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 3 IoCs

resource	yara_rule
behavioral2/memory/1356-13-0x0000000000500000-0x0000000000510200-memory.dmp	family_mydoom
behavioral2/memory/1356-51-0x0000000000500000-0x0000000000510200-memory.dmp	family_mydoom
behavioral2/memory/1356-56-0x0000000000500000-0x0000000000510200-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
1888	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 19 IoCs

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

upx

resource	yara_rule
behavioral2/memory/1356-0-0x0000000000500000-0x0000000000510200-memory.dmp	upx
behavioral2/files/0x000a000000023b7b-6.dat	upx
behavioral2/memory/1888-7-0x0000000000400000-0x0000000000408000-memory.dmp	upx
behavioral2/memory/1356-13-0x0000000000500000-0x0000000000510200-memory.dmp	upx
behavioral2/memory/1888-15-0x0000000000400000-0x0000000000408000-memory.dmp	upx
behavioral2/memory/1888-16-0x0000000000400000-0x0000000000408000-memory.dmp	upx
behavioral2/memory/1888-21-0x0000000000400000-0x0000000000408000-memory.dmp	upx
behavioral2/memory/1888-26-0x0000000000400000-0x0000000000408000-memory.dmp	upx
behavioral2/memory/1888-28-0x0000000000400000-0x0000000000408000-memory.dmp	upx
behavioral2/memory/1888-33-0x0000000000400000-0x0000000000408000-memory.dmp	upx
behavioral2/memory/1888-38-0x0000000000400000-0x0000000000408000-memory.dmp	upx
behavioral2/memory/1888-40-0x0000000000400000-0x0000000000408000-memory.dmp	upx
behavioral2/memory/1888-45-0x0000000000400000-0x0000000000408000-memory.dmp	upx
behavioral2/memory/1888-50-0x0000000000400000-0x0000000000408000-memory.dmp	upx
behavioral2/memory/1356-51-0x0000000000500000-0x0000000000510200-memory.dmp	upx
behavioral2/memory/1888-52-0x0000000000400000-0x0000000000408000-memory.dmp	upx
behavioral2/memory/1356-56-0x0000000000500000-0x0000000000510200-memory.dmp	upx
behavioral2/memory/1888-57-0x0000000000400000-0x0000000000408000-memory.dmp	upx
behavioral2/files/0x0003000000000707-62.dat	upx

Drops file in Windows directory 3 IoCs

description	ioc	Process
File created	C:\Windows\services.exe	a4053ebd7ea88389aaa64dc3cb3ff521665cdf8f785f559f8008994e429c74aeN.exe
File opened for modification	C:\Windows\java.exe	a4053ebd7ea88389aaa64dc3cb3ff521665cdf8f785f559f8008994e429c74aeN.exe
File created	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 3 IoCs

description	pid	Process	procid_target
PID 1356 wrote to memory of 1888	1356	a4053ebd7ea88389aaa64dc3cb3ff521665cdf8f785f559f8008994e429c74aeN.exe	83
PID 1356 wrote to memory of 1888	1356	a4053ebd7ea88389aaa64dc3cb3ff521665cdf8f785f559f8008994e429c74aeN.exe	83
PID 1356 wrote to memory of 1888	1356	a4053ebd7ea88389aaa64dc3cb3ff521665cdf8f785f559f8008994e429c74aeN.exe	83

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:1356
- 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:1888

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\Microsoft\Windows\INetCache\IE\G94T3PNL\search[2].htm

Filesize
25B

MD5
8ba61a16b71609a08bfa35bc213fce49

SHA1
8374dddcc6b2ede14b0ea00a5870a11b57ced33f

SHA256
6aa63394c1f5e705b1e89c55ff19eed71957e735c3831a845ff62f74824e13f1

SHA512
5855f5b2a78877f7a27ff92eaaa900d81d02486e6e2ea81d80b6f6cf1fe254350444980017e00cdeecdd3c67b86e7acc90cd2d77f06210bdd1d7b1a71d262df1

Download Submit
C:\Users\Admin\AppData\Local\Temp\tmp2C36.tmp

Filesize
29KB

MD5
b3e39707938b1218427e233ffdf70c52

SHA1
7716bd1e26a81a166d7271f36fa26c02fd8f45a2

SHA256
02c7a08b7c19e3813964eb9819f1d372ff7c388800abe45d4d07e1fb1da94d90

SHA512
be4745b05d9d735cbefa116eb3a75efa5dec4fd57075c6a072827800f2329d10c671257203d784c0520bc2bcd349a5dca6c6870e437bcfe3597255f31dcc36a3

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

Filesize
320B

MD5
a9c0198643b3d6ebcf1426ada638477c

SHA1
8f8ce8923fd711fc9657acf11143f68141b3827a

SHA256
28d19221c194f66335031f7a780f164ad4013ebbc6972439fd2d520afd99aef9

SHA512
5c85a014a0f1ec3f4df79f45642a1a5f72455ce5be46508058514c2b58656dd0ea9a6d1859ddb95e78961a3a5af7f093bf92738b8894faeac02356a053efbd19

Download Submit
C:\Windows\services.exe

Filesize
8KB

MD5
b0fe74719b1b647e2056641931907f4a

SHA1
e858c206d2d1542a79936cb00d85da853bfc95e2

SHA256
bf316f51d0c345d61eaee3940791b64e81f676e3bca42bad61073227bee6653c

SHA512
9c82e88264696d0dadef9c0442ad8d1183e48f0fb355a4fc9bf4fa5db4e27745039f98b1fd1febff620a5ded6dd493227f00d7d2e74b19757685aa8655f921c2

Download Submit
memory/1356-51-0x0000000000500000-0x0000000000510200-memory.dmp

Filesize
64KB

Download
memory/1356-13-0x0000000000500000-0x0000000000510200-memory.dmp

Filesize
64KB

Download
memory/1356-0-0x0000000000500000-0x0000000000510200-memory.dmp

Filesize
64KB

Download
memory/1356-56-0x0000000000500000-0x0000000000510200-memory.dmp

Filesize
64KB

Download
memory/1888-15-0x0000000000400000-0x0000000000408000-memory.dmp

Filesize
32KB

Download
memory/1888-33-0x0000000000400000-0x0000000000408000-memory.dmp

Filesize
32KB

Download
memory/1888-38-0x0000000000400000-0x0000000000408000-memory.dmp

Filesize
32KB

Download
memory/1888-40-0x0000000000400000-0x0000000000408000-memory.dmp

Filesize
32KB

Download
memory/1888-45-0x0000000000400000-0x0000000000408000-memory.dmp

Filesize
32KB

Download
memory/1888-50-0x0000000000400000-0x0000000000408000-memory.dmp

Filesize
32KB

Download
memory/1888-28-0x0000000000400000-0x0000000000408000-memory.dmp

Filesize
32KB

Download
memory/1888-52-0x0000000000400000-0x0000000000408000-memory.dmp

Filesize
32KB

Download
memory/1888-26-0x0000000000400000-0x0000000000408000-memory.dmp

Filesize
32KB

Download
memory/1888-57-0x0000000000400000-0x0000000000408000-memory.dmp

Filesize
32KB

Download
memory/1888-21-0x0000000000400000-0x0000000000408000-memory.dmp

Filesize
32KB

Download
memory/1888-16-0x0000000000400000-0x0000000000408000-memory.dmp

Filesize
32KB

Download
memory/1888-7-0x0000000000400000-0x0000000000408000-memory.dmp

Filesize
32KB

Download

Analysis

Sharing

General

Malware Config

Signatures

Processes

Network

MITRE ATT&CK Enterprise v15

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Downloads