mydoom | 4fa099c1f3f7108387f3bba95fe9659aecbde7715accad34e0d4abbfe4e3da26

Analysis

max time kernel
150s
max time network
151s
platform
windows10-2004_x64
resource
win10v2004-20241007-en
resource tags

arch:x64arch:x86image:win10v2004-20241007-enlocale:en-usos:windows10-2004-x64system
submitted
01-01-2025 22:57

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General

Target

4fa099c1f3f7108387f3bba95fe9659aecbde7715accad34e0d4abbfe4e3da26.exe
Size

29KB
MD5

23d2fb068152fa97675935c411d4b4df
SHA1

c7190799db7d337ad8dabfa2168205e599cb9d8f
SHA256

4fa099c1f3f7108387f3bba95fe9659aecbde7715accad34e0d4abbfe4e3da26
SHA512

088aad1bca934c01a55ad45816870aa871fa13a37096ebadf160f841acdd5add62cb9ce77c4160df9e8699bee967d02d9a3e10be11ad43d14b9889ad314f43e6
SSDEEP

768:AEwHupU99d2JE0jNJJ83+8zzqgTdVY9/5hQ:AEwVs+0jNDY1qi/qhm

Score

10^/10

mydoom discovery persistence upx worm

Malware Config

Signatures

Detects MyDoom family 10 IoCs

resource	yara_rule
behavioral2/memory/1916-13-0x0000000000500000-0x0000000000510200-memory.dmp	family_mydoom
behavioral2/memory/1916-32-0x0000000000500000-0x0000000000510200-memory.dmp	family_mydoom
behavioral2/memory/1916-115-0x0000000000500000-0x0000000000510200-memory.dmp	family_mydoom
behavioral2/memory/1916-146-0x0000000000500000-0x0000000000510200-memory.dmp	family_mydoom
behavioral2/memory/1916-150-0x0000000000500000-0x0000000000510200-memory.dmp	family_mydoom
behavioral2/memory/1916-157-0x0000000000500000-0x0000000000510200-memory.dmp	family_mydoom
behavioral2/memory/1916-189-0x0000000000500000-0x0000000000510200-memory.dmp	family_mydoom
behavioral2/memory/1916-211-0x0000000000500000-0x0000000000510200-memory.dmp	family_mydoom
behavioral2/memory/1916-237-0x0000000000500000-0x0000000000510200-memory.dmp	family_mydoom
behavioral2/memory/1916-269-0x0000000000500000-0x0000000000510200-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
2448	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"	4fa099c1f3f7108387f3bba95fe9659aecbde7715accad34e0d4abbfe4e3da26.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/1916-0-0x0000000000500000-0x0000000000510200-memory.dmp	upx
behavioral2/files/0x000b000000023b4a-4.dat	upx
behavioral2/memory/2448-5-0x0000000000400000-0x0000000000408000-memory.dmp	upx
behavioral2/memory/1916-13-0x0000000000500000-0x0000000000510200-memory.dmp	upx
behavioral2/memory/2448-15-0x0000000000400000-0x0000000000408000-memory.dmp	upx
behavioral2/memory/2448-16-0x0000000000400000-0x0000000000408000-memory.dmp	upx
behavioral2/memory/2448-21-0x0000000000400000-0x0000000000408000-memory.dmp	upx
behavioral2/memory/2448-26-0x0000000000400000-0x0000000000408000-memory.dmp	upx
behavioral2/memory/2448-28-0x0000000000400000-0x0000000000408000-memory.dmp	upx
behavioral2/memory/1916-32-0x0000000000500000-0x0000000000510200-memory.dmp	upx
behavioral2/memory/2448-33-0x0000000000400000-0x0000000000408000-memory.dmp	upx
behavioral2/files/0x000c000000023b68-46.dat	upx
behavioral2/memory/1916-115-0x0000000000500000-0x0000000000510200-memory.dmp	upx
behavioral2/memory/2448-116-0x0000000000400000-0x0000000000408000-memory.dmp	upx
behavioral2/memory/1916-146-0x0000000000500000-0x0000000000510200-memory.dmp	upx
behavioral2/memory/2448-147-0x0000000000400000-0x0000000000408000-memory.dmp	upx
behavioral2/memory/1916-150-0x0000000000500000-0x0000000000510200-memory.dmp	upx
behavioral2/memory/2448-151-0x0000000000400000-0x0000000000408000-memory.dmp	upx
behavioral2/memory/2448-156-0x0000000000400000-0x0000000000408000-memory.dmp	upx
behavioral2/memory/1916-157-0x0000000000500000-0x0000000000510200-memory.dmp	upx
behavioral2/memory/2448-158-0x0000000000400000-0x0000000000408000-memory.dmp	upx
behavioral2/memory/1916-189-0x0000000000500000-0x0000000000510200-memory.dmp	upx
behavioral2/memory/2448-190-0x0000000000400000-0x0000000000408000-memory.dmp	upx
behavioral2/memory/1916-211-0x0000000000500000-0x0000000000510200-memory.dmp	upx
behavioral2/memory/2448-216-0x0000000000400000-0x0000000000408000-memory.dmp	upx
behavioral2/memory/1916-237-0x0000000000500000-0x0000000000510200-memory.dmp	upx
behavioral2/memory/2448-238-0x0000000000400000-0x0000000000408000-memory.dmp	upx
behavioral2/memory/1916-269-0x0000000000500000-0x0000000000510200-memory.dmp	upx
behavioral2/memory/2448-270-0x0000000000400000-0x0000000000408000-memory.dmp	upx

Drops file in Windows directory 3 IoCs

description	ioc	Process
File opened for modification	C:\Windows\java.exe	4fa099c1f3f7108387f3bba95fe9659aecbde7715accad34e0d4abbfe4e3da26.exe
File created	C:\Windows\java.exe	4fa099c1f3f7108387f3bba95fe9659aecbde7715accad34e0d4abbfe4e3da26.exe
File created	C:\Windows\services.exe	4fa099c1f3f7108387f3bba95fe9659aecbde7715accad34e0d4abbfe4e3da26.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	4fa099c1f3f7108387f3bba95fe9659aecbde7715accad34e0d4abbfe4e3da26.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	services.exe

Suspicious use of WriteProcessMemory 3 IoCs

description	pid	Process	procid_target
PID 1916 wrote to memory of 2448	1916	4fa099c1f3f7108387f3bba95fe9659aecbde7715accad34e0d4abbfe4e3da26.exe	82
PID 1916 wrote to memory of 2448	1916	4fa099c1f3f7108387f3bba95fe9659aecbde7715accad34e0d4abbfe4e3da26.exe	82
PID 1916 wrote to memory of 2448	1916	4fa099c1f3f7108387f3bba95fe9659aecbde7715accad34e0d4abbfe4e3da26.exe	82

C:\Users\Admin\AppData\Local\Temp\4fa099c1f3f7108387f3bba95fe9659aecbde7715accad34e0d4abbfe4e3da26.exe
"C:\Users\Admin\AppData\Local\Temp\4fa099c1f3f7108387f3bba95fe9659aecbde7715accad34e0d4abbfe4e3da26.exe"
1⤵
- Adds Run key to start application
- Drops file in Windows directory
- System Location Discovery: System Language Discovery
- Suspicious use of WriteProcessMemory
PID:1916
- 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:2448

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\0GUUC90F\default[3].htm

Filesize
304B

MD5
267ddfdbb8d492b25de208d84b290f1c

SHA1
9f57d9f19f25549e1232489a0c101a92e851de2f

SHA256
ef1f87447ae1ab45548d2934cf0dbd15a32b86359ff9fccfa48d76c1badf6586

SHA512
0709aa62d39d419d335183235dcf328e1dfe6997bd9bfbdeb01bb050df8dcab63ec2d4f46e4718ab389fa8e12af66dec2e3019c8871ac6e40927a25cb706c6b3

Download Submit
C:\Users\Admin\AppData\Local\Microsoft\Windows\INetCache\IE\0GUUC90F\default[8].htm

Filesize
308B

MD5
5243568476eb2052b2f3b67dc9053e86

SHA1
b126aa6506772f9024b76580bdf28b45e3a7f051

SHA256
2d458622dc76eb87e44cc7db89309efdf50f99821145ae86864fd1b714cbaa80

SHA512
3c68cef4e3daa4bca6e8b3aa5a31874be1e4dec38fe9781c6fe4890980744527d0c6818eeb519f8e6b322118e1f08302d85972fa7da4ba8be9421aabf9a77833

Download Submit
C:\Users\Admin\AppData\Local\Microsoft\Windows\INetCache\IE\IQ93NPJ1\default[1].htm

Filesize
312B

MD5
5431b34b55fc2e8dfe8e2e977e26e6b5

SHA1
87cf8feeb854e523871271b6f5634576de3e7c40

SHA256
3d7c76daab98368a0dd25cd184db039cdd5d1bc9bd6e9bb91b289119047f5432

SHA512
6f309dd924ba012486bcf0e3bafe64899007893ea9863b6f4e5428384ad23d9942c74d17c42a5cf9922a0e0fd8d61c287a2288a945a775586125d53376b9325c

Download Submit
C:\Users\Admin\AppData\Local\Microsoft\Windows\INetCache\IE\IQ93NPJ1\default[5].htm

Filesize
310B

MD5
2a8026547dafd0504845f41881ed3ab4

SHA1
bedb776ce5eb9d61e602562a926d0fe182d499db

SHA256
231fe7c979332b82ceccc3b3c0c2446bc2c3cab5c46fb7687c4bb579a8bba7ce

SHA512
1f6fa43fc0cf5cbdb22649a156f36914b2479a93d220bf0e23a32c086da46dd37e8f3a789e7a405abef0782e7b3151087d253c63c6cefcad10fd47c699fbcf97

Download Submit
C:\Users\Admin\AppData\Local\Microsoft\Windows\INetCache\IE\IQ93NPJ1\default[6].htm

Filesize
312B

MD5
c15952329e9cd008b41f979b6c76b9a2

SHA1
53c58cc742b5a0273df8d01ba2779a979c1ff967

SHA256
5d065a88f9a1fb565c2d70e87148d469dd9dcbbefea4ccc8c181745eda748ab7

SHA512
6aecdd949abcd2cb54e2fe3e1171ee47c247aa3980a0847b9934f506ef9b2d3180831adf6554c68b0621f9f9f3cd88767ef9487bc6e51cecd6a8857099a7b296

Download Submit
C:\Users\Admin\AppData\Local\Microsoft\Windows\INetCache\IE\WQOY74U4\default[6].htm

Filesize
312B

MD5
e5c2364375c0a8a786a9508a840b6299

SHA1
bec1874db0d2348274b6656d1383e262f73e2bc6

SHA256
51b67ae1066eb179562cf80a8a156bbd4b139b83072f610bf62c0b6d58ed17f3

SHA512
ee19a8fa40bc7e991ac289eb30ceec8264d6071f124e99791022961c99f25b97def4f13fa96149eb52786d1104d85d20410e65a333304c0df6ba858472a557d3

Download Submit
C:\Users\Admin\AppData\Local\Microsoft\Windows\INetCache\IE\WQOY74U4\search[1].htm

Filesize
25B

MD5
8ba61a16b71609a08bfa35bc213fce49

SHA1
8374dddcc6b2ede14b0ea00a5870a11b57ced33f

SHA256
6aa63394c1f5e705b1e89c55ff19eed71957e735c3831a845ff62f74824e13f1

SHA512
5855f5b2a78877f7a27ff92eaaa900d81d02486e6e2ea81d80b6f6cf1fe254350444980017e00cdeecdd3c67b86e7acc90cd2d77f06210bdd1d7b1a71d262df1

Download Submit
C:\Users\Admin\AppData\Local\Microsoft\Windows\INetCache\IE\ZA7RG4JF\default[1].htm

Filesize
305B

MD5
157431349a057954f4227efc1383ecad

SHA1
69ccc939e6b36aa1fabb96ad999540a5ab118c48

SHA256
8553409a8a3813197c474a95d9ae35630e2a67f8e6f9f33b3f39ef4c78a8bfac

SHA512
6405adcfa81b53980f448c489c1d13506d874d839925bffe5826479105cbf5ba194a7bdb93095585441c79c58de42f1dab1138b3d561011dc60f4b66d11e9284

Download Submit
C:\Users\Admin\AppData\Local\Microsoft\Windows\INetCache\IE\ZA7RG4JF\default[2].htm

Filesize
315B

MD5
14b82aec966e8e370a28053db081f4e9

SHA1
a0f30ebbdb4c69947d3bd41fa63ec4929dddd649

SHA256
202eada95ef503b303a05caf5a666f538236c7e697f5301fd178d994fa6e24cf

SHA512
ec04f1d86137dc4d75a47ba47bb2f2c912115372fa000cf986d13a04121aae9974011aa716c7da3893114e0d5d0e2fb680a6c2fd40a1f93f0e0bfd6fd625dfa7

Download Submit
C:\Users\Admin\AppData\Local\Temp\tmp6262.tmp

Filesize
29KB

MD5
eff4da1bcf5da71c03e80d2ac86b3e98

SHA1
566c3540aaf209e133fe61c34c72e50ab2579be6

SHA256
5752889c6a93f55ce7d72351cc9dd66d853de1ae5c01f427bff8701ddf9f83f0

SHA512
d6d9e9418f5aed10e25878b19ff29a6149f488bf5a8931d0512c65a8c2582d210bf259b9da5274c38c823e0e3ae4af4e958e8f3ae90ca9f16a032c75a26ae80e

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

Filesize
320B

MD5
fdbc8df2e7644923022c98da36781612

SHA1
5e3870b62262cf2e780aca9906f4925caa3fd06c

SHA256
d61b7ce2d8b3b8b5d574c9bf50b1983a3005f264934e7ad6510fea34493cbdf8

SHA512
cf067875966d2b747d4abdfcdbb13b83b320fbc6bfd9f2eb74adfb2468f8c45489e3147b3335dbeb8a5a635595df90af5d50c0b9acae6a392acfa15096d7e4ac

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

Filesize
320B

MD5
7ce4f4b8586202730b29226d7c8cff59

SHA1
956c52bffc435824b287ac3e235b67b9531f72a8

SHA256
cadb5a3c9eea46bf31193abf43a26c5d1184189217cb28e9d54d0d4487298c13

SHA512
7e1181d72de7f17ad96a7abd8f9115ab7ac896ca8cb8583c1524dd4ef1dfe8ffc7a0e93ad9e01a5bb32357a6cd774a6cd149aaeac5259d7e9401815b36b756ce

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

Filesize
320B

MD5
ab88d42a81b848d3fd1ae01ead6581ff

SHA1
c72537bde5e050c038a7dbd001281f7854bbfc8a

SHA256
c6ab7d21a3ce84eb5965675432244f79b1a10abda498e62fd64a04f036e5257f

SHA512
06d67202e24e37b38427931f722ef323a3c7664fe3bf9480ab614ae57fca92cdd067adaa64d52dc742f0edcf48762d2ba4cfab6dc34aa07b3fd57e9b0d9bc0de

Download Submit
C:\Windows\services.exe

Filesize
8KB

MD5
b0fe74719b1b647e2056641931907f4a

SHA1
e858c206d2d1542a79936cb00d85da853bfc95e2

SHA256
bf316f51d0c345d61eaee3940791b64e81f676e3bca42bad61073227bee6653c

SHA512
9c82e88264696d0dadef9c0442ad8d1183e48f0fb355a4fc9bf4fa5db4e27745039f98b1fd1febff620a5ded6dd493227f00d7d2e74b19757685aa8655f921c2

Download Submit
memory/1916-150-0x0000000000500000-0x0000000000510200-memory.dmp

Filesize
64KB

Download
memory/1916-237-0x0000000000500000-0x0000000000510200-memory.dmp

Filesize
64KB

Download
memory/1916-146-0x0000000000500000-0x0000000000510200-memory.dmp

Filesize
64KB

Download
memory/1916-32-0x0000000000500000-0x0000000000510200-memory.dmp

Filesize
64KB

Download
memory/1916-269-0x0000000000500000-0x0000000000510200-memory.dmp

Filesize
64KB

Download
memory/1916-0-0x0000000000500000-0x0000000000510200-memory.dmp

Filesize
64KB

Download
memory/1916-211-0x0000000000500000-0x0000000000510200-memory.dmp

Filesize
64KB

Download
memory/1916-157-0x0000000000500000-0x0000000000510200-memory.dmp

Filesize
64KB

Download
memory/1916-115-0x0000000000500000-0x0000000000510200-memory.dmp

Filesize
64KB

Download
memory/1916-13-0x0000000000500000-0x0000000000510200-memory.dmp

Filesize
64KB

Download
memory/1916-189-0x0000000000500000-0x0000000000510200-memory.dmp

Filesize
64KB

Download
memory/2448-151-0x0000000000400000-0x0000000000408000-memory.dmp

Filesize
32KB

Download
memory/2448-190-0x0000000000400000-0x0000000000408000-memory.dmp

Filesize
32KB

Download
memory/2448-158-0x0000000000400000-0x0000000000408000-memory.dmp

Filesize
32KB

Download
memory/2448-156-0x0000000000400000-0x0000000000408000-memory.dmp

Filesize
32KB

Download
memory/2448-216-0x0000000000400000-0x0000000000408000-memory.dmp

Filesize
32KB

Download
memory/2448-147-0x0000000000400000-0x0000000000408000-memory.dmp

Filesize
32KB

Download
memory/2448-116-0x0000000000400000-0x0000000000408000-memory.dmp

Filesize
32KB

Download
memory/2448-238-0x0000000000400000-0x0000000000408000-memory.dmp

Filesize
32KB

Download
memory/2448-33-0x0000000000400000-0x0000000000408000-memory.dmp

Filesize
32KB

Download
memory/2448-28-0x0000000000400000-0x0000000000408000-memory.dmp

Filesize
32KB

Download
memory/2448-26-0x0000000000400000-0x0000000000408000-memory.dmp

Filesize
32KB

Download
memory/2448-21-0x0000000000400000-0x0000000000408000-memory.dmp

Filesize
32KB

Download
memory/2448-270-0x0000000000400000-0x0000000000408000-memory.dmp

Filesize
32KB

Download
memory/2448-16-0x0000000000400000-0x0000000000408000-memory.dmp

Filesize
32KB

Download
memory/2448-15-0x0000000000400000-0x0000000000408000-memory.dmp

Filesize
32KB

Download
memory/2448-5-0x0000000000400000-0x0000000000408000-memory.dmp

Filesize
32KB

Download

Analysis

Sharing

General

Malware Config

Signatures

Processes

Network

MITRE ATT&CK Enterprise v15

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Downloads