mydoom | db1743b9ae4c639358dfde83089257f4360747eff1ced83fb27e34d3cc75dbd5

General

Target

db1743b9ae4c639358dfde83089257f4360747eff1ced83fb27e34d3cc75dbd5N.exe
Size

29KB
MD5

2a479f38fabe6c3c34b16dddc796d9c0
SHA1

94a07f30fa86a24605c6a9206c42169caf58def6
SHA256

db1743b9ae4c639358dfde83089257f4360747eff1ced83fb27e34d3cc75dbd5
SHA512

a5a3d6b4b91ff07647c9201beeb8edcc9c84d6e975e17732da564cd533a393e850c6cdf6d0aeb415f990fef946618076c5b269ecfcccac27f2cc2472ad4e44a6
SSDEEP

768:AEwHupU99d2JE0jNJJ83+8zzqgTdVY9/U:AEwVs+0jNDY1qi/qc

Score

10^/10

Malware Config

Signatures

Detects MyDoom family 5 IoCs

resource	yara_rule
behavioral2/memory/4564-13-0x0000000000500000-0x0000000000510200-memory.dmp	family_mydoom
behavioral2/memory/4564-39-0x0000000000500000-0x0000000000510200-memory.dmp	family_mydoom
behavioral2/memory/4564-44-0x0000000000500000-0x0000000000510200-memory.dmp	family_mydoom
behavioral2/memory/4564-138-0x0000000000500000-0x0000000000510200-memory.dmp	family_mydoom
behavioral2/memory/4564-163-0x0000000000500000-0x0000000000510200-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
1040	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\Services = "C:\\Windows\\services.exe"	services.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Microsoft\Windows\CurrentVersion\Run\JavaVM = "C:\\Windows\\java.exe"	db1743b9ae4c639358dfde83089257f4360747eff1ced83fb27e34d3cc75dbd5N.exe

UPX packed file 21 IoCs

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

upx

resource	yara_rule
behavioral2/memory/4564-0-0x0000000000500000-0x0000000000510200-memory.dmp	upx
behavioral2/files/0x000b000000023b71-4.dat	upx
behavioral2/memory/1040-6-0x0000000000400000-0x0000000000408000-memory.dmp	upx
behavioral2/memory/4564-13-0x0000000000500000-0x0000000000510200-memory.dmp	upx
behavioral2/memory/1040-15-0x0000000000400000-0x0000000000408000-memory.dmp	upx
behavioral2/memory/1040-16-0x0000000000400000-0x0000000000408000-memory.dmp	upx
behavioral2/memory/1040-21-0x0000000000400000-0x0000000000408000-memory.dmp	upx
behavioral2/memory/1040-26-0x0000000000400000-0x0000000000408000-memory.dmp	upx
behavioral2/memory/1040-28-0x0000000000400000-0x0000000000408000-memory.dmp	upx
behavioral2/memory/1040-33-0x0000000000400000-0x0000000000408000-memory.dmp	upx
behavioral2/memory/1040-38-0x0000000000400000-0x0000000000408000-memory.dmp	upx
behavioral2/memory/4564-39-0x0000000000500000-0x0000000000510200-memory.dmp	upx
behavioral2/memory/1040-40-0x0000000000400000-0x0000000000408000-memory.dmp	upx
behavioral2/memory/4564-44-0x0000000000500000-0x0000000000510200-memory.dmp	upx
behavioral2/memory/1040-45-0x0000000000400000-0x0000000000408000-memory.dmp	upx
behavioral2/files/0x000d00000001e733-55.dat	upx
behavioral2/memory/4564-138-0x0000000000500000-0x0000000000510200-memory.dmp	upx
behavioral2/memory/1040-139-0x0000000000400000-0x0000000000408000-memory.dmp	upx
behavioral2/memory/4564-163-0x0000000000500000-0x0000000000510200-memory.dmp	upx
behavioral2/memory/1040-164-0x0000000000400000-0x0000000000408000-memory.dmp	upx
behavioral2/memory/1040-168-0x0000000000400000-0x0000000000408000-memory.dmp	upx

Drops file in Windows directory 3 IoCs

description	ioc	Process
File created	C:\Windows\services.exe	db1743b9ae4c639358dfde83089257f4360747eff1ced83fb27e34d3cc75dbd5N.exe
File opened for modification	C:\Windows\java.exe	db1743b9ae4c639358dfde83089257f4360747eff1ced83fb27e34d3cc75dbd5N.exe
File created	C:\Windows\java.exe	db1743b9ae4c639358dfde83089257f4360747eff1ced83fb27e34d3cc75dbd5N.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	services.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	db1743b9ae4c639358dfde83089257f4360747eff1ced83fb27e34d3cc75dbd5N.exe

Suspicious use of WriteProcessMemory 3 IoCs

description	pid	Process	procid_target
PID 4564 wrote to memory of 1040	4564	db1743b9ae4c639358dfde83089257f4360747eff1ced83fb27e34d3cc75dbd5N.exe	82
PID 4564 wrote to memory of 1040	4564	db1743b9ae4c639358dfde83089257f4360747eff1ced83fb27e34d3cc75dbd5N.exe	82
PID 4564 wrote to memory of 1040	4564	db1743b9ae4c639358dfde83089257f4360747eff1ced83fb27e34d3cc75dbd5N.exe	82

C:\Users\Admin\AppData\Local\Temp\db1743b9ae4c639358dfde83089257f4360747eff1ced83fb27e34d3cc75dbd5N.exe
"C:\Users\Admin\AppData\Local\Temp\db1743b9ae4c639358dfde83089257f4360747eff1ced83fb27e34d3cc75dbd5N.exe"
1⤵
- Adds Run key to start application
- Drops file in Windows directory
- System Location Discovery: System Language Discovery
- Suspicious use of WriteProcessMemory
PID:4564
- 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:1040

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\ZA7RG4JF\search[1].htm

Filesize
25B

MD5
8ba61a16b71609a08bfa35bc213fce49

SHA1
8374dddcc6b2ede14b0ea00a5870a11b57ced33f

SHA256
6aa63394c1f5e705b1e89c55ff19eed71957e735c3831a845ff62f74824e13f1

SHA512
5855f5b2a78877f7a27ff92eaaa900d81d02486e6e2ea81d80b6f6cf1fe254350444980017e00cdeecdd3c67b86e7acc90cd2d77f06210bdd1d7b1a71d262df1

Download Submit
C:\Users\Admin\AppData\Local\Temp\tmpF4EC.tmp

Filesize
29KB

MD5
5cffc5ee59232d17c8551045802d232a

SHA1
28fc3872ac8f5f7ee036985bc824ce300642811b

SHA256
e27c47150b1bc78715004ec89f153e581c53d4fa0f1578fe6ecff054145be9e5

SHA512
be7230e9637b20ccefb9b17f5d9cac6899b169cec97d031e17d72d4f587b96dbfa153a7184390ef20c8d672d6fb2657a003806b5d7d520c9b61f6d7f45bed6a6

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

Filesize
352B

MD5
ade00c4bf7250b72f23390e1e76b54e7

SHA1
368ef0fbd26619af93d58f5d60a700a54558fa24

SHA256
0ecd7d29ec92d6b2408a743993212e9e5a7c5e93390fc5a44c62696af0b670da

SHA512
c4538fb74ec0e0a9279a8260b5edf8cb46f33e7a0353a1fd63f90510da7d19b149dc40b0d1641454ec5c0454b1b660417a981bdb99b958525f092a8035371e6f

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

Filesize
352B

MD5
ae34a29158b3c0f0a0cc97cfa1feaa6f

SHA1
1bff7c4719b412b481a3afe78f82e9c69621bf54

SHA256
97c52d563a6fe0d74a16a0da4764ae61ae6ee82670440198d643fae43adb67ae

SHA512
79ce2bbccd28b533213395c2b692a0cf4b63b5f3ba2f37adf73b2aca0112c2fbd6853157c6207d91d38e20278a0b4123ecb8fa95ec31abc86adb0a7993228d85

Download Submit
C:\Windows\services.exe

Filesize
8KB

MD5
b0fe74719b1b647e2056641931907f4a

SHA1
e858c206d2d1542a79936cb00d85da853bfc95e2

SHA256
bf316f51d0c345d61eaee3940791b64e81f676e3bca42bad61073227bee6653c

SHA512
9c82e88264696d0dadef9c0442ad8d1183e48f0fb355a4fc9bf4fa5db4e27745039f98b1fd1febff620a5ded6dd493227f00d7d2e74b19757685aa8655f921c2

Download Submit
memory/1040-16-0x0000000000400000-0x0000000000408000-memory.dmp

Filesize
32KB

Download
memory/1040-45-0x0000000000400000-0x0000000000408000-memory.dmp

Filesize
32KB

Download
memory/1040-26-0x0000000000400000-0x0000000000408000-memory.dmp

Filesize
32KB

Download
memory/1040-28-0x0000000000400000-0x0000000000408000-memory.dmp

Filesize
32KB

Download
memory/1040-33-0x0000000000400000-0x0000000000408000-memory.dmp

Filesize
32KB

Download
memory/1040-38-0x0000000000400000-0x0000000000408000-memory.dmp

Filesize
32KB

Download
memory/1040-168-0x0000000000400000-0x0000000000408000-memory.dmp

Filesize
32KB

Download
memory/1040-40-0x0000000000400000-0x0000000000408000-memory.dmp

Filesize
32KB

Download
memory/1040-164-0x0000000000400000-0x0000000000408000-memory.dmp

Filesize
32KB

Download
memory/1040-21-0x0000000000400000-0x0000000000408000-memory.dmp

Filesize
32KB

Download
memory/1040-6-0x0000000000400000-0x0000000000408000-memory.dmp

Filesize
32KB

Download
memory/1040-15-0x0000000000400000-0x0000000000408000-memory.dmp

Filesize
32KB

Download
memory/1040-139-0x0000000000400000-0x0000000000408000-memory.dmp

Filesize
32KB

Download
memory/4564-138-0x0000000000500000-0x0000000000510200-memory.dmp

Filesize
64KB

Download
memory/4564-13-0x0000000000500000-0x0000000000510200-memory.dmp

Filesize
64KB

Download
memory/4564-0-0x0000000000500000-0x0000000000510200-memory.dmp

Filesize
64KB

Download
memory/4564-163-0x0000000000500000-0x0000000000510200-memory.dmp

Filesize
64KB

Download
memory/4564-44-0x0000000000500000-0x0000000000510200-memory.dmp

Filesize
64KB

Download
memory/4564-39-0x0000000000500000-0x0000000000510200-memory.dmp

Filesize
64KB

Download

Analysis

Sharing

General

Malware Config

Signatures

Processes

Network

MITRE ATT&CK Enterprise v15

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Downloads