mydoom | f380d6be2ee55cbff20aa04ca5e8fb9c53445cd272715725dc09bf1559cb38f1

General

Target

f380d6be2ee55cbff20aa04ca5e8fb9c53445cd272715725dc09bf1559cb38f1N.exe
Size

29KB
MD5

1f11ff7cbd2e376c97c2107322dd2370
SHA1

b02469056f3fb75533cffd9786edcb246e9d2814
SHA256

f380d6be2ee55cbff20aa04ca5e8fb9c53445cd272715725dc09bf1559cb38f1
SHA512

aaaa0b4647f8ef6a5a0343825b628b5ee39b38c9c76ae5f5b99c4273d31e3b9665886433ef5cebf4acdababaeb89f7e7cc536450f544b2db3b85e4fd2afd8f6b
SSDEEP

768:AEwHupU99d2JE0jNJJ83+8zzqgTdVY9/i:AEwVs+0jNDY1qi/q6

Score

10^/10

Malware Config

Signatures

Detects MyDoom family 5 IoCs

resource	yara_rule
behavioral2/memory/3940-13-0x0000000000500000-0x0000000000510200-memory.dmp	family_mydoom
behavioral2/memory/3940-39-0x0000000000500000-0x0000000000510200-memory.dmp	family_mydoom
behavioral2/memory/3940-44-0x0000000000500000-0x0000000000510200-memory.dmp	family_mydoom
behavioral2/memory/3940-138-0x0000000000500000-0x0000000000510200-memory.dmp	family_mydoom
behavioral2/memory/3940-151-0x0000000000500000-0x0000000000510200-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
4436	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"	f380d6be2ee55cbff20aa04ca5e8fb9c53445cd272715725dc09bf1559cb38f1N.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/3940-0-0x0000000000500000-0x0000000000510200-memory.dmp	upx
behavioral2/files/0x0008000000023c93-4.dat	upx
behavioral2/memory/4436-5-0x0000000000400000-0x0000000000408000-memory.dmp	upx
behavioral2/memory/3940-13-0x0000000000500000-0x0000000000510200-memory.dmp	upx
behavioral2/memory/4436-15-0x0000000000400000-0x0000000000408000-memory.dmp	upx
behavioral2/memory/4436-16-0x0000000000400000-0x0000000000408000-memory.dmp	upx
behavioral2/memory/4436-21-0x0000000000400000-0x0000000000408000-memory.dmp	upx
behavioral2/memory/4436-26-0x0000000000400000-0x0000000000408000-memory.dmp	upx
behavioral2/memory/4436-28-0x0000000000400000-0x0000000000408000-memory.dmp	upx
behavioral2/memory/4436-33-0x0000000000400000-0x0000000000408000-memory.dmp	upx
behavioral2/memory/4436-38-0x0000000000400000-0x0000000000408000-memory.dmp	upx
behavioral2/memory/3940-39-0x0000000000500000-0x0000000000510200-memory.dmp	upx
behavioral2/memory/4436-40-0x0000000000400000-0x0000000000408000-memory.dmp	upx
behavioral2/memory/3940-44-0x0000000000500000-0x0000000000510200-memory.dmp	upx
behavioral2/memory/4436-45-0x0000000000400000-0x0000000000408000-memory.dmp	upx
behavioral2/files/0x0003000000022187-58.dat	upx
behavioral2/memory/3940-138-0x0000000000500000-0x0000000000510200-memory.dmp	upx
behavioral2/memory/4436-139-0x0000000000400000-0x0000000000408000-memory.dmp	upx
behavioral2/memory/3940-151-0x0000000000500000-0x0000000000510200-memory.dmp	upx
behavioral2/memory/4436-152-0x0000000000400000-0x0000000000408000-memory.dmp	upx
behavioral2/memory/4436-156-0x0000000000400000-0x0000000000408000-memory.dmp	upx

Drops file in Windows directory 3 IoCs

description	ioc	Process
File opened for modification	C:\Windows\java.exe	f380d6be2ee55cbff20aa04ca5e8fb9c53445cd272715725dc09bf1559cb38f1N.exe
File created	C:\Windows\java.exe	f380d6be2ee55cbff20aa04ca5e8fb9c53445cd272715725dc09bf1559cb38f1N.exe
File created	C:\Windows\services.exe	f380d6be2ee55cbff20aa04ca5e8fb9c53445cd272715725dc09bf1559cb38f1N.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	f380d6be2ee55cbff20aa04ca5e8fb9c53445cd272715725dc09bf1559cb38f1N.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	services.exe

Suspicious use of WriteProcessMemory 3 IoCs

description	pid	Process	procid_target
PID 3940 wrote to memory of 4436	3940	f380d6be2ee55cbff20aa04ca5e8fb9c53445cd272715725dc09bf1559cb38f1N.exe	83
PID 3940 wrote to memory of 4436	3940	f380d6be2ee55cbff20aa04ca5e8fb9c53445cd272715725dc09bf1559cb38f1N.exe	83
PID 3940 wrote to memory of 4436	3940	f380d6be2ee55cbff20aa04ca5e8fb9c53445cd272715725dc09bf1559cb38f1N.exe	83

C:\Users\Admin\AppData\Local\Temp\f380d6be2ee55cbff20aa04ca5e8fb9c53445cd272715725dc09bf1559cb38f1N.exe
"C:\Users\Admin\AppData\Local\Temp\f380d6be2ee55cbff20aa04ca5e8fb9c53445cd272715725dc09bf1559cb38f1N.exe"
1⤵
- Adds Run key to start application
- Drops file in Windows directory
- System Location Discovery: System Language Discovery
- Suspicious use of WriteProcessMemory
PID:3940
- 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:4436

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\tmpEDE.tmp

Filesize
29KB

MD5
03e7a4749f4b1c0d31299b875e970f19

SHA1
1ccfccbecd444e7c21e1560b939a24a6fb70ae00

SHA256
ebb3fb4b3082107373770fd69d347077731ddb07339f40bc4b06eeb05deab689

SHA512
1fe55c8f9f4652d88d5e8777a5b5941c858d788a5291ce359ec66c387f248d7b3b6a680550ad3383a0da4dfd7f8b034eb69cf855f930060b93563f8476009c77

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

Filesize
320B

MD5
5b0aec6e3b2c0dcf8148044fd33b16c2

SHA1
43784b146d2a66cb71148bb9333272e41d959d12

SHA256
81a1fad13c73cf3cd8df6c52e46bf0d67fcc494980d6a334e794d0b3fbe4fb47

SHA512
669e9cc2af0cc18db43682ea2de76702fe4205b3a01c956da119a00d9892761598c244720bcc0df526b8a28efcbc74d676c5e039a9e1def1da408f36fa9106d1

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

Filesize
320B

MD5
2e96f126b9b28735ca4e8cce1b138415

SHA1
fd6332e8271a89f0f71389d8683970690f3dda99

SHA256
a725cf45d2931d64852849cb085cfe65071749fb54f9c6df29d5535c5a1f2a9e

SHA512
12b4825a5c913ff54be08fb5b65892ad74ab46ef4a76a11def9fa626d76478ffa357dfa36b03c80c3ee6b5fc5e105890671cfaa318df44c0532f3149d0e370e9

Download Submit
C:\Windows\services.exe

Filesize
8KB

MD5
b0fe74719b1b647e2056641931907f4a

SHA1
e858c206d2d1542a79936cb00d85da853bfc95e2

SHA256
bf316f51d0c345d61eaee3940791b64e81f676e3bca42bad61073227bee6653c

SHA512
9c82e88264696d0dadef9c0442ad8d1183e48f0fb355a4fc9bf4fa5db4e27745039f98b1fd1febff620a5ded6dd493227f00d7d2e74b19757685aa8655f921c2

Download Submit
memory/3940-138-0x0000000000500000-0x0000000000510200-memory.dmp

Filesize
64KB

Download
memory/3940-0-0x0000000000500000-0x0000000000510200-memory.dmp

Filesize
64KB

Download
memory/3940-151-0x0000000000500000-0x0000000000510200-memory.dmp

Filesize
64KB

Download
memory/3940-13-0x0000000000500000-0x0000000000510200-memory.dmp

Filesize
64KB

Download
memory/3940-44-0x0000000000500000-0x0000000000510200-memory.dmp

Filesize
64KB

Download
memory/3940-39-0x0000000000500000-0x0000000000510200-memory.dmp

Filesize
64KB

Download
memory/4436-26-0x0000000000400000-0x0000000000408000-memory.dmp

Filesize
32KB

Download
memory/4436-33-0x0000000000400000-0x0000000000408000-memory.dmp

Filesize
32KB

Download
memory/4436-40-0x0000000000400000-0x0000000000408000-memory.dmp

Filesize
32KB

Download
memory/4436-28-0x0000000000400000-0x0000000000408000-memory.dmp

Filesize
32KB

Download
memory/4436-45-0x0000000000400000-0x0000000000408000-memory.dmp

Filesize
32KB

Download
memory/4436-15-0x0000000000400000-0x0000000000408000-memory.dmp

Filesize
32KB

Download
memory/4436-38-0x0000000000400000-0x0000000000408000-memory.dmp

Filesize
32KB

Download
memory/4436-16-0x0000000000400000-0x0000000000408000-memory.dmp

Filesize
32KB

Download
memory/4436-139-0x0000000000400000-0x0000000000408000-memory.dmp

Filesize
32KB

Download
memory/4436-5-0x0000000000400000-0x0000000000408000-memory.dmp

Filesize
32KB

Download
memory/4436-21-0x0000000000400000-0x0000000000408000-memory.dmp

Filesize
32KB

Download
memory/4436-152-0x0000000000400000-0x0000000000408000-memory.dmp

Filesize
32KB

Download
memory/4436-156-0x0000000000400000-0x0000000000408000-memory.dmp

Filesize
32KB

Download

Analysis

Sharing

General

Malware Config

Signatures

Processes

Network

MITRE ATT&CK Enterprise v15

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Downloads