mydoom | 3a7020cebdde3b99e020f064c8bac7618e6100a3a0dcb8d6ebd736e785456bc2

General

Target

3a7020cebdde3b99e020f064c8bac7618e6100a3a0dcb8d6ebd736e785456bc2.exe
Size

41KB
MD5

2ddf287d9eecdb898d72459d09431eef
SHA1

0fbec495b6d5ca591d6c2bd8ff07c85b05b7ad11
SHA256

3a7020cebdde3b99e020f064c8bac7618e6100a3a0dcb8d6ebd736e785456bc2
SHA512

ac46f9e488ec46d7bd43ea59dfb5046a92fe6dba66f43637e67021022f2533fbd3c93d1c63f04cf45d1b9473258a255cbb1e5bb33c81cf16842012002352dc3d
SSDEEP

768:AEwHupU99d2JE0jNJJ83+8zzqgTdVY9/:AEwVs+0jNDY1qi/q

Score

10^/10

Malware Config

Signatures

Detects MyDoom family 6 IoCs

resource	yara_rule
behavioral1/memory/2572-17-0x0000000000500000-0x0000000000510200-memory.dmp	family_mydoom
behavioral1/memory/2572-49-0x0000000000500000-0x0000000000510200-memory.dmp	family_mydoom
behavioral1/memory/2572-73-0x0000000000500000-0x0000000000510200-memory.dmp	family_mydoom
behavioral1/memory/2572-77-0x0000000000500000-0x0000000000510200-memory.dmp	family_mydoom
behavioral1/memory/2572-82-0x0000000000500000-0x0000000000510200-memory.dmp	family_mydoom
behavioral1/memory/2572-89-0x0000000000500000-0x0000000000510200-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
2588	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"	3a7020cebdde3b99e020f064c8bac7618e6100a3a0dcb8d6ebd736e785456bc2.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Windows\CurrentVersion\Run\Services = "C:\\Windows\\services.exe"	services.exe

UPX packed file 26 IoCs

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

upx

resource	yara_rule
behavioral1/memory/2572-0-0x0000000000500000-0x0000000000510200-memory.dmp	upx
behavioral1/files/0x000800000001660b-7.dat	upx
behavioral1/memory/2588-11-0x0000000000400000-0x0000000000408000-memory.dmp	upx
behavioral1/memory/2572-4-0x0000000000220000-0x0000000000228000-memory.dmp	upx
behavioral1/memory/2572-17-0x0000000000500000-0x0000000000510200-memory.dmp	upx
behavioral1/memory/2588-20-0x0000000000400000-0x0000000000408000-memory.dmp	upx
behavioral1/memory/2588-21-0x0000000000400000-0x0000000000408000-memory.dmp	upx
behavioral1/memory/2588-26-0x0000000000400000-0x0000000000408000-memory.dmp	upx
behavioral1/memory/2588-31-0x0000000000400000-0x0000000000408000-memory.dmp	upx
behavioral1/memory/2588-33-0x0000000000400000-0x0000000000408000-memory.dmp	upx
behavioral1/memory/2588-38-0x0000000000400000-0x0000000000408000-memory.dmp	upx
behavioral1/memory/2588-43-0x0000000000400000-0x0000000000408000-memory.dmp	upx
behavioral1/memory/2588-45-0x0000000000400000-0x0000000000408000-memory.dmp	upx
behavioral1/memory/2588-50-0x0000000000400000-0x0000000000408000-memory.dmp	upx
behavioral1/memory/2572-49-0x0000000000500000-0x0000000000510200-memory.dmp	upx
behavioral1/memory/2588-55-0x0000000000400000-0x0000000000408000-memory.dmp	upx
behavioral1/files/0x0016000000005587-68.dat	upx
behavioral1/memory/2572-73-0x0000000000500000-0x0000000000510200-memory.dmp	upx
behavioral1/memory/2588-74-0x0000000000400000-0x0000000000408000-memory.dmp	upx
behavioral1/memory/2572-77-0x0000000000500000-0x0000000000510200-memory.dmp	upx
behavioral1/memory/2588-78-0x0000000000400000-0x0000000000408000-memory.dmp	upx
behavioral1/memory/2572-82-0x0000000000500000-0x0000000000510200-memory.dmp	upx
behavioral1/memory/2588-83-0x0000000000400000-0x0000000000408000-memory.dmp	upx
behavioral1/memory/2588-85-0x0000000000400000-0x0000000000408000-memory.dmp	upx
behavioral1/memory/2588-90-0x0000000000400000-0x0000000000408000-memory.dmp	upx
behavioral1/memory/2572-89-0x0000000000500000-0x0000000000510200-memory.dmp	upx

Drops file in Windows directory 3 IoCs

description	ioc	Process
File created	C:\Windows\java.exe	3a7020cebdde3b99e020f064c8bac7618e6100a3a0dcb8d6ebd736e785456bc2.exe
File created	C:\Windows\services.exe	3a7020cebdde3b99e020f064c8bac7618e6100a3a0dcb8d6ebd736e785456bc2.exe
File opened for modification	C:\Windows\java.exe	3a7020cebdde3b99e020f064c8bac7618e6100a3a0dcb8d6ebd736e785456bc2.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	3a7020cebdde3b99e020f064c8bac7618e6100a3a0dcb8d6ebd736e785456bc2.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	services.exe

Suspicious use of WriteProcessMemory 4 IoCs

description	pid	Process	procid_target
PID 2572 wrote to memory of 2588	2572	3a7020cebdde3b99e020f064c8bac7618e6100a3a0dcb8d6ebd736e785456bc2.exe	30
PID 2572 wrote to memory of 2588	2572	3a7020cebdde3b99e020f064c8bac7618e6100a3a0dcb8d6ebd736e785456bc2.exe	30
PID 2572 wrote to memory of 2588	2572	3a7020cebdde3b99e020f064c8bac7618e6100a3a0dcb8d6ebd736e785456bc2.exe	30
PID 2572 wrote to memory of 2588	2572	3a7020cebdde3b99e020f064c8bac7618e6100a3a0dcb8d6ebd736e785456bc2.exe	30

C:\Users\Admin\AppData\Local\Temp\3a7020cebdde3b99e020f064c8bac7618e6100a3a0dcb8d6ebd736e785456bc2.exe
"C:\Users\Admin\AppData\Local\Temp\3a7020cebdde3b99e020f064c8bac7618e6100a3a0dcb8d6ebd736e785456bc2.exe"
1⤵
- Adds Run key to start application
- Drops file in Windows directory
- System Location Discovery: System Language Discovery
- Suspicious use of WriteProcessMemory
PID:2572
- 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:2588

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

Loading Replay Monitor...

Downloads

C:\Users\Admin\AppData\Local\Temp\bcepeU.log

Filesize
128B

MD5
7a50d92ba9d7c9b716576be62729885f

SHA1
5a5260225fbbd5ab7d2f342202bdcc69c4f9946a

SHA256
a1b0a60c033316c43dd52c8178ce67abbb3d15dc0c8008a252b23fc03a7f3366

SHA512
3bb202b8308caea76e098f7af30b32d0cf6be7bf3fd645a61252579339c349ab4d7c0a389e063a486ff32d6002d5743a81c9288aeeb6e5b8ef0569586a7f64ff

Download Submit
C:\Users\Admin\AppData\Local\Temp\tmp5D6F.tmp

Filesize
41KB

MD5
83d5dd01320bb9be5b3fb6e77e404dd8

SHA1
6a790d03f2daa8ffd81233d356b39ea8b368b281

SHA256
32a927ffa184d8ec2694bac660879a9218adee1293c84b8b7bba2c900a66154c

SHA512
248d31365dd69929bdc73e8937fc08e173d47bc25165b82f37970c420164abafaa57a8ba58a3fe7752c4038604de292e4027f77ae8f7b81e83c0c16457b64132

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

Filesize
160B

MD5
d6b4b67e86b2194e374afebc4eafe217

SHA1
0452dbcdc89527678bdc79e20675968ed5af791f

SHA256
df81e1778e03e77759cc393e0539253169767a5537015c97f0a955c7a09f32a9

SHA512
b406a39e6456e51b9ce22a3463cc6efef2ca174bedeca41806467b5c73fc352fe8b6236a30c274eaf503ef9e2df6f8a39feb9fb988535c0680ffce4def0d6fd9

Download Submit
C:\Windows\services.exe

Filesize
8KB

MD5
b0fe74719b1b647e2056641931907f4a

SHA1
e858c206d2d1542a79936cb00d85da853bfc95e2

SHA256
bf316f51d0c345d61eaee3940791b64e81f676e3bca42bad61073227bee6653c

SHA512
9c82e88264696d0dadef9c0442ad8d1183e48f0fb355a4fc9bf4fa5db4e27745039f98b1fd1febff620a5ded6dd493227f00d7d2e74b19757685aa8655f921c2

Download Submit
memory/2572-18-0x0000000000220000-0x0000000000228000-memory.dmp

Filesize
32KB

Download
memory/2572-77-0x0000000000500000-0x0000000000510200-memory.dmp

Filesize
64KB

Download
memory/2572-0-0x0000000000500000-0x0000000000510200-memory.dmp

Filesize
64KB

Download
memory/2572-89-0x0000000000500000-0x0000000000510200-memory.dmp

Filesize
64KB

Download
memory/2572-82-0x0000000000500000-0x0000000000510200-memory.dmp

Filesize
64KB

Download
memory/2572-17-0x0000000000500000-0x0000000000510200-memory.dmp

Filesize
64KB

Download
memory/2572-73-0x0000000000500000-0x0000000000510200-memory.dmp

Filesize
64KB

Download
memory/2572-9-0x0000000000220000-0x0000000000228000-memory.dmp

Filesize
32KB

Download
memory/2572-49-0x0000000000500000-0x0000000000510200-memory.dmp

Filesize
64KB

Download
memory/2572-4-0x0000000000220000-0x0000000000228000-memory.dmp

Filesize
32KB

Download
memory/2588-74-0x0000000000400000-0x0000000000408000-memory.dmp

Filesize
32KB

Download
memory/2588-11-0x0000000000400000-0x0000000000408000-memory.dmp

Filesize
32KB

Download
memory/2588-50-0x0000000000400000-0x0000000000408000-memory.dmp

Filesize
32KB

Download
memory/2588-38-0x0000000000400000-0x0000000000408000-memory.dmp

Filesize
32KB

Download
memory/2588-45-0x0000000000400000-0x0000000000408000-memory.dmp

Filesize
32KB

Download
memory/2588-33-0x0000000000400000-0x0000000000408000-memory.dmp

Filesize
32KB

Download
memory/2588-43-0x0000000000400000-0x0000000000408000-memory.dmp

Filesize
32KB

Download
memory/2588-31-0x0000000000400000-0x0000000000408000-memory.dmp

Filesize
32KB

Download
memory/2588-55-0x0000000000400000-0x0000000000408000-memory.dmp

Filesize
32KB

Download
memory/2588-26-0x0000000000400000-0x0000000000408000-memory.dmp

Filesize
32KB

Download
memory/2588-78-0x0000000000400000-0x0000000000408000-memory.dmp

Filesize
32KB

Download
memory/2588-21-0x0000000000400000-0x0000000000408000-memory.dmp

Filesize
32KB

Download
memory/2588-83-0x0000000000400000-0x0000000000408000-memory.dmp

Filesize
32KB

Download
memory/2588-85-0x0000000000400000-0x0000000000408000-memory.dmp

Filesize
32KB

Download
memory/2588-90-0x0000000000400000-0x0000000000408000-memory.dmp

Filesize
32KB

Download
memory/2588-20-0x0000000000400000-0x0000000000408000-memory.dmp

Filesize
32KB

Download

Analysis

Sharing

General

Malware Config

Signatures

Processes

Network

MITRE ATT&CK Enterprise v15

Replay Monitor

Loading Replay Monitor...

Downloads