mydoom | 3dec331b3c4aa364f1b56a369243e65ba6797f401f5e0f2df094626c19ca8051

General

Target

3dec331b3c4aa364f1b56a369243e65ba6797f401f5e0f2df094626c19ca8051.exe
Size

29KB
MD5

3fe6c9bc6e41a0ecd575e1ce87de7900
SHA1

783dba63188f6142c1e6201a6b6530b23be1f129
SHA256

3dec331b3c4aa364f1b56a369243e65ba6797f401f5e0f2df094626c19ca8051
SHA512

429e95a4440197c45daf122c6a5f9e064263de9fd2155f36a803aba0443255dbc1c72f8cc3c25c65cf9f8d2eb09097c3a575f9d21385d2211e3e77da69acf127
SSDEEP

768:AEwHupU99d2JE0jNJJ83+8zzqgTdVY9/2:AEwVs+0jNDY1qi/qu

Score

10^/10

Malware Config

Signatures

Detects MyDoom family 8 IoCs

resource	yara_rule
behavioral2/memory/2548-13-0x0000000000500000-0x0000000000510200-memory.dmp	family_mydoom
behavioral2/memory/2548-32-0x0000000000500000-0x0000000000510200-memory.dmp	family_mydoom
behavioral2/memory/2548-109-0x0000000000500000-0x0000000000510200-memory.dmp	family_mydoom
behavioral2/memory/2548-148-0x0000000000500000-0x0000000000510200-memory.dmp	family_mydoom
behavioral2/memory/2548-152-0x0000000000500000-0x0000000000510200-memory.dmp	family_mydoom
behavioral2/memory/2548-157-0x0000000000500000-0x0000000000510200-memory.dmp	family_mydoom
behavioral2/memory/2548-172-0x0000000000500000-0x0000000000510200-memory.dmp	family_mydoom
behavioral2/memory/2548-204-0x0000000000500000-0x0000000000510200-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
2380	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"	3dec331b3c4aa364f1b56a369243e65ba6797f401f5e0f2df094626c19ca8051.exe

UPX packed file 24 IoCs

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

upx

resource	yara_rule
behavioral2/memory/2548-0-0x0000000000500000-0x0000000000510200-memory.dmp	upx
behavioral2/files/0x000d000000023b77-4.dat	upx
behavioral2/memory/2380-5-0x0000000000400000-0x0000000000408000-memory.dmp	upx
behavioral2/memory/2548-13-0x0000000000500000-0x0000000000510200-memory.dmp	upx
behavioral2/memory/2380-15-0x0000000000400000-0x0000000000408000-memory.dmp	upx
behavioral2/memory/2380-16-0x0000000000400000-0x0000000000408000-memory.dmp	upx
behavioral2/memory/2380-21-0x0000000000400000-0x0000000000408000-memory.dmp	upx
behavioral2/memory/2380-26-0x0000000000400000-0x0000000000408000-memory.dmp	upx
behavioral2/memory/2380-28-0x0000000000400000-0x0000000000408000-memory.dmp	upx
behavioral2/memory/2548-32-0x0000000000500000-0x0000000000510200-memory.dmp	upx
behavioral2/memory/2380-33-0x0000000000400000-0x0000000000408000-memory.dmp	upx
behavioral2/files/0x000c000000023b9b-43.dat	upx
behavioral2/memory/2548-109-0x0000000000500000-0x0000000000510200-memory.dmp	upx
behavioral2/memory/2380-110-0x0000000000400000-0x0000000000408000-memory.dmp	upx
behavioral2/memory/2548-148-0x0000000000500000-0x0000000000510200-memory.dmp	upx
behavioral2/memory/2380-149-0x0000000000400000-0x0000000000408000-memory.dmp	upx
behavioral2/memory/2548-152-0x0000000000500000-0x0000000000510200-memory.dmp	upx
behavioral2/memory/2380-153-0x0000000000400000-0x0000000000408000-memory.dmp	upx
behavioral2/memory/2548-157-0x0000000000500000-0x0000000000510200-memory.dmp	upx
behavioral2/memory/2380-158-0x0000000000400000-0x0000000000408000-memory.dmp	upx
behavioral2/memory/2548-172-0x0000000000500000-0x0000000000510200-memory.dmp	upx
behavioral2/memory/2380-173-0x0000000000400000-0x0000000000408000-memory.dmp	upx
behavioral2/memory/2548-204-0x0000000000500000-0x0000000000510200-memory.dmp	upx
behavioral2/memory/2380-211-0x0000000000400000-0x0000000000408000-memory.dmp	upx

Drops file in Windows directory 3 IoCs

description	ioc	Process
File created	C:\Windows\java.exe	3dec331b3c4aa364f1b56a369243e65ba6797f401f5e0f2df094626c19ca8051.exe
File created	C:\Windows\services.exe	3dec331b3c4aa364f1b56a369243e65ba6797f401f5e0f2df094626c19ca8051.exe
File opened for modification	C:\Windows\java.exe	3dec331b3c4aa364f1b56a369243e65ba6797f401f5e0f2df094626c19ca8051.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	3dec331b3c4aa364f1b56a369243e65ba6797f401f5e0f2df094626c19ca8051.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	services.exe

Suspicious use of WriteProcessMemory 3 IoCs

description	pid	Process	procid_target
PID 2548 wrote to memory of 2380	2548	3dec331b3c4aa364f1b56a369243e65ba6797f401f5e0f2df094626c19ca8051.exe	82
PID 2548 wrote to memory of 2380	2548	3dec331b3c4aa364f1b56a369243e65ba6797f401f5e0f2df094626c19ca8051.exe	82
PID 2548 wrote to memory of 2380	2548	3dec331b3c4aa364f1b56a369243e65ba6797f401f5e0f2df094626c19ca8051.exe	82

C:\Users\Admin\AppData\Local\Temp\3dec331b3c4aa364f1b56a369243e65ba6797f401f5e0f2df094626c19ca8051.exe
"C:\Users\Admin\AppData\Local\Temp\3dec331b3c4aa364f1b56a369243e65ba6797f401f5e0f2df094626c19ca8051.exe"
1⤵
- Adds Run key to start application
- Drops file in Windows directory
- System Location Discovery: System Language Discovery
- Suspicious use of WriteProcessMemory
PID:2548
- 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:2380

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\0TSRVAPX\search[1].htm

Filesize
25B

MD5
8ba61a16b71609a08bfa35bc213fce49

SHA1
8374dddcc6b2ede14b0ea00a5870a11b57ced33f

SHA256
6aa63394c1f5e705b1e89c55ff19eed71957e735c3831a845ff62f74824e13f1

SHA512
5855f5b2a78877f7a27ff92eaaa900d81d02486e6e2ea81d80b6f6cf1fe254350444980017e00cdeecdd3c67b86e7acc90cd2d77f06210bdd1d7b1a71d262df1

Download Submit
C:\Users\Admin\AppData\Local\Microsoft\Windows\INetCache\IE\9PMCFZKU\default[1].htm

Filesize
310B

MD5
2a8026547dafd0504845f41881ed3ab4

SHA1
bedb776ce5eb9d61e602562a926d0fe182d499db

SHA256
231fe7c979332b82ceccc3b3c0c2446bc2c3cab5c46fb7687c4bb579a8bba7ce

SHA512
1f6fa43fc0cf5cbdb22649a156f36914b2479a93d220bf0e23a32c086da46dd37e8f3a789e7a405abef0782e7b3151087d253c63c6cefcad10fd47c699fbcf97

Download Submit
C:\Users\Admin\AppData\Local\Temp\tmp55ED.tmp

Filesize
29KB

MD5
c933f1e046c78eaaa6bc858c61115400

SHA1
4cf87316988b123b100185527291669387fb5a9b

SHA256
fe47f31561cccadc88ecaf55796ba4bc98c88b973a4d17129d97cb36cd18f221

SHA512
6118112ea60684fcee55f565a097aca3ce096058a0959292581d3f94150f9e1f67f9a0fb31ba7eab14b210b082632888b37d20a23430b8be29382c19cbe3fac5

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

Filesize
320B

MD5
a379043a59e6dfb6938d88732aa435db

SHA1
996a248857b104277fd2359d44bbe63cf826a83b

SHA256
ff9f7b07f5eac85f5145c6a92cb75bd064589f12ad9febb4d9f7917f0094b774

SHA512
9b437f7a46a8c2dad528c7c7a499b369ae4e4c569a011a1c6b7b2b7ca1355c0c37f09daf5306d97a21fa2a32bc9ab22804073b1c8902319ce77cedbda4edad99

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

Filesize
320B

MD5
9375aca794596dc6dbefc9602611b307

SHA1
e515e4cd8358a21ec90d701ee264d5a85fc3b06a

SHA256
129a25d6717345b7bf82fcc1418eb1820fb142dbc40c9d8a0b35776df798dc06

SHA512
fd86eb7285a856bf6dc34c8677affd4676d71773dd93a6ad5fcf6cae2c80742f0f3313c5e59185c4218f84e2e2db169900c14eb98ccbc3ea7e1b86e7c9e4de08

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

Filesize
320B

MD5
9bc25539a5f751e412e495a6e86f6b38

SHA1
deff9222ae03a7d9ef9467d798231b381bcb3542

SHA256
b697770bb2bcf914320f2c67be3e62770a4bc1a596a9d6b4a26d4654fe81b13b

SHA512
fa7917b0e5739c9dc8a27856ece0ac36ca5b8ea9ee4699b1e90984a8b53b61b44276ce0ebe49522cd2895679aa014cce8db8de98e50d73e19912a46c6502fd41

Download Submit
C:\Windows\services.exe

Filesize
8KB

MD5
b0fe74719b1b647e2056641931907f4a

SHA1
e858c206d2d1542a79936cb00d85da853bfc95e2

SHA256
bf316f51d0c345d61eaee3940791b64e81f676e3bca42bad61073227bee6653c

SHA512
9c82e88264696d0dadef9c0442ad8d1183e48f0fb355a4fc9bf4fa5db4e27745039f98b1fd1febff620a5ded6dd493227f00d7d2e74b19757685aa8655f921c2

Download Submit
memory/2380-153-0x0000000000400000-0x0000000000408000-memory.dmp

Filesize
32KB

Download
memory/2380-158-0x0000000000400000-0x0000000000408000-memory.dmp

Filesize
32KB

Download
memory/2380-5-0x0000000000400000-0x0000000000408000-memory.dmp

Filesize
32KB

Download
memory/2380-33-0x0000000000400000-0x0000000000408000-memory.dmp

Filesize
32KB

Download
memory/2380-26-0x0000000000400000-0x0000000000408000-memory.dmp

Filesize
32KB

Download
memory/2380-21-0x0000000000400000-0x0000000000408000-memory.dmp

Filesize
32KB

Download
memory/2380-28-0x0000000000400000-0x0000000000408000-memory.dmp

Filesize
32KB

Download
memory/2380-110-0x0000000000400000-0x0000000000408000-memory.dmp

Filesize
32KB

Download
memory/2380-16-0x0000000000400000-0x0000000000408000-memory.dmp

Filesize
32KB

Download
memory/2380-15-0x0000000000400000-0x0000000000408000-memory.dmp

Filesize
32KB

Download
memory/2380-211-0x0000000000400000-0x0000000000408000-memory.dmp

Filesize
32KB

Download
memory/2380-149-0x0000000000400000-0x0000000000408000-memory.dmp

Filesize
32KB

Download
memory/2380-173-0x0000000000400000-0x0000000000408000-memory.dmp

Filesize
32KB

Download
memory/2548-109-0x0000000000500000-0x0000000000510200-memory.dmp

Filesize
64KB

Download
memory/2548-157-0x0000000000500000-0x0000000000510200-memory.dmp

Filesize
64KB

Download
memory/2548-0-0x0000000000500000-0x0000000000510200-memory.dmp

Filesize
64KB

Download
memory/2548-13-0x0000000000500000-0x0000000000510200-memory.dmp

Filesize
64KB

Download
memory/2548-172-0x0000000000500000-0x0000000000510200-memory.dmp

Filesize
64KB

Download
memory/2548-152-0x0000000000500000-0x0000000000510200-memory.dmp

Filesize
64KB

Download
memory/2548-204-0x0000000000500000-0x0000000000510200-memory.dmp

Filesize
64KB

Download
memory/2548-148-0x0000000000500000-0x0000000000510200-memory.dmp

Filesize
64KB

Download
memory/2548-32-0x0000000000500000-0x0000000000510200-memory.dmp

Filesize
64KB

Download

Analysis

Sharing

General

Malware Config

Signatures

Processes

Network

MITRE ATT&CK Enterprise v15

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Downloads