mydoom | 51ca7c3d0fe5e8897af2c43c1b467a729542f9268da378580da33ac18274462a

General

Target

51ca7c3d0fe5e8897af2c43c1b467a729542f9268da378580da33ac18274462a.exe
Size

29KB
MD5

fa2f568d8e226221b970820d5965d65a
SHA1

ba03ff161b316d84531d829f2eb7c2344b7b003e
SHA256

51ca7c3d0fe5e8897af2c43c1b467a729542f9268da378580da33ac18274462a
SHA512

5bd66c4d70369270aa5af3c0460080041ac463c2cd2769c1152d3f8d09409970a670900126af64a4fe0260f31be678e06b736db018b842da9dd4b9a84210aa1b
SSDEEP

768:AEwHupU99d2JE0jNJJ83+8zzqgTdVY9/Lr:AEwVs+0jNDY1qi/qv

Score

10^/10

mydoom discovery persistence upx worm

Malware Config

Signatures

Detects MyDoom family 4 IoCs

Processes:

resource	yara_rule
behavioral1/memory/1780-2-0x0000000000500000-0x0000000000510200-memory.dmp	family_mydoom
behavioral1/memory/1780-9-0x00000000002A0000-0x00000000002A8000-memory.dmp	family_mydoom
behavioral1/memory/1780-16-0x0000000000500000-0x0000000000510200-memory.dmp	family_mydoom
behavioral1/memory/1780-59-0x0000000000500000-0x0000000000510200-memory.dmp	family_mydoom

MyDoom
MyDoom is a Worm that is written in C++.
worm mydoom
Mydoom family
mydoom
Executes dropped EXE 1 IoCs

Processes:

services.exe

pid process

2972 services.exe

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

Processes:

51ca7c3d0fe5e8897af2c43c1b467a729542f9268da378580da33ac18274462a.exeservices.exe

description	ioc	process
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Windows\CurrentVersion\Run\JavaVM = "C:\\Windows\\java.exe"	51ca7c3d0fe5e8897af2c43c1b467a729542f9268da378580da33ac18274462a.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Windows\CurrentVersion\Run\Services = "C:\\Windows\\services.exe"	services.exe

UPX packed file 19 IoCs

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

upx

Processes:

resource	yara_rule
behavioral1/memory/1780-2-0x0000000000500000-0x0000000000510200-memory.dmp	upx
behavioral1/memory/1780-4-0x00000000002A0000-0x00000000002A8000-memory.dmp	upx
C:\Windows\services.exe	upx
behavioral1/memory/1780-9-0x00000000002A0000-0x00000000002A8000-memory.dmp	upx
behavioral1/memory/1780-16-0x0000000000500000-0x0000000000510200-memory.dmp	upx
behavioral1/memory/2972-18-0x0000000000400000-0x0000000000408000-memory.dmp	upx
behavioral1/memory/2972-19-0x0000000000400000-0x0000000000408000-memory.dmp	upx
behavioral1/memory/2972-24-0x0000000000400000-0x0000000000408000-memory.dmp	upx
behavioral1/memory/2972-29-0x0000000000400000-0x0000000000408000-memory.dmp	upx
behavioral1/memory/2972-31-0x0000000000400000-0x0000000000408000-memory.dmp	upx
behavioral1/memory/2972-36-0x0000000000400000-0x0000000000408000-memory.dmp	upx
behavioral1/memory/2972-41-0x0000000000400000-0x0000000000408000-memory.dmp	upx
behavioral1/memory/2972-43-0x0000000000400000-0x0000000000408000-memory.dmp	upx
behavioral1/memory/2972-48-0x0000000000400000-0x0000000000408000-memory.dmp	upx
behavioral1/memory/2972-53-0x0000000000400000-0x0000000000408000-memory.dmp	upx
behavioral1/memory/2972-55-0x0000000000400000-0x0000000000408000-memory.dmp	upx
behavioral1/memory/1780-59-0x0000000000500000-0x0000000000510200-memory.dmp	upx
behavioral1/memory/2972-60-0x0000000000400000-0x0000000000408000-memory.dmp	upx
C:\Users\Admin\AppData\Local\Temp\tmpCF52.tmp	upx

Drops file in Windows directory 3 IoCs

Processes:

51ca7c3d0fe5e8897af2c43c1b467a729542f9268da378580da33ac18274462a.exe

description	ioc	process
File created	C:\Windows\services.exe	51ca7c3d0fe5e8897af2c43c1b467a729542f9268da378580da33ac18274462a.exe
File opened for modification	C:\Windows\java.exe	51ca7c3d0fe5e8897af2c43c1b467a729542f9268da378580da33ac18274462a.exe
File created	C:\Windows\java.exe	51ca7c3d0fe5e8897af2c43c1b467a729542f9268da378580da33ac18274462a.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

Processes:

51ca7c3d0fe5e8897af2c43c1b467a729542f9268da378580da33ac18274462a.exeservices.exe

description	ioc	process
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	51ca7c3d0fe5e8897af2c43c1b467a729542f9268da378580da33ac18274462a.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	services.exe

Suspicious use of WriteProcessMemory 4 IoCs

Processes:

51ca7c3d0fe5e8897af2c43c1b467a729542f9268da378580da33ac18274462a.exe

description	pid	process	target process
PID 1780 wrote to memory of 2972	1780	51ca7c3d0fe5e8897af2c43c1b467a729542f9268da378580da33ac18274462a.exe	services.exe
PID 1780 wrote to memory of 2972	1780	51ca7c3d0fe5e8897af2c43c1b467a729542f9268da378580da33ac18274462a.exe	services.exe
PID 1780 wrote to memory of 2972	1780	51ca7c3d0fe5e8897af2c43c1b467a729542f9268da378580da33ac18274462a.exe	services.exe
PID 1780 wrote to memory of 2972	1780	51ca7c3d0fe5e8897af2c43c1b467a729542f9268da378580da33ac18274462a.exe	services.exe

C:\Users\Admin\AppData\Local\Temp\51ca7c3d0fe5e8897af2c43c1b467a729542f9268da378580da33ac18274462a.exe
"C:\Users\Admin\AppData\Local\Temp\51ca7c3d0fe5e8897af2c43c1b467a729542f9268da378580da33ac18274462a.exe"
1⤵
- Adds Run key to start application
- Drops file in Windows directory
- System Location Discovery: System Language Discovery
- Suspicious use of WriteProcessMemory
PID:1780
- 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\tmpCF52.tmp

Filesize
29KB

MD5
69c43371a6bd9f7c628469c1a99b8058

SHA1
eacd3426d4ce007ee10edcf155f0edd9627aa897

SHA256
44ff812a2beba5434254e978bd7691de4b9ce46d21f8906ed9844ea759eeea7a

SHA512
e5505757a7301d053edc9a6108864bad14d22045adab13e5ac082b85ee530042ffb39fa348101e05e7ea1a4d8a6fb75e74fa3f792fcc3011a1d0532a79b02bc1

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

MD5
d41d8cd98f00b204e9800998ecf8427e

SHA1
da39a3ee5e6b4b0d3255bfef95601890afd80709

SHA256
e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855

SHA512
cf83e1357eefb8bdf1542850d66d8007d620e4050b5715dc83f4a921d36ce9ce47d0d13c5d85f2b0ff8318d2877eec2f63b931bd47417a81a538327af927da3e

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

Filesize
352B

MD5
4d79fe8a13edc64a9d25a727fed0d9b3

SHA1
a609183eeefdfc233cf8704742c487f0c165c094

SHA256
b51e246d1166aa2058c0fa84c142e0b66cb0b97a993e1893915314560285d9bd

SHA512
9726428348f2a005ed89de6f4a8c6ef293b3d31abe6e3a0d6c544b3f44073ae397388056eb9403433fef30974ac752a96f80806bcbf34e2c95526714effccfc3

Download Submit
C:\Users\Admin\AppData\Local\Temp\zjg9emFVcj.log

Filesize
320B

MD5
caa7f330755abdbab958b491b353ed56

SHA1
ad726dc69b40a1592d93fd45053d42b12b6d64b6

SHA256
e9f87b6ac3c9a54f8978f5db2eababbb417648db6114ffedd9703c0a7eabfcf1

SHA512
aae5eeaa184e7732ddbcd2af0008ddd5d26d554891b42b828439bf72c0799113671023ad498919c520988f267d9a551802e805f1a83d229b8e03a60a3bd3d8d3

Download Submit
C:\Windows\services.exe

Filesize
8KB

MD5
b0fe74719b1b647e2056641931907f4a

SHA1
e858c206d2d1542a79936cb00d85da853bfc95e2

SHA256
bf316f51d0c345d61eaee3940791b64e81f676e3bca42bad61073227bee6653c

SHA512
9c82e88264696d0dadef9c0442ad8d1183e48f0fb355a4fc9bf4fa5db4e27745039f98b1fd1febff620a5ded6dd493227f00d7d2e74b19757685aa8655f921c2

Download Submit
memory/1780-2-0x0000000000500000-0x0000000000510200-memory.dmp

Filesize
64KB

Download
memory/1780-4-0x00000000002A0000-0x00000000002A8000-memory.dmp

Filesize
32KB

Download
memory/1780-9-0x00000000002A0000-0x00000000002A8000-memory.dmp

Filesize
32KB

Download
memory/1780-16-0x0000000000500000-0x0000000000510200-memory.dmp

Filesize
64KB

Download
memory/1780-59-0x0000000000500000-0x0000000000510200-memory.dmp

Filesize
64KB

Download
memory/2972-31-0x0000000000400000-0x0000000000408000-memory.dmp

Filesize
32KB

Download
memory/2972-36-0x0000000000400000-0x0000000000408000-memory.dmp

Filesize
32KB

Download
memory/2972-41-0x0000000000400000-0x0000000000408000-memory.dmp

Filesize
32KB

Download
memory/2972-43-0x0000000000400000-0x0000000000408000-memory.dmp

Filesize
32KB

Download
memory/2972-29-0x0000000000400000-0x0000000000408000-memory.dmp

Filesize
32KB

Download
memory/2972-48-0x0000000000400000-0x0000000000408000-memory.dmp

Filesize
32KB

Download
memory/2972-53-0x0000000000400000-0x0000000000408000-memory.dmp

Filesize
32KB

Download
memory/2972-55-0x0000000000400000-0x0000000000408000-memory.dmp

Filesize
32KB

Download
memory/2972-24-0x0000000000400000-0x0000000000408000-memory.dmp

Filesize
32KB

Download
memory/2972-60-0x0000000000400000-0x0000000000408000-memory.dmp

Filesize
32KB

Download
memory/2972-19-0x0000000000400000-0x0000000000408000-memory.dmp

Filesize
32KB

Download
memory/2972-18-0x0000000000400000-0x0000000000408000-memory.dmp

Filesize
32KB

Download

Analysis

Sharing

General

Malware Config

Signatures

Processes

Network

MITRE ATT&CK Enterprise v15

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Downloads