mydoom | cd73521770a99bd668c8e2cd86ae6c0229f93885733d183bc80ee4cbe3099484

Analysis

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

arch:x64arch:x86image:win10v2004-20241007-enlocale:en-usos:windows10-2004-x64system
submitted
09-01-2025 08:20

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General

Target

cd73521770a99bd668c8e2cd86ae6c0229f93885733d183bc80ee4cbe3099484.exe
Size

29KB
MD5

eae4a25ae9432762ee80d4c31b32b525
SHA1

76117fb58cfd206600bcdf5690bb58780d27d705
SHA256

cd73521770a99bd668c8e2cd86ae6c0229f93885733d183bc80ee4cbe3099484
SHA512

9f35f7eb4a3b24a13818487120c53e42503507fdb0bccc393788b23781c014c31e8221dd400872eb3e287a804b7163a50059e6c254a1eff2a24462bf3925a88e
SSDEEP

768:AEwHupU99d2JE0jNJJ83+8zzqgTdVY9/Esm:AEwVs+0jNDY1qi/qMr

Score

10^/10

mydoom discovery persistence upx worm

Malware Config

Signatures

Detects MyDoom family 8 IoCs

resource	yara_rule
behavioral2/memory/4856-13-0x0000000000500000-0x0000000000510200-memory.dmp	family_mydoom
behavioral2/memory/4856-39-0x0000000000500000-0x0000000000510200-memory.dmp	family_mydoom
behavioral2/memory/4856-142-0x0000000000500000-0x0000000000510200-memory.dmp	family_mydoom
behavioral2/memory/4856-184-0x0000000000500000-0x0000000000510200-memory.dmp	family_mydoom
behavioral2/memory/4856-191-0x0000000000500000-0x0000000000510200-memory.dmp	family_mydoom
behavioral2/memory/4856-222-0x0000000000500000-0x0000000000510200-memory.dmp	family_mydoom
behavioral2/memory/4856-257-0x0000000000500000-0x0000000000510200-memory.dmp	family_mydoom
behavioral2/memory/4856-309-0x0000000000500000-0x0000000000510200-memory.dmp	family_mydoom

MyDoom
MyDoom is a Worm that is written in C++.
worm mydoom
Mydoom family
mydoom

Executes dropped EXE 1 IoCs

pid	Process
224	services.exe

Adds Run key to start application 2 TTPs 2 IoCs

persistence

Registry Run Keys / Startup Folder

T1547.001

Modify Registry

T1112

description	ioc	Process
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Microsoft\Windows\CurrentVersion\Run\JavaVM = "C:\\Windows\\java.exe"	cd73521770a99bd668c8e2cd86ae6c0229f93885733d183bc80ee4cbe3099484.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Microsoft\Windows\CurrentVersion\Run\Services = "C:\\Windows\\services.exe"	services.exe

UPX packed file 27 IoCs

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

upx

resource	yara_rule
behavioral2/memory/4856-0-0x0000000000500000-0x0000000000510200-memory.dmp	upx
behavioral2/files/0x000b000000023b9c-4.dat	upx
behavioral2/memory/224-6-0x0000000000400000-0x0000000000408000-memory.dmp	upx
behavioral2/memory/4856-13-0x0000000000500000-0x0000000000510200-memory.dmp	upx
behavioral2/memory/224-15-0x0000000000400000-0x0000000000408000-memory.dmp	upx
behavioral2/memory/224-16-0x0000000000400000-0x0000000000408000-memory.dmp	upx
behavioral2/memory/224-21-0x0000000000400000-0x0000000000408000-memory.dmp	upx
behavioral2/memory/224-26-0x0000000000400000-0x0000000000408000-memory.dmp	upx
behavioral2/memory/224-28-0x0000000000400000-0x0000000000408000-memory.dmp	upx
behavioral2/memory/224-33-0x0000000000400000-0x0000000000408000-memory.dmp	upx
behavioral2/memory/224-38-0x0000000000400000-0x0000000000408000-memory.dmp	upx
behavioral2/memory/4856-39-0x0000000000500000-0x0000000000510200-memory.dmp	upx
behavioral2/memory/224-40-0x0000000000400000-0x0000000000408000-memory.dmp	upx
behavioral2/files/0x0002000000021d5e-48.dat	upx
behavioral2/memory/4856-142-0x0000000000500000-0x0000000000510200-memory.dmp	upx
behavioral2/memory/224-143-0x0000000000400000-0x0000000000408000-memory.dmp	upx
behavioral2/memory/4856-184-0x0000000000500000-0x0000000000510200-memory.dmp	upx
behavioral2/memory/224-185-0x0000000000400000-0x0000000000408000-memory.dmp	upx
behavioral2/memory/224-187-0x0000000000400000-0x0000000000408000-memory.dmp	upx
behavioral2/memory/4856-191-0x0000000000500000-0x0000000000510200-memory.dmp	upx
behavioral2/memory/224-192-0x0000000000400000-0x0000000000408000-memory.dmp	upx
behavioral2/memory/4856-222-0x0000000000500000-0x0000000000510200-memory.dmp	upx
behavioral2/memory/224-223-0x0000000000400000-0x0000000000408000-memory.dmp	upx
behavioral2/memory/4856-257-0x0000000000500000-0x0000000000510200-memory.dmp	upx
behavioral2/memory/224-261-0x0000000000400000-0x0000000000408000-memory.dmp	upx
behavioral2/memory/4856-309-0x0000000000500000-0x0000000000510200-memory.dmp	upx
behavioral2/memory/224-310-0x0000000000400000-0x0000000000408000-memory.dmp	upx

Drops file in Windows directory 3 IoCs

description	ioc	Process
File created	C:\Windows\services.exe	cd73521770a99bd668c8e2cd86ae6c0229f93885733d183bc80ee4cbe3099484.exe
File opened for modification	C:\Windows\java.exe	cd73521770a99bd668c8e2cd86ae6c0229f93885733d183bc80ee4cbe3099484.exe
File created	C:\Windows\java.exe	cd73521770a99bd668c8e2cd86ae6c0229f93885733d183bc80ee4cbe3099484.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

description	ioc	Process
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	cd73521770a99bd668c8e2cd86ae6c0229f93885733d183bc80ee4cbe3099484.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	services.exe

Suspicious use of WriteProcessMemory 3 IoCs

description	pid	Process	procid_target
PID 4856 wrote to memory of 224	4856	cd73521770a99bd668c8e2cd86ae6c0229f93885733d183bc80ee4cbe3099484.exe	82
PID 4856 wrote to memory of 224	4856	cd73521770a99bd668c8e2cd86ae6c0229f93885733d183bc80ee4cbe3099484.exe	82
PID 4856 wrote to memory of 224	4856	cd73521770a99bd668c8e2cd86ae6c0229f93885733d183bc80ee4cbe3099484.exe	82

C:\Users\Admin\AppData\Local\Temp\cd73521770a99bd668c8e2cd86ae6c0229f93885733d183bc80ee4cbe3099484.exe
"C:\Users\Admin\AppData\Local\Temp\cd73521770a99bd668c8e2cd86ae6c0229f93885733d183bc80ee4cbe3099484.exe"
1⤵
- Adds Run key to start application
- Drops file in Windows directory
- System Location Discovery: System Language Discovery
- Suspicious use of WriteProcessMemory
PID:4856
- 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:224

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\0TSRVAPX\default[1].htm

Filesize
312B

MD5
c15952329e9cd008b41f979b6c76b9a2

SHA1
53c58cc742b5a0273df8d01ba2779a979c1ff967

SHA256
5d065a88f9a1fb565c2d70e87148d469dd9dcbbefea4ccc8c181745eda748ab7

SHA512
6aecdd949abcd2cb54e2fe3e1171ee47c247aa3980a0847b9934f506ef9b2d3180831adf6554c68b0621f9f9f3cd88767ef9487bc6e51cecd6a8857099a7b296

Download Submit
C:\Users\Admin\AppData\Local\Microsoft\Windows\INetCache\IE\0TSRVAPX\default[4].htm

Filesize
310B

MD5
2a8026547dafd0504845f41881ed3ab4

SHA1
bedb776ce5eb9d61e602562a926d0fe182d499db

SHA256
231fe7c979332b82ceccc3b3c0c2446bc2c3cab5c46fb7687c4bb579a8bba7ce

SHA512
1f6fa43fc0cf5cbdb22649a156f36914b2479a93d220bf0e23a32c086da46dd37e8f3a789e7a405abef0782e7b3151087d253c63c6cefcad10fd47c699fbcf97

Download Submit
C:\Users\Admin\AppData\Local\Microsoft\Windows\INetCache\IE\0TSRVAPX\search[1].htm

Filesize
104KB

MD5
0d17a21a89930348c7e681c64e4bcef4

SHA1
47d8434a99437f979f214e6537128b1f74aa3fd2

SHA256
a10165cc2cb75d138c69cd5b21f447f5aff0665e9a72a3e34c433644cc5d44c0

SHA512
c76981a1dcc680cb9e0c010b58ea2def1d68984e13dd9b6cdba60c5b72e42eaa6b67f6f022e8b7d939ef29b4b2937b18a9e30338bdea072fb1daf0f859b6178f

Download Submit
C:\Users\Admin\AppData\Local\Microsoft\Windows\INetCache\IE\9PMCFZKU\search[2].htm

Filesize
117KB

MD5
caf722e3c422ca555a1b245686129d84

SHA1
992984a34e6841edac19b7940ef465fb88a0b78b

SHA256
f2897208c9c167f41bd0bed631374fb0e6e9a4b6b5e4f5db6458766e38e11c31

SHA512
d89e5fa1a39daf05b46790ce67821843ef493ac028e9ea484842f3221215d7cf1a4485eb7fd4123266d0311b0f22c6e6b5fbdebf2c333202d352f068a5fc8a0f

Download Submit
C:\Users\Admin\AppData\Local\Microsoft\Windows\INetCache\IE\9PMCFZKU\search[3].htm

Filesize
116KB

MD5
5edbe982e2590d2eee4256290c9542a2

SHA1
8fdf56aec31eba901c2ccce0337d824cbb33d29a

SHA256
8301145ac7536bc5402485892afc434f1698107a13ca94437bf7e18ebee81840

SHA512
6e908017d17e7522645986f1963810fae81a19bf9bb084c83d4931c6f7ee4d6edd218ed7f96e9082325ee5cf6a19e63afd1f1f546b078a3412c770f5aa15a1b8

Download Submit
C:\Users\Admin\AppData\Local\Microsoft\Windows\INetCache\IE\JAZ6MGFU\default[1].htm

Filesize
304B

MD5
cde2c6ec81201bdd39579745c69d502f

SHA1
e025748a7d4361b2803140ed0f0abda1797f5388

SHA256
a81000fc443c3c99e0e653cca135e16747e63bccebd5052ed64d7ae6f63f227f

SHA512
de5ca6169b2bb42a452ebd2f92c23bad3a98c01845a875336d6affe7f0192c2782b1f66f149019c0b880410c836fc45b2e9157dcccc7ad0d9e5953521a2151d4

Download Submit
C:\Users\Admin\AppData\Local\Microsoft\Windows\INetCache\IE\JAZ6MGFU\search[2].htm

Filesize
25B

MD5
8ba61a16b71609a08bfa35bc213fce49

SHA1
8374dddcc6b2ede14b0ea00a5870a11b57ced33f

SHA256
6aa63394c1f5e705b1e89c55ff19eed71957e735c3831a845ff62f74824e13f1

SHA512
5855f5b2a78877f7a27ff92eaaa900d81d02486e6e2ea81d80b6f6cf1fe254350444980017e00cdeecdd3c67b86e7acc90cd2d77f06210bdd1d7b1a71d262df1

Download Submit
C:\Users\Admin\AppData\Local\Temp\tmpA5B1.tmp

Filesize
29KB

MD5
39f493a244a41bf8108d750a38cdafc1

SHA1
db82d3fb2088bc2bb01f08ba3df922ffada0c81d

SHA256
601e00f785f4d34f3e296bedff2094d0282affc7baa59921ddf98faa6f61e9f1

SHA512
a983acb592d80cfa90756e1bb28805480d5b56d3c828c5109228e5031bd035faa0e62dc429cfff4bcb3cb4d0a91b19aa4a7bee5b5352c21b93cf20967607069b

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

Filesize
384B

MD5
d8fe919ebe8103bb0b207fb3056845de

SHA1
49d32c18755f47dc08ec98d8f72412aaf8b89145

SHA256
7e74f61409f9f53d6f3e5b4951f928ac0a2914c344c41b16f91c31a638b6e9bd

SHA512
162d475df2f1c302e9a6a4892677f9635bd695111f1a593b9cb9302ee970f373c0090b0d068cda48b1b6d5e61f20a20f574098891cfc1e275a13857872c8fd69

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

Filesize
384B

MD5
6d1878c97046f6e34f1e2e0c58d53ae0

SHA1
c79fbd5f860509072c13dc4c3794a502a15560a9

SHA256
532b9e1cfe6c8be5d57c88e361f00f932cc925eb01dc02c686eb52d944acaa16

SHA512
d343e20c96d10c478acb03f45fb4569e73e5f63bbb2c08b775c1a75db75397226dad40a076800447648b01eee9e9516745c22aa55491fcc2e04e356a34aecfbb

Download Submit
C:\Windows\services.exe

Filesize
8KB

MD5
b0fe74719b1b647e2056641931907f4a

SHA1
e858c206d2d1542a79936cb00d85da853bfc95e2

SHA256
bf316f51d0c345d61eaee3940791b64e81f676e3bca42bad61073227bee6653c

SHA512
9c82e88264696d0dadef9c0442ad8d1183e48f0fb355a4fc9bf4fa5db4e27745039f98b1fd1febff620a5ded6dd493227f00d7d2e74b19757685aa8655f921c2

Download Submit
memory/224-143-0x0000000000400000-0x0000000000408000-memory.dmp

Filesize
32KB

Download
memory/224-26-0x0000000000400000-0x0000000000408000-memory.dmp

Filesize
32KB

Download
memory/224-6-0x0000000000400000-0x0000000000408000-memory.dmp

Filesize
32KB

Download
memory/224-38-0x0000000000400000-0x0000000000408000-memory.dmp

Filesize
32KB

Download
memory/224-33-0x0000000000400000-0x0000000000408000-memory.dmp

Filesize
32KB

Download
memory/224-310-0x0000000000400000-0x0000000000408000-memory.dmp

Filesize
32KB

Download
memory/224-15-0x0000000000400000-0x0000000000408000-memory.dmp

Filesize
32KB

Download
memory/224-28-0x0000000000400000-0x0000000000408000-memory.dmp

Filesize
32KB

Download
memory/224-16-0x0000000000400000-0x0000000000408000-memory.dmp

Filesize
32KB

Download
memory/224-185-0x0000000000400000-0x0000000000408000-memory.dmp

Filesize
32KB

Download
memory/224-187-0x0000000000400000-0x0000000000408000-memory.dmp

Filesize
32KB

Download
memory/224-21-0x0000000000400000-0x0000000000408000-memory.dmp

Filesize
32KB

Download
memory/224-192-0x0000000000400000-0x0000000000408000-memory.dmp

Filesize
32KB

Download
memory/224-40-0x0000000000400000-0x0000000000408000-memory.dmp

Filesize
32KB

Download
memory/224-261-0x0000000000400000-0x0000000000408000-memory.dmp

Filesize
32KB

Download
memory/224-223-0x0000000000400000-0x0000000000408000-memory.dmp

Filesize
32KB

Download
memory/4856-257-0x0000000000500000-0x0000000000510200-memory.dmp

Filesize
64KB

Download
memory/4856-222-0x0000000000500000-0x0000000000510200-memory.dmp

Filesize
64KB

Download
memory/4856-191-0x0000000000500000-0x0000000000510200-memory.dmp

Filesize
64KB

Download
memory/4856-184-0x0000000000500000-0x0000000000510200-memory.dmp

Filesize
64KB

Download
memory/4856-0-0x0000000000500000-0x0000000000510200-memory.dmp

Filesize
64KB

Download
memory/4856-309-0x0000000000500000-0x0000000000510200-memory.dmp

Filesize
64KB

Download
memory/4856-142-0x0000000000500000-0x0000000000510200-memory.dmp

Filesize
64KB

Download
memory/4856-13-0x0000000000500000-0x0000000000510200-memory.dmp

Filesize
64KB

Download
memory/4856-39-0x0000000000500000-0x0000000000510200-memory.dmp

Filesize
64KB

Download

Analysis

Sharing

General

Malware Config

Signatures

Processes

Network

MITRE ATT&CK Enterprise v15

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Downloads