mydoom | da4eef5f7c2c9f477231b20a84bd677fd429f94ec0823f6d1695ebc8c33c51e7

General

Target

da4eef5f7c2c9f477231b20a84bd677fd429f94ec0823f6d1695ebc8c33c51e7N.exe
Size

29KB
MD5

16dc9d9517fa32f492ddf3e9d8f208b0
SHA1

b4a71d3d6fbaf7b09858e6d80a7ccbff32ca42e6
SHA256

da4eef5f7c2c9f477231b20a84bd677fd429f94ec0823f6d1695ebc8c33c51e7
SHA512

9d5a79fd1b0ae0a746e9e01d5c135dfcd8ca127f08c9fb546485209123c13b1a92e5061e74efcbcfbf2703755e4c39cad9e733f0293ab76142fbb18e1761e27e
SSDEEP

768:AEwHupU99d2JE0jNJJ83+8zzqgTdVY9/N+:AEwVs+0jNDY1qi/q4

Score

10^/10

Malware Config

Signatures

Detects MyDoom family 5 IoCs

resource	yara_rule
behavioral1/memory/1568-16-0x0000000000500000-0x0000000000510200-memory.dmp	family_mydoom
behavioral1/memory/1568-41-0x0000000000500000-0x0000000000510200-memory.dmp	family_mydoom
behavioral1/memory/1568-62-0x0000000000500000-0x0000000000510200-memory.dmp	family_mydoom
behavioral1/memory/1568-66-0x0000000000500000-0x0000000000510200-memory.dmp	family_mydoom
behavioral1/memory/1568-68-0x0000000000500000-0x0000000000510200-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
2136	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\Services = "C:\\Windows\\services.exe"	services.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Windows\CurrentVersion\Run\JavaVM = "C:\\Windows\\java.exe"	da4eef5f7c2c9f477231b20a84bd677fd429f94ec0823f6d1695ebc8c33c51e7N.exe

UPX packed file 22 IoCs

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

upx

resource	yara_rule
behavioral1/memory/1568-0-0x0000000000500000-0x0000000000510200-memory.dmp	upx
behavioral1/memory/1568-4-0x0000000000220000-0x0000000000228000-memory.dmp	upx
behavioral1/files/0x0008000000019030-7.dat	upx
behavioral1/memory/2136-10-0x0000000000400000-0x0000000000408000-memory.dmp	upx
behavioral1/memory/1568-16-0x0000000000500000-0x0000000000510200-memory.dmp	upx
behavioral1/memory/2136-19-0x0000000000400000-0x0000000000408000-memory.dmp	upx
behavioral1/memory/2136-20-0x0000000000400000-0x0000000000408000-memory.dmp	upx
behavioral1/memory/2136-25-0x0000000000400000-0x0000000000408000-memory.dmp	upx
behavioral1/memory/2136-30-0x0000000000400000-0x0000000000408000-memory.dmp	upx
behavioral1/memory/2136-32-0x0000000000400000-0x0000000000408000-memory.dmp	upx
behavioral1/memory/2136-37-0x0000000000400000-0x0000000000408000-memory.dmp	upx
behavioral1/memory/2136-42-0x0000000000400000-0x0000000000408000-memory.dmp	upx
behavioral1/memory/1568-41-0x0000000000500000-0x0000000000510200-memory.dmp	upx
behavioral1/memory/2136-44-0x0000000000400000-0x0000000000408000-memory.dmp	upx
behavioral1/files/0x0005000000004ed7-57.dat	upx
behavioral1/memory/2136-63-0x0000000000400000-0x0000000000408000-memory.dmp	upx
behavioral1/memory/1568-62-0x0000000000500000-0x0000000000510200-memory.dmp	upx
behavioral1/memory/2136-67-0x0000000000400000-0x0000000000408000-memory.dmp	upx
behavioral1/memory/1568-66-0x0000000000500000-0x0000000000510200-memory.dmp	upx
behavioral1/memory/2136-69-0x0000000000400000-0x0000000000408000-memory.dmp	upx
behavioral1/memory/1568-68-0x0000000000500000-0x0000000000510200-memory.dmp	upx
behavioral1/memory/2136-74-0x0000000000400000-0x0000000000408000-memory.dmp	upx

Drops file in Windows directory 3 IoCs

description	ioc	Process
File created	C:\Windows\java.exe	da4eef5f7c2c9f477231b20a84bd677fd429f94ec0823f6d1695ebc8c33c51e7N.exe
File created	C:\Windows\services.exe	da4eef5f7c2c9f477231b20a84bd677fd429f94ec0823f6d1695ebc8c33c51e7N.exe
File opened for modification	C:\Windows\java.exe	da4eef5f7c2c9f477231b20a84bd677fd429f94ec0823f6d1695ebc8c33c51e7N.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	da4eef5f7c2c9f477231b20a84bd677fd429f94ec0823f6d1695ebc8c33c51e7N.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	services.exe

Suspicious use of WriteProcessMemory 4 IoCs

description	pid	Process	procid_target
PID 1568 wrote to memory of 2136	1568	da4eef5f7c2c9f477231b20a84bd677fd429f94ec0823f6d1695ebc8c33c51e7N.exe	30
PID 1568 wrote to memory of 2136	1568	da4eef5f7c2c9f477231b20a84bd677fd429f94ec0823f6d1695ebc8c33c51e7N.exe	30
PID 1568 wrote to memory of 2136	1568	da4eef5f7c2c9f477231b20a84bd677fd429f94ec0823f6d1695ebc8c33c51e7N.exe	30
PID 1568 wrote to memory of 2136	1568	da4eef5f7c2c9f477231b20a84bd677fd429f94ec0823f6d1695ebc8c33c51e7N.exe	30

C:\Users\Admin\AppData\Local\Temp\da4eef5f7c2c9f477231b20a84bd677fd429f94ec0823f6d1695ebc8c33c51e7N.exe
"C:\Users\Admin\AppData\Local\Temp\da4eef5f7c2c9f477231b20a84bd677fd429f94ec0823f6d1695ebc8c33c51e7N.exe"
1⤵
- Adds Run key to start application
- Drops file in Windows directory
- System Location Discovery: System Language Discovery
- Suspicious use of WriteProcessMemory
PID:1568
- 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:2136

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\tmpD6E1.tmp

Filesize
29KB

MD5
df715eabc12e5c1a8461f168fb38ecf3

SHA1
b9d33c0c63a65f5e67dc5e304a80c46d69e360ad

SHA256
332b60051b6ff523fa44c872adced9503983898d1e53f71d750cd885dda65a10

SHA512
6912c513f5e8b4b6b37fd5a78b500395860a70a7be5ae56a2eee61393a05cf9f37417cf32f541c6a1902b6ea2d10054312dfc24f712c1d7c195f05fcd3ebb1e9

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

Filesize
352B

MD5
5508fab0205da2579efbd0418f07c9a6

SHA1
d1af0851414c2a346713f5dcbe67f43ace865543

SHA256
5664ea13253dd4152c9532c31ad91e189af831885a32b8bb33d64a0051d681f0

SHA512
fe75ba45d9c1e5a049ef802052e85758e592e7d24285d4265dc9f98b1762e78ae9f68a7c41f93dda4224c5bee668bd796eba3a914ed863dc61fb8b1435d253b5

Download Submit
C:\Windows\services.exe

Filesize
8KB

MD5
b0fe74719b1b647e2056641931907f4a

SHA1
e858c206d2d1542a79936cb00d85da853bfc95e2

SHA256
bf316f51d0c345d61eaee3940791b64e81f676e3bca42bad61073227bee6653c

SHA512
9c82e88264696d0dadef9c0442ad8d1183e48f0fb355a4fc9bf4fa5db4e27745039f98b1fd1febff620a5ded6dd493227f00d7d2e74b19757685aa8655f921c2

Download Submit
memory/1568-0-0x0000000000500000-0x0000000000510200-memory.dmp

Filesize
64KB

Download
memory/1568-4-0x0000000000220000-0x0000000000228000-memory.dmp

Filesize
32KB

Download
memory/1568-68-0x0000000000500000-0x0000000000510200-memory.dmp

Filesize
64KB

Download
memory/1568-16-0x0000000000500000-0x0000000000510200-memory.dmp

Filesize
64KB

Download
memory/1568-17-0x0000000000220000-0x0000000000228000-memory.dmp

Filesize
32KB

Download
memory/1568-66-0x0000000000500000-0x0000000000510200-memory.dmp

Filesize
64KB

Download
memory/1568-62-0x0000000000500000-0x0000000000510200-memory.dmp

Filesize
64KB

Download
memory/1568-41-0x0000000000500000-0x0000000000510200-memory.dmp

Filesize
64KB

Download
memory/2136-37-0x0000000000400000-0x0000000000408000-memory.dmp

Filesize
32KB

Download
memory/2136-42-0x0000000000400000-0x0000000000408000-memory.dmp

Filesize
32KB

Download
memory/2136-32-0x0000000000400000-0x0000000000408000-memory.dmp

Filesize
32KB

Download
memory/2136-44-0x0000000000400000-0x0000000000408000-memory.dmp

Filesize
32KB

Download
memory/2136-30-0x0000000000400000-0x0000000000408000-memory.dmp

Filesize
32KB

Download
memory/2136-25-0x0000000000400000-0x0000000000408000-memory.dmp

Filesize
32KB

Download
memory/2136-63-0x0000000000400000-0x0000000000408000-memory.dmp

Filesize
32KB

Download
memory/2136-20-0x0000000000400000-0x0000000000408000-memory.dmp

Filesize
32KB

Download
memory/2136-67-0x0000000000400000-0x0000000000408000-memory.dmp

Filesize
32KB

Download
memory/2136-19-0x0000000000400000-0x0000000000408000-memory.dmp

Filesize
32KB

Download
memory/2136-69-0x0000000000400000-0x0000000000408000-memory.dmp

Filesize
32KB

Download
memory/2136-10-0x0000000000400000-0x0000000000408000-memory.dmp

Filesize
32KB

Download
memory/2136-74-0x0000000000400000-0x0000000000408000-memory.dmp

Filesize
32KB

Download

Analysis

Sharing

General

Malware Config

Signatures

Processes

Network

MITRE ATT&CK Enterprise v15

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Downloads