66a32b79ff2c15ac32dd147b9509c1d0b8fb0e24f91f478352fb9564d45416f8

Resubmissions

06-08-2023 19:58

230806-yps8psde2y 7

Analysis

max time kernel
151s
max time network
127s
platform
windows7_x64
resource
win7-20230712-en
resource tags

arch:x64arch:x86image:win7-20230712-enlocale:en-usos:windows7-x64system
submitted
06-08-2023 19:58

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General

Target

03_JumpRulesManyControls.md
Size

786B
MD5

8428e2d59cb8ab51e7e19d9057530b59
SHA1

342490d60f4a5e89067eb2f635ae56810fb61d44
SHA256

698a0f66a748bd6164dd94f73908db0257e7c2dfb54403b7c4580fb31a09f6d6
SHA512

25c87e42fcde3e03232ec8384cd741aa34a82919fdc8c6b6ed7a596bd2c086f315655f566c8f6fb1b25ed5b357916888925e949e2e373e99f32ad97587132a8f

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
Set value (str)	\REGISTRY\USER\S-1-5-21-1014134971-2480516131-292343513-1000_CLASSES\md_auto_file\shell\Read\command\ = "\"C:\\Program Files (x86)\\Adobe\\Reader 9.0\\Reader\\AcroRd32.exe\" \"%1\""	rundll32.exe
Key created	\REGISTRY\USER\S-1-5-21-1014134971-2480516131-292343513-1000_Classes\Local Settings	rundll32.exe
Key created	\REGISTRY\USER\S-1-5-21-1014134971-2480516131-292343513-1000_CLASSES\md_auto_file	rundll32.exe
Key created	\REGISTRY\USER\S-1-5-21-1014134971-2480516131-292343513-1000_CLASSES\.md	rundll32.exe
Key created	\REGISTRY\USER\S-1-5-21-1014134971-2480516131-292343513-1000_CLASSES\md_auto_file\shell\Read	rundll32.exe
Key created	\REGISTRY\USER\S-1-5-21-1014134971-2480516131-292343513-1000_CLASSES\md_auto_file\shell	rundll32.exe
Key created	\REGISTRY\USER\S-1-5-21-1014134971-2480516131-292343513-1000_CLASSES\md_auto_file\shell\Read\command	rundll32.exe
Set value (str)	\REGISTRY\USER\S-1-5-21-1014134971-2480516131-292343513-1000_CLASSES\md_auto_file\	rundll32.exe
Set value (str)	\REGISTRY\USER\S-1-5-21-1014134971-2480516131-292343513-1000_CLASSES\.md\ = "md_auto_file"	rundll32.exe

Suspicious behavior: GetForegroundWindowSpam 1 IoCs

pid	Process
2896	AcroRd32.exe

Suspicious use of SetWindowsHookEx 3 IoCs

pid	Process
2896	AcroRd32.exe
2896	AcroRd32.exe
2896	AcroRd32.exe

Suspicious use of WriteProcessMemory 7 IoCs

description	pid	Process	procid_target
PID 2132 wrote to memory of 2228	2132	cmd.exe	31
PID 2132 wrote to memory of 2228	2132	cmd.exe	31
PID 2132 wrote to memory of 2228	2132	cmd.exe	31
PID 2228 wrote to memory of 2896	2228	rundll32.exe	32
PID 2228 wrote to memory of 2896	2228	rundll32.exe	32
PID 2228 wrote to memory of 2896	2228	rundll32.exe	32
PID 2228 wrote to memory of 2896	2228	rundll32.exe	32

C:\Windows\system32\cmd.exe
cmd /c C:\Users\Admin\AppData\Local\Temp\03_JumpRulesManyControls.md
1⤵
- Suspicious use of WriteProcessMemory
PID:2132
- C:\Windows\system32\rundll32.exe
  "C:\Windows\system32\rundll32.exe" C:\Windows\system32\shell32.dll,OpenAs_RunDLL C:\Users\Admin\AppData\Local\Temp\03_JumpRulesManyControls.md
  2⤵
  - Modifies registry class
  - Suspicious use of WriteProcessMemory
  PID:2228
- - 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\03_JumpRulesManyControls.md"
    3⤵
    - Suspicious behavior: GetForegroundWindowSpam
    - Suspicious use of SetWindowsHookEx
    PID:2896

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
9728c6bc221a221532e90c0cb458be89

SHA1
5cd806fd2c951f8d55729575555c526ca4fb0a3b

SHA256
39bba5486b78b7d4ea8e225f428b443786b91ea94bb99c2980200408df2ec1c8

SHA512
6e293ab2031836aedba7d522c3f62484b2b72f51fa7b2449192e41c3e2c825de06bd1f8ca976ba5eb18ecc753ed277f56749e48dc489605d272beb30343791e0

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