mydoom | 8882aa2d209775f25c783116d73d46fa284b0edb80f2cccd79d0e670f2322282

Analysis

max time kernel
150s
max time network
150s
platform
windows7_x64
resource
win7-20240708-en
resource tags

arch:x64arch:x86image:win7-20240708-enlocale:en-usos:windows7-x64system
submitted
04-01-2025 22:54

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General

Target

JaffaCakes118_7cb4fca5b444e4eb2dd18688fd0be1c0.exe
Size

28KB
MD5

7cb4fca5b444e4eb2dd18688fd0be1c0
SHA1

f7da6d61d8a54f98a1670f74c6efe2fadcc95ce6
SHA256

8882aa2d209775f25c783116d73d46fa284b0edb80f2cccd79d0e670f2322282
SHA512

1bd27dfc1ffe553ff273f38c80e0d384be446761f6bcb8ef75592c5ce18e7f2ab756bb511037338791d070b39f5c9ab8bc9bbb990468f97ccd25ef56a3b7333d
SSDEEP

384:1vxBbK26lj5Id8SpHx9jLhsznnVxA1WmP5w7GGCJlqqwMyN3QzFW:Dv8IRRdsxq1DjJcqf3W

Score

10^/10

mydoom discovery persistence upx worm

Malware Config

Signatures

Detects MyDoom family 7 IoCs

resource	yara_rule
behavioral1/memory/2972-16-0x0000000000500000-0x0000000000510000-memory.dmp	family_mydoom
behavioral1/memory/2972-41-0x0000000000500000-0x0000000000510000-memory.dmp	family_mydoom
behavioral1/memory/2972-71-0x0000000000500000-0x0000000000510000-memory.dmp	family_mydoom
behavioral1/memory/2972-75-0x0000000000500000-0x0000000000510000-memory.dmp	family_mydoom
behavioral1/memory/2972-77-0x0000000000500000-0x0000000000510000-memory.dmp	family_mydoom
behavioral1/memory/2972-87-0x0000000000500000-0x0000000000510000-memory.dmp	family_mydoom
behavioral1/memory/2972-111-0x0000000000500000-0x0000000000510000-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
2516	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"	JaffaCakes118_7cb4fca5b444e4eb2dd18688fd0be1c0.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
behavioral1/memory/2972-0-0x0000000000500000-0x0000000000510000-memory.dmp	upx
behavioral1/memory/2972-4-0x0000000000220000-0x0000000000228000-memory.dmp	upx
behavioral1/files/0x0007000000019214-9.dat	upx
behavioral1/memory/2516-10-0x0000000000400000-0x0000000000408000-memory.dmp	upx
behavioral1/memory/2972-16-0x0000000000500000-0x0000000000510000-memory.dmp	upx
behavioral1/memory/2516-19-0x0000000000400000-0x0000000000408000-memory.dmp	upx
behavioral1/memory/2516-20-0x0000000000400000-0x0000000000408000-memory.dmp	upx
behavioral1/memory/2516-25-0x0000000000400000-0x0000000000408000-memory.dmp	upx
behavioral1/memory/2516-30-0x0000000000400000-0x0000000000408000-memory.dmp	upx
behavioral1/memory/2516-32-0x0000000000400000-0x0000000000408000-memory.dmp	upx
behavioral1/memory/2516-37-0x0000000000400000-0x0000000000408000-memory.dmp	upx
behavioral1/memory/2972-41-0x0000000000500000-0x0000000000510000-memory.dmp	upx
behavioral1/memory/2516-42-0x0000000000400000-0x0000000000408000-memory.dmp	upx
behavioral1/memory/2516-44-0x0000000000400000-0x0000000000408000-memory.dmp	upx
behavioral1/files/0x0005000000004ed7-59.dat	upx
behavioral1/memory/2516-72-0x0000000000400000-0x0000000000408000-memory.dmp	upx
behavioral1/memory/2972-71-0x0000000000500000-0x0000000000510000-memory.dmp	upx
behavioral1/memory/2972-75-0x0000000000500000-0x0000000000510000-memory.dmp	upx
behavioral1/memory/2516-76-0x0000000000400000-0x0000000000408000-memory.dmp	upx
behavioral1/memory/2516-78-0x0000000000400000-0x0000000000408000-memory.dmp	upx
behavioral1/memory/2972-77-0x0000000000500000-0x0000000000510000-memory.dmp	upx
behavioral1/memory/2516-83-0x0000000000400000-0x0000000000408000-memory.dmp	upx
behavioral1/memory/2516-88-0x0000000000400000-0x0000000000408000-memory.dmp	upx
behavioral1/memory/2972-87-0x0000000000500000-0x0000000000510000-memory.dmp	upx
behavioral1/memory/2516-90-0x0000000000400000-0x0000000000408000-memory.dmp	upx
behavioral1/memory/2516-112-0x0000000000400000-0x0000000000408000-memory.dmp	upx
behavioral1/memory/2972-111-0x0000000000500000-0x0000000000510000-memory.dmp	upx

Drops file in Windows directory 3 IoCs

description	ioc	Process
File created	C:\Windows\services.exe	JaffaCakes118_7cb4fca5b444e4eb2dd18688fd0be1c0.exe
File opened for modification	C:\Windows\java.exe	JaffaCakes118_7cb4fca5b444e4eb2dd18688fd0be1c0.exe
File created	C:\Windows\java.exe	JaffaCakes118_7cb4fca5b444e4eb2dd18688fd0be1c0.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	JaffaCakes118_7cb4fca5b444e4eb2dd18688fd0be1c0.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	services.exe

Modifies system certificate store 2 TTPs 2 IoCs

evasion spyware trojan

Install Root Certificate

T1553.004

Modify Registry

T1112

description	ioc	Process
Key created	\REGISTRY\MACHINE\SOFTWARE\Microsoft\SystemCertificates\ROOT\Certificates\CABD2A79A1076A31F21D253635CB039D4329A5E8	JaffaCakes118_7cb4fca5b444e4eb2dd18688fd0be1c0.exe
Set value (data)	\REGISTRY\MACHINE\SOFTWARE\Microsoft\SystemCertificates\ROOT\Certificates\CABD2A79A1076A31F21D253635CB039D4329A5E8\Blob = 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	JaffaCakes118_7cb4fca5b444e4eb2dd18688fd0be1c0.exe

Suspicious use of WriteProcessMemory 4 IoCs

description	pid	Process	procid_target
PID 2972 wrote to memory of 2516	2972	JaffaCakes118_7cb4fca5b444e4eb2dd18688fd0be1c0.exe	30
PID 2972 wrote to memory of 2516	2972	JaffaCakes118_7cb4fca5b444e4eb2dd18688fd0be1c0.exe	30
PID 2972 wrote to memory of 2516	2972	JaffaCakes118_7cb4fca5b444e4eb2dd18688fd0be1c0.exe	30
PID 2972 wrote to memory of 2516	2972	JaffaCakes118_7cb4fca5b444e4eb2dd18688fd0be1c0.exe	30

C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_7cb4fca5b444e4eb2dd18688fd0be1c0.exe
"C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_7cb4fca5b444e4eb2dd18688fd0be1c0.exe"
1⤵
- Adds Run key to start application
- Drops file in Windows directory
- System Location Discovery: System Language Discovery
- Modifies system certificate store
- Suspicious use of WriteProcessMemory
PID:2972
- 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:2516

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

Subvert Trust Controls

T1553

Install Root Certificate

T1553.004

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\LocalLow\Microsoft\CryptnetUrlCache\MetaData\94308059B57B3142E455B38A6EB92015

Filesize
342B

MD5
36e370dee00fb17ac5e6de12d98a29f9

SHA1
880a6a07a0cd78340985b55be4f06f6c23e34e3f

SHA256
545f9b96eddab3c72dc418aa6fdc580c5104236cdfdfe41dde2d4e28c86fd79a

SHA512
c8ff6a239c9d0e215247833d218ae1fad665b906a5b88be9cb43e3eba0d280c4bc3059212ecd0647a4a25ef63cc0cd937c72a09656351e31098f1c35c55f3d37

Download Submit
C:\Users\Admin\AppData\Local\Microsoft\Windows\Temporary Internet Files\Content.IE5\UQFHO95Z\search[1].htm

Filesize
25B

MD5
8ba61a16b71609a08bfa35bc213fce49

SHA1
8374dddcc6b2ede14b0ea00a5870a11b57ced33f

SHA256
6aa63394c1f5e705b1e89c55ff19eed71957e735c3831a845ff62f74824e13f1

SHA512
5855f5b2a78877f7a27ff92eaaa900d81d02486e6e2ea81d80b6f6cf1fe254350444980017e00cdeecdd3c67b86e7acc90cd2d77f06210bdd1d7b1a71d262df1

Download Submit
C:\Users\Admin\AppData\Local\Temp\CabE710.tmp

Filesize
70KB

MD5
49aebf8cbd62d92ac215b2923fb1b9f5

SHA1
1723be06719828dda65ad804298d0431f6aff976

SHA256
b33efcb95235b98b48508e019afa4b7655e80cf071defabd8b2123fc8b29307f

SHA512
bf86116b015fb56709516d686e168e7c9c68365136231cc51d0b6542ae95323a71d2c7acec84aad7dcecc2e410843f6d82a0a6d51b9acfc721a9c84fdd877b5b

Download Submit
C:\Users\Admin\AppData\Local\Temp\TarE81D.tmp

Filesize
181KB

MD5
4ea6026cf93ec6338144661bf1202cd1

SHA1
a1dec9044f750ad887935a01430bf49322fbdcb7

SHA256
8efbc21559ef8b1bcf526800d8070baad42474ce7198e26fa771dbb41a76b1d8

SHA512
6c7e0980e39aacf4c3689802353f464a08cd17753bd210ee997e5f2a455deb4f287a9ef74d84579dbde49bc96213cd2b8b247723919c412ea980aa6e6bfe218b

Download Submit
C:\Users\Admin\AppData\Local\Temp\tmpDE9F.tmp

Filesize
28KB

MD5
ff71e43c09bf43a49ad15ffe47ae557a

SHA1
e8953c1ff0b7dad8300505458fb554e572ce82b3

SHA256
108d2275d39e190df1b379864c879ed0e5d7e3ef9f61f6de7baddf4c98beecee

SHA512
ecaf98e0da7097ef05a01d9f597f95eb5f32636a560271df5ac230d04df43c171afdd8d8bed8d7e50e1982ca40246632d546e4e15ff6300f4448ee9380966db0

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

Filesize
1KB

MD5
e6236563b539697adea3377156e5a08b

SHA1
a97aa1d7a30c21b3b7aaf69897a21a1e6eba8eb8

SHA256
57bc77d79f3501e942f42150e3553dec1129a233d9a9ffb83c1d8bda250a763d

SHA512
ea2c5b5d7752a62752e720e5dcfadeed94db119877fb8177e57f46f6b509ba6511fe4803448f39eb31375f310b47087ecb70fcaf24a12bc7ae5bb788f5f2f7a1

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

Filesize
1KB

MD5
ba4e3a67eaaad8892e56e835c0ccc9bc

SHA1
f484630fb64a34d17230e4884593b7c539f3a43d

SHA256
08c32706c7e31b43b8eacdd4a1c800384be0ea5a5d2ecf290ec03ac4f4bea93f

SHA512
f2d7910f8014ee4bad967ad55447079defe9f88d5f6c98b4745c5cf4f35dae3787f477649dce8d9299093ed120426aa157b9ffcdd5054c1a7d7f22a736b4f001

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

Filesize
1KB

MD5
f140b15545316c07de0bc7b485ee7014

SHA1
0b47621d08aab50497cc2953845873abc0e856fd

SHA256
e9c96d8adea449da0ef68a98911dab0c4ad5989fd4af9de86360b68d5285c5e6

SHA512
525b4e333c491e3c8917b42067cc81f9d01f2c07e010b9430c9861f6b734d0b12f0705139a805f768d2f1e37052efca3d956a4b5f1df8cf61ba2b520773b87b8

Download Submit
C:\Windows\services.exe

Filesize
8KB

MD5
b0fe74719b1b647e2056641931907f4a

SHA1
e858c206d2d1542a79936cb00d85da853bfc95e2

SHA256
bf316f51d0c345d61eaee3940791b64e81f676e3bca42bad61073227bee6653c

SHA512
9c82e88264696d0dadef9c0442ad8d1183e48f0fb355a4fc9bf4fa5db4e27745039f98b1fd1febff620a5ded6dd493227f00d7d2e74b19757685aa8655f921c2

Download Submit
memory/2516-25-0x0000000000400000-0x0000000000408000-memory.dmp

Filesize
32KB

Download
memory/2516-19-0x0000000000400000-0x0000000000408000-memory.dmp

Filesize
32KB

Download
memory/2516-37-0x0000000000400000-0x0000000000408000-memory.dmp

Filesize
32KB

Download
memory/2516-10-0x0000000000400000-0x0000000000408000-memory.dmp

Filesize
32KB

Download
memory/2516-42-0x0000000000400000-0x0000000000408000-memory.dmp

Filesize
32KB

Download
memory/2516-44-0x0000000000400000-0x0000000000408000-memory.dmp

Filesize
32KB

Download
memory/2516-30-0x0000000000400000-0x0000000000408000-memory.dmp

Filesize
32KB

Download
memory/2516-112-0x0000000000400000-0x0000000000408000-memory.dmp

Filesize
32KB

Download
memory/2516-20-0x0000000000400000-0x0000000000408000-memory.dmp

Filesize
32KB

Download
memory/2516-72-0x0000000000400000-0x0000000000408000-memory.dmp

Filesize
32KB

Download
memory/2516-32-0x0000000000400000-0x0000000000408000-memory.dmp

Filesize
32KB

Download
memory/2516-90-0x0000000000400000-0x0000000000408000-memory.dmp

Filesize
32KB

Download
memory/2516-76-0x0000000000400000-0x0000000000408000-memory.dmp

Filesize
32KB

Download
memory/2516-78-0x0000000000400000-0x0000000000408000-memory.dmp

Filesize
32KB

Download
memory/2516-88-0x0000000000400000-0x0000000000408000-memory.dmp

Filesize
32KB

Download
memory/2516-83-0x0000000000400000-0x0000000000408000-memory.dmp

Filesize
32KB

Download
memory/2972-77-0x0000000000500000-0x0000000000510000-memory.dmp

Filesize
64KB

Download
memory/2972-87-0x0000000000500000-0x0000000000510000-memory.dmp

Filesize
64KB

Download
memory/2972-75-0x0000000000500000-0x0000000000510000-memory.dmp

Filesize
64KB

Download
memory/2972-71-0x0000000000500000-0x0000000000510000-memory.dmp

Filesize
64KB

Download
memory/2972-0-0x0000000000500000-0x0000000000510000-memory.dmp

Filesize
64KB

Download
memory/2972-111-0x0000000000500000-0x0000000000510000-memory.dmp

Filesize
64KB

Download
memory/2972-17-0x0000000000220000-0x0000000000228000-memory.dmp

Filesize
32KB

Download
memory/2972-16-0x0000000000500000-0x0000000000510000-memory.dmp

Filesize
64KB

Download
memory/2972-41-0x0000000000500000-0x0000000000510000-memory.dmp

Filesize
64KB

Download
memory/2972-4-0x0000000000220000-0x0000000000228000-memory.dmp

Filesize
32KB

Download

Analysis

Sharing

General

Malware Config

Signatures

Processes

Network

MITRE ATT&CK Enterprise v15

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Downloads