ardamax | c173bbc05165140680cbe8fa675d176deeedd0ebbaaade459a04cbf347acf431

General

Target

b2b427b8511410ce49c72c4f74e77b5c_JaffaCakes118.exe
Size

514KB
MD5

b2b427b8511410ce49c72c4f74e77b5c
SHA1

83f957850d9906ad543f6fee27227ab39486227f
SHA256

c173bbc05165140680cbe8fa675d176deeedd0ebbaaade459a04cbf347acf431
SHA512

fcf6e59e99f6a223cafcfe8a65b6269d9b9f4e6fba0b84ab089c112be1f12705917eca089247abb9950e08d0271ffa477cb25511f2a39ff4682ab94199ec25e3
SSDEEP

12288:Rp+WPjUNLW+lVFF68z23TmWqc9RPvF7H3HHlQkgLzLjL:T+kjUJWgF/wHD7dj3nGkcL

Score

10^/10

ardamax discovery keylogger persistence stealer

Malware Config

Signatures

Ardamax
A keylogger first seen in 2013.
keylogger stealer ardamax
Ardamax family
ardamax

Ardamax main executable 1 IoCs

resource	yara_rule
behavioral2/files/0x0008000000023c53-12.dat	family_ardamax

Checks computer location settings 2 TTPs 1 IoCs

Looks up country code configured in the registry, likely geofence.

Query Registry

T1012

System Information Discovery

T1082

description	ioc	Process
Key value queried	\REGISTRY\USER\S-1-5-21-940901362-3608833189-1915618603-1000\Control Panel\International\Geo\Nation	b2b427b8511410ce49c72c4f74e77b5c_JaffaCakes118.exe

Executes dropped EXE 1 IoCs

pid	Process
2916	UFJF.exe

Loads dropped DLL 1 IoCs

pid	Process
3808	b2b427b8511410ce49c72c4f74e77b5c_JaffaCakes118.exe

Adds Run key to start application 2 TTPs 1 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\UFJF Agent = "C:\\Windows\\SysWOW64\\28463\\UFJF.exe"	UFJF.exe

Drops file in System32 directory 8 IoCs

description	ioc	Process
File created	C:\Windows\SysWOW64\28463\UFJF.007	b2b427b8511410ce49c72c4f74e77b5c_JaffaCakes118.exe
File created	C:\Windows\SysWOW64\28463\UFJF.exe	b2b427b8511410ce49c72c4f74e77b5c_JaffaCakes118.exe
File created	C:\Windows\SysWOW64\28463\AKV.exe	b2b427b8511410ce49c72c4f74e77b5c_JaffaCakes118.exe
File created	C:\Windows\SysWOW64\28463\UFJF.chm	b2b427b8511410ce49c72c4f74e77b5c_JaffaCakes118.exe
File created	C:\Windows\SysWOW64\28463\UFJF.004	b2b427b8511410ce49c72c4f74e77b5c_JaffaCakes118.exe
File created	C:\Windows\SysWOW64\28463\UFJF.003	b2b427b8511410ce49c72c4f74e77b5c_JaffaCakes118.exe
File created	C:\Windows\SysWOW64\28463\UFJF.001	b2b427b8511410ce49c72c4f74e77b5c_JaffaCakes118.exe
File created	C:\Windows\SysWOW64\28463\UFJF.006	b2b427b8511410ce49c72c4f74e77b5c_JaffaCakes118.exe

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

System Information Discovery
T1082

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	b2b427b8511410ce49c72c4f74e77b5c_JaffaCakes118.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	UFJF.exe

Suspicious use of WriteProcessMemory 3 IoCs

description	pid	Process	procid_target
PID 3808 wrote to memory of 2916	3808	b2b427b8511410ce49c72c4f74e77b5c_JaffaCakes118.exe	84
PID 3808 wrote to memory of 2916	3808	b2b427b8511410ce49c72c4f74e77b5c_JaffaCakes118.exe	84
PID 3808 wrote to memory of 2916	3808	b2b427b8511410ce49c72c4f74e77b5c_JaffaCakes118.exe	84

C:\Users\Admin\AppData\Local\Temp\b2b427b8511410ce49c72c4f74e77b5c_JaffaCakes118.exe
"C:\Users\Admin\AppData\Local\Temp\b2b427b8511410ce49c72c4f74e77b5c_JaffaCakes118.exe"
1⤵
- Checks computer location settings
- Loads dropped DLL
- Drops file in System32 directory
- System Location Discovery: System Language Discovery
- Suspicious use of WriteProcessMemory
PID:3808
- C:\Windows\SysWOW64\28463\UFJF.exe
  "C:\Windows\system32\28463\UFJF.exe"
  2⤵
  - Executes dropped EXE
  - Adds Run key to start application
  - System Location Discovery: System Language Discovery
  PID:2916

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

Query Registry

1

T1012

System Information Discovery

2

T1082

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\Temp\@88C7.tmp

Filesize
4KB

MD5
67ce8b2ea53b0aa6ec6213a2b62b9d95

SHA1
e4ac32be20e72d1c12d0ba6919d5fd209a85d009

SHA256
2daed63cd25eb939ae46c5a1caf7fe07bde609a859720884b51d324ff45fc4f6

SHA512
760bef7efb0750d860909f2c92ef2190d7a63b8d07d83ba17997a2cd5c92f509f6c645d86bfbf22c3baff8ebabbf14856f8f4998b9d7132db19785190071c29e

Download Submit
C:\Windows\SysWOW64\28463\AKV.exe

Filesize
393KB

MD5
1533823edeb16a2f6130b0eac0a74b1a

SHA1
c00306974e0acda509d547d8947abbd19e848827

SHA256
e330dedede24e626c90b2894697df4d81228d583203b80775de310dd315f6a9a

SHA512
2d72b0b822de528943348881aa2f0855ef4d306df52f343ebbd8d8b8845da4a79a01efd88c1abf7645e4a72c4069d6d5d4c4d85f1dcd580ac61a9e2657303a87

Download Submit
C:\Windows\SysWOW64\28463\UFJF.001

Filesize
374B

MD5
cae372c7addc860495d5ae1ee1e5e680

SHA1
719f1ae0e511b0b89fe9d267f03a262e43ad4852

SHA256
8ef2ef6558678b147deb4d47e40beb24faec3dc0acaf35266d5deb176bed3f07

SHA512
8c582a16d5129dc60548dd959cf2427c4fe27db3076daf5b9971aa8d6b4fb0d37d5e1c41f970fa439c65f4d0d2b691084cdf298e008528f29d729bebedd9dc4d

Download Submit
C:\Windows\SysWOW64\28463\UFJF.004

Filesize
14KB

MD5
ecb2d7f0a61f71662bb9f48a15008f83

SHA1
e7e029c5851bb0a1159c7ab54bada9650b5e09e6

SHA256
5b351abb1e2be978e4034a07dfe6166225309130cd035cb369950bd1bd0c4d13

SHA512
c3d6e4b56c840a71619e5a101838ce8f6b2a3b7a1e765340410c7f85db3f08b9778be39e1a797e3ef530c3b200371c132219b04aac92e1c21af15453c3087899

Download Submit
C:\Windows\SysWOW64\28463\UFJF.006

Filesize
7KB

MD5
9bb764979044a263709a095f707fbf7f

SHA1
6a6ff5611d93c860401b165ff85957fbb340f14c

SHA256
6f55fcdfbdba9aef5252dfbb9a0f1ac9c83dac472659223ae5a7840484e2d95b

SHA512
a764c11ce03910f372ab7a19f251dbfcd369ad59a7e19b8f1a5825ef44f263d0c693f6bb69332bcb545ea397fc10497cbe4a83402a60971a07bdeb01ce19c057

Download Submit
C:\Windows\SysWOW64\28463\UFJF.007

Filesize
5KB

MD5
c14f089be45a2669a608c0cb4b5ed402

SHA1
6c3168f0af173afbc295848ad1bdb480c510097c

SHA256
dfd377848164271d02259d4481e7978a12392f71f7bcadaecae247d962127d08

SHA512
3c3bc020b74bd76eaa7b5fe577371fef420a62afa9512ef6a0d148b902fe98f8372358ab0f1213e389ad44d52a631ed117a6921be51d66734059cbfdef33ead9

Download Submit
C:\Windows\SysWOW64\28463\UFJF.chm

Filesize
33KB

MD5
f9e13c94009eacf45ff73947f084adf4

SHA1
d980e5ea923486cfa7c4908edf4fbda485efa6bf

SHA256
6e94ba57305bfc9b63c9d6586142c66c1ea40f7ed0de813db205c4ee36c4d9d4

SHA512
fa45c08c5a3350d0878938dfe184d4a2536398ee1c99e3c5115d4fcc958a828f9434e7036016cbb046a1884fb52e2048728f8cd12f2ba65bbea38e85a18a8ece

Download Submit
C:\Windows\SysWOW64\28463\UFJF.exe

Filesize
472KB

MD5
a10c0ee1f0006cd3f58809ee8a6ab81f

SHA1
c4dcb5bffaaea97f7c6d850905a03c001a452d9a

SHA256
9ae3fe10cb437ef5f98a8731c63cd21a3a0791d231428bd264422acd4b57268f

SHA512
ece264bd37989f52bef0446f378b9c7f2d9f8b6af52cf9ba9234540b2a51b3b0faaa7f3e99ee854371a91650105660deeb0748a82d29733b5f69de15ba8a4157

Download Submit
memory/2916-29-0x00000000005F0000-0x00000000005F1000-memory.dmp

Filesize
4KB

Download

Analysis

Sharing

General

Malware Config

Signatures

Processes

Network

MITRE ATT&CK Enterprise v15

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Downloads