f64b686413ecb81843155b86098f99545046464c4c345e06cdc765467ffedf81

Analysis

max time kernel
120s
max time network
121s
platform
windows7_x64
resource
win7-20240508-en
resource tags

arch:x64arch:x86image:win7-20240508-enlocale:en-usos:windows7-x64system
submitted
11/05/2024, 01:56

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General

Target

Black Ops 2 Japanese/english/en_angola_2.ff
Size

69KB
MD5

7e3df415585e90ae0a7476594083609d
SHA1

e28b04e0939417e0e9fbc7a55ac49ca77a67f82c
SHA256

f4fe66700b1ea43dff3d84ecb415a30dee3206cbfb6590652c23ef9763ad4de1
SHA512

b55e5a3626e139d0a53619113d3b059c6fc4d54d726e433163e543a8403ef6b9db8caec6775ffe846d34e7984cc5d68b13b0b1a5d8d41ceecff5b85b3a0e3383
SSDEEP

1536:WeOnOqPKUGRTd+kSRIJweMeeuZhS+NdD4nY:8PYRh+kSywqZu

Score

3^/10

Malware Config

Signatures

Enumerates physical storage devices 1 TTPs
Attempts to interact with connected storage/optical drive(s).

System Information Discovery
T1082

Modifies registry class 9 IoCs

description	ioc	Process
Key created	\REGISTRY\USER\S-1-5-21-268080393-3149932598-1824759070-1000_CLASSES\ff_auto_file\shell\Read\command	rundll32.exe
Set value (str)	\REGISTRY\USER\S-1-5-21-268080393-3149932598-1824759070-1000_CLASSES\ff_auto_file\shell\Read\command\ = "\"C:\\Program Files (x86)\\Adobe\\Reader 9.0\\Reader\\AcroRd32.exe\" \"%1\""	rundll32.exe
Key created	\REGISTRY\USER\S-1-5-21-268080393-3149932598-1824759070-1000_CLASSES\ff_auto_file	rundll32.exe
Key created	\REGISTRY\USER\S-1-5-21-268080393-3149932598-1824759070-1000_CLASSES\.ff	rundll32.exe
Set value (str)	\REGISTRY\USER\S-1-5-21-268080393-3149932598-1824759070-1000_CLASSES\.ff\ = "ff_auto_file"	rundll32.exe
Key created	\REGISTRY\USER\S-1-5-21-268080393-3149932598-1824759070-1000_CLASSES\ff_auto_file\shell\Read	rundll32.exe
Key created	\REGISTRY\USER\S-1-5-21-268080393-3149932598-1824759070-1000_Classes\Local Settings	rundll32.exe
Set value (str)	\REGISTRY\USER\S-1-5-21-268080393-3149932598-1824759070-1000_CLASSES\ff_auto_file\	rundll32.exe
Key created	\REGISTRY\USER\S-1-5-21-268080393-3149932598-1824759070-1000_CLASSES\ff_auto_file\shell	rundll32.exe

Suspicious behavior: GetForegroundWindowSpam 1 IoCs

pid	Process
2620	AcroRd32.exe

Suspicious use of SetWindowsHookEx 2 IoCs

pid	Process
2620	AcroRd32.exe
2620	AcroRd32.exe

Suspicious use of WriteProcessMemory 7 IoCs

description	pid	Process	procid_target
PID 2984 wrote to memory of 1276	2984	cmd.exe	29
PID 2984 wrote to memory of 1276	2984	cmd.exe	29
PID 2984 wrote to memory of 1276	2984	cmd.exe	29
PID 1276 wrote to memory of 2620	1276	rundll32.exe	30
PID 1276 wrote to memory of 2620	1276	rundll32.exe	30
PID 1276 wrote to memory of 2620	1276	rundll32.exe	30
PID 1276 wrote to memory of 2620	1276	rundll32.exe	30

C:\Windows\system32\cmd.exe
cmd /c "C:\Users\Admin\AppData\Local\Temp\Black Ops 2 Japanese\english\en_angola_2.ff"
1⤵
- Suspicious use of WriteProcessMemory
PID:2984
- C:\Windows\system32\rundll32.exe
  "C:\Windows\system32\rundll32.exe" C:\Windows\system32\shell32.dll,OpenAs_RunDLL C:\Users\Admin\AppData\Local\Temp\Black Ops 2 Japanese\english\en_angola_2.ff
  2⤵
  - Modifies registry class
  - Suspicious use of WriteProcessMemory
  PID:1276
- - C:\Program Files (x86)\Adobe\Reader 9.0\Reader\AcroRd32.exe
    "C:\Program Files (x86)\Adobe\Reader 9.0\Reader\AcroRd32.exe" "C:\Users\Admin\AppData\Local\Temp\Black Ops 2 Japanese\english\en_angola_2.ff"
    3⤵
    - Suspicious behavior: GetForegroundWindowSpam
    - Suspicious use of SetWindowsHookEx
    PID:2620

Network

MITRE ATT&CK Enterprise v15

Reconnaissance

Resource Development

Initial Access

Execution

Persistence

Privilege Escalation

Defense Evasion

Credential Access

Discovery

System Information Discovery

T1082

Lateral Movement

Collection

Command and Control

Exfiltration

Impact

Replay Monitor

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Downloads

C:\Users\Admin\AppData\Roaming\Adobe\Acrobat\9.0\SharedDataEvents

Filesize
3KB

MD5
ae6fbacb0bd8b67eb9055783785c065e

SHA1
3a299f748131a24bffc219377cac2c61d7f57120

SHA256
ca00e3679a84a95083bda67659d7a57ba8afac7638ab6a5c592bad6deea79ce8

SHA512
c197a264b84040fc23634e5d0a9f0a23394736a868997696b0d14ec11b15ff5ff5c599672f74db3002c16f4f8b8338167f2f5e51b11034b8202a50658a4797bf

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