Analysis
- max time kernel
149s - max time network
152s - platform
windows11-21h2_x64 - resource
win11-20240611-en - resource tags
arch:x64arch:x86image:win11-20240611-enlocale:en-usos:windows11-21h2-x64system - submitted
18/06/2024, 15:38
Static task
static1
1 signatures
Behavioral task
behavioral1
Sample
bcb57ec36ff0262e26b8ea1f2830c4bc38c1f9a6eeeffb239abc3b2df36c6be7.exe
Resource
win10v2004-20240508-en
8 signatures
150 seconds
General
- Target bcb57ec36ff0262e26b8ea1f2830c4bc38c1f9a6eeeffb239abc3b2df36c6be7.exe
- Size 491KB
- Sample240618-s263fazcqa
- SHA256 bcb57ec36ff0262e26b8ea1f2830c4bc38c1f9a6eeeffb239abc3b2df36c6be7
- MD5 47eea220ea4fcbee8b99fd995076138d
- SHA1 e50d1cf42715b097491df3b6125a04d3eeeeef88
- SHA512 4b6d58a2283a8ce1c6f38e2ff7050c4bed6d742f3cce2b62263ea4622cd2dd4fe9bc88be897c616334362f9ceb4c497de4b20daca1e1750f6d809d903a20cb44
- SSDEEP 6144:FLkRFur4Xi7w0GhfkolvNx3LKQU96KqswmbEb3sZIMnx4nmXl5Az:FUuEX6w0cfNJNlLtwr4LEIMnynN
- MD5 SHA1 SHA512 SSDEEP
Malware Config
Extracted
Family
-
amadey
Version
-
4.19
Botnet
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8fc809
C2
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http://nudump.com
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http://otyt.ru
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http://selltix.org
Attributes
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install_dir
b739b37d80
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install_file
Dctooux.exe
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strings_key
65bac8d4c26069c29f1fd276f7af33f3
-
url_paths
/forum/index.php
/forum2/index.php
/forum3/index.php
rc4.plain
Signatures
- Executes dropped EXE 3 IoCs
pid Process 3564 Dctooux.exe 4364 Dctooux.exe 3916 Dctooux.exe - Drops file in Windows directory 1 IoCs
description ioc Process File created C:\Windows\Tasks\Dctooux.job bcb57ec36ff0262e26b8ea1f2830c4bc38c1f9a6eeeffb239abc3b2df36c6be7.exe - Enumerates physical storage devices 1 TTPs
Attempts to interact with connected storage/optical drive(s).
- Program crash 30 IoCs
pid pid_target Process procid_target 3744 4204 WerFault.exe 76 560 4204 WerFault.exe 76 3388 4204 WerFault.exe 76 540 4204 WerFault.exe 76 2916 4204 WerFault.exe 76 4708 4204 WerFault.exe 76 2908 4204 WerFault.exe 76 3604 4204 WerFault.exe 76 4084 4204 WerFault.exe 76 2944 4204 WerFault.exe 76 3400 3564 WerFault.exe 96 4172 3564 WerFault.exe 96 2328 3564 WerFault.exe 96 4916 3564 WerFault.exe 96 2224 3564 WerFault.exe 96 1316 3564 WerFault.exe 96 2848 3564 WerFault.exe 96 3128 3564 WerFault.exe 96 5076 3564 WerFault.exe 96 4420 3564 WerFault.exe 96 4092 3564 WerFault.exe 96 3312 3564 WerFault.exe 96 1700 3564 WerFault.exe 96 4904 3564 WerFault.exe 96 3380 3564 WerFault.exe 96 3804 3564 WerFault.exe 96 2140 3564 WerFault.exe 96 1220 4364 WerFault.exe 133 2420 3916 WerFault.exe 136 2316 3564 WerFault.exe 96 - Suspicious use of FindShellTrayWindow 1 IoCs
pid Process 4204 bcb57ec36ff0262e26b8ea1f2830c4bc38c1f9a6eeeffb239abc3b2df36c6be7.exe - Suspicious use of WriteProcessMemory 3 IoCs
description pid Process procid_target PID 4204 wrote to memory of 3564 4204 bcb57ec36ff0262e26b8ea1f2830c4bc38c1f9a6eeeffb239abc3b2df36c6be7.exe 96 PID 4204 wrote to memory of 3564 4204 bcb57ec36ff0262e26b8ea1f2830c4bc38c1f9a6eeeffb239abc3b2df36c6be7.exe 96 PID 4204 wrote to memory of 3564 4204 bcb57ec36ff0262e26b8ea1f2830c4bc38c1f9a6eeeffb239abc3b2df36c6be7.exe 96
Processes
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C:\Users\Admin\AppData\Local\Temp\bcb57ec36ff0262e26b8ea1f2830c4bc38c1f9a6eeeffb239abc3b2df36c6be7.exe"C:\Users\Admin\AppData\Local\Temp\bcb57ec36ff0262e26b8ea1f2830c4bc38c1f9a6eeeffb239abc3b2df36c6be7.exe"1⤵
- Drops file in Windows directory
- Suspicious use of FindShellTrayWindow
- Suspicious use of WriteProcessMemory
PID:4204 -
C:\Windows\SysWOW64\WerFault.exeC:\Windows\SysWOW64\WerFault.exe -u -p 4204 -s 7762⤵
- Program crash
PID:3744
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C:\Windows\SysWOW64\WerFault.exeC:\Windows\SysWOW64\WerFault.exe -u -p 4204 -s 8122⤵
- Program crash
PID:560
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C:\Windows\SysWOW64\WerFault.exeC:\Windows\SysWOW64\WerFault.exe -u -p 4204 -s 8762⤵
- Program crash
PID:3388
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C:\Windows\SysWOW64\WerFault.exeC:\Windows\SysWOW64\WerFault.exe -u -p 4204 -s 9442⤵
- Program crash
PID:540
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C:\Windows\SysWOW64\WerFault.exeC:\Windows\SysWOW64\WerFault.exe -u -p 4204 -s 9402⤵
- Program crash
PID:2916
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C:\Windows\SysWOW64\WerFault.exeC:\Windows\SysWOW64\WerFault.exe -u -p 4204 -s 9682⤵
- Program crash
PID:4708
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C:\Windows\SysWOW64\WerFault.exeC:\Windows\SysWOW64\WerFault.exe -u -p 4204 -s 9402⤵
- Program crash
PID:2908
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C:\Windows\SysWOW64\WerFault.exeC:\Windows\SysWOW64\WerFault.exe -u -p 4204 -s 10842⤵
- Program crash
PID:3604
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C:\Windows\SysWOW64\WerFault.exeC:\Windows\SysWOW64\WerFault.exe -u -p 4204 -s 11322⤵
- Program crash
PID:4084
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C:\Users\Admin\AppData\Local\Temp\b739b37d80\Dctooux.exe"C:\Users\Admin\AppData\Local\Temp\b739b37d80\Dctooux.exe"2⤵
- Executes dropped EXE
PID:3564 -
C:\Windows\SysWOW64\WerFault.exeC:\Windows\SysWOW64\WerFault.exe -u -p 3564 -s 5883⤵
- Program crash
PID:3400
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C:\Windows\SysWOW64\WerFault.exeC:\Windows\SysWOW64\WerFault.exe -u -p 3564 -s 6323⤵
- Program crash
PID:4172
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C:\Windows\SysWOW64\WerFault.exeC:\Windows\SysWOW64\WerFault.exe -u -p 3564 -s 6523⤵
- Program crash
PID:2328
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C:\Windows\SysWOW64\WerFault.exeC:\Windows\SysWOW64\WerFault.exe -u -p 3564 -s 6803⤵
- Program crash
PID:4916
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C:\Windows\SysWOW64\WerFault.exeC:\Windows\SysWOW64\WerFault.exe -u -p 3564 -s 6363⤵
- Program crash
PID:2224
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C:\Windows\SysWOW64\WerFault.exeC:\Windows\SysWOW64\WerFault.exe -u -p 3564 -s 7483⤵
- Program crash
PID:1316
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C:\Windows\SysWOW64\WerFault.exeC:\Windows\SysWOW64\WerFault.exe -u -p 3564 -s 9003⤵
- Program crash
PID:2848
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C:\Windows\SysWOW64\WerFault.exeC:\Windows\SysWOW64\WerFault.exe -u -p 3564 -s 9323⤵
- Program crash
PID:3128
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C:\Windows\SysWOW64\WerFault.exeC:\Windows\SysWOW64\WerFault.exe -u -p 3564 -s 9723⤵
- Program crash
PID:5076
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C:\Windows\SysWOW64\WerFault.exeC:\Windows\SysWOW64\WerFault.exe -u -p 3564 -s 9923⤵
- Program crash
PID:4420
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C:\Windows\SysWOW64\WerFault.exeC:\Windows\SysWOW64\WerFault.exe -u -p 3564 -s 10003⤵
- Program crash
PID:4092
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C:\Windows\SysWOW64\WerFault.exeC:\Windows\SysWOW64\WerFault.exe -u -p 3564 -s 10683⤵
- Program crash
PID:3312
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C:\Windows\SysWOW64\WerFault.exeC:\Windows\SysWOW64\WerFault.exe -u -p 3564 -s 10723⤵
- Program crash
PID:1700
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C:\Windows\SysWOW64\WerFault.exeC:\Windows\SysWOW64\WerFault.exe -u -p 3564 -s 14523⤵
- Program crash
PID:4904
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C:\Windows\SysWOW64\WerFault.exeC:\Windows\SysWOW64\WerFault.exe -u -p 3564 -s 14243⤵
- Program crash
PID:3380
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C:\Windows\SysWOW64\WerFault.exeC:\Windows\SysWOW64\WerFault.exe -u -p 3564 -s 13763⤵
- Program crash
PID:3804
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C:\Windows\SysWOW64\WerFault.exeC:\Windows\SysWOW64\WerFault.exe -u -p 3564 -s 15163⤵
- Program crash
PID:2140
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C:\Windows\SysWOW64\WerFault.exeC:\Windows\SysWOW64\WerFault.exe -u -p 3564 -s 9043⤵
- Program crash
PID:2316
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C:\Windows\SysWOW64\WerFault.exeC:\Windows\SysWOW64\WerFault.exe -u -p 4204 -s 12842⤵
- Program crash
PID:2944
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C:\Windows\SysWOW64\WerFault.exeC:\Windows\SysWOW64\WerFault.exe -pss -s 408 -p 4204 -ip 42041⤵PID:1740
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C:\Windows\SysWOW64\WerFault.exeC:\Windows\SysWOW64\WerFault.exe -pss -s 464 -p 4204 -ip 42041⤵PID:2320
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C:\Windows\SysWOW64\WerFault.exeC:\Windows\SysWOW64\WerFault.exe -pss -s 524 -p 4204 -ip 42041⤵PID:2924
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C:\Windows\SysWOW64\WerFault.exeC:\Windows\SysWOW64\WerFault.exe -pss -s 516 -p 4204 -ip 42041⤵PID:8
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C:\Windows\SysWOW64\WerFault.exeC:\Windows\SysWOW64\WerFault.exe -pss -s 432 -p 4204 -ip 42041⤵PID:4596
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C:\Windows\SysWOW64\WerFault.exeC:\Windows\SysWOW64\WerFault.exe -pss -s 528 -p 4204 -ip 42041⤵PID:4132
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C:\Windows\SysWOW64\WerFault.exeC:\Windows\SysWOW64\WerFault.exe -pss -s 552 -p 4204 -ip 42041⤵PID:3528
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C:\Windows\SysWOW64\WerFault.exeC:\Windows\SysWOW64\WerFault.exe -pss -s 560 -p 4204 -ip 42041⤵PID:4844
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C:\Windows\SysWOW64\WerFault.exeC:\Windows\SysWOW64\WerFault.exe -pss -s 560 -p 4204 -ip 42041⤵PID:2212
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C:\Windows\SysWOW64\WerFault.exeC:\Windows\SysWOW64\WerFault.exe -pss -s 572 -p 4204 -ip 42041⤵PID:1100
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C:\Windows\SysWOW64\WerFault.exeC:\Windows\SysWOW64\WerFault.exe -pss -s 572 -p 3564 -ip 35641⤵PID:1528
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C:\Windows\SysWOW64\WerFault.exeC:\Windows\SysWOW64\WerFault.exe -pss -s 604 -p 3564 -ip 35641⤵PID:3432
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C:\Windows\SysWOW64\WerFault.exeC:\Windows\SysWOW64\WerFault.exe -pss -s 588 -p 3564 -ip 35641⤵PID:2928
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C:\Windows\SysWOW64\WerFault.exeC:\Windows\SysWOW64\WerFault.exe -pss -s 588 -p 3564 -ip 35641⤵PID:2476
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C:\Windows\SysWOW64\WerFault.exeC:\Windows\SysWOW64\WerFault.exe -pss -s 660 -p 3564 -ip 35641⤵PID:2172
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C:\Windows\SysWOW64\WerFault.exeC:\Windows\SysWOW64\WerFault.exe -pss -s 676 -p 3564 -ip 35641⤵PID:756
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C:\Windows\SysWOW64\WerFault.exeC:\Windows\SysWOW64\WerFault.exe -pss -s 672 -p 3564 -ip 35641⤵PID:2892
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C:\Windows\SysWOW64\WerFault.exeC:\Windows\SysWOW64\WerFault.exe -pss -s 672 -p 3564 -ip 35641⤵PID:4680
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C:\Windows\SysWOW64\WerFault.exeC:\Windows\SysWOW64\WerFault.exe -pss -s 632 -p 3564 -ip 35641⤵PID:1632
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C:\Windows\SysWOW64\WerFault.exeC:\Windows\SysWOW64\WerFault.exe -pss -s 688 -p 3564 -ip 35641⤵PID:1448
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C:\Windows\SysWOW64\WerFault.exeC:\Windows\SysWOW64\WerFault.exe -pss -s 684 -p 3564 -ip 35641⤵PID:4788
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C:\Windows\SysWOW64\WerFault.exeC:\Windows\SysWOW64\WerFault.exe -pss -s 652 -p 3564 -ip 35641⤵PID:3788
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C:\Windows\SysWOW64\WerFault.exeC:\Windows\SysWOW64\WerFault.exe -pss -s 732 -p 3564 -ip 35641⤵PID:1352
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C:\Windows\SysWOW64\WerFault.exeC:\Windows\SysWOW64\WerFault.exe -pss -s 724 -p 3564 -ip 35641⤵PID:2452
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C:\Windows\SysWOW64\WerFault.exeC:\Windows\SysWOW64\WerFault.exe -pss -s 724 -p 3564 -ip 35641⤵PID:672
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C:\Windows\SysWOW64\WerFault.exeC:\Windows\SysWOW64\WerFault.exe -pss -s 732 -p 3564 -ip 35641⤵PID:3416
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C:\Windows\SysWOW64\WerFault.exeC:\Windows\SysWOW64\WerFault.exe -pss -s 748 -p 3564 -ip 35641⤵PID:2372
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C:\Users\Admin\AppData\Local\Temp\b739b37d80\Dctooux.exeC:\Users\Admin\AppData\Local\Temp\b739b37d80\Dctooux.exe1⤵
- Executes dropped EXE
PID:4364 -
C:\Windows\SysWOW64\WerFault.exeC:\Windows\SysWOW64\WerFault.exe -u -p 4364 -s 4722⤵
- Program crash
PID:1220
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C:\Windows\SysWOW64\WerFault.exeC:\Windows\SysWOW64\WerFault.exe -pss -s 740 -p 4364 -ip 43641⤵PID:3836
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C:\Users\Admin\AppData\Local\Temp\b739b37d80\Dctooux.exeC:\Users\Admin\AppData\Local\Temp\b739b37d80\Dctooux.exe1⤵
- Executes dropped EXE
PID:3916 -
C:\Windows\SysWOW64\WerFault.exeC:\Windows\SysWOW64\WerFault.exe -u -p 3916 -s 4722⤵
- Program crash
PID:2420
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C:\Windows\SysWOW64\WerFault.exeC:\Windows\SysWOW64\WerFault.exe -pss -s 768 -p 3916 -ip 39161⤵PID:1552
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C:\Windows\SysWOW64\WerFault.exeC:\Windows\SysWOW64\WerFault.exe -pss -s 736 -p 3564 -ip 35641⤵PID:1668
Network
MITRE ATT&CK Enterprise v15
Replay Monitor
Loading Replay Monitor...
Downloads
- Path C:\Users\Admin\AppData\Local\Temp\235821424191
- Size 75KB
- SHA256 5549cc7e45ce69ee80b363b75ec293e6c014003e352e63845a73695f78a9c8e6
- MD5 a010711c48750d97a3df7f558dc0de39
- SHA1 92b33117a9b43c58bc6dfc508cf3f907e5d61925
- SHA512 a177e63e182e8d0255d698ba25493ea5bd30a6893136ed29279967eb73ad7eea65617b9ad6195899664f4123fad2bfee6e4d09e2c757f02ef94d14af63b35d1b
- SSDEEP 1536:shmokv/dREqk3frAWznxW8rswToyVX0cgW:mqQqzWz/rsDaT
- MD5 SHA1 SHA512 SSDEEP
- Path C:\Users\Admin\AppData\Local\Temp\b739b37d80\Dctooux.exe
- Size 491KB
- SHA256 bcb57ec36ff0262e26b8ea1f2830c4bc38c1f9a6eeeffb239abc3b2df36c6be7
- MD5 47eea220ea4fcbee8b99fd995076138d
- SHA1 e50d1cf42715b097491df3b6125a04d3eeeeef88
- SHA512 4b6d58a2283a8ce1c6f38e2ff7050c4bed6d742f3cce2b62263ea4622cd2dd4fe9bc88be897c616334362f9ceb4c497de4b20daca1e1750f6d809d903a20cb44
- SSDEEP 6144:FLkRFur4Xi7w0GhfkolvNx3LKQU96KqswmbEb3sZIMnx4nmXl5Az:FUuEX6w0cfNJNlLtwr4LEIMnynN
- MD5 SHA1 SHA512 SSDEEP