mydoom | 99ee607b43db3dd262f42a83546e613b93160e6bb8203b6c944d987015b2f6a3

Analysis

max time kernel
120s
max time network
121s
platform
windows10-2004_x64
resource
win10v2004-20241007-en
resource tags

arch:x64arch:x86image:win10v2004-20241007-enlocale:en-usos:windows10-2004-x64system
submitted
11-01-2025 11:02

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General

Target

99ee607b43db3dd262f42a83546e613b93160e6bb8203b6c944d987015b2f6a3N.exe
Size

29KB
MD5

caae742f34519081860e7a87a490bd00
SHA1

c89eefc954b6c1153a380785ab046d22fcc6f7c1
SHA256

99ee607b43db3dd262f42a83546e613b93160e6bb8203b6c944d987015b2f6a3
SHA512

dfc38cfe01b2c8616fd59d28d44084386d0fc9ae63a426d07a12efc615723f83410a9cd4cb342df35813bdb24a746ee5b43a85f881a42e1202a9f1f6f6adaef7
SSDEEP

768:AEwHupU99d2JE0jNJJ83+8zzqgTdVY9/yhQ:AEwVs+0jNDY1qi/q6m

Score

10^/10

mydoom discovery persistence upx worm

Malware Config

Signatures

Detects MyDoom family 8 IoCs

resource	yara_rule
behavioral2/memory/920-13-0x0000000000500000-0x0000000000510200-memory.dmp	family_mydoom
behavioral2/memory/920-27-0x0000000000500000-0x0000000000510200-memory.dmp	family_mydoom
behavioral2/memory/920-80-0x0000000000500000-0x0000000000510200-memory.dmp	family_mydoom
behavioral2/memory/920-131-0x0000000000500000-0x0000000000510200-memory.dmp	family_mydoom
behavioral2/memory/920-142-0x0000000000500000-0x0000000000510200-memory.dmp	family_mydoom
behavioral2/memory/920-151-0x0000000000500000-0x0000000000510200-memory.dmp	family_mydoom
behavioral2/memory/920-188-0x0000000000500000-0x0000000000510200-memory.dmp	family_mydoom
behavioral2/memory/920-227-0x0000000000500000-0x0000000000510200-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
3260	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"	99ee607b43db3dd262f42a83546e613b93160e6bb8203b6c944d987015b2f6a3N.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Microsoft\Windows\CurrentVersion\Run\Services = "C:\\Windows\\services.exe"	services.exe

UPX packed file 24 IoCs

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

upx

resource	yara_rule
behavioral2/memory/920-0-0x0000000000500000-0x0000000000510200-memory.dmp	upx
behavioral2/files/0x0007000000023cae-4.dat	upx
behavioral2/memory/3260-6-0x0000000000400000-0x0000000000408000-memory.dmp	upx
behavioral2/memory/920-13-0x0000000000500000-0x0000000000510200-memory.dmp	upx
behavioral2/memory/3260-15-0x0000000000400000-0x0000000000408000-memory.dmp	upx
behavioral2/memory/3260-16-0x0000000000400000-0x0000000000408000-memory.dmp	upx
behavioral2/memory/3260-21-0x0000000000400000-0x0000000000408000-memory.dmp	upx
behavioral2/memory/3260-26-0x0000000000400000-0x0000000000408000-memory.dmp	upx
behavioral2/memory/920-27-0x0000000000500000-0x0000000000510200-memory.dmp	upx
behavioral2/memory/3260-28-0x0000000000400000-0x0000000000408000-memory.dmp	upx
behavioral2/files/0x0009000000023cc9-41.dat	upx
behavioral2/memory/920-80-0x0000000000500000-0x0000000000510200-memory.dmp	upx
behavioral2/memory/3260-81-0x0000000000400000-0x0000000000408000-memory.dmp	upx
behavioral2/memory/3260-132-0x0000000000400000-0x0000000000408000-memory.dmp	upx
behavioral2/memory/920-131-0x0000000000500000-0x0000000000510200-memory.dmp	upx
behavioral2/memory/920-142-0x0000000000500000-0x0000000000510200-memory.dmp	upx
behavioral2/memory/3260-143-0x0000000000400000-0x0000000000408000-memory.dmp	upx
behavioral2/memory/3260-147-0x0000000000400000-0x0000000000408000-memory.dmp	upx
behavioral2/memory/920-151-0x0000000000500000-0x0000000000510200-memory.dmp	upx
behavioral2/memory/3260-152-0x0000000000400000-0x0000000000408000-memory.dmp	upx
behavioral2/memory/920-188-0x0000000000500000-0x0000000000510200-memory.dmp	upx
behavioral2/memory/3260-195-0x0000000000400000-0x0000000000408000-memory.dmp	upx
behavioral2/memory/920-227-0x0000000000500000-0x0000000000510200-memory.dmp	upx
behavioral2/memory/3260-229-0x0000000000400000-0x0000000000408000-memory.dmp	upx

Drops file in Windows directory 3 IoCs

description	ioc	Process
File opened for modification	C:\Windows\java.exe	99ee607b43db3dd262f42a83546e613b93160e6bb8203b6c944d987015b2f6a3N.exe
File created	C:\Windows\java.exe	99ee607b43db3dd262f42a83546e613b93160e6bb8203b6c944d987015b2f6a3N.exe
File created	C:\Windows\services.exe	99ee607b43db3dd262f42a83546e613b93160e6bb8203b6c944d987015b2f6a3N.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	99ee607b43db3dd262f42a83546e613b93160e6bb8203b6c944d987015b2f6a3N.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	services.exe

Suspicious use of WriteProcessMemory 3 IoCs

description	pid	Process	procid_target
PID 920 wrote to memory of 3260	920	99ee607b43db3dd262f42a83546e613b93160e6bb8203b6c944d987015b2f6a3N.exe	83
PID 920 wrote to memory of 3260	920	99ee607b43db3dd262f42a83546e613b93160e6bb8203b6c944d987015b2f6a3N.exe	83
PID 920 wrote to memory of 3260	920	99ee607b43db3dd262f42a83546e613b93160e6bb8203b6c944d987015b2f6a3N.exe	83

C:\Users\Admin\AppData\Local\Temp\99ee607b43db3dd262f42a83546e613b93160e6bb8203b6c944d987015b2f6a3N.exe
"C:\Users\Admin\AppData\Local\Temp\99ee607b43db3dd262f42a83546e613b93160e6bb8203b6c944d987015b2f6a3N.exe"
1⤵
- Adds Run key to start application
- Drops file in Windows directory
- System Location Discovery: System Language Discovery
- Suspicious use of WriteProcessMemory
PID:920
- 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:3260

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

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Downloads

C:\Users\Admin\AppData\Local\Microsoft\Windows\INetCache\IE\H4VCA4X1\default[4].htm

Filesize
310B

MD5
2a8026547dafd0504845f41881ed3ab4

SHA1
bedb776ce5eb9d61e602562a926d0fe182d499db

SHA256
231fe7c979332b82ceccc3b3c0c2446bc2c3cab5c46fb7687c4bb579a8bba7ce

SHA512
1f6fa43fc0cf5cbdb22649a156f36914b2479a93d220bf0e23a32c086da46dd37e8f3a789e7a405abef0782e7b3151087d253c63c6cefcad10fd47c699fbcf97

Download Submit
C:\Users\Admin\AppData\Local\Microsoft\Windows\INetCache\IE\W9QJOIKH\default[1].htm

Filesize
312B

MD5
c15952329e9cd008b41f979b6c76b9a2

SHA1
53c58cc742b5a0273df8d01ba2779a979c1ff967

SHA256
5d065a88f9a1fb565c2d70e87148d469dd9dcbbefea4ccc8c181745eda748ab7

SHA512
6aecdd949abcd2cb54e2fe3e1171ee47c247aa3980a0847b9934f506ef9b2d3180831adf6554c68b0621f9f9f3cd88767ef9487bc6e51cecd6a8857099a7b296

Download Submit
C:\Users\Admin\AppData\Local\Microsoft\Windows\INetCache\IE\W9QJOIKH\search[1].htm

Filesize
25B

MD5
8ba61a16b71609a08bfa35bc213fce49

SHA1
8374dddcc6b2ede14b0ea00a5870a11b57ced33f

SHA256
6aa63394c1f5e705b1e89c55ff19eed71957e735c3831a845ff62f74824e13f1

SHA512
5855f5b2a78877f7a27ff92eaaa900d81d02486e6e2ea81d80b6f6cf1fe254350444980017e00cdeecdd3c67b86e7acc90cd2d77f06210bdd1d7b1a71d262df1

Download Submit
C:\Users\Admin\AppData\Local\Temp\tmp7220.tmp

Filesize
29KB

MD5
a29dbefbed07331f3f89d47d00de80c7

SHA1
ae0078d966c50b5f2af9f858ad7e4056dd7fc1d3

SHA256
57b8bfdc6c1b7a3af3de7254f6b5fc31e79135b3af66230d22d77ec54ebc1eba

SHA512
4b87276efb3ff3c611abf624efad0d86964df4f2ba8b1f49f3f10c59762dd1ad98b5fb743ddd8b8043b209d4823ea70fd06289b2b7a5fc9954fbd9548748e752

Download Submit
C:\Users\Admin\AppData\Local\Temp\tmp73FD.tmp

Filesize
29KB

MD5
12b343476d587cbbeb8bdecd0784b600

SHA1
5f19e02035839aa1ebe87754c5ea4058b3c155e7

SHA256
de50b0866a2d08cc60df982e7ed0fcd941c92009d75d2c4ad274a05fb590a0f1

SHA512
1cf63042d10064d5d258b885f4f90aed6a8a08dd749cc387d43c33b135411201623c4ff955ddfc85b3feed272a3f2ce4b8e8ba048c2474163e3b67d10645cdc5

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

Filesize
320B

MD5
2da6278982a04ed7248ee83c41871115

SHA1
8f7495b27205b650b73ee7f8585b4c28685a4a21

SHA256
3d08ce2116ae9f15e215dfe7e4ee9efbf94f02087b2306ff01fedaeb1da86f51

SHA512
5edf9900b9e3ecd4c352cbd02417da1514cee2abfdf09207fb1fa42205123a69bfe531053a7e8822822ffb8f4e7a91c6aab81e8e0881b38fe5976a84d45bcca6

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

Filesize
320B

MD5
8aae528cfc1c4907060294e5553f825e

SHA1
77a261556743f856917dcf83d20a39b3c13c81dd

SHA256
dc9dcc025b3403b9967f2edc26958b63e3483589939dff0e8dfa5e15cdbec74d

SHA512
f61036fffa036c6ee049c20528dee8c099846ab0030016cd92f3d4a204aa4b352cef16117220a3a614d1137c0dd259586b2eaa88b8571577d576a42882f4464e

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

Filesize
320B

MD5
e63d7749e9d63b01e294d643fb3966bf

SHA1
e1d59187a246a2fb2d26bc8bdba38c9a19639f60

SHA256
fecc7ae9bddc401c9ad91b3a9805aad8be55c6bc11102d497893d87f4d001c19

SHA512
2987830df3048b972a00fca31c1ce95cb462ed64ebc8444dd4fea9fda8b58f5fbeef3b7503e9c59b0909e8d1bb8d0a8a6dc1fcebcc7c65eecd39b46ef2e5d2ee

Download Submit
C:\Windows\services.exe

Filesize
8KB

MD5
b0fe74719b1b647e2056641931907f4a

SHA1
e858c206d2d1542a79936cb00d85da853bfc95e2

SHA256
bf316f51d0c345d61eaee3940791b64e81f676e3bca42bad61073227bee6653c

SHA512
9c82e88264696d0dadef9c0442ad8d1183e48f0fb355a4fc9bf4fa5db4e27745039f98b1fd1febff620a5ded6dd493227f00d7d2e74b19757685aa8655f921c2

Download Submit
memory/920-13-0x0000000000500000-0x0000000000510200-memory.dmp

Filesize
64KB

Download
memory/920-27-0x0000000000500000-0x0000000000510200-memory.dmp

Filesize
64KB

Download
memory/920-0-0x0000000000500000-0x0000000000510200-memory.dmp

Filesize
64KB

Download
memory/920-188-0x0000000000500000-0x0000000000510200-memory.dmp

Filesize
64KB

Download
memory/920-80-0x0000000000500000-0x0000000000510200-memory.dmp

Filesize
64KB

Download
memory/920-151-0x0000000000500000-0x0000000000510200-memory.dmp

Filesize
64KB

Download
memory/920-227-0x0000000000500000-0x0000000000510200-memory.dmp

Filesize
64KB

Download
memory/920-142-0x0000000000500000-0x0000000000510200-memory.dmp

Filesize
64KB

Download
memory/920-131-0x0000000000500000-0x0000000000510200-memory.dmp

Filesize
64KB

Download
memory/3260-26-0x0000000000400000-0x0000000000408000-memory.dmp

Filesize
32KB

Download
memory/3260-132-0x0000000000400000-0x0000000000408000-memory.dmp

Filesize
32KB

Download
memory/3260-143-0x0000000000400000-0x0000000000408000-memory.dmp

Filesize
32KB

Download
memory/3260-147-0x0000000000400000-0x0000000000408000-memory.dmp

Filesize
32KB

Download
memory/3260-81-0x0000000000400000-0x0000000000408000-memory.dmp

Filesize
32KB

Download
memory/3260-152-0x0000000000400000-0x0000000000408000-memory.dmp

Filesize
32KB

Download
memory/3260-28-0x0000000000400000-0x0000000000408000-memory.dmp

Filesize
32KB

Download
memory/3260-21-0x0000000000400000-0x0000000000408000-memory.dmp

Filesize
32KB

Download
memory/3260-16-0x0000000000400000-0x0000000000408000-memory.dmp

Filesize
32KB

Download
memory/3260-15-0x0000000000400000-0x0000000000408000-memory.dmp

Filesize
32KB

Download
memory/3260-195-0x0000000000400000-0x0000000000408000-memory.dmp

Filesize
32KB

Download
memory/3260-6-0x0000000000400000-0x0000000000408000-memory.dmp

Filesize
32KB

Download
memory/3260-229-0x0000000000400000-0x0000000000408000-memory.dmp

Filesize
32KB

Download

Analysis

Sharing

General

Malware Config

Signatures

Processes

Network

MITRE ATT&CK Enterprise v15

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Downloads