cd73d31ee068c816c07974ea31e685501d0d7dc464d9f8e2ccd347f38f14b0a6

Analysis

max time kernel
142s
max time network
120s
platform
windows7_x64
resource
win7-20231129-en
resource tags

arch:x64arch:x86image:win7-20231129-enlocale:en-usos:windows7-x64system
submitted
31-12-2023 04:38

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General

Target

cd73d31ee068c816c07974ea31e685501d0d7dc464d9f8e2ccd347f38f14b0a6.exe
Size

209KB
MD5

405a0661788e1d5758d5deee5630f5e9
SHA1

11a340ad45508afd012a5de55db66fa64c1f4346
SHA256

cd73d31ee068c816c07974ea31e685501d0d7dc464d9f8e2ccd347f38f14b0a6
SHA512

804811a083df44e33c67a461d4232b524460ad4a512b3f08f0665fa93c3b0d830bd5770e661120a87639ed9b7e9b293457894bd78c93b575197ddc97547e7993
SSDEEP

3072:RftffjmNXb2SNKt/CQywzDL8M5JJDhfRtHRl74DF4ODoMWpTav7Fi:ZVfjmNKAKt/CBwzDHO7cpTavR

Score

7^/10

Malware Config

Signatures

Deletes itself 1 IoCs

pid	Process
1048	cmd.exe

Executes dropped EXE 2 IoCs

pid	Process
3008	Logo1_.exe
2684	cd73d31ee068c816c07974ea31e685501d0d7dc464d9f8e2ccd347f38f14b0a6.exe

Loads dropped DLL 1 IoCs

pid	Process
1048	cmd.exe

Enumerates connected drives 3 TTPs 21 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)	\??\G:	Logo1_.exe
File opened (read-only)	\??\Z:	Logo1_.exe
File opened (read-only)	\??\U:	Logo1_.exe
File opened (read-only)	\??\N:	Logo1_.exe
File opened (read-only)	\??\M:	Logo1_.exe
File opened (read-only)	\??\I:	Logo1_.exe
File opened (read-only)	\??\X:	Logo1_.exe
File opened (read-only)	\??\V:	Logo1_.exe
File opened (read-only)	\??\R:	Logo1_.exe
File opened (read-only)	\??\J:	Logo1_.exe
File opened (read-only)	\??\Y:	Logo1_.exe
File opened (read-only)	\??\S:	Logo1_.exe
File opened (read-only)	\??\O:	Logo1_.exe
File opened (read-only)	\??\K:	Logo1_.exe
File opened (read-only)	\??\H:	Logo1_.exe
File opened (read-only)	\??\E:	Logo1_.exe
File opened (read-only)	\??\W:	Logo1_.exe
File opened (read-only)	\??\T:	Logo1_.exe
File opened (read-only)	\??\Q:	Logo1_.exe
File opened (read-only)	\??\P:	Logo1_.exe
File opened (read-only)	\??\L:	Logo1_.exe

Drops file in Program Files directory 64 IoCs

description	ioc	Process
File created	C:\Program Files\VideoLAN\VLC\locale\as_IN\LC_MESSAGES\_desktop.ini	Logo1_.exe
File created	C:\Program Files\Windows Sidebar\Gadgets\Calendar.Gadget\it-IT\js\_desktop.ini	Logo1_.exe
File created	C:\Program Files (x86)\Microsoft Office\Office14\Groove\ToolData\groove.net\GrooveForms3\FormsStyles\SoftBlue\_desktop.ini	Logo1_.exe
File opened for modification	C:\Program Files (x86)\Windows Sidebar\Gadgets\Calendar.Gadget\de-DE\_desktop.ini	Logo1_.exe
File opened for modification	C:\Program Files\Java\jdk1.7.0_80\lib\missioncontrol\plugins\com.jrockit.mc.rjmx_5.5.0.165303\lib\_desktop.ini	Logo1_.exe
File created	C:\Program Files\Windows Sidebar\Gadgets\CPU.Gadget\de-DE\css\_desktop.ini	Logo1_.exe
File created	C:\Program Files (x86)\Microsoft Visual Studio 8\VSTA\_desktop.ini	Logo1_.exe
File created	C:\Program Files\VideoLAN\VLC\locale\my\LC_MESSAGES\_desktop.ini	Logo1_.exe
File opened for modification	C:\Program Files (x86)\Common Files\microsoft shared\VBA\VBA7\1033\_desktop.ini	Logo1_.exe
File opened for modification	C:\Program Files\Java\jre7\_desktop.ini	Logo1_.exe
File opened for modification	C:\Program Files\VideoLAN\VLC\vlc-cache-gen.exe	Logo1_.exe
File opened for modification	C:\Program Files\Windows Sidebar\Gadgets\Clock.Gadget\es-ES\css\_desktop.ini	Logo1_.exe
File created	C:\Program Files\Windows Sidebar\Gadgets\CPU.Gadget\it-IT\css\_desktop.ini	Logo1_.exe
File opened for modification	C:\Program Files\Windows Sidebar\Gadgets\CPU.Gadget\ja-JP\css\_desktop.ini	Logo1_.exe
File opened for modification	C:\Program Files (x86)\Windows Sidebar\Gadgets\Clock.Gadget\es-ES\js\_desktop.ini	Logo1_.exe
File opened for modification	C:\Program Files\Microsoft Games\More Games\es-ES\_desktop.ini	Logo1_.exe
File opened for modification	C:\Program Files\Windows Defender\MpCmdRun.exe	Logo1_.exe
File opened for modification	C:\Program Files\Java\jdk1.7.0_80\lib\visualvm\visualvm\modules\_desktop.ini	Logo1_.exe
File created	C:\Program Files (x86)\Microsoft Office\Office14\1033\GrooveForms5\FormsStyles\Solutions\_desktop.ini	Logo1_.exe
File opened for modification	C:\Program Files (x86)\Windows Media Player\wmlaunch.exe	Logo1_.exe
File created	C:\Program Files\Microsoft Games\FreeCell\_desktop.ini	Logo1_.exe
File created	C:\Program Files\VideoLAN\VLC\skins\_desktop.ini	Logo1_.exe
File created	C:\Program Files\Windows Photo Viewer\fr-FR\_desktop.ini	Logo1_.exe
File created	C:\Program Files (x86)\Common Files\microsoft shared\Smart Tag\1033\_desktop.ini	Logo1_.exe
File created	C:\Program Files\Java\jre7\lib\zi\America\North_Dakota\_desktop.ini	Logo1_.exe
File opened for modification	C:\Program Files (x86)\Windows Photo Viewer\ja-JP\_desktop.ini	Logo1_.exe
File created	C:\Program Files (x86)\Windows Sidebar\Gadgets\Currency.Gadget\ja-JP\_desktop.ini	Logo1_.exe
File opened for modification	C:\Program Files (x86)\Common Files\microsoft shared\THEMES14\RIPPLE\_desktop.ini	Logo1_.exe
File created	C:\Program Files (x86)\Microsoft Office\Office14\Groove\ToolData\groove.net\GrooveForms4\FormsStyles\_desktop.ini	Logo1_.exe
File opened for modification	C:\Program Files\VideoLAN\VLC\plugins\video_chroma\_desktop.ini	Logo1_.exe
File opened for modification	C:\Program Files\Windows Sidebar\Gadgets\Calendar.Gadget\it-IT\_desktop.ini	Logo1_.exe
File created	C:\Program Files\Windows Sidebar\Gadgets\RSSFeeds.Gadget\en-US\_desktop.ini	Logo1_.exe
File created	C:\Program Files\VideoLAN\VLC\plugins\spu\_desktop.ini	Logo1_.exe
File created	C:\Program Files (x86)\Microsoft Office\Office14\ADDINS\_desktop.ini	Logo1_.exe
File created	C:\Program Files (x86)\Windows Sidebar\Gadgets\PicturePuzzle.Gadget\de-DE\_desktop.ini	Logo1_.exe
File created	C:\Program Files\Windows Sidebar\Gadgets\PicturePuzzle.Gadget\ja-JP\css\_desktop.ini	Logo1_.exe
File created	C:\Program Files (x86)\Common Files\microsoft shared\VSTA\Pipeline.v10.0\Contracts\_desktop.ini	Logo1_.exe
File opened for modification	C:\Program Files (x86)\Google\Update\1.3.36.151\GoogleUpdateOnDemand.exe	Logo1_.exe
File created	C:\Program Files (x86)\Microsoft Synchronization Services\ADO.NET\_desktop.ini	Logo1_.exe
File opened for modification	C:\Program Files (x86)\Windows Sidebar\Gadgets\Currency.Gadget\es-ES\css\_desktop.ini	Logo1_.exe
File opened for modification	C:\Program Files (x86)\Common Files\microsoft shared\THEMES14\ECHO\_desktop.ini	Logo1_.exe
File created	C:\Program Files (x86)\Common Files\microsoft shared\THEMES14\EXPEDITN\_desktop.ini	Logo1_.exe
File created	C:\Program Files\Java\jdk1.7.0_80\lib\missioncontrol\plugins\com.jrockit.mc.console.ui.notification_5.5.0.165303\icons\_desktop.ini	Logo1_.exe
File created	C:\Program Files\Microsoft Games\Mahjong\es-ES\_desktop.ini	Logo1_.exe
File created	C:\Program Files\VideoLAN\VLC\locale\am\LC_MESSAGES\_desktop.ini	Logo1_.exe
File created	C:\Program Files\Windows Mail\de-DE\_desktop.ini	Logo1_.exe
File opened for modification	C:\Program Files (x86)\Windows Photo Viewer\fr-FR\_desktop.ini	Logo1_.exe
File opened for modification	C:\Program Files (x86)\Microsoft Sync Framework\_desktop.ini	Logo1_.exe
File opened for modification	C:\Program Files\7-Zip\7z.exe	Logo1_.exe
File opened for modification	C:\Program Files\Java\jdk1.7.0_80\jre\lib\zi\America\Kentucky\_desktop.ini	Logo1_.exe
File opened for modification	C:\Program Files\VideoLAN\VLC\locale\he\_desktop.ini	Logo1_.exe
File opened for modification	C:\Program Files\Windows Sidebar\Gadgets\Currency.Gadget\ja-JP\_desktop.ini	Logo1_.exe
File opened for modification	C:\Program Files\Reference Assemblies\Microsoft\Framework\v3.5\RedistList\_desktop.ini	Logo1_.exe
File created	C:\Program Files (x86)\Microsoft Office\Office14\FORMS\1033\_desktop.ini	Logo1_.exe
File opened for modification	C:\Program Files\VideoLAN\VLC\locale\si\_desktop.ini	Logo1_.exe
File opened for modification	C:\Program Files\Windows Sidebar\Gadgets\SlideShow.Gadget\fr-FR\js\_desktop.ini	Logo1_.exe
File opened for modification	C:\Program Files (x86)\Google\Update\1.3.36.151\GoogleCrashHandler.exe	Logo1_.exe
File opened for modification	C:\Program Files (x86)\Google\Update\Offline\_desktop.ini	Logo1_.exe
File created	C:\Program Files (x86)\Windows Sidebar\Gadgets\Weather.Gadget\it-IT\_desktop.ini	Logo1_.exe
File created	C:\Program Files (x86)\Windows Sidebar\Gadgets\SlideShow.Gadget\es-ES\css\_desktop.ini	Logo1_.exe
File created	C:\Program Files\VideoLAN\VLC\locale\tl\_desktop.ini	Logo1_.exe
File opened for modification	C:\Program Files (x86)\Adobe\Reader 9.0\Reader\plug_ins3d\_desktop.ini	Logo1_.exe
File opened for modification	C:\Program Files (x86)\Common Files\microsoft shared\DW\_desktop.ini	Logo1_.exe
File opened for modification	C:\Program Files (x86)\Google\Update\Install\{1187FFC4-7B4C-4060-83CA-88C53EC9AD16}\_desktop.ini	Logo1_.exe

Drops file in Windows directory 4 IoCs

description	ioc	Process
File created	C:\Windows\rundl132.exe	cd73d31ee068c816c07974ea31e685501d0d7dc464d9f8e2ccd347f38f14b0a6.exe
File created	C:\Windows\Logo1_.exe	cd73d31ee068c816c07974ea31e685501d0d7dc464d9f8e2ccd347f38f14b0a6.exe
File opened for modification	C:\Windows\rundl132.exe	Logo1_.exe
File created	C:\Windows\vDll.dll	Logo1_.exe

Runs net.exe

Suspicious behavior: EnumeratesProcesses 10 IoCs

pid	Process
3008	Logo1_.exe
3008	Logo1_.exe
3008	Logo1_.exe
3008	Logo1_.exe
3008	Logo1_.exe
3008	Logo1_.exe
3008	Logo1_.exe
3008	Logo1_.exe
3008	Logo1_.exe
3008	Logo1_.exe

Suspicious use of WriteProcessMemory 22 IoCs

description	pid	Process	procid_target
PID 2916 wrote to memory of 1048	2916	cd73d31ee068c816c07974ea31e685501d0d7dc464d9f8e2ccd347f38f14b0a6.exe	14
PID 2916 wrote to memory of 1048	2916	cd73d31ee068c816c07974ea31e685501d0d7dc464d9f8e2ccd347f38f14b0a6.exe	14
PID 2916 wrote to memory of 1048	2916	cd73d31ee068c816c07974ea31e685501d0d7dc464d9f8e2ccd347f38f14b0a6.exe	14
PID 2916 wrote to memory of 1048	2916	cd73d31ee068c816c07974ea31e685501d0d7dc464d9f8e2ccd347f38f14b0a6.exe	14
PID 2916 wrote to memory of 3008	2916	cd73d31ee068c816c07974ea31e685501d0d7dc464d9f8e2ccd347f38f14b0a6.exe	20
PID 2916 wrote to memory of 3008	2916	cd73d31ee068c816c07974ea31e685501d0d7dc464d9f8e2ccd347f38f14b0a6.exe	20
PID 2916 wrote to memory of 3008	2916	cd73d31ee068c816c07974ea31e685501d0d7dc464d9f8e2ccd347f38f14b0a6.exe	20
PID 2916 wrote to memory of 3008	2916	cd73d31ee068c816c07974ea31e685501d0d7dc464d9f8e2ccd347f38f14b0a6.exe	20
PID 3008 wrote to memory of 948	3008	Logo1_.exe	19
PID 3008 wrote to memory of 948	3008	Logo1_.exe	19
PID 3008 wrote to memory of 948	3008	Logo1_.exe	19
PID 3008 wrote to memory of 948	3008	Logo1_.exe	19
PID 948 wrote to memory of 2664	948	net.exe	16
PID 948 wrote to memory of 2664	948	net.exe	16
PID 948 wrote to memory of 2664	948	net.exe	16
PID 948 wrote to memory of 2664	948	net.exe	16
PID 1048 wrote to memory of 2684	1048	cmd.exe	15
PID 1048 wrote to memory of 2684	1048	cmd.exe	15
PID 1048 wrote to memory of 2684	1048	cmd.exe	15
PID 1048 wrote to memory of 2684	1048	cmd.exe	15
PID 3008 wrote to memory of 1344	3008	Logo1_.exe	26
PID 3008 wrote to memory of 1344	3008	Logo1_.exe	26

C:\Windows\SysWOW64\cmd.exe
cmd /c C:\Users\Admin\AppData\Local\Temp\$$a780.bat
1⤵
- Deletes itself
- Loads dropped DLL
- Suspicious use of WriteProcessMemory
PID:1048
- C:\Users\Admin\AppData\Local\Temp\cd73d31ee068c816c07974ea31e685501d0d7dc464d9f8e2ccd347f38f14b0a6.exe
  "C:\Users\Admin\AppData\Local\Temp\cd73d31ee068c816c07974ea31e685501d0d7dc464d9f8e2ccd347f38f14b0a6.exe"
  2⤵
  - Executes dropped EXE
  PID:2684

C:\Windows\SysWOW64\net1.exe
C:\Windows\system32\net1 stop "Kingsoft AntiVirus Service"
1⤵
PID:2664

C:\Windows\SysWOW64\net.exe
net stop "Kingsoft AntiVirus Service"
1⤵
- Suspicious use of WriteProcessMemory
PID:948

C:\Windows\Logo1_.exe
C:\Windows\Logo1_.exe
1⤵
- Executes dropped EXE
- Enumerates connected drives
- Drops file in Program Files directory
- Drops file in Windows directory
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of WriteProcessMemory
PID:3008

C:\Users\Admin\AppData\Local\Temp\cd73d31ee068c816c07974ea31e685501d0d7dc464d9f8e2ccd347f38f14b0a6.exe
"C:\Users\Admin\AppData\Local\Temp\cd73d31ee068c816c07974ea31e685501d0d7dc464d9f8e2ccd347f38f14b0a6.exe"
1⤵
- Drops file in Windows directory
- Suspicious use of WriteProcessMemory
PID:2916

C:\Windows\Explorer.EXE
C:\Windows\Explorer.EXE
1⤵
PID:1344

Network

MITRE ATT&CK Enterprise v15

Reconnaissance

Resource Development

Initial Access

Execution

Persistence

Privilege Escalation

Defense Evasion

Credential Access

Discovery

Peripheral Device Discovery

T1120

Query Registry

T1012

System Information Discovery

T1082

Lateral Movement

Collection

Command and Control

Exfiltration

Impact

Replay Monitor

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Downloads

C:\Program Files (x86)\Google\Update\1.3.36.151\GoogleUpdateCore.exe

Filesize
251KB

MD5
22243913f6f3f43a9783d9507502feef

SHA1
70646c3cabc5de5ff0c1c899530bb28e3bdb0e32

SHA256
8ee32093f71f58d09dd5fca9d1163b5e3137e7e236e136bf966855af742c70a8

SHA512
bd38965591aaedd8486fe9a74ba7c945a35990de0c201f398c6a0c97da3c44e9f803498448f98848104a6c4b806cf232c9184257c95bf49e1f709638a6eab43b

Download Submit
C:\Users\Admin\AppData\Local\Temp\$$a780.bat

Filesize
721B

MD5
c86dfc7371e5b046b7828e41f8c83958

SHA1
c2e5a00dd6a82b4d35a978e8409090d3d9416afd

SHA256
13e8d1afa7b0cdb994f1224e8a0a918cb594f8b307cdf527274ff8b564735664

SHA512
6ed40748cacddd8aa9ac5033a1017541fc5234988b6b99be157c7fbd389326eeb862e033cae3686dfa24d8c59913db567abc9e6412e5c8fa66a467c87b8bfb6d

Download Submit
C:\Users\Admin\AppData\Local\Temp\cd73d31ee068c816c07974ea31e685501d0d7dc464d9f8e2ccd347f38f14b0a6.exe

Filesize
93KB

MD5
66eb67102ea7f080c49ceb03f20553e7

SHA1
042ba17ff656e925630ac98ae3d32c08be670ab2

SHA256
705799c07f6a47b975cb754fd74564968197c0484c9843c244907f016d35b540

SHA512
d91bed58e0983278962f000f46362a47e3ab9cbe20abadaae619f30d99f1c66cebb137f0e2c5bcf1af5d74579740aaa1d2481953bd9105df01f8e693253c189c

Download Submit
C:\Windows\rundl132.exe

Filesize
26KB

MD5
f9e6e2b10236731c92beb834f2015421

SHA1
2ae694b9bf662a8eada79a37898a8f974f2adfb6

SHA256
4fd7b2f72cd533415bd61a541bf40384f22bd3aeaae8666131eb7b6509f7efd0

SHA512
9d0d2570445fc48b2bbb926aed818ea71e186935c2480014ae32de7fd38a4b02ddf33869affecb2588be07b447e13362df6858b55acc63659a6de9ad3b70099a

Download Submit
\Users\Admin\AppData\Local\Temp\cd73d31ee068c816c07974ea31e685501d0d7dc464d9f8e2ccd347f38f14b0a6.exe

Filesize
183KB

MD5
4d0ffdf38e0fed9b7ab5005adae722a4

SHA1
9770186a8195de2a3f63363308f35209f8a359b2

SHA256
21f10a13497344b35022afc7adc00329ce64ae031989ae182dc7ce20ede4c4e5

SHA512
029b725ac2a949fe50403c9362c308cb549644bc517083267f0d1dbbe1ae7f4d4d3e66d59289a99123fcc5b5db2854b47656f67482304acf6be15a64c37641d8

Download Submit
memory/1344-33-0x0000000002ED0000-0x0000000002ED1000-memory.dmp

Filesize
4KB

Download
memory/2684-51-0x0000000002020000-0x0000000002060000-memory.dmp

Filesize
256KB

Download
memory/2684-31-0x0000000000650000-0x0000000000670000-memory.dmp

Filesize
128KB

Download
memory/2684-36-0x0000000074230000-0x000000007491E000-memory.dmp

Filesize
6.9MB

Download
memory/2684-37-0x0000000002020000-0x0000000002060000-memory.dmp

Filesize
256KB

Download
memory/2684-28-0x0000000000350000-0x0000000000384000-memory.dmp

Filesize
208KB

Download
memory/2684-29-0x0000000074230000-0x000000007491E000-memory.dmp

Filesize
6.9MB

Download
memory/2684-30-0x0000000002020000-0x0000000002060000-memory.dmp

Filesize
256KB

Download
memory/2916-0-0x0000000000400000-0x0000000000434000-memory.dmp

Filesize
208KB

Download
memory/2916-16-0x0000000000220000-0x0000000000254000-memory.dmp

Filesize
208KB

Download
memory/2916-15-0x0000000000400000-0x0000000000434000-memory.dmp

Filesize
208KB

Download
memory/3008-3316-0x0000000000400000-0x0000000000434000-memory.dmp

Filesize
208KB

Download
memory/3008-35-0x0000000000400000-0x0000000000434000-memory.dmp

Filesize
208KB

Download
memory/3008-50-0x0000000000400000-0x0000000000434000-memory.dmp

Filesize
208KB

Download
memory/3008-21-0x0000000000400000-0x0000000000434000-memory.dmp

Filesize
208KB

Download
memory/3008-97-0x0000000000400000-0x0000000000434000-memory.dmp

Filesize
208KB

Download
memory/3008-103-0x0000000000400000-0x0000000000434000-memory.dmp

Filesize
208KB

Download
memory/3008-1855-0x0000000000400000-0x0000000000434000-memory.dmp

Filesize
208KB

Download
memory/3008-44-0x0000000000400000-0x0000000000434000-memory.dmp

Filesize
208KB

Download