mydoom | b8b00cb1512223e054dacf083ef71e6a9da98d1021eb0d5aa2cd34f159374dfd

Analysis

max time kernel
150s
max time network
151s
platform
windows10-2004_x64
resource
win10v2004-20241007-en
resource tags

arch:x64arch:x86image:win10v2004-20241007-enlocale:en-usos:windows10-2004-x64system
submitted
21-11-2024 06:01

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General

Target

b8b00cb1512223e054dacf083ef71e6a9da98d1021eb0d5aa2cd34f159374dfd.exe
Size

29KB
MD5

fc1eac937162ef28f0992f49ca7e094c
SHA1

647967032a6f824034e0a7134f673de24159cc7a
SHA256

b8b00cb1512223e054dacf083ef71e6a9da98d1021eb0d5aa2cd34f159374dfd
SHA512

0195b7f654008f87c9f6494319c4e53bad686dbe217812695cc783a0dd21a21bb87b9ed0d291346ee8459cf8d81a6d6feb42797d7742d6ed5cc6deb0dc8e0d1d
SSDEEP

768:AEwHupU99d2JE0jNJJ83+8zzqgTdVY9/8:AEwVs+0jNDY1qi/qU

Score

10^/10

mydoom discovery persistence upx worm

Malware Config

Signatures

Detects MyDoom family 10 IoCs

Processes:

resource	yara_rule
behavioral2/memory/4736-13-0x0000000000500000-0x0000000000510200-memory.dmp	family_mydoom
behavioral2/memory/4736-32-0x0000000000500000-0x0000000000510200-memory.dmp	family_mydoom
behavioral2/memory/4736-37-0x0000000000500000-0x0000000000510200-memory.dmp	family_mydoom
behavioral2/memory/4736-132-0x0000000000500000-0x0000000000510200-memory.dmp	family_mydoom
behavioral2/memory/4736-148-0x0000000000500000-0x0000000000510200-memory.dmp	family_mydoom
behavioral2/memory/4736-155-0x0000000000500000-0x0000000000510200-memory.dmp	family_mydoom
behavioral2/memory/4736-186-0x0000000000500000-0x0000000000510200-memory.dmp	family_mydoom
behavioral2/memory/4736-230-0x0000000000500000-0x0000000000510200-memory.dmp	family_mydoom
behavioral2/memory/4736-269-0x0000000000500000-0x0000000000510200-memory.dmp	family_mydoom
behavioral2/memory/4736-304-0x0000000000500000-0x0000000000510200-memory.dmp	family_mydoom

MyDoom
MyDoom is a Worm that is written in C++.
worm mydoom
Mydoom family
mydoom
Executes dropped EXE 1 IoCs

Processes:

services.exe

pid process

4072 services.exe

pid	process
4072	services.exe

Adds Run key to start application 2 TTPs 2 IoCs

persistence

Registry Run Keys / Startup Folder

T1547.001

Modify Registry

T1112

Processes:

b8b00cb1512223e054dacf083ef71e6a9da98d1021eb0d5aa2cd34f159374dfd.exeservices.exe

description	ioc	process
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Microsoft\Windows\CurrentVersion\Run\JavaVM = "C:\\Windows\\java.exe"	b8b00cb1512223e054dacf083ef71e6a9da98d1021eb0d5aa2cd34f159374dfd.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Microsoft\Windows\CurrentVersion\Run\Services = "C:\\Windows\\services.exe"	services.exe

UPX packed file 29 IoCs

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

upx

Processes:

resource	yara_rule
behavioral2/memory/4736-0-0x0000000000500000-0x0000000000510200-memory.dmp	upx
behavioral2/memory/4072-5-0x0000000000400000-0x0000000000408000-memory.dmp	upx
C:\Windows\services.exe	upx
behavioral2/memory/4736-13-0x0000000000500000-0x0000000000510200-memory.dmp	upx
behavioral2/memory/4072-16-0x0000000000400000-0x0000000000408000-memory.dmp	upx
behavioral2/memory/4072-15-0x0000000000400000-0x0000000000408000-memory.dmp	upx
behavioral2/memory/4072-21-0x0000000000400000-0x0000000000408000-memory.dmp	upx
behavioral2/memory/4072-26-0x0000000000400000-0x0000000000408000-memory.dmp	upx
behavioral2/memory/4072-28-0x0000000000400000-0x0000000000408000-memory.dmp	upx
behavioral2/memory/4736-32-0x0000000000500000-0x0000000000510200-memory.dmp	upx
behavioral2/memory/4072-33-0x0000000000400000-0x0000000000408000-memory.dmp	upx
behavioral2/memory/4736-37-0x0000000000500000-0x0000000000510200-memory.dmp	upx
behavioral2/memory/4072-38-0x0000000000400000-0x0000000000408000-memory.dmp	upx
C:\Users\Admin\AppData\Local\Temp\tmp750E.tmp	upx
behavioral2/memory/4736-132-0x0000000000500000-0x0000000000510200-memory.dmp	upx
behavioral2/memory/4072-133-0x0000000000400000-0x0000000000408000-memory.dmp	upx
behavioral2/memory/4736-148-0x0000000000500000-0x0000000000510200-memory.dmp	upx
behavioral2/memory/4072-149-0x0000000000400000-0x0000000000408000-memory.dmp	upx
behavioral2/memory/4072-154-0x0000000000400000-0x0000000000408000-memory.dmp	upx
behavioral2/memory/4736-155-0x0000000000500000-0x0000000000510200-memory.dmp	upx
behavioral2/memory/4072-156-0x0000000000400000-0x0000000000408000-memory.dmp	upx
behavioral2/memory/4736-186-0x0000000000500000-0x0000000000510200-memory.dmp	upx
behavioral2/memory/4072-187-0x0000000000400000-0x0000000000408000-memory.dmp	upx
behavioral2/memory/4736-230-0x0000000000500000-0x0000000000510200-memory.dmp	upx
behavioral2/memory/4072-234-0x0000000000400000-0x0000000000408000-memory.dmp	upx
behavioral2/memory/4736-269-0x0000000000500000-0x0000000000510200-memory.dmp	upx
behavioral2/memory/4072-270-0x0000000000400000-0x0000000000408000-memory.dmp	upx
behavioral2/memory/4736-304-0x0000000000500000-0x0000000000510200-memory.dmp	upx
behavioral2/memory/4072-305-0x0000000000400000-0x0000000000408000-memory.dmp	upx

Drops file in Windows directory 3 IoCs

Processes:

b8b00cb1512223e054dacf083ef71e6a9da98d1021eb0d5aa2cd34f159374dfd.exe

description	ioc	process
File created	C:\Windows\services.exe	b8b00cb1512223e054dacf083ef71e6a9da98d1021eb0d5aa2cd34f159374dfd.exe
File opened for modification	C:\Windows\java.exe	b8b00cb1512223e054dacf083ef71e6a9da98d1021eb0d5aa2cd34f159374dfd.exe
File created	C:\Windows\java.exe	b8b00cb1512223e054dacf083ef71e6a9da98d1021eb0d5aa2cd34f159374dfd.exe

System Location Discovery: System Language Discovery 1 TTPs 2 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

Processes:

b8b00cb1512223e054dacf083ef71e6a9da98d1021eb0d5aa2cd34f159374dfd.exeservices.exe

description	ioc	process
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	b8b00cb1512223e054dacf083ef71e6a9da98d1021eb0d5aa2cd34f159374dfd.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	services.exe

Suspicious use of WriteProcessMemory 3 IoCs

Processes:

b8b00cb1512223e054dacf083ef71e6a9da98d1021eb0d5aa2cd34f159374dfd.exe

description	pid	process	target process
PID 4736 wrote to memory of 4072	4736	b8b00cb1512223e054dacf083ef71e6a9da98d1021eb0d5aa2cd34f159374dfd.exe	services.exe
PID 4736 wrote to memory of 4072	4736	b8b00cb1512223e054dacf083ef71e6a9da98d1021eb0d5aa2cd34f159374dfd.exe	services.exe
PID 4736 wrote to memory of 4072	4736	b8b00cb1512223e054dacf083ef71e6a9da98d1021eb0d5aa2cd34f159374dfd.exe	services.exe

C:\Users\Admin\AppData\Local\Temp\b8b00cb1512223e054dacf083ef71e6a9da98d1021eb0d5aa2cd34f159374dfd.exe
"C:\Users\Admin\AppData\Local\Temp\b8b00cb1512223e054dacf083ef71e6a9da98d1021eb0d5aa2cd34f159374dfd.exe"
1⤵
- Adds Run key to start application
- Drops file in Windows directory
- System Location Discovery: System Language Discovery
- Suspicious use of WriteProcessMemory
PID:4736
- C:\Windows\services.exe
  "C:\Windows\services.exe"
  2⤵
  - Executes dropped EXE
  - Adds Run key to start application
  - System Location Discovery: System Language Discovery
  PID:4072

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

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\Microsoft\Windows\INetCache\IE\321WJBEQ\default[5].htm

Filesize
312B

MD5
c15952329e9cd008b41f979b6c76b9a2

SHA1
53c58cc742b5a0273df8d01ba2779a979c1ff967

SHA256
5d065a88f9a1fb565c2d70e87148d469dd9dcbbefea4ccc8c181745eda748ab7

SHA512
6aecdd949abcd2cb54e2fe3e1171ee47c247aa3980a0847b9934f506ef9b2d3180831adf6554c68b0621f9f9f3cd88767ef9487bc6e51cecd6a8857099a7b296

Download Submit
C:\Users\Admin\AppData\Local\Microsoft\Windows\INetCache\IE\9MFSIIMR\default[1].htm

Filesize
305B

MD5
157431349a057954f4227efc1383ecad

SHA1
69ccc939e6b36aa1fabb96ad999540a5ab118c48

SHA256
8553409a8a3813197c474a95d9ae35630e2a67f8e6f9f33b3f39ef4c78a8bfac

SHA512
6405adcfa81b53980f448c489c1d13506d874d839925bffe5826479105cbf5ba194a7bdb93095585441c79c58de42f1dab1138b3d561011dc60f4b66d11e9284

Download Submit
C:\Users\Admin\AppData\Local\Microsoft\Windows\INetCache\IE\GRYMSCZU\search[1].htm

Filesize
25B

MD5
8ba61a16b71609a08bfa35bc213fce49

SHA1
8374dddcc6b2ede14b0ea00a5870a11b57ced33f

SHA256
6aa63394c1f5e705b1e89c55ff19eed71957e735c3831a845ff62f74824e13f1

SHA512
5855f5b2a78877f7a27ff92eaaa900d81d02486e6e2ea81d80b6f6cf1fe254350444980017e00cdeecdd3c67b86e7acc90cd2d77f06210bdd1d7b1a71d262df1

Download Submit
C:\Users\Admin\AppData\Local\Microsoft\Windows\INetCache\IE\UV4TX9UP\default[2].htm

Filesize
310B

MD5
2a8026547dafd0504845f41881ed3ab4

SHA1
bedb776ce5eb9d61e602562a926d0fe182d499db

SHA256
231fe7c979332b82ceccc3b3c0c2446bc2c3cab5c46fb7687c4bb579a8bba7ce

SHA512
1f6fa43fc0cf5cbdb22649a156f36914b2479a93d220bf0e23a32c086da46dd37e8f3a789e7a405abef0782e7b3151087d253c63c6cefcad10fd47c699fbcf97

Download Submit
C:\Users\Admin\AppData\Local\Temp\tmp750E.tmp

Filesize
29KB

MD5
40fbedda03e06572bb6176b399023a68

SHA1
3145ffbf3b1811487819aa821388f0e1860f3f84

SHA256
51169acf40c3329d9ce760ccda4e4badc7898a6e7e22eb7c80bafb34f71aef2e

SHA512
1da25af2f3760f1094c442a396d7abbf2b71b333a3df4c6878b5bac510e828cfdc5e6afaa2ea47784031fb1d5bd12b395410d2f88ed15dcf78f9a07fb5bdfc23

Download Submit
C:\Users\Admin\AppData\Local\Temp\zincite.log

Filesize
320B

MD5
f6201d1ffac2ca91a52b871380a17c7b

SHA1
c3243a5f9c9dbde4677490e168dc26fedb6d5a28

SHA256
dd2ecdae2b51dbac3a13b4916d3bf97919b20a6ba5a008e22ca066924fdc0b87

SHA512
b08bbf59d6e4cc8b980cdbeca72c546cedf71d95d1c9e38630aad071cda6fbb70edd9ea19ce736616bc507c365b538dbae6eaab0cdd375a11af72dd5788afd6f

Download Submit
C:\Users\Admin\AppData\Local\Temp\zincite.log

Filesize
320B

MD5
c7ae81e425972269077b5b8cd8bca669

SHA1
57bef3d9684b6f3f295ba1d1915da0892d33914f

SHA256
9890bb8631bf2338856010efc99a130aae4496291caedb1dd44950d2182972ae

SHA512
78e4a764f465172795c7ec70c0f273db2e28142cfb09ce8c91fb9f670935d48e488f2138f8c29c600418a4be1af21d0ce4d761a568649d354676d036d72e83c1

Download Submit
C:\Users\Admin\AppData\Local\Temp\zincite.log

MD5
d41d8cd98f00b204e9800998ecf8427e

SHA1
da39a3ee5e6b4b0d3255bfef95601890afd80709

SHA256
e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855

SHA512
cf83e1357eefb8bdf1542850d66d8007d620e4050b5715dc83f4a921d36ce9ce47d0d13c5d85f2b0ff8318d2877eec2f63b931bd47417a81a538327af927da3e

Download Submit
C:\Windows\services.exe

Filesize
8KB

MD5
b0fe74719b1b647e2056641931907f4a

SHA1
e858c206d2d1542a79936cb00d85da853bfc95e2

SHA256
bf316f51d0c345d61eaee3940791b64e81f676e3bca42bad61073227bee6653c

SHA512
9c82e88264696d0dadef9c0442ad8d1183e48f0fb355a4fc9bf4fa5db4e27745039f98b1fd1febff620a5ded6dd493227f00d7d2e74b19757685aa8655f921c2

Download Submit
memory/4072-28-0x0000000000400000-0x0000000000408000-memory.dmp

Filesize
32KB

Download
memory/4072-21-0x0000000000400000-0x0000000000408000-memory.dmp

Filesize
32KB

Download
memory/4072-33-0x0000000000400000-0x0000000000408000-memory.dmp

Filesize
32KB

Download
memory/4072-305-0x0000000000400000-0x0000000000408000-memory.dmp

Filesize
32KB

Download
memory/4072-38-0x0000000000400000-0x0000000000408000-memory.dmp

Filesize
32KB

Download
memory/4072-5-0x0000000000400000-0x0000000000408000-memory.dmp

Filesize
32KB

Download
memory/4072-26-0x0000000000400000-0x0000000000408000-memory.dmp

Filesize
32KB

Download
memory/4072-187-0x0000000000400000-0x0000000000408000-memory.dmp

Filesize
32KB

Download
memory/4072-270-0x0000000000400000-0x0000000000408000-memory.dmp

Filesize
32KB

Download
memory/4072-133-0x0000000000400000-0x0000000000408000-memory.dmp

Filesize
32KB

Download
memory/4072-234-0x0000000000400000-0x0000000000408000-memory.dmp

Filesize
32KB

Download
memory/4072-149-0x0000000000400000-0x0000000000408000-memory.dmp

Filesize
32KB

Download
memory/4072-154-0x0000000000400000-0x0000000000408000-memory.dmp

Filesize
32KB

Download
memory/4072-16-0x0000000000400000-0x0000000000408000-memory.dmp

Filesize
32KB

Download
memory/4072-156-0x0000000000400000-0x0000000000408000-memory.dmp

Filesize
32KB

Download
memory/4072-15-0x0000000000400000-0x0000000000408000-memory.dmp

Filesize
32KB

Download
memory/4736-155-0x0000000000500000-0x0000000000510200-memory.dmp

Filesize
64KB

Download
memory/4736-186-0x0000000000500000-0x0000000000510200-memory.dmp

Filesize
64KB

Download
memory/4736-32-0x0000000000500000-0x0000000000510200-memory.dmp

Filesize
64KB

Download
memory/4736-230-0x0000000000500000-0x0000000000510200-memory.dmp

Filesize
64KB

Download
memory/4736-148-0x0000000000500000-0x0000000000510200-memory.dmp

Filesize
64KB

Download
memory/4736-13-0x0000000000500000-0x0000000000510200-memory.dmp

Filesize
64KB

Download
memory/4736-269-0x0000000000500000-0x0000000000510200-memory.dmp

Filesize
64KB

Download
memory/4736-132-0x0000000000500000-0x0000000000510200-memory.dmp

Filesize
64KB

Download
memory/4736-0-0x0000000000500000-0x0000000000510200-memory.dmp

Filesize
64KB

Download
memory/4736-304-0x0000000000500000-0x0000000000510200-memory.dmp

Filesize
64KB

Download
memory/4736-37-0x0000000000500000-0x0000000000510200-memory.dmp

Filesize
64KB

Download