exe
Key created	\REGISTRY\USER\S-1-5-21-3845472200-3839195424-595303356-1000\Software\Microsoft\Internet Explorer\InternetRegistry	IEXPLORE.EXE
Key created	\REGISTRY\USER\S-1-5-21-3845472200-3839195424-595303356-1000\Software\Microsoft\Internet Explorer\LowRegistry\DOMStorage	IEXPLORE.EXE
Key created	\REGISTRY\USER\S-1-5-21-3845472200-3839195424-595303356-1000\Software\Microsoft\Internet Explorer\PageSetup	IEXPLORE.EXE
Key created	\REGISTRY\USER\S-1-5-21-3845472200-3839195424-595303356-1000\Software\Microsoft\Internet Explorer\Toolbar	IEXPLORE.EXE
Set value (int)	\REGISTRY\USER\S-1-5-21-3845472200-3839195424-595303356-1000\Software\Microsoft\Internet Explorer\Recovery\AdminActive\{C6048491-8127-11E4-AA02-6AB3F8C7EA51} = "0"	IEXPLORE.EXE

Suspicious behavior: EnumeratesProcesses 3 IoCs

pid	Process
1056	b7cbe70c6843536da3eba3090d1f6593c511d640f289546c439fe616b7395bad.exe
992	Honhcservice.exe
992	Honhcservice.exe

Suspicious use of AdjustPrivilegeToken 1 IoCs

description	pid	Process
Token: SeSystemtimePrivilege	992	Honhcservice.exe

Suspicious use of FindShellTrayWindow 1 IoCs

pid	Process
888	IEXPLORE.EXE

Suspicious use of SetWindowsHookEx 8 IoCs

pid	Process
1056	b7cbe70c6843536da3eba3090d1f6593c511d640f289546c439fe616b7395bad.exe
992	Honhcservice.exe
888	IEXPLORE.EXE
888	IEXPLORE.EXE
1312	IEXPLORE.EXE
1312	IEXPLORE.EXE
1312	IEXPLORE.EXE
1312	IEXPLORE.EXE

Suspicious use of WriteProcessMemory 17 IoCs

description	pid	Process	procid_target
PID 1056 wrote to memory of 992	1056	b7cbe70c6843536da3eba3090d1f6593c511d640f289546c439fe616b7395bad.exe	28
PID 1056 wrote to memory of 992	1056	b7cbe70c6843536da3eba3090d1f6593c511d640f289546c439fe616b7395bad.exe	28
PID 1056 wrote to memory of 992	1056	b7cbe70c6843536da3eba3090d1f6593c511d640f289546c439fe616b7395bad.exe	28
PID 1056 wrote to memory of 992	1056	b7cbe70c6843536da3eba3090d1f6593c511d640f289546c439fe616b7395bad.exe	28
PID 1056 wrote to memory of 1380	1056	b7cbe70c6843536da3eba3090d1f6593c511d640f289546c439fe616b7395bad.exe	29
PID 1056 wrote to memory of 1380	1056	b7cbe70c6843536da3eba3090d1f6593c511d640f289546c439fe616b7395bad.exe	29
PID 1056 wrote to memory of 1380	1056	b7cbe70c6843536da3eba3090d1f6593c511d640f289546c439fe616b7395bad.exe	29
PID 1056 wrote to memory of 1380	1056	b7cbe70c6843536da3eba3090d1f6593c511d640f289546c439fe616b7395bad.exe	29
PID 992 wrote to memory of 888	992	Honhcservice.exe	31
PID 992 wrote to memory of 888	992	Honhcservice.exe	31
PID 992 wrote to memory of 888	992	Honhcservice.exe	31
PID 992 wrote to memory of 888	992	Honhcservice.exe	31
PID 888 wrote to memory of 1312	888	IEXPLORE.EXE	33
PID 888 wrote to memory of 1312	888	IEXPLORE.EXE	33
PID 888 wrote to memory of 1312	888	IEXPLORE.EXE	33
PID 888 wrote to memory of 1312	888	IEXPLORE.EXE	33
PID 992 wrote to memory of 888	992	Honhcservice.exe	31

C:\Users\Admin\AppData\Local\Temp\b7cbe70c6843536da3eba3090d1f6593c511d640f289546c439fe616b7395bad.exe
"C:\Users\Admin\AppData\Local\Temp\b7cbe70c6843536da3eba3090d1f6593c511d640f289546c439fe616b7395bad.exe"
1⤵
- Loads dropped DLL
- Drops file in System32 directory
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of SetWindowsHookEx
- Suspicious use of WriteProcessMemory
PID:1056
- C:\Windows\SysWOW64\Honhcservice.exe
  C:\Windows\system32\Honhcservice.exe
  2⤵
  - Executes dropped EXE
  - Loads dropped DLL
  - Drops file in System32 directory
  - Drops file in Windows directory
  - Modifies Internet Explorer settings
  - Suspicious behavior: EnumeratesProcesses
  - Suspicious use of AdjustPrivilegeToken
  - Suspicious use of SetWindowsHookEx
  - Suspicious use of WriteProcessMemory
  PID:992
- - C:\Program Files\Internet Explorer\IEXPLORE.EXE
    "C:\Program Files\Internet Explorer\IEXPLORE.EXE" -nohome
    3⤵
    - Modifies Internet Explorer settings
    - Suspicious use of FindShellTrayWindow
    - Suspicious use of SetWindowsHookEx
    - Suspicious use of WriteProcessMemory
    PID:888
  - - C:\Program Files (x86)\Internet Explorer\IEXPLORE.EXE
      "C:\Program Files (x86)\Internet Explorer\IEXPLORE.EXE" SCODEF:888 CREDAT:275457 /prefetch:2
      4⤵
      Modifies Internet Explorer settings
      Suspicious use of SetWindowsHookEx
      PID:1312
- C:\Windows\SysWOW64\cmd.exe
  cmd /c c:\del_b.bat
  2⤵
  - Deletes itself
  PID:1380

Network

MITRE ATT&CK Enterprise v6

Initial Access

Execution

Persistence

Privilege Escalation

Defense Evasion

Modify Registry

T1112

Credential Access

Discovery

System Information Discovery

T1082

Lateral Movement

Collection

Command and Control

Exfiltration

Impact

Replay Monitor

Loading Replay Monitor...

Downloads

C:\Users\Admin\AppData\Local\Temp\E_4\Exmlrpc.fne

Filesize
72KB

MD5
f79ee77a4f30401507e6f54a61598f58

SHA1
7f3ef4945f621ed2880ff5a10a126957b2011a17

SHA256
cf8e29720823eb114fbc3018569a7296ed3e6fcd6c4897f50c5c6e0e98d0b3f8

SHA512
26ccde784b06c46f60fb5a105c806c4d9dc1497fd79d39728fbcfa869d470ca2ba018b0665f3cbc05019fb0766dac2eb1084a6fdce2f9aaaae881beb09dd3739

Download Submit
C:\Users\Admin\AppData\Local\Temp\E_4\dp1.fne

Filesize
124KB

MD5
a062fbf36321864ac8e7e2e408ff0d90

SHA1
8cc46a09096eb373e5e01d7547f108eb09bbac9d

SHA256
249a27ede8d0fbd3e5dd89b9150d1215c7ae1dc2f137db5a67cee44e6b5c0431

SHA512
2ddb24f7f9a6f6b17b4ac3a5e0b4cfe9424a710ef34c7918754bcd4acff8ff41e043c2e8ab829da42d2e4a80cc45b59f309253833ba3d7329ba79d7fc7128819

Download Submit
C:\Users\Admin\AppData\Local\Temp\E_4\krnln.fnr

Filesize
406KB

MD5
c3807c0338c0d375f810afb236cb7200

SHA1
92522e6145c0eaa35716afd575eea2e6c3c729d3

SHA256
5e4972260a7130a96c353ababbdd887e0e2431f0388b8368357527d2311584dc

SHA512
ac3bb279c3a599df315d1bba8c65398fb1f8ddde06e5e558dd533bfa4216c0b45f91624586e8584d2b2879f6b9885599f2abf74d5125ca0f1ca4f74242de2668

Download Submit
C:\Windows\SysWOW64\Honhcservice.exe

Filesize
778KB

MD5
62c8830d74964a8e0596da6c628e5afc

SHA1
264dac13bfd83a02b5c0856dda6403f882a63ef2

SHA256
b7cbe70c6843536da3eba3090d1f6593c511d640f289546c439fe616b7395bad

SHA512
a3c134e3b7b476b91463efedf5570bb050d528fd64f54f0bf98fa3b68bdce880c962a7d5dd8d2084f0802eb385a70f586e5d89d127c937a5bbf5cd98817dca79

Download Submit
C:\Windows\SysWOW64\Honhcservice.exe

Filesize
778KB

MD5
62c8830d74964a8e0596da6c628e5afc

SHA1
264dac13bfd83a02b5c0856dda6403f882a63ef2

SHA256
b7cbe70c6843536da3eba3090d1f6593c511d640f289546c439fe616b7395bad

SHA512
a3c134e3b7b476b91463efedf5570bb050d528fd64f54f0bf98fa3b68bdce880c962a7d5dd8d2084f0802eb385a70f586e5d89d127c937a5bbf5cd98817dca79

Download Submit
\??\c:\del_b.bat

Filesize
266B

MD5
5fc2b518cd1d46c69ac421bc72d85628

SHA1
e672455ffa657bcb7a272324342af6e7c4fa148a

SHA256
2dd3d0fe01d628daa41676ed06e447e8c6d081c7bf87325d4679169a0c1c664a

SHA512
b586818151d44a768bda7dfe7808560dd5e1e6756149f834526df401e91d22ae305f286f4467916d93a215a32323bf2476c19f68777f692b2d70869f69a0b210

Download Submit
\Users\Admin\AppData\Local\Temp\E_4\dp1.fne

Filesize
124KB

MD5
a062fbf36321864ac8e7e2e408ff0d90

SHA1
8cc46a09096eb373e5e01d7547f108eb09bbac9d

SHA256
249a27ede8d0fbd3e5dd89b9150d1215c7ae1dc2f137db5a67cee44e6b5c0431

SHA512
2ddb24f7f9a6f6b17b4ac3a5e0b4cfe9424a710ef34c7918754bcd4acff8ff41e043c2e8ab829da42d2e4a80cc45b59f309253833ba3d7329ba79d7fc7128819

Download Submit
\Users\Admin\AppData\Local\Temp\E_4\dp1.fne

Filesize
124KB

MD5
a062fbf36321864ac8e7e2e408ff0d90

SHA1
8cc46a09096eb373e5e01d7547f108eb09bbac9d

SHA256
249a27ede8d0fbd3e5dd89b9150d1215c7ae1dc2f137db5a67cee44e6b5c0431

SHA512
2ddb24f7f9a6f6b17b4ac3a5e0b4cfe9424a710ef34c7918754bcd4acff8ff41e043c2e8ab829da42d2e4a80cc45b59f309253833ba3d7329ba79d7fc7128819

Download Submit
\Users\Admin\AppData\Local\Temp\E_4\krnln.fnr

Filesize
406KB

MD5
c3807c0338c0d375f810afb236cb7200

SHA1
92522e6145c0eaa35716afd575eea2e6c3c729d3

SHA256
5e4972260a7130a96c353ababbdd887e0e2431f0388b8368357527d2311584dc

SHA512
ac3bb279c3a599df315d1bba8c65398fb1f8ddde06e5e558dd533bfa4216c0b45f91624586e8584d2b2879f6b9885599f2abf74d5125ca0f1ca4f74242de2668

Download Submit
\Users\Admin\AppData\Local\Temp\E_4\krnln.fnr

Filesize
406KB

MD5
c3807c0338c0d375f810afb236cb7200

SHA1
92522e6145c0eaa35716afd575eea2e6c3c729d3

SHA256
5e4972260a7130a96c353ababbdd887e0e2431f0388b8368357527d2311584dc

SHA512
ac3bb279c3a599df315d1bba8c65398fb1f8ddde06e5e558dd533bfa4216c0b45f91624586e8584d2b2879f6b9885599f2abf74d5125ca0f1ca4f74242de2668

Download Submit
\Windows\SysWOW64\Honhcservice.exe

Filesize
778KB

MD5
62c8830d74964a8e0596da6c628e5afc

SHA1
264dac13bfd83a02b5c0856dda6403f882a63ef2

SHA256
b7cbe70c6843536da3eba3090d1f6593c511d640f289546c439fe616b7395bad

SHA512
a3c134e3b7b476b91463efedf5570bb050d528fd64f54f0bf98fa3b68bdce880c962a7d5dd8d2084f0802eb385a70f586e5d89d127c937a5bbf5cd98817dca79

Download Submit
\Windows\SysWOW64\Honhcservice.exe

Filesize
778KB

MD5
62c8830d74964a8e0596da6c628e5afc

SHA1
264dac13bfd83a02b5c0856dda6403f882a63ef2

SHA256
b7cbe70c6843536da3eba3090d1f6593c511d640f289546c439fe616b7395bad

SHA512
a3c134e3b7b476b91463efedf5570bb050d528fd64f54f0bf98fa3b68bdce880c962a7d5dd8d2084f0802eb385a70f586e5d89d127c937a5bbf5cd98817dca79

Download Submit
memory/992-74-0x0000000000400000-0x0000000000448000-memory.dmp

Filesize
288KB

Download
memory/992-80-0x0000000010000000-0x000000001012A000-memory.dmp

Filesize
1.2MB

Download
memory/992-79-0x0000000010000000-0x000000001012A000-memory.dmp

Filesize
1.2MB

Download
memory/992-69-0x0000000001E10000-0x0000000001E31000-memory.dmp

Filesize
132KB

Download
memory/992-75-0x0000000010000000-0x000000001012A000-memory.dmp

Filesize
1.2MB

Download
memory/1056-71-0x0000000010000000-0x000000001012A000-memory.dmp

Filesize
1.2MB

Download
memory/1056-73-0x0000000001EE0000-0x0000000001F28000-memory.dmp

Filesize
288KB

Download
memory/1056-72-0x0000000001EE0000-0x0000000001F28000-memory.dmp

Filesize
288KB

Download
memory/1056-77-0x0000000010000000-0x000000001012A000-memory.dmp

Filesize
1.2MB

Download
memory/1056-55-0x0000000075E31000-0x0000000075E33000-memory.dmp

Filesize
8KB

Download
memory/1056-70-0x0000000000400000-0x0000000000448000-memory.dmp

Filesize
288KB

Download
memory/1056-57-0x0000000000250000-0x0000000000271000-memory.dmp

Filesize
132KB

Download