mydoom | a254fa1d952f6cd1a777c8020d9d28fcad3077e637cb13925b8d6003f18b08e6

General

Target

a254fa1d952f6cd1a777c8020d9d28fcad3077e637cb13925b8d6003f18b08e6N.exe
Size

29KB
MD5

7fe591f643b1be3cda109c2072e99c90
SHA1

aa40353295e074bb8721eb21db3e15bed198e422
SHA256

a254fa1d952f6cd1a777c8020d9d28fcad3077e637cb13925b8d6003f18b08e6
SHA512

40c9891349c1f975c360b580eb9a9359b7d843052a909cf89162fa2a852662da5bf472b88b4a443f2201be20eddca3ed70698ecbf82362c697050454ca0df934
SSDEEP

768:AEwHupU99d2JE0jNJJ83+8zzqgTdVY9/6hg:AEwVs+0jNDY1qi/qii

Score

10^/10

Malware Config

Signatures

Detects MyDoom family 5 IoCs

resource	yara_rule
behavioral2/memory/3152-13-0x0000000000500000-0x0000000000510200-memory.dmp	family_mydoom
behavioral2/memory/3152-39-0x0000000000500000-0x0000000000510200-memory.dmp	family_mydoom
behavioral2/memory/3152-96-0x0000000000500000-0x0000000000510200-memory.dmp	family_mydoom
behavioral2/memory/3152-149-0x0000000000500000-0x0000000000510200-memory.dmp	family_mydoom
behavioral2/memory/3152-151-0x0000000000500000-0x0000000000510200-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
4476	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"	a254fa1d952f6cd1a777c8020d9d28fcad3077e637cb13925b8d6003f18b08e6N.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/3152-0-0x0000000000500000-0x0000000000510200-memory.dmp	upx
behavioral2/files/0x0008000000023c9a-4.dat	upx
behavioral2/memory/4476-6-0x0000000000400000-0x0000000000408000-memory.dmp	upx
behavioral2/memory/3152-13-0x0000000000500000-0x0000000000510200-memory.dmp	upx
behavioral2/memory/4476-15-0x0000000000400000-0x0000000000408000-memory.dmp	upx
behavioral2/memory/4476-16-0x0000000000400000-0x0000000000408000-memory.dmp	upx
behavioral2/memory/4476-21-0x0000000000400000-0x0000000000408000-memory.dmp	upx
behavioral2/memory/4476-26-0x0000000000400000-0x0000000000408000-memory.dmp	upx
behavioral2/memory/4476-28-0x0000000000400000-0x0000000000408000-memory.dmp	upx
behavioral2/memory/4476-33-0x0000000000400000-0x0000000000408000-memory.dmp	upx
behavioral2/memory/4476-38-0x0000000000400000-0x0000000000408000-memory.dmp	upx
behavioral2/memory/3152-39-0x0000000000500000-0x0000000000510200-memory.dmp	upx
behavioral2/memory/4476-40-0x0000000000400000-0x0000000000408000-memory.dmp	upx
behavioral2/files/0x000c0000000218b4-48.dat	upx
behavioral2/memory/3152-96-0x0000000000500000-0x0000000000510200-memory.dmp	upx
behavioral2/memory/4476-97-0x0000000000400000-0x0000000000408000-memory.dmp	upx
behavioral2/memory/3152-149-0x0000000000500000-0x0000000000510200-memory.dmp	upx
behavioral2/memory/4476-150-0x0000000000400000-0x0000000000408000-memory.dmp	upx
behavioral2/memory/3152-151-0x0000000000500000-0x0000000000510200-memory.dmp	upx
behavioral2/memory/4476-152-0x0000000000400000-0x0000000000408000-memory.dmp	upx
behavioral2/memory/4476-156-0x0000000000400000-0x0000000000408000-memory.dmp	upx

Drops file in Windows directory 3 IoCs

description	ioc	Process
File created	C:\Windows\services.exe	a254fa1d952f6cd1a777c8020d9d28fcad3077e637cb13925b8d6003f18b08e6N.exe
File opened for modification	C:\Windows\java.exe	a254fa1d952f6cd1a777c8020d9d28fcad3077e637cb13925b8d6003f18b08e6N.exe
File created	C:\Windows\java.exe	a254fa1d952f6cd1a777c8020d9d28fcad3077e637cb13925b8d6003f18b08e6N.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	a254fa1d952f6cd1a777c8020d9d28fcad3077e637cb13925b8d6003f18b08e6N.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	services.exe

Suspicious use of WriteProcessMemory 3 IoCs

description	pid	Process	procid_target
PID 3152 wrote to memory of 4476	3152	a254fa1d952f6cd1a777c8020d9d28fcad3077e637cb13925b8d6003f18b08e6N.exe	82
PID 3152 wrote to memory of 4476	3152	a254fa1d952f6cd1a777c8020d9d28fcad3077e637cb13925b8d6003f18b08e6N.exe	82
PID 3152 wrote to memory of 4476	3152	a254fa1d952f6cd1a777c8020d9d28fcad3077e637cb13925b8d6003f18b08e6N.exe	82

C:\Users\Admin\AppData\Local\Temp\a254fa1d952f6cd1a777c8020d9d28fcad3077e637cb13925b8d6003f18b08e6N.exe
"C:\Users\Admin\AppData\Local\Temp\a254fa1d952f6cd1a777c8020d9d28fcad3077e637cb13925b8d6003f18b08e6N.exe"
1⤵
- Adds Run key to start application
- Drops file in Windows directory
- System Location Discovery: System Language Discovery
- Suspicious use of WriteProcessMemory
PID:3152
- 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:4476

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\tmpEBB3.tmp

Filesize
29KB

MD5
0650154e3c791d8b2d8b96861a49d593

SHA1
bdf48089b35d83c32b0c9fb00f64ed5547ae57fe

SHA256
8d8b70a769cae0ea52d391e670d36a3c74a413cdfc81241fd5a91977e9e102b3

SHA512
950eb3eacf35c370259015d78990d7e84608ee274254eb6a8965f9dc249ce15c98fae18f3a5da494c3e1f475ea5be80e0ea588faa85ce6c14c4d358e161a2118

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

Filesize
320B

MD5
1c268c8afc4646f9c4b4e0a36ed5a76b

SHA1
16a7fab745973737b705cf883f0faa7dba58f717

SHA256
8ad06de1b79b2c01b9cfd12997b103f7a4d1501ff93f2c7306fc6628dddb6eca

SHA512
174c36fd87ca66c6cb041a0aa0658bbb7084a702e59fed15579122355cf0845525e14f1b554b11d7a5cbc2b41fff1a430aa9cab71e9151bb7cb943eb7c83cb8d

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

Filesize
320B

MD5
aa344c57ae272928073aa903c83a561e

SHA1
c2220879a33e0f8108298064ffdfdeb17e248790

SHA256
552428a427812279ad7f7e2ed9885bf831bb02bbc822076ef5570c0556eba6a2

SHA512
03ba67516ce01030116cf5b96355ce16a2c27050996417e3e63820f754e01961bd172d9a2fa12782b3d8581c3cb2b2625cac791a0857b0e196c02b9632346140

Download Submit
C:\Windows\services.exe

Filesize
8KB

MD5
b0fe74719b1b647e2056641931907f4a

SHA1
e858c206d2d1542a79936cb00d85da853bfc95e2

SHA256
bf316f51d0c345d61eaee3940791b64e81f676e3bca42bad61073227bee6653c

SHA512
9c82e88264696d0dadef9c0442ad8d1183e48f0fb355a4fc9bf4fa5db4e27745039f98b1fd1febff620a5ded6dd493227f00d7d2e74b19757685aa8655f921c2

Download Submit
memory/3152-39-0x0000000000500000-0x0000000000510200-memory.dmp

Filesize
64KB

Download
memory/3152-0-0x0000000000500000-0x0000000000510200-memory.dmp

Filesize
64KB

Download
memory/3152-151-0x0000000000500000-0x0000000000510200-memory.dmp

Filesize
64KB

Download
memory/3152-149-0x0000000000500000-0x0000000000510200-memory.dmp

Filesize
64KB

Download
memory/3152-96-0x0000000000500000-0x0000000000510200-memory.dmp

Filesize
64KB

Download
memory/3152-13-0x0000000000500000-0x0000000000510200-memory.dmp

Filesize
64KB

Download
memory/4476-15-0x0000000000400000-0x0000000000408000-memory.dmp

Filesize
32KB

Download
memory/4476-38-0x0000000000400000-0x0000000000408000-memory.dmp

Filesize
32KB

Download
memory/4476-40-0x0000000000400000-0x0000000000408000-memory.dmp

Filesize
32KB

Download
memory/4476-16-0x0000000000400000-0x0000000000408000-memory.dmp

Filesize
32KB

Download
memory/4476-33-0x0000000000400000-0x0000000000408000-memory.dmp

Filesize
32KB

Download
memory/4476-28-0x0000000000400000-0x0000000000408000-memory.dmp

Filesize
32KB

Download
memory/4476-97-0x0000000000400000-0x0000000000408000-memory.dmp

Filesize
32KB

Download
memory/4476-6-0x0000000000400000-0x0000000000408000-memory.dmp

Filesize
32KB

Download
memory/4476-26-0x0000000000400000-0x0000000000408000-memory.dmp

Filesize
32KB

Download
memory/4476-150-0x0000000000400000-0x0000000000408000-memory.dmp

Filesize
32KB

Download
memory/4476-21-0x0000000000400000-0x0000000000408000-memory.dmp

Filesize
32KB

Download
memory/4476-152-0x0000000000400000-0x0000000000408000-memory.dmp

Filesize
32KB

Download
memory/4476-156-0x0000000000400000-0x0000000000408000-memory.dmp

Filesize
32KB

Download

Analysis

Sharing

General

Malware Config

Signatures

Processes

Network

MITRE ATT&CK Enterprise v15

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Downloads