mydoom | dda77b04ec8bec22b43bd6651211ee4ac14b5d385b9e06af21dfacd65366235e

General

Target

dda77b04ec8bec22b43bd6651211ee4ac14b5d385b9e06af21dfacd65366235eN.exe
Size

29KB
MD5

7589ed9cd61abe5d46009767d194c640
SHA1

05e44de88be478db97139bfd4b3119b1cc141d41
SHA256

dda77b04ec8bec22b43bd6651211ee4ac14b5d385b9e06af21dfacd65366235e
SHA512

535f7e7cf4b81404ac85f86bf41fce2076d25e3e4864d361a81a2a7a677553ac0822b9956d370278afe2a37c4c309b0f123d87e2f3c751d5b8b53323ebf985bc
SSDEEP

768:AEwHupU99d2JE0jNJJ83+8zzqgTdVY9/Thr:AEwVs+0jNDY1qi/qrJ

Score

10^/10

Malware Config

Signatures

Detects MyDoom family 7 IoCs

resource	yara_rule
behavioral1/memory/2420-17-0x0000000000500000-0x0000000000510200-memory.dmp	family_mydoom
behavioral1/memory/2420-37-0x0000000000500000-0x0000000000510200-memory.dmp	family_mydoom
behavioral1/memory/2420-59-0x0000000000500000-0x0000000000510200-memory.dmp	family_mydoom
behavioral1/memory/2420-61-0x0000000000500000-0x0000000000510200-memory.dmp	family_mydoom
behavioral1/memory/2420-65-0x0000000000500000-0x0000000000510200-memory.dmp	family_mydoom
behavioral1/memory/2420-72-0x0000000000500000-0x0000000000510200-memory.dmp	family_mydoom
behavioral1/memory/2420-77-0x0000000000500000-0x0000000000510200-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
396	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"	dda77b04ec8bec22b43bd6651211ee4ac14b5d385b9e06af21dfacd65366235eN.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
behavioral1/memory/2420-0-0x0000000000500000-0x0000000000510200-memory.dmp	upx
behavioral1/files/0x000700000001921d-7.dat	upx
behavioral1/memory/396-11-0x0000000000400000-0x0000000000408000-memory.dmp	upx
behavioral1/memory/2420-4-0x0000000000400000-0x0000000000408000-memory.dmp	upx
behavioral1/memory/2420-17-0x0000000000500000-0x0000000000510200-memory.dmp	upx
behavioral1/memory/396-20-0x0000000000400000-0x0000000000408000-memory.dmp	upx
behavioral1/memory/396-21-0x0000000000400000-0x0000000000408000-memory.dmp	upx
behavioral1/memory/396-26-0x0000000000400000-0x0000000000408000-memory.dmp	upx
behavioral1/memory/396-31-0x0000000000400000-0x0000000000408000-memory.dmp	upx
behavioral1/memory/396-33-0x0000000000400000-0x0000000000408000-memory.dmp	upx
behavioral1/memory/2420-37-0x0000000000500000-0x0000000000510200-memory.dmp	upx
behavioral1/memory/396-38-0x0000000000400000-0x0000000000408000-memory.dmp	upx
behavioral1/files/0x0005000000004ed7-50.dat	upx
behavioral1/memory/2420-59-0x0000000000500000-0x0000000000510200-memory.dmp	upx
behavioral1/memory/396-60-0x0000000000400000-0x0000000000408000-memory.dmp	upx
behavioral1/memory/2420-61-0x0000000000500000-0x0000000000510200-memory.dmp	upx
behavioral1/memory/396-62-0x0000000000400000-0x0000000000408000-memory.dmp	upx
behavioral1/memory/2420-65-0x0000000000500000-0x0000000000510200-memory.dmp	upx
behavioral1/memory/396-66-0x0000000000400000-0x0000000000408000-memory.dmp	upx
behavioral1/memory/396-71-0x0000000000400000-0x0000000000408000-memory.dmp	upx
behavioral1/memory/2420-72-0x0000000000500000-0x0000000000510200-memory.dmp	upx
behavioral1/memory/396-73-0x0000000000400000-0x0000000000408000-memory.dmp	upx
behavioral1/memory/396-78-0x0000000000400000-0x0000000000408000-memory.dmp	upx
behavioral1/memory/2420-77-0x0000000000500000-0x0000000000510200-memory.dmp	upx

Drops file in Windows directory 3 IoCs

description	ioc	Process
File created	C:\Windows\services.exe	dda77b04ec8bec22b43bd6651211ee4ac14b5d385b9e06af21dfacd65366235eN.exe
File opened for modification	C:\Windows\java.exe	dda77b04ec8bec22b43bd6651211ee4ac14b5d385b9e06af21dfacd65366235eN.exe
File created	C:\Windows\java.exe	dda77b04ec8bec22b43bd6651211ee4ac14b5d385b9e06af21dfacd65366235eN.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	dda77b04ec8bec22b43bd6651211ee4ac14b5d385b9e06af21dfacd65366235eN.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	services.exe

Suspicious use of WriteProcessMemory 4 IoCs

description	pid	Process	procid_target
PID 2420 wrote to memory of 396	2420	dda77b04ec8bec22b43bd6651211ee4ac14b5d385b9e06af21dfacd65366235eN.exe	31
PID 2420 wrote to memory of 396	2420	dda77b04ec8bec22b43bd6651211ee4ac14b5d385b9e06af21dfacd65366235eN.exe	31
PID 2420 wrote to memory of 396	2420	dda77b04ec8bec22b43bd6651211ee4ac14b5d385b9e06af21dfacd65366235eN.exe	31
PID 2420 wrote to memory of 396	2420	dda77b04ec8bec22b43bd6651211ee4ac14b5d385b9e06af21dfacd65366235eN.exe	31

C:\Users\Admin\AppData\Local\Temp\dda77b04ec8bec22b43bd6651211ee4ac14b5d385b9e06af21dfacd65366235eN.exe
"C:\Users\Admin\AppData\Local\Temp\dda77b04ec8bec22b43bd6651211ee4ac14b5d385b9e06af21dfacd65366235eN.exe"
1⤵
- Adds Run key to start application
- Drops file in Windows directory
- System Location Discovery: System Language Discovery
- Suspicious use of WriteProcessMemory
PID:2420
- 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:396

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\Temp\tmpCD5F.tmp

Filesize
29KB

MD5
a3ffd7c8e57b8cf62480d308613bb3b2

SHA1
7e7582e06947ff9344e44971b40cb14ed7d3263c

SHA256
0e892ef6e7cc685106d5b6113695b15e6544bd98d014add80cbd839892fdb69f

SHA512
c22c05409e13f3a055d53eda01ddd3f455e0db6e24f43bcd97a119b709861482023c77bfa2a5d1156534b4dd1dbe8944f1e406a563cd7572b8036db376b1c84a

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

Filesize
320B

MD5
b6f610145edcf264c46b2b13c8c58c2d

SHA1
5ff5f38a85dd9c89957ae4052392414a419f5248

SHA256
a48d2ee47ce3c5e4abfef5b8e9e53b50a854bab56ced459d473d398eb747732b

SHA512
d5a3bb7f54be4d1a1cb8f328940183d4146b48bb0f7db356f6958c4b8d6d443e0eb2a17d4b43c55d7d3dc73082bb4307f0cf90c279474bff88d5e9234a533c88

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

Filesize
320B

MD5
3b15cf4bc5a1201bd15c4c26cb254601

SHA1
cbcb2412b0ea9fe41d23c8b59fea4679575de661

SHA256
c1550b5fbd6f043227c0baa634637a4667df98cc1724a038ae02f802a8346616

SHA512
877fabff4edc4bd393f583f11141353199b4fc4f5790a384a5dceded64385e2bd06a7f72ef93cc14b1544a9ba52fc3569b4f4b9146c2cb144f78e1887adcfd2a

Download Submit
C:\Windows\services.exe

Filesize
8KB

MD5
b0fe74719b1b647e2056641931907f4a

SHA1
e858c206d2d1542a79936cb00d85da853bfc95e2

SHA256
bf316f51d0c345d61eaee3940791b64e81f676e3bca42bad61073227bee6653c

SHA512
9c82e88264696d0dadef9c0442ad8d1183e48f0fb355a4fc9bf4fa5db4e27745039f98b1fd1febff620a5ded6dd493227f00d7d2e74b19757685aa8655f921c2

Download Submit
memory/396-62-0x0000000000400000-0x0000000000408000-memory.dmp

Filesize
32KB

Download
memory/396-60-0x0000000000400000-0x0000000000408000-memory.dmp

Filesize
32KB

Download
memory/396-78-0x0000000000400000-0x0000000000408000-memory.dmp

Filesize
32KB

Download
memory/396-20-0x0000000000400000-0x0000000000408000-memory.dmp

Filesize
32KB

Download
memory/396-21-0x0000000000400000-0x0000000000408000-memory.dmp

Filesize
32KB

Download
memory/396-26-0x0000000000400000-0x0000000000408000-memory.dmp

Filesize
32KB

Download
memory/396-31-0x0000000000400000-0x0000000000408000-memory.dmp

Filesize
32KB

Download
memory/396-33-0x0000000000400000-0x0000000000408000-memory.dmp

Filesize
32KB

Download
memory/396-73-0x0000000000400000-0x0000000000408000-memory.dmp

Filesize
32KB

Download
memory/396-38-0x0000000000400000-0x0000000000408000-memory.dmp

Filesize
32KB

Download
memory/396-71-0x0000000000400000-0x0000000000408000-memory.dmp

Filesize
32KB

Download
memory/396-66-0x0000000000400000-0x0000000000408000-memory.dmp

Filesize
32KB

Download
memory/396-11-0x0000000000400000-0x0000000000408000-memory.dmp

Filesize
32KB

Download
memory/2420-9-0x0000000000400000-0x0000000000408000-memory.dmp

Filesize
32KB

Download
memory/2420-59-0x0000000000500000-0x0000000000510200-memory.dmp

Filesize
64KB

Download
memory/2420-61-0x0000000000500000-0x0000000000510200-memory.dmp

Filesize
64KB

Download
memory/2420-0-0x0000000000500000-0x0000000000510200-memory.dmp

Filesize
64KB

Download
memory/2420-65-0x0000000000500000-0x0000000000510200-memory.dmp

Filesize
64KB

Download
memory/2420-17-0x0000000000500000-0x0000000000510200-memory.dmp

Filesize
64KB

Download
memory/2420-4-0x0000000000400000-0x0000000000408000-memory.dmp

Filesize
32KB

Download
memory/2420-72-0x0000000000500000-0x0000000000510200-memory.dmp

Filesize
64KB

Download
memory/2420-37-0x0000000000500000-0x0000000000510200-memory.dmp

Filesize
64KB

Download
memory/2420-18-0x0000000000400000-0x0000000000408000-memory.dmp

Filesize
32KB

Download
memory/2420-77-0x0000000000500000-0x0000000000510200-memory.dmp

Filesize
64KB

Download

Analysis

Sharing

General

Malware Config

Signatures

Processes

Network

MITRE ATT&CK Enterprise v15

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Downloads