mydoom | 41cfee4d6f555e4ff0b9f4f3ae7131ee4ad9215ab488ced7a1e3fce4181a39f5

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
02-01-2025 04:43

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General

Target

JaffaCakes118_62b90eae8f75c01d328f6eb717b617b0.exe
Size

28KB
MD5

62b90eae8f75c01d328f6eb717b617b0
SHA1

611ce917e413c97d8f77681a0032a99e6fb56b70
SHA256

41cfee4d6f555e4ff0b9f4f3ae7131ee4ad9215ab488ced7a1e3fce4181a39f5
SHA512

dbb33084a3675a047747d6af89a8077000ec89b7cbf7ed7ffae56ad8326cb5b780e067b5f0719fc43c353e92623603f36e01b52b42b16898ff32591141dc6000
SSDEEP

384:1vxBbK26lj5Id8SpHx9jLhsznnVxA1WmP5w7GGCJlqqwMyN/oY/U:Dv8IRRdsxq1DjJcqfYvU

Score

10^/10

mydoom discovery persistence upx worm

Malware Config

Signatures

Detects MyDoom family 10 IoCs

resource	yara_rule
behavioral2/memory/1996-13-0x0000000000500000-0x0000000000510000-memory.dmp	family_mydoom
behavioral2/memory/1996-32-0x0000000000500000-0x0000000000510000-memory.dmp	family_mydoom
behavioral2/memory/1996-37-0x0000000000500000-0x0000000000510000-memory.dmp	family_mydoom
behavioral2/memory/1996-126-0x0000000000500000-0x0000000000510000-memory.dmp	family_mydoom
behavioral2/memory/1996-143-0x0000000000500000-0x0000000000510000-memory.dmp	family_mydoom
behavioral2/memory/1996-150-0x0000000000500000-0x0000000000510000-memory.dmp	family_mydoom
behavioral2/memory/1996-186-0x0000000000500000-0x0000000000510000-memory.dmp	family_mydoom
behavioral2/memory/1996-225-0x0000000000500000-0x0000000000510000-memory.dmp	family_mydoom
behavioral2/memory/1996-260-0x0000000000500000-0x0000000000510000-memory.dmp	family_mydoom
behavioral2/memory/1996-299-0x0000000000500000-0x0000000000510000-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
3532	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_62b90eae8f75c01d328f6eb717b617b0.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Microsoft\Windows\CurrentVersion\Run\Services = "C:\\Windows\\services.exe"	services.exe

UPX packed file 29 IoCs

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

upx

resource	yara_rule
behavioral2/memory/1996-0-0x0000000000500000-0x0000000000510000-memory.dmp	upx
behavioral2/files/0x0008000000023cbe-4.dat	upx
behavioral2/memory/3532-5-0x0000000000400000-0x0000000000408000-memory.dmp	upx
behavioral2/memory/1996-13-0x0000000000500000-0x0000000000510000-memory.dmp	upx
behavioral2/memory/3532-15-0x0000000000400000-0x0000000000408000-memory.dmp	upx
behavioral2/memory/3532-16-0x0000000000400000-0x0000000000408000-memory.dmp	upx
behavioral2/memory/3532-21-0x0000000000400000-0x0000000000408000-memory.dmp	upx
behavioral2/memory/3532-26-0x0000000000400000-0x0000000000408000-memory.dmp	upx
behavioral2/memory/3532-28-0x0000000000400000-0x0000000000408000-memory.dmp	upx
behavioral2/memory/1996-32-0x0000000000500000-0x0000000000510000-memory.dmp	upx
behavioral2/memory/3532-33-0x0000000000400000-0x0000000000408000-memory.dmp	upx
behavioral2/memory/1996-37-0x0000000000500000-0x0000000000510000-memory.dmp	upx
behavioral2/memory/3532-38-0x0000000000400000-0x0000000000408000-memory.dmp	upx
behavioral2/files/0x0002000000022187-43.dat	upx
behavioral2/memory/1996-126-0x0000000000500000-0x0000000000510000-memory.dmp	upx
behavioral2/memory/3532-127-0x0000000000400000-0x0000000000408000-memory.dmp	upx
behavioral2/memory/1996-143-0x0000000000500000-0x0000000000510000-memory.dmp	upx
behavioral2/memory/3532-144-0x0000000000400000-0x0000000000408000-memory.dmp	upx
behavioral2/memory/3532-149-0x0000000000400000-0x0000000000408000-memory.dmp	upx
behavioral2/memory/1996-150-0x0000000000500000-0x0000000000510000-memory.dmp	upx
behavioral2/memory/3532-151-0x0000000000400000-0x0000000000408000-memory.dmp	upx
behavioral2/memory/1996-186-0x0000000000500000-0x0000000000510000-memory.dmp	upx
behavioral2/memory/3532-187-0x0000000000400000-0x0000000000408000-memory.dmp	upx
behavioral2/memory/1996-225-0x0000000000500000-0x0000000000510000-memory.dmp	upx
behavioral2/memory/3532-226-0x0000000000400000-0x0000000000408000-memory.dmp	upx
behavioral2/memory/1996-260-0x0000000000500000-0x0000000000510000-memory.dmp	upx
behavioral2/memory/3532-261-0x0000000000400000-0x0000000000408000-memory.dmp	upx
behavioral2/memory/1996-299-0x0000000000500000-0x0000000000510000-memory.dmp	upx
behavioral2/memory/3532-300-0x0000000000400000-0x0000000000408000-memory.dmp	upx

Drops file in Windows directory 3 IoCs

description	ioc	Process
File created	C:\Windows\java.exe	JaffaCakes118_62b90eae8f75c01d328f6eb717b617b0.exe
File created	C:\Windows\services.exe	JaffaCakes118_62b90eae8f75c01d328f6eb717b617b0.exe
File opened for modification	C:\Windows\java.exe	JaffaCakes118_62b90eae8f75c01d328f6eb717b617b0.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_62b90eae8f75c01d328f6eb717b617b0.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	services.exe

Suspicious use of WriteProcessMemory 3 IoCs

description	pid	Process	procid_target
PID 1996 wrote to memory of 3532	1996	JaffaCakes118_62b90eae8f75c01d328f6eb717b617b0.exe	85
PID 1996 wrote to memory of 3532	1996	JaffaCakes118_62b90eae8f75c01d328f6eb717b617b0.exe	85
PID 1996 wrote to memory of 3532	1996	JaffaCakes118_62b90eae8f75c01d328f6eb717b617b0.exe	85

C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_62b90eae8f75c01d328f6eb717b617b0.exe
"C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_62b90eae8f75c01d328f6eb717b617b0.exe"
1⤵
- Adds Run key to start application
- Drops file in Windows directory
- System Location Discovery: System Language Discovery
- Suspicious use of WriteProcessMemory
PID:1996
- 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:3532

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\DQ67RYHS\default[7].htm

Filesize
305B

MD5
28d3586cf0fecdada411e6598d0d24b9

SHA1
87f72f1d3f9eb8682c25d9ffc0397064489903ff

SHA256
3f9df02aa51466baf3b4089857c0c9f84b40e8506a4322f3836ce2b995552593

SHA512
41e79f5946cbf77ec84555acb9cffecaeada064855c41a46b56c3102f0fb406a627d84347ac14a74768db87e93e68ca534887a32d4cf220e013ce24bfdfab0cc

Download Submit
C:\Users\Admin\AppData\Local\Microsoft\Windows\INetCache\IE\G94T3PNL\default[1].htm

Filesize
312B

MD5
c15952329e9cd008b41f979b6c76b9a2

SHA1
53c58cc742b5a0273df8d01ba2779a979c1ff967

SHA256
5d065a88f9a1fb565c2d70e87148d469dd9dcbbefea4ccc8c181745eda748ab7

SHA512
6aecdd949abcd2cb54e2fe3e1171ee47c247aa3980a0847b9934f506ef9b2d3180831adf6554c68b0621f9f9f3cd88767ef9487bc6e51cecd6a8857099a7b296

Download Submit
C:\Users\Admin\AppData\Local\Microsoft\Windows\INetCache\IE\PTWQX4L2\default[1].htm

Filesize
312B

MD5
5431b34b55fc2e8dfe8e2e977e26e6b5

SHA1
87cf8feeb854e523871271b6f5634576de3e7c40

SHA256
3d7c76daab98368a0dd25cd184db039cdd5d1bc9bd6e9bb91b289119047f5432

SHA512
6f309dd924ba012486bcf0e3bafe64899007893ea9863b6f4e5428384ad23d9942c74d17c42a5cf9922a0e0fd8d61c287a2288a945a775586125d53376b9325c

Download Submit
C:\Users\Admin\AppData\Local\Microsoft\Windows\INetCache\IE\PTWQX4L2\default[7].htm

Filesize
310B

MD5
2a8026547dafd0504845f41881ed3ab4

SHA1
bedb776ce5eb9d61e602562a926d0fe182d499db

SHA256
231fe7c979332b82ceccc3b3c0c2446bc2c3cab5c46fb7687c4bb579a8bba7ce

SHA512
1f6fa43fc0cf5cbdb22649a156f36914b2479a93d220bf0e23a32c086da46dd37e8f3a789e7a405abef0782e7b3151087d253c63c6cefcad10fd47c699fbcf97

Download Submit
C:\Users\Admin\AppData\Local\Microsoft\Windows\INetCache\IE\PTWQX4L2\search[1].htm

Filesize
25B

MD5
8ba61a16b71609a08bfa35bc213fce49

SHA1
8374dddcc6b2ede14b0ea00a5870a11b57ced33f

SHA256
6aa63394c1f5e705b1e89c55ff19eed71957e735c3831a845ff62f74824e13f1

SHA512
5855f5b2a78877f7a27ff92eaaa900d81d02486e6e2ea81d80b6f6cf1fe254350444980017e00cdeecdd3c67b86e7acc90cd2d77f06210bdd1d7b1a71d262df1

Download Submit
C:\Users\Admin\AppData\Local\Temp\rxkn9ioex.log

Filesize
1KB

MD5
586e80ee0eeeec549463fa243a4d5a48

SHA1
afb6d096747d399887b9e45daa8767b16678670b

SHA256
d6e2d13d5875d0a96c290ea82384650eef491e392895f2dad22025ec929cc1a1

SHA512
ce67fee8e3a6dba98291f04402849847fa3490bc8846d88edeb04b0d2635d2025e2ad80d5a81f58442130436812472ba2fe77da787a9cc8e8c9d2253920386e2

Download Submit
C:\Users\Admin\AppData\Local\Temp\tmp775E.tmp

Filesize
28KB

MD5
bdc94c1516abe397ac3ff2f17b4472a6

SHA1
4bcef4a47e25d711bd1808c2e03fbd60043ab251

SHA256
a0cd0ff6f6517dd7f12ab43abb8e0dd3c86655dfbcf1a615959bf35386faf196

SHA512
03907aafd0f025928bf29768a402aa5e41c8b40a1696a400fe4eb7eec219341a00b0116476b48b72bd3bcff946eb8b7ec392c2a2ee7114ac4f1d2c929fdd7a44

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

Filesize
1KB

MD5
ecc71bead3a1f8f962424be3728c55b3

SHA1
01e858be558b7b1197eeb82262bf73402203b2f3

SHA256
03d3189b3b4755d4dbdc295dc2ef3181909394f50ecdf1d216ca381321f9d7f2

SHA512
10182579fcdddef746016c3d71ac22c98c7364dc73d49e345cd4c969d1669fac4516a7c6e3c79c6b079600d9c98b757d46b70056593c43ee6373c3047a8a6492

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

Filesize
1KB

MD5
f76e4cbbf2dd5ce879ea805ab0166b95

SHA1
3f749dbd03825698006fa3d3108e3fa15d1fa6b3

SHA256
26f8d02c45dfc0c8ea37cbaafb70f4dfed138c10fbc7901d9143f931c2edc22b

SHA512
3bdb473fd46a3174ef8c23a019da69a446e436c498a80a0feb5d95c0cc402619fbc4c9255b8d631a282ac23e9c0e3862384db7aca5844615027557f19ebd6a77

Download Submit
C:\Windows\services.exe

Filesize
8KB

MD5
b0fe74719b1b647e2056641931907f4a

SHA1
e858c206d2d1542a79936cb00d85da853bfc95e2

SHA256
bf316f51d0c345d61eaee3940791b64e81f676e3bca42bad61073227bee6653c

SHA512
9c82e88264696d0dadef9c0442ad8d1183e48f0fb355a4fc9bf4fa5db4e27745039f98b1fd1febff620a5ded6dd493227f00d7d2e74b19757685aa8655f921c2

Download Submit
memory/1996-32-0x0000000000500000-0x0000000000510000-memory.dmp

Filesize
64KB

Download
memory/1996-37-0x0000000000500000-0x0000000000510000-memory.dmp

Filesize
64KB

Download
memory/1996-186-0x0000000000500000-0x0000000000510000-memory.dmp

Filesize
64KB

Download
memory/1996-13-0x0000000000500000-0x0000000000510000-memory.dmp

Filesize
64KB

Download
memory/1996-150-0x0000000000500000-0x0000000000510000-memory.dmp

Filesize
64KB

Download
memory/1996-260-0x0000000000500000-0x0000000000510000-memory.dmp

Filesize
64KB

Download
memory/1996-126-0x0000000000500000-0x0000000000510000-memory.dmp

Filesize
64KB

Download
memory/1996-0-0x0000000000500000-0x0000000000510000-memory.dmp

Filesize
64KB

Download
memory/1996-225-0x0000000000500000-0x0000000000510000-memory.dmp

Filesize
64KB

Download
memory/1996-143-0x0000000000500000-0x0000000000510000-memory.dmp

Filesize
64KB

Download
memory/1996-299-0x0000000000500000-0x0000000000510000-memory.dmp

Filesize
64KB

Download
memory/3532-127-0x0000000000400000-0x0000000000408000-memory.dmp

Filesize
32KB

Download
memory/3532-149-0x0000000000400000-0x0000000000408000-memory.dmp

Filesize
32KB

Download
memory/3532-151-0x0000000000400000-0x0000000000408000-memory.dmp

Filesize
32KB

Download
memory/3532-144-0x0000000000400000-0x0000000000408000-memory.dmp

Filesize
32KB

Download
memory/3532-38-0x0000000000400000-0x0000000000408000-memory.dmp

Filesize
32KB

Download
memory/3532-187-0x0000000000400000-0x0000000000408000-memory.dmp

Filesize
32KB

Download
memory/3532-33-0x0000000000400000-0x0000000000408000-memory.dmp

Filesize
32KB

Download
memory/3532-28-0x0000000000400000-0x0000000000408000-memory.dmp

Filesize
32KB

Download
memory/3532-226-0x0000000000400000-0x0000000000408000-memory.dmp

Filesize
32KB

Download
memory/3532-26-0x0000000000400000-0x0000000000408000-memory.dmp

Filesize
32KB

Download
memory/3532-21-0x0000000000400000-0x0000000000408000-memory.dmp

Filesize
32KB

Download
memory/3532-261-0x0000000000400000-0x0000000000408000-memory.dmp

Filesize
32KB

Download
memory/3532-16-0x0000000000400000-0x0000000000408000-memory.dmp

Filesize
32KB

Download
memory/3532-300-0x0000000000400000-0x0000000000408000-memory.dmp

Filesize
32KB

Download
memory/3532-15-0x0000000000400000-0x0000000000408000-memory.dmp

Filesize
32KB

Download
memory/3532-5-0x0000000000400000-0x0000000000408000-memory.dmp

Filesize
32KB

Download

Analysis

Sharing

General

Malware Config

Signatures

Processes

Network

MITRE ATT&CK Enterprise v15

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Downloads