mydoom | 7dbfed0cd9b896e98b63ed3fefd7529ac965252fdbadcc1949114ecab45c9b10

General

Target

7dbfed0cd9b896e98b63ed3fefd7529ac965252fdbadcc1949114ecab45c9b10N.exe
Size

29KB
MD5

d23c3f9f5d91c228d86b96243ef1fe30
SHA1

5cb45ad03a84a65ca1aa4b5272bdcf69e12fd9b0
SHA256

7dbfed0cd9b896e98b63ed3fefd7529ac965252fdbadcc1949114ecab45c9b10
SHA512

0907a7b973d68705a78db282d9b119be277286c90640aaf002af3fd50336505b8d53db3931668ce9aecd04747242a673e025fe58210ccfa4e084abb991b9128a
SSDEEP

768:AEwHupU99d2JE0jNJJ83+8zzqgTdVY9/D:AEwVs+0jNDY1qi/qr

Score

10^/10

Malware Config

Signatures

Detects MyDoom family 5 IoCs

resource	yara_rule
behavioral2/memory/3688-13-0x0000000000500000-0x0000000000510200-memory.dmp	family_mydoom
behavioral2/memory/3688-39-0x0000000000500000-0x0000000000510200-memory.dmp	family_mydoom
behavioral2/memory/3688-104-0x0000000000500000-0x0000000000510200-memory.dmp	family_mydoom
behavioral2/memory/3688-150-0x0000000000500000-0x0000000000510200-memory.dmp	family_mydoom
behavioral2/memory/3688-152-0x0000000000500000-0x0000000000510200-memory.dmp	family_mydoom

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

Executes dropped EXE 1 IoCs

pid	Process
4008	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"	7dbfed0cd9b896e98b63ed3fefd7529ac965252fdbadcc1949114ecab45c9b10N.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Microsoft\Windows\CurrentVersion\Run\Services = "C:\\Windows\\services.exe"	services.exe

UPX packed file 21 IoCs

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

upx

resource	yara_rule
behavioral2/memory/3688-0-0x0000000000500000-0x0000000000510200-memory.dmp	upx
behavioral2/files/0x000b000000023b59-4.dat	upx
behavioral2/memory/4008-6-0x0000000000400000-0x0000000000408000-memory.dmp	upx
behavioral2/memory/3688-13-0x0000000000500000-0x0000000000510200-memory.dmp	upx
behavioral2/memory/4008-15-0x0000000000400000-0x0000000000408000-memory.dmp	upx
behavioral2/memory/4008-16-0x0000000000400000-0x0000000000408000-memory.dmp	upx
behavioral2/memory/4008-21-0x0000000000400000-0x0000000000408000-memory.dmp	upx
behavioral2/memory/4008-26-0x0000000000400000-0x0000000000408000-memory.dmp	upx
behavioral2/memory/4008-28-0x0000000000400000-0x0000000000408000-memory.dmp	upx
behavioral2/memory/4008-33-0x0000000000400000-0x0000000000408000-memory.dmp	upx
behavioral2/memory/4008-38-0x0000000000400000-0x0000000000408000-memory.dmp	upx
behavioral2/memory/3688-39-0x0000000000500000-0x0000000000510200-memory.dmp	upx
behavioral2/memory/4008-40-0x0000000000400000-0x0000000000408000-memory.dmp	upx
behavioral2/files/0x00100000000239f2-48.dat	upx
behavioral2/memory/3688-104-0x0000000000500000-0x0000000000510200-memory.dmp	upx
behavioral2/memory/4008-105-0x0000000000400000-0x0000000000408000-memory.dmp	upx
behavioral2/memory/3688-150-0x0000000000500000-0x0000000000510200-memory.dmp	upx
behavioral2/memory/4008-151-0x0000000000400000-0x0000000000408000-memory.dmp	upx
behavioral2/memory/3688-152-0x0000000000500000-0x0000000000510200-memory.dmp	upx
behavioral2/memory/4008-153-0x0000000000400000-0x0000000000408000-memory.dmp	upx
behavioral2/memory/4008-158-0x0000000000400000-0x0000000000408000-memory.dmp	upx

Drops file in Windows directory 3 IoCs

description	ioc	Process
File created	C:\Windows\services.exe	7dbfed0cd9b896e98b63ed3fefd7529ac965252fdbadcc1949114ecab45c9b10N.exe
File opened for modification	C:\Windows\java.exe	7dbfed0cd9b896e98b63ed3fefd7529ac965252fdbadcc1949114ecab45c9b10N.exe
File created	C:\Windows\java.exe	7dbfed0cd9b896e98b63ed3fefd7529ac965252fdbadcc1949114ecab45c9b10N.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	7dbfed0cd9b896e98b63ed3fefd7529ac965252fdbadcc1949114ecab45c9b10N.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	services.exe

Suspicious use of WriteProcessMemory 3 IoCs

description	pid	Process	procid_target
PID 3688 wrote to memory of 4008	3688	7dbfed0cd9b896e98b63ed3fefd7529ac965252fdbadcc1949114ecab45c9b10N.exe	83
PID 3688 wrote to memory of 4008	3688	7dbfed0cd9b896e98b63ed3fefd7529ac965252fdbadcc1949114ecab45c9b10N.exe	83
PID 3688 wrote to memory of 4008	3688	7dbfed0cd9b896e98b63ed3fefd7529ac965252fdbadcc1949114ecab45c9b10N.exe	83

C:\Users\Admin\AppData\Local\Temp\7dbfed0cd9b896e98b63ed3fefd7529ac965252fdbadcc1949114ecab45c9b10N.exe
"C:\Users\Admin\AppData\Local\Temp\7dbfed0cd9b896e98b63ed3fefd7529ac965252fdbadcc1949114ecab45c9b10N.exe"
1⤵
- Adds Run key to start application
- Drops file in Windows directory
- System Location Discovery: System Language Discovery
- Suspicious use of WriteProcessMemory
PID:3688
- 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:4008

Network

MITRE ATT&CK Enterprise v15

Reconnaissance

Resource Development

Initial Access

Execution

Persistence

Boot or Logon Autostart Execution

1

T1547

Registry Run Keys / Startup Folder

1

T1547.001

Privilege Escalation

Boot or Logon Autostart Execution

1

T1547

Registry Run Keys / Startup Folder

1

T1547.001

Defense Evasion

Modify Registry

1

T1112

Credential Access

Discovery

System Location Discovery

1

T1614

System Language Discovery

1

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\3DWZNJ32\default[1].htm

Filesize
305B

MD5
157431349a057954f4227efc1383ecad

SHA1
69ccc939e6b36aa1fabb96ad999540a5ab118c48

SHA256
8553409a8a3813197c474a95d9ae35630e2a67f8e6f9f33b3f39ef4c78a8bfac

SHA512
6405adcfa81b53980f448c489c1d13506d874d839925bffe5826479105cbf5ba194a7bdb93095585441c79c58de42f1dab1138b3d561011dc60f4b66d11e9284

Download Submit
C:\Users\Admin\AppData\Local\Microsoft\Windows\INetCache\IE\3DWZNJ32\search[1].htm

Filesize
25B

MD5
8ba61a16b71609a08bfa35bc213fce49

SHA1
8374dddcc6b2ede14b0ea00a5870a11b57ced33f

SHA256
6aa63394c1f5e705b1e89c55ff19eed71957e735c3831a845ff62f74824e13f1

SHA512
5855f5b2a78877f7a27ff92eaaa900d81d02486e6e2ea81d80b6f6cf1fe254350444980017e00cdeecdd3c67b86e7acc90cd2d77f06210bdd1d7b1a71d262df1

Download Submit
C:\Users\Admin\AppData\Local\Temp\tmp9843.tmp

Filesize
29KB

MD5
bdeadc26dc06063561afe57bd0ab4328

SHA1
f73a4b1ce68cc358fa5e6245bb5ec46084bf59be

SHA256
8509abfd2a81b124050cafa38d491a0b9061a52f5d22243a8028725fdb51ac6a

SHA512
d442c734ddf3b76ecb3f6f0ce6a66f9c777e18ef0cb8d3f7aa54f5f4ad8a56ef233fa32abfb8c578f0d2d6d0f9eb8085eb173ddb2f837693c7b42accf8ae3f7a

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

Filesize
320B

MD5
5800f06e7bd8f869c738e3b5a02e6275

SHA1
a79db977cd220d7220df80c2b63f786e2545ab2c

SHA256
d92d9a2f29e591278f4b7ce75df1dee79df4e68494a811353d6804b0c105476f

SHA512
b2d4b4045fa830ea8c8fe7cce5472a8f946d59df754fd258409647b0a085d77214db4258af29604e33d133d18ddd2f6f8ab542ad2573fcc8383d9a8abc76a95b

Download Submit
C:\Windows\services.exe

Filesize
8KB

MD5
b0fe74719b1b647e2056641931907f4a

SHA1
e858c206d2d1542a79936cb00d85da853bfc95e2

SHA256
bf316f51d0c345d61eaee3940791b64e81f676e3bca42bad61073227bee6653c

SHA512
9c82e88264696d0dadef9c0442ad8d1183e48f0fb355a4fc9bf4fa5db4e27745039f98b1fd1febff620a5ded6dd493227f00d7d2e74b19757685aa8655f921c2

Download Submit
memory/3688-39-0x0000000000500000-0x0000000000510200-memory.dmp

Filesize
64KB

Download
memory/3688-0-0x0000000000500000-0x0000000000510200-memory.dmp

Filesize
64KB

Download
memory/3688-152-0x0000000000500000-0x0000000000510200-memory.dmp

Filesize
64KB

Download
memory/3688-150-0x0000000000500000-0x0000000000510200-memory.dmp

Filesize
64KB

Download
memory/3688-13-0x0000000000500000-0x0000000000510200-memory.dmp

Filesize
64KB

Download
memory/3688-104-0x0000000000500000-0x0000000000510200-memory.dmp

Filesize
64KB

Download
memory/4008-15-0x0000000000400000-0x0000000000408000-memory.dmp

Filesize
32KB

Download
memory/4008-40-0x0000000000400000-0x0000000000408000-memory.dmp

Filesize
32KB

Download
memory/4008-16-0x0000000000400000-0x0000000000408000-memory.dmp

Filesize
32KB

Download
memory/4008-21-0x0000000000400000-0x0000000000408000-memory.dmp

Filesize
32KB

Download
memory/4008-38-0x0000000000400000-0x0000000000408000-memory.dmp

Filesize
32KB

Download
memory/4008-105-0x0000000000400000-0x0000000000408000-memory.dmp

Filesize
32KB

Download
memory/4008-33-0x0000000000400000-0x0000000000408000-memory.dmp

Filesize
32KB

Download
memory/4008-6-0x0000000000400000-0x0000000000408000-memory.dmp

Filesize
32KB

Download
memory/4008-28-0x0000000000400000-0x0000000000408000-memory.dmp

Filesize
32KB

Download
memory/4008-151-0x0000000000400000-0x0000000000408000-memory.dmp

Filesize
32KB

Download
memory/4008-26-0x0000000000400000-0x0000000000408000-memory.dmp

Filesize
32KB

Download
memory/4008-153-0x0000000000400000-0x0000000000408000-memory.dmp

Filesize
32KB

Download
memory/4008-158-0x0000000000400000-0x0000000000408000-memory.dmp

Filesize
32KB

Download

Analysis

Sharing

General

Malware Config

Signatures

Processes

Network

MITRE ATT&CK Enterprise v15

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Downloads