a30c050d5c41a945070a45ed9b547fe0d9def41a86a09cb6ca600382faf64099

Analysis

max time kernel
150s
max time network
125s
platform
windows10-2004_x64
resource
win10v2004-20241007-en
resource tags

arch:x64arch:x86image:win10v2004-20241007-enlocale:en-usos:windows10-2004-x64system
submitted
17/10/2024, 12:15

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General

Target

winever_ev700.exe
Size

1.6MB
MD5

dce481dc793735312c681fffc636bfde
SHA1

e4d5d2f32b01ceaea685b7b286e27c75baeafaf9
SHA256

2a37a0585e7f61c3e3a6f49b0db10b6b23bc6fbf7d41b814f292200e6be33019
SHA512

2fd8fbb95b63903ec64bcfc9576e6f9b93b475983985aad8f523ae37355d3156f362c16817231ddc70aefa70fa2adeecd8d55eb1c7619d1547ccc4b7cb92f262
SSDEEP

24576:r+PSzUFt8Vzw8y9/gRxxCuAmI+EQrmVln5sgxUd52WujzNYttloMZiZMfg8+QS3L:qyitJ8LT8QEQrmpGDVujxuEMZiFznL

Score

7^/10

discovery

Malware Config

Signatures

Executes dropped EXE 5 IoCs

pid	Process
396	winext.exe
3612	winesru.exe
3540	winesrv.exe
4076	winever.exe
3548	winesru.exe

Loads dropped DLL 19 IoCs

pid	Process
4176	winever_ev700.exe
4176	winever_ev700.exe
4176	winever_ev700.exe
4176	winever_ev700.exe
4176	winever_ev700.exe
4176	winever_ev700.exe
4176	winever_ev700.exe
4176	winever_ev700.exe
4176	winever_ev700.exe
4176	winever_ev700.exe
4176	winever_ev700.exe
4176	winever_ev700.exe
4176	winever_ev700.exe
4176	winever_ev700.exe
4176	winever_ev700.exe
4176	winever_ev700.exe
4176	winever_ev700.exe
4176	winever_ev700.exe
4176	winever_ev700.exe

Checks installed software on the system 1 TTPs
Looks up Uninstall key entries in the registry to enumerate software on the system.
discovery

Query Registry
T1012

Drops file in Program Files directory 7 IoCs

description	ioc	Process
File opened for modification	C:\Program Files (x86)\Windows Everlive\winesru.exe	winext.exe
File opened for modification	C:\Program Files (x86)\Windows Everlive\winesrv.exe	winext.exe
File opened for modification	C:\Program Files (x86)\Windows Everlive\winext.exe	winever_ev700.exe
File created	C:\Program Files (x86)\Windows Everlive\uninstall.exe	winever_ev700.exe
File created	C:\Program Files (x86)\Windows Everlive\winext.exe	winever_ev700.exe
File opened for modification	C:\Program Files (x86)\Windows Everlive\winever.exe	winext.exe
File opened for modification	C:\Program Files (x86)\Windows Everlive\winesrp.exe	winext.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 6 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	winesrv.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	winever.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	winesru.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	winever_ev700.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	winext.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	winesru.exe

Suspicious behavior: EnumeratesProcesses 6 IoCs

pid	Process
4176	winever_ev700.exe
4176	winever_ev700.exe
4176	winever_ev700.exe
4176	winever_ev700.exe
4176	winever_ev700.exe
4176	winever_ev700.exe

Suspicious behavior: GetForegroundWindowSpam 1 IoCs

pid	Process
4076	winever.exe

Suspicious use of SetWindowsHookEx 3 IoCs

pid	Process
3612	winesru.exe
3548	winesru.exe
4076	winever.exe

Suspicious use of WriteProcessMemory 12 IoCs

description	pid	Process	procid_target
PID 4176 wrote to memory of 396	4176	winever_ev700.exe	87
PID 4176 wrote to memory of 396	4176	winever_ev700.exe	87
PID 4176 wrote to memory of 396	4176	winever_ev700.exe	87
PID 4176 wrote to memory of 3612	4176	winever_ev700.exe	88
PID 4176 wrote to memory of 3612	4176	winever_ev700.exe	88
PID 4176 wrote to memory of 3612	4176	winever_ev700.exe	88
PID 3540 wrote to memory of 4076	3540	winesrv.exe	92
PID 3540 wrote to memory of 4076	3540	winesrv.exe	92
PID 3540 wrote to memory of 4076	3540	winesrv.exe	92
PID 3540 wrote to memory of 3548	3540	winesrv.exe	93
PID 3540 wrote to memory of 3548	3540	winesrv.exe	93
PID 3540 wrote to memory of 3548	3540	winesrv.exe	93

C:\Users\Admin\AppData\Local\Temp\winever_ev700.exe
"C:\Users\Admin\AppData\Local\Temp\winever_ev700.exe"
1⤵
- Loads dropped DLL
- Drops file in Program Files directory
- System Location Discovery: System Language Discovery
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of WriteProcessMemory
PID:4176
- C:\Program Files (x86)\Windows Everlive\winext.exe
  "C:\Program Files (x86)\Windows Everlive\winext.exe" "-ext"
  2⤵
  - Executes dropped EXE
  - Drops file in Program Files directory
  - System Location Discovery: System Language Discovery
  PID:396
- C:\Program Files (x86)\Windows Everlive\winesru.exe
  "C:\Program Files (x86)\Windows Everlive\winesru.exe" "-i=winever_ev700.exe"
  2⤵
  - Executes dropped EXE
  - System Location Discovery: System Language Discovery
  - Suspicious use of SetWindowsHookEx
  PID:3612

C:\Program Files (x86)\Windows Everlive\winesrv.exe
"C:\Program Files (x86)\Windows Everlive\winesrv.exe"
1⤵
- Executes dropped EXE
- System Location Discovery: System Language Discovery
- Suspicious use of WriteProcessMemory
PID:3540
- C:\Program Files (x86)\Windows Everlive\winever.exe
  "C:\Program Files (x86)\Windows Everlive\winever.exe"
  2⤵
  - Executes dropped EXE
  - System Location Discovery: System Language Discovery
  - Suspicious behavior: GetForegroundWindowSpam
  - Suspicious use of SetWindowsHookEx
  PID:4076
- C:\Program Files (x86)\Windows Everlive\winesru.exe
  "C:\Program Files (x86)\Windows Everlive\winesru.exe" -u
  2⤵
  - Executes dropped EXE
  - System Location Discovery: System Language Discovery
  - Suspicious use of SetWindowsHookEx
  PID:3548

Network

MITRE ATT&CK Enterprise v15

Reconnaissance

Resource Development

Initial Access

Execution

Persistence

Privilege Escalation

Defense Evasion

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:\Program Files (x86)\Windows Everlive\winesru.exe

Filesize
299KB

MD5
36f630e4832633011a332f4b6821333d

SHA1
ff31fea68035f66242d65cc8199f5ea30bff6713

SHA256
02d6cdb5a94c25e287fa6b4ee695988d440af9875ac4269fa9f4dc0c09252964

SHA512
6acbbae3418ba0eaa039a6bd8af8fa2d26723c343c6ce2bdea5d5822ccf7c83bca355176be11452fff51876e1a63b0848ff3f73850163dc823cc4cd4b21c65d6

Download Submit
C:\Program Files (x86)\Windows Everlive\winesrv.exe

Filesize
86KB

MD5
51d540f3169d9dfe53ab17033cb04ca4

SHA1
bb8a17ceda1e9ce986b49830e3bb0e2c77ec4cb3

SHA256
e1ecd3e5d0c05cafbc61d27b544f519d3c9a43641bfbc797441e45317dce2b31

SHA512
65a233c5f8c789f789d964a87fceee7bd7c6b9f55b83d1774604f35051d65d2f1e6d11b6df464a0a2f21f326f2a90ea63d5b8eb446b89e5320a054d0c4337034

Download Submit
C:\Program Files (x86)\Windows Everlive\winever.exe

Filesize
828KB

MD5
8a96dacdca2da31d8bf88947e6cebccf

SHA1
0ba771b6a7a7f10b29d63cc2d035bab1c2dca331

SHA256
c5710657969271b47039e88a3cf1bb0cf4394c4ff024a909c14b14b6982255b3

SHA512
dc8506922ae4d2379ce0c977e2acb06b72f7fad3f5ea789c7f5adfe13a64ee0f6044780685738bde46eea8c96e3162ccd2385bdd55210457820c010d2f4789c9

Download Submit
C:\Program Files (x86)\Windows Everlive\winext.exe

Filesize
1.4MB

MD5
8b3e99a0c6b84dd104eb673923a1d542

SHA1
a5b095c0b87bfcc7cbc1e72c43b2b7682f885aaf

SHA256
b7870b98eb389e00f7926b2651415bc03d475526a05f117648ec54846b26ebac

SHA512
dc44f86844627d993dcf2530294062d50da016fe3e8623b20074d1910acd14a77f2d07cc03b85fc7e46a690583937df1f51d2c0130a395e3d6b4a8d3a56940e7

Download Submit
C:\Users\Admin\AppData\Local\Temp\nsrD65C.tmp\Processes.dll

Filesize
140KB

MD5
3c3cda1dabf094f7be067e1d69342d57

SHA1
95bc35eaefd13a3f19783df87111a545395c3e27

SHA256
bb65cb9dba34680beaacf9c644cd3eff3ea79b674d00ed215835d4c3e0ae621c

SHA512
b35b8be0a190f88193818e16ea1354ec792047d38d93d16753d639353e3cb2edecacb41eb10418e55c26479f9a6e2145ed9055429ebccaf43e91e3f9f85bb82f

Download Submit
C:\Users\Admin\AppData\Local\Temp\nsrD65C.tmp\SimpleSC.dll

Filesize
61KB

MD5
859a019ff8cd23433bb0f6147773680c

SHA1
81cf2c41259ff5abc898ee31c3d67d6c0d26d506

SHA256
eab581d0ba757ff654dacd3349593ebd5aab632f46167ede10111c4ad50156e8

SHA512
50aa51d6f9827575cfd004e33ba4f4d17f2b24956bbdb861948419e80be4db20cda6beb6f43d3921cf9e512a61662290e037ebcdc275da7319fbc53907007ff1

Download Submit
C:\Users\Admin\AppData\Local\Temp\nsrD65C.tmp\System.dll

Filesize
11KB

MD5
c17103ae9072a06da581dec998343fc1

SHA1
b72148c6bdfaada8b8c3f950e610ee7cf1da1f8d

SHA256
dc58d8ad81cacb0c1ed72e33bff8f23ea40b5252b5bb55d393a0903e6819ae2f

SHA512
d32a71aaef18e993f28096d536e41c4d016850721b31171513ce28bbd805a54fd290b7c3e9d935f72e676a1acfb4f0dcc89d95040a0dd29f2b6975855c18986f

Download Submit
C:\Users\Admin\AppData\Local\Temp\nsrD65C.tmp\WinOS.dll

Filesize
44KB

MD5
d1590cb1b028642d102e1d83a2416c6d

SHA1
1019074325a97d3e441b42c88cbfbff117c91b07

SHA256
6f172dcd874d8aacad8d111d6b5296273fe9b568df472f429c046148303b164d

SHA512
1280e38d48132cae8614e1327ae285b40dd4bbc37c0c5bb4425af1794fbc3f690b8dd09221e16729795fa39b6d4e7f199a15b63a068e600ebbb0ec7952db9aea

Download Submit
memory/4076-94-0x0000000000400000-0x00000000004D4000-memory.dmp

Filesize
848KB

Download
memory/4076-92-0x0000000000400000-0x00000000004D4000-memory.dmp

Filesize
848KB

Download
memory/4176-18-0x0000000002C10000-0x0000000002C23000-memory.dmp

Filesize
76KB

Download
memory/4176-33-0x0000000002C10000-0x0000000002C35000-memory.dmp

Filesize
148KB

Download
memory/4176-10-0x0000000002C10000-0x0000000002C1C000-memory.dmp

Filesize
48KB

Download