mydoom | 54487a43903685a07a043306eafffb7cd920e66e3bdfa7cfeac97014b71babab

General

Target

54487a43903685a07a043306eafffb7cd920e66e3bdfa7cfeac97014b71bababN.exe
Size

29KB
MD5

ea569ffadd190c7b13e82e9e4fbdf2b0
SHA1

3f5cdd45e7901536d884943e105821b7835f5a56
SHA256

54487a43903685a07a043306eafffb7cd920e66e3bdfa7cfeac97014b71babab
SHA512

fb293a48342644891f5aac5dfae5ed94e4a9e4175e52bd63c56f09d60fd7e3e36e3db0e4260bd90f6526442fb3aac88032d84eda286bb76539ca0deb4050ce8b
SSDEEP

768:AEwHupU99d2JE0jNJJ83+8zzqgTdVY9/Bm:AEwVs+0jNDY1qi/q8

Score

10^/10

Malware Config

Signatures

Detects MyDoom family 4 IoCs

resource	yara_rule
behavioral1/memory/1984-16-0x0000000000500000-0x0000000000510200-memory.dmp	family_mydoom
behavioral1/memory/1984-53-0x0000000000500000-0x0000000000510200-memory.dmp	family_mydoom
behavioral1/memory/1984-55-0x0000000000500000-0x0000000000510200-memory.dmp	family_mydoom
behavioral1/memory/1984-76-0x0000000000500000-0x0000000000510200-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
2052	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"	54487a43903685a07a043306eafffb7cd920e66e3bdfa7cfeac97014b71bababN.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
behavioral1/memory/1984-0-0x0000000000500000-0x0000000000510200-memory.dmp	upx
behavioral1/memory/1984-4-0x0000000000400000-0x0000000000408000-memory.dmp	upx
behavioral1/files/0x0008000000016cf6-9.dat	upx
behavioral1/memory/2052-10-0x0000000000400000-0x0000000000408000-memory.dmp	upx
behavioral1/memory/1984-16-0x0000000000500000-0x0000000000510200-memory.dmp	upx
behavioral1/memory/2052-19-0x0000000000400000-0x0000000000408000-memory.dmp	upx
behavioral1/memory/2052-20-0x0000000000400000-0x0000000000408000-memory.dmp	upx
behavioral1/memory/2052-25-0x0000000000400000-0x0000000000408000-memory.dmp	upx
behavioral1/memory/2052-30-0x0000000000400000-0x0000000000408000-memory.dmp	upx
behavioral1/memory/2052-32-0x0000000000400000-0x0000000000408000-memory.dmp	upx
behavioral1/memory/2052-37-0x0000000000400000-0x0000000000408000-memory.dmp	upx
behavioral1/memory/2052-42-0x0000000000400000-0x0000000000408000-memory.dmp	upx
behavioral1/memory/2052-44-0x0000000000400000-0x0000000000408000-memory.dmp	upx
behavioral1/memory/2052-49-0x0000000000400000-0x0000000000408000-memory.dmp	upx
behavioral1/memory/1984-53-0x0000000000500000-0x0000000000510200-memory.dmp	upx
behavioral1/memory/2052-54-0x0000000000400000-0x0000000000408000-memory.dmp	upx
behavioral1/memory/2052-56-0x0000000000400000-0x0000000000408000-memory.dmp	upx
behavioral1/memory/1984-55-0x0000000000500000-0x0000000000510200-memory.dmp	upx
behavioral1/files/0x0005000000004ed7-66.dat	upx
behavioral1/memory/2052-77-0x0000000000400000-0x0000000000408000-memory.dmp	upx
behavioral1/memory/1984-76-0x0000000000500000-0x0000000000510200-memory.dmp	upx

Drops file in Windows directory 3 IoCs

description	ioc	Process
File created	C:\Windows\java.exe	54487a43903685a07a043306eafffb7cd920e66e3bdfa7cfeac97014b71bababN.exe
File created	C:\Windows\services.exe	54487a43903685a07a043306eafffb7cd920e66e3bdfa7cfeac97014b71bababN.exe
File opened for modification	C:\Windows\java.exe	54487a43903685a07a043306eafffb7cd920e66e3bdfa7cfeac97014b71bababN.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	54487a43903685a07a043306eafffb7cd920e66e3bdfa7cfeac97014b71bababN.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	services.exe

Suspicious use of WriteProcessMemory 4 IoCs

description	pid	Process	procid_target
PID 1984 wrote to memory of 2052	1984	54487a43903685a07a043306eafffb7cd920e66e3bdfa7cfeac97014b71bababN.exe	30
PID 1984 wrote to memory of 2052	1984	54487a43903685a07a043306eafffb7cd920e66e3bdfa7cfeac97014b71bababN.exe	30
PID 1984 wrote to memory of 2052	1984	54487a43903685a07a043306eafffb7cd920e66e3bdfa7cfeac97014b71bababN.exe	30
PID 1984 wrote to memory of 2052	1984	54487a43903685a07a043306eafffb7cd920e66e3bdfa7cfeac97014b71bababN.exe	30

C:\Users\Admin\AppData\Local\Temp\54487a43903685a07a043306eafffb7cd920e66e3bdfa7cfeac97014b71bababN.exe
"C:\Users\Admin\AppData\Local\Temp\54487a43903685a07a043306eafffb7cd920e66e3bdfa7cfeac97014b71bababN.exe"
1⤵
- Adds Run key to start application
- Drops file in Windows directory
- System Location Discovery: System Language Discovery
- Suspicious use of WriteProcessMemory
PID:1984
- 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:2052

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\tmp24D1.tmp

Filesize
29KB

MD5
caeeb8511ecb9270262b283333cc7943

SHA1
94a6c535db00ddfd39844979297ef5439c7d83a5

SHA256
5dcddec9ea3c7f85d14435ee4204b423c7a164f2663672ebf691823797869dc9

SHA512
bf6b3e42c2628eae31a6014b7c95bc95efd339249d602476e659293288dca2f9709e280f00e1509b073f17b520fcf4f69d1141b865c8e3f66965786f6ef43c73

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

Filesize
384B

MD5
bb3beead5de25e67988b39d13ae29786

SHA1
a5c32deb7f7defa9dc2c9df26037bd8e63f2bdc6

SHA256
316ef975aad5a84fd770e3df1f1ea5051ce14e88c4d7595daceb302f20499014

SHA512
454472127d9a03f5eda770ecf53cf394fc4627244aa5a0b059449fe090846509d22ca71d68d7c7b39046a7cb3eda4a18e57d2f39e444aa30050d5e25b6288b25

Download Submit
C:\Windows\services.exe

Filesize
8KB

MD5
b0fe74719b1b647e2056641931907f4a

SHA1
e858c206d2d1542a79936cb00d85da853bfc95e2

SHA256
bf316f51d0c345d61eaee3940791b64e81f676e3bca42bad61073227bee6653c

SHA512
9c82e88264696d0dadef9c0442ad8d1183e48f0fb355a4fc9bf4fa5db4e27745039f98b1fd1febff620a5ded6dd493227f00d7d2e74b19757685aa8655f921c2

Download Submit
memory/1984-0-0x0000000000500000-0x0000000000510200-memory.dmp

Filesize
64KB

Download
memory/1984-4-0x0000000000400000-0x0000000000408000-memory.dmp

Filesize
32KB

Download
memory/1984-76-0x0000000000500000-0x0000000000510200-memory.dmp

Filesize
64KB

Download
memory/1984-16-0x0000000000500000-0x0000000000510200-memory.dmp

Filesize
64KB

Download
memory/1984-17-0x0000000000400000-0x0000000000408000-memory.dmp

Filesize
32KB

Download
memory/1984-55-0x0000000000500000-0x0000000000510200-memory.dmp

Filesize
64KB

Download
memory/1984-53-0x0000000000500000-0x0000000000510200-memory.dmp

Filesize
64KB

Download
memory/2052-37-0x0000000000400000-0x0000000000408000-memory.dmp

Filesize
32KB

Download
memory/2052-32-0x0000000000400000-0x0000000000408000-memory.dmp

Filesize
32KB

Download
memory/2052-42-0x0000000000400000-0x0000000000408000-memory.dmp

Filesize
32KB

Download
memory/2052-44-0x0000000000400000-0x0000000000408000-memory.dmp

Filesize
32KB

Download
memory/2052-49-0x0000000000400000-0x0000000000408000-memory.dmp

Filesize
32KB

Download
memory/2052-30-0x0000000000400000-0x0000000000408000-memory.dmp

Filesize
32KB

Download
memory/2052-54-0x0000000000400000-0x0000000000408000-memory.dmp

Filesize
32KB

Download
memory/2052-56-0x0000000000400000-0x0000000000408000-memory.dmp

Filesize
32KB

Download
memory/2052-25-0x0000000000400000-0x0000000000408000-memory.dmp

Filesize
32KB

Download
memory/2052-20-0x0000000000400000-0x0000000000408000-memory.dmp

Filesize
32KB

Download
memory/2052-19-0x0000000000400000-0x0000000000408000-memory.dmp

Filesize
32KB

Download
memory/2052-77-0x0000000000400000-0x0000000000408000-memory.dmp

Filesize
32KB

Download
memory/2052-10-0x0000000000400000-0x0000000000408000-memory.dmp

Filesize
32KB

Download

Analysis

Sharing

General

Malware Config

Signatures

Processes

Network

MITRE ATT&CK Enterprise v15

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Downloads