e687a95ccec40ce535d75314f7b735aa2b937c6ee1e0c0dbad339f6995101cc9

Analysis

max time kernel
94s
max time network
109s
platform
windows10-2004_x64
resource
win10v2004-20240802-en
resource tags

arch:x64arch:x86image:win10v2004-20240802-enlocale:en-usos:windows10-2004-x64system
submitted
06/08/2024, 05:32

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General

Target

658934799d868a8c738d6baf0ad6b580N.exe
Size

2.3MB
MD5

658934799d868a8c738d6baf0ad6b580
SHA1

828bb90f0c040ced924672dfe6e6a91e59a59901
SHA256

e687a95ccec40ce535d75314f7b735aa2b937c6ee1e0c0dbad339f6995101cc9
SHA512

39688322b40c84046c3ace5a03db804ea89cd0b2006ad44db1234f97dab2c32385f994378980b9209810b6bfb3622f912a4c189785caa46a2450ff4163487817
SSDEEP

49152:04bPSh4tbTChxKCnFnQXBbrtgb/iQvu0UHOr:p7Sh4t6hxvWbrtUTrUHOr

Score

7^/10

discovery persistence

Malware Config

Signatures

Checks computer location settings 2 TTPs 3 IoCs

Looks up country code configured in the registry, likely geofence.

Query Registry

T1012

System Information Discovery

T1082

description	ioc	Process
Key value queried	\REGISTRY\USER\S-1-5-21-1302416131-1437503476-2806442725-1000\Control Panel\International\Geo\Nation	@AE7465.tmp.exe
Key value queried	\REGISTRY\USER\S-1-5-21-1302416131-1437503476-2806442725-1000\Control Panel\International\Geo\Nation	WdExt.exe
Key value queried	\REGISTRY\USER\S-1-5-21-1302416131-1437503476-2806442725-1000\Control Panel\International\Geo\Nation	launch.exe

Executes dropped EXE 6 IoCs

pid	Process
4676	@AE7465.tmp.exe
3708	658934799d868a8c738d6baf0ad6b580N.exe
4964	WdExt.exe
3656	launch.exe
4036	wtmps.exe
2652	mscaps.exe

Loads dropped DLL 2 IoCs

pid	Process
4676	@AE7465.tmp.exe
4964	WdExt.exe

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\USER\S-1-5-21-1302416131-1437503476-2806442725-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\Windows Defender Extension = "\"C:\\Users\\Admin\\AppData\\Roaming\\Microsoft\\Defender\\launch.exe\""	launch.exe

Drops file in System32 directory 2 IoCs

description	ioc	Process
File created	C:\Windows\SysWOW64\mscaps.exe	wtmps.exe
File opened for modification	C:\Windows\SysWOW64\mscaps.exe	wtmps.exe

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

System Information Discovery
T1082

System Location Discovery: System Language Discovery 1 TTPs 10 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	@AE7465.tmp.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	cmd.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	WdExt.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	wtmps.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	658934799d868a8c738d6baf0ad6b580N.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	explorer.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	cmd.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	cmd.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	launch.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	cmd.exe

Suspicious behavior: EnumeratesProcesses 16 IoCs

pid	Process
4676	@AE7465.tmp.exe
4676	@AE7465.tmp.exe
4964	WdExt.exe
4964	WdExt.exe
3656	launch.exe
3656	launch.exe
3656	launch.exe
3656	launch.exe
3656	launch.exe
3656	launch.exe
3656	launch.exe
3656	launch.exe
3656	launch.exe
3656	launch.exe
3656	launch.exe
3656	launch.exe

Suspicious use of WriteProcessMemory 35 IoCs

description	pid	Process	procid_target
PID 1856 wrote to memory of 4780	1856	658934799d868a8c738d6baf0ad6b580N.exe	83
PID 1856 wrote to memory of 4780	1856	658934799d868a8c738d6baf0ad6b580N.exe	83
PID 1856 wrote to memory of 4780	1856	658934799d868a8c738d6baf0ad6b580N.exe	83
PID 1856 wrote to memory of 4780	1856	658934799d868a8c738d6baf0ad6b580N.exe	83
PID 1856 wrote to memory of 4780	1856	658934799d868a8c738d6baf0ad6b580N.exe	83
PID 4780 wrote to memory of 4676	4780	explorer.exe	87
PID 4780 wrote to memory of 4676	4780	explorer.exe	87
PID 4780 wrote to memory of 4676	4780	explorer.exe	87
PID 4780 wrote to memory of 3708	4780	explorer.exe	88
PID 4780 wrote to memory of 3708	4780	explorer.exe	88
PID 4780 wrote to memory of 3708	4780	explorer.exe	88
PID 4676 wrote to memory of 2692	4676	@AE7465.tmp.exe	89
PID 4676 wrote to memory of 2692	4676	@AE7465.tmp.exe	89
PID 4676 wrote to memory of 2692	4676	@AE7465.tmp.exe	89
PID 4676 wrote to memory of 4788	4676	@AE7465.tmp.exe	90
PID 4676 wrote to memory of 4788	4676	@AE7465.tmp.exe	90
PID 4676 wrote to memory of 4788	4676	@AE7465.tmp.exe	90
PID 2692 wrote to memory of 4964	2692	cmd.exe	93
PID 2692 wrote to memory of 4964	2692	cmd.exe	93
PID 2692 wrote to memory of 4964	2692	cmd.exe	93
PID 4964 wrote to memory of 1636	4964	WdExt.exe	94
PID 4964 wrote to memory of 1636	4964	WdExt.exe	94
PID 4964 wrote to memory of 1636	4964	WdExt.exe	94
PID 1636 wrote to memory of 3656	1636	cmd.exe	96
PID 1636 wrote to memory of 3656	1636	cmd.exe	96
PID 1636 wrote to memory of 3656	1636	cmd.exe	96
PID 3656 wrote to memory of 4300	3656	launch.exe	97
PID 3656 wrote to memory of 4300	3656	launch.exe	97
PID 3656 wrote to memory of 4300	3656	launch.exe	97
PID 4300 wrote to memory of 4036	4300	cmd.exe	99
PID 4300 wrote to memory of 4036	4300	cmd.exe	99
PID 4300 wrote to memory of 4036	4300	cmd.exe	99
PID 4036 wrote to memory of 2652	4036	wtmps.exe	100
PID 4036 wrote to memory of 2652	4036	wtmps.exe	100
PID 4036 wrote to memory of 2652	4036	wtmps.exe	100

C:\Users\Admin\AppData\Local\Temp\658934799d868a8c738d6baf0ad6b580N.exe
"C:\Users\Admin\AppData\Local\Temp\658934799d868a8c738d6baf0ad6b580N.exe"
1⤵
- System Location Discovery: System Language Discovery
- Suspicious use of WriteProcessMemory
PID:1856
- C:\Windows\SysWOW64\explorer.exe
  explorer.exe
  2⤵
  - System Location Discovery: System Language Discovery
  - Suspicious use of WriteProcessMemory
  PID:4780
- - C:\Users\Admin\AppData\Local\Temp\@AE7465.tmp.exe
    "C:\Users\Admin\AppData\Local\Temp\@AE7465.tmp.exe"
    3⤵
    - Checks computer location settings
    - Executes dropped EXE
    - Loads dropped DLL
    - System Location Discovery: System Language Discovery
    - Suspicious behavior: EnumeratesProcesses
    - Suspicious use of WriteProcessMemory
    PID:4676
  - - C:\Windows\SysWOW64\cmd.exe
      C:\Windows\system32\cmd.exe /c ""C:\Users\Admin\AppData\Roaming\Temp\Admin0.bat" "
      4⤵
      System Location Discovery: System Language Discovery
      Suspicious use of WriteProcessMemory
      PID:2692
    - - C:\Users\Admin\AppData\Roaming\Microsoft\Messenger\Extension\WdExt.exe
        
        "C:\Users\Admin\AppData\Roaming\Microsoft\Messenger\Extension\WdExt.exe"
        5⤵
        Checks computer location settings
        Executes dropped EXE
        Loads dropped DLL
        System Location Discovery: System Language Discovery
        Suspicious behavior: EnumeratesProcesses
        Suspicious use of WriteProcessMemory
        
        PID:4964
      - C:\Windows\SysWOW64\cmd.exe
        
        C:\Windows\system32\cmd.exe /c ""C:\Users\Admin\AppData\Roaming\Temp\Admin1.bat" "
        6⤵
        System Location Discovery: System Language Discovery
        Suspicious use of WriteProcessMemory
        
        PID:1636
        
        C:\Users\Admin\AppData\Roaming\Microsoft\Defender\launch.exe
        
        "C:\Users\Admin\AppData\Roaming\Microsoft\Defender\launch.exe" /i 4964
        7⤵
        Checks computer location settings
        Executes dropped EXE
        Adds Run key to start application
        System Location Discovery: System Language Discovery
        Suspicious behavior: EnumeratesProcesses
        Suspicious use of WriteProcessMemory
        
        PID:3656
        
        C:\Windows\SysWOW64\cmd.exe
        
        C:\Windows\system32\cmd.exe /c ""C:\Users\Admin\AppData\Roaming\Temp\Admin2.bat" "
        8⤵
        System Location Discovery: System Language Discovery
        Suspicious use of WriteProcessMemory
        
        PID:4300
        
        C:\Users\Admin\AppData\Local\Temp\wtmps.exe
        
        "C:\Users\Admin\AppData\Local\Temp\wtmps.exe"
        9⤵
        Executes dropped EXE
        Drops file in System32 directory
        System Location Discovery: System Language Discovery
        Suspicious use of WriteProcessMemory
        
        PID:4036
        
        C:\Windows\SysWOW64\mscaps.exe
        
        "C:\Windows\system32\mscaps.exe" /C:\Users\Admin\AppData\Local\Temp\wtmps.exe
        10⤵
        Executes dropped EXE
        
        PID:2652
  - - C:\Windows\SysWOW64\cmd.exe
      C:\Windows\system32\cmd.exe /c ""C:\Users\Admin\AppData\Roaming\Temp\Admin1.bat" "
      4⤵
      System Location Discovery: System Language Discovery
      PID:4788
- - C:\Users\Admin\AppData\Local\Temp\658934799d868a8c738d6baf0ad6b580N.exe
    "C:\Users\Admin\AppData\Local\Temp\658934799d868a8c738d6baf0ad6b580N.exe"
    3⤵
    - Executes dropped EXE
    PID:3708

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

Query Registry

T1012

System Information Discovery

T1082

System Location Discovery

T1614

System Language Discovery

T1614.001

Lateral Movement

Collection

Command and Control

Exfiltration

Impact

Replay Monitor

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Downloads

C:\Users\Admin\AppData\Local\Temp\658934799d868a8c738d6baf0ad6b580N.exe

Filesize
538KB

MD5
ddbc4e046dd79c887006cce9863aa21f

SHA1
89ea1eaad9f1758012400f6fb5501dc9d3e563bf

SHA256
7e7568595fc5843e900fc2cc1c840ae9046a0f2a4169f519a581617894b2ea2c

SHA512
aeac27937ca78d5d36c293937831b85a72caeec7a89095c19faafc33f76c3f42e4ab36cf1a9e89433845afaf238512d996555e1fa188dd599fb6395f612f8231

Download Submit
C:\Users\Admin\AppData\Local\Temp\859B.tmp

Filesize
406B

MD5
37512bcc96b2c0c0cf0ad1ed8cfae5cd

SHA1
edf7f17ce28e1c4c82207cab8ca77f2056ea545c

SHA256
27e678bf5dc82219d6edd744f0b82567a26e40f8a9dcd6487205e13058e3ed1f

SHA512
6d4252ab5aa441a76ce2127224fefcb221259ab4d39f06437b269bd6bfdaae009c8f34e9603ec734159553bc9f1359bdd70316cd426d73b171a9f17c41077641

Download Submit
C:\Users\Admin\AppData\Local\Temp\@AE7465.tmp.exe

Filesize
1.7MB

MD5
4c3d3118ad1dea55791321bebb03bb42

SHA1
2e154cd5a3bb81f6a37257488f9fc5e73496904e

SHA256
48ddf8c58db08ee2218c81098dce28290ce925580dd43764462effb60142cfb4

SHA512
c134bf36ff9ffb5e74cb508a19719d31b034038d28458cde4c803ee7a3bb80aedb6c6122ef023010f6b0305d2e549c78ec5e50f574563d5e521887f1eff8ac30

Download Submit
C:\Users\Admin\AppData\Local\Temp\tmp789B.tmp

Filesize
1.0MB

MD5
df2c63605573c2398d796370c11cb26c

SHA1
efba97e2184ba3941edb008fcc61d8873b2b1653

SHA256
07ffcde2097d0af67464907fec6a4079b92da11583013bae7d3313fa32312fe8

SHA512
d9726e33fcfa96415cc906bdb1b0e53eba674eaf30ed77d41d245c1c59aa53e222246f691d82fa3a45f049fbf23d441768f9da21370e489232770ad5ae91d32f

Download Submit
C:\Users\Admin\AppData\Local\Temp\tmp78AB.tmp

Filesize
229KB

MD5
6f90e1169d19dfde14d6f753f06c862b

SHA1
e9bca93c68d7df73d000f4a6e6eb73a343682ac5

SHA256
70a392389aecd0f58251e72c3fd7e9159f481061d14209ff8708a0fd9ff584dc

SHA512
f0c898222e9578c01ebe1befac27a3fb68d8fb6e76c7d1dec7a8572c1aa3201bacf1e69aa63859e95606790cf09962bcf7dc33b770a6846bed5bd7ded957b0b3

Download Submit
C:\Users\Admin\AppData\Local\Temp\tmp78BC.tmp

Filesize
120KB

MD5
f558c76b0376af9273717fa24d99ebbf

SHA1
f84bcece5c6138b62ef94e9d668cf26178ee14cc

SHA256
01631353726dc51bcea311dbc012572cf96775e516b1c79a2de572ef15954b7a

SHA512
2092d1e126d0420fec5fc0311d6b99762506563f4890e4049e48e2d87dde5ac3e2e2ecc986ab305de2c6ceb619f18879a69a815d3241ccf8140bc5ea00c6768d

Download Submit
C:\Users\Admin\AppData\Local\Temp\tmp78BD.tmp

Filesize
126KB

MD5
02ae22335713a8f6d6adf80bf418202b

SHA1
4c40c11f43df761b92a5745f85a799db7b389215

SHA256
ae5697f849fa48db6d3d13455c224fcf6ceb0602a1e8ac443e211dd0f32d50f4

SHA512
727d16102bfc768535b52a37e4e7b5d894f5daa268d220df108382c36dcce063afdbc31fd495a7a61305263ec4cd7e92713d894faa35b585c0b379217a1d929c

Download Submit
C:\Users\Admin\AppData\Local\Temp\tmp78BE.tmp

Filesize
89KB

MD5
09203a9741b91f3a9ed01c82dcb8778d

SHA1
13e6f3fb169cd6aa5e4d450417a7e15665a2e140

SHA256
63149ad45db380f5dd15f65d9ceb2611d53a0a66e022483bee4ce2ff7d2610e2

SHA512
9e9e6fe0dd713417d0e28ba787cf862d55ecda9ee9f3df1eada144657f6a3b6ada1984fd05a3fffcd597a9715383225a8e40b6e5d0d8d39ec0d3a64b8dea9846

Download Submit
C:\Users\Admin\AppData\Local\Temp\tmp78CF.tmp

Filesize
99KB

MD5
9a27bfb55dd768ae81ca8716db2da343

SHA1
55da0f4282bd838f72f435a5d4d24ac15b04482b

SHA256
5ec8093ef5939d1abce1c576097b584fb600b94ad767c1da897f7cb7f0063d26

SHA512
d9bb49d2f282ed09c351a1d8eb2540781e6a7fb39265473fd59d146bfc162f27a4ab1405301ed7395c12929a80551a399437d7d794d7ac48650e9037b60eb69c

Download Submit
C:\Users\Admin\AppData\Local\Temp\tmp78D0.tmp

Filesize
172KB

MD5
2634fa3a332c297711cb59d43f54ffce

SHA1
8e2b68d0ee4e792efb1945ba86eceb87f07087d2

SHA256
27c945ccb84aa024f1f063701327e829a7ef3a7ede4a43b2febbb1dddbdf8740

SHA512
84e4799b9b18a7cc7be685c793a9b4fb135ea331d1d235fe823e1d7091130f131ab2fbad1da4dea795e82547aa16b00f4e2a9faaa96cb522d795f9abfda2fc53

Download Submit
C:\Users\Admin\AppData\Local\Temp\tmp78E0.tmp

Filesize
276KB

MD5
e07c6a9e595f045fadc463dfda44ab16

SHA1
e6b199272ade02613f2003c365a4cb1487431e23

SHA256
d2fa6f9686386a92253a9c5ea25ace702a111483540b60c1300789235cea7fdc

SHA512
f3c630ae8381b99519aeeadbc2918810e7fb09a909f73ee6c46f4e9d3cf8c5051a5cf763db6a775d6cd8713ccf95a63b18df9ed756fa28276e8d7ab6a47f2cbf

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

Filesize
276KB

MD5
75c1467042b38332d1ea0298f29fb592

SHA1
f92ea770c2ddb04cf0d20914578e4c482328f0f8

SHA256
3b20c853d4ca23240cd338b8cab16f1027c540ddfe9c4ffdca1624d2f923b373

SHA512
5c47c59ad222e2597ccdf2c100853c48f022e933f44c279154346eacf9e7e6f54214ada541d43a10424035f160b56131aab206c11512a9fd6ea614fbd3160aa0

Download Submit
C:\Users\Admin\AppData\Roaming\Microsoft\Defender\launch.exe

Filesize
172KB

MD5
daac1781c9d22f5743ade0cb41feaebf

SHA1
e2549eeeea42a6892b89d354498fcaa8ffd9cac4

SHA256
6a7093440420306cf7de53421a67af8a1094771e0aab9535acbd748d08ed766c

SHA512
190a7d5291e20002f996edf1e04456bfdff8b7b2f4ef113178bd42a9e5fd89fe6d410ae2c505de0358c4f53f9654ac1caaa8634665afa6d9691640dd4ee86160

Download Submit
C:\Users\Admin\AppData\Roaming\Microsoft\Messenger\Extension\WdExt.exe

Filesize
1.7MB

MD5
fba4aa2e736a92495d39cfa4604d02da

SHA1
11c9fb1fdd418abcb9f99b8b2b70c4377e45aa8f

SHA256
da0724113ff709bb79bfb8ef8d1dd62bd1cfdcfcd08e8093090148ca702f700e

SHA512
2e6d163154c7c6525397bdf9d6537db837b6ffd6b9a306747775275e144506116fd8ecf249c66b3633dd2b83ffae58111fb5ae906b626e4eac4b54685b2f16e5

Download Submit
C:\Users\Admin\AppData\Roaming\Temp\Admin0.bat

Filesize
129B

MD5
d1073c9b34d1bbd570928734aacff6a5

SHA1
78714e24e88d50e0da8da9d303bec65b2ee6d903

SHA256
b3c704b1a728004fc5e25899d72930a7466d7628dd6ddd795b3000897dfa4020

SHA512
4f2b9330e30fcc55245dc5d12311e105b2b2b9d607fbfc4a203c69a740006f0af58d6a01e2da284575a897528da71a2e61a7321034755b78feb646c8dd12347f

Download Submit
C:\Users\Admin\AppData\Roaming\Temp\Admin1.bat

Filesize
126B

MD5
91b488adfb1e5183ac597f86ca506e47

SHA1
d12239d6c3b35d148f9470286fd4be3e35847ae8

SHA256
e58addbeca5877640cfa79f7786796c6b9af1ea6896e9cda5be9d70045906184

SHA512
fcb8e6a2c259d0cb6ca08aaa71690ff60e02a5b14bb410a2a89780748bebd6984f33370f6402e7c638b6e75547972b1d88bc52d744969ff64028de5251f1042f

Download Submit
C:\Users\Admin\AppData\Roaming\Temp\Admin1.bat

Filesize
196B

MD5
9c56412c3cc17b8f15a92f3cefbbf6b8

SHA1
7a2cb1e75403407a2c4c9134c4a5b1fdf70f20e8

SHA256
733d12d85807248bec6e19665c60709e5fe6b02d9209b84d686cd180a9bb7f4f

SHA512
09c494402133bd4acda6c1529e79237e5b41cc87e3995c55cd9c9251fb1022cd0617ef2da395fa5f97a65aace6c6adabd0c33f909aa674b4b4c07ab1678d7717

Download Submit
C:\Users\Admin\AppData\Roaming\Temp\Admin2.bat

Filesize
102B

MD5
3ca08f080a7a28416774d80552d4aa08

SHA1
0b5f0ba641204b27adac4140fd45dce4390dbf24

SHA256
4e7d460b8dc9f2c01b4c5a16fb956aced10127bc940e8039a80c6455901ea1f0

SHA512
0c64aa462ff70473ef763ec392296fe0ea59b5340c26978531a416732bc3845adf9ca7b673cb7b4ba40cc45674351206096995c43600fccbbbe64e51b6019f01

Download Submit
C:\Users\Admin\AppData\Roaming\Temp\mydll.dll

Filesize
388KB

MD5
8d7db101a7211fe3309dc4dc8cf2dd0a

SHA1
6c2781eadf53b3742d16dab2f164baf813f7ac85

SHA256
93db7c9699594caa19490280842fbebec3877278c92128b92e63d75fcd01397a

SHA512
8b139d447068519997f7bbc2c7c2fe3846b89ae1fba847258277c9ab92a93583b28fae7ffa444768929ed5852cc914c0270446cbf0bd20aca49bde6b6f809c83

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

Filesize
200KB

MD5
78d3c8705f8baf7d34e6a6737d1cfa18

SHA1
9f09e248a29311dbeefae9d85937b13da042a010

SHA256
2c4c9ec8e9291ba5c73f641af2e0c3e1bbd257ac40d9fb9d3faab7cebc978905

SHA512
9a3c3175276da58f1bc8d1138e63238c8d8ccfbfa1a8a1338e88525eca47f8d745158bb34396b7c3f25e4296be5f45a71781da33ad0bbdf7ad88a9c305b85609

Download Submit
memory/4676-17-0x0000000010000000-0x0000000010015000-memory.dmp

Filesize
84KB

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