mydoom | 8b793e9a520a7262cab302380e4d24d17f2cfc7f488304822988f89741deb478

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
25-11-2024 00:08

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General

Target

8b793e9a520a7262cab302380e4d24d17f2cfc7f488304822988f89741deb478N.exe
Size

29KB
MD5

845f602be57dc363b5534afde1e8b810
SHA1

0f985fa2d47650cef7a48ccc128a698461b6f899
SHA256

8b793e9a520a7262cab302380e4d24d17f2cfc7f488304822988f89741deb478
SHA512

fa564444fe396864ef2035879dc5a01e893091e4cb6de76c84f97c4694b0a7c873645ac2aae0338c0c54662d46a4dfac0b3c5406e5f834f6bd401e8fee06e59b
SSDEEP

768:AEwHupU99d2JE0jNJJ83+8zzqgTdVY9/TuI:AEwVs+0jNDY1qi/qx

Score

10^/10

mydoom discovery persistence upx worm

Malware Config

Signatures

Detects MyDoom family 7 IoCs

Processes:

resource	yara_rule
behavioral2/memory/3480-13-0x0000000000500000-0x0000000000510200-memory.dmp	family_mydoom
behavioral2/memory/3480-32-0x0000000000500000-0x0000000000510200-memory.dmp	family_mydoom
behavioral2/memory/3480-98-0x0000000000500000-0x0000000000510200-memory.dmp	family_mydoom
behavioral2/memory/3480-134-0x0000000000500000-0x0000000000510200-memory.dmp	family_mydoom
behavioral2/memory/3480-138-0x0000000000500000-0x0000000000510200-memory.dmp	family_mydoom
behavioral2/memory/3480-145-0x0000000000500000-0x0000000000510200-memory.dmp	family_mydoom
behavioral2/memory/3480-182-0x0000000000500000-0x0000000000510200-memory.dmp	family_mydoom

MyDoom
MyDoom is a Worm that is written in C++.
worm mydoom
Mydoom family
mydoom

Executes dropped EXE 1 IoCs

Processes:

services.exe

pid	Process
3868	services.exe

Adds Run key to start application 2 TTPs 2 IoCs

persistence

Registry Run Keys / Startup Folder

T1547.001

Modify Registry

T1112

Processes:

8b793e9a520a7262cab302380e4d24d17f2cfc7f488304822988f89741deb478N.exeservices.exe

description	ioc	Process
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Microsoft\Windows\CurrentVersion\Run\JavaVM = "C:\\Windows\\java.exe"	8b793e9a520a7262cab302380e4d24d17f2cfc7f488304822988f89741deb478N.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Microsoft\Windows\CurrentVersion\Run\Services = "C:\\Windows\\services.exe"	services.exe

UPX packed file 23 IoCs

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

upx

Processes:

resource	yara_rule
behavioral2/memory/3480-0-0x0000000000500000-0x0000000000510200-memory.dmp	upx
behavioral2/files/0x0007000000023c9b-4.dat	upx
behavioral2/memory/3868-6-0x0000000000400000-0x0000000000408000-memory.dmp	upx
behavioral2/memory/3480-13-0x0000000000500000-0x0000000000510200-memory.dmp	upx
behavioral2/memory/3868-15-0x0000000000400000-0x0000000000408000-memory.dmp	upx
behavioral2/memory/3868-16-0x0000000000400000-0x0000000000408000-memory.dmp	upx
behavioral2/memory/3868-21-0x0000000000400000-0x0000000000408000-memory.dmp	upx
behavioral2/memory/3868-26-0x0000000000400000-0x0000000000408000-memory.dmp	upx
behavioral2/memory/3868-28-0x0000000000400000-0x0000000000408000-memory.dmp	upx
behavioral2/memory/3480-32-0x0000000000500000-0x0000000000510200-memory.dmp	upx
behavioral2/memory/3868-33-0x0000000000400000-0x0000000000408000-memory.dmp	upx
behavioral2/files/0x0009000000023cb5-43.dat	upx
behavioral2/memory/3480-98-0x0000000000500000-0x0000000000510200-memory.dmp	upx
behavioral2/memory/3868-99-0x0000000000400000-0x0000000000408000-memory.dmp	upx
behavioral2/memory/3480-134-0x0000000000500000-0x0000000000510200-memory.dmp	upx
behavioral2/memory/3868-135-0x0000000000400000-0x0000000000408000-memory.dmp	upx
behavioral2/memory/3480-138-0x0000000000500000-0x0000000000510200-memory.dmp	upx
behavioral2/memory/3868-139-0x0000000000400000-0x0000000000408000-memory.dmp	upx
behavioral2/memory/3868-144-0x0000000000400000-0x0000000000408000-memory.dmp	upx
behavioral2/memory/3480-145-0x0000000000500000-0x0000000000510200-memory.dmp	upx
behavioral2/memory/3868-146-0x0000000000400000-0x0000000000408000-memory.dmp	upx
behavioral2/memory/3480-182-0x0000000000500000-0x0000000000510200-memory.dmp	upx
behavioral2/memory/3868-183-0x0000000000400000-0x0000000000408000-memory.dmp	upx

Drops file in Windows directory 3 IoCs

Processes:

8b793e9a520a7262cab302380e4d24d17f2cfc7f488304822988f89741deb478N.exe

description	ioc	Process
File created	C:\Windows\services.exe	8b793e9a520a7262cab302380e4d24d17f2cfc7f488304822988f89741deb478N.exe
File opened for modification	C:\Windows\java.exe	8b793e9a520a7262cab302380e4d24d17f2cfc7f488304822988f89741deb478N.exe
File created	C:\Windows\java.exe	8b793e9a520a7262cab302380e4d24d17f2cfc7f488304822988f89741deb478N.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

Processes:

services.exe8b793e9a520a7262cab302380e4d24d17f2cfc7f488304822988f89741deb478N.exe

description	ioc	Process
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	services.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	8b793e9a520a7262cab302380e4d24d17f2cfc7f488304822988f89741deb478N.exe

Suspicious use of WriteProcessMemory 3 IoCs

Processes:

8b793e9a520a7262cab302380e4d24d17f2cfc7f488304822988f89741deb478N.exe

description	pid	Process	procid_target
PID 3480 wrote to memory of 3868	3480	8b793e9a520a7262cab302380e4d24d17f2cfc7f488304822988f89741deb478N.exe	82
PID 3480 wrote to memory of 3868	3480	8b793e9a520a7262cab302380e4d24d17f2cfc7f488304822988f89741deb478N.exe	82
PID 3480 wrote to memory of 3868	3480	8b793e9a520a7262cab302380e4d24d17f2cfc7f488304822988f89741deb478N.exe	82

C:\Users\Admin\AppData\Local\Temp\8b793e9a520a7262cab302380e4d24d17f2cfc7f488304822988f89741deb478N.exe
"C:\Users\Admin\AppData\Local\Temp\8b793e9a520a7262cab302380e4d24d17f2cfc7f488304822988f89741deb478N.exe"
1⤵
- Adds Run key to start application
- Drops file in Windows directory
- System Location Discovery: System Language Discovery
- Suspicious use of WriteProcessMemory
PID:3480
- 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:3868

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\GPUS7TYC\default[2].htm

Filesize
310B

MD5
2a8026547dafd0504845f41881ed3ab4

SHA1
bedb776ce5eb9d61e602562a926d0fe182d499db

SHA256
231fe7c979332b82ceccc3b3c0c2446bc2c3cab5c46fb7687c4bb579a8bba7ce

SHA512
1f6fa43fc0cf5cbdb22649a156f36914b2479a93d220bf0e23a32c086da46dd37e8f3a789e7a405abef0782e7b3151087d253c63c6cefcad10fd47c699fbcf97

Download Submit
C:\Users\Admin\AppData\Local\Microsoft\Windows\INetCache\IE\HOI3BGS3\default[4].htm

Filesize
312B

MD5
c15952329e9cd008b41f979b6c76b9a2

SHA1
53c58cc742b5a0273df8d01ba2779a979c1ff967

SHA256
5d065a88f9a1fb565c2d70e87148d469dd9dcbbefea4ccc8c181745eda748ab7

SHA512
6aecdd949abcd2cb54e2fe3e1171ee47c247aa3980a0847b9934f506ef9b2d3180831adf6554c68b0621f9f9f3cd88767ef9487bc6e51cecd6a8857099a7b296

Download Submit
C:\Users\Admin\AppData\Local\Microsoft\Windows\INetCache\IE\P2UT3MS5\search[3].htm

Filesize
25B

MD5
8ba61a16b71609a08bfa35bc213fce49

SHA1
8374dddcc6b2ede14b0ea00a5870a11b57ced33f

SHA256
6aa63394c1f5e705b1e89c55ff19eed71957e735c3831a845ff62f74824e13f1

SHA512
5855f5b2a78877f7a27ff92eaaa900d81d02486e6e2ea81d80b6f6cf1fe254350444980017e00cdeecdd3c67b86e7acc90cd2d77f06210bdd1d7b1a71d262df1

Download Submit
C:\Users\Admin\AppData\Local\Temp\tmp8606.tmp

Filesize
29KB

MD5
1e93fe2f97265d5b3d7621e85aa1510f

SHA1
ceac736d1bee1e583e92591f99e25a13993768ec

SHA256
15c345dd5377584ab82628f26b223fd398553460605965b04229e772d63bd59f

SHA512
1ac88c6bfdc3fb8ec3f1799b4a32150d4a27303af371ddf3b68c2a0056bd1d2d07e40d937d2df6534169a90569dc5546ea9b82401bbb2e22c545624ca4943e68

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

Filesize
352B

MD5
375340a3bd6d99559966ab255230ceed

SHA1
beae75d54c6552c55a87754379091113cc660487

SHA256
df07d282403dd94621961aa48add4cd78475550e6bdc8fdb835c5189fee5eb97

SHA512
69dde3672613998760013fe55690e619b028b7fd7a8c57a1deb57692f1f8cc65dfd1b8328baf7107e6c08b4bb8e29296e4da01899d0df063b0d9807192c23bd9

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

Filesize
352B

MD5
638225df89fa5456c4526d57dab3e4d6

SHA1
a7cb6526e749e5531be1ff12a35702a9c418f570

SHA256
89e3d03d9da41755c53b3eebc44682b52bf73fd112740741ded476c72b21e946

SHA512
fac538d1a3388cc778bf46fea5a18effc7a5b79d52f6884d2cb50f3066d7491671a04ed3c76f4102c94c0d6dd8294bf65123f18ce352e76c40cd1908acfb113d

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

Filesize
352B

MD5
8a38c0d11f90326c820e8fb6d79fc521

SHA1
f0ed1c18d559d37a4253d151378d6d583a25ae7c

SHA256
f3a905b38fdb0566a21eb7f5a4c80885e70f73237449429e51b898ebfa10975f

SHA512
12b3e3ee7cb38baa1ca3dbb90630d02351416564186cc3a81e2af1d43f4f70c2cc42d49a0e88534c717fd55f621cb6a13779a55a49d1a97d1ba833bbc90733b6

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

MD5
d41d8cd98f00b204e9800998ecf8427e

SHA1
da39a3ee5e6b4b0d3255bfef95601890afd80709

SHA256
e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855

SHA512
cf83e1357eefb8bdf1542850d66d8007d620e4050b5715dc83f4a921d36ce9ce47d0d13c5d85f2b0ff8318d2877eec2f63b931bd47417a81a538327af927da3e

Download Submit
C:\Windows\services.exe

Filesize
8KB

MD5
b0fe74719b1b647e2056641931907f4a

SHA1
e858c206d2d1542a79936cb00d85da853bfc95e2

SHA256
bf316f51d0c345d61eaee3940791b64e81f676e3bca42bad61073227bee6653c

SHA512
9c82e88264696d0dadef9c0442ad8d1183e48f0fb355a4fc9bf4fa5db4e27745039f98b1fd1febff620a5ded6dd493227f00d7d2e74b19757685aa8655f921c2

Download Submit
memory/3480-0-0x0000000000500000-0x0000000000510200-memory.dmp

Filesize
64KB

Download
memory/3480-182-0x0000000000500000-0x0000000000510200-memory.dmp

Filesize
64KB

Download
memory/3480-145-0x0000000000500000-0x0000000000510200-memory.dmp

Filesize
64KB

Download
memory/3480-32-0x0000000000500000-0x0000000000510200-memory.dmp

Filesize
64KB

Download
memory/3480-138-0x0000000000500000-0x0000000000510200-memory.dmp

Filesize
64KB

Download
memory/3480-13-0x0000000000500000-0x0000000000510200-memory.dmp

Filesize
64KB

Download
memory/3480-98-0x0000000000500000-0x0000000000510200-memory.dmp

Filesize
64KB

Download
memory/3480-134-0x0000000000500000-0x0000000000510200-memory.dmp

Filesize
64KB

Download
memory/3868-21-0x0000000000400000-0x0000000000408000-memory.dmp

Filesize
32KB

Download
memory/3868-99-0x0000000000400000-0x0000000000408000-memory.dmp

Filesize
32KB

Download
memory/3868-135-0x0000000000400000-0x0000000000408000-memory.dmp

Filesize
32KB

Download
memory/3868-33-0x0000000000400000-0x0000000000408000-memory.dmp

Filesize
32KB

Download
memory/3868-139-0x0000000000400000-0x0000000000408000-memory.dmp

Filesize
32KB

Download
memory/3868-144-0x0000000000400000-0x0000000000408000-memory.dmp

Filesize
32KB

Download
memory/3868-28-0x0000000000400000-0x0000000000408000-memory.dmp

Filesize
32KB

Download
memory/3868-146-0x0000000000400000-0x0000000000408000-memory.dmp

Filesize
32KB

Download
memory/3868-26-0x0000000000400000-0x0000000000408000-memory.dmp

Filesize
32KB

Download
memory/3868-16-0x0000000000400000-0x0000000000408000-memory.dmp

Filesize
32KB

Download
memory/3868-183-0x0000000000400000-0x0000000000408000-memory.dmp

Filesize
32KB

Download
memory/3868-15-0x0000000000400000-0x0000000000408000-memory.dmp

Filesize
32KB

Download
memory/3868-6-0x0000000000400000-0x0000000000408000-memory.dmp

Filesize
32KB

Download