mydoom | 7fed39b58e85ae11b3b3e39eb0f36e2766cced3a32a339e7f86484dcde559b03

General

Target

7fed39b58e85ae11b3b3e39eb0f36e2766cced3a32a339e7f86484dcde559b03.exe
Size

29KB
MD5

133cf791a5bf5ecca7b07176f2a4abc1
SHA1

999bd42ffb6a851b67370f7259d9f721189224d8
SHA256

7fed39b58e85ae11b3b3e39eb0f36e2766cced3a32a339e7f86484dcde559b03
SHA512

7f3d64a3f53cdbaed76557139de3b99b149c4ef3e581c2c2995c9efc7688eaf0c2abba231395b6ff3f074735649ba7909b08ecfdf9d70ef4960ec489e804514c
SSDEEP

768:AEwHupU99d2JE0jNJJ83+8zzqgTdVY9/BHi:AEwVs+0jNDY1qi/qJC

Score

10^/10

Malware Config

Signatures

Detects MyDoom family 5 IoCs

resource	yara_rule
behavioral1/memory/2760-17-0x0000000000500000-0x0000000000510200-memory.dmp	family_mydoom
behavioral1/memory/2760-50-0x0000000000500000-0x0000000000510200-memory.dmp	family_mydoom
behavioral1/memory/2760-55-0x0000000000500000-0x0000000000510200-memory.dmp	family_mydoom
behavioral1/memory/2760-71-0x0000000000500000-0x0000000000510200-memory.dmp	family_mydoom
behavioral1/memory/2760-75-0x0000000000500000-0x0000000000510200-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
2972	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"	7fed39b58e85ae11b3b3e39eb0f36e2766cced3a32a339e7f86484dcde559b03.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Windows\CurrentVersion\Run\Services = "C:\\Windows\\services.exe"	services.exe

UPX packed file 22 IoCs

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

upx

resource	yara_rule
behavioral1/memory/2760-0-0x0000000000500000-0x0000000000510200-memory.dmp	upx
behavioral1/memory/2760-8-0x0000000000400000-0x0000000000408000-memory.dmp	upx
behavioral1/files/0x0008000000015d7e-6.dat	upx
behavioral1/memory/2972-11-0x0000000000400000-0x0000000000408000-memory.dmp	upx
behavioral1/memory/2760-17-0x0000000000500000-0x0000000000510200-memory.dmp	upx
behavioral1/memory/2972-21-0x0000000000400000-0x0000000000408000-memory.dmp	upx
behavioral1/memory/2972-22-0x0000000000400000-0x0000000000408000-memory.dmp	upx
behavioral1/memory/2972-27-0x0000000000400000-0x0000000000408000-memory.dmp	upx
behavioral1/memory/2972-32-0x0000000000400000-0x0000000000408000-memory.dmp	upx
behavioral1/memory/2972-34-0x0000000000400000-0x0000000000408000-memory.dmp	upx
behavioral1/memory/2972-39-0x0000000000400000-0x0000000000408000-memory.dmp	upx
behavioral1/memory/2972-44-0x0000000000400000-0x0000000000408000-memory.dmp	upx
behavioral1/memory/2972-46-0x0000000000400000-0x0000000000408000-memory.dmp	upx
behavioral1/memory/2760-50-0x0000000000500000-0x0000000000510200-memory.dmp	upx
behavioral1/memory/2972-51-0x0000000000400000-0x0000000000408000-memory.dmp	upx
behavioral1/memory/2760-55-0x0000000000500000-0x0000000000510200-memory.dmp	upx
behavioral1/memory/2972-56-0x0000000000400000-0x0000000000408000-memory.dmp	upx
behavioral1/files/0x0004000000013d08-66.dat	upx
behavioral1/memory/2760-71-0x0000000000500000-0x0000000000510200-memory.dmp	upx
behavioral1/memory/2972-72-0x0000000000400000-0x0000000000408000-memory.dmp	upx
behavioral1/memory/2760-75-0x0000000000500000-0x0000000000510200-memory.dmp	upx
behavioral1/memory/2972-76-0x0000000000400000-0x0000000000408000-memory.dmp	upx

Drops file in Windows directory 3 IoCs

description	ioc	Process
File created	C:\Windows\services.exe	7fed39b58e85ae11b3b3e39eb0f36e2766cced3a32a339e7f86484dcde559b03.exe
File opened for modification	C:\Windows\java.exe	7fed39b58e85ae11b3b3e39eb0f36e2766cced3a32a339e7f86484dcde559b03.exe
File created	C:\Windows\java.exe	7fed39b58e85ae11b3b3e39eb0f36e2766cced3a32a339e7f86484dcde559b03.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	7fed39b58e85ae11b3b3e39eb0f36e2766cced3a32a339e7f86484dcde559b03.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	services.exe

Suspicious use of WriteProcessMemory 4 IoCs

description	pid	Process	procid_target
PID 2760 wrote to memory of 2972	2760	7fed39b58e85ae11b3b3e39eb0f36e2766cced3a32a339e7f86484dcde559b03.exe	30
PID 2760 wrote to memory of 2972	2760	7fed39b58e85ae11b3b3e39eb0f36e2766cced3a32a339e7f86484dcde559b03.exe	30
PID 2760 wrote to memory of 2972	2760	7fed39b58e85ae11b3b3e39eb0f36e2766cced3a32a339e7f86484dcde559b03.exe	30
PID 2760 wrote to memory of 2972	2760	7fed39b58e85ae11b3b3e39eb0f36e2766cced3a32a339e7f86484dcde559b03.exe	30

C:\Users\Admin\AppData\Local\Temp\7fed39b58e85ae11b3b3e39eb0f36e2766cced3a32a339e7f86484dcde559b03.exe
"C:\Users\Admin\AppData\Local\Temp\7fed39b58e85ae11b3b3e39eb0f36e2766cced3a32a339e7f86484dcde559b03.exe"
1⤵
- Adds Run key to start application
- Drops file in Windows directory
- System Location Discovery: System Language Discovery
- Suspicious use of WriteProcessMemory
PID:2760
- 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:2972

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

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Downloads

C:\Users\Admin\AppData\Local\Temp\tmpA5E2.tmp

Filesize
29KB

MD5
fc099013d42f4d0ed5602a7dc0e95049

SHA1
6ef33c9e1c1869865b346d3caab510eae16def58

SHA256
0c3b048228b2b1cb08d396729ed833baebc45063e42ba90e2498b34a7ae00bdf

SHA512
149f1cca15edbfa8d843c8a67de6088a5eba25315e084d5918197de205df4603655bf6f711d3d335acfe8671f138e7251f51da86a70d04572480d62653357a68

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

Filesize
384B

MD5
5308c11b1e3b95f96988a3fe349b0af8

SHA1
0d44c816bf806e29d1e6005960a4d8e7229605ba

SHA256
3ec3231cf9443de07bc511ab55ac0c03f0e41c84fc71e13fc877dd0571e27d2d

SHA512
2e4ec9fcf65241f6e84b8bf227168ba044b6d139a25ff163a772db52b9f442488f2924c09ee8431c6ef503ba123ab80778fd13e2355e06956428dba417ca012a

Download Submit
C:\Windows\services.exe

Filesize
8KB

MD5
b0fe74719b1b647e2056641931907f4a

SHA1
e858c206d2d1542a79936cb00d85da853bfc95e2

SHA256
bf316f51d0c345d61eaee3940791b64e81f676e3bca42bad61073227bee6653c

SHA512
9c82e88264696d0dadef9c0442ad8d1183e48f0fb355a4fc9bf4fa5db4e27745039f98b1fd1febff620a5ded6dd493227f00d7d2e74b19757685aa8655f921c2

Download Submit
memory/2760-17-0x0000000000500000-0x0000000000510200-memory.dmp

Filesize
64KB

Download
memory/2760-75-0x0000000000500000-0x0000000000510200-memory.dmp

Filesize
64KB

Download
memory/2760-50-0x0000000000500000-0x0000000000510200-memory.dmp

Filesize
64KB

Download
memory/2760-18-0x0000000000400000-0x0000000000408000-memory.dmp

Filesize
32KB

Download
memory/2760-19-0x0000000000400000-0x0000000000408000-memory.dmp

Filesize
32KB

Download
memory/2760-71-0x0000000000500000-0x0000000000510200-memory.dmp

Filesize
64KB

Download
memory/2760-8-0x0000000000400000-0x0000000000408000-memory.dmp

Filesize
32KB

Download
memory/2760-9-0x0000000000400000-0x0000000000408000-memory.dmp

Filesize
32KB

Download
memory/2760-0-0x0000000000500000-0x0000000000510200-memory.dmp

Filesize
64KB

Download
memory/2760-55-0x0000000000500000-0x0000000000510200-memory.dmp

Filesize
64KB

Download
memory/2972-32-0x0000000000400000-0x0000000000408000-memory.dmp

Filesize
32KB

Download
memory/2972-44-0x0000000000400000-0x0000000000408000-memory.dmp

Filesize
32KB

Download
memory/2972-46-0x0000000000400000-0x0000000000408000-memory.dmp

Filesize
32KB

Download
memory/2972-39-0x0000000000400000-0x0000000000408000-memory.dmp

Filesize
32KB

Download
memory/2972-51-0x0000000000400000-0x0000000000408000-memory.dmp

Filesize
32KB

Download
memory/2972-34-0x0000000000400000-0x0000000000408000-memory.dmp

Filesize
32KB

Download
memory/2972-56-0x0000000000400000-0x0000000000408000-memory.dmp

Filesize
32KB

Download
memory/2972-27-0x0000000000400000-0x0000000000408000-memory.dmp

Filesize
32KB

Download
memory/2972-22-0x0000000000400000-0x0000000000408000-memory.dmp

Filesize
32KB

Download
memory/2972-21-0x0000000000400000-0x0000000000408000-memory.dmp

Filesize
32KB

Download
memory/2972-72-0x0000000000400000-0x0000000000408000-memory.dmp

Filesize
32KB

Download
memory/2972-11-0x0000000000400000-0x0000000000408000-memory.dmp

Filesize
32KB

Download
memory/2972-76-0x0000000000400000-0x0000000000408000-memory.dmp

Filesize
32KB

Download

Analysis

Sharing

General

Malware Config

Signatures

Processes

Network

MITRE ATT&CK Enterprise v15

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Downloads