mydoom | 3ef05dd5e3b82dadbdde2e0c177bf0a18483efbd704668bfc732eef1157c342f

Analysis

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

arch:x64arch:x86image:win10v2004-20241007-enlocale:en-usos:windows10-2004-x64system
submitted
07-01-2025 11:04

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General

Target

3ef05dd5e3b82dadbdde2e0c177bf0a18483efbd704668bfc732eef1157c342fN.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 8 IoCs

resource	yara_rule
behavioral2/memory/4924-13-0x0000000000500000-0x0000000000510000-memory.dmp	family_mydoom
behavioral2/memory/4924-27-0x0000000000500000-0x0000000000510000-memory.dmp	family_mydoom
behavioral2/memory/4924-92-0x0000000000500000-0x0000000000510000-memory.dmp	family_mydoom
behavioral2/memory/4924-139-0x0000000000500000-0x0000000000510000-memory.dmp	family_mydoom
behavioral2/memory/4924-141-0x0000000000500000-0x0000000000510000-memory.dmp	family_mydoom
behavioral2/memory/4924-150-0x0000000000500000-0x0000000000510000-memory.dmp	family_mydoom
behavioral2/memory/4924-194-0x0000000000500000-0x0000000000510000-memory.dmp	family_mydoom
behavioral2/memory/4924-236-0x0000000000500000-0x0000000000510000-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
3300	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"	3ef05dd5e3b82dadbdde2e0c177bf0a18483efbd704668bfc732eef1157c342fN.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/4924-0-0x0000000000500000-0x0000000000510000-memory.dmp	upx
behavioral2/files/0x0032000000023b84-4.dat	upx
behavioral2/memory/3300-5-0x0000000000400000-0x0000000000408000-memory.dmp	upx
behavioral2/memory/4924-13-0x0000000000500000-0x0000000000510000-memory.dmp	upx
behavioral2/memory/3300-15-0x0000000000400000-0x0000000000408000-memory.dmp	upx
behavioral2/memory/3300-16-0x0000000000400000-0x0000000000408000-memory.dmp	upx
behavioral2/memory/3300-21-0x0000000000400000-0x0000000000408000-memory.dmp	upx
behavioral2/memory/3300-26-0x0000000000400000-0x0000000000408000-memory.dmp	upx
behavioral2/memory/4924-27-0x0000000000500000-0x0000000000510000-memory.dmp	upx
behavioral2/memory/3300-28-0x0000000000400000-0x0000000000408000-memory.dmp	upx
behavioral2/files/0x000c000000023ba3-41.dat	upx
behavioral2/memory/4924-92-0x0000000000500000-0x0000000000510000-memory.dmp	upx
behavioral2/memory/3300-93-0x0000000000400000-0x0000000000408000-memory.dmp	upx
behavioral2/memory/4924-139-0x0000000000500000-0x0000000000510000-memory.dmp	upx
behavioral2/memory/3300-140-0x0000000000400000-0x0000000000408000-memory.dmp	upx
behavioral2/memory/4924-141-0x0000000000500000-0x0000000000510000-memory.dmp	upx
behavioral2/memory/3300-142-0x0000000000400000-0x0000000000408000-memory.dmp	upx
behavioral2/memory/3300-146-0x0000000000400000-0x0000000000408000-memory.dmp	upx
behavioral2/memory/4924-150-0x0000000000500000-0x0000000000510000-memory.dmp	upx
behavioral2/memory/3300-151-0x0000000000400000-0x0000000000408000-memory.dmp	upx
behavioral2/memory/4924-194-0x0000000000500000-0x0000000000510000-memory.dmp	upx
behavioral2/memory/3300-199-0x0000000000400000-0x0000000000408000-memory.dmp	upx
behavioral2/memory/4924-236-0x0000000000500000-0x0000000000510000-memory.dmp	upx
behavioral2/memory/3300-237-0x0000000000400000-0x0000000000408000-memory.dmp	upx

Drops file in Windows directory 3 IoCs

description	ioc	Process
File opened for modification	C:\Windows\java.exe	3ef05dd5e3b82dadbdde2e0c177bf0a18483efbd704668bfc732eef1157c342fN.exe
File created	C:\Windows\java.exe	3ef05dd5e3b82dadbdde2e0c177bf0a18483efbd704668bfc732eef1157c342fN.exe
File created	C:\Windows\services.exe	3ef05dd5e3b82dadbdde2e0c177bf0a18483efbd704668bfc732eef1157c342fN.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	3ef05dd5e3b82dadbdde2e0c177bf0a18483efbd704668bfc732eef1157c342fN.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	services.exe

Suspicious use of WriteProcessMemory 3 IoCs

description	pid	Process	procid_target
PID 4924 wrote to memory of 3300	4924	3ef05dd5e3b82dadbdde2e0c177bf0a18483efbd704668bfc732eef1157c342fN.exe	83
PID 4924 wrote to memory of 3300	4924	3ef05dd5e3b82dadbdde2e0c177bf0a18483efbd704668bfc732eef1157c342fN.exe	83
PID 4924 wrote to memory of 3300	4924	3ef05dd5e3b82dadbdde2e0c177bf0a18483efbd704668bfc732eef1157c342fN.exe	83

C:\Users\Admin\AppData\Local\Temp\3ef05dd5e3b82dadbdde2e0c177bf0a18483efbd704668bfc732eef1157c342fN.exe
"C:\Users\Admin\AppData\Local\Temp\3ef05dd5e3b82dadbdde2e0c177bf0a18483efbd704668bfc732eef1157c342fN.exe"
1⤵
- Adds Run key to start application
- Drops file in Windows directory
- System Location Discovery: System Language Discovery
- Suspicious use of WriteProcessMemory
PID:4924
- 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:3300

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\8B3ZU6S9\default[1].htm

Filesize
312B

MD5
c15952329e9cd008b41f979b6c76b9a2

SHA1
53c58cc742b5a0273df8d01ba2779a979c1ff967

SHA256
5d065a88f9a1fb565c2d70e87148d469dd9dcbbefea4ccc8c181745eda748ab7

SHA512
6aecdd949abcd2cb54e2fe3e1171ee47c247aa3980a0847b9934f506ef9b2d3180831adf6554c68b0621f9f9f3cd88767ef9487bc6e51cecd6a8857099a7b296

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

Filesize
305B

MD5
157431349a057954f4227efc1383ecad

SHA1
69ccc939e6b36aa1fabb96ad999540a5ab118c48

SHA256
8553409a8a3813197c474a95d9ae35630e2a67f8e6f9f33b3f39ef4c78a8bfac

SHA512
6405adcfa81b53980f448c489c1d13506d874d839925bffe5826479105cbf5ba194a7bdb93095585441c79c58de42f1dab1138b3d561011dc60f4b66d11e9284

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

Filesize
312B

MD5
5431b34b55fc2e8dfe8e2e977e26e6b5

SHA1
87cf8feeb854e523871271b6f5634576de3e7c40

SHA256
3d7c76daab98368a0dd25cd184db039cdd5d1bc9bd6e9bb91b289119047f5432

SHA512
6f309dd924ba012486bcf0e3bafe64899007893ea9863b6f4e5428384ad23d9942c74d17c42a5cf9922a0e0fd8d61c287a2288a945a775586125d53376b9325c

Download Submit
C:\Users\Admin\AppData\Local\Microsoft\Windows\INetCache\IE\M6JHG9EK\search[2].htm

Filesize
25B

MD5
8ba61a16b71609a08bfa35bc213fce49

SHA1
8374dddcc6b2ede14b0ea00a5870a11b57ced33f

SHA256
6aa63394c1f5e705b1e89c55ff19eed71957e735c3831a845ff62f74824e13f1

SHA512
5855f5b2a78877f7a27ff92eaaa900d81d02486e6e2ea81d80b6f6cf1fe254350444980017e00cdeecdd3c67b86e7acc90cd2d77f06210bdd1d7b1a71d262df1

Download Submit
C:\Users\Admin\AppData\Local\Temp\tmp3788.tmp

Filesize
28KB

MD5
32c798e45909d2cb3ac2410adabc32af

SHA1
e1af6816c2dae484ae37cb6bc4ac6e1a03a26b52

SHA256
aafcffb2a5b1ca27147e37e40af01e07b7f8ea1c0eeb6df53e8b8247643262ca

SHA512
a0fb97e9c7febb103e8ae9a1ec3b409a8ab2b8212b5fe9d643e148a524c60753a27ca8d1a1105cac410731bb208008e728745399d1dde7ff3fe1cfe6516097b1

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

Filesize
1KB

MD5
f5927900d8cc1e1eb96edacc5554d961

SHA1
7ee4031698359d44b059c5e3f7bc60317efe2ea2

SHA256
0c5ce2823d0924c4a9576a64d55c2db05b012881c6379fde7d0180a876db889d

SHA512
d4145362081e8775021b89cf44c462c0a6f1aa49496ec3754b04cfdb99a7c54fe6342ebc9f9978552d5a95b998a5e17d0e3a64692c0829c7c4f4d46a52856de7

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

Filesize
1KB

MD5
3e8d21607ae0925ba446a3c5c8fc59fb

SHA1
719397b6da1c5229e48e73bf08f76fb636682f2d

SHA256
bae29f663efa44e154863211fd4552c754f034909747daa3711c646ce738a0bb

SHA512
91bf0fe8349e9f8cd383cecea9d87530f99e7c4c194a1f5a9fff338a6bdfdb6a6a4a2accaca0977f828a4271a0151b2aff12938a758135a30d43d255d742c9b6

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

Filesize
1KB

MD5
c5bc0a48c6944d8947eae8aa7a52e2dd

SHA1
9847ee7149a9627ed8556978dda4b639fd5c2b4a

SHA256
8a674f7c6286a8843b0a96b248e7989fc3f0a92a0ccc4136a4cb057161743ab0

SHA512
b3a52c79820ab7ba57ddc9ad93d7c7dc62d60be03a4e47f7d670c08f74c7ba456980546d14f81af3c51c2b6165d7a3f86b6362d60b7f4276308aa1534c5fe6d4

Download Submit
C:\Windows\services.exe

Filesize
8KB

MD5
b0fe74719b1b647e2056641931907f4a

SHA1
e858c206d2d1542a79936cb00d85da853bfc95e2

SHA256
bf316f51d0c345d61eaee3940791b64e81f676e3bca42bad61073227bee6653c

SHA512
9c82e88264696d0dadef9c0442ad8d1183e48f0fb355a4fc9bf4fa5db4e27745039f98b1fd1febff620a5ded6dd493227f00d7d2e74b19757685aa8655f921c2

Download Submit
memory/3300-15-0x0000000000400000-0x0000000000408000-memory.dmp

Filesize
32KB

Download
memory/3300-28-0x0000000000400000-0x0000000000408000-memory.dmp

Filesize
32KB

Download
memory/3300-16-0x0000000000400000-0x0000000000408000-memory.dmp

Filesize
32KB

Download
memory/3300-5-0x0000000000400000-0x0000000000408000-memory.dmp

Filesize
32KB

Download
memory/3300-93-0x0000000000400000-0x0000000000408000-memory.dmp

Filesize
32KB

Download
memory/3300-151-0x0000000000400000-0x0000000000408000-memory.dmp

Filesize
32KB

Download
memory/3300-237-0x0000000000400000-0x0000000000408000-memory.dmp

Filesize
32KB

Download
memory/3300-26-0x0000000000400000-0x0000000000408000-memory.dmp

Filesize
32KB

Download
memory/3300-140-0x0000000000400000-0x0000000000408000-memory.dmp

Filesize
32KB

Download
memory/3300-21-0x0000000000400000-0x0000000000408000-memory.dmp

Filesize
32KB

Download
memory/3300-142-0x0000000000400000-0x0000000000408000-memory.dmp

Filesize
32KB

Download
memory/3300-146-0x0000000000400000-0x0000000000408000-memory.dmp

Filesize
32KB

Download
memory/3300-199-0x0000000000400000-0x0000000000408000-memory.dmp

Filesize
32KB

Download
memory/4924-141-0x0000000000500000-0x0000000000510000-memory.dmp

Filesize
64KB

Download
memory/4924-0-0x0000000000500000-0x0000000000510000-memory.dmp

Filesize
64KB

Download
memory/4924-194-0x0000000000500000-0x0000000000510000-memory.dmp

Filesize
64KB

Download
memory/4924-150-0x0000000000500000-0x0000000000510000-memory.dmp

Filesize
64KB

Download
memory/4924-139-0x0000000000500000-0x0000000000510000-memory.dmp

Filesize
64KB

Download
memory/4924-236-0x0000000000500000-0x0000000000510000-memory.dmp

Filesize
64KB

Download
memory/4924-13-0x0000000000500000-0x0000000000510000-memory.dmp

Filesize
64KB

Download
memory/4924-92-0x0000000000500000-0x0000000000510000-memory.dmp

Filesize
64KB

Download
memory/4924-27-0x0000000000500000-0x0000000000510000-memory.dmp

Filesize
64KB

Download

Analysis

Sharing

General

Malware Config

Signatures

Processes

Network

MITRE ATT&CK Enterprise v15

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Downloads