mydoom | 51816b95b5b9ec8f014b40ba7da0da5c83fafc554b07c34076e84165c5e92db9

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
04-01-2025 21:13

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General

Target

JaffaCakes118_7bc9bdb13e8c5fe2b3cfa5a3bf80f6a0.exe
Size

28KB
MD5

7bc9bdb13e8c5fe2b3cfa5a3bf80f6a0
SHA1

d939c4e13c75cb85f3e7dece7449ac52d7d313a0
SHA256

51816b95b5b9ec8f014b40ba7da0da5c83fafc554b07c34076e84165c5e92db9
SHA512

33f5196d826a9c1a2aa1d76c8f495efb5f6596d329774b516586e01cc75c7d97eb144914c4181743d2647b0f8826f09dc59c7784a6f154dc137e63e6514209a9
SSDEEP

384:1vxBbK26lj5Id8SpHx9jLhsznnVxA1WmP5w7GGCJlqqwMyN5:Dv8IRRdsxq1DjJcqfe

Score

10^/10

mydoom discovery persistence upx worm

Malware Config

Signatures

Detects MyDoom family 11 IoCs

resource	yara_rule
behavioral2/memory/1660-13-0x0000000000500000-0x0000000000510000-memory.dmp	family_mydoom
behavioral2/memory/1660-32-0x0000000000500000-0x0000000000510000-memory.dmp	family_mydoom
behavioral2/memory/1660-111-0x0000000000500000-0x0000000000510000-memory.dmp	family_mydoom
behavioral2/memory/1660-155-0x0000000000500000-0x0000000000510000-memory.dmp	family_mydoom
behavioral2/memory/1660-159-0x0000000000500000-0x0000000000510000-memory.dmp	family_mydoom
behavioral2/memory/1660-164-0x0000000000500000-0x0000000000510000-memory.dmp	family_mydoom
behavioral2/memory/1660-166-0x0000000000500000-0x0000000000510000-memory.dmp	family_mydoom
behavioral2/memory/1660-217-0x0000000000500000-0x0000000000510000-memory.dmp	family_mydoom
behavioral2/memory/1660-263-0x0000000000500000-0x0000000000510000-memory.dmp	family_mydoom
behavioral2/memory/1660-300-0x0000000000500000-0x0000000000510000-memory.dmp	family_mydoom
behavioral2/memory/1660-335-0x0000000000500000-0x0000000000510000-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
2792	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_7bc9bdb13e8c5fe2b3cfa5a3bf80f6a0.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/1660-0-0x0000000000500000-0x0000000000510000-memory.dmp	upx
behavioral2/memory/2792-5-0x0000000000400000-0x0000000000408000-memory.dmp	upx
behavioral2/files/0x0008000000023caf-4.dat	upx
behavioral2/memory/1660-13-0x0000000000500000-0x0000000000510000-memory.dmp	upx
behavioral2/memory/2792-15-0x0000000000400000-0x0000000000408000-memory.dmp	upx
behavioral2/memory/2792-16-0x0000000000400000-0x0000000000408000-memory.dmp	upx
behavioral2/memory/2792-21-0x0000000000400000-0x0000000000408000-memory.dmp	upx
behavioral2/memory/2792-26-0x0000000000400000-0x0000000000408000-memory.dmp	upx
behavioral2/memory/2792-28-0x0000000000400000-0x0000000000408000-memory.dmp	upx
behavioral2/memory/1660-32-0x0000000000500000-0x0000000000510000-memory.dmp	upx
behavioral2/memory/2792-33-0x0000000000400000-0x0000000000408000-memory.dmp	upx
behavioral2/files/0x0008000000023ccd-38.dat	upx
behavioral2/memory/1660-111-0x0000000000500000-0x0000000000510000-memory.dmp	upx
behavioral2/memory/2792-112-0x0000000000400000-0x0000000000408000-memory.dmp	upx
behavioral2/memory/1660-155-0x0000000000500000-0x0000000000510000-memory.dmp	upx
behavioral2/memory/2792-156-0x0000000000400000-0x0000000000408000-memory.dmp	upx
behavioral2/memory/1660-159-0x0000000000500000-0x0000000000510000-memory.dmp	upx
behavioral2/memory/2792-160-0x0000000000400000-0x0000000000408000-memory.dmp	upx
behavioral2/memory/1660-164-0x0000000000500000-0x0000000000510000-memory.dmp	upx
behavioral2/memory/2792-165-0x0000000000400000-0x0000000000408000-memory.dmp	upx
behavioral2/memory/1660-166-0x0000000000500000-0x0000000000510000-memory.dmp	upx
behavioral2/memory/2792-178-0x0000000000400000-0x0000000000408000-memory.dmp	upx
behavioral2/memory/1660-217-0x0000000000500000-0x0000000000510000-memory.dmp	upx
behavioral2/memory/2792-218-0x0000000000400000-0x0000000000408000-memory.dmp	upx
behavioral2/memory/1660-263-0x0000000000500000-0x0000000000510000-memory.dmp	upx
behavioral2/memory/2792-264-0x0000000000400000-0x0000000000408000-memory.dmp	upx
behavioral2/memory/1660-300-0x0000000000500000-0x0000000000510000-memory.dmp	upx
behavioral2/memory/2792-301-0x0000000000400000-0x0000000000408000-memory.dmp	upx
behavioral2/memory/1660-335-0x0000000000500000-0x0000000000510000-memory.dmp	upx
behavioral2/memory/2792-336-0x0000000000400000-0x0000000000408000-memory.dmp	upx

Drops file in Windows directory 3 IoCs

description	ioc	Process
File created	C:\Windows\java.exe	JaffaCakes118_7bc9bdb13e8c5fe2b3cfa5a3bf80f6a0.exe
File created	C:\Windows\services.exe	JaffaCakes118_7bc9bdb13e8c5fe2b3cfa5a3bf80f6a0.exe
File opened for modification	C:\Windows\java.exe	JaffaCakes118_7bc9bdb13e8c5fe2b3cfa5a3bf80f6a0.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_7bc9bdb13e8c5fe2b3cfa5a3bf80f6a0.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	services.exe

Suspicious use of WriteProcessMemory 3 IoCs

description	pid	Process	procid_target
PID 1660 wrote to memory of 2792	1660	JaffaCakes118_7bc9bdb13e8c5fe2b3cfa5a3bf80f6a0.exe	82
PID 1660 wrote to memory of 2792	1660	JaffaCakes118_7bc9bdb13e8c5fe2b3cfa5a3bf80f6a0.exe	82
PID 1660 wrote to memory of 2792	1660	JaffaCakes118_7bc9bdb13e8c5fe2b3cfa5a3bf80f6a0.exe	82

C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_7bc9bdb13e8c5fe2b3cfa5a3bf80f6a0.exe
"C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_7bc9bdb13e8c5fe2b3cfa5a3bf80f6a0.exe"
1⤵
- Adds Run key to start application
- Drops file in Windows directory
- System Location Discovery: System Language Discovery
- Suspicious use of WriteProcessMemory
PID:1660
- 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:2792

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\0BHOTC3C\default[7].htm

Filesize
310B

MD5
2a8026547dafd0504845f41881ed3ab4

SHA1
bedb776ce5eb9d61e602562a926d0fe182d499db

SHA256
231fe7c979332b82ceccc3b3c0c2446bc2c3cab5c46fb7687c4bb579a8bba7ce

SHA512
1f6fa43fc0cf5cbdb22649a156f36914b2479a93d220bf0e23a32c086da46dd37e8f3a789e7a405abef0782e7b3151087d253c63c6cefcad10fd47c699fbcf97

Download Submit
C:\Users\Admin\AppData\Local\Microsoft\Windows\INetCache\IE\0BHOTC3C\default[8].htm

Filesize
312B

MD5
c15952329e9cd008b41f979b6c76b9a2

SHA1
53c58cc742b5a0273df8d01ba2779a979c1ff967

SHA256
5d065a88f9a1fb565c2d70e87148d469dd9dcbbefea4ccc8c181745eda748ab7

SHA512
6aecdd949abcd2cb54e2fe3e1171ee47c247aa3980a0847b9934f506ef9b2d3180831adf6554c68b0621f9f9f3cd88767ef9487bc6e51cecd6a8857099a7b296

Download Submit
C:\Users\Admin\AppData\Local\Microsoft\Windows\INetCache\IE\0TSRVAPX\default[3].htm

Filesize
305B

MD5
32bebbd769b4d92e90eb2630815ab675

SHA1
979095b7b8c81973a36be40187d14525973ca82f

SHA256
109d8ca823dca724c4f32557a8057783a6fb755d67fc74cf9df004731c7c432b

SHA512
784363cc3b020815ea603f60cf6478b4f973847f014f425f33012983209db48e2ef36a1a933b74adc644a4c1f8525a1cedd18682a18ff399187163b7706e50d5

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

Filesize
312B

MD5
e5c2364375c0a8a786a9508a840b6299

SHA1
bec1874db0d2348274b6656d1383e262f73e2bc6

SHA256
51b67ae1066eb179562cf80a8a156bbd4b139b83072f610bf62c0b6d58ed17f3

SHA512
ee19a8fa40bc7e991ac289eb30ceec8264d6071f124e99791022961c99f25b97def4f13fa96149eb52786d1104d85d20410e65a333304c0df6ba858472a557d3

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

Filesize
25B

MD5
8ba61a16b71609a08bfa35bc213fce49

SHA1
8374dddcc6b2ede14b0ea00a5870a11b57ced33f

SHA256
6aa63394c1f5e705b1e89c55ff19eed71957e735c3831a845ff62f74824e13f1

SHA512
5855f5b2a78877f7a27ff92eaaa900d81d02486e6e2ea81d80b6f6cf1fe254350444980017e00cdeecdd3c67b86e7acc90cd2d77f06210bdd1d7b1a71d262df1

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

Filesize
312B

MD5
5431b34b55fc2e8dfe8e2e977e26e6b5

SHA1
87cf8feeb854e523871271b6f5634576de3e7c40

SHA256
3d7c76daab98368a0dd25cd184db039cdd5d1bc9bd6e9bb91b289119047f5432

SHA512
6f309dd924ba012486bcf0e3bafe64899007893ea9863b6f4e5428384ad23d9942c74d17c42a5cf9922a0e0fd8d61c287a2288a945a775586125d53376b9325c

Download Submit
C:\Users\Admin\AppData\Local\Microsoft\Windows\INetCache\IE\JAZ6MGFU\defaultORY0J6L6.htm

Filesize
308B

MD5
5243568476eb2052b2f3b67dc9053e86

SHA1
b126aa6506772f9024b76580bdf28b45e3a7f051

SHA256
2d458622dc76eb87e44cc7db89309efdf50f99821145ae86864fd1b714cbaa80

SHA512
3c68cef4e3daa4bca6e8b3aa5a31874be1e4dec38fe9781c6fe4890980744527d0c6818eeb519f8e6b322118e1f08302d85972fa7da4ba8be9421aabf9a77833

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[1].htm

Filesize
121KB

MD5
e73d51d50e0446a042b5759a42186531

SHA1
a2544419eea07c7f6e5ded371976b9310260c359

SHA256
36aa62f29172c1ec2fff2f4ad0f21204335df4a07c7b68a66a1e821b32c54071

SHA512
942a8c59cbe05ad883026ce9222cd996e44f665338045b0cbd82b67beaf0898a2ee8fd695ce388683dd09f3d806a0b6dd7f13b682abab068c655326cb6303142

Download Submit
C:\Users\Admin\AppData\Local\Temp\tmp7942.tmp

Filesize
28KB

MD5
8058acc0728a7650bcf8afc0f17d21ed

SHA1
05c45aa2cd14766f07e894592ff089c200f7a193

SHA256
dc4971b5eae2138b864040273d253e67a1840015e3a09a8a802fc8e9edc5eb05

SHA512
fb82beafb7171c746353c5201544d2401d2e539d317e4e31c440f24b9b5ab5dffc0a54b9a83bd476d113d7e5b577e1a0ca3376192e009f3d44e5fad7176e60a5

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

Filesize
1KB

MD5
445fbe5005ac47357905e9e5dd94db92

SHA1
ebb061c3d1f0953701c783ffe84bf364b45196f6

SHA256
eac3e2af32908fc3bbb1c53f26e729fff7053839ecbc6545a0c3d4fd7ed1165a

SHA512
ccd4f6b5a32a4f02bb96b46f1a9dd5451377919fdbbe81d8e0dc9b81c9c1823791f0834dc9806c9cdd8b053febf9f9b7088d96425e2987690946c85bc97f8dc9

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

Filesize
1KB

MD5
56fdabc05f40ea34b2587a18e56a40c6

SHA1
01c0486106abda4948e0f2fae816a1d79a2d8f51

SHA256
67b904c2106206eba3366a933244dd902bf90aa8611b28079947f5ae5b7f88c4

SHA512
d0fcb45d3c6ba26bebaad62714e0a04bdfc795fd228cb380d4a6143636caa4746ea21ac3e62ea85c25c883263f031f5a257b8eb18e48db6c70d8aed34d820f9e

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

Filesize
1KB

MD5
608487a20b90789ee4e4ef43164d30a9

SHA1
af1674fa371b19bce6828a880d99d0922e57f114

SHA256
ea4168b3c4cb6185e95c02189a9d226b744755e2d7ff7b575c1abcc422d8bde0

SHA512
9ca849b305d5544b0fb8ea9f857bf8c0debcfeee38eb5d0099f1e71edd65ddbbd20d60ae055da5628a45d259808334e0c2c2fd5d33fd58b96e008fee6f137ae9

Download Submit
C:\Windows\services.exe

Filesize
8KB

MD5
b0fe74719b1b647e2056641931907f4a

SHA1
e858c206d2d1542a79936cb00d85da853bfc95e2

SHA256
bf316f51d0c345d61eaee3940791b64e81f676e3bca42bad61073227bee6653c

SHA512
9c82e88264696d0dadef9c0442ad8d1183e48f0fb355a4fc9bf4fa5db4e27745039f98b1fd1febff620a5ded6dd493227f00d7d2e74b19757685aa8655f921c2

Download Submit
memory/1660-32-0x0000000000500000-0x0000000000510000-memory.dmp

Filesize
64KB

Download
memory/1660-217-0x0000000000500000-0x0000000000510000-memory.dmp

Filesize
64KB

Download
memory/1660-111-0x0000000000500000-0x0000000000510000-memory.dmp

Filesize
64KB

Download
memory/1660-155-0x0000000000500000-0x0000000000510000-memory.dmp

Filesize
64KB

Download
memory/1660-13-0x0000000000500000-0x0000000000510000-memory.dmp

Filesize
64KB

Download
memory/1660-159-0x0000000000500000-0x0000000000510000-memory.dmp

Filesize
64KB

Download
memory/1660-335-0x0000000000500000-0x0000000000510000-memory.dmp

Filesize
64KB

Download
memory/1660-164-0x0000000000500000-0x0000000000510000-memory.dmp

Filesize
64KB

Download
memory/1660-300-0x0000000000500000-0x0000000000510000-memory.dmp

Filesize
64KB

Download
memory/1660-166-0x0000000000500000-0x0000000000510000-memory.dmp

Filesize
64KB

Download
memory/1660-263-0x0000000000500000-0x0000000000510000-memory.dmp

Filesize
64KB

Download
memory/1660-0-0x0000000000500000-0x0000000000510000-memory.dmp

Filesize
64KB

Download
memory/2792-301-0x0000000000400000-0x0000000000408000-memory.dmp

Filesize
32KB

Download
memory/2792-26-0x0000000000400000-0x0000000000408000-memory.dmp

Filesize
32KB

Download
memory/2792-218-0x0000000000400000-0x0000000000408000-memory.dmp

Filesize
32KB

Download
memory/2792-28-0x0000000000400000-0x0000000000408000-memory.dmp

Filesize
32KB

Download
memory/2792-178-0x0000000000400000-0x0000000000408000-memory.dmp

Filesize
32KB

Download
memory/2792-264-0x0000000000400000-0x0000000000408000-memory.dmp

Filesize
32KB

Download
memory/2792-112-0x0000000000400000-0x0000000000408000-memory.dmp

Filesize
32KB

Download
memory/2792-165-0x0000000000400000-0x0000000000408000-memory.dmp

Filesize
32KB

Download
memory/2792-33-0x0000000000400000-0x0000000000408000-memory.dmp

Filesize
32KB

Download
memory/2792-21-0x0000000000400000-0x0000000000408000-memory.dmp

Filesize
32KB

Download
memory/2792-160-0x0000000000400000-0x0000000000408000-memory.dmp

Filesize
32KB

Download
memory/2792-336-0x0000000000400000-0x0000000000408000-memory.dmp

Filesize
32KB

Download
memory/2792-16-0x0000000000400000-0x0000000000408000-memory.dmp

Filesize
32KB

Download
memory/2792-15-0x0000000000400000-0x0000000000408000-memory.dmp

Filesize
32KB

Download
memory/2792-156-0x0000000000400000-0x0000000000408000-memory.dmp

Filesize
32KB

Download
memory/2792-5-0x0000000000400000-0x0000000000408000-memory.dmp

Filesize
32KB

Download

Analysis

Sharing

General

Malware Config

Signatures

Processes

Network

MITRE ATT&CK Enterprise v15

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Downloads