mydoom | a4053ebd7ea88389aaa64dc3cb3ff521665cdf8f785f559f8008994e429c74ae

General

Target

a4053ebd7ea88389aaa64dc3cb3ff521665cdf8f785f559f8008994e429c74aeN.exe
Size

29KB
MD5

be22aa8411f01c09b91293890114e8d0
SHA1

e9063b75bd4e88ad72115a3ba16c985f52f987ae
SHA256

a4053ebd7ea88389aaa64dc3cb3ff521665cdf8f785f559f8008994e429c74ae
SHA512

055703b81c0e24d6b1e39290610580224de53bc60c28822cba1bb2a7de9ff38f210f642ad41ac4fee4d03a6a43294ccd3f021d1e73aaafe7fbb21265929b1ea3
SSDEEP

768:AEwHupU99d2JE0jNJJ83+8zzqgTdVY9/6:AEwVs+0jNDY1qi/qy

Score

10^/10

Malware Config

Signatures

Detects MyDoom family 6 IoCs

resource	yara_rule
behavioral1/memory/2636-15-0x0000000000500000-0x0000000000510200-memory.dmp	family_mydoom
behavioral1/memory/2636-35-0x0000000000500000-0x0000000000510200-memory.dmp	family_mydoom
behavioral1/memory/2636-59-0x0000000000500000-0x0000000000510200-memory.dmp	family_mydoom
behavioral1/memory/2636-63-0x0000000000500000-0x0000000000510200-memory.dmp	family_mydoom
behavioral1/memory/2636-68-0x0000000000500000-0x0000000000510200-memory.dmp	family_mydoom
behavioral1/memory/2636-75-0x0000000000500000-0x0000000000510200-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
2744	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"	a4053ebd7ea88389aaa64dc3cb3ff521665cdf8f785f559f8008994e429c74aeN.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/2636-0-0x0000000000500000-0x0000000000510200-memory.dmp	upx
behavioral1/memory/2636-4-0x0000000000220000-0x0000000000228000-memory.dmp	upx
behavioral1/files/0x0008000000015f81-7.dat	upx
behavioral1/memory/2636-15-0x0000000000500000-0x0000000000510200-memory.dmp	upx
behavioral1/memory/2744-18-0x0000000000400000-0x0000000000408000-memory.dmp	upx
behavioral1/memory/2744-19-0x0000000000400000-0x0000000000408000-memory.dmp	upx
behavioral1/memory/2744-24-0x0000000000400000-0x0000000000408000-memory.dmp	upx
behavioral1/memory/2744-29-0x0000000000400000-0x0000000000408000-memory.dmp	upx
behavioral1/memory/2744-31-0x0000000000400000-0x0000000000408000-memory.dmp	upx
behavioral1/memory/2636-35-0x0000000000500000-0x0000000000510200-memory.dmp	upx
behavioral1/memory/2744-36-0x0000000000400000-0x0000000000408000-memory.dmp	upx
behavioral1/memory/2744-41-0x0000000000400000-0x0000000000408000-memory.dmp	upx
behavioral1/files/0x0034000000015db1-51.dat	upx
behavioral1/memory/2636-59-0x0000000000500000-0x0000000000510200-memory.dmp	upx
behavioral1/memory/2744-60-0x0000000000400000-0x0000000000408000-memory.dmp	upx
behavioral1/memory/2636-63-0x0000000000500000-0x0000000000510200-memory.dmp	upx
behavioral1/memory/2744-64-0x0000000000400000-0x0000000000408000-memory.dmp	upx
behavioral1/memory/2636-68-0x0000000000500000-0x0000000000510200-memory.dmp	upx
behavioral1/memory/2744-69-0x0000000000400000-0x0000000000408000-memory.dmp	upx
behavioral1/memory/2744-71-0x0000000000400000-0x0000000000408000-memory.dmp	upx
behavioral1/memory/2636-75-0x0000000000500000-0x0000000000510200-memory.dmp	upx
behavioral1/memory/2744-76-0x0000000000400000-0x0000000000408000-memory.dmp	upx

Drops file in Windows directory 3 IoCs

description	ioc	Process
File created	C:\Windows\java.exe	a4053ebd7ea88389aaa64dc3cb3ff521665cdf8f785f559f8008994e429c74aeN.exe
File created	C:\Windows\services.exe	a4053ebd7ea88389aaa64dc3cb3ff521665cdf8f785f559f8008994e429c74aeN.exe
File opened for modification	C:\Windows\java.exe	a4053ebd7ea88389aaa64dc3cb3ff521665cdf8f785f559f8008994e429c74aeN.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	a4053ebd7ea88389aaa64dc3cb3ff521665cdf8f785f559f8008994e429c74aeN.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	services.exe

Suspicious use of WriteProcessMemory 4 IoCs

description	pid	Process	procid_target
PID 2636 wrote to memory of 2744	2636	a4053ebd7ea88389aaa64dc3cb3ff521665cdf8f785f559f8008994e429c74aeN.exe	30
PID 2636 wrote to memory of 2744	2636	a4053ebd7ea88389aaa64dc3cb3ff521665cdf8f785f559f8008994e429c74aeN.exe	30
PID 2636 wrote to memory of 2744	2636	a4053ebd7ea88389aaa64dc3cb3ff521665cdf8f785f559f8008994e429c74aeN.exe	30
PID 2636 wrote to memory of 2744	2636	a4053ebd7ea88389aaa64dc3cb3ff521665cdf8f785f559f8008994e429c74aeN.exe	30

C:\Users\Admin\AppData\Local\Temp\a4053ebd7ea88389aaa64dc3cb3ff521665cdf8f785f559f8008994e429c74aeN.exe
"C:\Users\Admin\AppData\Local\Temp\a4053ebd7ea88389aaa64dc3cb3ff521665cdf8f785f559f8008994e429c74aeN.exe"
1⤵
- Adds Run key to start application
- Drops file in Windows directory
- System Location Discovery: System Language Discovery
- Suspicious use of WriteProcessMemory
PID:2636
- 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:2744

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\tmp1AE2.tmp

Filesize
29KB

MD5
e47eb7ccb90f0f2797c9e52e1ba009c4

SHA1
96ada1d9741e7b36c9aca7643a45c02363b908c9

SHA256
409a578eb1409cf24b6369e0dd1a591f1bbee6879084baa6a6e3399033d7786d

SHA512
bc6e74397c7cad324d360f89b51d479e285ae9ad5421ee00604bf0a1378891d6a000cac72020afa3f857b6f28d9580714db44251bf40e49db1d3aaa8630e2095

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

Filesize
320B

MD5
9096c554136acf95be6d615e52b822a1

SHA1
666ed00633e0d4d2ded0d4bee9985e16dfe281e3

SHA256
915b94b7c996b8ddacfbb5233deba5314cee224da1a3dd8077d0677b6ccd5ba1

SHA512
f20a5707deb32c2944c3265099f3adcf74e3da995d01b424c6cecd4c4d4d753231a8ee440ff8342d49592aaeea743c6ffaeb5974ddd3c6576fa75e746000217b

Download Submit
C:\Windows\services.exe

Filesize
8KB

MD5
b0fe74719b1b647e2056641931907f4a

SHA1
e858c206d2d1542a79936cb00d85da853bfc95e2

SHA256
bf316f51d0c345d61eaee3940791b64e81f676e3bca42bad61073227bee6653c

SHA512
9c82e88264696d0dadef9c0442ad8d1183e48f0fb355a4fc9bf4fa5db4e27745039f98b1fd1febff620a5ded6dd493227f00d7d2e74b19757685aa8655f921c2

Download Submit
memory/2636-0-0x0000000000500000-0x0000000000510200-memory.dmp

Filesize
64KB

Download
memory/2636-16-0x0000000000220000-0x0000000000228000-memory.dmp

Filesize
32KB

Download
memory/2636-15-0x0000000000500000-0x0000000000510200-memory.dmp

Filesize
64KB

Download
memory/2636-75-0x0000000000500000-0x0000000000510200-memory.dmp

Filesize
64KB

Download
memory/2636-68-0x0000000000500000-0x0000000000510200-memory.dmp

Filesize
64KB

Download
memory/2636-63-0x0000000000500000-0x0000000000510200-memory.dmp

Filesize
64KB

Download
memory/2636-59-0x0000000000500000-0x0000000000510200-memory.dmp

Filesize
64KB

Download
memory/2636-35-0x0000000000500000-0x0000000000510200-memory.dmp

Filesize
64KB

Download
memory/2636-4-0x0000000000220000-0x0000000000228000-memory.dmp

Filesize
32KB

Download
memory/2744-18-0x0000000000400000-0x0000000000408000-memory.dmp

Filesize
32KB

Download
memory/2744-41-0x0000000000400000-0x0000000000408000-memory.dmp

Filesize
32KB

Download
memory/2744-36-0x0000000000400000-0x0000000000408000-memory.dmp

Filesize
32KB

Download
memory/2744-31-0x0000000000400000-0x0000000000408000-memory.dmp

Filesize
32KB

Download
memory/2744-60-0x0000000000400000-0x0000000000408000-memory.dmp

Filesize
32KB

Download
memory/2744-29-0x0000000000400000-0x0000000000408000-memory.dmp

Filesize
32KB

Download
memory/2744-64-0x0000000000400000-0x0000000000408000-memory.dmp

Filesize
32KB

Download
memory/2744-24-0x0000000000400000-0x0000000000408000-memory.dmp

Filesize
32KB

Download
memory/2744-69-0x0000000000400000-0x0000000000408000-memory.dmp

Filesize
32KB

Download
memory/2744-71-0x0000000000400000-0x0000000000408000-memory.dmp

Filesize
32KB

Download
memory/2744-19-0x0000000000400000-0x0000000000408000-memory.dmp

Filesize
32KB

Download
memory/2744-76-0x0000000000400000-0x0000000000408000-memory.dmp

Filesize
32KB

Download

Analysis

Sharing

General

Malware Config

Signatures

Processes

Network

MITRE ATT&CK Enterprise v15

Replay Monitor

Loading Replay Monitor...

Downloads