mydoom | 3ef05dd5e3b82dadbdde2e0c177bf0a18483efbd704668bfc732eef1157c342f

Analysis

max time kernel
150s
max time network
153s
platform
windows10-2004_x64
resource
win10v2004-20241007-en
resource tags

arch:x64arch:x86image:win10v2004-20241007-enlocale:en-usos:windows10-2004-x64system
submitted
04-01-2025 07:34

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General

Target

JaffaCakes118_78753087b0232a198057cf60f5e2ce30.exe
Size

28KB
MD5

78753087b0232a198057cf60f5e2ce30
SHA1

5d5ca044305d2c78952092becf608ee720c062aa
SHA256

3ef05dd5e3b82dadbdde2e0c177bf0a18483efbd704668bfc732eef1157c342f
SHA512

c2d4fdfaf15e849c90f65f59be7ef15d15d31b86747226eeb5a30f58a95e1f3cd2c1d09424a064e160c4d519d3412c49cdd8edc070ece5c223029136631bab19
SSDEEP

384:1vxBbK26lj5Id8SpHx9jLhsznnVxA1WmP5w7GGCJlqqwMyNWeNxe:Dv8IRRdsxq1DjJcqf2Q

Score

10^/10

mydoom discovery persistence upx worm

Malware Config

Signatures

Detects MyDoom family 11 IoCs

resource	yara_rule
behavioral2/memory/1260-13-0x0000000000500000-0x0000000000510000-memory.dmp	family_mydoom
behavioral2/memory/1260-27-0x0000000000500000-0x0000000000510000-memory.dmp	family_mydoom
behavioral2/memory/1260-32-0x0000000000500000-0x0000000000510000-memory.dmp	family_mydoom
behavioral2/memory/1260-124-0x0000000000500000-0x0000000000510000-memory.dmp	family_mydoom
behavioral2/memory/1260-150-0x0000000000500000-0x0000000000510000-memory.dmp	family_mydoom
behavioral2/memory/1260-159-0x0000000000500000-0x0000000000510000-memory.dmp	family_mydoom
behavioral2/memory/1260-179-0x0000000000500000-0x0000000000510000-memory.dmp	family_mydoom
behavioral2/memory/1260-213-0x0000000000500000-0x0000000000510000-memory.dmp	family_mydoom
behavioral2/memory/1260-248-0x0000000000500000-0x0000000000510000-memory.dmp	family_mydoom
behavioral2/memory/1260-279-0x0000000000500000-0x0000000000510000-memory.dmp	family_mydoom
behavioral2/memory/1260-322-0x0000000000500000-0x0000000000510000-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
3888	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_78753087b0232a198057cf60f5e2ce30.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Microsoft\Windows\CurrentVersion\Run\Services = "C:\\Windows\\services.exe"	services.exe

UPX packed file 30 IoCs

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

upx

resource	yara_rule
behavioral2/memory/1260-0-0x0000000000500000-0x0000000000510000-memory.dmp	upx
behavioral2/files/0x0009000000023c73-4.dat	upx
behavioral2/memory/3888-5-0x0000000000400000-0x0000000000408000-memory.dmp	upx
behavioral2/memory/1260-13-0x0000000000500000-0x0000000000510000-memory.dmp	upx
behavioral2/memory/3888-15-0x0000000000400000-0x0000000000408000-memory.dmp	upx
behavioral2/memory/3888-16-0x0000000000400000-0x0000000000408000-memory.dmp	upx
behavioral2/memory/3888-21-0x0000000000400000-0x0000000000408000-memory.dmp	upx
behavioral2/memory/3888-26-0x0000000000400000-0x0000000000408000-memory.dmp	upx
behavioral2/memory/1260-27-0x0000000000500000-0x0000000000510000-memory.dmp	upx
behavioral2/memory/3888-28-0x0000000000400000-0x0000000000408000-memory.dmp	upx
behavioral2/memory/1260-32-0x0000000000500000-0x0000000000510000-memory.dmp	upx
behavioral2/memory/3888-33-0x0000000000400000-0x0000000000408000-memory.dmp	upx
behavioral2/files/0x0008000000023c91-38.dat	upx
behavioral2/memory/1260-124-0x0000000000500000-0x0000000000510000-memory.dmp	upx
behavioral2/memory/3888-125-0x0000000000400000-0x0000000000408000-memory.dmp	upx
behavioral2/memory/1260-150-0x0000000000500000-0x0000000000510000-memory.dmp	upx
behavioral2/memory/3888-151-0x0000000000400000-0x0000000000408000-memory.dmp	upx
behavioral2/memory/3888-155-0x0000000000400000-0x0000000000408000-memory.dmp	upx
behavioral2/memory/1260-159-0x0000000000500000-0x0000000000510000-memory.dmp	upx
behavioral2/memory/3888-160-0x0000000000400000-0x0000000000408000-memory.dmp	upx
behavioral2/memory/1260-179-0x0000000000500000-0x0000000000510000-memory.dmp	upx
behavioral2/memory/3888-180-0x0000000000400000-0x0000000000408000-memory.dmp	upx
behavioral2/memory/1260-213-0x0000000000500000-0x0000000000510000-memory.dmp	upx
behavioral2/memory/3888-217-0x0000000000400000-0x0000000000408000-memory.dmp	upx
behavioral2/memory/1260-248-0x0000000000500000-0x0000000000510000-memory.dmp	upx
behavioral2/memory/3888-249-0x0000000000400000-0x0000000000408000-memory.dmp	upx
behavioral2/memory/1260-279-0x0000000000500000-0x0000000000510000-memory.dmp	upx
behavioral2/memory/3888-280-0x0000000000400000-0x0000000000408000-memory.dmp	upx
behavioral2/memory/1260-322-0x0000000000500000-0x0000000000510000-memory.dmp	upx
behavioral2/memory/3888-323-0x0000000000400000-0x0000000000408000-memory.dmp	upx

Drops file in Windows directory 3 IoCs

description	ioc	Process
File opened for modification	C:\Windows\java.exe	JaffaCakes118_78753087b0232a198057cf60f5e2ce30.exe
File created	C:\Windows\java.exe	JaffaCakes118_78753087b0232a198057cf60f5e2ce30.exe
File created	C:\Windows\services.exe	JaffaCakes118_78753087b0232a198057cf60f5e2ce30.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_78753087b0232a198057cf60f5e2ce30.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	services.exe

Suspicious use of WriteProcessMemory 3 IoCs

description	pid	Process	procid_target
PID 1260 wrote to memory of 3888	1260	JaffaCakes118_78753087b0232a198057cf60f5e2ce30.exe	83
PID 1260 wrote to memory of 3888	1260	JaffaCakes118_78753087b0232a198057cf60f5e2ce30.exe	83
PID 1260 wrote to memory of 3888	1260	JaffaCakes118_78753087b0232a198057cf60f5e2ce30.exe	83

C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_78753087b0232a198057cf60f5e2ce30.exe
"C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_78753087b0232a198057cf60f5e2ce30.exe"
1⤵
- Adds Run key to start application
- Drops file in Windows directory
- System Location Discovery: System Language Discovery
- Suspicious use of WriteProcessMemory
PID:1260
- 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:3888

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\321WJBEQ\default[1].htm

Filesize
304B

MD5
267ddfdbb8d492b25de208d84b290f1c

SHA1
9f57d9f19f25549e1232489a0c101a92e851de2f

SHA256
ef1f87447ae1ab45548d2934cf0dbd15a32b86359ff9fccfa48d76c1badf6586

SHA512
0709aa62d39d419d335183235dcf328e1dfe6997bd9bfbdeb01bb050df8dcab63ec2d4f46e4718ab389fa8e12af66dec2e3019c8871ac6e40927a25cb706c6b3

Download Submit
C:\Users\Admin\AppData\Local\Microsoft\Windows\INetCache\IE\321WJBEQ\default[7].htm

Filesize
312B

MD5
5431b34b55fc2e8dfe8e2e977e26e6b5

SHA1
87cf8feeb854e523871271b6f5634576de3e7c40

SHA256
3d7c76daab98368a0dd25cd184db039cdd5d1bc9bd6e9bb91b289119047f5432

SHA512
6f309dd924ba012486bcf0e3bafe64899007893ea9863b6f4e5428384ad23d9942c74d17c42a5cf9922a0e0fd8d61c287a2288a945a775586125d53376b9325c

Download Submit
C:\Users\Admin\AppData\Local\Microsoft\Windows\INetCache\IE\321WJBEQ\search[1].htm

Filesize
25B

MD5
8ba61a16b71609a08bfa35bc213fce49

SHA1
8374dddcc6b2ede14b0ea00a5870a11b57ced33f

SHA256
6aa63394c1f5e705b1e89c55ff19eed71957e735c3831a845ff62f74824e13f1

SHA512
5855f5b2a78877f7a27ff92eaaa900d81d02486e6e2ea81d80b6f6cf1fe254350444980017e00cdeecdd3c67b86e7acc90cd2d77f06210bdd1d7b1a71d262df1

Download Submit
C:\Users\Admin\AppData\Local\Microsoft\Windows\INetCache\IE\9MFSIIMR\default[5].htm

Filesize
304B

MD5
cde2c6ec81201bdd39579745c69d502f

SHA1
e025748a7d4361b2803140ed0f0abda1797f5388

SHA256
a81000fc443c3c99e0e653cca135e16747e63bccebd5052ed64d7ae6f63f227f

SHA512
de5ca6169b2bb42a452ebd2f92c23bad3a98c01845a875336d6affe7f0192c2782b1f66f149019c0b880410c836fc45b2e9157dcccc7ad0d9e5953521a2151d4

Download Submit
C:\Users\Admin\AppData\Local\Microsoft\Windows\INetCache\IE\9MFSIIMR\default[7].htm

Filesize
312B

MD5
c15952329e9cd008b41f979b6c76b9a2

SHA1
53c58cc742b5a0273df8d01ba2779a979c1ff967

SHA256
5d065a88f9a1fb565c2d70e87148d469dd9dcbbefea4ccc8c181745eda748ab7

SHA512
6aecdd949abcd2cb54e2fe3e1171ee47c247aa3980a0847b9934f506ef9b2d3180831adf6554c68b0621f9f9f3cd88767ef9487bc6e51cecd6a8857099a7b296

Download Submit
C:\Users\Admin\AppData\Local\Microsoft\Windows\INetCache\IE\9MFSIIMR\default[8].htm

Filesize
315B

MD5
14b82aec966e8e370a28053db081f4e9

SHA1
a0f30ebbdb4c69947d3bd41fa63ec4929dddd649

SHA256
202eada95ef503b303a05caf5a666f538236c7e697f5301fd178d994fa6e24cf

SHA512
ec04f1d86137dc4d75a47ba47bb2f2c912115372fa000cf986d13a04121aae9974011aa716c7da3893114e0d5d0e2fb680a6c2fd40a1f93f0e0bfd6fd625dfa7

Download Submit
C:\Users\Admin\AppData\Local\Microsoft\Windows\INetCache\IE\GRYMSCZU\default[7].htm

Filesize
308B

MD5
5243568476eb2052b2f3b67dc9053e86

SHA1
b126aa6506772f9024b76580bdf28b45e3a7f051

SHA256
2d458622dc76eb87e44cc7db89309efdf50f99821145ae86864fd1b714cbaa80

SHA512
3c68cef4e3daa4bca6e8b3aa5a31874be1e4dec38fe9781c6fe4890980744527d0c6818eeb519f8e6b322118e1f08302d85972fa7da4ba8be9421aabf9a77833

Download Submit
C:\Users\Admin\AppData\Local\Microsoft\Windows\INetCache\IE\UV4TX9UP\default[1].htm

Filesize
304B

MD5
779eb6e922262fd34798d1da675ff1b9

SHA1
8ac9d18a9f1fd8ddb1bb8e6638c4faf7c38c08f4

SHA256
f5b7521dca08f599000d2234268361c7a0de6d916540f07841bd28ec4d28fa1c

SHA512
70654bf9abe3d5a399d9e010b4ba12743f789cf78f1c9e41ddf1377dd5179f24c871dfbb89876e17c2d1206ac18f49f42d0ca54517e2c25491d34c509b053ec7

Download Submit
C:\Users\Admin\AppData\Local\Temp\tmp73F3.tmp

Filesize
28KB

MD5
28a9e4acee0f91987c868e9d21db099f

SHA1
9e70b82b7c18b9431770b07651cde04d2bc3f62f

SHA256
2fc1409bf67844792cc93e74d8a53682c9cfa6e1a969523fa84cfc9376356c63

SHA512
ab91ecd3f2c33ae92cbb3cceabd9333d2371fa6d16141124be4081b1725f215fd486520eefff8d0647872fc682c46c1e742a74168c2f8dcb05501638dcf6168c

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

Filesize
1KB

MD5
ae94e596da9bee65691085ff90165da2

SHA1
0d895daa58992a39f8f0ec50e245f6c6e41427b9

SHA256
7169df19cdf47b140c8997b1b7378743e3a78ade4ec5935e54c964f2f5edab96

SHA512
64e027edc7ea3488d28d8253de02fbc4d4db1b74e21e5d4d061be32f51186edfda47d1dce8cfbe929a82305028f022013d2cbddf1dded7fab47718937ea2f276

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

Filesize
1KB

MD5
1633a4447dc29f760615f78d12237583

SHA1
5600e08ab62232bf6b309f04a86b8082d6b4ddc7

SHA256
40957de3d2830144f3fbb87bc1103e0ed5b0c1cffb7b631d592ac0b3ded8ff5c

SHA512
7c3c5cf862fd03a624990cbbaa65b4cd1323a8cad8f72913bdaad590b6493b8650f039d94cf68cf5fca7f3af758086c57bb73fe147eb522967bc1925b3646123

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

Filesize
1KB

MD5
d463b05adbd355cdabbb8d129414587f

SHA1
0eab6354a36af4beaa8655f61a114241769aeff0

SHA256
c8315a6f9037f130f81374a570e26e595b16df78af055863aed5f324985f5539

SHA512
24f3ec14471e7516ef96256ec4152cbeffa24a279771d56f44b3d9205a8206b7c076baf51e367b7a98e3ca3f4b8de48fd4428b50faf15720a924746840f44185

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

Filesize
1KB

MD5
5073c1acfb1277bd12a68fed2990eb68

SHA1
800367a23664a7b4c5885165c9434278fb9ec4e4

SHA256
a8a77c81be28aaf55217ab9b21323bfb38c85e0e7e5c028f72c0788159a190cb

SHA512
85cc55eba4cd837076c085e86e758d82ad2962d6aed9d7bb4c9307d5939f11eb2d9396ee911e24601cccdacea087b2bc7408d992f543fd01b0dca2952af3408d

Download Submit
C:\Windows\services.exe

Filesize
8KB

MD5
b0fe74719b1b647e2056641931907f4a

SHA1
e858c206d2d1542a79936cb00d85da853bfc95e2

SHA256
bf316f51d0c345d61eaee3940791b64e81f676e3bca42bad61073227bee6653c

SHA512
9c82e88264696d0dadef9c0442ad8d1183e48f0fb355a4fc9bf4fa5db4e27745039f98b1fd1febff620a5ded6dd493227f00d7d2e74b19757685aa8655f921c2

Download Submit
memory/1260-0-0x0000000000500000-0x0000000000510000-memory.dmp

Filesize
64KB

Download
memory/1260-124-0x0000000000500000-0x0000000000510000-memory.dmp

Filesize
64KB

Download
memory/1260-279-0x0000000000500000-0x0000000000510000-memory.dmp

Filesize
64KB

Download
memory/1260-27-0x0000000000500000-0x0000000000510000-memory.dmp

Filesize
64KB

Download
memory/1260-150-0x0000000000500000-0x0000000000510000-memory.dmp

Filesize
64KB

Download
memory/1260-213-0x0000000000500000-0x0000000000510000-memory.dmp

Filesize
64KB

Download
memory/1260-32-0x0000000000500000-0x0000000000510000-memory.dmp

Filesize
64KB

Download
memory/1260-159-0x0000000000500000-0x0000000000510000-memory.dmp

Filesize
64KB

Download
memory/1260-322-0x0000000000500000-0x0000000000510000-memory.dmp

Filesize
64KB

Download
memory/1260-13-0x0000000000500000-0x0000000000510000-memory.dmp

Filesize
64KB

Download
memory/1260-179-0x0000000000500000-0x0000000000510000-memory.dmp

Filesize
64KB

Download
memory/1260-248-0x0000000000500000-0x0000000000510000-memory.dmp

Filesize
64KB

Download
memory/3888-151-0x0000000000400000-0x0000000000408000-memory.dmp

Filesize
32KB

Download
memory/3888-217-0x0000000000400000-0x0000000000408000-memory.dmp

Filesize
32KB

Download
memory/3888-180-0x0000000000400000-0x0000000000408000-memory.dmp

Filesize
32KB

Download
memory/3888-249-0x0000000000400000-0x0000000000408000-memory.dmp

Filesize
32KB

Download
memory/3888-160-0x0000000000400000-0x0000000000408000-memory.dmp

Filesize
32KB

Download
memory/3888-155-0x0000000000400000-0x0000000000408000-memory.dmp

Filesize
32KB

Download
memory/3888-125-0x0000000000400000-0x0000000000408000-memory.dmp

Filesize
32KB

Download
memory/3888-280-0x0000000000400000-0x0000000000408000-memory.dmp

Filesize
32KB

Download
memory/3888-33-0x0000000000400000-0x0000000000408000-memory.dmp

Filesize
32KB

Download
memory/3888-28-0x0000000000400000-0x0000000000408000-memory.dmp

Filesize
32KB

Download
memory/3888-26-0x0000000000400000-0x0000000000408000-memory.dmp

Filesize
32KB

Download
memory/3888-323-0x0000000000400000-0x0000000000408000-memory.dmp

Filesize
32KB

Download
memory/3888-21-0x0000000000400000-0x0000000000408000-memory.dmp

Filesize
32KB

Download
memory/3888-16-0x0000000000400000-0x0000000000408000-memory.dmp

Filesize
32KB

Download
memory/3888-15-0x0000000000400000-0x0000000000408000-memory.dmp

Filesize
32KB

Download
memory/3888-5-0x0000000000400000-0x0000000000408000-memory.dmp

Filesize
32KB

Download

Analysis

Sharing

General

Malware Config

Signatures

Processes

Network

MITRE ATT&CK Enterprise v15

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Downloads